+STATIC_LIST(parsers);
+
+static char *local_path(struct discover_context *ctx,
+ struct discover_device *dev,
+ const char *filename)
+{
+ return join_paths(ctx, dev->root_path, filename);
+}
+
+int parser_request_file(struct discover_context *ctx,
+ struct discover_device *dev, const char *filename,
+ char **buf, int *len)
+
+{
+ char *path;
+ int rc;
+
+ /* we only support local files at present */
+ if (!dev->mount_path)
+ return -1;
+
+ path = local_path(ctx, dev, filename);
+
+ rc = read_file(ctx, path, buf, len);
+
+ talloc_free(path);
+
+ return rc;
+}
+
+int parser_stat_path(struct discover_context *ctx,
+ struct discover_device *dev, const char *path,
+ struct stat *statbuf)
+{
+ int rc = -1;
+ char *full_path;
+
+ /* we only support local files at present */
+ if (!dev->mount_path)
+ return -1;
+
+ full_path = local_path(ctx, dev, path);
+
+ rc = stat(full_path, statbuf);
+ if (rc) {
+ rc = -1;
+ goto out;
+ }
+
+ rc = 0;
+out:
+ talloc_free(full_path);
+
+ return rc;
+}
+
+int parser_replace_file(struct discover_context *ctx,
+ struct discover_device *dev, const char *filename,
+ char *buf, int len)
+{
+ bool release;
+ char *path;
+ int rc;
+
+ if (!dev->mounted)
+ return -1;
+
+ rc = device_request_write(dev, &release);
+ if (rc) {
+ pb_log("Can't write file %s: device doesn't allow write\n",
+ dev->device_path);
+ return -1;
+ }
+
+ path = local_path(ctx, dev, filename);
+
+ rc = replace_file(path, buf, len);
+
+ talloc_free(path);
+
+ device_release_write(dev, release);
+
+ return rc;
+}
+
+int parser_request_url(struct discover_context *ctx, struct pb_url *url,
+ char **buf, int *len)
+{
+ struct load_url_result *result;
+ int rc;
+
+ result = load_url(ctx, url);
+ if (!result)
+ goto out;
+
+ rc = read_file(ctx, result->local, buf, len);
+ if (rc) {
+ pb_log("Read failed for the parser %s on file %s\n",
+ ctx->parser->name, result->local);
+ goto out_clean;
+ }
+
+ return 0;
+
+out_clean:
+ if (result->cleanup_local)
+ unlink(result->local);
+out:
+ return -1;
+}
+