Files
microser/mmslib/mmsl/rq_cancl.c
2026-06-15 15:48:16 +08:00

154 lines
5.5 KiB
C

/************************************************************************/
/* SISCO SOFTWARE MODULE HEADER *****************************************/
/************************************************************************/
/* (c) Copyright Systems Integration Specialists Company, Inc., */
/* 1986 - 2005, All Rights Reserved. */
/* */
/* PROPRIETARY AND CONFIDENTIAL */
/* */
/* MODULE NAME : rq_cancl.c */
/* PRODUCT(S) : MMSEASE, MMSEASE-LITE */
/* */
/* MODULE DESCRIPTION : */
/* This module contains the requester portion of the cancel */
/* operation. It decodes the cancel response (confirm) & encodes */
/* the cancel request. */
/* */
/* GLOBAL FUNCTIONS DEFINED IN THIS MODULE : */
/* */
/* MODIFICATION LOG : */
/* Date Who Rev Comments */
/* -------- --- ------ ------------------------------------------- */
/* 02/28/05 EJV 04 Elim Linux warnings in if (a=b) */
/* 03/11/04 GLB 03 Cleaned up "thisFileName" */
/* 12/20/01 JRB 02 Converted to use ASN1R (re-entrant ASN1) */
/* 09/13/99 MDE 01 Added SD_CONST modifiers */
/* 04/02/97 DTL 7.00 MMSEASE 7.0 release. See MODL70.DOC for */
/* history. */
/************************************************************************/
#include "glbtypes.h"
#include "sysincs.h"
#include "glbsem.h"
#include "mmsdefs.h"
#include "mms_pcon.h"
#include "asn1defs.h"
/************************************************************************/
/* For debug version, use a static pointer to avoid duplication of */
/* __FILE__ strings. */
#if defined(DEBUG_SISCO) && defined(S_MT_SUPPORT)
SD_CONST static ST_CHAR *SD_CONST thisFileName = __FILE__;
#endif
/************************************************************************/
/* variables global to the DECODE portion : NONE */
/* variables global to the ENCODE portion : NONE */
/************************************************************************/
/************************************************************************/
/* mms_cancel_rsp */
/* This function is called from mmsdec when a response is received and */
/* the opcode for this operation is decoded. Set up state machine */
/* function pointers to end the parse, since the parse is complete. */
/************************************************************************/
ST_VOID mms_cancel_rsp (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("Cancel Response");
_mmsdec_rslt->data_pres = SD_FALSE; /* cancel just has invoke id */
aCtx->asn1r_decode_done = SD_TRUE;
asn1r_set_all_cstr_done (aCtx);
aCtx->asn1r_decode_done_fun = NULL;
}
#ifndef MMS_LITE
/************************************************************************/
/************************************************************************/
/* mp_cancel */
/* Send cancel request. Returns a pointer to the same request control */
/* structure that was input unless the cancel request does not get sent.*/
/************************************************************************/
MMSREQ_PEND *mp_cancel (MMSREQ_PEND *reqptr)
{
ST_UCHAR *msg_ptr;
ST_INT msg_len;
LLP_ADDR_INFO add_llp_info;
ASN1_ENC_CTXT localEncCtx; /* For readability, use "aCtx" to access this.*/
ASN1_ENC_CTXT *aCtx = &localEncCtx;
if (reqptr -> op > MAX_MMS_OPCODE)
{
mms_op_err = MVE_WRONG_OP;
return ((MMSREQ_PEND *)0);
}
S_LOCK_COMMON_RESOURCES ();
msg_ptr = _ms_mk_cancel (aCtx, SD_TRUE,m_build_buf,mms_max_msgsize,reqptr -> id);
msg_len = M_BUILD_BUF_END - msg_ptr; /* find length of message */
add_llp_info.i.LLC.use_rem_addr = SD_FALSE;
add_llp_info.i.LLC.send_type = CONFIRMED_REQ_PDU;
add_llp_info.i.LLC.req_ptr = (ST_CHAR *)reqptr;
if (aCtx->asn1r_encode_overrun) /* Check for encode overrun */
{
mms_op_err = ME_ASN1_ENCODE_OVERRUN;
S_UNLOCK_COMMON_RESOURCES ();
return ((MMSREQ_PEND *)NULL); /* return error code */
}
else if ((mms_op_err = _mms_send_data (reqptr->chan, msg_len, msg_ptr,
reqptr->context, &add_llp_info)) != 0)
{
S_UNLOCK_COMMON_RESOURCES ();
return ((MMSREQ_PEND *)NULL); /* return error code */
}
else
{ /* Adjust state of service request to be cancelled. */
reqptr -> cancl_state = CANCEL_REQUESTED;
S_UNLOCK_COMMON_RESOURCES ();
return (reqptr);
}
}
#else
/************************************************************************/
/************************************************************************/
/* mpl_cancel */
/* Send cancel request. Returns a pointer to the same request control */
/* structure that was input unless the cancel request does not get sent.*/
/************************************************************************/
ST_RET mpl_cancel (ST_VOID)
{
ST_RET ret;
ASN1_ENC_CTXT localEncCtx; /* For readability, use "aCtx" to access this.*/
ASN1_ENC_CTXT *aCtx = &localEncCtx;
mmsl_msg_start = _ms_mk_cancel (aCtx, SD_TRUE, mmsl_enc_buf, mmsl_enc_buf_size,
mmsl_invoke_id);
mmsl_msg_len = (mmsl_enc_buf + mmsl_enc_buf_size) - mmsl_msg_start;
if (!aCtx->asn1r_encode_overrun) /* Check for encode overrun */
ret = SD_SUCCESS;
else
ret = ME_ASN1_ENCODE_OVERRUN;
S_UNLOCK_COMMON_RESOURCES ();
return (ret);
}
#endif
/************************************************************************/
/* _ms_mk_cancel */
/* Note that there is only one _ms_mk_cancel function, and it is listed in */
/* the mmscancl.c module. */
/************************************************************************/