174 static int write_int32(FILE* fh, int32_t val)  in write_int32()  argument
176     int res = fwrite(&val, 1, sizeof(val), fh);  in write_int32()
185 static int write_int64(FILE* fh, int64_t val)  in write_int64()  argument
187     int res = fwrite(&val, 1, sizeof(val), fh);   in write_int64()
236 static int write_header(FILE* fh, int type, const char* path, const struct stat* st)  in write_header()  argument
239     if (!write_int32(fh, type)) return 0;  in write_header()
240     if (!write_int32(fh, pathLen)) return 0;  in write_header()
241     if (fwrite(path, 1, pathLen, fh) != (size_t)pathLen) {  in write_header()
246     if (!write_int32(fh, st->st_uid)) return 0;  in write_header()
247     if (!write_int32(fh, st->st_gid)) return 0;  in write_header()
248     if (!write_int32(fh, st->st_mode)) return 0;  in write_header()
249     if (!write_int64(fh, ((int64_t)st->st_atime)*1000*1000*1000)) return 0;  in write_header()
250     if (!write_int64(fh, ((int64_t)st->st_mtime)*1000*1000*1000)) return 0;  in write_header()
251     if (!write_int64(fh, ((int64_t)st->st_ctime)*1000*1000*1000)) return 0;  in write_header()
256 static int backup_dir(FILE* fh, const char* srcPath)  in backup_dir()  argument
319             if (write_header(fh, TYPE_DIR, fullPath, &statBuffer) == 0) {  in backup_dir()
323             if (backup_dir(fh, fullPath) == 0) {  in backup_dir()
335             if (write_header(fh, TYPE_FILE, fullPath, &statBuffer) == 0) {  in backup_dir()
341             if (!write_int64(fh, size)) {  in backup_dir()
354             int copyres = copy_file(fh, src, size, NULL, fullPath);  in backup_dir()
377     FILE* fh = fopen(destPath, "w");  in backup_data()  local
378     if (fh == NULL) {  in backup_data()
389     if (!write_int32(fh, FILE_VERSION)) goto done;  in backup_data()
390     if (!write_int32(fh, opt_backupAll)) goto done;  in backup_data()
391     if (!backup_dir(fh, "/data")) goto done;  in backup_data()
392     if (!write_int32(fh, 0)) goto done;  in backup_data()
397     if (fflush(fh) != 0) {  in backup_data()
403     if (fsync(fileno(fh)) != 0) {  in backup_data()
409     fclose(fh);  in backup_data()
416 static int32_t read_int32(FILE* fh, int32_t defVal)  in read_int32()  argument
419     if (fread(&val, 1, sizeof(val), fh) != sizeof(val)) {  in read_int32()
427 static int64_t read_int64(FILE* fh, int64_t defVal)  in read_int64()  argument
430     if (fread(&val, 1, sizeof(val), fh) != sizeof(val)) {  in read_int64()
438 static int read_header(FILE* fh, int* type, char** path, struct stat* st)  in read_header()  argument
440     *type = read_int32(fh, -1);  in read_header()
450     int32_t pathLen = read_int32(fh, -1);  in read_header()
456     if (fread(readPath, 1, pathLen, fh) != (size_t)pathLen) {  in read_header()
464     st->st_uid = read_int32(fh, -1);  in read_header()
469     st->st_gid = read_int32(fh, -1);  in read_header()
474     st->st_mode = read_int32(fh, -1);  in read_header()
479     int64_t ltime = read_int64(fh, -1);  in read_header()
485     ltime = read_int64(fh, -1);  in read_header()
491     ltime = read_int64(fh, -1);  in read_header()
507     FILE* fh = fopen(srcPath, "r");  in restore_data()  local
508     if (fh == NULL) {  in restore_data()
514     inputFileVersion = read_int32(fh, 0);  in restore_data()
521         opt_backupAll = read_int32(fh, 0);  in restore_data()
539         if (read_header(fh, &type, &path, &statBuffer) == 0) {  in restore_data()
564             off_t size = read_int64(fh, -1);  in restore_data()
581             int copyres = copy_file(dest, fh, size, path, NULL);  in restore_data()
626     fclose(fh);  in restore_data()