FreeCalypso > hg > fc-selenite
annotate src/g23m-gprs/llc/llc_ul.c @ 112:fdecfb3bd860
.../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> |
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date | Sat, 13 Oct 2018 16:56:22 +0000 |
parents | d393cd9bb723 |
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rev | line source |
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1
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1 /* |
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2 +----------------------------------------------------------------------------- |
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3 | Project : |
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4 | Modul : |
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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 : This modul is part of the entity LLC and implements all labels |
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18 | in the SDL-documentation (U-statemachine) that are called from |
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19 | more than one diagram/place. |
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20 +----------------------------------------------------------------------------- |
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21 */ |
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22 |
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23 #ifndef LLC_UL_C |
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24 #define LLC_UL_C |
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25 #endif |
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26 |
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27 #define ENTITY_LLC |
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28 |
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29 /*==== INCLUDES =============================================================*/ |
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30 |
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31 #include "typedefs.h" /* to get Condat data types */ |
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32 #include "vsi.h" /* to get a lot of macros */ |
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33 #include "macdef.h" |
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34 #include "gprs.h" |
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35 #include "gsm.h" /* to get a lot of macros */ |
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36 #include "cnf_llc.h" /* to get cnf-definitions */ |
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37 #include "mon_llc.h" /* to get mon-definitions */ |
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38 #include "prim.h" /* to get the definitions of used SAP and directions */ |
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39 #include "llc.h" /* to get the global entity definitions */ |
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40 |
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41 #include "llc_uf.h" /* to get local U functions */ |
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42 #include "llc_ul.h" /* to get local U labels */ |
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43 #include "llc_llmes.h" /* to get signal interface to LLME */ |
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44 #include "llc_t200s.h" /* to get signal interface to T200 */ |
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45 #include "llc_txs.h" /* to get signal interface to TX */ |
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46 |
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47 /*==== CONST ================================================================*/ |
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48 |
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49 /*==== LOCAL VARS ===========================================================*/ |
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50 |
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51 /*==== PRIVATE FUNCTIONS ====================================================*/ |
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52 |
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53 /*==== PUBLIC FUNCTIONS =====================================================*/ |
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54 |
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55 |
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56 |
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57 /* |
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58 +------------------------------------------------------------------------------ |
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59 | Function : u_handle_mX_zero_rsp |
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60 +------------------------------------------------------------------------------ |
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61 | Description : This function handles the XID response in case we want to set |
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62 | mX to zero and the peer does not. |
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63 | |
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64 | Parameters : mX_req - requested value of mD or mU |
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65 | n201_i - ptr to current n201_i |
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66 | mX - ptr to current (=received) mD or current mU |
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67 | kX - ptr to current kD or current kU |
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68 | kX_min - minimum value of kD or kU |
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69 | kX_max - maximum value of kD or kU |
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70 | kX_type - XID_KU or XID_KD |
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71 +------------------------------------------------------------------------------ |
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72 */ |
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73 GLOBAL void u_handle_mX_zero_rsp (USHORT mX_req, USHORT* n201_i, |
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74 USHORT mX, USHORT mX_max, |
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75 UBYTE* kX, UBYTE kX_min, |
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76 UBYTE kX_type ) |
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77 { |
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78 TRACE_FUNCTION( "u_handle_mX_zero_rsp" ); |
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79 |
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80 /* |
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81 * calc new N201-I and/or kX, if necessary |
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82 */ |
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83 #if XID_N201_I_MIN != 0u /* avoid division with 0 */ |
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84 if ( (mX_max == 0u) AND (mX_req != 0u) AND (*kX * mX > mX_req) ) |
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85 { |
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86 /* |
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87 * first try to reduce n201-I only, else reduce also k |
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88 * Note: *kX can't be 0 here |
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89 */ |
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90 if ( *kX * XID_N201_I_MIN <= mX_req * 16u ) |
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91 { |
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92 /* |
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93 * calc and tag N201-I |
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94 */ |
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95 *n201_i = (mX_req * 16u) / *kX; |
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96 |
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97 llc_data->u->xid_tag |= (0x00000001L << XID_N201_I); |
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98 |
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99 } |
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100 else if ( kX_min * XID_N201_I_MIN <= mX_req * 16u ) |
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101 { |
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102 /* |
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103 * calc and tag N201-I and kX |
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104 */ |
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105 *n201_i = XID_N201_I_MIN; |
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106 *kX = (mX_req * 16u) / XID_N201_I_MIN; |
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107 |
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108 llc_data->u->xid_tag |= (0x00000001L << XID_N201_I); |
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109 llc_data->u->xid_tag |= (0x00000001L << kX_type); |
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110 } |
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111 else |
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112 { |
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113 TRACE_ERROR("Requested value of mX is too small"); |
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114 } |
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115 } |
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116 #endif /* XID_N201_I_MIN != 0u */ |
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117 } /* u_handle_mX_zero_rsp() */ |
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118 |
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119 |
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120 /* |
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121 +------------------------------------------------------------------------------ |
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122 | Function : u_label_xid |
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123 +------------------------------------------------------------------------------ |
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124 | Description : Describes label XID |
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125 | |
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126 | Parameters : ll_unitdata_ind - a valid pointer to an LL_UNITDATA_IND |
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127 | primitive |
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128 | command - contains command of primitive |
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129 | cr_bit - setting of C/R bit |
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130 | pf_bit - setting of P/F bit |
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131 | |
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132 +------------------------------------------------------------------------------ |
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133 */ |
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134 GLOBAL void u_label_xid (T_LL_UNITDATA_IND *ll_unitdata_ind, |
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135 T_COMMAND command, |
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136 T_BIT cr_bit, |
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137 T_BIT pf_bit) |
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138 { |
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139 BOOL reset_received; |
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140 BOOL xid_ind; |
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141 |
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142 |
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143 TRACE_FUNCTION( "u_label_xid" ); |
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144 |
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145 if (pf_bit EQ 1) |
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146 { |
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147 /* |
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148 * Check XID parameters and store the decoded values in |
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149 * llc_data->decoded_xid. |
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150 */ |
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151 if (u_check_xid (&ll_unitdata_ind->sdu, cr_bit, command)) |
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152 { |
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153 /* |
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154 * In case of reset, all incarnations in ABM are set to ADM |
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155 * by u_eval_xid()! |
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156 */ |
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157 u_eval_xid (cr_bit, &reset_received, &xid_ind); |
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158 |
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159 if (llc_data->u->xid_pending) |
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160 { |
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161 /* |
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162 * We have an XID command collision! |
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163 */ |
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164 |
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165 if ( (llc_data->decoded_l3_xid.valid EQ TRUE) AND |
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166 !(llc_data->u->xid_tag_sent & (0x00000001L << XID_LAYER_3))) |
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167 { |
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168 /* |
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169 * Peer XID command contains layer-3 parameters, our XID command |
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170 * doesn't. |
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171 */ |
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172 llc_data->u->xid_pending = FALSE; |
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173 |
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174 sig_u_t200_stop_req(); |
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175 |
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176 /* |
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177 * Label XID_VALID |
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178 */ |
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179 u_label_xid_valid (ll_unitdata_ind, reset_received, xid_ind); |
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180 } |
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181 else if (reset_received) |
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182 { |
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183 /* |
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184 * An XID command including a valid reset shall not be ignored |
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185 * and takes precedence over all collision issues |
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186 */ |
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187 llc_data->u->xid_pending = FALSE; |
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188 |
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189 sig_u_t200_stop_req(); |
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190 |
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191 /* |
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192 * Label XID_VALID |
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193 */ |
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194 u_label_xid_valid (ll_unitdata_ind, reset_received, xid_ind); |
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195 } |
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196 else |
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197 { |
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198 /* |
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199 * Layer-3 XID parameters are present in both or neither XID |
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200 * commands. |
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201 */ |
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202 PFREE (ll_unitdata_ind); |
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203 } |
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204 } |
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205 else /* xid_pending == FALSE (no XID command sent) */ |
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206 { |
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207 /* |
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208 * Label XID_VALID |
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209 */ |
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210 u_label_xid_valid (ll_unitdata_ind, reset_received, xid_ind); |
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211 } |
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212 } |
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213 else /* u_check_xid() == FALSE (XID invalid) */ |
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214 { |
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215 PFREE (ll_unitdata_ind); |
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216 TRACE_0_INFO("invalid XID information field"); |
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217 } |
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218 } |
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219 else /* pf_bit == 0 (bit is not set) */ |
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220 { |
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221 PFREE (ll_unitdata_ind); |
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222 } |
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223 |
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224 return; |
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225 } /* u_label_xid() */ |
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226 |
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227 |
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228 /* |
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229 +------------------------------------------------------------------------------ |
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230 | Function : u_label_xidres |
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231 +------------------------------------------------------------------------------ |
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232 | Description : Describes label XIDRES |
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233 | |
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234 | Parameters : ll_unitdata_ind - a valid pointer to an LL_UNITDATA_IND |
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235 | primitive |
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236 | command - contains command of primitive |
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237 | cr_bit - setting of C/R bit |
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238 | pf_bit - setting of P/F bit |
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239 | |
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240 +------------------------------------------------------------------------------ |
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241 */ |
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242 GLOBAL void u_label_xidres (T_LL_UNITDATA_IND *ll_unitdata_ind, |
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243 T_COMMAND command, |
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244 T_BIT cr_bit, |
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245 T_BIT pf_bit) |
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246 { |
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247 BOOL reset_received; |
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248 BOOL xid_ind; |
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249 BOOL l3p_outstanding; |
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250 |
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251 |
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252 TRACE_FUNCTION( "u_label_xidres" ); |
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253 |
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254 if (pf_bit EQ 1) |
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255 { |
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256 /* |
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257 * Check XID parameters and store the decoded |
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258 * values in llc_decode_xid |
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259 */ |
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260 if (u_check_xid (&ll_unitdata_ind->sdu, cr_bit, command)) |
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261 { |
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262 l3p_outstanding = (llc_data->u->xid_tag_sent & (0x1L << XID_LAYER_3)) ? TRUE : FALSE; |
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263 |
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264 /* |
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265 * An XID response frame should only be handled if the XID L3 |
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266 * para are included or not same as requested. Else ignore it! |
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267 */ |
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268 if (llc_data->decoded_l3_xid.valid == l3p_outstanding) |
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269 { |
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270 /* |
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271 * If an XID parameter is not included in the response and |
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272 * if it was included in the request, the requested value is |
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273 * implicit accepted. |
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274 */ |
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275 u_handle_optimization (); |
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276 |
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277 /* |
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278 * Now check XID parameter |
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279 */ |
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280 u_eval_xid (cr_bit, &reset_received, &xid_ind); |
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281 |
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282 /* |
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283 * Label XIDRES_VALID |
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284 */ |
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285 |
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286 llc_data->u->xid_pending = FALSE; |
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287 |
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288 sig_u_t200_stop_req (); |
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289 |
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290 if (l3p_outstanding) |
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291 { |
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292 u_send_ll_xid_cnf (); |
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293 } |
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294 else |
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295 { |
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296 if (xid_ind == TRUE) |
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297 { |
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298 u_send_ll_xid_ind (); |
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299 } |
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300 } |
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301 |
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302 PFREE (ll_unitdata_ind); |
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303 } |
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304 else |
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305 { |
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306 /* |
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307 * Ignore frame |
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308 */ |
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309 PFREE (ll_unitdata_ind); |
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310 } |
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311 } |
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312 else |
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313 { |
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314 /* |
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315 * Request T200 to let the timer manually expire. |
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316 */ |
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317 sig_u_t200_expire_req (); |
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318 PFREE (ll_unitdata_ind); |
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319 } |
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320 } |
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321 else /* bit is not set */ |
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322 { |
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323 PFREE (ll_unitdata_ind); |
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324 } |
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325 } /* u_label_xidres() */ |
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326 |
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327 |
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328 |
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329 /* |
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330 +------------------------------------------------------------------------------ |
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331 | Function : u_label_xid_sabm_send |
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332 +------------------------------------------------------------------------------ |
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333 | Description : Describes label XID_SABM_SEND |
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334 | |
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335 | Parameters : ll_unitdata_ind - a valid pointer to an LL_UNITDATA_IND |
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336 | primitive |
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337 | cr_bit - setting of C/R bit |
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338 | pf_bit - setting of P/F bit |
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339 | |
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340 +------------------------------------------------------------------------------ |
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341 */ |
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342 GLOBAL void u_label_xid_sabm_send (T_LL_UNITDATA_IND *ll_unitdata_ind, |
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343 T_BIT cr_bit, |
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344 T_BIT pf_bit) |
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345 { |
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346 BOOL reset_received; |
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347 BOOL xid_ind; |
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348 |
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349 |
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350 TRACE_FUNCTION( "u_label_xid_sabm_send" ); |
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351 |
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352 if (pf_bit EQ 1) |
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353 { |
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354 /* |
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355 * Check XID parameters and store the decoded values in |
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356 * llc_data->decoded_xid. |
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357 */ |
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358 if (u_check_xid (&ll_unitdata_ind->sdu, cr_bit, U_XID)) |
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|
359 { |
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|
360 /* |
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|
361 * We have received an valid XID. If a reset is included |
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|
362 * this must be handled even in case of an collision |
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|
363 */ |
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|
364 if (llc_data->decoded_xid.reset.valid) |
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|
365 { |
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parents:
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|
366 /* |
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367 * All incarnations in ABM are set to ADM by u_eval_xid()! |
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|
368 */ |
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|
369 u_eval_xid (cr_bit, &reset_received, &xid_ind); |
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370 |
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|
371 /* |
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|
372 * Label XID_VALID |
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|
373 */ |
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|
374 u_label_xid_valid (ll_unitdata_ind, reset_received, xid_ind); |
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|
375 } |
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|
376 else |
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|
377 { |
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378 PFREE (ll_unitdata_ind); |
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379 } |
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|
380 } |
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|
381 else /* u_check_xid() == FALSE (XID invalid) */ |
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|
382 { |
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383 PFREE (ll_unitdata_ind); |
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|
384 TRACE_0_INFO("invalid XID information field"); |
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|
385 } |
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|
386 } |
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|
387 else /* pf_bit == 0 (bit is not set) */ |
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|
388 { |
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389 PFREE (ll_unitdata_ind); |
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parents:
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|
390 } |
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parents:
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|
391 |
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parents:
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|
392 return; |
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parents:
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|
393 } /* u_label_xid_sabm_send() */ |
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|
394 |
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parents:
diff
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|
395 |
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parents:
diff
changeset
|
396 |
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|
397 |
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parents:
diff
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|
398 /* |
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parents:
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|
399 +------------------------------------------------------------------------------ |
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400 | Function : u_label_xid_valid |
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|
401 +------------------------------------------------------------------------------ |
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|
402 | Description : Describes label XID_VALID |
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parents:
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|
403 | |
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parents:
diff
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|
404 | Parameters : ll_unitdata_ind - a valid pointer to an LL_UNITDATA_IND |
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parents:
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|
405 | primitive |
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parents:
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|
406 | reset_received - indicates if reset parameter has been |
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parents:
diff
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|
407 | received |
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parents:
diff
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|
408 | xid_ind - indicates if LL_XID_IND must be sent to |
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parents:
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|
409 | layer 3 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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|
410 | |
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parents:
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|
411 +------------------------------------------------------------------------------ |
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parents:
diff
changeset
|
412 */ |
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diff
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|
413 GLOBAL void u_label_xid_valid (T_LL_UNITDATA_IND *ll_unitdata_ind, |
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parents:
diff
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|
414 BOOL reset_received, |
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parents:
diff
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|
415 BOOL xid_ind) |
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parents:
diff
changeset
|
416 { |
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parents:
diff
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|
417 UBYTE inc; |
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diff
changeset
|
418 |
d393cd9bb723
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parents:
diff
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|
419 TRACE_FUNCTION( "u_label_xid_valid" ); |
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parents:
diff
changeset
|
420 |
d393cd9bb723
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parents:
diff
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|
421 if (reset_received) |
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parents:
diff
changeset
|
422 { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
423 /* LLC informs GRLC to flush out LLC PDUs maintained in GRLC when XID reset |
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parents:
diff
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|
424 * is received by LLC */ |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
425 PALLOC (grlc_flush_data_req, GRLC_FLUSH_DATA_REQ); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
426 PSEND (hCommGRLC, grlc_flush_data_req); |
d393cd9bb723
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parents:
diff
changeset
|
427 |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
428 /* |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
429 * First send reset indication, then handle it. |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
430 */ |
d393cd9bb723
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parents:
diff
changeset
|
431 { |
d393cd9bb723
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parents:
diff
changeset
|
432 PALLOC (ll_reset_ind, LL_RESET_IND); |
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parents:
diff
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|
433 ll_reset_ind->sapi = llc_data->current_sapi; |
d393cd9bb723
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parents:
diff
changeset
|
434 TRACE_PRIM_TO("SND"); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
435 PSEND (hCommSNDCP, ll_reset_ind); |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
436 } |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
437 /* |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
438 * V(U) and V(UR) are set to 0. All services that are |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
439 * affected from ABM -> ADM are also reset. |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
440 */ |
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parents:
diff
changeset
|
441 sig_u_llme_reset_ind(); |
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parents:
diff
changeset
|
442 /* |
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parents:
diff
changeset
|
443 * Check if the config primitive "DELAY" was received and wait |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
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|
444 * for certain number of milliseconds |
d393cd9bb723
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parents:
diff
changeset
|
445 */ |
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parents:
diff
changeset
|
446 if (llc_data->millis > 0) { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
447 TRACE_1_OUT_PARA("Sleeping for :%d milliseconds", llc_data->millis); |
d393cd9bb723
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parents:
diff
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|
448 vsi_t_sleep(VSI_CALLER llc_data->millis); |
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parents:
diff
changeset
|
449 } |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
450 /* |
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parents:
diff
changeset
|
451 * After receiving a reset all running L3 requests should |
d393cd9bb723
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parents:
diff
changeset
|
452 * be ignored and no confirmation has to be send. |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
453 */ |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
454 for (inc = 0; inc < U_NUM_INC; inc++) |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
455 { |
d393cd9bb723
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parents:
diff
changeset
|
456 SWITCH_SERVICE (llc, u, inc); |
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parents:
diff
changeset
|
457 |
d393cd9bb723
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parents:
diff
changeset
|
458 llc_data->u->release_requested = FALSE; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
459 llc_data->u->ll_xid_resp_pending = FALSE; |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
460 } |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
461 |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
462 /* |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
463 * Switch back to original SAPI |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
464 */ |
d393cd9bb723
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parents:
diff
changeset
|
465 SWITCH_LLC (ll_unitdata_ind->sapi); |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
466 } |
d393cd9bb723
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parents:
diff
changeset
|
467 |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
468 u_tag_xid_parameters (MS_RESPONSE, FALSE); |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
469 |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
470 /* |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
471 * Check if we have to send an LL_XID_IND |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
472 */ |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
473 if (llc_data->u->xid_tag & (0x00000001L << XID_N201_U) AND llc_data->u->requested_xid.n201_u.valid) |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
474 { |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
475 xid_ind = TRUE; |
d393cd9bb723
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
476 } |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
477 if (llc_data->u->xid_tag & (0x00000001L << XID_N201_I) AND llc_data->u->requested_xid.n201_i.valid) |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
478 { |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
479 xid_ind = TRUE; |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
480 } |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
481 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
482 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
483 * If no Layer 3 XID parameters are included we don't have to wait |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
484 * for an LL_XID_RES |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
485 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
486 if (llc_data->decoded_l3_xid.valid NEQ TRUE) |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
487 { |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
488 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
489 * Label S_XID_RES |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
490 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
491 u_send_xid (MS_RESPONSE); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
492 } |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
493 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
494 if (xid_ind) |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
495 { |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
496 u_send_ll_xid_ind (); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
497 } |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
498 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
499 if (reset_received) |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
500 { |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
501 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
502 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
503 * V(U) and V(UR) are set to 0. All services that are |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
504 * affected from ABM -> ADM are also reset. |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
505 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
506 sig_u_llme_ready_ind(); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
507 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
508 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
509 * Switch back to original SAPI |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
510 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
511 SWITCH_LLC (ll_unitdata_ind->sapi); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
512 } |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
513 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
514 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
515 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
516 PFREE (ll_unitdata_ind); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
517 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
518 return; |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
519 } /* u_label_xid_valid() */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
520 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
521 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
522 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
523 +------------------------------------------------------------------------------ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
524 | Function : u_label_frmr_cond |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
525 +------------------------------------------------------------------------------ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
526 | Description : Describes label FRMR_COND |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
527 | |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
528 | Parameters : ll_unitdata_ind - a valid pointer to the frame that caused the |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
529 | frame rejection condition |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
530 | cr_bit - C/R bit setting of frame |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
531 | frmr_reason - reason of frame rejection condition |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
532 | |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
533 +------------------------------------------------------------------------------ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
534 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
535 GLOBAL void u_label_frmr_cond (T_LL_UNITDATA_IND *ll_unitdata_ind, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
536 T_BIT cr_bit, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
537 UBYTE frmr_reason) |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
538 { |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
539 TRACE_FUNCTION ( "u_label_frmr_cond" ); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
540 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
541 u_send_llgmm_status_ind (LLGMM_ERRCS_FRMR_COND); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
542 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
543 u_send_frmr (ll_unitdata_ind, U_FRAME, FRMR_CTRL_LENGTH_UNKNOWN, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
544 llc_data->sapi->vs, llc_data->sapi->vr, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
545 cr_bit, frmr_reason); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
546 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
547 PFREE (ll_unitdata_ind); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
548 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
549 return; |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
550 } /* u_label_frmr_cond() */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
551 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
552 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
553 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
554 +------------------------------------------------------------------------------ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
555 | Function : u_label_frmr_cond_reest |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
556 +------------------------------------------------------------------------------ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
557 | Description : Describes label FRMR_COND_REEST |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
558 | |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
559 | Parameters : ll_unitdata_ind - a valid pointer to the frame that caused the |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
560 | frame rejection condition |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
561 | cr_bit - C/R bit setting of frame |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
562 | frmr_reason - reason of frame rejection condition |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
563 | |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
564 +------------------------------------------------------------------------------ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
565 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
566 GLOBAL void u_label_frmr_cond_reest (T_LL_UNITDATA_IND *ll_unitdata_ind, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
567 T_BIT cr_bit, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
568 UBYTE frmr_reason) |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
569 { |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
570 TRACE_FUNCTION ( "u_label_frmr_cond_reest" ); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
571 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
572 u_send_llgmm_status_ind (LLGMM_ERRCS_FRMR_COND_REEST); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
573 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
574 SET_STATE (U, U_LOCAL_ESTABLISHMENT); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
575 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
576 sig_u_llme_abmrel_ind(); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
577 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
578 u_send_frmr (ll_unitdata_ind, U_FRAME, FRMR_CTRL_LENGTH_UNKNOWN, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
579 llc_data->sapi->vs, llc_data->sapi->vr, |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
580 cr_bit, frmr_reason); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
581 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
582 PFREE (ll_unitdata_ind); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
583 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
584 llc_data->u->retransmission_counter = 0; |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
585 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
586 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
587 * Send LL_ESTABLISH_IND after successful establishment. |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
588 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
589 llc_data->u->ind_cnf_establishment = IND_ESTABLISHMENT; |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
590 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
591 /* |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
592 * Re-establishment procedure: send GRLC_DATA_REQ (SABM), start T200. |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
593 */ |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
594 u_send_sabm(); |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
595 |
d393cd9bb723
src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
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596 return; |
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597 } /* u_label_frmr_cond_reest() */ |
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598 |
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599 |
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600 /* |
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601 +------------------------------------------------------------------------------ |
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602 | Function : u_label_s_est_ind |
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603 +------------------------------------------------------------------------------ |
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604 | Description : Describes label S_EST_IND |
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605 | |
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606 | Parameters : pf_bit - setting of P/F bit |
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607 | |
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608 +------------------------------------------------------------------------------ |
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609 */ |
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610 GLOBAL void u_label_s_est_ind (T_BIT pf_bit) |
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611 { |
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612 TRACE_FUNCTION ( "u_label_s_est_ind" ); |
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613 |
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614 SET_STATE (U, U_REMOTE_ESTABLISHMENT); |
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615 |
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616 u_send_ll_establish_ind (); |
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617 |
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618 sig_u_llme_abmrel_ind(); |
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619 |
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620 return; |
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621 } /* u_label_s_est_ind() */ |
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622 |
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623 |