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mmslib/mmsl/rs_cancl.c
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147
mmslib/mmsl/rs_cancl.c
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/************************************************************************/
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/* SISCO SOFTWARE MODULE HEADER *****************************************/
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/************************************************************************/
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/* (c) Copyright Systems Integration Specialists Company, Inc., */
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/* 1986 - 2007, All Rights Reserved. */
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/* */
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/* PROPRIETARY AND CONFIDENTIAL */
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/* */
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/* MODULE NAME : rs_cancl.c */
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/* PRODUCT(S) : MMSEASE, MMSEASE-LITE */
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/* */
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/* MODULE DESCRIPTION : */
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/* This module contains the responder portion of the cancel */
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/* operation. It decodes the cancel request (indication) and */
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/* encodes the cancel response. */
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/* */
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/* GLOBAL FUNCTIONS DEFINED IN THIS MODULE : */
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/* */
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/* MODIFICATION LOG : */
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/* Date Who Rev Comments */
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/* -------- --- ------ ------------------------------------------- */
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/* 11/01/07 EJV 06 Rem obsolete LLC30... code. */
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/* 03/09/05 EJV 05 Fixed thisFileName for MMS-EASE */
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/* 03/11/04 GLB 04 Cleaned up "thisFileName" */
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/* 12/20/01 JRB 03 Converted to use ASN1R (re-entrant ASN1) */
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/* 09/13/99 MDE 02 Added SD_CONST modifiers */
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/* 05/07/98 MDE 01 Fixed logging */
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/* 04/02/97 DTL 7.00 MMSEASE 7.0 release. See MODL70.DOC for */
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/* history. */
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/************************************************************************/
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#include "glbtypes.h"
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#include "sysincs.h"
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#include "glbsem.h"
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#include "mmsdefs.h"
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#include "mms_pcon.h"
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#include "asn1defs.h"
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/************************************************************************/
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/* For debug version, use a static pointer to avoid duplication of */
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/* __FILE__ strings. */
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#if defined(DEBUG_SISCO) && (defined(S_MT_SUPPORT) || !defined(MMS_LITE))
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SD_CONST static ST_CHAR *SD_CONST thisFileName = __FILE__;
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#endif
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/************************************************************************/
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/* variables global to the DECODE portion : NONE */
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/* variables global to the ENCODE portion : NONE */
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/************************************************************************/
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/************************************************************************/
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/* mms_cancel_req */
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/* This function is called from mmsdec when a request is received and */
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/* the opcode for this operation is decoded. Set up state machine */
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/* function pointers to end the parse, since the parse is complete. */
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/************************************************************************/
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ST_VOID mms_cancel_req (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("Cancel Request");
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_mmsdec_rslt->data_pres = SD_FALSE; /* cancel just has invoke id */
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aCtx->asn1r_decode_done = SD_TRUE;
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asn1r_set_all_cstr_done (aCtx);
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aCtx->asn1r_decode_done_fun = NULL;
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}
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#ifndef MMS_LITE
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/************************************************************************/
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/************************************************************************/
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/* mp_cancel_resp */
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/* Format a Cancel response PDU. */
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/************************************************************************/
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ST_RET mp_cancel_resp (MMSREQ_IND *indptr)
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{
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ST_UCHAR *msg_ptr;
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ST_INT msg_len;
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ST_RET ret;
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ASN1_ENC_CTXT localEncCtx; /* For readability, use "aCtx" to access this.*/
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ASN1_ENC_CTXT *aCtx = &localEncCtx;
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S_LOCK_COMMON_RESOURCES ();
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if (!(ret = _ms_check_ind_actv (indptr)))
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{
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if (indptr -> cancl_state != CANCEL_REQUESTED)
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{
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S_UNLOCK_COMMON_RESOURCES ();
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return (MVE_CANCEL_STATE);
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}
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msg_ptr = _ms_mk_cancel (aCtx, SD_FALSE,m_build_buf,mms_max_msgsize,indptr->id);
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msg_len = M_BUILD_BUF_END - msg_ptr;
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if (aCtx->asn1r_encode_overrun) /* Check for encode overrun */
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ret = ME_ASN1_ENCODE_OVERRUN;
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else
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ret = _mms_send_data (indptr->chan, msg_len, msg_ptr,
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indptr->context, indptr->add_addr_info);
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MLOG_ALWAYS0 ("ISSUING MMS CANCEL RESPONSE");
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MLOG_CALWAYS1 ("Channel = %d",indptr->chan);
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MLOG_CALWAYS1 ("Context = %02x",indptr->context);
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MLOG_CALWAYS1 ("Original Invoke ID = %lu",indptr->id);
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}
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S_UNLOCK_COMMON_RESOURCES ();
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return (ret);
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}
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#else
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/************************************************************************/
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/************************************************************************/
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/* mpl_cancel_resp */
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/* Create a Cancel response PDU. */
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/************************************************************************/
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ST_RET mpl_cancel_resp (ST_VOID)
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{
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ST_RET ret;
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ASN1_ENC_CTXT localEncCtx; /* For readability, use "aCtx" to access this.*/
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ASN1_ENC_CTXT *aCtx = &localEncCtx;
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S_LOCK_COMMON_RESOURCES ();
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mmsl_msg_start = _ms_mk_cancel (aCtx, SD_FALSE, mmsl_enc_buf, mmsl_enc_buf_size,
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mmsl_invoke_id);
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mmsl_msg_len = (mmsl_enc_buf + mmsl_enc_buf_size) - mmsl_msg_start;
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if (!aCtx->asn1r_encode_overrun) /* Check for encode overrun */
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ret = SD_SUCCESS;
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else
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ret = ME_ASN1_ENCODE_OVERRUN;
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S_UNLOCK_COMMON_RESOURCES ();
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return (ret);
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}
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#endif
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/************************************************************************/
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/* _ms_mk_cancel */
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/* Note that there is only one _ms_mk_cancel function, and it is listed in */
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/* the mmscancl.c module. */
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/************************************************************************/
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