mirror of
https://github.com/reactos/reactos.git
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202 lines
5.1 KiB
C
202 lines
5.1 KiB
C
#include <user32.h>
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WINE_DEFAULT_DEBUG_CHANNEL(resource);
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#ifndef _CFGMGR32_H_
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#define CR_SUCCESS 0x00000000
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#define CR_OUT_OF_MEMORY 0x00000002
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#define CR_INVALID_POINTER 0x00000003
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#define CR_INVALID_DATA 0x0000001F
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#endif
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typedef DWORD (WINAPI *CMP_REGNOTIFY) (HANDLE, LPVOID, DWORD, PULONG);
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typedef DWORD (WINAPI *CMP_UNREGNOTIFY) (ULONG );
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static HINSTANCE hSetupApi = NULL;
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/**********************************************************************
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* LoadStringW (USER32.@)
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* Synced with Wine Staging 1.7.55
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*/
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INT WINAPI LoadStringW( HINSTANCE instance, UINT resource_id,
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LPWSTR buffer, INT buflen )
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{
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HGLOBAL hmem;
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HRSRC hrsrc;
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WCHAR *p;
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int string_num;
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int i;
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TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n",
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instance, resource_id, buffer, buflen);
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if(buffer == NULL)
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return 0;
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/* Use loword (incremented by 1) as resourceid */
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hrsrc = FindResourceW( instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1),
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(LPWSTR)RT_STRING );
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if (!hrsrc) return 0;
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hmem = LoadResource( instance, hrsrc );
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if (!hmem) return 0;
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p = LockResource(hmem);
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string_num = resource_id & 0x000f;
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for (i = 0; i < string_num; i++)
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p += *p + 1;
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TRACE("strlen = %d\n", (int)*p );
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/*if buflen == 0, then return a read-only pointer to the resource itself in buffer
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it is assumed that buffer is actually a (LPWSTR *) */
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if(buflen == 0)
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{
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*((LPWSTR *)buffer) = p + 1;
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return *p;
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}
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i = min(buflen - 1, *p);
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if (i > 0) {
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memcpy(buffer, p + 1, i * sizeof (WCHAR));
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buffer[i] = 0;
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} else {
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if (buflen > 1) {
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buffer[0] = 0;
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return 0;
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}
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}
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TRACE("%s loaded !\n", debugstr_w(buffer));
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return i;
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}
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/**********************************************************************
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* LoadStringA (USER32.@)
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* Synced with Wine Staging 1.7.55
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*/
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INT WINAPI LoadStringA( HINSTANCE instance, UINT resource_id, LPSTR buffer, INT buflen )
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{
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HGLOBAL hmem;
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HRSRC hrsrc;
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DWORD retval = 0;
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TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n",
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instance, resource_id, buffer, buflen);
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if (!buflen) return -1;
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/* Use loword (incremented by 1) as resourceid */
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if ((hrsrc = FindResourceW( instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1),
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(LPWSTR)RT_STRING )) &&
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(hmem = LoadResource( instance, hrsrc )))
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{
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const WCHAR *p = LockResource(hmem);
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unsigned int id = resource_id & 0x000f;
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while (id--) p += *p + 1;
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if (buflen != 1)
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RtlUnicodeToMultiByteN( buffer, buflen - 1, &retval, (PWSTR)(p + 1), *p * sizeof(WCHAR) );
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}
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buffer[retval] = 0;
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TRACE("returning %s\n", debugstr_a(buffer));
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return retval;
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}
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/*
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* @implemented
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*/
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HDEVNOTIFY
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WINAPI
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RegisterDeviceNotificationW(HANDLE hRecipient,
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LPVOID NotificationFilter,
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DWORD Flags)
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{
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DWORD ConfigRet = 0;
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CMP_REGNOTIFY RegNotify = NULL;
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HDEVNOTIFY hDevNotify = NULL;
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if (hSetupApi == NULL) hSetupApi = LoadLibraryA("SETUPAPI.DLL");
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if (hSetupApi == NULL) return NULL;
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RegNotify = (CMP_REGNOTIFY) GetProcAddress(hSetupApi, "CMP_RegisterNotification");
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if (RegNotify == NULL)
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{
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FreeLibrary(hSetupApi);
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hSetupApi = NULL;
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return NULL;
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}
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ConfigRet = RegNotify(hRecipient, NotificationFilter, Flags, (PULONG) &hDevNotify);
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if (ConfigRet != CR_SUCCESS)
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{
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switch (ConfigRet)
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{
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case CR_OUT_OF_MEMORY:
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SetLastError (ERROR_NOT_ENOUGH_MEMORY);
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break;
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case CR_INVALID_POINTER:
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SetLastError (ERROR_INVALID_PARAMETER);
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break;
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case CR_INVALID_DATA:
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SetLastError (ERROR_INVALID_DATA);
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break;
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default:
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SetLastError (ERROR_SERVICE_SPECIFIC_ERROR);
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break;
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}
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}
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return hDevNotify;
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}
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/*
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* @implemented
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*/
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BOOL
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WINAPI
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UnregisterDeviceNotification(HDEVNOTIFY Handle)
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{
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DWORD ConfigRet = 0;
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CMP_UNREGNOTIFY UnRegNotify = NULL;
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if (hSetupApi == NULL) hSetupApi = LoadLibraryA("SETUPAPI.DLL");
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if (hSetupApi == NULL) return FALSE;
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UnRegNotify = (CMP_UNREGNOTIFY) GetProcAddress(hSetupApi, "CMP_UnregisterNotification");
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if (UnRegNotify == NULL)
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{
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FreeLibrary(hSetupApi);
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hSetupApi = NULL;
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return FALSE;
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}
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ConfigRet = UnRegNotify((ULONG_PTR)Handle );
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if (ConfigRet != CR_SUCCESS)
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{
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switch (ConfigRet)
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{
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case CR_INVALID_POINTER:
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SetLastError (ERROR_INVALID_PARAMETER);
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break;
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case CR_INVALID_DATA:
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SetLastError (ERROR_INVALID_DATA);
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break;
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default:
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SetLastError (ERROR_SERVICE_SPECIFIC_ERROR);
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break;
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}
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return FALSE;
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}
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return TRUE;
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}
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/* EOF */
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