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

252 lines
9.1 KiB
C

/************************************************************************/
/* SISCO SOFTWARE MODULE HEADER *****************************************/
/************************************************************************/
/* (c) Copyright Systems Integration Specialists Company, Inc., */
/* 1986 - 2001, All Rights Reserved. */
/* */
/* PROPRIETARY AND CONFIDENTIAL */
/* */
/* MODULE NAME : rs_rddwn.c */
/* PRODUCT(S) : MMSEASE, MMSEASE-LITE */
/* */
/* MODULE DESCRIPTION : */
/* This module contains the responder portion of request domain */
/* download. It decodes the request domain download request */
/* (indication) & encodes the request domain download response. */
/* */
/* GLOBAL FUNCTIONS DEFINED IN THIS MODULE : */
/* */
/* MODIFICATION LOG : */
/* Date Who Rev Comments */
/* -------- --- ------ ------------------------------------------- */
/* 03/11/04 GLB 05 Remove "thisFileName" */
/* 12/20/01 JRB 04 Converted to use ASN1R (re-entrant ASN1) */
/* 09/13/99 MDE 03 Added SD_CONST modifiers */
/* 03/23/99 MDE 02 Changes to decode buffer allocation scheme */
/* 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 : */
static RDDWN_REQ_INFO *req_info;
static ST_CHAR **cap_ptr;
static ST_INT max_capabilities;
static ST_INT max_fnames;
/************************************************************************/
/* variables global to the ENCODE portion : NONE */
static ST_VOID rddwn_fname_cstr (ASN1_DEC_CTXT *aCtx);
static ST_VOID rddwn_get_sharable (ASN1_DEC_CTXT *aCtx);
static ST_VOID rddwn_get_cap (ASN1_DEC_CTXT *aCtx);
static ST_VOID rddwn_cap_cstr_done (ASN1_DEC_CTXT *aCtx);
static ST_VOID rddwn_cap_cstr (ASN1_DEC_CTXT *aCtx);
static ST_VOID rddwn_get_dname (ASN1_DEC_CTXT *aCtx);
static ST_VOID rddwn_fname_cstr_done (ASN1_DEC_CTXT *aCtx);
/************************************************************************/
/************************************************************************/
/* mms_rddwn_req */
/* This function is called from MMSDEC when the opcode for this */
/* operation is decoded. Setup state machine function pointers, etc. */
/************************************************************************/
ST_VOID mms_rddwn_req (ASN1_DEC_CTXT *aCtx)
{
ST_INT req_size;
MLOG_CDEC0 ("Request Domain Download Request");
#if defined(FIXED_DECBUF)
max_fnames = m_sv_max_file_names;
max_capabilities = m_sv_max_rqdlnl_cap;
req_size = mmsl_dec_info_size;
#else
max_capabilities = (_mmsdec_msglen/2);
max_fnames = (_mmsdec_msglen/2);
if (m_sv_max_rqdlnl_cap && (max_capabilities > m_sv_max_rqdlnl_cap))
max_capabilities = m_sv_max_rqdlnl_cap;
if (m_sv_max_file_names && (max_fnames > m_sv_max_file_names))
max_fnames = m_sv_max_file_names;
req_size = sizeof(RDDWN_REQ_INFO) +
(max_fnames * sizeof(FILE_NAME)) +
(max_capabilities * sizeof(ST_CHAR *));
#endif
/* get storage for request information */
req_info = (RDDWN_REQ_INFO *) _m_get_dec_buf (aCtx, req_size);
cap_ptr = (ST_CHAR **) (req_info + 1);
ASN1R_TAG_ADD (aCtx, CTX, 0,rddwn_get_dname);
}
/************************************************************************/
/* rddwn_get_dname */
/* request domain download request is being decoded: domain name */
/* was encountered. */
/************************************************************************/
static ST_VOID rddwn_get_dname (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rddwn_get_dname");
if (asn1r_get_identifier (aCtx, req_info->dname)) /* read the domain name */
asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 1, rddwn_cap_cstr);
}
/************************************************************************/
/* rddwn_cap_cstr */
/* request domain download request is being decoded: capability list */
/* constructor was encountered. */
/************************************************************************/
static ST_VOID rddwn_cap_cstr (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rddwn_cap_cstr");
ASN1R_TAG_ADD (aCtx, UNI,VISTR_CODE,rddwn_get_cap);
aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = rddwn_cap_cstr_done;
}
/************************************************************************/
/* rddwn_get_cap */
/* request domain download request is being decoded: capability was */
/* encountered. */
/************************************************************************/
static ST_VOID rddwn_get_cap (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rddwn_get_cap");
req_info->num_of_capab++; /* increment # of capabilities */
if (req_info->num_of_capab > max_capabilities)
{
asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
return;
}
/* copy capability back onto itself shifted by one character */
*cap_ptr = (ST_CHAR *) aCtx->asn1r_field_ptr - 1;
if (asn1r_get_vstr (aCtx, *cap_ptr))
{ /* capability is too ST_INT32 */
asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
return;
}
cap_ptr++; /* point to where next will go */
ASN1R_TAG_ADD (aCtx, UNI,VISTR_CODE,rddwn_get_cap);
}
/************************************************************************/
/* rddwn_cap_cstr_done */
/* request domain download request is being decoded: capability list */
/* constructor done was encountered. */
/************************************************************************/
static ST_VOID rddwn_cap_cstr_done (ASN1_DEC_CTXT *aCtx)
{
ASN1R_TAG_ADD (aCtx, CTX,2,rddwn_get_sharable);
}
/************************************************************************/
/* rddwn_get_sharable */
/* request domain download request is being decoded: sharable was */
/* encountered. */
/************************************************************************/
static ST_VOID rddwn_get_sharable (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rddwn_get_sharable");
/* read sharable from the received message */
if (asn1r_get_bool (aCtx, &(req_info->sharable)))
{ /* sharable is too ST_INT32 */
asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
return;
}
ASN1R_TAG_ADD (aCtx, CTX|CONSTR,4,rddwn_fname_cstr);
}
/************************************************************************/
/* rddwn_fname_cstr */
/* request domain download request is being decoded: filename cstr was */
/* encountered. */
/************************************************************************/
static ST_VOID rddwn_fname_cstr (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rddwn_fname_cstr");
aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = rddwn_fname_cstr_done;
/* In the case of a request domain download request the file names are */
/* put right after the cabability string pointers. The max number of */
/* these file names is the same worst case as the capability strings. */
_ms_get_mms_fname (aCtx, (FILE_NAME *) cap_ptr, max_fnames, &req_info->num_of_fname);
}
/************************************************************************/
/* rddwn_fname_cstr_done */
/* request domain download request is being decoded: file name list */
/* constructor done was encountered. */
/************************************************************************/
static ST_VOID rddwn_fname_cstr_done (ASN1_DEC_CTXT *aCtx)
{
ST_INT req_size;
/* find actual size for request info */
req_size = sizeof (RDDWN_REQ_INFO)
+ (sizeof (ST_CHAR *) * req_info->num_of_capab)
+ (sizeof (FILE_NAME) * req_info->num_of_fname);
/* give back unused storage */
_mms_dec_info = (*m_realloc_os_fun) (_mms_dec_info,req_size);
req_info = (RDDWN_REQ_INFO *) _mms_dec_info;
_ms_set_cs_check (aCtx); /* check for Companion Standard info */
}
#ifndef MMS_LITE
/************************************************************************/
/************************************************************************/
/* mp_rddwn_resp */
/* This function is called from either the application or the virtual */
/* machine to ENCODE and send the request domain download response. */
/************************************************************************/
ST_RET mp_rddwn_resp (MMSREQ_IND *indptr)
{
return (_mms_send_null_resp (indptr,MMSOP_REQ_DOM_DOWN));
}
#else
/************************************************************************/
/************************************************************************/
/* mpl_rddwn_resp */
/* This function is called from either the application or the virtual */
/* machine to ENCODE the request domain download response. */
/************************************************************************/
ST_RET mpl_rddwn_resp (ST_UINT32 invoke_id)
{
return (_mms_fin_null_resp (invoke_id,MMSOP_REQ_DOM_DOWN));
}
#endif