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changeset 441:4d77a27f7cd1 HEAD

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SEARCH SMALLER/LARGER - we may be able to handle the request using only physical sizes, avoids calculating the virtual size in those cases
author Timo Sirainen <tss@iki.fi>
date Wed, 16 Oct 2002 04:37:25 +0300
parents c54c1ca69362
children 2a25bf21557b
files src/lib-storage/index/index-search.c
diffstat 1 files changed, 16 insertions(+), 7 deletions(-) [+]
line wrap: on
line diff
--- a/src/lib-storage/index/index-search.c	Wed Oct 16 04:29:42 2002 +0300
+++ b/src/lib-storage/index/index-search.c	Wed Oct 16 04:37:25 2002 +0300
@@ -116,7 +116,7 @@
 				  MailSearchArgType type, const char *value)
 {
 	time_t t;
-	uoff_t size;
+	uoff_t size, user_size;
 
 	switch (type) {
 	case SEARCH_ALL:
@@ -161,14 +161,23 @@
 
 	/* sizes, only with fastscanning */
 	case SEARCH_SMALLER:
-		if (!mail_index_get_virtual_size(ibox->index, rec, TRUE, &size))
-			return -1;
-		return size < str_to_uoff_t(value);
+		user_size = str_to_uoff_t(value);
+		if (mail_index_get_virtual_size(ibox->index, rec, TRUE, &size))
+			return size < user_size;
+
+		/* knowing physical size may be enough */
+		if (rec->header_size + rec->body_size >= user_size)
+			return 0;
+		return -1;
 	case SEARCH_LARGER:
-		if (!mail_index_get_virtual_size(ibox->index, rec, TRUE, &size))
-			return -1;
-		return size > str_to_uoff_t(value);
+		user_size = str_to_uoff_t(value);
+		if (mail_index_get_virtual_size(ibox->index, rec, TRUE, &size))
+			return size > user_size;
 
+		/* knowing physical size may be enough */
+		if (rec->header_size + rec->body_size > user_size)
+			return 1;
+		return -1;
 	default:
 		return -1;
 	}