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184
mmslib/mmsl/rs_info.c
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184
mmslib/mmsl/rs_info.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 - 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 : rs_info.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 information */
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/* report. It decodes the information report request (indication). */
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/* There is no 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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/* 03/11/04 GLB 05 Remove "thisFileName" */
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/* 12/20/01 JRB 04 Converted to use ASN1R (re-entrant ASN1) */
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/* 09/13/99 MDE 03 Added SD_CONST modifiers */
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/* 03/23/99 MDE 02 Changes to decode buffer allocation scheme */
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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_pvar.h"
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#include "asn1defs.h"
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/************************************************************************/
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/* variables global to the DECODE portion : */
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static INFO_REQ_INFO *req_info;
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static ACCESS_RESULT *ar_ptr;
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static ST_INT max_vars;
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static ST_INT max_acc_rslt;
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/************************************************************************/
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/* variables global to the ENCODE portion : NONE */
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static ST_VOID info_acc_rslt_done (ASN1_DEC_CTXT *aCtx);
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static ST_VOID info_acc_rslt_cstr_done (ASN1_DEC_CTXT *aCtx);
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static ST_VOID info_acc_rslt_cstr (ASN1_DEC_CTXT *aCtx);
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static ST_VOID info_va_spec_done (ASN1_DEC_CTXT *aCtx);
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/************************************************************************/
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/************************************************************************/
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/* mms_info_rpt_req */
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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_info_rpt_req (ASN1_DEC_CTXT *aCtx)
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{
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ST_INT size1;
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ST_INT size2;
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ST_INT req_size;
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MLOG_CDEC0 ("Information Report Request");
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#if defined(FIXED_DECBUF)
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max_acc_rslt = m_cl_max_info_acc_rslt;
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max_vars = m_cl_max_info_var_spec;
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req_size = mmsl_dec_info_size;
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#else
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/* First assume a list of variables (each var has a data) */
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max_vars = _mmsdec_msglen / 7;
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if (m_cl_max_info_var_spec && (max_vars > m_cl_max_info_var_spec))
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max_vars = m_cl_max_info_var_spec;
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size1 = sizeof(INFO_REQ_INFO) +
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(max_vars * (sizeof(VARIABLE_LIST) + sizeof(ACCESS_RESULT)));
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/* Now assume a named variable list name */
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max_acc_rslt = _mmsdec_msglen / 3;
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if (m_cl_max_info_acc_rslt && (max_acc_rslt > m_cl_max_info_acc_rslt))
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max_acc_rslt = m_cl_max_info_acc_rslt;
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size2 = sizeof(INFO_REQ_INFO) + (sizeof(ACCESS_RESULT) * max_acc_rslt);
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req_size = max(size1, size2);
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#endif
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/* get storage for request information */
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req_info = (INFO_REQ_INFO *) _m_get_dec_buf (aCtx, req_size);
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_ms_get_va_spec (aCtx, &req_info->va_spec, max_vars, info_va_spec_done);
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}
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/************************************************************************/
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/* info_va_spec_done */
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/* decoding information report request: variable access specification */
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/* has been decoded. */
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/************************************************************************/
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static ST_VOID info_va_spec_done (ASN1_DEC_CTXT *aCtx)
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{
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VARIABLE_LIST *temp;
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MLOG_CDEC0 ("info_va_spec_done");
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temp = (VARIABLE_LIST *) (req_info + 1);
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temp += req_info->va_spec.num_of_variables;
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req_info->acc_rslt_list = (ACCESS_RESULT *) temp;
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ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 0, info_acc_rslt_cstr);
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}
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/************************************************************************/
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/* info_acc_rslt_cstr */
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/* decoding information report request: access result constructor was */
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/* encountered. */
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/************************************************************************/
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static ST_VOID info_acc_rslt_cstr (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("info_acc_rslt_cstr");
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ar_ptr = req_info->acc_rslt_list;
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_ms_get_va_access_rslt (aCtx, ar_ptr, info_acc_rslt_done);
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aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = info_acc_rslt_cstr_done;
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}
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/************************************************************************/
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/* info_acc_rslt_done */
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/* decoding information report request: access result has been decoded. */
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/************************************************************************/
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static ST_VOID info_acc_rslt_done (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("info_acc_rslt_done");
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req_info->num_of_acc_result++;
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if ((req_info->num_of_acc_result + 1) <= max_acc_rslt)
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{
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ar_ptr++;
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_ms_get_va_access_rslt (aCtx, ar_ptr, info_acc_rslt_done);
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}
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}
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/************************************************************************/
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/* info_acc_rslt_cstr_done */
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/* decoding information report request: access result constructor done */
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/* was encountered. */
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/************************************************************************/
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static ST_VOID info_acc_rslt_cstr_done (ASN1_DEC_CTXT *aCtx)
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{
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ST_INT req_size;
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VARIABLE_LIST *temp;
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MLOG_CDEC0 ("info_acc_rslt_cstr_done");
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/* find actual size for request info */
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req_size = sizeof (INFO_REQ_INFO)
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+ (sizeof (VARIABLE_LIST)*req_info->va_spec.num_of_variables)
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+ (sizeof (ACCESS_RESULT)*req_info->num_of_acc_result);
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/* give back unused storage */
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_mms_dec_info = (*m_realloc_os_fun) (_mms_dec_info,req_size);
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req_info = (INFO_REQ_INFO *) _mms_dec_info;
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/* some C run time library mem mgmt. functions will always give back a */
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/* new pointer when reallocating smaller. In the case of info_req_info */
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/* we have to update the acc_rslt_list ptr to point to this new mem loc */
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temp = (VARIABLE_LIST *) (req_info + 1);
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temp += req_info->va_spec.num_of_variables;
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req_info->acc_rslt_list = (ACCESS_RESULT *) temp;
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_ms_set_cs_check (aCtx); /* check for Companion Standard info */
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}
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