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annotate src/gpf/ccd/bcd_mnc.c @ 78:95ef11e76c5b

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src/cs/system/main/gcc: asm code pieced from Citrine
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 20 Jul 2018 06:46:56 +0000
parents 1ea54a97e831
children
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5
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project :
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4 | Modul : bcd_mnc.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 BCD_MNC elements
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18 +-----------------------------------------------------------------------------
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19 */
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20
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21
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22 /*
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23 * standard definitions like GLOBAL, UCHAR, ERROR etc.
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24 */
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25 #include "typedefs.h"
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26 #include "header.h"
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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
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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 #ifndef RUN_INT_RAM
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53 /*
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54 +--------------------------------------------------------------------+
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55 | PROJECT : CCD (6144) MODULE : CCD |
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56 | STATE : code ROUTINE : cdc_bcd_mnc_decode |
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57 +--------------------------------------------------------------------+
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58
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59 PURPOSE : decoding a byte array, that contains a Mobile Network Code,
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60 from the bitstream:
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61
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62 MSBit LSBit
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63 7 8 6 5 4 3 2 1
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64 DIGIT_3 XXXXXXX Octett n-1
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65 DIGIT_2 DIGIT_1 Octett n
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66
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67 The current decoding position is expected after Octett n-1
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68 The byte array should be of dimension [2..3] (preferred)
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69 or [3] or [2] (also supported)
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70
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71 */
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72
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73
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74 SHORT cdc_bcd_mnc_decode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
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75 {
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76 ULONG repeat, max_rep;
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77 BOOL is_variable;
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78 UBYTE digBuffer[3];
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79 UBYTE *addr_c_xxx;
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80 ULONG i;
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81 ULONG cix_ref, num_prolog_steps, prolog_step_ref;
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82 register UBYTE *digits;
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83
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84 #ifdef DEBUG_CCD
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85 #ifndef CCD_SYMBOLS
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86 TRACE_CCD (globs, "cdc_bcd_mnc_decode()");
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87 #else
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88 TRACE_CCD (globs, "cdc_bcd_mnc_decode() %s", ccddata_get_alias((USHORT) e_ref, 1));
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89 #endif
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90 #endif
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91
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92 cix_ref = melem[e_ref].calcIdxRef;
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93 num_prolog_steps = calcidx[cix_ref].numPrologSteps;
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94 prolog_step_ref = calcidx[cix_ref].prologStepRef;
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95
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96 /*
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97 * if this element is conditional, check the condition
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98 */
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99 if (calcidx[cix_ref].numCondCalcs NEQ 0
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100 AND ! ccd_conditionOK (e_ref, globs))
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101 return 1;
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102
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103 /*
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104 * if this element have a defined Prolog
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105 * we have to process it before decoding the bitstream
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106 */
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107 if (num_prolog_steps)
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108 {
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109 ccd_performOperations (num_prolog_steps, prolog_step_ref, globs);
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110 }
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111
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112 /*
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113 * if this element is repeatable, and the number of
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114 * repeats depends on another element, calculate the repeater
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115 */
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116 if (melem[e_ref].repType NEQ ' ')
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117 {
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118 is_variable = ccd_calculateRep (e_ref, &repeat, &max_rep, globs);
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119 }
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120 else
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121 {
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122 repeat = 1;
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123 is_variable = FALSE;
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124 }
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125
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126 /*
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127 * setup the offset into the C-structure for this element
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 globs->pstructOffs = melem[e_ref].structOffs;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 if (melem[e_ref].optional)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 * for optional elements set the valid-flag
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 globs->pstruct[globs->pstructOffs++] = (UBYTE) TRUE;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 if (is_variable)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 if (max_rep < 2 OR max_rep > 3)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 ccd_setError (globs, ERR_INVALID_TYPE, BREAK, (USHORT) (globs->bitpos),
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 (USHORT) -1);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 * for variable sized elements store the min-value
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 * as counter into the C-Structure (c_xxx).
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 addr_c_xxx = (UBYTE *) (globs->pstruct + globs->pstructOffs++);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 if (max_rep > 255)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 globs->pstructOffs++;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 addr_c_xxx = NULL;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 digits = (UBYTE *) (globs->pstruct + globs->pstructOffs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 bf_setBitpos ((globs->bitpos - 8), globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 * read the BCD digits out of the bitstream.
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 * The read order is 3,X,2,1
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 digBuffer[2] = bf_decodeByteNumber (4, globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 bf_incBitpos (4, globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 digBuffer[1] = bf_decodeByteNumber (4, globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 digBuffer[0] = bf_decodeByteNumber (4, globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 if (addr_c_xxx NEQ NULL)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 * store the number of digits into the
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 * c_xxx variable if there is one.
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 repeat = (ULONG) ((digBuffer[2] EQ 0x0f) ? 2 : 3);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 if (max_rep > 65535)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 ULONG *addr_c_xxx_u32;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 addr_c_xxx_u32 = (ULONG *)addr_c_xxx;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 *addr_c_xxx_u32 = repeat;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 else if (max_rep > 255)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 USHORT *addr_c_xxx_u16;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 addr_c_xxx_u16 = (USHORT *)addr_c_xxx;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 *addr_c_xxx_u16 = (USHORT) repeat;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191 *addr_c_xxx = (UBYTE) repeat;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 if (max_rep EQ 2 AND digBuffer[2] NEQ 0xf)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 ccd_setError (globs, ERR_PATTERN_MISMATCH,
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 CONTINUE,
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 (USHORT) (globs->bitpos-16),
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 (USHORT) -1);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 repeat = max_rep;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 * store the digits into the C-Structure variable
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 for (i=0; i<repeat; i++)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207 digits[i] = digBuffer[i];
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211 #endif /* !RUN_INT_RAM */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 #ifndef RUN_INT_RAM
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 +--------------------------------------------------------------------+
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 | PROJECT : CCD (6144) MODULE : CCD |
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 | STATE : code ROUTINE : cdc_bcd_mnc_encode |
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 +--------------------------------------------------------------------+
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 PURPOSE : encoding a byte array, that contains a Mobile Network Code,
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 into the bitstream:
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223 MSBit LSBit
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 7 8 6 5 4 3 2 1
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 DIGIT_3 XXXXXXX Octett n-1
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 DIGIT_2 DIGIT_1 Octett n
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 The current coding position is expected after Octett n-1
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 SHORT cdc_bcd_mnc_encode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 ULONG repeat;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 UBYTE dig3;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236 ULONG cix_ref, num_prolog_steps, prolog_step_ref;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
237 register UBYTE *digits;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
238
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
239 #ifdef DEBUG_CCD
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
240 #ifndef CCD_SYMBOLS
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 TRACE_CCD (globs, "cdc_bcd_mnc_encode()");
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242 #else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 TRACE_CCD (globs, "cdc_bcd_mnc_encode() %s", ccddata_get_alias((USHORT) e_ref, 1));
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
244 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
245 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
246
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247 cix_ref = melem[e_ref].calcIdxRef;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 num_prolog_steps = calcidx[cix_ref].numPrologSteps;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249 prolog_step_ref = calcidx[cix_ref].prologStepRef;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252 * if this element is conditional, check the condition
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 if (calcidx[cix_ref].numCondCalcs NEQ 0
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 AND ! ccd_conditionOK (e_ref, globs))
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
256 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
257
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
258 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
259 * if this element have a defined Prolog
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
260 * we have to process it before decoding the bitstream
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
261 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
262 if (num_prolog_steps)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
263 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
264 ccd_performOperations (num_prolog_steps, prolog_step_ref, globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
265 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
266
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
267 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
268 * setup the offset into the C-structure for this element
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
269 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
270 globs->pstructOffs = melem[e_ref].structOffs;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
271
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
272 if (melem[e_ref].optional)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
273 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
274 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
275 * for optional elements check the valid-flag
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
276 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
277 if (globs->pstruct[globs->pstructOffs++] == FALSE)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
278 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
279 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
280 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
281 #ifdef DEBUG_CCD
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
282 else if (globs->pstruct [melem[e_ref].structOffs] != TRUE)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
283 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
284 TRACE_CCD (globs, "Ambiguous value for valid flag!\n...assumed 1 for ccdID=%d",
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
285 e_ref);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
286 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
287 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
288 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
289
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
290 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
291 * if this element is repeatable, and the number of
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
292 * repeats depends on another element, calculate the repeater
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
293 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
294 if (melem[e_ref].repType EQ 'v' OR melem[e_ref].repType EQ 'i')
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
295 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
296 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
297 * for variable sized elements read the amount
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
298 * of repeats out of the C-Structure (c_xxx).
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
299 * If the number of repeats given by the C-Structure
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
300 * exceeds the allowed value (max_repeat) CCD gives a warning!
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
301 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
302 if (melem[e_ref].maxRepeat > 255)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
303 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
304 ULONG count = (ULONG) (* (USHORT *)(globs->pstruct + globs->pstructOffs++));
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
305 repeat = MINIMUM (count, (ULONG)melem[e_ref].maxRepeat);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
306 if (repeat < count)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
307 ccd_recordFault (globs, ERR_MAX_REPEAT, CONTINUE,
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
308 (USHORT) e_ref, globs->pstruct + globs->pstructOffs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
309 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
310 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
311 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
312 repeat = (ULONG) MINIMUM (globs->pstruct[globs->pstructOffs],
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
313 melem[e_ref].maxRepeat);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
314 if ( repeat < (ULONG) (globs->pstruct[globs->pstructOffs]) )
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
315 ccd_recordFault (globs, ERR_MAX_REPEAT, CONTINUE,
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
316 (USHORT) e_ref, globs->pstruct + globs->pstructOffs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
317 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
318
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
319 globs->pstructOffs++;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
320 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
321 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
322 if (melem[e_ref].repType EQ 'c')
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
323 repeat = (ULONG) melem[e_ref].maxRepeat;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
324 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
325 repeat = 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
326
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
327 /*
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
328 * setup the read pointer to the byte array that contain
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
329 * the BCD number.
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
330 */
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
331 digits = (UBYTE *) (globs->pstruct + globs->pstructOffs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
332
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
333 if (repeat EQ 2)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
334 dig3 = 0x0f;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
335 else if (repeat EQ 3)
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
336 dig3 = digits[2];
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
337 else
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
338 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
339 ccd_setError (globs, ERR_INVALID_TYPE,
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
340 BREAK,
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
341 (USHORT) (globs->bitpos),
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
342 (USHORT) -1);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
343 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
344 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
345
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
346 bf_setBitpos ((globs->bitpos-8), globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
347 bf_codeByteNumber (4, dig3, globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
348 bf_incBitpos (4, globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
349 bf_codeByteNumber (4, digits[1], globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
350 bf_codeByteNumber (4, digits[0], globs);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
351 #ifdef DEBUG_CCD
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
352 TRACE_CCD (globs, "skipping back 8 bits");
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
353 TRACE_CCD (globs, "BCD digit (%X) written", (USHORT) dig3);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
354 TRACE_CCD (globs, "skipping 4 bits");
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
355 TRACE_CCD (globs, "BCD digit (%X) written", (USHORT) digits[1]);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
356 TRACE_CCD (globs, "BCD digit (%X) written", (USHORT) digits[0]);
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
357 #endif
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
358
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
359 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
360 }
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
361 #endif /* !RUN_INT_RAM */