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

217 lines
8.0 KiB
C

/************************************************************************/
/* SISCO SOFTWARE MODULE HEADER *****************************************/
/************************************************************************/
/* (c) Copyright Systems Integration Specialists Company, Inc., */
/* 1986 - 2001, All Rights Reserved. */
/* */
/* PROPRIETARY AND CONFIDENTIAL */
/* */
/* MODULE NAME : rq_upload.c */
/* PRODUCT(S) : MMSEASE, MMSEASE-LITE */
/* */
/* MODULE DESCRIPTION : */
/* This module contains the requester portion of upload segment. */
/* It decodes the upload segment response (confirm) & encodes the */
/* upload segment request. */
/* */
/* GLOBAL FUNCTIONS DEFINED IN THIS MODULE : */
/* */
/* MODIFICATION LOG : */
/* Date Who Rev Comments */
/* -------- --- ------ ------------------------------------------- */
/* 03/11/04 GLB 07 Remove "thisFileName" */
/* 08/28/03 EJV 06 Corr spelling for 'receive'. */
/* 12/20/01 JRB 05 Converted to use ASN1R (re-entrant ASN1) */
/* 09/13/99 MDE 04 Added SD_CONST modifiers */
/* 03/23/99 MDE 03 Changes to decode buffer allocation scheme */
/* 06/15/98 MDE 02 Changes to allow compile under C++ */
/* 07/03/97 MDE 01 Op-specific info buffer handling changes */
/* 04/02/97 DTL 7.00 MMSEASE 7.0 release. See MODL70.DOC for */
/* history. */
/************************************************************************/
#include "glbtypes.h"
#include "sysincs.h"
#include "mmsdefs.h"
#include "mms_pdom.h"
#include "asn1defs.h"
/************************************************************************/
/* variables global to the DECODE portion : NONE */
static UPLOAD_RESP_INFO *rsp_info;
/************************************************************************/
/* variables global to the ENCODE portion : NONE */
static ST_VOID upload_get_more_follows (ASN1_DEC_CTXT *aCtx);
static ST_VOID upload_load_data_prim (ASN1_DEC_CTXT *aCtx);
static ST_VOID upload_load_data_cstr (ASN1_DEC_CTXT *aCtx);
static ST_VOID upload_load_data_cstr_done (ASN1_DEC_CTXT *aCtx);
static ST_VOID extern_done (ASN1_DEC_CTXT *aCtx);
/************************************************************************/
/************************************************************************/
/* mms_upload_rsp */
/* This function is called from MMSDEC when the opcode for this */
/* operation is decoded. Setup state machine function pointers, etc. */
/************************************************************************/
ST_VOID mms_upload_rsp (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("Upload Segment Response");
/* get storage for request information */
rsp_info = (UPLOAD_RESP_INFO *) _m_get_dec_buf (aCtx, sizeof (UPLOAD_RESP_INFO));
rsp_info->more_follows = SD_TRUE; /* set default value */
ASN1R_TAG_ADD (aCtx, CTX, 0, upload_load_data_prim);
ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 0, upload_load_data_cstr);
/* If MMS IS, Check for CODED load data */
#ifndef MMS_LITE
if (mms_chan_info[_mmsdechan].version) /* IS */
#else
if (mmsl_version) /* IS */
#endif
_ms_chk_for_extern (aCtx, &rsp_info->load_data_len,
&rsp_info->load_data,
extern_done);
}
/************************************************************************/
/* upload_load_data_prim */
/* upload segment response: decode the load data primitive */
/************************************************************************/
static ST_VOID upload_load_data_prim (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("upload_load_data_pri");
/* decode load data back onto itself, shifted by one character */
rsp_info->load_data = aCtx->asn1r_field_ptr - 1;
/* read load data from message */
if (asn1r_get_octstr (aCtx, rsp_info->load_data))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
rsp_info->load_data_len = aCtx->asn1r_octetcount;
ASN1R_TAG_ADD (aCtx, CTX, 1, upload_get_more_follows);
_ms_set_cs_check (aCtx); /* check for Companion Standard info */
}
/************************************************************************/
/* upload_load_data_cstr */
/* upload segment response: decode load data constructor */
/************************************************************************/
static ST_VOID upload_load_data_cstr (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("upload_load_data_cstr");
/* decode load data back onto itself, shifted by one character */
rsp_info->load_data = aCtx->asn1r_field_ptr - 1;
/* set up where to go when done decoding cstr */
aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = upload_load_data_cstr_done;
/* get load data from the received message */
asn1r_get_octstr_cstr (aCtx, _mmsdec_msglen, rsp_info->load_data);
}
/************************************************************************/
/* upload_load_data_cstr_done */
/* upload segment response: load data constructor is done */
/************************************************************************/
static ST_VOID upload_load_data_cstr_done (ASN1_DEC_CTXT *aCtx)
{
rsp_info->load_data_len = aCtx->asn1r_octetcount; /* save the load data length */
ASN1R_TAG_ADD (aCtx, CTX, 1, upload_get_more_follows);
_ms_set_cs_check (aCtx); /* check for Companion Standard info */
}
/************************************************************************/
/* extern_done */
/************************************************************************/
static ST_VOID extern_done (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("extern_done");
rsp_info->load_data_type = LOAD_DATA_CODED;
ASN1R_TAG_ADD (aCtx, CTX, 1, upload_get_more_follows);
_ms_set_cs_check (aCtx); /* check for Companion Standard info */
}
/************************************************************************/
/* upload_get_more_follows */
/* upload segment response: decode the more follows flag */
/************************************************************************/
static ST_VOID upload_get_more_follows (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("upload_get_more_follows");
/* read end of pgm from message */
if (asn1r_get_bool (aCtx, &(rsp_info->more_follows)))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
_ms_set_cs_check (aCtx); /* check for Companion Standard info */
}
#ifndef MMS_LITE
/************************************************************************/
/************************************************************************/
/* mp_upload */
/* This function is called from either the application or the virtual */
/* machine to ENCODE and send the upload segment request. */
/************************************************************************/
MMSREQ_PEND *mp_upload (ST_INT chan, UPLOAD_REQ_INFO *info_ptr)
{
return (_mms_req_send (MMSOP_UP_LOAD,
M_CAST_MK_FUN (_ms_mk_upload_req),
chan,(ST_CHAR *)info_ptr));
}
#else
/************************************************************************/
/************************************************************************/
/* mpl_upload */
/* This function is called from either the application or the virtual */
/* machine to ENCODE and send the upload segment request. */
/************************************************************************/
ST_RET mpl_upload (UPLOAD_REQ_INFO *info_ptr)
{
return (_mms_req_fin (MMSOP_UP_LOAD,
M_CAST_MK_FUN (_ms_mk_upload_req),
(ST_CHAR *)info_ptr));
}
#endif
/************************************************************************/
/************************************************************************/
/* _ms_mk_upload_req */
/* construct an upload segment request */
/************************************************************************/
ST_VOID _ms_mk_upload_req (ASN1_ENC_CTXT *aCtx, UPLOAD_REQ_INFO *info)
{
asn1r_strt_constr (aCtx); /* start sequence constr */
asn1r_wr_i32 (aCtx, info->ulsmid); /* write upload state machine id*/
/* write the context specific explicit tag for this opcode. */
asn1r_fin_prim (aCtx, MMSOP_UP_LOAD,CTX); /* tag = opcode, ctx */
}