FreeCalypso > hg > fc-tourmaline
annotate src/g23m-aci/aci/psa_ipas.c @ 303:f76436d19a7a default tip
!GPRS config: fix long-standing AT+COPS chance hanging bug
There has been a long-standing bug in FreeCalypso going back years:
sometimes in the AT command bring-up sequence of an ACI-only MS,
the AT+COPS command would produce only a power scan followed by
cessation of protocol stack activity (only L1 ADC traces), instead
of the expected network search sequence. This behaviour was seen
in different FC firmware versions going back to Citrine, and seemed
to follow some law of chance, not reliably repeatable.
This bug has been tracked down and found to be specific to !GPRS
configuration, stemming from our TCS2/TCS3 hybrid and reconstruction
of !GPRS support that was bitrotten in TCS3.2/LoCosto version.
ACI module psa_mms.c, needed only for !GPRS, was missing in the TCS3
version and had to be pulled from TCS2 - but as it turns out,
there is a new field in the MMR_REG_REQ primitive that needs to be
set correctly, and that psa_mms.c module is the place where this
initialization needed to be added.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 08 Jun 2023 08:23:37 +0000 |
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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 : GSM-PS (6147) |
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4 | Modul : PSA_IPAS |
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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 : |
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18 +----------------------------------------------------------------------------- |
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19 */ |
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20 #if defined (FF_WAP) || defined (FF_SAT_E) |
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21 |
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22 #ifndef PSA_IPAS_C |
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23 #define PSA_IPAS_C |
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24 #endif |
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25 |
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26 #include "aci_all.h" |
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27 /*==== INCLUDES ===================================================*/ |
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28 #include "aci_cmh.h" |
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29 #include "ati_cmd.h" |
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30 #include "aci_cmd.h" |
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31 #include "dti.h" /* functionality of the dti library */ |
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32 |
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33 #include "aci.h" |
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34 #include "psa.h" |
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35 //#include "psa_l2r.h" |
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36 #include "psa_cc.h" |
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37 #include "aci_fd.h" |
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38 #include "cmh.h" |
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39 #include "dti_conn_mng.h" |
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40 //#include "cmh_l2r.h" |
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41 |
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42 #include "wap_aci.h" |
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43 #include "psa_tcpip.h" |
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44 |
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45 #ifdef GPRS |
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46 #include "gaci.h" |
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47 #include "cmh_sm.h" |
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48 #endif |
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49 |
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50 /*==== CONSTANTS ==================================================*/ |
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51 |
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52 |
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53 /*==== TYPES ======================================================*/ |
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54 |
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55 |
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56 /*==== EXPORT =====================================================*/ |
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57 |
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58 |
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59 /*==== VARIABLES ==================================================*/ |
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60 |
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61 |
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62 /*==== FUNCTIONS ==================================================*/ |
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63 |
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64 |
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65 /* |
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66 +-------------------------------------------------------------------+ |
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67 | PROJECT : GSM-PS (6147) MODULE : PSA_IPA | |
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68 | ROUTINE : psaIPA_Config | |
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69 +-------------------------------------------------------------------+ |
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70 |
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71 PURPOSE : Configurate or disconfigurate IPA. |
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72 |
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73 */ |
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74 |
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75 GLOBAL void psaIPA_Config(ULONG ip, USHORT max_trans_unit, T_ACI_IPA_DIRC dirc |
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76 /*T_ACI_AT_CMD at_cmd */) |
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77 { |
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78 /* dirc = IPA_CONN if IPA is to be activated |
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79 dirc = IPA_DSC if IPA i to be deactivated */ |
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80 |
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81 TRACE_FUNCTION("psaIPA_Config()") ; |
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82 |
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83 switch( dirc ) |
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84 { |
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85 |
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86 case ( IPA_CONN ): |
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87 wap_state = IPA_Configuration; |
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88 { |
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89 PALLOC(ipa_config_req,IPA_CONFIG_REQ); |
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90 ipa_config_req -> ip = ip; |
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91 ipa_config_req->peer_ip = 0; |
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92 ipa_config_req->cmd = IPA_CONFIG_UP; |
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93 ipa_config_req -> mtu = max_trans_unit; |
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94 |
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95 PSENDX(IP,ipa_config_req); |
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96 } |
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97 break; |
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98 |
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99 case ( IPA_DSC ): |
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100 wap_state = IPA_Deconfiguration; |
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101 { |
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102 PALLOC(ipa_config_req,IPA_CONFIG_REQ); |
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103 ipa_config_req -> ip = 0; |
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104 ipa_config_req->peer_ip = 0; |
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105 ipa_config_req->cmd = IPA_CONFIG_DOWN; |
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106 ipa_config_req -> mtu = 0; |
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107 |
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108 PSENDX(IP,ipa_config_req); |
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109 } |
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110 break; |
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111 } |
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112 } |
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113 |
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114 |
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115 /* |
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116 +-------------------------------------------------------------------+ |
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117 | PROJECT : GSM-PS (6147) MODULE : PSA_IPAS | |
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118 | ROUTINE : psaIPA_Dti_Req | |
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119 +-------------------------------------------------------------------+ |
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120 |
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121 PURPOSE : connect IP |
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122 |
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123 */ |
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124 |
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125 GLOBAL void psaIPA_Dti_Req(ULONG link_id, UBYTE peer_to_connect_to, UBYTE dti_conn) |
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126 { |
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127 |
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128 PALLOC( ipa_dti_req, IPA_DTI_REQ); |
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129 |
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130 |
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131 |
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132 #ifdef GPRS |
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133 T_PDP_CONTEXT_INTERNAL *p_pdp_context_node = NULL; |
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134 |
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135 p_pdp_context_node = pdp_context_find_node_from_cid( work_cids[cid_pointer]); |
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136 |
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137 if( p_pdp_context_node ) |
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138 { |
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139 p_pdp_context_node->internal_data.link_id = link_id; |
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140 } |
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141 |
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142 /* This is probably not the right place to populate the link id since |
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143 IPA dti req might be sent for CSD call as well ! Need to investigate |
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144 as separate issue. |
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145 */ |
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146 #endif /* GPRS */ |
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147 |
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148 TRACE_FUNCTION("psaIPA_Dti_Req"); |
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149 |
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150 ipa_dti_req -> dti_conn = dti_conn; |
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151 ipa_dti_req -> link_id = link_id; |
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152 |
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153 if (dti_conn EQ IPA_CONNECT_DTI) |
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154 { |
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155 switch( peer_to_connect_to ) |
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156 { |
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157 case( DTI_ENTITY_UDP ): |
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158 ipa_dti_req -> dti_direction = DTI_CHANNEL_TO_HIGHER_LAYER; |
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159 strcpy((char*)ipa_dti_req->entity_name, dti_entity_name[DTI_ENTITY_UDP].name); |
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160 break; |
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161 #ifdef GPRS |
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162 case( DTI_ENTITY_SNDCP ): |
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163 ipa_dti_req -> dti_direction = DTI_CHANNEL_TO_LOWER_LAYER; |
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164 strcpy((char*)ipa_dti_req->entity_name, dti_entity_name[DTI_ENTITY_SNDCP].name); |
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165 break; |
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166 #endif |
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167 case( DTI_ENTITY_PPPC ): |
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168 ipa_dti_req -> dti_direction = DTI_CHANNEL_TO_LOWER_LAYER; |
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169 strcpy((char*)ipa_dti_req->entity_name, dti_entity_name[DTI_ENTITY_PPPC].name); |
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170 break; |
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171 default: |
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172 TRACE_EVENT("unknown conn_peer_Id: IPA_DTI_REQ not sent"); |
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173 PFREE(ipa_dti_req); |
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174 return; |
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175 } |
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176 } |
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177 |
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178 PSENDX( IP, ipa_dti_req ); |
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179 } |
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180 |
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181 |
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182 #endif /* WAP || SAT E */ |