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winecfg: Load the existing drive config from mountmgr instead of relying on QueryDosDevice.
This commit is contained in:
Alexandre Julliard
parent
18b66912b7
commit
abe00bbebe
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@ -256,121 +256,57 @@ static HANDLE open_mountmgr(void)
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}
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/* Load currently defined drives into the drives array */
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void load_drives(void)
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BOOL load_drives(void)
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{
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WCHAR *devices, *dev;
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int len;
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int drivecount = 0, i;
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int retval;
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static const int arraysize = 512;
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const char *config_dir = wine_get_config_dir();
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char *path;
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DWORD i, size = 1024;
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HANDLE mgr;
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WCHAR root[] = {'A',':',0};
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WINE_TRACE("\n");
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if ((mgr = open_mountmgr()) == INVALID_HANDLE_VALUE) return FALSE;
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/* setup the drives array */
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dev = devices = HeapAlloc(GetProcessHeap(), 0, arraysize * sizeof(WCHAR));
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len = GetLogicalDriveStringsW(arraysize, devices);
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/* make all devices unused */
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for (i = 0; i < 26; i++)
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while (root[0] <= 'Z')
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{
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drives[i].letter = 'A' + i;
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drives[i].in_use = FALSE;
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drives[i].serial = 0;
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struct mountmgr_unix_drive input;
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struct mountmgr_unix_drive *data;
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HeapFree(GetProcessHeap(), 0, drives[i].unixpath);
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drives[i].unixpath = NULL;
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if (!(data = HeapAlloc( GetProcessHeap(), 0, size ))) break;
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HeapFree(GetProcessHeap(), 0, drives[i].label);
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drives[i].label = NULL;
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}
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memset( &input, 0, sizeof(input) );
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input.letter = root[0];
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/* work backwards through the result of GetLogicalDriveStrings */
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while (len)
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{
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WCHAR volname[512]; /* volume name */
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DWORD serial;
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char simplepath[3];
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char targetpath[256];
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char *c;
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WINE_TRACE("devices == %s\n", wine_dbgstr_w(devices));
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volname[0] = 0;
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retval = GetVolumeInformationW(devices, volname, sizeof(volname)/sizeof(WCHAR),
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&serial, NULL, NULL, NULL, 0);
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if(!retval)
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if (DeviceIoControl( mgr, IOCTL_MOUNTMGR_QUERY_UNIX_DRIVE, &input, sizeof(input),
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data, size, NULL, NULL ))
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{
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WINE_ERR("GetVolumeInformation() for %s failed, setting serial to 0\n",
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wine_dbgstr_w(devices));
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PRINTERROR();
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serial = 0;
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char *unixpath = NULL, *device = NULL;
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WCHAR volname[MAX_PATH];
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DWORD serial;
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if (data->mount_point_offset) unixpath = (char *)data + data->mount_point_offset;
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if (data->device_offset) device = (char *)data + data->device_offset;
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if (!GetVolumeInformationW( root, volname, sizeof(volname)/sizeof(WCHAR),
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&serial, NULL, NULL, NULL, 0 ))
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{
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volname[0] = 0;
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serial = 0;
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}
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if (unixpath) /* FIXME: handle unmounted drives too */
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add_drive( root[0], unixpath, device, volname, serial, get_drive_type(root[0]) );
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root[0]++;
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}
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WINE_TRACE("serial: '0x%X'\n", serial);
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/* QueryDosDevice() requires no trailing backslash */
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simplepath[0] = devices[0];
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simplepath[1] = ':';
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simplepath[2] = 0;
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QueryDosDevice(simplepath, targetpath, sizeof(targetpath));
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/* targetpath may have forward slashes rather than backslashes, so correct */
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c = targetpath;
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do if (*c == '\\') *c = '/'; while (*c++);
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add_drive(*devices, targetpath, NULL, volname, serial, get_drive_type(devices[0]) );
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len -= lstrlenW(devices);
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devices += lstrlenW(devices);
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/* skip over any nulls */
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while ((*devices == 0) && (len))
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else
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{
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len--;
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devices++;
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if (GetLastError() == ERROR_MORE_DATA) size = data->size;
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else root[0]++; /* skip this drive */
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}
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drivecount++;
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}
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/* Find all the broken symlinks we might have and add them as well. */
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len = strlen(config_dir) + sizeof("/dosdevices/a:");
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if (!(path = HeapAlloc(GetProcessHeap(), 0, len)))
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return;
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strcpy(path, config_dir);
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strcat(path, "/dosdevices/a:");
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for (i = 0; i < 26; i++)
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{
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char buff[MAX_PATH];
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struct stat st;
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int cnt;
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if (drives[i].in_use) continue;
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path[len - 3] = 'a' + i;
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if (lstat(path, &st) == -1 || !S_ISLNK(st.st_mode)) continue;
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if ((cnt = readlink(path, buff, sizeof(buff))) == -1) continue;
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buff[cnt] = '\0';
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WINE_TRACE("found broken symlink %s -> %s\n", path, buff);
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add_drive('A' + i, buff, NULL, NULL, 0, DRIVE_UNKNOWN);
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drivecount++;
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HeapFree( GetProcessHeap(), 0, data );
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}
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/* reset modified flags */
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for (i = 0; i < 26; i++) drives[i].modified = FALSE;
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WINE_TRACE("found %d drives\n", drivecount);
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HeapFree(GetProcessHeap(), 0, path);
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HeapFree(GetProcessHeap(), 0, dev);
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CloseHandle( mgr );
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return TRUE;
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}
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/* some of this code appears to be broken by bugs in Wine: the label
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@ -90,7 +90,7 @@ INT_PTR CALLBACK AudioDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lPara
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INT_PTR CALLBACK ThemeDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam);
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/* Drive management */
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void load_drives(void);
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BOOL load_drives(void);
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int autodetect_drives(void);
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struct drive
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