FreeCalypso > hg > fc-tourmaline

annotate src/g23m-gprs/llc/llc_itxt.c @ 205:81f5c4ca1fb3

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mmiDialogs.c: make dialog_info() static The function in question was first declared as static, then defined as non-static, which should be considered invalid C. Given that this function is not referenced from any other modules and appears to have been intended as static, make it so.
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 06 Apr 2021 01:28:52 +0000
parents fa8dc04885d8
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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 | functions to handles the incoming primitives as described in
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19 | the SDL-documentation (T201-statemachine)
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20 +-----------------------------------------------------------------------------
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21 */
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22
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23 #ifndef LLC_ITXT_C
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24 #define LLC_ITXT_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_itxf.h" /* to get local function definitions */
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42 #include "llc_llmes.h" /* to get LLME signal definitions */
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43 #include "llc_irxs.h" /* to get ITX signal definitions */
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44
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45
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46 /*==== CONST ================================================================*/
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47
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48 /*==== LOCAL VARS ===========================================================*/
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49
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50 /*==== PRIVATE FUNCTIONS ====================================================*/
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51
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52 /*==== PUBLIC FUNCTIONS =====================================================*/
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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 : itx_T201_start
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58 +------------------------------------------------------------------------------
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59 | Description : This procedure starts timer T201 for the current SAPI.
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60 |
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61 | Parameters :
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62 +------------------------------------------------------------------------------
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63 */
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64 GLOBAL void itx_T201_start (T_TIME length)
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65 {
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66 TRACE_FUNCTION( "itx_T201_start" );
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67
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68 /*
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69 * Start timer T201 for the current SAPI.
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70 */
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71 #ifdef _SIMULATION_
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72 /*
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73 * In simulation mode, use always a timer value of 5 seconds.
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74 */
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75 vsi_t_start (VSI_CALLER
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76 (USHORT)(TIMER_T201_BASE + IMAP(llc_data->current_sapi)), 5000);
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77 #else
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78 vsi_t_start (VSI_CALLER
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79 (USHORT)(TIMER_T201_BASE + IMAP(llc_data->current_sapi)), length);
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80 #endif /* _SIMULATION_ */
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81
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82 return;
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83 } /* itx_T201_start() */
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84
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85
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86 /*
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87 +------------------------------------------------------------------------------
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88 | Function : itx_T201_stop
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89 +------------------------------------------------------------------------------
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90 | Description : This procedure stops timer T201 for the current SAPI.
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91 |
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92 | Parameters :
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93 +------------------------------------------------------------------------------
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94 */
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95 GLOBAL void itx_T201_stop (void)
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96 {
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97 TRACE_FUNCTION( "itx_T201_stop" );
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98
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99 /*
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100 * Stops timer T201 for the current SAPI.
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101 */
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102 vsi_t_stop (VSI_CALLER
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103 (USHORT)(TIMER_T201_BASE + IMAP(llc_data->current_sapi)));
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104
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105 return;
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106 } /* itx_T201_stop() */
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107
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108
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109
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110 /*
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111 +------------------------------------------------------------------------------
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112 | Function : itx_timer_t201
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113 +------------------------------------------------------------------------------
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114 | Description : Handles expiry of timer T201. This function is called from
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115 | pei_timeout().
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116 |
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117 | Parameters : sapi - indicates the SAPI for which the timer has expired
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118 |
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119 +------------------------------------------------------------------------------
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120 */
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121 GLOBAL void itx_timer_t201 (UBYTE sapi)
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122 {
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123 TRACE_FUNCTION( "itx_timer_t201" );
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124
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125 TRACE_0_INFO("T201 EXPIRED" );
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126
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127 SWITCH_LLC (sapi);
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128
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129 switch (GET_STATE(ITX))
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130 {
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131 case ITX_ABM:
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132 /*
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133 * If a frame is associated with T201, increment the
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134 * retransmission counter and if below N200, restart
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135 * T201. Else initate the ABM-Re-Establish procedure.
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 */
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 if ( llc_data->itx->t201_entry != NULL)
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 {
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 llc_data->itx->t201_entry->status = IQ_RETR_FRAME;
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 if ( llc_data->itx->t201_entry->n_retr <= *(llc_data->n200) )
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 {
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 TIMERSTART (T201, llc_data->t200->length);
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 itx_send_next_frame (ABIT_SET_REQ);
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 }
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 else
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 {
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 /*
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 * Initate ABM Re-Establish procedure. The state change
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 * will be done by the reestablish procedure later.
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 */
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 sig_itx_llme_reest_ind (LLGMM_ERRCS_ACK_NO_PEER_RES_REEST);
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 }
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 }
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 /* SET_STATE (ITX, SAME_STATE); */
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 break;
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 case ITX_ABM_PEER_BUSY:
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 /*
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 * If the Peer busy retransmission counter is below N200
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 * restart T201 and send an appropriated S frame. Else
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 * initate the ABM-Re-Establish procedure.
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 */
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 if ( llc_data->itx->n_pb_retr < *(llc_data->n200) )
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 {
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 TIMERSTART (T201, llc_data->t200->length);
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 sig_itx_irx_s_frame_req (ABIT_SET_REQ);
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 llc_data->itx->n_pb_retr += 1;
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 }
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 else
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 {
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 sig_itx_llme_reest_ind (LLGMM_ERRCS_PEER_BUSY_REEST);
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 }
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 /* SET_STATE (ITX, SAME_STATE); */
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 break;
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 default:
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 TRACE_ERROR( "T201 unexpected" );
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 break;
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 }
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181
fa8dc04885d8 src/g23m-*: import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 } /* itx_timer_t201() */