From 0f228ada91a9460d1042b1a854fb1a0a32ed3f10 Mon Sep 17 00:00:00 2001
From: John Mark Bell <jmb@netsurf-browser.org>
Date: Mon, 6 Feb 2006 00:10:09 +0000
Subject: [project @ 2006-02-06 00:10:09 by jmb] Implement HTTP caching
 algorithm; this should avoid stale cache entries being used.

svn path=/import/netsurf/; revision=2059
---
 content/fetch.h | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

(limited to 'content/fetch.h')

diff --git a/content/fetch.h b/content/fetch.h
index 38de5d090..b65e150ff 100644
--- a/content/fetch.h
+++ b/content/fetch.h
@@ -23,6 +23,7 @@ typedef enum {
               FETCH_FINISHED,
               FETCH_ERROR,
               FETCH_REDIRECT,
+              FETCH_NOTMODIFIED,
 #ifdef WITH_AUTH
               FETCH_AUTH
 #endif
@@ -30,9 +31,19 @@ typedef enum {
 
 struct content;
 struct fetch;
-#ifdef WITH_POST
 struct form_successful_control;
-#endif
+
+struct cache_data {
+	time_t req_time;	/**< Time of request */
+	time_t res_time;	/**< Time of response */
+	time_t date;		/**< Date: response header */
+	time_t expires;		/**< Expires: response header */
+#define INVALID_AGE -1
+	int age;		/**< Age: response header */
+	int max_age;		/**< Max-age Cache-control parameter */
+	bool no_cache;		/**< no-cache Cache-control parameter */
+	char *etag;		/**< Etag: response header */
+};
 
 extern bool fetch_active;
 extern CURLM *fetch_curl_multi;
@@ -41,15 +52,9 @@ void fetch_init(void);
 struct fetch * fetch_start(char *url, char *referer,
 		void (*callback)(fetch_msg msg, void *p, const char *data,
 				unsigned long size),
-		void *p, bool only_2xx
-#ifdef WITH_POST
-		, char *post_urlenc,
-		struct form_successful_control *post_multipart
-#endif
-#ifdef WITH_COOKIES
-		,bool cookies
-#endif
-		);
+		void *p, bool only_2xx, char *post_urlenc,
+		struct form_successful_control *post_multipart,
+		bool cookies, char *headers[]);
 void fetch_abort(struct fetch *f);
 void fetch_poll(void);
 void fetch_quit(void);
-- 
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