diff options
| -rw-r--r-- | pjnath/src/pjnath/stun_msg.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/pjnath/src/pjnath/stun_msg.c b/pjnath/src/pjnath/stun_msg.c index 7cc4d24d..fb9f1cb9 100644 --- a/pjnath/src/pjnath/stun_msg.c +++ b/pjnath/src/pjnath/stun_msg.c @@ -1234,8 +1234,11 @@ static pj_status_t encode_string_attr(const void *a, pj_uint8_t *buf, } PUTVAL16H(buf, 0, ca->hdr.type); - PUTVAL16H(buf, 2, (pj_uint16_t)ca->value.slen); - + + /* Set the length to be 4-bytes aligned so that we can + * communicate with RFC 3489 endpoints + */ + PUTVAL16H(buf, 2, (pj_uint16_t)((ca->value.slen + 3) & (~3))); /* Copy the string */ pj_memcpy(buf+ATTR_HDR_LEN, ca->value.ptr, ca->value.slen); |