FreeCalypso > hg > fc-selenite

annotate src/gpf/ccd/tdd_ci.c @ 112:fdecfb3bd860

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.../drv_app/r2d/r2d_*.c: LCD include case fixes from Magnetite R2D is not used in Selenite, but we strive to keep the two source trees in sync as much as possible to reduce the diffs.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 13 Oct 2018 16:56:22 +0000
parents 1ea54a97e831
children
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project : CCD
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4 | Modul : tdd_ci.c
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5 +-----------------------------------------------------------------------------
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6 | Copyright 2004 Texas Instruments Deutschland GmbH
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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 Deutschland GmbH
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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 Deutschland GmbH.
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16 +-----------------------------------------------------------------------------
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17 | Purpose : Definition of encoding and decoding functions for TDD_CI type
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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 * Types and functions for bit access and manipulation
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30 */
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31 #include "ccd_globs.h"
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32
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33 /*
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34 * Prototypes of ccd internal functions
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35 */
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36 #include "ccd.h"
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37 #include "bitfun.h"
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38
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39 /*
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40 * Declaration of coder/decoder tables
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41 */
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42 #include "ccdtable.h"
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43 /*
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44 * Function prototypes of CCD-CCDDATA interface
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45 */
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46 #include "ccddata.h"
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47
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48
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49 #if !(defined (CCD_TEST))
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50 #include "vsi.h"
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51 #endif
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52
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53 #ifndef RUN_INT_RAM
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54 /* Attention: static data, only used in cdc_tdd_ci_decode */
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55 static const U8 params_bSize[21] =
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56 {
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57 0,
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58 9,
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59 17, 25,
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60 32, 39, 46, 53,
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61 59, 65, 71, 77, 83, 89, 95, 101,
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62 106, 111, 116, 121, 126
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63 };
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64 /*
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65 +--------------------------------------------------------------------+
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66 | PROJECT : CCD MODULE : cdc_tdd_ci_decode |
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67 +--------------------------------------------------------------------+
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68
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69 PURPOSE : Decoding of the TDD_CELL_INFORMATION Field reusing
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70 RANGE 511 format of frequency lists (with w0=0.).
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71 This field allows to compute a set of 9-bit-long
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72 TDD_CELL_INFORMATION aprameters.
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73 The IE is preceded by TDD_Indic0(1 bit) and made of the
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74 following two IEs:
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75 1) NR_OF_TDD_CELLS(5 bit field),
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76 2) TDD_CELL_INFORMATION information parameters
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77
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78 TDD_Indic0 indicates if the parameter value '0000000000'
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79 is a member of the set.
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80 The total number of bits q of this field depends on the
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81 value of the parameter NR_OF_TDD_CELLS = m
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82 as follows (with q=0 if m=0):
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83 m q m q m q m q m q
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84 0 0 5 39 10 71 15 101 20 126
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85 1 9 6 46 11 77 16 106 21-31 0
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86 2 17 7 53 12 83 17 111
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87 3 25 8 59 13 89 18 116
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88 4 32 9 65 14 95 19 121
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89
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90 The message is sent from net to MS and a MS supporting
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91 enhanced measurements has to understand it.
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92
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93 The space this IE takes in the C-structure is made of a
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94 counter for the number of decoded parameter and an array
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95 of them.
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96 */
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97
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98 SHORT cdc_tdd_ci_decode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
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99 {
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100 U8 ListSize = 0;
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101 U16 ListBitLen = 0;
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102 ULONG cix_ref, num_prolog_steps, prolog_step_ref;
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103 short *w;
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104
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105 #ifdef DEBUG_CCD
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106 TRACE_CCD (globs, "cdc_tdd_ci_decode()");
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107 #ifdef CCD_SYMBOLS
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108 TRACE_CCD (globs, "decoding list %s with range 512 format",
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109 ccddata_get_alias((USHORT) e_ref, 1));
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110 #else
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111 TRACE_CCD (globs, "decoding list %d of range 512 format", melem[e_ref].elemRef);
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112 #endif
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113 #endif
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114
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115 globs->SeekTLVExt = FALSE;
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116 cix_ref = melem[e_ref].calcIdxRef;
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117 num_prolog_steps = calcidx[cix_ref].numPrologSteps;
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118 prolog_step_ref = calcidx[cix_ref].prologStepRef;
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119
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120 /*
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121 * if this element have a defined Prolog
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122 * we have to process it before decoding the bitstream
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123 */
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124 if (num_prolog_steps)
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125 {
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126 ccd_performOperations (num_prolog_steps, prolog_step_ref, globs);
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127 }
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128
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129 /*
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130 * First read NR_OF_TDD_CELLS (5 bits).
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131 */
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132 globs->pstructOffs = melem[e_ref].structOffs;;
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133 bf_readBits (5, globs);
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134 ListSize = globs->pstruct[globs->pstructOffs++];
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135
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136 /* If n=0 there is nothing to do for this IE. */
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137 if (!ListSize)
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138 {
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139 return 1;
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140 }
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141
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142 /* Read the corresponding bit number or suppose the maximum length. */
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143 if (ListSize <= 20)
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144 {
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145 ListBitLen = params_bSize [ListSize];
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146 }
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147 else
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148 {
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149 /* If n>20 there is nothing to do for this IE. */
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150 return 1;
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151 }
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152 /*
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153 * Bit size for params is bigger than the size of unread bits in the
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154 * message buffer. Danger: buffer overwriting!
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155 */
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156 if ( ListBitLen > globs->maxBitpos - globs->bitpos)
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157 {
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158 ccd_recordFault (globs, ERR_ELEM_LEN, BREAK, (USHORT) e_ref,
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159 globs->pstruct + globs->pstructOffs);
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160 ListBitLen = (U16)(globs->maxBitpos - globs->bitpos);
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161 }
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162 /*
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163 * Use dynamic memory for calculation instead of global memory or stack.
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164 */
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165 MALLOC (w, 257 * sizeof (U16));
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166
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167
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168 /*
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169 * Decode the W-parameter.
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170 * As a rule for this type w(0) must be 0.
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171 */
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172 w[0] = 0;
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173 cdc_decode_param (param_512+1, &w[1], ListBitLen, globs);
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174
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175 /*
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176 * Decode and set the remaining channel number according the
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177 * algorithm described in GSM 4.08.
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178 */
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179 cdc_decode_frequencies (511, &w[1], 0, TDD_CI_LIST, globs);
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180
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181 /* Free the dynamic allocated memory. */
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182 MFREE (w);
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183
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184 return 1;
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185 }
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186 #endif /* !RUN_INT_RAM */
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187
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188 #ifndef RUN_INT_RAM
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189 /*
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190 +--------------------------------------------------------------------+
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191 | PROJECT : CCD MODULE : cdc_tdd_ci_encode |
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192 +--------------------------------------------------------------------+
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193
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194 PURPOSE : Encoding function is not needed, since this message is
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195 sent from net to MS.
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196 It could be only useful for testing procedure if there
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197 were an encoder function at this place.
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198 This will be a future work.
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199
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200 */
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201
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202 SHORT cdc_tdd_ci_encode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs)
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203 {
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
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diff changeset
204
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205 #ifdef DEBUG_CCD
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206 TRACE_CCD (globs, "cdc_tdd_ci_encode()");
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207 #endif
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208 #ifdef TARGET_WIN32
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209 /* TBD */
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210 #endif
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211 return 1;
1ea54a97e831 src/gpf: import of Magnetite src/gpf3
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parents:
diff changeset
212 }
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213 #endif /* !RUN_INT_RAM */