/*++ BUILD Version: 0001 // Increment this if a change has global effects --*/
/*****************************************************************************\
* *
* ddeml.h - DDEML API header file *
* *
* Version 3.10 *
* *
* Copyright (c) 1993-96, Microsoft Corp. All rights reserved. *
* *
\*****************************************************************************/
#ifndef _INC_DDEMLH
#define _INC_DDEMLH
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/******** public types ********/
DECLARE_HANDLE(HCONVLIST);
DECLARE_HANDLE(HCONV);
DECLARE_HANDLE(HSZ);
DECLARE_HANDLE(HDDEDATA);
#define EXPENTRY CALLBACK
/* the following structure is for use with XTYP_WILDCONNECT processing. */
typedef struct tagHSZPAIR {
HSZ hszSvc;
HSZ hszTopic;
} HSZPAIR;
typedef HSZPAIR FAR *PHSZPAIR;
/* The following structure is used by DdeConnect() and DdeConnectList() and
by XTYP_CONNECT and XTYP_WILDCONNECT callbacks. */
typedef struct tagCONVCONTEXT {
UINT cb; /* set to sizeof(CONVCONTEXT) */
UINT wFlags; /* none currently defined. */
UINT wCountryID; /* country code for topic/item strings used. */
int iCodePage; /* codepage used for topic/item strings. */
DWORD dwLangID; /* language ID for topic/item strings. */
DWORD dwSecurity; /* Private security code. */
SECURITY_QUALITY_OF_SERVICE qos; /* client side's quality of service */
} CONVCONTEXT;
typedef CONVCONTEXT FAR *PCONVCONTEXT;
/* The following structure is used by DdeQueryConvInfo(): */
typedef struct tagCONVINFO {
DWORD cb; /* sizeof(CONVINFO) */
DWORD hUser; /* user specified field */
HCONV hConvPartner; /* hConv on other end or 0 if non-ddemgr partner */
HSZ hszSvcPartner; /* app name of partner if obtainable */
HSZ hszServiceReq; /* AppName requested for connection */
HSZ hszTopic; /* Topic name for conversation */
HSZ hszItem; /* transaction item name or NULL if quiescent */
UINT wFmt; /* transaction format or NULL if quiescent */
UINT wType; /* XTYP_ for current transaction */
UINT wStatus; /* ST_ constant for current conversation */
UINT wConvst; /* XST_ constant for current transaction */
UINT wLastError; /* last transaction error. */
HCONVLIST hConvList; /* parent hConvList if this conversation is in a list */
CONVCONTEXT ConvCtxt; /* conversation context */
HWND hwnd; /* window handle for this conversation */
HWND hwndPartner; /* partner window handle for this conversation */
} CONVINFO;
typedef CONVINFO FAR *PCONVINFO;
/***** conversation states (usState) *****/
#define XST_NULL 0 /* quiescent states */
#define XST_INCOMPLETE 1
#define XST_CONNECTED 2
#define XST_INIT1 3 /* mid-initiation states */
#define XST_INIT2 4
#define XST_REQSENT 5 /* active conversation states */
#define XST_DATARCVD 6
#define XST_POKESENT 7
#define XST_POKEACKRCVD 8
#define XST_EXECSENT 9
#define XST_EXECACKRCVD 10
#define XST_ADVSENT 11
#define XST_UNADVSENT 12
#define XST_ADVACKRCVD 13
#define XST_UNADVACKRCVD 14
#define XST_ADVDATASENT 15
#define XST_ADVDATAACKRCVD 16
/* used in LOWORD(dwData1) of XTYP_ADVREQ callbacks... */
#define CADV_LATEACK 0xFFFF
/***** conversation status bits (fsStatus) *****/
#define ST_CONNECTED 0x0001
#define ST_ADVISE 0x0002
#define ST_ISLOCAL 0x0004
#define ST_BLOCKED 0x0008
#define ST_CLIENT 0x0010
#define ST_TERMINATED 0x0020
#define ST_INLIST 0x0040
#define ST_BLOCKNEXT 0x0080
#define ST_ISSELF 0x0100
/* DDE constants for wStatus field */
#define DDE_FACK 0x8000
#define DDE_FBUSY 0x4000
#define DDE_FDEFERUPD 0x4000
#define DDE_FACKREQ 0x8000
#define DDE_FRELEASE 0x2000
#define DDE_FREQUESTED 0x1000
#define DDE_FAPPSTATUS 0x00ff
#define DDE_FNOTPROCESSED 0x0000
#define DDE_FACKRESERVED (~(DDE_FACK | DDE_FBUSY | DDE_FAPPSTATUS))
#define DDE_FADVRESERVED (~(DDE_FACKREQ | DDE_FDEFERUPD))
#define DDE_FDATRESERVED (~(DDE_FACKREQ | DDE_FRELEASE | DDE_FREQUESTED))
#define DDE_FPOKRESERVED (~(DDE_FRELEASE))
/***** message filter hook types *****/
#define MSGF_DDEMGR 0x8001
/***** codepage constants ****/
#define CP_WINANSI 1004 /* default codepage for windows & old DDE convs. */
#define CP_WINUNICODE 1200
#ifdef UNICODE
#define CP_WINNEUTRAL CP_WINUNICODE
#else // !UNICODE
#define CP_WINNEUTRAL CP_WINANSI
#endif // !UNICODE
/***** transaction types *****/
#define XTYPF_NOBLOCK 0x0002 /* CBR_BLOCK will not work */
#define XTYPF_NODATA 0x0004 /* DDE_FDEFERUPD */
#define XTYPF_ACKREQ 0x0008 /* DDE_FACKREQ */
#define XCLASS_MASK 0xFC00
#define XCLASS_BOOL 0x1000
#define XCLASS_DATA 0x2000
#define XCLASS_FLAGS 0x4000
#define XCLASS_NOTIFICATION 0x8000
#define XTYP_ERROR (0x0000 | XCLASS_NOTIFICATION | XTYPF_NOBLOCK )
#define XTYP_ADVDATA (0x0010 | XCLASS_FLAGS )
#define XTYP_ADVREQ (0x0020 | XCLASS_DATA | XTYPF_NOBLOCK )
#define XTYP_ADVSTART (0x0030 | XCLASS_BOOL )
#define XTYP_ADVSTOP (0x0040 | XCLASS_NOTIFICATION)
#define XTYP_EXECUTE (0x0050 | XCLASS_FLAGS )
#define XTYP_CONNECT (0x0060 | XCLASS_BOOL | XTYPF_NOBLOCK)
#define XTYP_CONNECT_CONFIRM (0x0070 | XCLASS_NOTIFICATION | XTYPF_NOBLOCK)
#define XTYP_XACT_COMPLETE (0x0080 | XCLASS_NOTIFICATION )
#define XTYP_POKE (0x0090 | XCLASS_FLAGS )
#define XTYP_REGISTER (0x00A0 | XCLASS_NOTIFICATION | XTYPF_NOBLOCK)
#define XTYP_REQUEST (0x00B0 | XCLASS_DATA )
#define XTYP_DISCONNECT (0x00C0 | XCLASS_NOTIFICATION | XTYPF_NOBLOCK)
#define XTYP_UNREGISTER (0x00D0 | XCLASS_NOTIFICATION | XTYPF_NOBLOCK)
#define XTYP_WILDCONNECT (0x00E0 | XCLASS_DATA | XTYPF_NOBLOCK)
#define XTYP_MASK 0x00F0
#define XTYP_SHIFT 4 /* shift to turn XTYP_ into an index */
/***** Timeout constants *****/
#define TIMEOUT_ASYNC 0xFFFFFFFF
/***** Transaction ID constants *****/
#define QID_SYNC 0xFFFFFFFF
/****** public strings used in DDE ******/
#ifdef UNICODE
#define SZDDESYS_TOPIC L"System"
#define SZDDESYS_ITEM_TOPICS L"Topics"
#define SZDDESYS_ITEM_SYSITEMS L"SysItems"
#define SZDDESYS_ITEM_RTNMSG L"ReturnMessage"
#define SZDDESYS_ITEM_STATUS L"Status"
#define SZDDESYS_ITEM_FORMATS L"Formats"
#define SZDDESYS_ITEM_HELP L"Help"
#define SZDDE_ITEM_ITEMLIST L"TopicItemList"
#else
#define SZDDESYS_TOPIC "System"
#define SZDDESYS_ITEM_TOPICS "Topics"
#define SZDDESYS_ITEM_SYSITEMS "SysItems"
#define SZDDESYS_ITEM_RTNMSG "ReturnMessage"
#define SZDDESYS_ITEM_STATUS "Status"
#define SZDDESYS_ITEM_FORMATS "Formats"
#define SZDDESYS_ITEM_HELP "Help"
#define SZDDE_ITEM_ITEMLIST "TopicItemList"
#endif
/****** API entry points ******/
typedef HDDEDATA CALLBACK FNCALLBACK(UINT wType, UINT wFmt, HCONV hConv,
HSZ hsz1, HSZ hsz2, HDDEDATA hData, DWORD dwData1, DWORD dwData2);
typedef HDDEDATA (CALLBACK *PFNCALLBACK)(UINT wType, UINT wFmt, HCONV hConv,
HSZ hsz1, HSZ hsz2, HDDEDATA hData, DWORD dwData1, DWORD dwData2);
#define CBR_BLOCK ((HDDEDATA)0xffffffffL)
/* DLL registration functions */
UINT WINAPI DdeInitializeA(LPDWORD pidInst, PFNCALLBACK pfnCallback,
DWORD afCmd, DWORD ulRes);
UINT WINAPI DdeInitializeW(LPDWORD pidInst, PFNCALLBACK pfnCallback,
DWORD afCmd, DWORD ulRes);
#ifdef UNICODE
#define DdeInitialize DdeInitializeW
#else
#define DdeInitialize DdeInitializeA
#endif // !UNICODE
/*
* Callback filter flags for use with standard apps.
*/
#define CBF_FAIL_SELFCONNECTIONS 0x00001000
#define CBF_FAIL_CONNECTIONS 0x00002000
#define CBF_FAIL_ADVISES 0x00004000
#define CBF_FAIL_EXECUTES 0x00008000
#define CBF_FAIL_POKES 0x00010000
#define CBF_FAIL_REQUESTS 0x00020000
#define CBF_FAIL_ALLSVRXACTIONS 0x0003f000
#define CBF_SKIP_CONNECT_CONFIRMS 0x00040000
#define CBF_SKIP_REGISTRATIONS 0x00080000
#define CBF_SKIP_UNREGISTRATIONS 0x00100000
#define CBF_SKIP_DISCONNECTS 0x00200000
#define CBF_SKIP_ALLNOTIFICATIONS 0x003c0000
/*
* Application command flags
*/
#define APPCMD_CLIENTONLY 0x00000010L
#define APPCMD_FILTERINITS 0x00000020L
#define APPCMD_MASK 0x00000FF0L
/*
* Application classification flags
*/
#define APPCLASS_STANDARD 0x00000000L
#define APPCLASS_MASK 0x0000000FL
BOOL WINAPI DdeUninitialize(DWORD idInst);
/*
* conversation enumeration functions
*/
HCONVLIST WINAPI DdeConnectList(DWORD idInst, HSZ hszService, HSZ hszTopic,
HCONVLIST hConvList, PCONVCONTEXT pCC);
HCONV WINAPI DdeQueryNextServer(HCONVLIST hConvList, HCONV hConvPrev);
BOOL WINAPI DdeDisconnectList(HCONVLIST hConvList);
/*
* conversation control functions
*/
HCONV WINAPI DdeConnect(DWORD idInst, HSZ hszService, HSZ hszTopic,
PCONVCONTEXT pCC);
BOOL WINAPI DdeDisconnect(HCONV hConv);
HCONV WINAPI DdeReconnect(HCONV hConv);
UINT WINAPI DdeQueryConvInfo(HCONV hConv, DWORD idTransaction, PCONVINFO pConvInfo);
BOOL WINAPI DdeSetUserHandle(HCONV hConv, DWORD id, DWORD hUser);
BOOL WINAPI DdeAbandonTransaction(DWORD idInst, HCONV hConv, DWORD idTransaction);
/*
* app server interface functions
*/
BOOL WINAPI DdePostAdvise(DWORD idInst, HSZ hszTopic, HSZ hszItem);
BOOL WINAPI DdeEnableCallback(DWORD idInst, HCONV hConv, UINT wCmd);
BOOL WINAPI DdeImpersonateClient(HCONV hConv);
#define EC_ENABLEALL 0
#define EC_ENABLEONE ST_BLOCKNEXT
#define EC_DISABLE ST_BLOCKED
#define EC_QUERYWAITING 2
HDDEDATA WINAPI DdeNameService(DWORD idInst, HSZ hsz1, HSZ hsz2, UINT afCmd);
#define DNS_REGISTER 0x0001
#define DNS_UNREGISTER 0x0002
#define DNS_FILTERON 0x0004
#define DNS_FILTEROFF 0x0008
/*
* app client interface functions
*/
HDDEDATA WINAPI DdeClientTransaction(LPBYTE pData, DWORD cbData,
HCONV hConv, HSZ hszItem, UINT wFmt, UINT wType,
DWORD dwTimeout, LPDWORD pdwResult);
/*
*data transfer functions
*/
HDDEDATA WINAPI DdeCreateDataHandle(DWORD idInst, LPBYTE pSrc, DWORD cb,
DWORD cbOff, HSZ hszItem, UINT wFmt, UINT afCmd);
HDDEDATA WINAPI DdeAddData(HDDEDATA hData, LPBYTE pSrc, DWORD cb, DWORD cbOff);
DWORD WINAPI DdeGetData(HDDEDATA hData, LPBYTE pDst, DWORD cbMax, DWORD cbOff);
LPBYTE WINAPI DdeAccessData(HDDEDATA hData, LPDWORD pcbDataSize);
BOOL WINAPI DdeUnaccessData(HDDEDATA hData);
BOOL WINAPI DdeFreeDataHandle(HDDEDATA hData);
#define HDATA_APPOWNED 0x0001
UINT WINAPI DdeGetLastError(DWORD idInst);
#define DMLERR_NO_ERROR 0 /* must be 0 */
#define DMLERR_FIRST 0x4000
#define DMLERR_ADVACKTIMEOUT 0x4000
#define DMLERR_BUSY 0x4001
#define DMLERR_DATAACKTIMEOUT 0x4002
#define DMLERR_DLL_NOT_INITIALIZED 0x4003
#define DMLERR_DLL_USAGE 0x4004
#define DMLERR_EXECACKTIMEOUT 0x4005
#define DMLERR_INVALIDPARAMETER 0x4006
#define DMLERR_LOW_MEMORY 0x4007
#define DMLERR_MEMORY_ERROR 0x4008
#define DMLERR_NOTPROCESSED 0x4009
#define DMLERR_NO_CONV_ESTABLISHED 0x400a
#define DMLERR_POKEACKTIMEOUT 0x400b
#define DMLERR_POSTMSG_FAILED 0x400c
#define DMLERR_REENTRANCY 0x400d
#define DMLERR_SERVER_DIED 0x400e
#define DMLERR_SYS_ERROR 0x400f
#define DMLERR_UNADVACKTIMEOUT 0x4010
#define DMLERR_UNFOUND_QUEUE_ID 0x4011
#define DMLERR_LAST 0x4011
HSZ WINAPI DdeCreateStringHandleA(DWORD idInst, LPCSTR psz, int iCodePage);
HSZ WINAPI DdeCreateStringHandleW(DWORD idInst, LPCWSTR psz, int iCodePage);
#ifdef UNICODE
#define DdeCreateStringHandle DdeCreateStringHandleW
#else
#define DdeCreateStringHandle DdeCreateStringHandleA
#endif // !UNICODE
DWORD WINAPI DdeQueryStringA(DWORD idInst, HSZ hsz, LPSTR psz, DWORD cchMax, int iCodePage);
DWORD WINAPI DdeQueryStringW(DWORD idInst, HSZ hsz, LPWSTR psz, DWORD cchMax, int iCodePage);
#ifdef UNICODE
#define DdeQueryString DdeQueryStringW
#else
#define DdeQueryString DdeQueryStringA
#endif // !UNICODE
BOOL WINAPI DdeFreeStringHandle(DWORD idInst, HSZ hsz);
BOOL WINAPI DdeKeepStringHandle(DWORD idInst, HSZ hsz);
int WINAPI DdeCmpStringHandles(HSZ hsz1, HSZ hsz2);
#ifndef NODDEMLSPY
/*
* DDEML public debugging header file info
*/
typedef struct tagDDEML_MSG_HOOK_DATA { // new for NT
UINT uiLo; // unpacked lo and hi parts of lParam
UINT uiHi;
DWORD cbData; // amount of data in message, if any. May be > than 32 bytes.
DWORD Data[8]; // data peeking by DDESPY is limited to 32 bytes.
} DDEML_MSG_HOOK_DATA, *PDDEML_MSG_HOOK_DATA;
typedef struct tagMONMSGSTRUCT {
UINT cb;
HWND hwndTo;
DWORD dwTime;
HANDLE hTask;
UINT wMsg;
WPARAM wParam;
LPARAM lParam;
DDEML_MSG_HOOK_DATA dmhd; // new for NT
} MONMSGSTRUCT, *PMONMSGSTRUCT;
typedef struct tagMONCBSTRUCT {
UINT cb;
DWORD dwTime;
HANDLE hTask;
DWORD dwRet;
UINT wType;
UINT wFmt;
HCONV hConv;
HSZ hsz1;
HSZ hsz2;
HDDEDATA hData;
DWORD dwData1;
DWORD dwData2;
CONVCONTEXT cc; // new for NT for XTYP_CONNECT callbacks
DWORD cbData; // new for NT for data peeking
DWORD Data[8]; // new for NT for data peeking
} MONCBSTRUCT, *PMONCBSTRUCT;
typedef struct tagMONHSZSTRUCTA {
UINT cb;
BOOL fsAction; /* MH_ value */
DWORD dwTime;
HSZ hsz;
HANDLE hTask;
CHAR str[1];
} MONHSZSTRUCTA, *PMONHSZSTRUCTA;
typedef struct tagMONHSZSTRUCTW {
UINT cb;
BOOL fsAction; /* MH_ value */
DWORD dwTime;
HSZ hsz;
HANDLE hTask;
WCHAR str[1];
} MONHSZSTRUCTW, *PMONHSZSTRUCTW;
#ifdef UNICODE
typedef MONHSZSTRUCTW MONHSZSTRUCT;
typedef PMONHSZSTRUCTW PMONHSZSTRUCT;
#else
typedef MONHSZSTRUCTA MONHSZSTRUCT;
typedef PMONHSZSTRUCTA PMONHSZSTRUCT;
#endif // UNICODE
#define MH_CREATE 1
#define MH_KEEP 2
#define MH_DELETE 3
#define MH_CLEANUP 4
typedef struct tagMONERRSTRUCT {
UINT cb;
UINT wLastError;
DWORD dwTime;
HANDLE hTask;
} MONERRSTRUCT, *PMONERRSTRUCT;
typedef struct tagMONLINKSTRUCT {
UINT cb;
DWORD dwTime;
HANDLE hTask;
BOOL fEstablished;
BOOL fNoData;
HSZ hszSvc;
HSZ hszTopic;
HSZ hszItem;
UINT wFmt;
BOOL fServer;
HCONV hConvServer;
HCONV hConvClient;
} MONLINKSTRUCT, *PMONLINKSTRUCT;
typedef struct tagMONCONVSTRUCT {
UINT cb;
BOOL fConnect;
DWORD dwTime;
HANDLE hTask;
HSZ hszSvc;
HSZ hszTopic;
HCONV hConvClient; // Globally unique value != apps local hConv
HCONV hConvServer; // Globally unique value != apps local hConv
} MONCONVSTRUCT, *PMONCONVSTRUCT;
#define MAX_MONITORS 4
#define APPCLASS_MONITOR 0x00000001L
#define XTYP_MONITOR (0x00F0 | XCLASS_NOTIFICATION | XTYPF_NOBLOCK)
/*
* Callback filter flags for use with MONITOR apps - 0 implies no monitor
* callbacks.
*/
#define MF_HSZ_INFO 0x01000000
#define MF_SENDMSGS 0x02000000
#define MF_POSTMSGS 0x04000000
#define MF_CALLBACKS 0x08000000
#define MF_ERRORS 0x10000000
#define MF_LINKS 0x20000000
#define MF_CONV 0x40000000
#define MF_MASK 0xFF000000
#endif /* NODDEMLSPY */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* _INC_DDEMLH */
