mirror of
https://github.com/reactos/wine.git
synced 2024-12-05 02:07:16 +00:00
156 lines
4.2 KiB
C
156 lines
4.2 KiB
C
/*
|
|
* WINE ct-api wrapper
|
|
*
|
|
* Copyright 2007 Christian Eggers
|
|
*
|
|
* 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"
|
|
#include <string.h>
|
|
#include "wine/library.h"
|
|
#include "wine/debug.h"
|
|
#include "windef.h"
|
|
#include "winreg.h"
|
|
#include "winnls.h"
|
|
#include "ctapi.h"
|
|
|
|
WINE_DEFAULT_DEBUG_CHANNEL(ctapi32);
|
|
|
|
#define FALLBACK_LIBCTAPI "libctapi.so"
|
|
static const WCHAR value_name[] = {'l','i','b','r','a','r','y',0};
|
|
|
|
|
|
static IS8 (*pCT_init)(IU16 ctn, IU16 pn) = NULL;
|
|
static IS8 (*pCT_data)(IU16 ctn, IU8 *dad, IU8 *sad, IU16 lenc, IU8 *command,
|
|
IU16 *lenr, IU8 *response) = NULL;
|
|
static IS8 (*pCT_close)(IU16 ctn) = NULL;
|
|
|
|
static void *ctapi_handle = NULL;
|
|
|
|
|
|
static int load_functions(void) {
|
|
char soname[MAX_PATH] = FALLBACK_LIBCTAPI, buffer[MAX_PATH];
|
|
LONG result;
|
|
HKEY key_handle;
|
|
|
|
if (pCT_init) /* loaded already */
|
|
return 0;
|
|
|
|
/* Try to get name of low level library from registry */
|
|
/* @@ Wine registry key: HKCU\Software\Wine\ctapi32 */
|
|
result = RegOpenKeyExA(HKEY_CURRENT_USER, "Software\\Wine\\ctapi32", 0, KEY_READ, &key_handle);
|
|
if (result == ERROR_SUCCESS) {
|
|
DWORD type, size;
|
|
WCHAR buffer_w[MAX_PATH];
|
|
|
|
size = sizeof(buffer_w) - sizeof(WCHAR); /* Leave space for null termination */
|
|
result = RegQueryValueExW(key_handle, value_name, NULL, &type, (LPBYTE)buffer_w, &size);
|
|
if ((result == ERROR_SUCCESS) && (type == REG_SZ)) {
|
|
int len;
|
|
|
|
/* Null termination */
|
|
buffer_w[size / sizeof(WCHAR)] = '\0';
|
|
len = WideCharToMultiByte(CP_UNIXCP, 0, buffer_w, -1, buffer, sizeof(buffer), NULL, NULL);
|
|
if (len)
|
|
memcpy(soname, buffer, len);
|
|
}
|
|
RegCloseKey(key_handle);
|
|
}
|
|
|
|
TRACE("Loading library '%s'\n", soname);
|
|
ctapi_handle = wine_dlopen(soname, RTLD_NOW, NULL, 0);
|
|
if (ctapi_handle) {
|
|
TRACE("Successfully loaded '%s'\n", soname);
|
|
}
|
|
else {
|
|
MESSAGE("Wine cannot find any usable hardware library, ctapi32.dll not working.\n");
|
|
MESSAGE("Please create the key \"HKEY_CURRENT_USER\\Software\\Wine\\ctapi32\" in your registry\n");
|
|
MESSAGE("and set the value \"library\" to your library name (e.g. \"libctapi-cyberjack.so.1\" or \"/usr/lib/readers/libctapi.so\").\n");
|
|
return 1;
|
|
}
|
|
|
|
#define LOAD_FUNCPTR(f) if((p##f = wine_dlsym(ctapi_handle, #f, NULL, 0)) == NULL){WARN("Can't find symbol %s\n", #f); return 1;}
|
|
LOAD_FUNCPTR(CT_init);
|
|
LOAD_FUNCPTR(CT_data);
|
|
LOAD_FUNCPTR(CT_close);
|
|
#undef LOAD_FUNCPTR
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void unload_functions(void)
|
|
{
|
|
pCT_close = NULL;
|
|
pCT_data = NULL;
|
|
pCT_init = NULL;
|
|
if (ctapi_handle)
|
|
wine_dlclose(ctapi_handle, NULL, 0);
|
|
}
|
|
|
|
|
|
/*
|
|
* ct-API specific functions
|
|
*/
|
|
|
|
IS8 WINAPI WIN_CT_init(IU16 ctn, IU16 pn)
|
|
{
|
|
if (!pCT_init)
|
|
return ERR_HOST;
|
|
return pCT_init(ctn, pn);
|
|
}
|
|
|
|
IS8 WINAPI WIN_CT_data(IU16 ctn, IU8 *dad, IU8 *sad, IU16 lenc, IU8 *command, IU16 *lenr, IU8 *response)
|
|
{
|
|
if (!pCT_data)
|
|
return ERR_HOST;
|
|
return pCT_data(ctn, dad, sad, lenc, command, lenr, response);
|
|
}
|
|
|
|
IS8 WINAPI WIN_CT_close(IU16 ctn)
|
|
{
|
|
if (!pCT_close)
|
|
return ERR_HOST;
|
|
return pCT_close(ctn);
|
|
}
|
|
|
|
/*
|
|
* Dll Main function
|
|
*/
|
|
BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
|
|
{
|
|
TRACE("%p,%x,%p\n", hinstDLL, fdwReason, lpvReserved);
|
|
|
|
switch (fdwReason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
{
|
|
DisableThreadLibraryCalls(hinstDLL);
|
|
/* Try to load low-level library */
|
|
if (load_functions() != 0)
|
|
return FALSE; /* error */
|
|
break;
|
|
}
|
|
case DLL_PROCESS_DETACH:
|
|
{
|
|
unload_functions();
|
|
break;
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|