237 lines
7.2 KiB
C
237 lines
7.2 KiB
C
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/***************************************************************************
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*
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* File: h245ws.h
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*
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* INTEL Corporation Proprietary Information
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* Copyright (c) 1996 Intel Corporation.
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*
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* This listing is supplied under the terms of a license agreement
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* with INTEL Corporation and may not be used, copied, nor disclosed
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* except in accordance with the terms of that agreement.
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*
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***************************************************************************
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*
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* $Workfile: h245ws.h $
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* $Revision: 1.19 $
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* $Modtime: 31 Jan 1997 15:56:32 $
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* $Log: S:\sturgeon\src\h245ws\vcs\h245ws.h_v $
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*
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* Rev 1.19 31 Jan 1997 16:23:34 SBELL1
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* Got rid of unused next pointer and put in definition of SocketTOPhysicalID
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*
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* Rev 1.18 13 Dec 1996 12:13:06 SBELL1
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* moved ifdef _cplusplus to after includes
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*
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* Rev 1.17 11 Dec 1996 13:45:36 SBELL1
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* Changed table/locks to use tstable.h stuff.
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*
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* Rev 1.16 21 Jun 1996 18:51:44 unknown
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* Fixed yet another shutdown bug - linkLayerShutdown re-entrancy check.
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*
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* Rev 1.15 May 28 1996 10:36:50 plantz
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* Change HWSMALLOC and HWSFREE to use GlobalAlloc and GlobalFree (in release
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* build only). Remove HWSREALLOC; it was not used.
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* .
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*
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* Rev 1.14 17 May 1996 16:49:36 EHOWARDX
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* Shutdown fix.
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*
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* Rev 1.13 16 May 1996 13:09:50 EHOWARDX
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* Made reporting of IP Addres and port consistent between linkLayerListen
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* and LinkLayerConnect.
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*
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* Rev 1.12 09 May 1996 18:33:06 EHOWARDX
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*
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* Changes to build with new LINKAPI.H.
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*
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* Rev 1.11 Apr 29 1996 14:02:28 plantz
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* Delete unused or private functions.
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*
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* Rev 1.10 Apr 29 1996 12:15:38 plantz
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* Remove unused members of HWSINST structure.
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*
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* Rev 1.9 Apr 24 1996 20:46:58 plantz
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* Changed ListenCallback to ConnectCallback in HWSINST structure.
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*
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* Rev 1.8 Apr 24 1996 16:24:14 plantz
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* Change to use winsock 1 and not use overlapped I/O.
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*
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* Rev 1.7 01 Apr 1996 14:20:38 unknown
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* Shutdown redesign.
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*
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* Rev 1.6 27 Mar 1996 13:01:28 EHOWARDX
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* Added dwThreadId to H245WS instance structure.
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*
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* Rev 1.5 19 Mar 1996 20:21:46 EHOWARDX
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* Redesigned shutdown.
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*
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* Rev 1.3 18 Mar 1996 19:07:10 EHOWARDX
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* Fixed shutdown; eliminated TPKT/WSCB dependencies.
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* Define TPKT to put TPKT/WSCB dependencies back in.
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*
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* Rev 1.2 14 Mar 1996 17:01:50 EHOWARDX
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*
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* NT4.0 testing; got rid of HwsAssert(); got rid of TPKT/WSCB.
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*
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* Rev 1.1 09 Mar 1996 21:12:58 EHOWARDX
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* Fixes as result of testing.
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*
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* Rev 1.0 08 Mar 1996 20:17:56 unknown
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* Initial revision.
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*
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***************************************************************************/
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#ifndef H245WS_H
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#define H245WS_H
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#ifndef STRICT
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#define STRICT
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#endif
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#include <malloc.h>
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#include <incommon.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif // __cplusplus
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/*
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* Constants
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*/
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#define SUCCESS 0
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#define TPKT_VERSION 3
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#define TPKT_HEADER_SIZE 4
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// Indexes of permanent events in Events[]
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#define EVENT_SOCKET 0
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#define EVENT_RECV 1
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#define EVENT_SEND 2
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#define EVENT_FIRST 3
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// Values for byLevel
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#define HWS_CRITICAL 0x01
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#define HWS_ERROR 0x02
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#define HWS_WARNING 0x04
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#define HWS_NOTIFY 0x08
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#define HWS_TRACE 0x10
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#define HWS_TEMP 0x20
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#define HWSMALLOC(x) malloc(x)
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#define HWSFREE(x) free(x)
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#if defined(DBG)
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void HwsTrace (DWORD dwInst, BYTE byLevel, LPSTR pszFormat, ...);
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#define HWSASSERT(exp) ASSERT(exp)
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#define HWSTRACE0(dwH245Instance,byLevel,a) HwsTrace(dwH245Instance,byLevel,a)
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#define HWSTRACE1(dwH245Instance,byLevel,a,b) HwsTrace(dwH245Instance,byLevel,a,b)
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#define HWSTRACE2(dwH245Instance,byLevel,a,b,c) HwsTrace(dwH245Instance,byLevel,a,b,c)
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#define HWSTRACE3(dwH245Instance,byLevel,a,b,c,d) HwsTrace(dwH245Instance,byLevel,a,b,c,d)
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#define HWSTRACE4(dwH245Instance,byLevel,a,b,c,d,e) HwsTrace(dwH245Instance,byLevel,a,b,c,d,e)
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#define HWSTRACE5(dwH245Instance,byLevel,a,b,c,d,e,f) HwsTrace(dwH245Instance,byLevel,a,b,c,d,e,f)
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#else // (DBG)
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#define HWSASSERT(exp)
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#define HWSTRACE0(dwH245Instance,byLevel,a)
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#define HWSTRACE1(dwH245Instance,byLevel,a,b)
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#define HWSTRACE2(dwH245Instance,byLevel,a,b,c)
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#define HWSTRACE3(dwH245Instance,byLevel,a,b,c,d)
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#define HWSTRACE4(dwH245Instance,byLevel,a,b,c,d,e)
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#define HWSTRACE5(dwH245Instance,byLevel,a,b,c,d,e,f)
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#endif // (DBG)
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// This structure is used for overlapped sends and receives
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typedef struct _IO_REQUEST
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{
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struct _HWSINST * req_pHws; // Pointer back to socket data
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BYTE req_TpktHeader[TPKT_HEADER_SIZE];
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int req_header_bytes_done;
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BYTE * req_client_data;
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int req_client_length;
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int req_client_bytes_done;
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DWORD req_dwMagic; // Request type (send or receive)
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#define RECV_REQUEST_MAGIC 0x91827364
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#define SEND_REQUEST_MAGIC 0x19283746
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} REQUEST, *PREQUEST;
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typedef struct _HWSINST
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{
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UINT hws_uState;
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#define HWS_START 0
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#define HWS_LISTENING 1 /* Waiting for FD_ACCEPT */
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#define HWS_CONNECTING 2 /* Waiting for FD_CONNECT */
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#define HWS_CONNECTED 3 /* Data transfer state */
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#define HWS_CLOSING 4 /* Waiting for FD_CLOSE */
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#define HWS_CLOSED 5 /* Waiting for linkLayerShutdown() */
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#define HWS_SHUTDOWN 6 /* linkLayerShutdown() called from callback */
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DWORD hws_dwPhysicalId;
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DWORD hws_dwH245Instance;
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H245CONNECTCALLBACK hws_h245ConnectCallback;
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H245SRCALLBACK hws_h245RecvCallback;
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H245SRCALLBACK hws_h245SendCallback;
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SOCKET hws_Socket;
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SOCKADDR_IN hws_SockAddr;
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UINT hws_uSockAddrLen;
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// points to a queue used to hold send buffers
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PQUEUE hws_pSendQueue;
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// points to a queue used to hold receive buffers
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PQUEUE hws_pRecvQueue;
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// The maximum message size we can send on this socket.
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// This value is either an integer or the manifest constant NO_MAX_MSG_SIZE.
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UINT hws_uMaxMsgSize;
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BOOL hws_bCloseFlag;
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#if defined(DBG)
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DWORD hws_dwMagic; // Request type (send or receive)
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#define HWSINST_MAGIC 0x12345678
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#endif // (DBG)
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} HWSINST, *PHWSINST;
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typedef struct _SOCKET_TO_INSTANCE
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{
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SOCKET socket;
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DWORD dwPhysicalId;
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struct _SOCKET_TO_INSTANCE *next;
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} SOCKET_TO_INSTANCE, *PSOCKET_TO_INSTANCE;
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#define SOCK_TO_PHYSID_TABLE_SIZE 251
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////////////////////////////////////////////////////////////////////////////
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//
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// Function Prototypes
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//
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////////////////////////////////////////////////////////////////////////////
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#ifdef UNICODE_TRACE
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LPCTSTR
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#else
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const char *
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#endif
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SocketErrorText(void);
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//PHWSINST FindPhysicalId(DWORD dwPhysicalId);
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void NotifyRead (PHWSINST pHws);
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void NotifyWrite (PHWSINST pHws);
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void ProcessQueuedRecvs(PHWSINST pHws);
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void ProcessQueuedSends(PHWSINST pHws);
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void SocketCloseEvent (PHWSINST pHws);
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DWORD SocketToPhysicalId (SOCKET socket);
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BOOL CreateSocketToPhysicalIdMapping(SOCKET socket, DWORD dwPhysicalId);
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BOOL RemoveSocketToPhysicalIdMapping(SOCKET socket);
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#if defined(__cplusplus)
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}
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#endif // (__cplusplus)
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#endif // H245WS_H
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