--- a/libpurple/protocols/jabber/data.c	Sun Feb 28 22:56:50 2010 +0000
+++ b/libpurple/protocols/jabber/data.c	Tue Mar 09 21:41:55 2010 +0000
@@ -39,7 +39,7 @@
 	gboolean ephemeral, JabberStream *js)
 {
 	JabberData *data = g_new0(JabberData, 1);
-	gchar *checksum = purple_util_get_image_checksum(rawdata, size);
+	gchar *checksum = jabber_calculate_data_sha1sum(rawdata, size);
 	gchar cid[256];
 
 	g_snprintf(cid, sizeof(cid), "sha1+%s@bob.xmpp.org", checksum);