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mmslib/mmsle/rs_input.c
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251
mmslib/mmsle/rs_input.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_input.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 the input */
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/* operation. It decodes the input request (indication) and */
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/* encodes the input 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 06 Remove "thisFileName" */
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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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/* 06/09/97 MDE 01 Changed op specific buffer allocation */
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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_pocs.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 INPUT_REQ_INFO *req_info;
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static ST_INT max_prompt_count;
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static ST_CHAR **prompt_ptr;
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/************************************************************************/
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/* variables global to the ENCODE portion : NONE */
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static ST_VOID input_prompt_data_cstr (ASN1_DEC_CTXT *aCtx);
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static ST_VOID input_get_timeout (ASN1_DEC_CTXT *aCtx);
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static ST_VOID input_get_prompt_data (ASN1_DEC_CTXT *aCtx);
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static ST_VOID input_prompt_data_cstr_done (ASN1_DEC_CTXT *aCtx);
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static ST_VOID input_get_echo (ASN1_DEC_CTXT *aCtx);
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static ST_VOID input_get_station_name (ASN1_DEC_CTXT *aCtx);
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/************************************************************************/
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/************************************************************************/
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/* mms_input_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_input_req (ASN1_DEC_CTXT *aCtx)
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{
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ST_INT req_size;
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MLOG_CDEC0 ("Input Request");
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#if defined(FIXED_DECBUF)
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max_prompt_count = m_sv_max_prompt_count;
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req_size = mmsl_dec_info_size;
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#else
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max_prompt_count = _mmsdec_msglen / 2; /* find maximum size */
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if (m_sv_max_prompt_count && (max_prompt_count > m_sv_max_prompt_count))
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max_prompt_count = m_sv_max_prompt_count;
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req_size = sizeof (INPUT_REQ_INFO) + (sizeof (ST_CHAR *) * max_prompt_count);
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#endif
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/* get storage for request information */
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req_info = (INPUT_REQ_INFO *) _m_get_dec_buf (aCtx, req_size);
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prompt_ptr = (ST_CHAR **) (req_info + 1);
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req_info->echo = SD_TRUE;
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req_info->timeout_pres = SD_FALSE;
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req_info->prompt_count = 0;
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ASN1R_TAG_ADD (aCtx, CTX, 0, input_get_station_name);
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}
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/************************************************************************/
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/* input_get_station_name */
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/* input request is being decoded: get the station name. */
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/************************************************************************/
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static ST_VOID input_get_station_name (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("input_get_station_name");
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if (asn1r_get_identifier (aCtx, req_info->station_name)) /* read station name */
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asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
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ASN1R_TAG_ADD (aCtx, CTX, 1, input_get_echo);
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ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 2, input_prompt_data_cstr);
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ASN1R_TAG_ADD (aCtx, CTX, 3, input_get_timeout);
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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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/* input_get_echo */
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/* input request is being decoded: input echo was encountered. */
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/************************************************************************/
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static ST_VOID input_get_echo (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("input_get_echo");
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if (asn1r_get_bool (aCtx, &req_info->echo)) /* read input echo */
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asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
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ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 2, input_prompt_data_cstr);
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ASN1R_TAG_ADD (aCtx, CTX, 3, input_get_timeout);
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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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/* input_prompt_data_cstr */
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/* input request is being decoded: prompt data list constructor was */
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/* encountered. */
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/************************************************************************/
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static ST_VOID input_prompt_data_cstr (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("input_prompt_data_cstr");
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ASN1R_TAG_ADD (aCtx, UNI, VISTR_CODE, input_get_prompt_data);
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req_info->prompt_pres = SD_TRUE;
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aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = input_prompt_data_cstr_done;
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}
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/************************************************************************/
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/* input_get_prompt_data */
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/* input request is being decoded: prompt data was encountered. */
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/************************************************************************/
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static ST_VOID input_get_prompt_data (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("input_get_prompt_dat");
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req_info->prompt_count++; /* increment prompt data count */
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if (req_info->prompt_count > max_prompt_count)
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{ /* too many prompt data strings */
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asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
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return;
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}
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*prompt_ptr = (ST_CHAR *) aCtx->asn1r_field_ptr-1; /* set prompt data pointer */
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if (asn1r_get_vstr (aCtx, *prompt_ptr)) /* shift prompt data left */
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asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
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prompt_ptr++; /* point to where next will go */
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ASN1R_TAG_ADD (aCtx, UNI, VISTR_CODE, input_get_prompt_data);
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}
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/************************************************************************/
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/* input_prompt_data_cstr_done */
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/* input request is being decoded: prompt data list constructor done */
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/* was encountered. */
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/************************************************************************/
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static ST_VOID input_prompt_data_cstr_done (ASN1_DEC_CTXT *aCtx)
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{
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ST_INT req_size;
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/* find actual size for request info */
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req_size = sizeof (INPUT_REQ_INFO)
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+ (sizeof (ST_CHAR *) * req_info->prompt_count);
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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 = (INPUT_REQ_INFO *) _mms_dec_info;
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ASN1R_TAG_ADD (aCtx, CTX, 3, input_get_timeout);
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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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/* input_get_timeout */
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/* input request is being decoded: input timeout was encountered. */
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/************************************************************************/
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static ST_VOID input_get_timeout (ASN1_DEC_CTXT *aCtx)
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{
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MLOG_CDEC0 ("input_get_timeou");
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req_info->timeout_pres = SD_TRUE; /* set input timeout present */
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if (asn1r_get_u32 (aCtx, &req_info->timeout))
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{
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asn1r_set_dec_err (aCtx, REQ_BAD_VALUE);
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return;
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}
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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_input_resp */
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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 input response. */
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/************************************************************************/
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ST_RET mp_input_resp (MMSREQ_IND *indptr, INPUT_RESP_INFO *info_ptr)
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{
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return (_mms_resp_send (MMSOP_INPUT,indptr,
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M_CAST_MK_FUN (_ms_mk_input_resp),
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(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_input_resp */
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/* This function is called from either the application or the virtual */
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/* machine to ENCODE the input response. */
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/************************************************************************/
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ST_RET mpl_input_resp (ST_UINT32 invoke_id, INPUT_RESP_INFO *info_ptr)
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{
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return (_mms_resp_fin (MMSOP_INPUT,invoke_id,
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M_CAST_MK_FUN (_ms_mk_input_resp),
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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_input_resp */
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/* ENCODE an input RESPONSE: */
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/************************************************************************/
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ST_VOID _ms_mk_input_resp (ASN1_ENC_CTXT *aCtx, INPUT_RESP_INFO *info_ptr)
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{
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asn1r_wr_vstr (aCtx, info_ptr->input_resp); /* encode the input response */
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/* write the context specific explicit tag for this opcode. */
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asn1r_fin_prim (aCtx, MMSOP_INPUT,CTX); /* tag = opcode, ctx */
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}
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