diff options
Diffstat (limited to 'qga')
| -rw-r--r-- | qga/commands-win32.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/qga/commands-win32.c b/qga/commands-win32.c index aaa71f1..15c9d79 100644 --- a/qga/commands-win32.c +++ b/qga/commands-win32.c @@ -958,11 +958,13 @@ static GuestFilesystemInfo *build_guest_fsinfo(char *guid, Error **errp) { DWORD info_size; char mnt, *mnt_point; + wchar_t wfs_name[32]; char fs_name[32]; - char vol_info[MAX_PATH+1]; + wchar_t vol_info[MAX_PATH + 1]; size_t len; uint64_t i64FreeBytesToCaller, i64TotalBytes, i64FreeBytes; GuestFilesystemInfo *fs = NULL; + HANDLE hLocalDiskHandle = NULL; GetVolumePathNamesForVolumeName(guid, (LPCH)&mnt, 0, &info_size); if (GetLastError() != ERROR_MORE_DATA) { @@ -977,18 +979,27 @@ static GuestFilesystemInfo *build_guest_fsinfo(char *guid, Error **errp) goto free; } + hLocalDiskHandle = CreateFile(guid, 0 , 0, NULL, OPEN_EXISTING, + FILE_ATTRIBUTE_NORMAL | + FILE_FLAG_BACKUP_SEMANTICS, NULL); + if (INVALID_HANDLE_VALUE == hLocalDiskHandle) { + error_setg_win32(errp, GetLastError(), "failed to get handle for volume"); + goto free; + } + len = strlen(mnt_point); mnt_point[len] = '\\'; mnt_point[len+1] = 0; - if (!GetVolumeInformation(mnt_point, vol_info, sizeof(vol_info), NULL, NULL, - NULL, (LPSTR)&fs_name, sizeof(fs_name))) { + + if (!GetVolumeInformationByHandleW(hLocalDiskHandle, vol_info, + sizeof(vol_info), NULL, NULL, NULL, + (LPWSTR) & wfs_name, sizeof(wfs_name))) { if (GetLastError() != ERROR_NOT_READY) { error_setg_win32(errp, GetLastError(), "failed to get volume info"); } goto free; } - fs_name[sizeof(fs_name) - 1] = 0; fs = g_malloc(sizeof(*fs)); fs->name = g_strdup(guid); fs->has_total_bytes = false; @@ -1007,9 +1018,11 @@ static GuestFilesystemInfo *build_guest_fsinfo(char *guid, Error **errp) fs->has_used_bytes = true; } } + wcstombs(fs_name, wfs_name, sizeof(wfs_name)); fs->type = g_strdup(fs_name); fs->disk = build_guest_disk_info(guid, errp); free: + CloseHandle(hLocalDiskHandle); g_free(mnt_point); return fs; } @@ -1027,8 +1040,12 @@ GuestFilesystemInfoList *qmp_guest_get_fsinfo(Error **errp) } do { - GuestFilesystemInfo *info = build_guest_fsinfo(guid, errp); - if (info == NULL) { + Error *local_err = NULL; + GuestFilesystemInfo *info = build_guest_fsinfo(guid, &local_err); + if (local_err) { + g_debug("failed to get filesystem info, ignoring error: %s", + error_get_pretty(local_err)); + error_free(local_err); continue; } new = g_malloc(sizeof(*ret)); |