Return the largest real UID in the cache (as an integer). Eventually to be

	* providers/imap/camel-imap-message-cache.c
	(camel_imap_message_cache_max_uid): Return the largest real UID in
	the cache (as an integer). Eventually to be used for an
	optimization in the new-message fetch code.
	(cache_put): Keep track of max_uid.

svn path=/trunk/; revision=10254

2 files changed, 19 insertions, 0 deletions

diff --git a/camel/providers/imap/camel-imap-message-cache.c b/camel/providers/imap/camel-imap-message-cache.c
index 4b9b97789f..2f811eea47 100644
--- a/camel/providers/imap/camel-imap-message-cache.c
+++ b/camel/providers/imap/camel-imap-message-cache.c
@@ -94,6 +94,11 @@ cache_put (CamelImapMessageCache *cache, const char *uid, const char *key,
 	char *hash_key;
 	GPtrArray *subparts;
 	gpointer okey, ostream;
+	guint32 uidval;
+
+	uidval = strtoul (uid, NULL, 10);
+	if (uidval > cache->max_uid)
+		cache->max_uid = uidval;
 
 	subparts = g_hash_table_lookup (cache->parts, uid);
 	if (!subparts) {
@@ -193,6 +198,17 @@ camel_imap_message_cache_new (const char *path, CamelFolderSummary *summary,
 	return cache;
 }
 
+/**
+ * camel_imap_message_cache_max_uid:
+ * @cache: the cache
+ *
+ * Return value: the largest (real) UID in the cache.
+ **/
+guint32
+camel_imap_message_cache_max_uid (CamelImapMessageCache *cache)
+{
+	return cache->max_uid;
+}
 
 static void
 stream_finalize (CamelObject *stream, gpointer event_data, gpointer user_data)
diff --git a/camel/providers/imap/camel-imap-message-cache.h b/camel/providers/imap/camel-imap-message-cache.h
index c9af369a56..6ddf7339c7 100644
--- a/camel/providers/imap/camel-imap-message-cache.h
+++ b/camel/providers/imap/camel-imap-message-cache.h
@@ -47,6 +47,7 @@ struct _CamelImapMessageCache {
 
 	char *path;
 	GHashTable *parts, *cached;
+	guint32 max_uid;
 };
 
 
@@ -63,6 +64,8 @@ CamelImapMessageCache *camel_imap_message_cache_new (const char *path,
 						     CamelFolderSummary *summ,
 						     CamelException *ex);
 
+guint32     camel_imap_message_cache_max_uid (CamelImapMessageCache *cache);
+
 CamelStream *camel_imap_message_cache_insert (CamelImapMessageCache *cache,
 					      const char *uid,
 					      const char *part_spec,