FreeCalypso > hg > fc-magnetite
annotate src/gpf3/ccd/cdc_std.c @ 55:acb07ce22054
blobs/patches: a couple of patched libs imported from tcs211-patches
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 30 Sep 2016 23:21:24 +0000 |
parents | c41a534f33c6 |
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rev | line source |
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : |
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4 | Modul : cdc_std.c |
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5 +----------------------------------------------------------------------------- |
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6 | Copyright 2002 Texas Instruments Berlin, AG |
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7 | All rights reserved. |
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8 | |
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9 | This file is confidential and a trade secret of Texas |
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10 | Instruments Berlin, AG |
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11 | The receipt of or possession of this file does not convey |
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12 | any rights to reproduce or disclose its contents or to |
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13 | manufacture, use, or sell anything it may describe, in |
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14 | whole, or in part, without the specific written consent of |
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15 | Texas Instruments Berlin, AG. |
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16 +----------------------------------------------------------------------------- |
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17 | Purpose : Condat Conder Decoder |
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18 | Definitions of non protocol specific encoding and decoding |
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19 | functions |
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20 +----------------------------------------------------------------------------- |
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21 */ |
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22 |
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23 #define CCD_STD_C |
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24 |
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25 #ifdef _MSDOS |
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26 #include <dos.h> |
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27 #include <conio.h> |
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28 #endif |
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29 |
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30 /* |
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31 * standard definitions like UCHAR, ERROR etc. |
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32 */ |
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33 #include "typedefs.h" |
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34 #include "header.h" |
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35 #include <string.h> |
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36 |
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37 /* |
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38 * Prototypes of ccd (USE_DRIVER EQ undef) for prototypes only |
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39 * look at ccdapi.h. |
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40 */ |
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41 #undef USE_DRIVER |
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42 #include "ccdapi.h" |
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43 |
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44 /* |
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45 * Types and functions for bit access and manipulation |
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46 */ |
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47 #include "ccd_globs.h" |
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48 #include "bitfun.h" |
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49 |
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50 /* |
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51 * Declaration of coder/decoder tables and/or functions to access them |
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52 */ |
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53 #include "ccdtable.h" |
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54 #include "ccddata.h" |
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55 |
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56 /* |
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57 * Prototypes of ccd internal functions |
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58 */ |
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59 #include "ccd.h" |
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60 |
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61 /* |
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62 * Need memory allocation functions for dynamic arrays (pointers) |
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63 */ |
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64 #ifdef DYNAMIC_ARRAYS |
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65 #include "vsi.h" |
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66 #endif |
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67 |
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68 #ifndef RUN_FLASH |
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69 /* |
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70 +--------------------------------------------------------------------+ |
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71 | PROJECT : CCD (6144) MODULE : CCD | |
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72 | STATE : code ROUTINE : cdc_decodeElemvalue | |
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73 +--------------------------------------------------------------------+ |
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74 |
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75 PURPOSE : Performs a standard decoding for a given elem table entry. |
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76 This means for non structured elements that 1-n bits are |
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77 read from the bitstream and write to a C-Variable |
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78 in a machine dependent format. For structured elements |
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79 an (indirect) recursive call to cc_decodeComposition() |
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80 is performed. If the element is a bitbuffer with variable |
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81 size, the repeat value gives the number of bits to read |
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82 from the bitstream into the buffer. The maxBitpos |
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83 indicates the maximum valid position for the |
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84 readpointer of the bitstream while decoding this element. |
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85 If the readpointer break this boundary, this element will |
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86 not be decoded. |
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87 */ |
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88 |
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89 void cdc_decodeElemvalue (ULONG e_ref, ULONG *repeat, T_CCD_Globs *globs) |
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90 { |
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91 UBYTE *ActStructpos; |
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92 ULONG i; |
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93 UBYTE spareLen; |
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94 |
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95 /* |
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96 * element is a bit field of variable length |
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97 */ |
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98 if ((melem[e_ref].repType == 'b') || (melem[e_ref].repType == 's')) |
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99 { |
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100 if (*repeat > (ULONG) (globs->maxBitpos-globs->bitpos)) |
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101 { |
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102 ccd_recordFault (globs, ERR_MAX_REPEAT, CONTINUE, |
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103 (USHORT) e_ref, globs->pstruct + globs->pstructOffs); |
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104 *repeat = MINIMUM (*repeat, (ULONG) (globs->maxBitpos-globs->bitpos)); |
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105 } |
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106 if (melem[e_ref].repType == 'b') |
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107 { |
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108 if (mvar[melem[e_ref].elemRef].cType EQ 'X') |
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109 bf_readBitChunk (*repeat, globs); |
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110 else |
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111 bf_readBits (*repeat, globs); |
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112 } |
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113 else |
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114 { |
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115 U16 finalBP = globs->bitpos + (USHORT) *repeat; |
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116 /* Store the limit. This comp may contain other comps as bitstring. */ |
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117 globs->maxBitpos = finalBP; |
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118 ActStructpos = globs->pstruct; |
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119 globs->pstruct += globs->pstructOffs; |
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120 #ifdef DEBUG_CCD |
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121 #ifdef CCD_SYMBOLS |
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122 TRACE_CCD (globs, "decoding composition %s as a bit array", |
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123 mcomp[melem[e_ref].elemRef].name); |
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124 #else |
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125 TRACE_CCD (globs, "decoding composition %d", melem[e_ref].elemRef); |
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126 #endif |
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127 #endif |
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128 |
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129 ccd_decodeComposition ((ULONG) (melem[e_ref].elemRef), globs); |
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130 if (finalBP < globs->bitpos) |
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131 { |
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132 ccd_recordFault (globs, ERR_BITSTR_COMP, CONTINUE, (USHORT) e_ref, |
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133 globs->pstruct + globs->pstructOffs); |
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134 } |
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135 bf_setBitpos (finalBP, globs); |
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136 /* Update maxBitpos to avoid an early end of decoding. */ |
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137 globs->maxBitpos = globs->buflen; |
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138 globs->pstruct = ActStructpos; |
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139 } |
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140 } |
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141 else |
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142 { |
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143 /* |
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144 * For pointer types, globs->pstruct is already set to point to |
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145 * the new memory area, and these types are not treated differently |
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146 * from non-pointer types. |
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147 */ |
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148 i=0; |
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149 switch (melem[e_ref].elemType) |
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150 { |
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151 case 'R': /* Pointer to (possible array of) basetype */ |
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152 case 'F': /* Code-transparent pointer to (possible array of) basetype */ |
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153 case 'V': |
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154 while (i < *repeat) |
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155 { |
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156 if (globs->bitpos < globs->maxBitpos) |
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157 { |
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158 #ifdef DEBUG_CCD |
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159 #ifdef CCD_SYMBOLS |
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160 TRACE_CCD (globs, "decoding var %s", |
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161 ccddata_get_alias((USHORT) e_ref, 1)); |
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162 #else |
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163 TRACE_CCD (globs, "decoding var %d", melem[e_ref].elemRef); |
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164 #endif |
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165 #endif |
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166 if (mvar[melem[e_ref].elemRef].cType EQ 'X') |
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167 bf_readBitChunk (mvar[melem[e_ref].elemRef].bSize, globs); |
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168 else |
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169 bf_readBits (mvar[melem[e_ref].elemRef].bSize, globs); |
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170 |
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171 globs->pstructOffs += mvar[melem[e_ref].elemRef].cSize; |
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172 |
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173 i++; |
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|
174 } |
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|
175 else |
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|
176 { |
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|
177 if (melem[e_ref].repType != 'i') |
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|
178 { |
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|
179 ccd_recordFault (globs, ERR_ELEM_LEN, CONTINUE, (USHORT) e_ref, |
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180 globs->pstruct + globs->pstructOffs); |
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|
181 } |
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|
182 break; |
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|
183 } |
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|
184 } |
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|
185 break; |
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186 |
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187 case 'D': /* Pointer to a composition */ |
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188 case 'P': /* Code transparent pointer to a comp */ |
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189 case 'C': /* Element is a composition. */ |
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190 case 'U': /* Element is a union. */ |
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191 /* |
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192 * Store the actual structure position. |
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193 */ |
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194 ActStructpos = globs->pstruct; |
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195 |
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196 globs->pstruct += globs->pstructOffs; |
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197 |
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198 while (i < *repeat) |
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199 { |
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200 if (globs->bitpos < globs->maxBitpos) |
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201 { |
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|
202 #ifdef DEBUG_CCD |
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|
203 #ifdef CCD_SYMBOLS |
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204 TRACE_CCD (globs, "decoding composition %s", |
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205 mcomp[melem[e_ref].elemRef].name); |
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|
206 #else |
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207 TRACE_CCD (globs, "decoding composition %d", melem[e_ref].elemRef); |
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|
208 #endif |
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209 #endif |
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210 /* |
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211 * recursiv call |
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|
212 */ |
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|
213 ccd_decodeComposition ((ULONG) (melem[e_ref].elemRef), globs); |
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|
214 globs->pstruct += mcomp[melem[e_ref].elemRef].cSize; |
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|
215 |
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|
216 i++; |
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diff
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|
217 } |
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218 else |
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219 { |
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220 if (melem[e_ref].repType != 'i') |
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221 { |
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222 ccd_recordFault (globs, ERR_ELEM_LEN, CONTINUE, (USHORT) e_ref, |
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223 globs->pstruct + globs->pstructOffs); |
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224 } |
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225 break; |
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226 } |
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227 } |
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228 /* |
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229 * restore the write pointer |
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230 */ |
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231 globs->pstruct = ActStructpos; |
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232 break; |
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233 |
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234 case 'S': /* Element is a spare. */ |
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235 { |
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236 spareLen = spare[melem[e_ref].elemRef].bSize; |
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237 /* |
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238 * Do not decode padding bits. They are not relevant. |
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239 * Just adjust the position pointer in the bit stream buffer. |
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240 */ |
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241 while (i < *repeat) |
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242 { |
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243 if (globs->bitpos < globs->maxBitpos) |
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244 { |
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245 #ifdef DEBUG_CCD |
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246 TRACE_CCD (globs, "decoding spare"); |
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247 #endif |
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248 bf_incBitpos (spareLen, globs); |
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249 i++; |
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250 } |
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251 else |
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252 break; |
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253 } |
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254 break; |
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255 } |
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256 } |
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257 *repeat = i; |
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258 } |
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259 } |
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260 #endif /* !RUN_FLASH */ |
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261 |
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262 #ifndef RUN_FLASH |
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263 /* |
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264 +--------------------------------------------------------------------+ |
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265 | PROJECT : CCD (6144) MODULE : CCD | |
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266 | STATE : code ROUTINE : cdc_encodeElemvalue | |
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267 +--------------------------------------------------------------------+ |
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268 |
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269 PURPOSE : Performs a standard encoding for a given elem table entry. |
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270 This means for non structured elements that 1-n bits are |
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271 read from the bitstream and write to a C-Variable |
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272 in a machine dependent format. For structured elements |
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273 an (indirect) recursive call to cc_decodeComposition() |
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274 is performed. If the element is a bitbuffer with variable |
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275 size, the repeat value gives the number of bits to write |
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276 from the buffer into the bitstream. |
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277 */ |
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278 |
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279 void cdc_encodeElemvalue (ULONG e_ref, ULONG repeat, T_CCD_Globs *globs) |
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280 { |
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281 UBYTE *ActStructpos = NULL; |
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282 ULONG i; |
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283 UBYTE spareLen; |
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284 |
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285 /* |
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286 * Element is a bit field of variable length. |
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287 */ |
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288 if (melem[e_ref].repType == 'b') |
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289 { |
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290 if (mvar[melem[e_ref].elemRef].cType EQ 'X') |
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291 bf_writeBitChunk (repeat, globs); |
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292 else |
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293 bf_writeBits (repeat, globs); |
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294 } |
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295 /* |
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296 * Element is a structured IE defined as bit string. |
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297 */ |
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298 else if (melem[e_ref].repType == 's') |
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299 { |
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300 U16 finalBP = (USHORT) (globs->bitpos + repeat); |
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301 ActStructpos = globs->pstruct; |
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302 globs->pstruct += globs->pstructOffs; |
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303 #ifdef DEBUG_CCD |
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304 #ifdef CCD_SYMBOLS |
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305 TRACE_CCD (globs, "encoding composition %s as a bit array", |
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306 mcomp[melem[e_ref].elemRef].name); |
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307 #else |
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308 TRACE_CCD (globs, "encoding composition %d", melem[e_ref].elemRef); |
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309 #endif |
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310 #endif |
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311 |
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312 ccd_encodeComposition ((ULONG) melem[e_ref].elemRef, globs); |
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313 if (finalBP < globs->bitpos) |
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314 { |
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315 ccd_recordFault (globs, ERR_BITSTR_COMP, CONTINUE, (USHORT) e_ref, |
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316 globs->pstruct + globs->pstructOffs); |
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317 } |
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318 bf_setBitpos (finalBP, globs); |
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319 globs->pstruct = ActStructpos; |
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320 } |
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321 else |
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322 { |
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323 /* |
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324 * For pointer types, globs->pstruct is already set to point to |
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325 * the new memory area, and these types are not treated differently |
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326 * from non-pointer types. |
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327 */ |
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328 switch(melem[e_ref].elemType) |
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329 { |
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330 case 'R': /* Pointer to (possible array of) basetype */ |
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331 case 'F': /* Code-transparent pointer to (possible array of) basetype */ |
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332 case 'V': |
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333 for (i=0; i<repeat; i++) |
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334 { |
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335 #ifdef DEBUG_CCD |
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336 #ifdef CCD_SYMBOLS |
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337 TRACE_CCD (globs, "encoding var %s", |
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338 ccddata_get_alias((USHORT) e_ref, 1)); |
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339 #else |
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340 TRACE_CCD (globs, "encoding var %s", melem[e_ref].elemRef); |
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341 #endif |
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342 #endif |
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343 if (mvar[melem[e_ref].elemRef].cType EQ 'X') |
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344 bf_writeBitChunk (mvar[melem[e_ref].elemRef].bSize, globs); |
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345 else |
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346 bf_writeBits (mvar[melem[e_ref].elemRef].bSize, globs); |
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347 |
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348 globs->pstructOffs += mvar[melem[e_ref].elemRef].cSize; |
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349 } |
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350 break; |
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351 |
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352 case 'D': /* Pointer to a composition (already dereferenced) */ |
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353 case 'P': /* Code transparent pointer to a comp (already dereferenced) */ |
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354 case 'C': /* Element is a composition. */ |
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355 case 'U': /* Element is a union. */ |
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356 /* |
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357 * store the actual structure position |
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358 */ |
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359 ActStructpos = globs->pstruct; |
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360 |
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361 globs->pstruct += globs->pstructOffs; |
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362 |
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363 for (i=0; i<repeat; i++) |
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364 { |
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365 #ifdef DEBUG_CCD |
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366 #ifdef CCD_SYMBOLS |
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367 TRACE_CCD (globs, "encoding composition %s", |
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368 mcomp[melem[e_ref].elemRef].name); |
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369 #else |
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370 TRACE_CCD (globs, "encoding composition %d", melem[e_ref].elemRef); |
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371 #endif |
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372 #endif |
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373 ccd_encodeComposition ((ULONG) melem[e_ref].elemRef, globs); /* recursiv call */ |
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374 globs->pstruct += mcomp[melem[e_ref].elemRef].cSize; |
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375 } |
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376 /* |
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377 * restore the write pointer |
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378 */ |
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379 globs->pstruct = ActStructpos; |
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380 break; |
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381 |
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382 case 'S': /* element is a spare */ |
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383 { |
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384 spareLen = spare[melem[e_ref].elemRef].bSize; |
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385 |
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386 /* |
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387 * encode the spare |
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388 */ |
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389 for (i=0; i < repeat; i++) |
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390 { |
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391 #ifdef DEBUG_CCD |
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392 TRACE_CCD (globs, "encoding spare"); |
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393 #endif |
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394 bf_codeLongNumber (spareLen, spare[melem[e_ref].elemRef].value, globs); |
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395 } |
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396 break; |
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397 } |
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398 } |
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399 } |
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400 } |
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401 #endif /* !RUN_FLASH */ |
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402 |
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403 #ifndef RUN_FLASH |
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404 /* |
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405 +--------------------------------------------------------------------+ |
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406 | PROJECT : CCD (6144) MODULE : CCD | |
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407 | STATE : code ROUTINE : cdc_STD_decode | |
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408 +--------------------------------------------------------------------+ |
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409 |
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410 PURPOSE : Performs a standard decoding for a given elem table entry. |
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411 This means for non structured elements that 1-n bits are |
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412 read from the bitstream and write to a C-Variable |
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413 in a machine dependent format. For structured elements |
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414 an (indirect) recursive call to cc_decodeComposition() |
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415 is performed. |
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416 The element may be conditional and/or repeatable. |
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417 */ |
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418 |
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419 SHORT cdc_std_decode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs) |
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420 { |
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421 ULONG repeat, amount, act_offset; |
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422 BOOL is_variable; |
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423 U8 *old_pstruct = NULL; |
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424 ULONG cix_ref, num_prolog_steps, prolog_step_ref; |
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425 |
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426 #ifdef DEBUG_CCD |
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427 #ifndef CCD_SYMBOLS |
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428 TRACE_CCD (globs, "cdc_std_decode()"); |
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429 #else |
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430 TRACE_CCD (globs, "cdc_std_decode() %s", ccddata_get_alias((USHORT) e_ref, 1)); |
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431 #endif |
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432 #endif |
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433 |
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434 cix_ref = melem[e_ref].calcIdxRef; |
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435 num_prolog_steps = calcidx[cix_ref].numPrologSteps; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
436 prolog_step_ref = calcidx[cix_ref].prologStepRef; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
437 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
438 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
439 * if this element is conditional, check the condition |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
440 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
441 if (calcidx[cix_ref].numCondCalcs NEQ 0 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
442 AND ! ccd_conditionOK (e_ref, globs)) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
443 return 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
444 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
445 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
446 * if this element has a defined prologue |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
447 * we have to process it before decoding the bitstream |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
448 * If there are some epilogue expressions to be processed for this element |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
449 * (rare cases) the result here will be a reading of 0 to an internal |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
450 * register. The valid processing of expression takes place after the |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
451 * decoding of the element. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
452 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
453 if (num_prolog_steps) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
454 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
455 ccd_performOperations (num_prolog_steps, prolog_step_ref, globs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
456 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
457 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
458 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
459 * if this element is repeatable, and the number of |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
460 * repeats depends on another element, calculate the repeater |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
461 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
462 if (melem[e_ref].repType NEQ ' ') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
463 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
464 is_variable = ccd_calculateRep (e_ref, &repeat, &act_offset, globs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
465 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
466 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
467 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
468 repeat = 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
469 is_variable = FALSE; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
470 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
471 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
472 if (melem[e_ref].elemType NEQ 'S') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
473 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
474 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
475 * Element is not a SPARE. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
476 * Setup the offset into the C-structure for this element |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
477 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
478 globs->pstructOffs = melem[e_ref].structOffs; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
479 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
480 if (melem[e_ref].optional) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
481 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
482 /* 20010621 MVJ: Dynamic array addition. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
483 * Postpone optional flag setting for non-code transparent |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
484 * pointer types ('P', 'Q', 'R'). |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
485 * For these types, the optional flag is the pointer itself. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
486 * These types cannot be set yet, as the pointer may be |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
487 * preceeded by a counter octet, a union tag id octet etc. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
488 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
489 if (melem[e_ref].elemType < 'P' OR melem[e_ref].elemType > 'R') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
490 globs->pstruct[globs->pstructOffs++] = (UBYTE) TRUE; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
491 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
492 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
493 if (is_variable) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
494 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
495 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
496 * for variable sized elements store the min-value |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
497 * as counter into the C-Structure (c_xxx). |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
498 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
499 if (act_offset > 65535) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
500 *(ULONG *) (globs->pstruct + globs->pstructOffs++) = repeat; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
501 else if (act_offset > 255) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
502 *(USHORT *) (globs->pstruct + globs->pstructOffs++) = (USHORT) repeat; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
503 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
504 globs->pstruct[globs->pstructOffs] = (UBYTE) repeat; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
505 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
506 globs->pstructOffs++; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
507 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
508 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
509 #ifdef DYNAMIC_ARRAYS |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
510 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
511 * MVJ: Dynamic array addition. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
512 * Check for pointer types; allocate memory if necessary. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
513 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
514 if ( is_pointer_type(e_ref) ) { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
515 U32 cSize; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
516 U8 *addr; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
517 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
518 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
519 * Find size to allocate; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
520 * - Read from mcomp or mvar according to type |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
521 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
522 cSize = (ULONG)((melem[e_ref].elemType EQ 'V' OR |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
523 melem[e_ref].elemType EQ 'R') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
524 ? mvar[melem[e_ref].elemRef].cSize |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
525 : mcomp[melem[e_ref].elemRef].cSize |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
526 ) * repeat; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
527 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
528 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
529 * Allocate additional memory |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
530 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
531 addr = (U8 *)DP_ALLOC( cSize, globs->alloc_head, DP_NO_FRAME_GUESS); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
532 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
533 /* If no memory, log error and return immediately */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
534 if (addr EQ NULL) { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
535 ccd_setError (globs, ERR_NO_MEM, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
536 BREAK, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
537 (USHORT) -1); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
538 return 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
539 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
540 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
541 memset (addr, 0, (size_t)cSize); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
542 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
543 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
544 * Memory allocated; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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545 * 1. Save old "globs->pstruct" variables |
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546 * 2. Store pointer to freshly allocated memory area in structure |
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547 * 3. Initialize pstruct to point to the freshly allocated memory area. |
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548 * 4. Initialize pstructOffs to 0 to start decoding at offset 0 |
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549 * in the new memory area. |
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550 */ |
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551 old_pstruct = globs->pstruct; |
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552 *(U8 **)(globs->pstruct + globs->pstructOffs) = addr; |
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553 globs->pstruct = addr; |
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554 globs->pstructOffs = 0; |
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555 } |
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556 #endif |
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557 |
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558 amount = repeat; |
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559 |
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560 cdc_decodeElemvalue (e_ref, &amount, globs); |
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561 |
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562 /* |
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563 * process the epilogue expression for this element if there is any |
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564 */ |
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565 if (num_prolog_steps) |
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566 { |
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567 if ( (calc[prolog_step_ref+1].operation EQ 'K') |
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parents:
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568 || (calc[prolog_step_ref+1].operation EQ 'C') |
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569 || (calc[prolog_step_ref+1].operation EQ 's')) |
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570 { |
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571 ccd_performOperations (num_prolog_steps, prolog_step_ref, globs); |
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572 } |
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573 } |
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574 |
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575 #ifdef DYNAMIC_ARRAYS |
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576 /* |
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577 * Restore globs->pstruct for possible use below |
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578 */ |
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579 if (old_pstruct NEQ NULL) |
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580 { |
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diff
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581 globs->pstruct = old_pstruct; |
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582 } |
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parents:
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583 #endif |
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584 if (amount NEQ repeat AND is_variable) |
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parents:
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585 { |
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parents:
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|
586 /* |
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587 * if the decoded elements are not equal the specified |
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parents:
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588 * repeat value, because the bitstream or the IE ended, |
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589 * store the new c_xxx value. |
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parents:
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590 */ |
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diff
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|
591 globs->pstructOffs = melem[e_ref].structOffs; |
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parents:
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|
592 |
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diff
changeset
|
593 if (melem[e_ref].optional) |
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|
594 globs->pstructOffs++; |
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parents:
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|
595 |
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596 if (act_offset > 65535) |
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597 *(ULONG *) (globs->pstruct + globs->pstructOffs) = amount; |
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parents:
diff
changeset
|
598 else if (act_offset > 255) |
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599 *(USHORT *) (globs->pstruct + globs->pstructOffs) = (USHORT) amount; |
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parents:
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|
600 else |
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parents:
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|
601 globs->pstruct[globs->pstructOffs] = (UBYTE) amount; |
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parents:
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|
602 |
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diff
changeset
|
603 if (melem[e_ref].repType NEQ 'i') |
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parents:
diff
changeset
|
604 { |
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|
605 /* |
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diff
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|
606 * if this element is not of the repeat style 'interval' |
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|
607 * ([X..Y] where X and Y are constants) we have to generate |
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parents:
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|
608 * an ccd error because some outstanding repeats are missing. |
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parents:
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|
609 */ |
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|
610 ccd_setError (globs, ERR_MAND_ELEM_MISS, CONTINUE, (USHORT) -1); |
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|
611 } |
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parents:
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changeset
|
612 } |
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parents:
diff
changeset
|
613 |
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parents:
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|
614 return 1; |
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parents:
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changeset
|
615 } |
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|
616 #endif /* !RUN_FLASH */ |
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|
617 |
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|
618 #ifndef RUN_FLASH |
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|
619 /* |
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|
620 +--------------------------------------------------------------------+ |
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|
621 | PROJECT : CCD (6144) MODULE : CCD | |
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622 | STATE : code ROUTINE : cdc_std_encode | |
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|
623 +--------------------------------------------------------------------+ |
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|
624 |
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|
625 PURPOSE : Performs a standard encoding for a given elem table entry. |
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|
626 This means for non structured elements that m bytes read |
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parents:
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|
627 from the C-Variable, converted to MSB-first format and |
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|
628 write 1-n bits at the end of the bitstream. |
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parents:
diff
changeset
|
629 For structured elements an (indirect) recursive call |
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diff
changeset
|
630 to ccd_encodeComposition() is performed. |
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changeset
|
631 The element may be conditional and/or repeatable. |
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|
632 */ |
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|
633 |
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|
634 SHORT cdc_std_encode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs) |
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|
635 { |
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|
636 ULONG repeat, max_rep; |
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|
637 BOOL is_variable; |
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|
638 ULONG cix_ref, num_prolog_steps, prolog_step_ref; |
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|
639 #ifdef DYNAMIC_ARRAYS |
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|
640 U8 *old_pstruct = NULL; |
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|
641 #endif |
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|
642 |
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|
643 #ifdef DEBUG_CCD |
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|
644 #ifndef CCD_SYMBOLS |
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645 TRACE_CCD (globs, "cdc_std_encode()"); |
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|
646 #else |
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647 TRACE_CCD (globs, "cdc_std_encode() %s", ccddata_get_alias((USHORT) e_ref, 1)); |
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|
648 #endif |
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|
649 #endif |
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|
650 |
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diff
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|
651 cix_ref = melem[e_ref].calcIdxRef; |
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|
652 num_prolog_steps = calcidx[cix_ref].numPrologSteps; |
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parents:
diff
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|
653 prolog_step_ref = calcidx[cix_ref].prologStepRef; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
654 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
655 * if this element is conditional, check the condition |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
656 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
657 if (calcidx[cix_ref].numCondCalcs NEQ 0 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
658 AND ! ccd_conditionOK (e_ref, globs)) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
659 return 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
660 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
661 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
662 * if this element have a defined Prolog |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
663 * we have to process it before decoding the bitstream |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
664 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
665 if (num_prolog_steps) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
666 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
667 ccd_performOperations (num_prolog_steps, prolog_step_ref, globs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
668 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
669 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
670 if (melem[e_ref].elemType NEQ 'S') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
671 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
672 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
673 * Element is not a SPARE. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
674 * Setup the readpointer into the C-structure for this element |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
675 * MVJ: In case of pointer types, the pstructOffs must be |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
676 * the offset into the memory area pointed to. CCDGEN must |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
677 * ensure this holds true. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
678 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
679 globs->pstructOffs = melem[e_ref].structOffs; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
680 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
681 if (melem[e_ref].optional) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
682 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
683 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
684 * for optional elements check the valid-flag in the C-struct. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
685 * Spare elements does not have a corresponding valid flag. For |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
686 * the spare elements we have to calculate and check the |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
687 * condition to decide if this elements have to be coded. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
688 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
689 /* 20010621 MVJ: Dynamic array addition. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
690 * Postpone optional check for non-code transparent pointer |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
691 * types ('P', 'Q', 'R'). |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
692 * For these types, the optional flag is the pointer itself. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
693 * These types cannot be checked yet, as the pointer may be |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
694 * preceeded by a counter octet, a union tag id octet etc. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
695 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
696 if (melem[e_ref].elemType < 'P' OR melem[e_ref].elemType > 'R') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
697 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
698 if (globs->pstruct[globs->pstructOffs++] == FALSE) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
699 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
700 return 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
701 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
702 #ifdef DEBUG_CCD |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
703 else if (globs->pstruct [melem[e_ref].structOffs] != TRUE) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
704 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
705 TRACE_CCD (globs, "Ambiguous value for valid flag!\n...assumed 1 for ccdID=%d", |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
706 e_ref); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
707 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
708 #endif |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
709 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
710 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
711 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
712 if ((melem[e_ref].repType EQ 'v' OR melem[e_ref].repType EQ 'i')) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
713 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
714 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
715 * for variable sized elements read the amount |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
716 * of repeats out of the C-Structure (c_xxx). |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
717 * If the number of repeats given by the C-Structure |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
718 * exceeds the allowed value (maxRepeat) CCD gives a warning! |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
719 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
720 if (melem[e_ref].maxRepeat > 255) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
721 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
722 ULONG count = (ULONG) (* (USHORT *)(globs->pstruct + globs->pstructOffs++)); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
723 repeat = MINIMUM (count, (ULONG) melem[e_ref].maxRepeat); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
724 if (repeat < count) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
725 ccd_recordFault (globs, ERR_MAX_REPEAT, CONTINUE, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
726 (USHORT) e_ref, globs->pstruct + globs->pstructOffs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
727 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
728 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
729 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
730 repeat = (ULONG)MINIMUM (globs->pstruct[globs->pstructOffs], |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
731 melem[e_ref].maxRepeat); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
732 if ( repeat < (ULONG) (globs->pstruct[globs->pstructOffs]) ) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
733 ccd_recordFault (globs, ERR_MAX_REPEAT, CONTINUE, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
734 (USHORT) e_ref, globs->pstruct + globs->pstructOffs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
735 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
736 globs->pstructOffs++; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
737 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
738 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
739 if (melem[e_ref].repType EQ 'c') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
740 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
741 repeat = (ULONG) melem[e_ref].maxRepeat; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
742 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
743 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
744 if (melem[e_ref].repType == 's' || melem[e_ref].repType == 'b') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
745 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
746 switch (melem[e_ref].elemType) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
747 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
748 case 'R': /* Pointer to (possible array of) basetype */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
749 case 'F': /* Code-transparent pointer to (possible array of) basetype */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
750 case 'V': |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
751 globs->maxBitpos = globs->bitpos + mvar[melem[e_ref].elemRef].bSize; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
752 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
753 case 'D': /* Pointer to a composition */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
754 case 'P': /* Code transparent pointer to a comp */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
755 case 'C': /* Element is a composition. */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
756 case 'E': /* Pointer to a union */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
757 case 'Q': /* Code transparent pointer to a union */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
758 case 'U': /* Element is a union. */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
759 globs->maxBitpos = globs->bitpos + mcomp[melem[e_ref].elemRef].bSize; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
760 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
761 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
762 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
763 is_variable = ccd_calculateRep (e_ref, &repeat, &max_rep, globs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
764 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
765 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
766 repeat = 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
767 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
768 /* 20010621 MVJ: Dynamic array addition. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
769 * Check for non-code transparent pointer types ('P', 'Q', 'R'). |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
770 * For these types, the optional flag is the pointer itself. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
771 * ASSUMPTION: The pointer may be preceeded by a counter octet, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
772 * a union tag id octet etc., but it is up to CCDGEN to ensure |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
773 * word alignment (by inserting alignment bytes). Therefore |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
774 * we just read from globs->pstruct[globs->pstructOffs]. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
775 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
776 #ifdef DEBUG_CCD |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
777 /* Check pointer alignment and re-align if necessary (should never happen) */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
778 if ( is_pointer_type(e_ref) AND ((globs->pstructOffs & 3) NEQ 0)) { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
779 TRACE_CCD (globs, "cdc_STD_encode(): Pointer misaligned! pstruct=0x08x," |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
780 " pstructOffs=0x%08x", globs->pstruct, globs->pstructOffs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
781 globs->pstructOffs = (globs->pstructOffs + 3) & 3; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
782 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
783 #endif |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
784 #ifdef DYNAMIC_ARRAYS |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
785 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
786 * MVJ: Perform pointer dereference for pointer types. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
787 * Also, check optionality for these types. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
788 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
789 if ( is_pointer_type(e_ref) ) { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
790 U8 *deref_pstruct; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
791 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
792 /* Get pointer value */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
793 deref_pstruct = *(U8 **)&globs->pstruct[globs->pstructOffs]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
794 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
795 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
796 * Strictly speaking the 'D' to 'F' types should not need this |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
797 * check (should have returned after the optionality check above), |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
798 * but it will catch stray NULL pointers (or uninitialized |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
799 * valid flags) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
800 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
801 if (ccd_check_pointer(deref_pstruct) != ccdOK ) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
802 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
803 ccd_recordFault (globs, ERR_INVALID_PTR, BREAK, (USHORT) e_ref, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
804 &globs->pstruct[globs->pstructOffs]); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
805 return 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
806 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
807 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
808 * Pointer not NULL; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
809 * 1. Save old globs->pstruct and assign pointer to globs->pstruct |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
810 * as new base. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
811 * 2. Set pstructOffs to 0 (zero) as the next offset will start |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
812 * in the new memory area. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
813 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
814 old_pstruct = globs->pstruct; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
815 globs->pstruct = deref_pstruct; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
816 globs->pstructOffs = 0; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
817 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
818 #endif /* DYNAMIC_ARRAYS */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
819 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
820 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
821 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
822 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
823 * for spare elements we have to calculate the conditions |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
824 * and the repetitions because there are no valid-flags and |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
825 * c_xxx variables in the C-structure to read. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
826 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
827 if (melem[e_ref].optional) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
828 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
829 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
830 * Spare elements does not have a corresponding valid flag. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
831 * For the spare elements we have to calculate and check the |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
832 * condition to decide if this elements have to be coded. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
833 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
834 if (calcidx[cix_ref].numCondCalcs NEQ 0 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
835 AND ! ccd_conditionOK (e_ref, globs)) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
836 return 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
837 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
838 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
839 * if this spare is repeatable, calculate the amount of |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
840 * repeats because there is no corresponding c_xxx element |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
841 * in the C-Structure. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
842 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
843 if (melem[e_ref].repType NEQ ' ') |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
844 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
845 globs->maxBitpos = globs->bitpos + spare[melem[e_ref].elemRef].bSize; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
846 is_variable = ccd_calculateRep (e_ref, &repeat, &max_rep, globs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
847 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
848 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
849 repeat = 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
850 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
851 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
852 cdc_encodeElemvalue (e_ref, repeat, globs); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
853 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
854 #ifdef DYNAMIC_ARRAYS |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
855 if ( old_pstruct NEQ NULL ) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
856 globs->pstruct = old_pstruct; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
857 #endif |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
858 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
859 return 1; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
860 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
861 #endif /* !RUN_FLASH */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
862 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
863 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
864 * some elementary bitfunctions |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
865 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
866 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
867 /* LSB,MSB Definitions for the CPUs */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
868 |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
869 #ifdef M_INTEL |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
870 #define MSB_POS 1 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
871 #define LSB_POS 0 |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
872 #define MSW_POS 2 |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
873 #define LSW_POS 0 |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
874 #else /* M_INTEL */ |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
875 #ifdef M_MOTOROLA |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
876 #define MSB_POS 0 |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
877 #define LSB_POS 1 |
c41a534f33c6
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
878 #define MSW_POS 0 |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
879 #define LSW_POS 2 |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
880 #endif /* M_MOTOROLA */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
881 #endif /* M_INTEL */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
882 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
883 extern const ULONG ccd_bitfun_mask[]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
884 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
885 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
886 * Table of one-bit values (2^X) |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
887 * This unused variable is commented now in order to avoid some compiler |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
888 * warnings like: variable "shift" (line xxx) is not used |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
889 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
890 LOCAL const UBYTE shift[] = |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
891 { |
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src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
892 128, 64, 32, 16, 8, 4, 2, 1 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
893 }; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
894 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
895 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
896 #ifndef RUN_FLASH |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
897 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
898 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
899 | PROJECT : CCD (6144) MODULE : CCD | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
900 | STATE : code ROUTINE : ccd_codeByte | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
901 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
902 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
903 PURPOSE: encodes the value of (value) into a CPU-dependent |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
904 bitstring. The length of the bitstring is specified |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
905 throu (bitlen). The function copies the bitstring into |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
906 the buffer (bitstream) at bit position (startbit). |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
907 The bitlen may be between 1 and 8. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
908 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
909 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
910 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
911 BYTE CCDDATA_PREF(ccd_codeByte) (UBYTE * bitstream, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
912 USHORT startbit, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
913 USHORT bitlen, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
914 UBYTE value) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
915 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
916 union |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
917 { /* Conversion structure 2 Byte <-> unsigned short */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
918 UBYTE c[2]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
919 USHORT s; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
920 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
921 conv; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
922 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
923 UBYTE *p, lshift; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
924 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
925 USHORT m; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
926 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
927 p = bitstream + (startbit >> 3); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
928 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
929 lshift = (16 - ((startbit & 7) + bitlen)); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
930 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
931 conv.c[MSB_POS] = p[0]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
932 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
933 conv.c[LSB_POS] = p[1]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
934 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
935 m = ((USHORT) ccd_bitfun_mask[bitlen]) << lshift; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
936 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
937 conv.s &= ~m; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
938 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
939 conv.s |= ((value << lshift) & m); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
940 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
941 p[0] = conv.c[MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
942 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
943 p[1] = conv.c[LSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
944 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
945 return ccdOK; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
946 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
947 #endif /* !RUN_FLASH */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
948 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
949 #ifndef RUN_FLASH |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
950 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
951 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
952 | PROJECT : CCD (6144) MODULE : CCD | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
953 | STATE : code ROUTINE : ccd_decodeByte | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
954 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
955 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
956 PURPOSE: decodes (bitlen) bits from the (bitstream) at position |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
957 (startbit) and converts them to a numeric value (value) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
958 The bitlen may be between 1 and 8. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
959 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
960 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
961 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
962 BYTE CCDDATA_PREF(ccd_decodeByte) (UBYTE *bitstream, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
963 USHORT startbit, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
964 USHORT bitlen, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
965 UBYTE *value) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
966 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
967 union |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
968 { /* Conversion structure 2 Byte <-> unsigned short */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
969 UBYTE c[2]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
970 USHORT s; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
971 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
972 conv; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
973 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
974 UBYTE *p; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
975 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
976 p = bitstream + (startbit >> 3); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
977 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
978 conv.c[MSB_POS] = *p++; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
979 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
980 conv.c[LSB_POS] = *p; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
981 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
982 conv.s >>= (16 - ((startbit & 7) + bitlen)); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
983 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
984 conv.s &= (USHORT) ccd_bitfun_mask[bitlen]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
985 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
986 *value = (UBYTE) conv.s; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
987 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
988 return ccdOK; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
989 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
990 #endif /* !RUN_FLASH */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
991 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
992 #ifndef RUN_FLASH |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
993 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
994 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
995 | PROJECT : CCD (6144) MODULE : CCD | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
996 | STATE : code ROUTINE : ccd_codeLong | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
997 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
998 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
999 PURPOSE: encodes the value of (value) into a CPU-dependent |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1000 bitstring. The length of the bitstring is specified |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1001 throu (bitlen). The function copies the bitstring into |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1002 the buffer (bitstream) at bit position (startbit). |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1003 The bitlen may be between 1 and 32. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1004 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1005 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1006 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1007 BYTE CCDDATA_PREF(ccd_codeLong) (UBYTE *bitstream, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1008 USHORT startbit, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1009 USHORT bitlen, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1010 ULONG value) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1011 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1012 UBYTE *p; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1013 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1014 union |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1015 { /* Conversion structure 4 Byte <-> unsigned long */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1016 UBYTE c[4]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1017 ULONG l; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1018 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1019 conv; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1020 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1021 p = bitstream + (startbit >> 3); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1022 startbit &= 7; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1023 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1024 conv.l = value & ccd_bitfun_mask[bitlen]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1025 conv.l <<= (32-bitlen-startbit); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1026 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1027 p[0] &= (UCHAR)~ccd_bitfun_mask[8-startbit]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1028 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1029 switch ((USHORT)(startbit+bitlen-1) >> 3) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1030 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1031 case 0: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1032 p[0] |= conv.c[MSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1033 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1034 case 1: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1035 p[0] |= conv.c[MSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1036 p[1] = conv.c[MSW_POS+LSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1037 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1038 case 2: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1039 p[0] |= conv.c[MSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1040 p[1] = conv.c[MSW_POS+LSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1041 p[2] = conv.c[LSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1042 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1043 case 3: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1044 p[0] |= conv.c[MSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1045 p[1] = conv.c[MSW_POS+LSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1046 p[2] = conv.c[LSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1047 p[3] = conv.c[LSW_POS+LSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1048 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1049 default: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1050 p[0] |= conv.c[MSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1051 p[1] = conv.c[MSW_POS+LSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1052 p[2] = conv.c[LSW_POS+MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1053 p[3] = conv.c[LSW_POS+LSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1054 p[4] = (UBYTE) ((value & 0xff) << (8-startbit)); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1055 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1056 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1057 return ccdOK; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1058 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1059 #endif /* !RUN_FLASH */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1060 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1061 #ifndef RUN_FLASH |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1062 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1063 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1064 | PROJECT : CCD (6144) MODULE : CCD | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1065 | STATE : code ROUTINE : ccd_decodeLong | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1066 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1067 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1068 PURPOSE: decodes (bitlen) bits from the (bitstream) at position |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1069 (startbit) and converts them to a numeric value (value) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1070 The bitlen may be between 1 and 32. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1071 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1072 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1073 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1074 BYTE CCDDATA_PREF(ccd_decodeLong) (UBYTE *bitstream, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1075 USHORT startbit, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1076 USHORT bitlen, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1077 ULONG *value) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1078 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1079 UBYTE *p; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1080 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1081 union |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1082 { /* Conversion structure 4 Byte <-> unsigned long */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1083 UBYTE c[4]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1084 ULONG l; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1085 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1086 conv; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1087 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1088 p = bitstream + (startbit >> 3); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1089 startbit &= 7; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1090 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1091 conv.l = 0L; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1092 switch ((USHORT)(startbit+bitlen-1) >> 3) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1093 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1094 case 0: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1095 conv.c[MSW_POS+MSB_POS] = p[0]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1096 conv.l <<= startbit; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1097 conv.l >>= (32-bitlen); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1098 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1099 case 1: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1100 conv.c[MSW_POS+MSB_POS] = p[0]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1101 conv.c[MSW_POS+LSB_POS] = p[1]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1102 conv.l <<= startbit; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1103 conv.l >>= (32-bitlen); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1104 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1105 case 2: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1106 conv.c[MSW_POS+MSB_POS] = p[0]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1107 conv.c[MSW_POS+LSB_POS] = p[1]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1108 conv.c[LSW_POS+MSB_POS] = p[2]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1109 conv.l <<= startbit; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1110 conv.l >>= (32-bitlen); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1111 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1112 case 3: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1113 conv.c[MSW_POS+MSB_POS] = p[0]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1114 conv.c[MSW_POS+LSB_POS] = p[1]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1115 conv.c[LSW_POS+MSB_POS] = p[2]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1116 conv.c[LSW_POS+LSB_POS] = p[3]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1117 conv.l <<= startbit; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1118 conv.l >>= (32-bitlen); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1119 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1120 default: |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1121 conv.c[MSW_POS+MSB_POS] = p[0]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1122 conv.c[MSW_POS+LSB_POS] = p[1]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1123 conv.c[LSW_POS+MSB_POS] = p[2]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1124 conv.c[LSW_POS+LSB_POS] = p[3]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1125 conv.l <<= startbit; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1126 conv.l >>= (32-bitlen); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1127 conv.c[LSW_POS+LSB_POS] |= (p[4] >> (8-startbit)); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1128 break; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1129 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1130 *value = conv.l & ccd_bitfun_mask[bitlen]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1131 return ccdOK; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1132 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1133 #endif /* !RUN_FLASH */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1134 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1135 #ifndef RUN_FLASH |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1136 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1137 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1138 | PROJECT : CCD (6144) MODULE : CCD | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1139 | STATE : code ROUTINE : ccd_bitcopy | |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1140 +--------------------------------------------------------------------+ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1141 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1142 PURPOSE: copys bitlen bits from the source buffer to the destination |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1143 buffer. offset contains the position of the first bit in |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1144 the source bitfield. This function may perform a leftshift |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1145 to adjust the most significant bit on byte boundarys of the |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1146 first byte in dest. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1147 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1148 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1149 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1150 void CCDDATA_PREF(ccd_bitcopy) (UBYTE *dest, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1151 UBYTE *source, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1152 USHORT bitlen, |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1153 USHORT offset) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1154 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1155 union |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1156 { /* Conversion structure 2 Byte <-> unsigned short */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1157 UBYTE c[2]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1158 USHORT s; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1159 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1160 conv; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1161 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1162 USHORT l_shift = offset & 7; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1163 USHORT bytes_to_copy = (bitlen >> 3); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1164 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1165 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1166 * go to the byte that contains the first valid bit. |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1167 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1168 source += (offset >> 3); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1169 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1170 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1171 if (l_shift) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1172 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1173 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1174 * shift and copy each byte |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1175 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1176 while (bytes_to_copy--) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1177 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1178 conv.c[MSB_POS] = *source; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1179 source++; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1180 conv.c[LSB_POS] = *source; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1181 conv.s <<= l_shift; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1182 *dest = conv.c[MSB_POS]; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1183 dest++; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1184 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1185 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1186 else |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1187 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1188 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1189 * no shift operation, do a memcopy; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1190 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1191 while (bytes_to_copy--) |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1192 { |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1193 *dest = *source; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
1194 dest++; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
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1195 source++; |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1196 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1197 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1198 /* |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1199 * cutoff the garbage at the end of the bitstream |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1200 */ |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1201 |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1202 *(dest-1) &= (UCHAR)(~ccd_bitfun_mask[(8-(bitlen&7))&7]); |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1203 } |
c41a534f33c6
src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1204 #endif /* !RUN_FLASH */ |