annotate src/g23m-gprs/sndcp/sndcp_pdp.c @ 1:fa8dc04885d8

src/g23m-*: import from Magnetite
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 16 Oct 2020 06:25:50 +0000
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project : GPRS (8441)
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4 | Modul : sndcp_pdp.c
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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 SNDCP 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 (PD-statemachine)
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20 +-----------------------------------------------------------------------------
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21 */
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22
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23 #define ENTITY_SNDCP
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24
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25 /*==== INCLUDES =============================================================*/
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26
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27 #include "typedefs.h" /* to get Condat data types */
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28 #include "vsi.h" /* to get a lot of macros */
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29 #include "macdef.h"
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30 #include "prim.h" /* to get the definitions of used SAP and directions */
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31
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32 #include "dti.h"
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33
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34 #include "sndcp.h" /* to get the global entity definitions */
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35 #include "sndcp_f.h" /* to get the functions to access the global arrays*/
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36
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37 #include "sndcp_sds.h" /* to get the signals to sd. */
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39
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40 /*==== CONST ================================================================*/
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41
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42 /*==== LOCAL VARS ===========================================================*/
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43
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44 /*==== PRIVATE FUNCTIONS ====================================================*/
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45
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46 /*==== PUBLIC FUNCTIONS =====================================================*/
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47
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48
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49
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50 /*
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51 +------------------------------------------------------------------------------
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52 | Function : pd_ll_unitdata_ind
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53 +------------------------------------------------------------------------------
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54 | Description : Handles the primitive LL_UNITDATA_IND
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55 |
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56 | Parameters : *ll_unitdata_ind - Ptr to primitive payload
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57 |
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58 +------------------------------------------------------------------------------
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59 */
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60 GLOBAL void pd_ll_unitdata_ind ( T_LL_UNITDATA_IND *ll_unitdata_ind )
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61 {
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62 UBYTE sapi_index = 0;
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63
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64
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65 #ifdef FLOW_TRACE
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66 sndcp_trace_flow_control(FLOW_TRACE_SNDCP,
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67 FLOW_TRACE_DOWN,
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68 FLOW_TRACE_BOTTOM,
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69 FALSE);
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70 #endif
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71 TRACE_FUNCTION( "pd_ll_unitdata_ind" );
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72
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73 /*
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74 * set service instance according to sapi in primitive
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75 */
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76 sndcp_get_sapi_index(ll_unitdata_ind->sapi, &sapi_index);
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77 sndcp_data->pd = & sndcp_data->pd_base[sapi_index];
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78
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79 switch( GET_STATE( PD ) )
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80 {
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81 case PD_DEFAULT:
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82 #ifdef SNDCP_TRACE_ALL
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83 TRACE_EVENT_P1("downlink at LL SAP: %d octets",
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84 ll_unitdata_ind->sdu.l_buf >> 3);
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85
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86 sndcp_trace_sdu(& ll_unitdata_ind->sdu);
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87
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88 #endif
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89 sig_pd_sd_unitdata_ind(ll_unitdata_ind);
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90 break;
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91 default:
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92 TRACE_ERROR( "LL_UNITDATA_IND unexpected" );
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93 if (ll_unitdata_ind != NULL) {
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94 PFREE (ll_unitdata_ind);
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95 }
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96 break;
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97 }
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98
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99 } /* pd_ll_unitdata_ind() */
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100
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101