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authorJeffrey Stedfast <fejj@ximian.com>2002-07-12 04:57:12 +0800
committerJeffrey Stedfast <fejj@src.gnome.org>2002-07-12 04:57:12 +0800
commitd1b9e09e70a9865ee197f139aba31c9652ef9c45 (patch)
treed6c6bea0b39823d397b1e7a5346740c8f7203439 /camel
parent8d4ff95e73eb30d7fd841637423bbfa489c156cd (diff)
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If we are fetching HEADERs, don't cache the stream - instead just create a
2002-07-11 Jeffrey Stedfast <fejj@ximian.com> * providers/imap/camel-imap-folder.c (parse_fetch_response): If we are fetching HEADERs, don't cache the stream - instead just create a mem-stream and return that. This reduces a significant amount of overhead due to disk i/o. svn path=/trunk/; revision=17424
Diffstat (limited to 'camel')
-rw-r--r--camel/ChangeLog5
-rw-r--r--camel/providers/imap/camel-imap-folder.c57
2 files changed, 39 insertions, 23 deletions
diff --git a/camel/ChangeLog b/camel/ChangeLog
index 787e30a12e..b546c95d6e 100644
--- a/camel/ChangeLog
+++ b/camel/ChangeLog
@@ -1,5 +1,10 @@
2002-07-11 Jeffrey Stedfast <fejj@ximian.com>
+ * providers/imap/camel-imap-folder.c (parse_fetch_response): If we
+ are fetching HEADERs, don't cache the stream - instead just create
+ a mem-stream and return that. This reduces a significant amount of
+ overhead due to disk i/o.
+
* camel-multipart-encrypted.c (camel_multipart_encrypted_decrypt):
Don't forget to set an appropriate exception before returning
NULL.
diff --git a/camel/providers/imap/camel-imap-folder.c b/camel/providers/imap/camel-imap-folder.c
index 6895a6bf0b..a14b8fb637 100644
--- a/camel/providers/imap/camel-imap-folder.c
+++ b/camel/providers/imap/camel-imap-folder.c
@@ -2372,11 +2372,12 @@ parse_fetch_response (CamelImapFolder *imap_folder, char *response)
{
GData *data = NULL;
char *start, *part_spec = NULL, *body = NULL, *uid = NULL;
+ gboolean header = FALSE;
int body_len = 0;
-
+
if (*response != '(') {
long seq;
-
+
if (*response != '*' || *(response + 1) != ' ')
return NULL;
seq = strtol (response + 2, &response, 10);
@@ -2385,34 +2386,38 @@ parse_fetch_response (CamelImapFolder *imap_folder, char *response)
if (g_strncasecmp (response, " FETCH (", 8) != 0)
return NULL;
response += 7;
-
+
g_datalist_set_data (&data, "SEQUENCE", GINT_TO_POINTER (seq));
}
-
+
do {
/* Skip the initial '(' or the ' ' between elements */
response++;
-
+
if (!g_strncasecmp (response, "FLAGS ", 6)) {
guint32 flags;
-
+
response += 6;
/* FIXME user flags */
flags = imap_parse_flag_list (&response);
-
+
g_datalist_set_data (&data, "FLAGS", GUINT_TO_POINTER (flags));
} else if (!g_strncasecmp (response, "RFC822.SIZE ", 12)) {
unsigned long size;
-
+
response += 12;
size = strtoul (response, &response, 10);
g_datalist_set_data (&data, "RFC822.SIZE", GUINT_TO_POINTER (size));
} else if (!g_strncasecmp (response, "BODY[", 5) ||
!g_strncasecmp (response, "RFC822 ", 7)) {
char *p;
-
+
if (*response == 'B') {
response += 5;
+
+ if (!g_strncasecmp (response, "HEADER]", 7) || !g_strncasecmp (response, "0]", 2))
+ header = TRUE;
+
p = strchr (response, ']');
if (!p || *(p + 1) != ' ')
break;
@@ -2421,14 +2426,17 @@ parse_fetch_response (CamelImapFolder *imap_folder, char *response)
} else {
part_spec = g_strdup ("");
response += 7;
+
+ if (!g_strncasecmp (response, "HEADER", 6))
+ header = TRUE;
}
-
+
body = imap_parse_nstring ((const char **) &response, &body_len);
if (!response) {
g_free (part_spec);
break;
}
-
+
if (!body)
body = g_strdup ("");
g_datalist_set_data_full (&data, "BODY_PART_SPEC", part_spec, g_free);
@@ -2442,35 +2450,38 @@ parse_fetch_response (CamelImapFolder *imap_folder, char *response)
g_datalist_set_data_full (&data, "BODY", g_strndup (start, response - start), g_free);
} else if (!g_strncasecmp (response, "UID ", 4)) {
int len;
-
+
len = strcspn (response + 4, " )");
uid = g_strndup (response + 4, len);
g_datalist_set_data_full (&data, "UID", uid, g_free);
response += 4 + len;
} else {
- g_warning ("Unexpected FETCH response from server: "
- "(%s", response);
+ g_warning ("Unexpected FETCH response from server: (%s", response);
break;
}
} while (response && *response != ')');
-
+
if (!response || *response != ')') {
g_datalist_clear (&data);
return NULL;
}
-
+
if (uid && body) {
CamelStream *stream;
-
- CAMEL_IMAP_FOLDER_LOCK (imap_folder, cache_lock);
- stream = camel_imap_message_cache_insert (imap_folder->cache,
- uid, part_spec,
- body, body_len, NULL);
- CAMEL_IMAP_FOLDER_UNLOCK (imap_folder, cache_lock);
+
+ if (!header) {
+ CAMEL_IMAP_FOLDER_LOCK (imap_folder, cache_lock);
+ stream = camel_imap_message_cache_insert (imap_folder->cache,
+ uid, part_spec,
+ body, body_len, NULL);
+ CAMEL_IMAP_FOLDER_UNLOCK (imap_folder, cache_lock);
+ } else {
+ stream = camel_stream_mem_new_with_buffer (body, body_len);
+ }
g_datalist_set_data_full (&data, "BODY_PART_STREAM", stream,
(GDestroyNotify)camel_object_unref);
}
-
+
return data;
}