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