FreeCalypso > hg > fc-magnetite

annotate src/gpf3/ccd/csn1_choice_x.c @ 686:59f07d67eb45

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luna target split into luna1 and luna2 luna1 is FC Luna based on iWOW DSK v4.0 or v5.0 motherboard luna2 is FC Luna based on FC Caramel2 MB
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 12 Oct 2020 18:51:24 +0000
parents c41a534f33c6
children
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rev   line source
2
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project : CCD
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4 | Modul : csn1_choice_x.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 : Definition of encoding and decoding functions for CSN1_CHOICE2
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18 | elements
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19 +-----------------------------------------------------------------------------
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20 */
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21 /*
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22 * standard definitions like GLOBAL, UCHAR, ERROR etc.
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23 */
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24 #include "typedefs.h"
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25 #include "header.h"
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26
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27
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28 /*
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29 * Prototypes of ccd (USE_DRIVER EQ undef) for prototypes only
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30 * look at ccdapi.h
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31 */
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32 #undef USE_DRIVER
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33 #include "ccdapi.h"
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34
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35 /*
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36 * Types and functions for bit access and manipulation
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37 */
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38 #include "ccd_globs.h"
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39 #include "bitfun.h"
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40
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41 /*
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42 * Prototypes of ccd internal functions
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43 */
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44 #include "ccd.h"
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45 #include "ccd_codingtypes.h"
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46 /*
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47 * Declaration of coder/decoder tables
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48 */
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49 #include "ccdtable.h"
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50 #include "ccddata.h"
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51
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52 EXTERN T_FUNC_POINTER codec[MAX_CODEC_ID+1][2];
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53
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54 #ifndef RUN_INT_RAM
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55 /* Attention for RUN_...: static function */
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56
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57 static void decode_csn1_choice_alternative(const ULONG e_ref, T_ENUM union_tag,
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58 T_CCD_Globs *globs);
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59 static void encode_csn1_choice_alternative(const ULONG e_ref, T_ENUM union_tag,
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60 T_CCD_Globs *globs);
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61 #endif /* !RUN_INT_RAM */
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62
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63
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64 #ifndef RUN_INT_RAM
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65 /* Attention for RUN_...: static function */
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66 /*
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67 +--------------------------------------------------------------------+
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68 | PROJECT : CCD (6144) MODULE : csn1_choice1 |
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69 | STATE : code ROUTINE : decode_csn1_choice_alternative |
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70 +--------------------------------------------------------------------+
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71
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72 PURPOSE : Decode a chosen alternative of a CSN.1 CHOICE type
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73 Use the parameter union_tag to read the CHOICE index.
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74 Because of union_tag it is easy to calculate the elemRef
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75 for the chosen element which is to be decoded. Then the
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76 appropriate decoding function for the chosen element is
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77 called.
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78 */
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79 static void decode_csn1_choice_alternative(const ULONG e_ref, T_ENUM union_tag,
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80 T_CCD_Globs *globs)
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81 {
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82 ULONG elem_ref, mcomp_ref;
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83 UBYTE *act_structpos;
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84
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85 mcomp_ref= melem[e_ref].elemRef;
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86 /*
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87 * Write the CHOICE tag value in the C-structure.
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88 * Calculate the elem_ref for the chosen element.
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89 */
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90 *(T_ENUM *) (globs->pstruct+globs->pstructOffs) = union_tag;
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91 elem_ref = mcomp[mcomp_ref].componentRef + (ULONG) union_tag;
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92
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93 #ifdef DEBUG_CCD
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94 #ifndef CCD_SYMBOLS
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95 TRACE_CCD (globs, "decode_csn1_choice_alternative()");
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96 #else
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97 TRACE_CCD (globs, "decode_csn1_choice_alternative() %s", ccddata_get_alias((USHORT)e_ref, 1));
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98 #endif
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99 #endif
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100
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101 /*
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102 * Store the actual structure position.
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103 */
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104 act_structpos = globs->pstruct;
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105 globs->pstruct += (globs->pstructOffs + sizeof(T_ENUM));
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106 /*
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107 * Use the jump-table for selecting the decode function
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108 * Call the decode function for the chosen element.
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109 */
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110 (void) codec[melem[elem_ref].codingType][DECODE_FUN]
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111 (mcomp_ref, elem_ref, globs);
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112 /*
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113 * Restore the write pointer to prepare decoding of the next element
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114 */
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115 globs->pstruct = act_structpos;
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116 }
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117 #endif /* !RUN_INT_RAM */
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118
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119
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120 #ifndef RUN_INT_RAM
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121 /* Attention for RUN_...: static function */
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122 /*
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123 +--------------------------------------------------------------------+
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124 | PROJECT : CCD (6144) MODULE : csn1_choice1 |
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125 | STATE : code ROUTINE : encode_csn1_choice_alternative |
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126 +--------------------------------------------------------------------+
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127
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128 PURPOSE : Encode a chosen alternative of a CSN.1 CHOICE type.
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129
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130 Because of union_tag it is easy to calculate the e_ref for
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131 the chosen element to be encoded. Then the appropriate
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132 encoding function for the chosen element is called.
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133 */
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134 static void encode_csn1_choice_alternative (const ULONG e_ref, T_ENUM union_tag,
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135 T_CCD_Globs *globs)
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136 {
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137 ULONG elem_ref, mcomp_ref;
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138 UBYTE *act_structpos;
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139
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140 mcomp_ref= melem[e_ref].elemRef;
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141
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142 /*
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143 * Calculate the elem_ref for the chosen element.
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144 */
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145 elem_ref = mcomp[mcomp_ref].componentRef + (ULONG) union_tag;
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146
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147 #ifdef DEBUG_CCD
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148 #ifndef CCD_SYMBOLS
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149 TRACE_CCD (globs, "encode_csn1_choice_alternative()");
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150 #else
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151 TRACE_CCD (globs, "encode_csn1_choice_alternative() %s", ccddata_get_alias((USHORT)e_ref, 1));
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152 #endif
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153 #endif
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154
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155 /*
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156 * Store the actual structure position.
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157 */
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158 act_structpos = globs->pstruct;
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159 globs->pstruct += (globs->pstructOffs + sizeof(T_ENUM));
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160 /*
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161 * Use the jump-table for selecting the encode function
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162 * Call the encode function for the chosen element.
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163 */
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164 (void) codec[melem[elem_ref].codingType][ENCODE_FUN]
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165 (mcomp_ref, elem_ref, globs);
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166 /*
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167 * Restore the write pointer to prepare decoding of the next element
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168 */
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169 globs->pstruct = act_structpos;
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170 }
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171 #endif /* !RUN_INT_RAM */
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172
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173
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174 #ifndef RUN_INT_RAM/*
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175 +-----------------------------------------------------------------------+
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176 | PROJECT : CCD (6144) MODULE : CCD |
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177 | STATE : code ROUTINE : cdc_csn1_choice_x_decode |
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178 +-----------------------------------------------------------------------+
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179
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180 PURPOSE : Decode CSN.1 CHOICE type
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181 In the header file the structure containing an element of
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182 coding type CSN1_CHOICE is represented by a structure
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183 type declaration.
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184 This structure type is composed at least of a control item
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185 preceding an item of an union type. The control item
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186 indicates the CHOICE index. The item of the union type
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187 represents the CHOICE alternatives.
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188 The CHOICE index is "num" bits long. It is read from the
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189 message bit string and the result is written to the control
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190 item. CCD determes "elemRef" depending on this control item
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191 and processes the union element according to table entry
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192 of "elemRef" .
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193 */
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194
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195 SHORT cdc_csn1_choice_x_decode (const ULONG c_ref, const ULONG e_ref,
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196 ULONG num, T_CCD_Globs *globs)
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197 {
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198 ULONG union_tag, num_of_alt, num_of_comps;
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199 ULONG cix_ref, num_prolog_steps, prolog_step_ref;
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200
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diff changeset
201 #ifdef DEBUG_CCD
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202 #ifndef CCD_SYMBOLS
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203 TRACE_CCD (globs, "cdc_csn1_choice1_decode()");
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204 #else
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205 TRACE_CCD (globs, "cdc_csn1_choice1_decode() %s", ccddata_get_alias((USHORT)e_ref, 1));
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206 #endif
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diff changeset
207 #endif
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diff changeset
208
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209 cix_ref = melem[e_ref].calcIdxRef;
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210 num_prolog_steps = calcidx[cix_ref].numPrologSteps;
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parents:
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211 prolog_step_ref = calcidx[cix_ref].prologStepRef;
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parents:
diff changeset
212
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parents:
diff changeset
213 /*
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parents:
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214 * If this element is conditional, check the condition.
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diff changeset
215 */
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parents:
diff changeset
216 if (calcidx[cix_ref].numCondCalcs NEQ 0
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parents:
diff changeset
217 AND ! ccd_conditionOK (e_ref, globs))
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diff changeset
218 return 1;
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diff changeset
219
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220 /*
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diff changeset
221 * If this element has a defined prologue
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parents:
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222 * we have to process it before decoding the bitstream.
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parents:
diff changeset
223 */
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parents:
diff changeset
224 if (num_prolog_steps)
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parents:
diff changeset
225 {
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226 ccd_performOperations (num_prolog_steps, prolog_step_ref, globs);
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parents:
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227 }
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parents:
diff changeset
228
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229 globs->pstructOffs = melem[e_ref].structOffs;
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parents:
diff changeset
230
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parents:
diff changeset
231 if (melem[e_ref].optional)
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parents:
diff changeset
232 {
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parents:
diff changeset
233 /* Postpone optional flag setting for non-code transparent
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parents:
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234 * pointer types ('P', 'Q', 'R').
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parents:
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235 * For these types, the optional flag is the pointer itself.
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parents:
diff changeset
236 * These types cannot be set yet, as the pointer may be
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parents:
diff changeset
237 * preceeded by a counter octet, a union tag id octet etc.
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parents:
diff changeset
238 */
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parents:
diff changeset
239 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
240 globs->pstruct[globs->pstructOffs++] = (UBYTE) TRUE;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
244 * Get the number of alternatives from the C-structure.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
245 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
246 num_of_comps = mcomp[melem[e_ref].elemRef].numOfComponents;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247 /* Determine number of possible alternatives */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 num_of_alt = num <<1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 /* read the bit representing the CHOICE index*/
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251 union_tag = bf_getBits(num, globs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253 /* Check number of alternatives */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 if (!num_of_comps)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
256 /* Don't do anything for empty choices */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
257 return 1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
258 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
259 else if (num_of_comps != num_of_alt)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
260 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
261 /* if the number of components doesn't match to number of possible
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
262 * examine whether the CHOICE index demands an impossible alternative
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
263 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
264 if (union_tag > num_of_comps)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
265 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
266 /* if CHOICE index demands an impossible alternative
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
267 * return an error and break decoding
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
268 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
269 ccd_recordFault (globs, ERR_CSN1_CHOICE, BREAK, (USHORT) e_ref,
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
270 globs->pstruct+globs->pstructOffs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
271 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
272 else
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
273 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
274 ccd_recordFault (globs, ERR_CSN1_CHOICE, CONTINUE, (USHORT) e_ref,
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
275 globs->pstruct+globs->pstructOffs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
276 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
277 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
278
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
279 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
280 * Decode a chosen alternative of an CSN.1 CHOICE type
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
281 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
282 decode_csn1_choice_alternative(e_ref, (T_ENUM) union_tag, globs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
283 return 1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
284 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
285 #endif /* !RUN_INT_RAM */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
286
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
287
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
288
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
289 #ifndef RUN_INT_RAM
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
290
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
291 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
292 +----------------------------------------------------------------------+
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
293 | PROJECT : CCD (6144) MODULE : csn1_choice1 |
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
294 | STATE : code ROUTINE : cdc_csn1_choice_x_encode |
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
295 +----------------------------------------------------------------------+
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
296
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
297 PURPOSE : Encoding of CHOICE1 type for UMTS
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
298 In the header file the structure containing an element of
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
299 coding type CSN1_CHOICE is represented by a structure
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
300 type declaration.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
301 This structure type is composed at least of a control item
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
302 preceding an item of an union type. The control item
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
303 indicates the CHOICE index. The item of the union type
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
304 represents the CHOICE alternatives.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
305 The CHOICE index is "num" bit long. Tts value is read
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
306 from the message structureand the result is written to the
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
307 bit string. CCD determines "elemRef" depending on this index
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
308 and processes the union element according to table entry
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
309 of "elemRef" .
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
310 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
311 SHORT cdc_csn1_choice_x_encode (const ULONG c_ref, const ULONG e_ref,
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
312 ULONG num, T_CCD_Globs *globs)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
313 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
314 ULONG union_tag, num_of_alt, num_of_comps;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
315 ULONG cix_ref, num_prolog_steps, prolog_step_ref;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
316
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
317 #ifdef DEBUG_CCD
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
318 #ifndef CCD_SYMBOLS
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
319 TRACE_CCD (globs, "cdc_csn1_choice_encode()");
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
320 #else
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
321 TRACE_CCD (globs, "cdc_csn1_choice_encode() %s",
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
322 mcomp[melem[e_ref].elemRef].name);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
323 #endif
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
324 #endif
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
325
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
326 cix_ref = melem[e_ref].calcIdxRef;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
327 num_prolog_steps = calcidx[cix_ref].numPrologSteps;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
328 prolog_step_ref = calcidx[cix_ref].prologStepRef;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
329
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
330 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
331 * 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
332 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
333 if (calcidx[cix_ref].numCondCalcs NEQ 0
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
334 AND ! ccd_conditionOK (e_ref, globs))
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
335 return 1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
336
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
337 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
338 * If this element has a defined prologue
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
339 * 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
340 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
341 if (num_prolog_steps)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
342 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
343 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
344 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
345
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
346 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
347 * 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
348 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
349 globs->pstructOffs = melem[e_ref].structOffs;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
350
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
351 if (melem[e_ref].optional)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
352 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
353 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
354 * 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
355 * 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
356 * pointer types ('P', 'Q', 'R').
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
357 * 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
358 * 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
359 * 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
360 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
361 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
362 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
363 if (globs->pstruct[globs->pstructOffs++] EQ FALSE)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
364 return 1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
365 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
366 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
367 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
368 * Get the number of alternatives from the C-structure.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
369 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
370 num_of_comps = mcomp[melem[e_ref].elemRef].numOfComponents;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
371 /* Determine number of possible alternatives */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
372 num_of_alt = num <<1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
373 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
374 * Get the value of CHOICE index (= union controller) from the C-structure.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
375 * Check its correctness. Write it in the air message.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
376 * Afterwards encode the chosen CHOICE altervative.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
377 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
378 union_tag = (ULONG) globs->pstruct[globs->pstructOffs];
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
379 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
380 * Check its correctness.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
381 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
382 if (union_tag >= num_of_alt)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
383 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
384 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
385 * CHOICE index goes beyond the number of alternatives determined by
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
386 * selected coding type => return Error and break encoding process
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
387 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
388 ccd_recordFault (globs, ERR_CSN1_CHOICE, BREAK,
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
389 (USHORT) e_ref, globs->pstruct+globs->pstructOffs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
390 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
391
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
392 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
393 * Write the CHOICE tag value in the C-structure.
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
394 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
395 bf_writeVal (union_tag, num, globs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
396
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
397 /* Check number of alternatives */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
398 if (!num_of_comps)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
399 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
400 /* Don't do anything for empty choices */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
401 return 1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
402 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
403 else if (num_of_comps != num_of_alt)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
404 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
405 /* if the number of components doesn't match to number of possible
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
406 alternatives return a warning */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
407 ccd_recordFault (globs, ERR_CSN1_CHOICE, CONTINUE,
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
408 (USHORT) e_ref, globs->pstruct+globs->pstructOffs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
409 if (union_tag > num_of_comps)
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
410 {
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
411 /* if the CHOICE index demands an impossible one handle this choice
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
412 as no_code element */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
413 #ifdef DEBUG_CCD
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
414 #ifndef CCD_SYMBOLS
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
415 TRACE_CCD (globs, "cdc_No_encode()");
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
416 #else
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
417 TRACE_CCD (globs, "cdc_No_encode() %s", ccddata_get_alias((USHORT) e_ref, 1));
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
418 #endif
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
419 #endif
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
420 return 1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
421 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
422 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
423
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
424 /*
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
425 * Encode a chosen alternative of an CSN.1 CHOICE type
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
426 */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
427 encode_csn1_choice_alternative (e_ref, (T_ENUM) union_tag, globs);
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
428
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
429 return 1;
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
430 }
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
431 #endif /* !RUN_INT_RAM */
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
432
c41a534f33c6 src/gpf3: preened GPF goo from TCS3.2
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
433