add log messages

1 files changed, 14 insertions, 2 deletions

diff --git a/http.h b/http.h
index e28b2b2..daee438 100644
--- a/http.h
+++ b/http.h
@@ -34,8 +34,20 @@
 #include <kcgi.h>
 
 /*
- * Initialize headers and start the document body with the provided http code
+ * Initialize headers and start the document body with the provided http code.
+ * The KCGI request and khttp code are both required.
  */
-void 		http_open(struct kreq *, enum khttp);
+void 	http_open(struct kreq *, enum khttp);
+
+/*
+ * Send a plain text error response.
+ * The KCGI request can be NULL.
+ * The khttp code is required.
+ * The error string can be NULL, in this case the http code is printed in plain
+ * text form instead.
+ *
+ * This function exits with EXIT_FAILURE. It never returns.
+ */
+void 	http_exit(struct kreq *, enum khttp, char *,...);
 
 #endif				/* VAULT_HTTP_H */