windows-nt/Source/XPSP1/NT/enduser/netmeeting/av/callcont/h245init.c
2020-09-26 16:20:57 +08:00

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/******************************************************************************
*
* INTEL Corporation Proprietary Information
* Copyright (c) 1994, 1995, 1996 Intel Corporation.
*
* This listing is supplied under the terms of a license agreement
* with INTEL Corporation and may not be used, copied, nor disclosed
* except in accordance with the terms of that agreement.
*
*****************************************************************************/
/******************************************************************************
*
* $Workfile: h245init.c $
* $Revision: 1.2 $
* $Modtime: 29 May 1996 13:12:46 $
* $Log: S:/STURGEON/SRC/H245/SRC/VCS/h245init.c_v $
*
* Rev 1.2 29 May 1996 15:20:18 EHOWARDX
* Change to use HRESULT.
*
* Rev 1.1 28 May 1996 14:25:40 EHOWARDX
* Tel Aviv update.
*
* Rev 1.0 09 May 1996 21:06:22 EHOWARDX
* Initial revision.
*
* Rev 1.16 09 May 1996 19:35:34 EHOWARDX
* Added new locking logic and changed timer.
*
* Rev 1.15 09 Apr 1996 15:53:36 dabrown1
*
* Added srflush.x for queue flush bitmap
*
* Rev 1.14 05 Apr 1996 10:56:58 dabrown1
* Asynchronous/Synchronous shutdown support
*
* Rev 1.13 04 Apr 1996 18:17:06 dabrown1
*
* - changed parameter for DeInitTimer..
*
* Rev 1.12 02 Apr 1996 15:00:12 dabrown1
*
* SendRcv EndSession asynchronous support
*
* Rev 1.11 18 Mar 1996 12:36:28 cjutzi
* - added timer init and de-init
*
* Rev 1.10 13 Mar 1996 15:08:26 helgebax
* added Fsm_shutdown(Instance) to clear FSM context
*
* Rev 1.9 06 Mar 1996 13:10:42 DABROWN1
* Flush send receive transmit buffers at system shutdown
*
* Rev 1.8 28 Feb 1996 17:23:38 EHOWARDX
* Added #include "fsmexpor.h" for Fsm_init prototype.
*
* Rev 1.7 27 Feb 1996 13:41:56 DABROWN1
* removed mal/h223 initialization code
*
* Rev 1.6 26 Feb 1996 11:17:36 cjutzi
* - moved api_deinit.. to EndSystemClose
*
* Rev 1.5 21 Feb 1996 13:23:12 DABROWN1
*
* check return codes for SR and FSM on initialization
*
* Rev 1.4 13 Feb 1996 14:48:50 DABROWN1
*
* Removed SPOX only include files from mainline path
*
* Rev 1.3 09 Feb 1996 16:00:22 cjutzi
*
* - cleaned up the startup...
* - added the mal and h223 startup to the configuration as was
* determined to be correct.. (still some issues with handles)
* $Ident$
*
*****************************************************************************/
#ifndef STRICT
#define STRICT
#endif
#include "precomp.h"
/***********************/
/* H245 INCLUDES */
/***********************/
#include "h245api.h"
#include "h245com.h"
#include "sr_api.h"
//#include "h223api.h"
#include "fsmexpor.h"
#include "h245sys.x"
#if defined(H324)
/*****************************************************************************
*
* Type: LOCAL
*
* PROCEDURE: setup_from_H245_ini - setup using conmgr.ini file
*
* DESCRIPTION:
*
*****************************************************************************/
static
void setup_from_H245_ini (int *p_dbg_lvl)
{
char *p_ini = "h245.ini";
char *p_H245 ="H245";
p_ini = "h245.ini";
p_H245 = "H245";
#ifdef OIL
OIL_GetPrivateProfileInt(p_H245, "TraceLvl", 0, p_ini, p_dbg_lvl);
#else
*p_dbg_lvl = GetPrivateProfileInt (p_H245, "TraceLvl", 0, p_ini);
#endif
}
#endif // (H324)
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: StartSystemInitilize - Initialize Sub Systems
*
* DESCRIPTION:
*
* This is called on entry to the H245_Init API Call
*
*
* This procedure initializes all the subsystems in H245. Errors
* must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD StartSystemInit (struct InstanceStruct *pInstance)
{
HRESULT lError;
/* Timer Initialization */
// H245InitTimer(pInstance);
/* API Subsystem Initialization */
lError = api_init(pInstance);
if (lError != H245_ERROR_OK)
return lError;
/* Send Receive Subsystem Initialization */
lError = sendRcvInit(pInstance);
if (lError != H245_ERROR_OK)
return lError;
/* State Machine Subsystem Initialization */
return Fsm_init(pInstance);
}
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: EndSystemInitilize - Initialize Sub Systems
*
* DESCRIPTION:
*
* This is called on exit from H245 System Initialization
*
*
* This procedure initializes all the subsystems in H245. Errors
* must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD EndSystemInit (struct InstanceStruct *pInstance)
{
/* API Subsystem Initialization */
// -- TBD
/* Send Receive Subsystem Initialization */
// -- TBD
/* State Machine Subsystem Initialization */
// -- TBD
return H245_ERROR_OK;
}
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: StartSessionClose
*
* DESCRIPTION:
*
* This procedure is called when H245_Shutdown occurs
*
* Errors must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD StartSystemClose (struct InstanceStruct *pInstance)
{
/* API Subsystem Shutdown Initiation */
// TBD
/* Send Receive Shutdown Initiation */
// TBD
/* State Machine Shutdown Initiation */
Fsm_shutdown(pInstance);
return (H245_ERROR_OK);
}
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: StartSessionClose
*
* DESCRIPTION:
*
* This procedure is called when H245_Shutdown completes asynchroniously.
*
* Errors must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD EndSystemClose (struct InstanceStruct *pInstance)
{
/* Send Receive Shutdown Completion */
sendRcvShutdown(pInstance);
/* API Subsystem Shutdown Completion */
api_deinit(pInstance);
/* State Machine Shutdown Completion */
// -- TBD
/* Timer Shutdown */
// H245DeInitTimer(pInstance);
return (H245_ERROR_OK);
}
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: StartSessionInit
*
* DESCRIPTION:
*
* This procedure is called when an H245_BeginConnection is called.
*
* Errors must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD StartSessionInit (struct InstanceStruct *pInstance)
{
/* API Subsystem Initialization */
/* Send Receive Initialization */
/* State Machine Initialization */
return H245_ERROR_OK;
}
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: EndSessionInit
*
* DESCRIPTION:
*
* This procedure is called when an H245_BeginConnection call is
* completed.. Asynchroniously.
*
* Errors must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD EndSessionInit (struct InstanceStruct *pInstance)
{
/* API Subsystem Initialization */
/* Send Receive Initialization */
/* Master Slave Initialization */
return H245_ERROR_OK;
}
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: StartSessionClose
*
* DESCRIPTION:
*
* This procedure is called when H245_EndConnection occurs
*
* Errors must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD StartSessionClose (struct InstanceStruct *pInstance)
{
/* API Subsystem Session Close */
/* Send Receive Session Close */
/* Dequeue any buffers posted in the data link transmit queue */
if (sendRcvFlushPDUs(pInstance,
DATALINK_TRANSMIT,
TRUE)) {
H245TRACE(pInstance->dwInst, 1, "Flush Buffer Failure");
}
/* State Machine Session Close */
return H245_ERROR_OK;
}
/*****************************************************************************
*
* Type: GLOBAL
*
* PROCEDURE: EndSessionClose
*
* DESCRIPTION:
*
* This procedure is called when H245_EndConnection completes
* asynchroniously.
*
* Errors must be mapped to an appropriate H245_ERROR_xxx allowing the
* initialization error to be propogated to through the API to the
* H245 Client. As your subsystem initializes, if errors occur
* you are responsable for doing the mapping from your subsystem to
* the appropriate H245_ERROR_xxx. If there is no appropriate error
* please contact the programmer in charge of the API indicating
* your new error return value so that h245api.h can be updated,
* as well as the new error documented in the API/EPS..
*
*
* returns - H245_ERROR_OK if no error has occured..
* returns - H245_ERROR_xxxx indicating error
*
*****************************************************************************/
DWORD EndSessionClose (struct InstanceStruct *pInstance)
{
/* API Subsystem Session Close */
/* Send Receive Session Close */
/* State Machine Session Close */
return H245_ERROR_OK;
}