discover: Add parser_request_file
[petitboot] / discover / parser.c
index a304f0c989e32f4e124d1f62647547b067d952b5..d34600d18f1526856945689f4fbb0723cbdefc28 100644 (file)
@@ -22,9 +22,31 @@ struct p_item {
 STATIC_LIST(parsers);
 
 static char *local_path(struct discover_context *ctx,
 STATIC_LIST(parsers);
 
 static char *local_path(struct discover_context *ctx,
+               struct discover_device *dev,
                const char *filename)
 {
                const char *filename)
 {
-       return join_paths(ctx, ctx->device->mount_path, filename);
+       return join_paths(ctx, dev->mount_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;
 }
 
 static int download_config(struct discover_context *ctx, char **buf, int *len)
 }
 
 static int download_config(struct discover_context *ctx, char **buf, int *len)
@@ -61,7 +83,7 @@ static void iterate_parser_files(struct discover_context *ctx,
                int rc, len;
                char *buf;
 
                int rc, len;
                char *buf;
 
-               path = local_path(ctx, *filename);
+               path = local_path(ctx, ctx->device, *filename);
                if (!path)
                        continue;
 
                if (!path)
                        continue;