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annotate src/g23m-fad/ppp/ppp_onaf.c @ 173:cb0f52ffd94f

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gcc bootentry.S: same MEMIF change as in TMS470 version
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 19 Jun 2019 05:09:18 +0000
parents d393cd9bb723
children
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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 PPP and implements all
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18 | procedures and functions as described in the
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19 | SDL-documentation (ONA-statemachine)
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20 +-----------------------------------------------------------------------------
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21 */
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22
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23 #ifndef PPP_ONAF_C
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24 #define PPP_ONAF_C
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25 #endif /* !PPP_ONAF_C */
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26
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27 #define ENTITY_PPP
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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" /* to get a lot of macros */
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34 #include "custom.h" /* to get a lot of macros */
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35 #include "gsm.h" /* to get a lot of macros */
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36 #include "cnf_ppp.h" /* to get cnf-definitions */
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37 #include "mon_ppp.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 "dti.h" /* to get the DTILIB definitions */
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40 #include "ppp.h" /* to get the global entity definitions */
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41
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42 /*==== CONST ================================================================*/
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43
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44 /*==== LOCAL VARS ===========================================================*/
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45
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46 /*==== PRIVATE FUNCTIONS ====================================================*/
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47
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48 /*==== PUBLIC FUNCTIONS =====================================================*/
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49
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50
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51
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52 /*
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53 +------------------------------------------------------------------------------
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54 | Function : ona_init
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55 +------------------------------------------------------------------------------
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56 | Description : The function ona_init() initializes the option negotiation
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57 | automaton (ONA)
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58 |
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59 | Parameters : no parameters
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60 |
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61 +------------------------------------------------------------------------------
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62 */
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63 GLOBAL void ona_init ()
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64 {
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65 UBYTE i;
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66
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67 TRACE_FUNCTION( "ona_init" );
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68
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69 for (i = 0;i < ONA_NUM_INC;i++)
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70 {
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71 ppp_data->ona = & ppp_data->ona_base[i];
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72
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73 /* counter for Configure-Request and Terminate-Request sent */
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74 ppp_data->ona->restarts = 0;
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75 /* counter for Configure-Nak and Configure-Reject sent */
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76 ppp_data->ona->failures = 0;
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77 /*
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78 * counter for Configure-Ack received
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79 * this counter avoids endless loops where the PPP peer always answers with
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80 * a Configure-Ack, but it does not send a Configure-Req
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81 */
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82 ppp_data->ona->loops = 0;
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83
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84 INIT_STATE( PPP_SERVICE_ONA , ONA_CLOSED );
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85 }
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86 } /* ona_init() */
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87
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88
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89 /*
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90 +------------------------------------------------------------------------------
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91 | Function : ona_get_inst_index
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92 +------------------------------------------------------------------------------
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93 | Description : gets the index (0, 1) for the given ptype (DTI_PID_LCP,
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94 | DTI_PID_IPCP). This function is used when a calling service serves a key for
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95 | one of the 2 possible instances of services LCR and NCR.
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96 |
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97 | Parameters : USHORT ptype, UBYTE* index
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98 |
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99 +------------------------------------------------------------------------------
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100 */
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101 GLOBAL void ona_get_inst_index(USHORT ptype,
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102 UBYTE* index)
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103 {
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104 TRACE_FUNCTION("ona_get_inst_index");
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105
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106 if (ptype EQ DTI_PID_LCP)
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107 {
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108 *index = 0;
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109 }
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110 else if (ptype EQ DTI_PID_IPCP)
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111 {
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112 *index = 1;
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113 }
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114 else
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115 {
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116 TRACE_ERROR( "ONA_GET_INST_INDEX unexpected ptype" );
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117 *index = 0;
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118 }
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119 }
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120