+ if (file->type != TEST_FILE)
+ continue;
+
+ /* the read_file() interface always adds a trailing null
+ * for string-safety; do the same here */
+ tmp = talloc_array(test, char, file->size + 1);
+ memcpy(tmp, file->data, file->size);
+ tmp[file->size] = '\0';
+ *buf = tmp;
+ *len = file->size;
+ return 0;
+ }
+
+ return -1;
+}
+
+int parser_stat_path(struct discover_context *ctx,
+ struct discover_device *dev, const char *path,
+ struct stat *statbuf)
+{
+ struct parser_test *test = ctx->test_data;
+ struct test_file *file;
+
+ list_for_each_entry(&test->files, file, list) {
+ if (file->dev != dev)
+ continue;
+ if (strcmp(file->name, path))
+ continue;
+
+ statbuf->st_size = (off_t)file->size;
+ switch (file->type) {
+ case TEST_FILE:
+ statbuf->st_mode = S_IFREG;
+ break;
+ case TEST_DIR:
+ statbuf->st_mode = S_IFDIR;
+ break;
+ default:
+ fprintf(stderr, "%s: bad test file mode %d!", __func__,
+ file->type);
+ exit(EXIT_FAILURE);
+ }
+
+ return 0;
+ }
+
+ return -1;
+}
+
+int parser_replace_file(struct discover_context *ctx,
+ struct discover_device *dev, const char *filename,
+ char *buf, int len)
+{
+ struct parser_test *test = ctx->test_data;
+ struct test_file *f, *file = NULL;
+
+ list_for_each_entry(&test->files, f, list) {
+ if (f->dev != dev)
+ continue;
+ if (strcmp(f->name, filename))
+ continue;
+
+ file = f;
+ break;
+ }
+
+ if (!file) {
+ file = talloc_zero(test, struct test_file);
+ file->dev = dev;
+ file->name = filename;
+ list_add(&test->files, &file->list);
+ }
+
+ file->data = talloc_memdup(test, buf, len);
+ file->size = len;
+ return 0;
+}
+
+int parser_scandir(struct discover_context *ctx, const char *dirname,
+ struct dirent ***files, int (*filter)(const struct dirent *)
+ __attribute__((unused)),
+ int (*comp)(const struct dirent **, const struct dirent **)
+ __attribute__((unused)))
+{
+ struct parser_test *test = ctx->test_data;
+ struct test_file *f;
+ char *filename;
+ struct dirent **dirents = NULL, **new_dirents;
+ int n = 0, namelen;
+
+ list_for_each_entry(&test->files, f, list) {
+ if (f->dev != ctx->device)
+ continue;
+
+ if (strlen(f->name) <= strlen(dirname))
+ continue;
+
+ filename = strrchr(f->name, '/');
+ if (!filename)
+ continue;
+
+ namelen = strlen(filename);
+
+ if (strncmp(f->name, dirname, strlen(f->name) - namelen))
+ continue;