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

458 lines
17 KiB
C

/************************************************************************/
/* SISCO SOFTWARE MODULE HEADER *****************************************/
/************************************************************************/
/* (c) Copyright Systems Integration Specialists Company, Inc., */
/* 1986 - 2001, All Rights Reserved. */
/* */
/* PROPRIETARY AND CONFIDENTIAL */
/* */
/* MODULE NAME : rq_rsentry.c */
/* PRODUCT(S) : MMSEASE, MMSEASE-LITE */
/* */
/* MODULE DESCRIPTION : */
/* This module contains the requester portion of report semaphore */
/* entry status. It decodes the report semaphore entry status */
/* response (confirm) & encodes the report semaphore entry status */
/* request. */
/* */
/* GLOBAL FUNCTIONS DEFINED IN THIS MODULE : */
/* */
/* MODIFICATION LOG : */
/* Date Who Rev Comments */
/* -------- --- ------ ------------------------------------------- */
/* 03/11/04 GLB 06 Remove "thisFileName" */
/* 08/28/03 EJV 05 Corr spelling for 'receive'. */
/* 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 */
/* 06/15/98 MDE 01 Changes to allow compile under C++ */
/* 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_psem.h"
#include "asn1defs.h"
/************************************************************************/
/* variables global to the DECODE portion : */
static RSENTRY_RESP_INFO *rsp_info;
static SEMAPHORE_ENTRY *sent_ptr;
static ST_INT max_sem_entries;
/************************************************************************/
/* variables global to the ENCODE portion : NONE */
static ST_VOID rsentry_get_entry_class (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_app_ref_cstr (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_get_priority (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_get_rem_timeout (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_get_abrt_timeout (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_get_rel_conn_lost (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_entry_seq_cstr (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_get_named_token (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_entry_seq_cstr_done (ASN1_DEC_CTXT *aCtx);
static ST_VOID app_ref_cstr_done (ASN1_DEC_CTXT *aCtx);
static ST_VOID app_ref_done (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_entry_id_cstr_done (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_get_entry_id (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_entry_id_cstr (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_sem_entry_cstr_done (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_sem_entry_cstr (ASN1_DEC_CTXT *aCtx);
static ST_VOID rsentry_get_more_follows (ASN1_DEC_CTXT *aCtx);
/************************************************************************/
/************************************************************************/
/* mms_rsentry_rsp */
/* This function is called from mmsdec when the opcode for this */
/* operation is decoded. Setup state machine function pointers, etc. */
/************************************************************************/
ST_VOID mms_rsentry_rsp (ASN1_DEC_CTXT *aCtx)
{
ST_INT rsp_size;
MLOG_CDEC0 ("Report Semaphore Entry Status Response");
#if defined(FIXED_DECBUF)
max_sem_entries = m_cl_max_semaphore_entries;
rsp_size = mmsl_dec_info_size;
#else
max_sem_entries = _mmsdec_msglen / 6; /* find maximum size of response info */
if (m_cl_max_semaphore_entries && (max_sem_entries > m_cl_max_semaphore_entries))
max_sem_entries = m_cl_max_semaphore_entries;
rsp_size = sizeof (RSENTRY_RESP_INFO)
+ (sizeof (SEMAPHORE_ENTRY) * max_sem_entries);
#endif
/* get storage for request information */
rsp_info = (RSENTRY_RESP_INFO *) _m_get_dec_buf (aCtx, rsp_size);
sent_ptr = (SEMAPHORE_ENTRY *) (rsp_info + 1);
rsp_info->more_follows = SD_TRUE;/* set default value for more follows */
ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 0, rsentry_sem_entry_cstr);
}
/************************************************************************/
/* rsentry_sem_entry_cstr */
/* Decoding report semaphore entry status request: semaphore entry list */
/* constructor was encountered. */
/************************************************************************/
static ST_VOID rsentry_sem_entry_cstr (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_sem_entry_cstr");
ASN1R_TAG_ADD (aCtx, UNI | CONSTR, SEQ_CODE, rsentry_entry_seq_cstr);
aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = rsentry_sem_entry_cstr_done;
}
/************************************************************************/
/* rsentry_entry_seq_cstr */
/* Decoding report semaphore entry status request: semaphore entry */
/* sequence constructor was encountered. */
/************************************************************************/
static ST_VOID rsentry_entry_seq_cstr (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_entry_seq_cstr");
rsp_info->num_of_sent++; /* increment number of entries */
if (rsp_info->num_of_sent > max_sem_entries)
{ /* too many semaphore entries */
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
return;
}
sent_ptr->priority = MMS_NORM_PRIORITY; /* set defaults */
sent_ptr->rel_conn_lost = SD_TRUE;
ASN1R_TAG_ADD (aCtx, CTX, 0, rsentry_get_entry_id);
ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 0, rsentry_entry_id_cstr);
}
/************************************************************************/
/* rsentry_get_entry_id */
/* Decoding report semaphore entry status request: entry id primitive */
/* was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_entry_id (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("txdwn_get_entry_id");
/* decode entry id onto itself, shifted by one character */
sent_ptr->entry_id = aCtx->asn1r_field_ptr - 1;
/* read entry id from message */
if (asn1r_get_octstr (aCtx, sent_ptr->entry_id))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
sent_ptr->ei_len = aCtx->asn1r_octetcount; /* save the entry id length */
ASN1R_TAG_ADD (aCtx, CTX, 1, rsentry_get_entry_class);
}
/************************************************************************/
/* rsentry_entry_id_cstr */
/* Decoding report semaphore entry status request: entry id constructor */
/* was encountered. */
/************************************************************************/
static ST_VOID rsentry_entry_id_cstr (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_entry_id_cstr");
/* decode entry id onto itself, shifted by one character */
sent_ptr->entry_id = aCtx->asn1r_field_ptr - 1;
/* set up where to go when done decoding cstr */
aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = rsentry_entry_id_cstr_done;
/* read entry id from the received message */
asn1r_get_octstr_cstr (aCtx, _mmsdec_msglen, sent_ptr->entry_id);
}
/************************************************************************/
/* rsentry_entry_id_cstr_done */
/* Decoding report semaphore entry status request: entry id constructor */
/* done was encountered. */
/************************************************************************/
static ST_VOID rsentry_entry_id_cstr_done (ASN1_DEC_CTXT *aCtx)
{
sent_ptr->ei_len = aCtx->asn1r_octetcount; /* save the entry id length */
ASN1R_TAG_ADD (aCtx, CTX, 1, rsentry_get_entry_class);
}
/************************************************************************/
/* rsentry_get_entry_class */
/* Decoding report semaphore entry status request: entry class */
/* was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_entry_class (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_get_entry_class");
if (asn1r_get_i8 (aCtx, &sent_ptr->entry_class))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
ASN1R_TAG_ADD (aCtx, CTX | CONSTR, 2, rsentry_app_ref_cstr);
}
/************************************************************************/
/* rsentry_app_ref_cstr */
/* Decoding report semaphore entry status request: application */
/* reference constructor was encountered. */
/************************************************************************/
static ST_VOID rsentry_app_ref_cstr (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_app_ref_cstr");
_ms_get_mms_app_ref (aCtx, &sent_ptr->app_ref,&sent_ptr->app_ref_len,
app_ref_done);
}
/************************************************************************/
/* app_ref_done */
/* Decoding report semaphore entry status request: application */
/* reference constructor has ben read, OK for CTX 2 to be done. */
/************************************************************************/
static ST_VOID app_ref_done (ASN1_DEC_CTXT *aCtx)
{
aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = app_ref_cstr_done;
}
/************************************************************************/
/* app_ref_cstr_done */
/* Decoding report semaphore entry status request: application */
/* reference constructor done was encountered. */
/************************************************************************/
static ST_VOID app_ref_cstr_done (ASN1_DEC_CTXT *aCtx)
{
ASN1R_TAG_ADD (aCtx, CTX, 3, rsentry_get_named_token );
ASN1R_TAG_ADD (aCtx, CTX, 4, rsentry_get_priority);
ASN1R_TAG_ADD (aCtx, CTX, 5, rsentry_get_rem_timeout);
ASN1R_TAG_ADD (aCtx, CTX, 6, rsentry_get_abrt_timeout);
ASN1R_TAG_ADD (aCtx, CTX, 7, rsentry_get_rel_conn_lost);
/* Was last mandatory SemaphoreEntry Parameter, OK for it to be done */
aCtx->asn1r_c_done_fun [aCtx->asn1r_msg_level] = rsentry_entry_seq_cstr_done;
}
/************************************************************************/
/* rsentry_get_named_token */
/* Decoding report semaphore entry status request: named token */
/* primitve was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_named_token (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_get_named_token");
if (aCtx->asn1r_elmnt_len > MAX_IDENT_LEN)
{ /* named token is too ST_INT32 */
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
return;
}
/* read named token from the received message */
sent_ptr->named_token_pres = SD_TRUE;
if (asn1r_get_vstr (aCtx, sent_ptr->named_token))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
ASN1R_TAG_ADD (aCtx, CTX, 4, rsentry_get_priority);
ASN1R_TAG_ADD (aCtx, CTX, 5, rsentry_get_rem_timeout);
ASN1R_TAG_ADD (aCtx, CTX, 6, rsentry_get_abrt_timeout);
ASN1R_TAG_ADD (aCtx, CTX, 7, rsentry_get_rel_conn_lost);
}
/************************************************************************/
/* rsentry_get_priority */
/* Decoding report semaphore entry status request: priority primitive */
/* was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_priority (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_get_priority");
/* read priority from the received message */
if (asn1r_get_u8 (aCtx, &(sent_ptr->priority)))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
ASN1R_TAG_ADD (aCtx, CTX, 5, rsentry_get_rem_timeout);
ASN1R_TAG_ADD (aCtx, CTX, 6, rsentry_get_abrt_timeout);
ASN1R_TAG_ADD (aCtx, CTX, 7, rsentry_get_rel_conn_lost);
}
/************************************************************************/
/* rsentry_get_rem_timeout */
/* Decoding report semaphore entry status request: remaining timeout */
/* primitve was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_rem_timeout (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_get_rem_timeout");
/* read remaining timeout from received message */
sent_ptr->rem_timeout_pres = SD_TRUE;
if (asn1r_get_u32 (aCtx, &(sent_ptr->rem_timeout)))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
ASN1R_TAG_ADD (aCtx, CTX, 6, rsentry_get_abrt_timeout);
ASN1R_TAG_ADD (aCtx, CTX, 7, rsentry_get_rel_conn_lost);
}
/************************************************************************/
/* rsentry_get_abrt_timeout */
/* Decoding report semaphore entry status request: relinquish if */
/* connection lost primitve was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_abrt_timeout (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_get_abrt_timeout");
/* read abort on timeout */
sent_ptr->abrt_on_timeout_pres = SD_TRUE;
if (asn1r_get_bool (aCtx, &sent_ptr->abrt_on_timeout))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
ASN1R_TAG_ADD (aCtx, CTX, 7, rsentry_get_rel_conn_lost);
}
/************************************************************************/
/* rsentry_get_rel_conn_lost */
/* Decoding report semaphore entry status request: relinquish if */
/* connection lost primitve was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_rel_conn_lost (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_get_rel_conn_lost");
/* read relinquish if conn lost from message */
if (asn1r_get_bool (aCtx, &(sent_ptr->rel_conn_lost)))
asn1r_set_dec_err (aCtx, RESP_BAD_VALUE);
}
/************************************************************************/
/* rsentry_entry_seq_cstr_done */
/* Decoding report semaphore entry status request: semaphore entry */
/* sequence constructor done was encountered. */
/************************************************************************/
static ST_VOID rsentry_entry_seq_cstr_done (ASN1_DEC_CTXT *aCtx)
{
sent_ptr++; /* point to where next will go */
ASN1R_TAG_ADD (aCtx, UNI | CONSTR, SEQ_CODE, rsentry_entry_seq_cstr);
}
/************************************************************************/
/* rsentry_sem_entry_cstr_done */
/* Decoding report semaphore entry status request: semaphore entry */
/* constructor done was encountered. */
/************************************************************************/
static ST_VOID rsentry_sem_entry_cstr_done (ASN1_DEC_CTXT *aCtx)
{
ASN1R_TAG_ADD (aCtx, CTX, 1, rsentry_get_more_follows);
_ms_set_cs_check (aCtx); /* check for Companion Standard info */
}
/************************************************************************/
/* rsentry_get_more_follows */
/* Decoding report semaphore entry status request: more follows */
/* indicator was encountered. */
/************************************************************************/
static ST_VOID rsentry_get_more_follows (ASN1_DEC_CTXT *aCtx)
{
MLOG_CDEC0 ("rsentry_get_more_follows");
/* read more follows indicator 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_rsentry */
/* This function is called from either the application or the virtual */
/* machine to ENCODE and send the report semaphore entry status request.*/
/************************************************************************/
MMSREQ_PEND *mp_rsentry (ST_INT chan, RSENTRY_REQ_INFO *info_ptr)
{
return (_mms_req_send (MMSOP_REP_SEMENTRY,
M_CAST_MK_FUN (_ms_mk_rsentry_req),
chan,(ST_CHAR *)info_ptr));
}
#else
/************************************************************************/
/************************************************************************/
/* mpl_rsentry */
/* This function is called from either the application or the virtual */
/* machine to ENCODE the report semaphore entry status request. */
/************************************************************************/
ST_RET mpl_rsentry (RSENTRY_REQ_INFO *info_ptr)
{
return (_mms_req_fin (MMSOP_REP_SEMENTRY,
M_CAST_MK_FUN (_ms_mk_rsentry_req),
(ST_CHAR *)info_ptr));
}
#endif
/************************************************************************/
/************************************************************************/
/* _ms_mk_rsentry_req */
/* construct a report semaphore entry status request */
/************************************************************************/
ST_VOID _ms_mk_rsentry_req (ASN1_ENC_CTXT *aCtx, RSENTRY_REQ_INFO *info)
{
asn1r_strt_constr (aCtx); /* start sequence constructor */
if (info->start_after_pres)
{ /* write app to start after */
asn1r_wr_octstr (aCtx, info->start_after, info->sa_len);
asn1r_fin_prim (aCtx, 2, CTX); /* context tag 2 */
}
asn1r_wr_i16 (aCtx, info->state); /* write the semaphore state */
asn1r_fin_prim (aCtx, 1, CTX); /* context tag 1 */
asn1r_strt_constr (aCtx); /* start object name constr */
_ms_wr_mms_objname (aCtx, &info->sem_name); /* write the object name */
asn1r_fin_constr (aCtx, 0,CTX,DEF); /* context tag 0 */
/* write the context specific explicit tag for this opcode. */
asn1r_fin_constr (aCtx, MMSOP_REP_SEMENTRY,CTX,DEF); /* tag = opcode, ctx constr */
}