fc-magnetite: src/g23m-gprs/llc/llc

author	Mychaela Falconia <falcon@freecalypso.org>
date	Tue, 02 Apr 2019 21:05:22 +0000 (2019-04-02)
parents	219afcfc6250
children

rev	line source
183 219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	2 +-----------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	3 \| Project :
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	4 \| Modul :
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	5 +-----------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	6 \| Copyright 2002 Texas Instruments Berlin, AG
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	7 \| All rights reserved.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	8 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	9 \| This file is confidential and a trade secret of Texas
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	10 \| Instruments Berlin, AG
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	11 \| The receipt of or possession of this file does not convey
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	12 \| any rights to reproduce or disclose its contents or to
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	13 \| manufacture, use, or sell anything it may describe, in
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	14 \| whole, or in part, without the specific written consent of
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	15 \| Texas Instruments Berlin, AG.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	16 +-----------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	17 \| Purpose : This modul is part of the entity LLC and implements all
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	18 \| functions to handles the incoming primitives as described in
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	19 \| the SDL-documentation (U-statemachine)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	20 +-----------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	21 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	22
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	23 #ifndef LLC_UP_C
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	24 #define LLC_UP_C
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	25 #endif
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	26
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	27 #define ENTITY_LLC
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	28
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	29 /==== INCLUDES =============================================================/
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	30
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	31 #include <string.h> /* to get memcpy() */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	32
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	33 #include "typedefs.h" /* to get Condat data types */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	34 #include "vsi.h" /* to get a lot of macros */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	35 #include "macdef.h"
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	36 #include "gprs.h"
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	37 #include "gsm.h" /* to get a lot of macros */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	38 #include "cnf_llc.h" /* to get cnf-definitions */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	39 #include "mon_llc.h" /* to get mon-definitions */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	40 #include "prim.h" /* to get the definitions of used SAP and directions */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	41 #include "llc.h" /* to get the global entity definitions */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	42
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	43 #include "llc_uf.h" /* to get local U functions */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	44 #include "llc_ul.h" /* to get local U labels */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	45 #include "llc_t200s.h" /* to get signal interface to T200 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	46 #include "llc_txs.h" /* to get signal interface to TX */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	47 #include "llc_llmes.h" /* to get signal interface to LLME */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	48
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	49 /==== CONST ================================================================/
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	50
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	51 /==== LOCAL VARS ===========================================================/
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	52
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	53 /==== PRIVATE FUNCTIONS ====================================================/
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	54
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	55 /==== PUBLIC FUNCTIONS =====================================================/
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	56
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	57
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	58
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	59 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	60 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	61 \| Function : u_ll_establish_req
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	62 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	63 \| Description : Handles the primitive LL_ESTABLISH_REQ
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	64 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	65 \| Parameters : *ll_establish_req - Ptr to primitive payload
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	66 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	67 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	68 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	69 GLOBAL void u_ll_establish_req ( T_LL_ESTABLISH_REQ *ll_establish_req )
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	70 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	71 int bytelen;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	72
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	73 TRACE_FUNCTION( "ll_establish_req" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	74
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	75 SWITCH_LLC (ll_establish_req->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	76
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	77 TRACE_2_PARA("s:%d xid-len:%d", ll_establish_req->sapi, BYTELEN(ll_establish_req->sdu.l_buf) );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	78
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	79 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	80 * Set TLLI for current transaction.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	81 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	82 llc_data->u->current_tlli = llc_data->tlli_new;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	83
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	84 if (llc_data->u->ll_xid_resp_pending EQ TRUE)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	85 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	86 PFREE (ll_establish_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	87 TRACE_0_INFO( "LL_ESTABLISH_REQ ignored due to LL_XID_IND collision" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	88 return;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	89 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	90
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	91 switch (GET_STATE(U))
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	92 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	93 case U_ADM:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	94 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	95 * store Layer-3 XID negotiation parameters, free
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	96 * LL_ESTABLISH_REQ, set retransmission counter to 0
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	97 * and remember to CNF the establishment afterwards
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	98 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	99
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	100 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	101 * The layer_3 xid is valid any time, even it is a
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	102 * zero lenght sdu. In this case we have to include
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	103 * an empty l3 xid information field.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	104 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	105 llc_data->requested_l3_xid->valid = TRUE;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	106
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	107 bytelen = BYTELEN( ll_establish_req->sdu.l_buf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	108 bytelen = (bytelen < LLC_MAX_L3_XID_LEN ) ? bytelen : LLC_MAX_L3_XID_LEN;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	109
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	110 memcpy( llc_data->requested_l3_xid->value,
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	111 &(ll_establish_req->sdu.buf[ll_establish_req->sdu.o_buf >> 3]),
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	112 bytelen );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	113
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	114 llc_data->requested_l3_xid->length = bytelen;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	115
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	116 PFREE (ll_establish_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	117
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	118 llc_data->u->retransmission_counter = 0;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	119
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	120 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	121 * Send LL_ESTABLISH_CNF after successful establishment.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	122 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	123 llc_data->u->ind_cnf_establishment = CNF_ESTABLISHMENT;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	124
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	125 SET_STATE (U, U_LOCAL_ESTABLISHMENT);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	126
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	127 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	128 * send SABM (w/ Layer 3 XID parameters), start T200
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	129 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	130 u_send_sabm ();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	131 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	132
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	133 case U_LOCAL_ESTABLISHMENT:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	134 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	135 * XID Negotiation of layer-3 parameters not supported in
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	136 * this case.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	137 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	138 PFREE (ll_establish_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	139
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	140 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	141 * Send LL_ESTABLISH_CNF after successful establishment.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	142 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	143 llc_data->u->ind_cnf_establishment = CNF_ESTABLISHMENT;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	144 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	145
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	146 case U_ABM:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	147 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	148 * store Layer-3 XID negotiation parameters, free
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	149 * LL_ESTABLISH_REQ, set retransmission counter to 0
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	150 * and remember to CNF the establishment afterwards
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	151 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	152
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	153 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	154 * The layer_3 xid is valid any time, even it is a
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	155 * zero lenght sdu. In this case we have to include
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	156 * an empty l3 xid information field.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	157 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	158 llc_data->requested_l3_xid->valid = TRUE;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	159
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	160 bytelen = BYTELEN( ll_establish_req->sdu.l_buf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	161 bytelen = (bytelen < LLC_MAX_L3_XID_LEN ) ? bytelen : LLC_MAX_L3_XID_LEN;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	162
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	163 memcpy( llc_data->requested_l3_xid->value,
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	164 &(ll_establish_req->sdu.buf[ll_establish_req->sdu.o_buf >> 3]),
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	165 bytelen );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	166
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	167 llc_data->requested_l3_xid->length = bytelen;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	168
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	169 PFREE (ll_establish_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	170
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	171 llc_data->u->retransmission_counter = 0;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	172
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	173 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	174 * Send LL_ESTABLISH_CNF after successful establishment.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	175 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	176 llc_data->u->ind_cnf_establishment = CNF_ESTABLISHMENT;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	177
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	178 SET_STATE (U, U_LOCAL_ESTABLISHMENT);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	179
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	180 sig_u_llme_abmrel_ind();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	181
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	182 u_send_llgmm_status_ind (LLGMM_ERRCS_L3_REEST);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	183
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	184 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	185 * send SABM (w/ Layer 3 XID parameters), start T200
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	186 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	187 u_send_sabm ();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	188 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	189
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	190 case U_ESTABLISH_RES_PENDING:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	191 case U_REMOTE_ESTABLISHMENT:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	192 PFREE (ll_establish_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	193 TRACE_0_INFO( "LL_ESTABLISH_REQ ignored due to collision" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	194 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	195
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	196 default:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	197 PFREE (ll_establish_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	198 TRACE_ERROR( "LL_ESTABLISH_REQ unexpected" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	199 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	200 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	201
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	202 } /* u_ll_establish_req() */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	203
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	204
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	205
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	206 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	207 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	208 \| Function : u_ll_establish_res
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	209 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	210 \| Description : Handles the primitive LL_ESTABLISH_RES
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	211 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	212 \| Parameters : *ll_establish_res - Ptr to primitive payload
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	213 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	214 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	215 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	216 GLOBAL void u_ll_establish_res ( T_LL_ESTABLISH_RES *ll_establish_res )
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	217 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	218 int bytelen;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	219
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	220 TRACE_FUNCTION( "ll_establish_res" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	221
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	222 SWITCH_LLC (ll_establish_res->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	223
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	224 switch (GET_STATE(U))
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	225 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	226 case U_ESTABLISH_RES_PENDING:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	227 case U_REMOTE_ESTABLISHMENT:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	228 if (ll_establish_res->xid_valid == TRUE)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	229 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	230 bytelen = BYTELEN( ll_establish_res->sdu.l_buf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	231
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	232 TRACE_2_PARA("s:%d xid-len:%d", ll_establish_res->sapi, bytelen );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	233
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	234 bytelen = (bytelen < LLC_MAX_L3_XID_LEN ) ? bytelen : LLC_MAX_L3_XID_LEN;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	235
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	236 memcpy( llc_data->requested_l3_xid->value,
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	237 &(ll_establish_res->sdu.buf[ll_establish_res->sdu.o_buf >> 3]),
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	238 bytelen );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	239
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	240 llc_data->requested_l3_xid->length = bytelen;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	241 llc_data->requested_l3_xid->valid = TRUE;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	242 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	243 else
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	244 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	245 TRACE_1_PARA("s:%d", ll_establish_res->sapi );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	246
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	247 llc_data->requested_l3_xid->valid = FALSE;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	248 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	249
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	250 PFREE (ll_establish_res);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	251
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	252 if (GET_STATE(U) == U_REMOTE_ESTABLISHMENT)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	253 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	254 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	255 * Send UA response with F bit set to 1 and if valid XID
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	256 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	257 u_send_ua (1, TRUE);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	258 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	259
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	260 SET_STATE (U, U_ABM);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	261
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	262 sig_u_t200_stop_req();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	263
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	264 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	265 * <R.LLC.ABMEST_I.A.012>
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	266 * vs. <R.LLC.ABMEST_I.A.015>
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	267 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	268 sig_u_llme_abmest_ind();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	269 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	270
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	271 default:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	272 TRACE_1_PARA("s:%d", ll_establish_res->sapi );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	273 PFREE (ll_establish_res);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	274 TRACE_ERROR( "LL_ESTABLISH_RES unexpected" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	275 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	276 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	277
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	278 } /* u_ll_establish_res() */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	279
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	280
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	281
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	282 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	283 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	284 \| Function : u_ll_release_req
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	285 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	286 \| Description : Handles the primitive LL_RELEASE_REQ
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	287 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	288 \| Parameters : *ll_release_req - Ptr to primitive payload
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	289 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	290 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	291 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	292 GLOBAL void u_ll_release_req ( T_LL_RELEASE_REQ *ll_release_req )
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	293 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	294 TRACE_FUNCTION( "ll_release_req" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	295
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	296 SWITCH_LLC (ll_release_req->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	297
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	298 TRACE_1_PARA("s:%d", ll_release_req->sapi );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	299
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	300 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	301 * Set TLLI for current transaction.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	302 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	303 llc_data->u->current_tlli = llc_data->tlli_new;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	304
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	305 switch (GET_STATE(U))
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	306 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	307 case U_TLLI_UNASSIGNED:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	308 case U_ADM:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	309 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	310 * We are already released. Send anytime a LL_RELEASE_CNF to
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	311 * SNDCP to make it more stable.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	312 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	313 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	314 PPASS (ll_release_req, ll_release_cnf, LL_RELEASE_CNF);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	315 TRACE_0_INFO("LL_RELEASE_REQ not necessary");
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	316 TRACE_1_OUT_PARA("s:%d", ll_release_cnf->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	317 PSEND (hCommSNDCP, ll_release_cnf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	318 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	319 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	320
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	321 case U_ABM:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	322 sig_u_llme_abmrel_ind();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	323 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	324 * No break.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	325 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	326 case U_ESTABLISH_RES_PENDING:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	327 if (ll_release_req->local EQ LL_REL_LOCAL)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	328 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	329 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	330 * Send LL_RELEASE_CNF to SNDCP.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	331 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	332 PPASS (ll_release_req, ll_release_cnf, LL_RELEASE_CNF);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	333 TRACE_1_OUT_PARA("s:%d", ll_release_cnf->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	334 PSEND (hCommSNDCP, ll_release_cnf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	335
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	336 SET_STATE (U, U_ADM);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	337
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	338 sig_u_t200_stop_req();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	339 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	340 else /* LL_REL_NOTLOCAL */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	341 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	342 PFREE (ll_release_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	343
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	344 llc_data->u->retransmission_counter = 0;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	345
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	346 SET_STATE (U, U_LOCAL_RELEASE);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	347
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	348 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	349 * Send GRLC_DATA_REQ (DISC), start T200.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	350 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	351 u_send_disc();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	352 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	353 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	354
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	355 case U_REMOTE_ESTABLISHMENT:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	356 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	357 * We are currently waiting for a LL_ESTABLISH_RSP. But
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	358 * because SNDCP want's us to release the connection, we
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	359 * do so and switch back to ADM operation.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	360 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	361 SET_STATE (U, U_ADM);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	362
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	363 if (ll_release_req->local NEQ LL_REL_LOCAL)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	364 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	365 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	366 * Send DM response with F bit set to 1
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	367 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	368 llc_data->u->retransmission_counter = 0;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	369
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	370 u_send_dm (1);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	371 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	372
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	373 sig_u_t200_stop_req();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	374
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	375 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	376 PPASS (ll_release_req, ll_release_cnf, LL_RELEASE_CNF);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	377 TRACE_1_OUT_PARA("s:%d", ll_release_cnf->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	378 PSEND (hCommSNDCP, ll_release_cnf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	379 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	380 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	381
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	382 case U_LOCAL_ESTABLISHMENT:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	383 if (ll_release_req->local EQ LL_REL_LOCAL)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	384 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	385 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	386 * Stop all running procedures. The peer will do the same.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	387 * Send the LL_RELEASE_CNF to SNDCP.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	388 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	389 PPASS (ll_release_req, ll_release_cnf, LL_RELEASE_CNF);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	390 TRACE_1_OUT_PARA("s:%d", ll_release_cnf->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	391 PSEND (hCommSNDCP, ll_release_cnf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	392
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	393 SET_STATE (U, U_ADM);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	394
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	395 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	396 * NOTE: The peer may have sent an UA or DM before being released
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	397 * locally itselve. If we get an UA in state ADM we have to
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	398 * send an status indication to GMM. This seems to be ok (ANS).
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	399 * If not, we have to wait until T200 timeout, but this is 40s
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	400 * on SAPI 11 per default. A unexpected DM response will be
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	401 * ignored in state ADM and therefore no problem.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	402 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	403
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	404 sig_u_t200_stop_req();
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	405 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	406 else /* LL_REL_NOTLOCAL */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	407 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	408 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	409 * We have just sent an SABM to our peer. The release request has to
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	410 * be stored and handled later:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	411 * 1. after timeout of T200 don't restart timer and send rel cnf
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	412 * 2. after receive DM send rel cnf
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	413 * 3. after receive of an UA send DISC and after get UA send rel cnf
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	414 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	415 llc_data->u->release_requested = TRUE;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	416 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	417 * Clear flag after sending an release confirmation or indication.
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	418 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	419
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	420 PFREE (ll_release_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	421 TRACE_0_INFO("Release request stored");
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	422 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	423 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	424
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	425 case U_LOCAL_RELEASE:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	426 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	427 * release will indicated later
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	428 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	429 TRACE_0_INFO("LL_RELEASE_REQ already received");
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	430 PFREE (ll_release_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	431 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	432
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	433 default:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	434 PFREE (ll_release_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	435 TRACE_ERROR( "LL_RELEASE_REQ unexpected" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	436 break;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	437 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	438
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	439 } /* u_ll_release_req() */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	440
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	441
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	442
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	443 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	444 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	445 \| Function : u_ll_xid_req
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	446 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	447 \| Description : Handles the primitive LL_XID_REQ
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	448 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	449 \| Parameters : *ll_xid_req - Ptr to primitive payload
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	450 \|
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	451 +------------------------------------------------------------------------------
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	452 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	453 GLOBAL void u_ll_xid_req ( T_LL_XID_REQ *ll_xid_req )
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	454 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	455 int bytelen;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	456
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	457 TRACE_FUNCTION( "u_ll_xid_req" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	458
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	459 SWITCH_LLC (ll_xid_req->sapi);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	460
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	461 TRACE_2_PARA("s:%d xid-len:%d", ll_xid_req->sapi, BYTELEN(ll_xid_req->sdu.l_buf) );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	462
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	463 if (llc_data->u->ll_xid_resp_pending EQ TRUE)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	464 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	465 PFREE (ll_xid_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	466 TRACE_0_INFO( "LL_XID_REQ ignored due to LL_XID_IND collision" );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	467 return;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	468 }
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	469
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	470 switch (GET_STATE(U))
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	471 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	472 case U_ABM:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	473 case U_ADM:
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	474 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	475 * Copy L3-XID parameter to requested_xid
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	476 * and if currently no cmd frame outstanding,
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	477 * send XID command frame
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	478 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	479 bytelen = BYTELEN( ll_xid_req->sdu.l_buf);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	480 bytelen = (bytelen < LLC_MAX_L3_XID_LEN ) ? bytelen : LLC_MAX_L3_XID_LEN;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	481
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	482 memcpy( llc_data->requested_l3_xid->value,
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	483 &(ll_xid_req->sdu.buf[ll_xid_req->sdu.o_buf >> 3]),
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	484 bytelen );
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	485
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	486 llc_data->requested_l3_xid->length = bytelen;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	487 llc_data->requested_l3_xid->valid = TRUE;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	488
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	489 PFREE (ll_xid_req);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	490
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	491 if (llc_data->sapi->pbit_outstanding == FALSE)
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	492 {
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	493 /*
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	494 * No frame with pbit set to 1 currently
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	495 * outstanding, send XID comand
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	496 */
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	497 llc_data->u->retransmission_counter = 0;
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	498 u_tag_xid_parameters(MS_COMMAND, FALSE);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	499 u_send_xid (MS_COMMAND);
219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	500 }

183

219afcfc6250 src/g23m-gprs: initial import from TCS3.2/LoCosto