resolved: packet - fix read_type_window()

We were tracking the bit offset inside each byte, rather than inside the whole bitmap.
2015-07-28 23:25:52 +02:00
parent 1792f2231f
commit 2ad613addb
1 changed files with 2 additions and 1 deletions
@@ -1156,6 +1156,7 @@ static int dns_packet_read_type_window(DnsPacket *p, Bitmap **types, size_t *sta
        uint8_t window;
        uint8_t length;
        const uint8_t *bitmap;
+        uint8_t bit = 0;
        unsigned i;
        bool found = false;
        size_t saved_rindex;
@@ -1187,10 +1188,10 @@ static int dns_packet_read_type_window(DnsPacket *p, Bitmap **types, size_t *sta

        for (i = 0; i < length; i++) {
                uint8_t bitmask = 1 << 7;
-                uint8_t bit = 0;

                if (!bitmap[i]) {
                        found = false;
+                        bit += 8;
                        continue;
                }