FreeCalypso > hg > fc-magnetite
view src/g23m-gprs/llc/llc_uirxp.c @ 212:e7a67accfad9
cdg-hybrid cdginc headers created
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 14 Oct 2016 21:52:58 +0000 |
parents | 219afcfc6250 |
children |
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/* +----------------------------------------------------------------------------- | Project : | Modul : +----------------------------------------------------------------------------- | Copyright 2002 Texas Instruments Berlin, AG | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments Berlin, AG | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments Berlin, AG. +----------------------------------------------------------------------------- | Purpose : This modul is part of the entity LLC and implements all | functions to handles the incoming primitives as described in | the SDL-documentation (UIRX-statemachine) +----------------------------------------------------------------------------- */ #ifndef LLC_UIRXP_C #define LLC_UIRXP_C #endif #define ENTITY_LLC /*==== INCLUDES =============================================================*/ #include "typedefs.h" /* to get Condat data types */ #include "vsi.h" /* to get a lot of macros */ #include "macdef.h" #include "gprs.h" #include "gsm.h" /* to get a lot of macros */ #include "cnf_llc.h" /* to get cnf-definitions */ #include "mon_llc.h" /* to get mon-definitions */ #include "prim.h" /* to get the definitions of used SAP and directions */ #include "llc.h" /* to get the global entity definitions */ #include "llc_uirxf.h" /* to get queue management prototypes */ /*==== CONST ================================================================*/ /*==== LOCAL VARS ===========================================================*/ /*==== PRIVATE FUNCTIONS ====================================================*/ /*==== PUBLIC FUNCTIONS =====================================================*/ /* +------------------------------------------------------------------------------ | Function : uirx_ll_getunitdata_req +------------------------------------------------------------------------------ | Description : Handles the primitive LL_GETUNITDATA_REQ | | Parameters : *ll_getunitdata_req - Ptr to primitive payload | +------------------------------------------------------------------------------ */ GLOBAL void uirx_ll_getunitdata_req ( T_LL_GETUNITDATA_REQ *ll_getunitdata_req ) { T_LL_UNITDATA_IND *ll_unitdata_ind; TRACE_FUNCTION( "ll_getunitdata_req" ); SWITCH_LLC (ll_getunitdata_req->sapi); TRACE_1_PARA("s:%d", ll_getunitdata_req->sapi ); switch (GET_STATE(UIRX)) { case UIRX_TLLI_UNASSIGNED_NOT_READY: PFREE (ll_getunitdata_req); SET_STATE (UIRX, UIRX_TLLI_UNASSIGNED_READY); break; case UIRX_ADM_NOT_READY: PFREE (ll_getunitdata_req); /* * First check, if already a frame is waiting. */ if (uirx_queue_retrieve (&ll_unitdata_ind)) { /* * A frame is waiting. Send primitive LL-UNITDATA-IND * to either SNDCP or GSMS, depending on the SAPI (GMM * uses now flow control!). */ switch (ll_unitdata_ind->sapi) { case LL_SAPI_3: case LL_SAPI_5: case LL_SAPI_9: case LL_SAPI_11: TRACE_3_OUT_PARA("s:%d len:%d c:%d", ll_unitdata_ind->sapi, BYTELEN(ll_unitdata_ind->sdu.l_buf), ll_unitdata_ind->cipher); PSEND (hCommSNDCP, ll_unitdata_ind); break; case LL_SAPI_7: #ifdef LL_2to1 TRACE_PRIM_TO("MM"); TRACE_3_OUT_PARA("s:%d len:%d c:%d", ll_unitdata_ind->sapi, BYTELEN(ll_unitdata_ind->sdu.l_buf), ll_unitdata_ind->cipher); PSEND (hCommMM, ll_unitdata_ind); break; #else TRACE_PRIM_TO("GSMS"); TRACE_3_OUT_PARA("s:%d len:%d c:%d", ll_unitdata_ind->sapi, BYTELEN(ll_unitdata_ind->sdu.l_buf), ll_unitdata_ind->cipher); PSEND (hCommGSMS, ll_unitdata_ind); break; #endif default: PFREE (ll_unitdata_ind); TRACE_ERROR ("Invalid SAPI value"); break; } } else { /* * No frame is waiting. Allow straight forwarding * of the next received frame. */ SET_STATE (UIRX, UIRX_ADM_READY); } break; default: PFREE (ll_getunitdata_req); TRACE_ERROR( "LL_GETUNITDATA_REQ unexpected" ); break; } } /* uirx_ll_getunitdata_req() */