annotate src/gpf3/ccd/critical_ext.c @ 460:4d4f0bba9469

doc/D-Sample written
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 19 Mar 2018 18:45:16 +0000
parents c41a534f33c6
children
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1
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2 /*
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3 +------------------------------------------------------------------------------
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4 | File: critical_ext.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: Encoding and decoding functions for criticalExtensions
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18 |
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19 | $Identity:$
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20 +------------------------------------------------------------------------------
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21 */
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22
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23 /*
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24 * Standard definitions like UCHAR, ERROR etc.
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25 */
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26 #include "typedefs.h"
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27 #include "header.h"
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28
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29 /*
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30 * Prototypes of ccd (USE_DRIVER EQ undef) for prototypes only
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31 * look at ccdapi.h
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32 */
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33 #undef USE_DRIVER
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34 #include "ccdapi.h"
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35
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36 /*
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37 * Types and functions for bit access and manipulation
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38 */
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39 #include "ccd_globs.h"
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40 #include "bitfun.h"
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41
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42 /*
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43 * Prototypes and constants in the common part of ccd
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44 */
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45 #include "ccd.h"
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46
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47 /*
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48 * Declaration of coder/decoder tables
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49 */
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50 #include "ccdtable.h"
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51 #include "ccddata.h"
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52
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53 #ifndef RUN_INT_RAM
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54 /*
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55 +------------------------------------------------------------------------+
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56 | PROJECT : CCD (6144) MODULE : critical_ext |
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57 | STATE : code ROUTINE : cdc_critical_ext_decode |
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58 +------------------------------------------------------------------------+
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59
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60 PURPOSE : Decode elements of type criticalExtensions
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61
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62 An element of this type should never be encoded or decoded.
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63 If the coder faces an IE of this type, it should report an
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64 error report and abort.
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65 Whenever a criticalExtensions-IE is extended from NULL or
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66 SEQUENCE {} to another type, its CCD coding type will change
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67 and the functions in this file will not be called for that IE
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68 any more.
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69
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70 According to 3GPP TS25.331 V3.6.0, 10.1.1.2.2:
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71 Since messages including critical extensions are rejected by
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72 receivers not comprehending them, these messages can be
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73 modified completely, e.g. IEs may be inserted at any place
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74 and IEs may be removed or redefined.
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75 See also 3GPP TS25.921 V4.3.0, 10.4.
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76 */
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77 SHORT cdc_critical_ext_decode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
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78 {
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79 #ifdef DEBUG_CCD
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80 #ifndef CCD_SYMBOLS
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81 TRACE_CCD (globs, "cdc_critical_ext_decode()");
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82 #else
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83 TRACE_CCD (globs, "cdc_critical_ext_decode() %s", mcomp[melem[e_ref].elemRef].name);
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84 #endif
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85 #endif
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86
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87 globs->pstructOffs = melem[e_ref].structOffs;
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88
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89 /* For optional elements we have already set the valid flag in the
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90 * C-structure. We have done it while processing ASN1_SEQ.
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91 */
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92 if ( ! cdc_isPresent(e_ref, globs) ) {
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93 return 1;
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94 }
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95
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96 if (melem[e_ref].elemType EQ 'V' AND mvar[melem[e_ref].elemRef].bSize EQ 0)
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97 {
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98 ccd_recordFault (globs,
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99 ERR_CRITICAL_EXT,
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100 BREAK,
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101 (USHORT) e_ref,
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102 globs->pstruct + melem[e_ref].structOffs
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103 );
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104 return 0;
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105 }
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106 /*
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107 * Currently CCD tool chain does not support extensions of this type.
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108 * This else-implementation is just an outlook.
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109 *
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110 else
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111 {
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112 U16 compRef = melem[e_ref].elemRef;
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113 U16 elemRef = mcomp[compRef].componentRef;
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114 (void) codec[melem[Elem].codingType][DECODE_FUN]
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115 (compRef, elemRef, globs);
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116 }*/
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117 return 1;
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118 }
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119 #endif /* !RUN_INT_RAM */
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120
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121 #ifndef RUN_INT_RAM
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122 /*
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123 +------------------------------------------------------------------------+
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124 | PROJECT : CCD (6144) MODULE : critical_ext |
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125 | STATE : code ROUTINE : cdc_critical_ext_encode |
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126 +------------------------------------------------------------------------+
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127
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128 PURPOSE : Encode elements of type criticalExtensions
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129
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130 An element of this type should never be encoded or decoded.
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131 If the coder faces an IE of this type, it should report an
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132 error report and abort.
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133 */
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134 SHORT cdc_critical_ext_encode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
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135 {
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136
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137 #ifdef DEBUG_CCD
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138 #ifndef CCD_SYMBOLS
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139 TRACE_CCD (globs, "cdc_critical_ext_encode()");
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140 #else
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141 TRACE_CCD (globs, "cdc_critical_ext_encode() %s", mcomp[melem[e_ref].elemRef].name);
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142 #endif
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143 #endif
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144
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145 globs->pstructOffs = melem[e_ref].structOffs;
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146
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147 /* For optional elements we have already set the valid flag in the
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148 * C-structure. We have done it while processing ASN1_SEQ.
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149 */
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150 if ( ! cdc_isPresent(e_ref, globs) ) {
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151 return 1;
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152 }
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153
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154 if (melem[e_ref].elemType EQ 'V' AND mvar[melem[e_ref].elemRef].bSize EQ 0)
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155 {
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156 ccd_recordFault (globs,
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157 ERR_CRITICAL_EXT,
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158 BREAK,
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159 (USHORT) e_ref,
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160 globs->pstruct + melem[e_ref].structOffs
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161 );
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162 return 0;
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163 }
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164 /*
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165 * Currently CCD tool chain does not support extensions of this type.
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166 * This else-implementation is just an outlook.
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167 *
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168 else
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169 {
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170 U16 compRef = melem[e_ref].elemRef;
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171 U16 elemRef = mcomp[compRef].componentRef;
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172 (void) codec[melem[Elem].codingType][ENCODE_FUN]
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173 (compRef, elemRef, globs);
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174 }*/
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175 return 1;
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176 }
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177 #endif /* !RUN_INT_RAM */