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annotate src/g23m-gprs/llc/llc_llmef.c @ 92:e42d528f3e6e

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components/main_ir: ramvecs module now goes outside of libs
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 21 Jul 2018 00:22:35 +0000
parents d393cd9bb723
children
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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
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18 | procedures and functions as described in the
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19 | SDL-documentation (LLME-statemachine)
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20 +-----------------------------------------------------------------------------
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21 */
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22
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23 #ifndef LLC_LLMEF_C
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24 #define LLC_LLMEF_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 <string.h> /* to get memcpy() */
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32
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33 #include "typedefs.h" /* to get Condat data types */
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34 #include "vsi.h" /* to get a lot of macros */
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35 #include "macdef.h"
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36 #include "gprs.h"
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37 #include "gsm.h" /* to get a lot of macros */
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38 #include "cnf_llc.h" /* to get cnf-definitions */
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39 #include "mon_llc.h" /* to get mon-definitions */
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40 #include "prim.h" /* to get the definitions of used SAP and directions */
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41 #include "llc.h" /* to get the global entity definitions */
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42
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43 #include "llc_par.h" /* to get the default values of the LLC paramters */
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44
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45 /*==== CONST ================================================================*/
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46
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47 /*==== LOCAL VARS ===========================================================*/
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48
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49 /*==== PRIVATE FUNCTIONS ====================================================*/
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50
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51 /*==== PUBLIC FUNCTIONS =====================================================*/
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52
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53
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54
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55 /*
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56 +------------------------------------------------------------------------------
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57 | Function : llme_init
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58 +------------------------------------------------------------------------------
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59 | Description : This procedure initialises all necessary variables of llme for
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60 | all SAPIs.
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61 | Also global variables are initialised that relate not to a
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62 | specific service (e.g. tlli_new/tlli_old).
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63 |
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64 | Parameters :
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65 |
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66 +------------------------------------------------------------------------------
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67 */
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68 GLOBAL void llme_init (void)
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69 {
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70 int n;
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71
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72 TRACE_FUNCTION( "llme_init" );
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73
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74 /*
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75 * Initialise service LLME with state TLLI_UNASSIGNED.
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76 */
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77 INIT_STATE (LLME, LLME_TLLI_UNASSIGNED);
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78
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79 /*
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80 * Initialise global variables.
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81 */
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82 llc_data->suspended = FALSE;
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83 llc_data->grlc_suspended = FALSE;
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84
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85 #ifdef LL_2to1
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86 llc_data->tlli_new = PS_TLLI_INVALID;
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87 llc_data->tlli_old = PS_TLLI_INVALID;
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88 #else
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89 llc_data->tlli_new = LL_TLLI_INVALID;
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90 llc_data->tlli_old = LL_TLLI_INVALID;
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91 #endif
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92
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93 llc_data->ciphering_algorithm = LLGMM_CIPHER_NO_ALGORITHM;
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94 #ifdef LL_2to1
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95 memset (&(llc_data->kc), 0, sizeof(T_LLGMM_llgmm_kc));
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96 #else
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97 memset (&(llc_data->kc), 0, sizeof(T_llgmm_kc));
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98 #endif
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99
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100 /* init current values */
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101 #ifdef REL99
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102 llc_data->cur_pfi = LL_PFI_SIGNALING;
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103 #endif
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104 llc_data->cur_qos.delay = LL_DELAY_SUB;
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105 llc_data->cur_qos.relclass = LL_NO_REL;
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106 llc_data->cur_qos.peak = LL_PEAK_SUB;
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107 llc_data->cur_qos.preced = LL_PRECED_SUB;
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108 llc_data->cur_qos.mean = LL_MEAN_SUB;
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109 llc_data->cur_radio_prio = LL_RADIO_PRIO_1;
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110
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111 /*
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112 * Initialise all the global SAPI data, which is
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113 * not related to only one service
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114 */
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115 for (n=0; n < MAX_SAPI_INC; n++)
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116 {
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117 SWITCH_SERVICE (llc, sapi, n);
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118
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119 llc_data->sapi->vur = 0;
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120
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121 llc_data->sapi->va = 0;
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122 llc_data->sapi->vs = 0;
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123 llc_data->sapi->vr = 0;
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124
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125 llc_data->sapi->oc_ui_tx = 0L;
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126 llc_data->sapi->oc_ui_rx = 0L;
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127 llc_data->sapi->oc_i_tx = 0L;
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128 llc_data->sapi->oc_i_rx = 0L;
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129
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130 llc_data->sapi->pbit_outstanding = FALSE;
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131 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 return;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 } /* llme_init() */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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139 +------------------------------------------------------------------------------
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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140 | Function : llme_init_cipher
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 +------------------------------------------------------------------------------
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 | Description : This procedure initialises the global LLC variables llc_kc
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 | (ciphering key Kc) and llc_ciphering_algorithm (ciphering
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 | algorithm). If ciphering_algorithm is LLGMM_CIPH_NA, the
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 | parameters are ignored and the procedure doesn't change
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 | anything. The procedures cipher_ll_pdu (service send_pdu)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 | and decipher_ll_pdu (service receive_pdu) use the global
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 | variables for ciphering and deciphering.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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149 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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150 | Parameters : kc - ciphering key
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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151 | ciphering_algorithm - ciphering algorithm
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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152 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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153 +------------------------------------------------------------------------------
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 #ifdef LL_2to1
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 GLOBAL void llme_init_cipher (T_LLGMM_llgmm_kc kc, UBYTE ciphering_algorithm)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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157 #else
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 GLOBAL void llme_init_cipher (T_llgmm_kc kc, UBYTE ciphering_algorithm)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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159 #endif
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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160 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 TRACE_FUNCTION( "llme_init_cipher" );
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parents:
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162
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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163 if (ciphering_algorithm != LLGMM_CIPHER_NA)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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164 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 switch (ciphering_algorithm)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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166 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 case LLGMM_CIPHER_NO_ALGORITHM:
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parents:
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168 TRACE_0_INFO("No cipher algorithm used!");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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169 break;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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171 case LLGMM_CIPHER_GPRS_A5_1:
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parents:
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172 TRACE_0_INFO("Cipher algorithm GEA/1 used!");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 break;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174
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parents:
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175 case LLGMM_CIPHER_GPRS_A5_2:
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 TRACE_0_INFO("Cipher algorithm GEA/2 used!");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 break;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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178
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 default:
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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180 TRACE_ERROR("Unknown Cipher algorithm used!");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 break;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 * Set IOV default values, if kc is changed to a different value
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 #ifdef LL_2to1
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 if ( memcmp (&(llc_data->kc), &kc, sizeof(T_LLGMM_llgmm_kc)) )
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 #else
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 if ( memcmp (&(llc_data->kc), &kc, sizeof(T_llgmm_kc)) )
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191 #endif
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 {
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parents:
diff changeset
193 TRACE_0_INFO( "kc changed" );
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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194 #ifdef LL_2to1
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 memcpy (&(llc_data->kc), &kc, sizeof(T_LLGMM_llgmm_kc));
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 #else
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 memcpy (&(llc_data->kc), &kc, sizeof(T_llgmm_kc));
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 #endif
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 * Apply the default value of IOV-UI in case no negotiation
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 * is started by the SGSN.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 * <R.LLC.LLC_PAR.A.016>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 llc_data->iov_ui = LLC_IOV_UI_ALL_SAPIS;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 * Apply the default value of IOV-I in case no negotiation
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209 * is started by the SGSN.
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 * <R.LLC.LLC_PAR.A.018>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211 */
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 #ifdef LL_2to1
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 llc_data->iov_i_base[IMAP(PS_SAPI_3)] = LLC_IOV_I_SAPI_3;
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 llc_data->iov_i_base[IMAP(PS_SAPI_5)] = LLC_IOV_I_SAPI_5;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 llc_data->iov_i_base[IMAP(PS_SAPI_9)] = LLC_IOV_I_SAPI_9;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 llc_data->iov_i_base[IMAP(PS_SAPI_11)] = LLC_IOV_I_SAPI_11;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 #else
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 llc_data->iov_i_base[IMAP(LL_SAPI_3)] = LLC_IOV_I_SAPI_3;
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 llc_data->iov_i_base[IMAP(LL_SAPI_5)] = LLC_IOV_I_SAPI_5;
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 llc_data->iov_i_base[IMAP(LL_SAPI_9)] = LLC_IOV_I_SAPI_9;
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 llc_data->iov_i_base[IMAP(LL_SAPI_11)] = LLC_IOV_I_SAPI_11;
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 #endif
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223 }
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 * Set new ciphering algorithm
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 llc_data->ciphering_algorithm = ciphering_algorithm;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 }
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230 else
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 TRACE_0_INFO("Cipher algorithm not changed");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 }
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 return;
d393cd9bb723 src/g23m-*: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236 } /* llme_init_cipher() */