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Sweden-Number/misc/ddeml.c

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/*
* DDEML library
*
* Copyright 1997 Alexandre Julliard
* Copyright 1997 Len White
*/
/* Only empty stubs for now */
#include <stdlib.h>
#include <strings.h>
#include "ddeml.h"
#include "debug.h"
#include "windows.h"
#include "heap.h"
/* FIXME: What are these values? */
#define DMLERR_NO_ERROR 0
/* Has defined in atom.c file.
*/
#define MAX_ATOM_LEN 255
/* Maximum buffer size ( including the '\0' ).
*/
#define MAX_BUFFER_LEN (MAX_ATOM_LEN + 1)
static LONG DDE_current_handle;
/* This is a simple list to keep track of the strings created
* by DdeCreateStringHandle. The list is used to free
* the strings whenever DdeUninitialize is called.
* This mechanism is not complete and does not handle multiple instances.
* Most of the DDE API use a DWORD parameter indicating witch instance
* of a given program is calling them. The API are supposed to
* associate the data to the instance that created it.
*/
typedef struct tagHSZNode HSZNode;
struct tagHSZNode
{
HSZNode* next;
HSZ hsz;
};
/* Start off the list pointer with a NULL.
*/
static HSZNode* pHSZNodes = NULL;
/******************************************************************************
* RemoveHSZNodes (INTERNAL)
*
* Remove a node from the list of HSZ nodes.
*/
static void RemoveHSZNode( DWORD idInst, HSZ hsz )
{
HSZNode* pPrev = NULL;
HSZNode* pCurrent = NULL;
/* Set the current node at the start of the list.
*/
pCurrent = pHSZNodes;
/* While we have more nodes.
*/
while( pCurrent != NULL )
{
/* If we found the node we were looking for.
*/
if( pCurrent->hsz == hsz )
{
/* Remove the node.
*/
/* If the first node in the list is to to be removed.
* Set the global list pointer to the next node.
*/
if( pCurrent == pHSZNodes )
{
pHSZNodes = pCurrent->next;
}
/* Just fix the pointers has to skip the current
* node so we can delete it.
*/
else
{
pPrev->next = pCurrent->next;
}
/* Destroy this node.
*/
free( pCurrent );
break;
}
/* Save the previous node pointer.
*/
pPrev = pCurrent;
/* Move on to the next node.
*/
pCurrent = pCurrent->next;
}
}
/******************************************************************************
* FreeAndRemoveHSZNodes (INTERNAL)
*
* Frees up all the strings still allocated in the list and
* remove all the nodes from the list of HSZ nodes.
*/
static void FreeAndRemoveHSZNodes( DWORD idInst )
{
/* Free any strings created in this instance.
*/
while( pHSZNodes != NULL )
{
DdeFreeStringHandle32( idInst, pHSZNodes->hsz );
}
}
/******************************************************************************
* InsertHSZNode (INTERNAL)
*
* Insert a node to the head of the list.
*/
static void InsertHSZNode( DWORD idInst, HSZ hsz )
{
if( hsz != 0 )
{
HSZNode* pNew = NULL;
/* Create a new node for this HSZ.
*/
pNew = (HSZNode*) malloc( sizeof( HSZNode ) );
if( pNew != NULL )
{
/* Set the handle value.
*/
pNew->hsz = hsz;
/* Attach the node to the head of the list.
*/
pNew->next = pHSZNodes;
/* The new node is now at the head of the list
* so set the global list pointer to it.
*/
pHSZNodes = pNew;
}
}
}
/******************************************************************************
* DdeInitialize16 (DDEML.2)
*/
UINT16 WINAPI DdeInitialize16( LPDWORD pidInst, PFNCALLBACK16 pfnCallback,
DWORD afCmd, DWORD ulRes)
{
return (UINT16)DdeInitialize32A(pidInst,(PFNCALLBACK32)pfnCallback,
afCmd, ulRes);
}
/******************************************************************************
* DdeInitialize32A (USER32.106)
*/
UINT32 WINAPI DdeInitialize32A( LPDWORD pidInst, PFNCALLBACK32 pfnCallback,
DWORD afCmd, DWORD ulRes )
{
return DdeInitialize32W(pidInst,pfnCallback,afCmd,ulRes);
}
/******************************************************************************
* DdeInitialize32W [USER32.107]
* Registers an application with the DDEML
*
* PARAMS
* pidInst [I] Pointer to instance identifier
* pfnCallback [I] Pointer to callback function
* afCmd [I] Set of command and filter flags
* ulRes [I] Reserved
*
* RETURNS
* Success: DMLERR_NO_ERROR
* Failure: DMLERR_DLL_USAGE, DMLERR_INVALIDPARAMETER, DMLERR_SYS_ERROR
*/
UINT32 WINAPI DdeInitialize32W( LPDWORD pidInst, PFNCALLBACK32 pfnCallback,
DWORD afCmd, DWORD ulRes )
{
FIXME(ddeml, "(%p,%p,0x%lx,%ld): stub\n",pidInst,pfnCallback,afCmd,ulRes);
if(pidInst)
*pidInst = 0;
if( ulRes )
ERR(dde, "Reserved value not zero? What does this mean?\n");
return DMLERR_NO_ERROR;
}
/*****************************************************************
* DdeUninitialize16 (DDEML.3)
*/
BOOL16 WINAPI DdeUninitialize16( DWORD idInst )
{
return (BOOL16)DdeUninitialize32( idInst );
}
/*****************************************************************
* DdeUninitialize32 [USER32.119] Frees DDEML resources
*
* PARAMS
* idInst [I] Instance identifier
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL32 WINAPI DdeUninitialize32( DWORD idInst )
{
FIXME(ddeml, "(%ld): stub\n", idInst);
/* Free the nodes that were not freed by this instance
* and remove the nodes from the list of HSZ nodes.
*/
FreeAndRemoveHSZNodes( idInst );
return TRUE;
}
/*****************************************************************
* DdeConnectList16 [DDEML.4]
*/
HCONVLIST WINAPI DdeConnectList16( DWORD idInst, HSZ hszService, HSZ hszTopic,
HCONVLIST hConvList, LPCONVCONTEXT16 pCC )
{
return DdeConnectList32(idInst, hszService, hszTopic, hConvList,
(LPCONVCONTEXT32)pCC);
}
/******************************************************************************
* DdeConnectList32 [USER32.93] Establishes conversation with DDE servers
*
* PARAMS
* idInst [I] Instance identifier
* hszService [I] Handle to service name string
* hszTopic [I] Handle to topic name string
* hConvList [I] Handle to conversation list
* pCC [I] Pointer to structure with context data
*
* RETURNS
* Success: Handle to new conversation list
* Failure: 0
*/
HCONVLIST WINAPI DdeConnectList32( DWORD idInst, HSZ hszService, HSZ hszTopic,
HCONVLIST hConvList, LPCONVCONTEXT32 pCC )
{
FIXME(ddeml, "(%ld,%ld,%ld,%ld,%p): stub\n", idInst, hszService, hszTopic,
hConvList,pCC);
return 1;
}
/*****************************************************************
* DdeQueryNextServer16 [DDEML.5]
*/
HCONV WINAPI DdeQueryNextServer16( HCONVLIST hConvList, HCONV hConvPrev )
{
return DdeQueryNextServer32(hConvList, hConvPrev);
}
/*****************************************************************
* DdeQueryNextServer32 [USER32.112]
*/
HCONV WINAPI DdeQueryNextServer32( HCONVLIST hConvList, HCONV hConvPrev )
{
FIXME(ddeml, "(%ld,%ld): stub\n",hConvList,hConvPrev);
return 0;
}
/*****************************************************************
* DdeQueryString32A [USER32.113]
*/
DWORD WINAPI DdeQueryString32A(DWORD idInst, HSZ hsz, LPSTR psz, DWORD cchMax, INT32 iCodePage)
{
DWORD ret = 0;
CHAR pString[MAX_BUFFER_LEN];
FIXME(ddeml,
"(%ld, 0x%lx, %p, %ld, %d): stub\n",
idInst,
hsz,
psz,
cchMax,
iCodePage);
if( iCodePage == CP_WINANSI )
{
/* If psz is null, we have to return only the length
* of the string.
*/
if( psz == NULL )
{
psz = pString;
cchMax = MAX_BUFFER_LEN;
}
ret = GlobalGetAtomName32A( hsz, (LPSTR)psz, cchMax );
}
return ret;
}
/*****************************************************************
* DdeQueryString32W [USER32.114]
*/
DWORD WINAPI DdeQueryString32W(DWORD idInst, HSZ hsz, LPWSTR psz, DWORD cchMax, INT32 iCodePage)
{
DWORD ret = 0;
WCHAR pString[MAX_BUFFER_LEN];
int factor = 1;
FIXME(ddeml,
"(%ld, 0x%lx, %p, %ld, %d): stub\n",
idInst,
hsz,
psz,
cchMax,
iCodePage);
if( iCodePage == CP_WINUNICODE )
{
/* If psz is null, we have to return only the length
* of the string.
*/
if( psz == NULL )
{
psz = pString;
cchMax = MAX_BUFFER_LEN;
/* Note: According to documentation if the psz parameter
* was NULL this API must return the length of the string in bytes.
*/
factor = (int) sizeof(WCHAR)/sizeof(BYTE);
}
ret = GlobalGetAtomName32W( hsz, (LPWSTR)psz, cchMax ) * factor;
}
return ret;
}
/*****************************************************************
* DdeDisconnectList (DDEML.6)
*/
BOOL16 WINAPI DdeDisconnectList16( HCONVLIST hConvList )
{
return (BOOL16)DdeDisconnectList32(hConvList);
}
/******************************************************************************
* DdeDisconnectList32 [USER32.98] Destroys list and terminates conversations
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL32 WINAPI DdeDisconnectList32(
HCONVLIST hConvList) /* [in] Handle to conversation list */
{
FIXME(ddeml, "(%ld): stub\n", hConvList);
return TRUE;
}
/*****************************************************************
* DdeConnect16 (DDEML.7)
*/
HCONV WINAPI DdeConnect16( DWORD idInst, HSZ hszService, HSZ hszTopic,
LPCONVCONTEXT16 pCC )
{
FIXME( ddeml, "empty stub\n" );
return 0;
}
/*****************************************************************
* DdeConnect32 (USER32.92)
*/
HCONV WINAPI DdeConnect32( DWORD idInst, HSZ hszService, HSZ hszTopic,
LPCONVCONTEXT32 pCC )
{
FIXME(ddeml, "(0x%lx,%ld,%ld,%p): stub\n",idInst,hszService,hszTopic,
pCC);
return 0;
}
/*****************************************************************
* DdeDisconnect16 (DDEML.8)
*/
BOOL16 WINAPI DdeDisconnect16( HCONV hConv )
{
return (BOOL16)DdeDisconnect32( hConv );
}
/*****************************************************************
* DdeSetUserHandle (DDEML.10)
*/
BOOL16 WINAPI DdeSetUserHandle( HCONV hConv, DWORD id, DWORD hUser )
{
FIXME( ddeml, "(%ld,%ld,%ld): stub\n",hConv,id, hUser );
return 0;
}
/*****************************************************************
* DdeCreateDataHandle16 (DDEML.14)
*/
HDDEDATA WINAPI DdeCreateDataHandle16( DWORD idInst, LPBYTE pSrc, DWORD cb,
DWORD cbOff, HSZ hszItem, UINT16 wFmt,
UINT16 afCmd )
{
return DdeCreateDataHandle32(idInst,
pSrc,
cb,
cbOff,
hszItem,
wFmt,
afCmd);
}
/*****************************************************************
* DdeCreateDataHandle32 (USER32.94)
*/
HDDEDATA WINAPI DdeCreateDataHandle32( DWORD idInst, LPBYTE pSrc, DWORD cb,
DWORD cbOff, HSZ hszItem, UINT32 wFmt,
UINT32 afCmd )
{
FIXME( ddeml,
"(%ld,%p,%ld,%ld,0x%lx,%d,%d): stub\n",
idInst,
pSrc,
cb,
cbOff,
hszItem,
wFmt,
afCmd );
return 0;
}
/*****************************************************************
* DdeDisconnect32 (USER32.97)
*/
BOOL32 WINAPI DdeDisconnect32( HCONV hConv )
{
FIXME( ddeml, "empty stub\n" );
return 0;
}
/*****************************************************************
* DdeReconnect (DDEML.37) (USER32.115)
*/
HCONV WINAPI DdeReconnect( HCONV hConv )
{
FIXME( ddeml, "empty stub\n" );
return 0;
}
/*****************************************************************
* DdeCreateStringHandle16 (DDEML.21)
*/
HSZ WINAPI DdeCreateStringHandle16( DWORD idInst, LPCSTR str, INT16 codepage )
{
return DdeCreateStringHandle32A( idInst, str, codepage );
}
/*****************************************************************
* DdeCreateStringHandle32A [USER32.95]
*
* RETURNS
* Success: String handle
* Failure: 0
*/
HSZ WINAPI DdeCreateStringHandle32A( DWORD idInst, LPCSTR psz, INT32 codepage )
{
HSZ hsz = 0;
TRACE(ddeml, "(%ld,%s,%d): stub\n",idInst,debugstr_a(psz),codepage);
if (codepage==CP_WINANSI)
{
hsz = GlobalAddAtom32A (psz);
/* Save the handle so we know to clean it when
* uninitialize is called.
*/
InsertHSZNode( idInst, hsz );
return hsz;
}
return 0;
}
/******************************************************************************
* DdeCreateStringHandle32W [USER32.96] Creates handle to identify string
*
* RETURNS
* Success: String handle
* Failure: 0
*/
HSZ WINAPI DdeCreateStringHandle32W(
DWORD idInst, /* [in] Instance identifier */
LPCWSTR psz, /* [in] Pointer to string */
INT32 codepage) /* [in] Code page identifier */
{
HSZ hsz = 0;
FIXME(ddeml, "(%ld,%s,%d): stub\n",idInst,debugstr_w(psz),codepage);
if (codepage==CP_WINUNICODE)
{
hsz = GlobalAddAtom32W (psz);
/* Save the handle so we know to clean it when
* uninitialize is called.
*/
InsertHSZNode( idInst, hsz );
return hsz;
}
return 0;
}
/*****************************************************************
* DdeFreeStringHandle16 (DDEML.22)
*/
BOOL16 WINAPI DdeFreeStringHandle16( DWORD idInst, HSZ hsz )
{
return (BOOL32)DdeFreeStringHandle32( idInst, hsz );
}
/*****************************************************************
* DdeFreeStringHandle32 (USER32.101)
* RETURNS: success: nonzero
* fail: zero
*/
BOOL32 WINAPI DdeFreeStringHandle32( DWORD idInst, HSZ hsz )
{
TRACE( ddeml, "(%ld,%ld): stub\n",idInst, hsz );
/* Remove the node associated with this HSZ.
*/
RemoveHSZNode( idInst, hsz );
/* Free the string associated with this HSZ.
*/
return GlobalDeleteAtom (hsz) ? 0 : hsz;
}
/*****************************************************************
* DdeFreeDataHandle16 (DDEML.19)
*/
BOOL16 WINAPI DdeFreeDataHandle16( HDDEDATA hData )
{
return (BOOL32)DdeFreeDataHandle32( hData );
}
/*****************************************************************
* DdeFreeDataHandle32 (USER32.100)
*/
BOOL32 WINAPI DdeFreeDataHandle32( HDDEDATA hData )
{
FIXME( ddeml, "empty stub\n" );
return TRUE;
}
/*****************************************************************
* DdeKeepStringHandle16 (DDEML.24)
*/
BOOL16 WINAPI DdeKeepStringHandle16( DWORD idInst, HSZ hsz )
{
return (BOOL32)DdeKeepStringHandle32( idInst, hsz );
}
/*****************************************************************
* DdeKeepStringHandle32 (USER32.108)
*/
BOOL32 WINAPI DdeKeepStringHandle32( DWORD idInst, HSZ hsz )
{
FIXME( ddeml, "empty stub\n" );
return TRUE;
}
/*****************************************************************
* DdeClientTransaction16 (DDEML.11)
*/
HDDEDATA WINAPI DdeClientTransaction16( LPVOID pData, DWORD cbData,
HCONV hConv, HSZ hszItem, UINT16 wFmt,
UINT16 wType, DWORD dwTimeout,
LPDWORD pdwResult )
{
return DdeClientTransaction32( (LPBYTE)pData, cbData, hConv, hszItem,
wFmt, wType, dwTimeout, pdwResult );
}
/*****************************************************************
* DdeClientTransaction32 (USER32.90)
*/
HDDEDATA WINAPI DdeClientTransaction32( LPBYTE pData, DWORD cbData,
HCONV hConv, HSZ hszItem, UINT32 wFmt,
UINT32 wType, DWORD dwTimeout,
LPDWORD pdwResult )
{
FIXME( ddeml, "empty stub\n" );
return 0;
}
/*****************************************************************
* DdeAbandonTransaction (DDEML.12)
*/
BOOL16 WINAPI DdeAbandonTransaction( DWORD idInst, HCONV hConv,
DWORD idTransaction )
{
FIXME( ddeml, "empty stub\n" );
return 0;
}
/*****************************************************************
* DdePostAdvise16 [DDEML.13]
*/
BOOL16 WINAPI DdePostAdvise16( DWORD idInst, HSZ hszTopic, HSZ hszItem )
{
return (BOOL16)DdePostAdvise32(idInst, hszTopic, hszItem);
}
/******************************************************************************
* DdePostAdvise32 [USER32.110] Send transaction to DDE callback function.
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL32 WINAPI DdePostAdvise32(
DWORD idInst, /* [in] Instance identifier */
HSZ hszTopic, /* [in] Handle to topic name string */
HSZ hszItem) /* [in] Handle to item name string */
{
FIXME(ddeml, "(%ld,%ld,%ld): stub\n",idInst,hszTopic,hszItem);
return TRUE;
}
/*****************************************************************
* DdeAddData (DDEML.15)
*/
HDDEDATA WINAPI DdeAddData( HDDEDATA hData, LPBYTE pSrc, DWORD cb,
DWORD cbOff )
{
FIXME( ddeml, "empty stub\n" );
return 0;
}
/******************************************************************************
* DdeGetData32 [USER32.102] Copies data from DDE object ot local buffer
*
* RETURNS
* Size of memory object associated with handle
*/
DWORD WINAPI DdeGetData32(
HDDEDATA hData, /* [in] Handle to DDE object */
LPBYTE pDst, /* [in] Pointer to destination buffer */
DWORD cbMax, /* [in] Amount of data to copy */
DWORD cbOff) /* [in] Offset to beginning of data */
{
FIXME(ddeml, "(%ld,%p,%ld,%ld): stub\n",hData,pDst,cbMax,cbOff);
return cbMax;
}
/*****************************************************************
* DdeGetData16 [DDEML.16]
*/
DWORD WINAPI DdeGetData16(
HDDEDATA hData,
LPBYTE pDst,
DWORD cbMax,
DWORD cbOff)
{
return DdeGetData32(hData, pDst, cbMax, cbOff);
}
/*****************************************************************
* DdeAccessData16 (DDEML.17)
*/
LPBYTE WINAPI DdeAccessData16( HDDEDATA hData, LPDWORD pcbDataSize )
{
return DdeAccessData32(hData, pcbDataSize);
}
/*****************************************************************
* DdeAccessData32 (USER32.88)
*/
LPBYTE WINAPI DdeAccessData32( HDDEDATA hData, LPDWORD pcbDataSize )
{
FIXME( ddeml, "(%ld,%p): stub\n", hData, pcbDataSize);
return 0;
}
/*****************************************************************
* DdeUnaccessData16 (DDEML.18)
*/
BOOL16 WINAPI DdeUnaccessData16( HDDEDATA hData )
{
return DdeUnaccessData32(hData);
}
/*****************************************************************
* DdeUnaccessData32 (USER32.118)
*/
BOOL32 WINAPI DdeUnaccessData32( HDDEDATA hData )
{
FIXME( ddeml, "(0x%lx): stub\n", hData);
return 0;
}
/*****************************************************************
* DdeEnableCallback16 (DDEML.26)
*/
BOOL16 WINAPI DdeEnableCallback16( DWORD idInst, HCONV hConv, UINT16 wCmd )
{
return DdeEnableCallback32(idInst, hConv, wCmd);
}
/*****************************************************************
* DdeEnableCallback32 (USER32.99)
*/
BOOL32 WINAPI DdeEnableCallback32( DWORD idInst, HCONV hConv, UINT32 wCmd )
{
FIXME( ddeml, "(%ld, 0x%lx, %d) stub\n", idInst, hConv, wCmd);
return 0;
}
/*****************************************************************
* DdeNameService16 (DDEML.27)
*/
HDDEDATA WINAPI DdeNameService16( DWORD idInst, HSZ hsz1, HSZ hsz2,
UINT16 afCmd )
{
return DdeNameService32( idInst, hsz1, hsz2, afCmd );
}
/******************************************************************************
* DdeNameService32 [USER32.109] {Un}registers service name of DDE server
*
* PARAMS
* idInst [I] Instance identifier
* hsz1 [I] Handle to service name string
* hsz2 [I] Reserved
* afCmd [I] Service name flags
*
* RETURNS
* Success: Non-zero
* Failure: 0
*/
HDDEDATA WINAPI DdeNameService32( DWORD idInst, HSZ hsz1, HSZ hsz2,
UINT32 afCmd )
{
FIXME(ddeml, "(%ld,%ld,%ld,%d): stub\n",idInst,hsz1,hsz2,afCmd);
return 1;
}
/*****************************************************************
* DdeGetLastError16 (DDEML.20)
*/
UINT16 WINAPI DdeGetLastError16( DWORD idInst )
{
return (UINT16)DdeGetLastError32( idInst );
}
/******************************************************************************
* DdeGetLastError32 [USER32.103] Gets most recent error code
*
* PARAMS
* idInst [I] Instance identifier
*
* RETURNS
* Last error code
*/
UINT32 WINAPI DdeGetLastError32( DWORD idInst )
{
FIXME(ddeml, "(%ld): stub\n",idInst);
return 0;
}
/*****************************************************************
* DdeCmpStringHandles16 (DDEML.36)
*/
int WINAPI DdeCmpStringHandles16( HSZ hsz1, HSZ hsz2 )
{
return DdeCmpStringHandles32A(hsz1, hsz2);
}
/*****************************************************************
* DdeCmpStringHandles32A (USER32.91)
*
* Compares the value of two string handles. This comparison is
* not case sensitive.
*
* Returns:
* -1 The value of hsz1 is zero or less than hsz2
* 0 The values of hsz 1 and 2 are the same or both zero.
* 1 The value of hsz2 is zero of less than hsz1
*/
int WINAPI DdeCmpStringHandles32A( HSZ hsz1, HSZ hsz2 )
{
CHAR psz1[MAX_BUFFER_LEN];
CHAR psz2[MAX_BUFFER_LEN];
int ret = 0;
int ret1, ret2;
TRACE( ddeml, "handle 1, handle 2\n" );
ret1 = GlobalGetAtomName32A( hsz1, psz1, MAX_BUFFER_LEN );
ret2 = GlobalGetAtomName32A( hsz2, psz2, MAX_BUFFER_LEN );
/* Make sure we found both strings.
*/
if( ret1 == 0 && ret2 == 0 )
{
/* If both are not found, return both "zero strings".
*/
ret = 0;
}
else if( ret1 == 0 )
{
/* If hsz1 is a not found, return hsz1 is "zero string".
*/
ret = -1;
}
else if( ret2 == 0 )
{
/* If hsz2 is a not found, return hsz2 is "zero string".
*/
ret = 1;
}
else
{
/* Compare the two strings we got ( case insensitive ).
*/
ret = strcasecmp( psz1, psz2 );
/* Since strcmp returns any number smaller than
* 0 when the first string is found to be less than
* the second one we must make sure we are returning
* the proper values.
*/
if( ret < 0 )
{
ret = -1;
}
else if( ret > 0 )
{
ret = 1;
}
}
return ret;
}
/*****************************************************************
* DdeCmpStringHandles32W (USER32.623)
*
* Compares the value of two string handles. This comparison is
* not case sensitive.
*
* Returns:
* -1 The value of hsz1 is zero or less than hsz2
* 0 The values of hsz 1 and 2 are the same or both zero.
* 1 The value of hsz2 is zero of less than hsz1
*/
int WINAPI DdeCmpStringHandles32W( HSZ hsz1, HSZ hsz2 )
{
WCHAR pwsz1[MAX_BUFFER_LEN];
WCHAR pwsz2[MAX_BUFFER_LEN];
int ret = 0;
int ret1, ret2;
TRACE( ddeml, "handle 1, handle 2\n" );
ret1 = GlobalGetAtomName32W( hsz1, pwsz1, MAX_BUFFER_LEN );
ret2 = GlobalGetAtomName32W( hsz2, pwsz2, MAX_BUFFER_LEN );
/* Make sure we found both strings.
*/
if( ret1 == 0 && ret2 == 0 )
{
/* If both are not found, return both "zero strings".
*/
ret = 0;
}
else if( ret1 == 0 )
{
/* If hsz1 is a not found, return hsz1 is "zero string".
*/
ret = -1;
}
else if( ret2 == 0 )
{
/* If hsz2 is a not found, return hsz2 is "zero string".
*/
ret = 1;
}
else
{
LPSTR psz1, psz2;
psz1 = HEAP_strdupWtoA( GetProcessHeap(), 0, pwsz1 );
psz2 = HEAP_strdupWtoA( GetProcessHeap(), 0, pwsz2 );
if( psz1 != NULL && psz2 != NULL )
{
/* Compare the two strings we got ( case insensitive ).
*/
ret = strcasecmp( psz1, psz2 );
/* Since strcmp returns any number smaller than
* 0 when the first string is found to be less than
* the second one we must make sure we are returning
* the proper values.
*/
if( ret < 0 )
{
ret = -1;
}
else if( ret > 0 )
{
ret = 1;
}
}
HeapFree( GetProcessHeap(), 0, psz1 );
HeapFree( GetProcessHeap(), 0, psz2 );
}
return ret;
}
/*****************************************************************
* PackDDElParam (USER32.414)
*
* RETURNS
* success: nonzero
* failure: zero
*/
UINT32 WINAPI PackDDElParam(UINT32 msg, UINT32 uiLo, UINT32 uiHi)
{
FIXME(ddeml, "stub.\n");
return 0;
}
/*****************************************************************
* UnpackDDElParam (USER32.562)
*
* RETURNS
* success: nonzero
* failure: zero
*/
UINT32 WINAPI UnpackDDElParam(UINT32 msg, UINT32 lParam,
UINT32 *uiLo, UINT32 *uiHi)
{
FIXME(ddeml, "stub.\n");
return 0;
}
/*****************************************************************
* FreeDDElParam (USER32.204)
*
* RETURNS
* success: nonzero
* failure: zero
*/
UINT32 WINAPI FreeDDElParam(UINT32 msg, UINT32 lParam)
{
FIXME(ddeml, "stub.\n");
return 0;
}
/*****************************************************************
* ReuseDDElParam (USER32.446)
*
*/
UINT32 WINAPI ReuseDDElParam(UINT32 lParam, UINT32 msgIn, UINT32 msgOut,
UINT32 uiLi, UINT32 uiHi)
{
FIXME(ddeml, "stub.\n");
return 0;
}
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