wine/dlls/msxml3/main.c
2010-03-29 12:14:53 +02:00

192 lines
4.8 KiB
C

/*
* MSXML Class Factory
*
* Copyright 2002 Lionel Ulmer
* Copyright 2005 Mike McCormack
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#define COBJMACROS
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "msxml.h"
#include "msxml2.h"
#include "wine/unicode.h"
#include "wine/debug.h"
#include "wine/library.h"
#include "msxml_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(msxml);
#ifdef HAVE_LIBXML2
/* Support for loading xml files from a Wine Windows drive */
static int wineXmlMatchCallback (char const * filename)
{
int nRet = 0;
TRACE("%s\n", filename);
/*
* We will deal with loading XML files from the file system
* We only care about files that linux cannot find.
* e.g. C:,D: etc
*/
if(isalpha(filename[0]) && filename[1] == ':')
nRet = 1;
return nRet;
}
static void *wineXmlOpenCallback (char const * filename)
{
BSTR sFilename = bstr_from_xmlChar( (const xmlChar*)filename);
HANDLE hFile;
TRACE("%s\n", debugstr_w(sFilename));
hFile = CreateFileW(sFilename, GENERIC_READ,FILE_SHARE_READ, NULL,
OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE) hFile = 0;
SysFreeString(sFilename);
return hFile;
}
static int wineXmlReadCallback(void * context, char * buffer, int len)
{
DWORD dwBytesRead;
TRACE("%p %s %d\n", context, buffer, len);
if ((context == NULL) || (buffer == NULL))
return(-1);
if(!ReadFile( context, buffer,len, &dwBytesRead, NULL))
{
ERR("Failed to read file\n");
return -1;
}
TRACE("Read %d\n", dwBytesRead);
return dwBytesRead;
}
static int wineXmlFileCloseCallback (void * context)
{
return CloseHandle(context) ? 0 : -1;
}
#endif
HRESULT WINAPI DllCanUnloadNow(void)
{
return S_FALSE;
}
void* libxslt_handle = NULL;
#ifdef SONAME_LIBXSLT
# define DECL_FUNCPTR(f) typeof(f) * p##f = NULL
DECL_FUNCPTR(xsltApplyStylesheet);
DECL_FUNCPTR(xsltCleanupGlobals);
DECL_FUNCPTR(xsltFreeStylesheet);
DECL_FUNCPTR(xsltParseStylesheetDoc);
# undef MAKE_FUNCPTR
#endif
static void init_libxslt(void)
{
#ifdef SONAME_LIBXSLT
void (*pxsltInit)(void); /* Missing in libxslt <= 1.1.14 */
libxslt_handle = wine_dlopen(SONAME_LIBXSLT, RTLD_NOW, NULL, 0);
if (!libxslt_handle)
return;
#define LOAD_FUNCPTR(f, needed) if ((p##f = wine_dlsym(libxslt_handle, #f, NULL, 0)) == NULL && needed) { WARN("Can't find symbol %s\n", #f); goto sym_not_found; }
LOAD_FUNCPTR(xsltInit, 0);
LOAD_FUNCPTR(xsltApplyStylesheet, 1);
LOAD_FUNCPTR(xsltCleanupGlobals, 1);
LOAD_FUNCPTR(xsltFreeStylesheet, 1);
LOAD_FUNCPTR(xsltParseStylesheetDoc, 1);
#undef LOAD_FUNCPTR
if (pxsltInit)
pxsltInit();
return;
sym_not_found:
wine_dlclose(libxslt_handle, NULL, 0);
libxslt_handle = NULL;
#endif
}
BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
switch(fdwReason)
{
case DLL_PROCESS_ATTACH:
#ifdef HAVE_LIBXML2
xmlInitParser();
/* Set the default indent character to a single tab,
for this thread and as default for new threads */
xmlTreeIndentString = "\t";
xmlThrDefTreeIndentString("\t");
/* Register callbacks for loading XML files */
if(xmlRegisterInputCallbacks(wineXmlMatchCallback, wineXmlOpenCallback,
wineXmlReadCallback, wineXmlFileCloseCallback) == -1)
WARN("Failed to register callbacks\n");
#endif
init_libxslt();
DisableThreadLibraryCalls(hInstDLL);
break;
case DLL_PROCESS_DETACH:
#ifdef SONAME_LIBXSLT
if (libxslt_handle)
{
pxsltCleanupGlobals();
wine_dlclose(libxslt_handle, NULL, 0);
libxslt_handle = NULL;
}
#endif
#ifdef HAVE_LIBXML2
/* Restore default Callbacks */
xmlCleanupInputCallbacks();
xmlRegisterDefaultInputCallbacks();
xmlCleanupParser();
#endif
release_typelib();
break;
}
return TRUE;
}