discover: Enable 'url' pb-events

[petitboot] / discover / parser.h

diff --git a/discover/parser.h b/discover/parser.h
index 03ba8d4d704134b3a9a239c9da9f6657ff449505..e0e8dc67c9a948d21723e9eec954a9b669de8418 100644 (file)
--- a/discover/parser.h
+++ b/discover/parser.h
@@ -3,6 +3,8 @@
 
 #include <stdbool.h>
 
+#include "device-handler.h"
+
 struct discover_context;
 struct device_handler;
 struct resource;
@@ -25,9 +27,7 @@ struct resource;
  */
 struct parser {
        char                    *name;
-       const char * const      *filenames;
-       int                     (*parse)(struct discover_context *ctx,
-                                               char *buf, int len);
+       int                     (*parse)(struct discover_context *ctx);
        bool                    (*resolve_resource)(
                                                struct device_handler *handler,
                                                struct resource *res);
@@ -48,4 +48,21 @@ void parser_init(void);
 void iterate_parsers(struct discover_context *ctx);
 int parse_user_event(struct discover_context *ctx, struct event *event);
 
+/* File IO functions for parsers; these should be the only interface that
+ * parsers use to access a device's filesystem.
+ *
+ * These are intended for small amounts of data, typically text configuration
+ * and state files.
+ */
+int parser_request_file(struct discover_context *ctx,
+               struct discover_device *dev, const char *filename,
+               char **buf, int *len);
+int parser_replace_file(struct discover_context *ctx,
+               struct discover_device *dev, const char *filename,
+               char *buf, int len);
+int parser_request_url(struct discover_context *ctx, struct pb_url *url,
+               char **buf, int *len);
+int parser_check_dir(struct discover_context *ctx,
+               struct discover_device *dev, const char *dirname);
+
 #endif /* _PARSER_H */