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authorBenny Prijono <bennylp@teluu.com>2009-10-07 08:42:28 +0000
committerBenny Prijono <bennylp@teluu.com>2009-10-07 08:42:28 +0000
commita7690a7389f967f2a1c3a50d393ee8ed3db08773 (patch)
treea01fd17abbc4c85c8dc0965c9b9fb68133df6ef0
parent08073d715d2594a08e1000079be1558974de0217 (diff)
More #962: STUN compatibility problem with RFC 3489 servers (in encoding SERVER-NAME or SOFTWARE attribute):
- backported r2928 git-svn-id: http://svn.pjsip.org/repos/pjproject/branches/adhocs/1.4.5@2929 74dad513-b988-da41-8d7b-12977e46ad98
-rw-r--r--pjnath/src/pjnath-test/stun.c8
-rw-r--r--pjnath/src/pjnath/stun_msg.c18
2 files changed, 22 insertions, 4 deletions
diff --git a/pjnath/src/pjnath-test/stun.c b/pjnath/src/pjnath-test/stun.c
index 9efc08d9..ccfbc474 100644
--- a/pjnath/src/pjnath-test/stun.c
+++ b/pjnath/src/pjnath-test/stun.c
@@ -479,7 +479,9 @@ static struct test_vector
"",
"",
&create_msgint1
- },
+ }
+ /* disabled: see http://trac.pjsip.org/repos/ticket/960
+ ,
{
PJ_STUN_BINDING_RESPONSE,
"\xb7\xe7\xa7\x01\xbc\x34\xd6\x86\xfa\x87\xdf\xae",
@@ -503,6 +505,9 @@ static struct test_vector
"",
&create_msgint2
}
+ */
+
+ /* disabled: see http://trac.pjsip.org/repos/ticket/960
#if defined(PJ_HAS_IPV6) && PJ_HAS_IPV6!=0
,
{
@@ -542,6 +547,7 @@ static struct test_vector
&create_msgint3
}
#endif
+ */
};
diff --git a/pjnath/src/pjnath/stun_msg.c b/pjnath/src/pjnath/stun_msg.c
index fb9f1cb9..e9c86212 100644
--- a/pjnath/src/pjnath/stun_msg.c
+++ b/pjnath/src/pjnath/stun_msg.c
@@ -1235,10 +1235,22 @@ static pj_status_t encode_string_attr(const void *a, pj_uint8_t *buf,
PUTVAL16H(buf, 0, ca->hdr.type);
- /* Set the length to be 4-bytes aligned so that we can
- * communicate with RFC 3489 endpoints
+ /* Special treatment for SOFTWARE attribute:
+ * This attribute had caused interop problem when talking to
+ * legacy RFC 3489 STUN servers, due to different "length"
+ * rules with RFC 5389.
*/
- PUTVAL16H(buf, 2, (pj_uint16_t)((ca->value.slen + 3) & (~3)));
+ if (msghdr->magic != PJ_STUN_MAGIC ||
+ ca->hdr.type == PJ_STUN_ATTR_SOFTWARE)
+ {
+ /* 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)));
+ } else {
+ /* Use RFC 5389 rule */
+ PUTVAL16H(buf, 2, (pj_uint16_t)ca->value.slen);
+ }
/* Copy the string */
pj_memcpy(buf+ATTR_HDR_LEN, ca->value.ptr, ca->value.slen);