diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index 452a8e654737c6d9e39a68cbc04c1f2027a268d6..0c611a623a09fbad0758acd41aca3ad20a5da418 100644
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -433,6 +433,11 @@ struct iax2_registry {
AST_LIST_ENTRY(iax2_registry) entry;
};
+struct iax2_transfer_wait {
+ int callnos[2], mediaonly;
+ unsigned int responses:2;
+};
+
static AST_LIST_HEAD_STATIC(registrations, iax2_registry);
/* Don't retry more frequently than every 10 ms, or less frequently than every 5 seconds */
@@ -537,6 +542,13 @@ struct chan_iax2_pvt {
unsigned char iseqno;
/*! Last incoming sequence number we have acknowledged */
unsigned char aseqno;
+ /*! TODO explain */
+ int rotateid;
+ /*! TODO explain ... ... */
+ int pauserotate:1;
+ /*! TODO explain ... */
+ struct iax2_transfer_wait *transferwait;
+
AST_DECLARE_STRING_FIELDS(
/*! Peer name */
@@ -2265,6 +2277,10 @@ retry:
owner = pvt ? pvt->owner : NULL;
+ if (pvt->rotateid > 0 && !ast_sched_del(sched, pvt->rotateid)) {
+ pvt->rotateid = -1;
+ }
+
if (owner) {
if (ast_channel_trylock(owner)) {
ast_debug(3, "Avoiding IAX destroy deadlock\n");
@@ -3764,12 +3780,65 @@ static struct ast_frame *iax2_read(struct ast_channel *c)
return &ast_null_frame;
}
+static int iax2_send_rotate_transfer(struct chan_iax2_pvt *, struct chan_iax2_pvt *);
+static void lock_both(unsigned short callno0, unsigned short callno1);
+static void unlock_both(unsigned short callno0, unsigned short callno1);
+
static int iax2_start_transfer(unsigned short callno0, unsigned short callno1, int mediaonly)
{
int res;
+ int call0enc; /*!< Is callno0 encrypted? */
+ int call1enc; /*!< Is callno1 encrypted? */
struct iax_ie_data ied0;
struct iax_ie_data ied1;
unsigned int transferid = (unsigned int)ast_random();
+
+#if 0
+ call0enc = ast_test_flag(iaxs[callno0], IAX_ENCRYPTED | IAX_KEYPOPULATED);
+ call1enc = ast_test_flag(iaxs[callno1], IAX_ENCRYPTED | IAX_KEYPOPULATED);
+#endif
+ call0enc = iaxs[callno0]->encmethods;
+ call1enc = iaxs[callno1]->encmethods;
+
+ lock_both(callno0, callno1);
+
+ if (call0enc & call1enc) {
+ if (!iaxs[callno0]->transferwait) {
+ if (!(iaxs[callno0]->transferwait = iaxs[callno1]->transferwait
+ = ast_calloc(1, sizeof(*iaxs[callno0]->transferwait)))) {
+ unlock_both(callno0, callno1);
+ return -1;
+ }
+
+ iaxs[callno0]->transferwait->callnos[0] = callno0;
+ iaxs[callno1]->transferwait->callnos[1] = callno1;
+ iaxs[callno0]->transferwait->mediaonly = mediaonly;
+ iaxs[callno0]->pauserotate =
+ iaxs[callno1]->pauserotate = 1;
+
+ if (send_command(iaxs[callno0], AST_FRAME_IAX, IAX_COMMAND_RTPAUSE, 0, NULL, 0, -1) ||
+ send_command(iaxs[callno1], AST_FRAME_IAX, IAX_COMMAND_RTPAUSE, 0, NULL, 0, -1)) {
+ unlock_both(callno0, callno1);
+ return -1;
+ }
+
+ unlock_both(callno0, callno1);
+ return 0;
+ }
+
+ if (iaxs[callno0]->transferwait->responses < 2) {
+ unlock_both(callno0, callno1);
+ return 0;
+ }
+
+ ast_free(iaxs[callno0]->transferwait);
+
+ iaxs[callno0]->transferwait =
+ iaxs[callno1]->transferwait = NULL;
+ }
+
+ ast_log(LOG_NOTICE, "iax2_start_transfer begin %d (%s) %d (%s)\n", call0enc, iaxs[callno0]->username, call1enc, iaxs[callno1]->username);
+
memset(&ied0, 0, sizeof(ied0));
iaxs[callno0]->transferid = transferid;
iax_ie_append_addr(&ied0, IAX_IE_APPARENT_ADDR, &iaxs[callno1]->addr);
@@ -3782,6 +3851,23 @@ static int iax2_start_transfer(unsigned short callno0, unsigned short callno1, i
iax_ie_append_short(&ied1, IAX_IE_CALLNO, iaxs[callno0]->peercallno);
iax_ie_append_int(&ied1, IAX_IE_TRANSFERID, transferid);
+ if (call0enc & call1enc) {
+ if ((res = iax2_send_rotate_transfer(iaxs[callno0], iaxs[callno1]))) {
+ ast_log(LOG_ERROR, "!!! send_rotate_transfer returned with %d ... !!!", res);
+ return res;
+ }
+
+ ast_log(LOG_NOTICE, "send_rotate_transfer returned SUCCESSFULLY\n");
+ } else if (call0enc || call1enc) {
+ ast_set_flag(iaxs[callno0], IAX_NOTRANSFER);
+ ast_set_flag(iaxs[callno1], IAX_NOTRANSFER);
+ ast_log(LOG_NOTICE, "only one end of the call is encrypted, or no matching enc methods?\n");
+ return 0; /* If only one end is encrypted, don't attempt a transfer */
+ /* return 0 so that no errors show up from this */
+ }
+
+ res = send_command(iaxs[callno0], AST_FRAME_IAX, IAX_COMMAND_TXREQ, 0, ied0.buf, ied0.pos, -1);
+
if (iaxs[callno0]->mediareleased) {
res = send_command_media(iaxs[callno0], AST_FRAME_IAX, IAX_COMMAND_TXREQ, 0, ied0.buf, ied0.pos);
} else {
@@ -3792,14 +3878,16 @@ static int iax2_start_transfer(unsigned short callno0, unsigned short callno1, i
return -1;
if (iaxs[callno1]->mediareleased)
- res = send_command_media(iaxs[callno1], AST_FRAME_IAX, IAX_COMMAND_TXREQ, 0, ied1.buf, ied1.pos);
+ res = send_command_media(iaxs[callno1], AST_FRAME_IAX, IAX_COMMAND_TXREQ, 0, ied1.buf, ied1.pos);
else
res = send_command(iaxs[callno1], AST_FRAME_IAX, IAX_COMMAND_TXREQ, 0, ied1.buf, ied1.pos, -1);
if (res)
return -1;
+
iaxs[callno0]->transferring = mediaonly ? TRANSFER_MBEGIN : TRANSFER_BEGIN;
iaxs[callno1]->transferring = mediaonly ? TRANSFER_MBEGIN : TRANSFER_BEGIN;
+
iaxs[callno0]->triedtransfer = 1;
iaxs[callno1]->triedtransfer = 1;
@@ -4640,7 +4728,163 @@ static int decrypt_frame(int callno, struct ast_iax2_full_hdr *fh, struct ast_fr
return res;
}
+static int iax2_rotate(struct chan_iax2_pvt *pvt, int subclass, struct iax_ies *ies)
+{
+ struct MD5Context md5;
+ unsigned char digest[16];
+ char dgststr[33] = ""; //, *tmp;
+ int i;
+
+ ast_log(LOG_NOTICE, " ...\n");
+
+// if (pvt->transferring) {
+// ast_log(LOG_WARNING, "..] Oops, we're transferring... iax2_rotate returning -1!!\n");
+// return -1;
+// }
+
+ MD5Init(&md5);
+ MD5Update(&md5, (unsigned char *)ies->challenge, strlen(ies->challenge));
+ MD5Final(digest, &md5);
+
+#if 1
+ for (tmp = dgststr, i = 0; i < 16; i++, tmp += 2)
+ snprintf(tmp, 3, "%02x", digest[i]);
+#endif
+
+ switch (subclass) {
+ case IAX_COMMAND_RTENC:
+ ast_log(LOG_NOTICE, "..] (_RTENC) rotating decrypt key... challenge: '%s' digest: '%s'\n",
+ ies->challenge, dgststr);
+ ast_aes_decrypt_key(digest, &pvt->dcx);
+ break;
+ case IAX_COMMAND_RTDEC:
+ ast_log(LOG_NOTICE, "..] (_RTDEC) rotating encrypt key... challenge: '%s' digest: '%s'\n",
+ ies->challenge, dgststr);
+ ast_aes_encrypt_key(digest, &pvt->ecx);
+ break;
+ default:
+ ast_log(LOG_WARNING, "iax2_rotate: invalid IAX_COMMAND = %d\n", subclass);
+ return -1;
+ }
+
+ return 0;
+}
+
+#define TICK(s) ast_log(LOG_NOTICE, "%s\n", (s))
+
+static int iax2_send_rotate_transfer(struct chan_iax2_pvt *pvt0, struct chan_iax2_pvt *pvt1)
+{
+ struct iax_ie_data ied;
+ struct iax_ies ies;
+ struct MD5Context md5;
+ char challenge[11] = "";
+ unsigned char digest[16];
+ char dgststr[33] = "", *tmp;
+ int ret, i;
+
+ TICK("start");
+
+ memset(&ied, 0, sizeof(ied));
+
+ sprintf(challenge, "%.*x", 10, (int)ast_random());
+
+ ast_log(LOG_NOTICE, "challenge (%d) '%s'", (int)strlen(challenge), challenge);
+
+ iax_ie_append_str(&ied, IAX_IE_CHALLENGE, challenge);
+
+ ies.challenge = challenge;
+
+ MD5Init(&md5);
+ MD5Update(&md5, (unsigned char *)ies.challenge, strlen(ies.challenge));
+ MD5Final(digest, &md5);
+
+ for (tmp = dgststr, i = 0; i < 16; i++, tmp += 2)
+ snprintf(tmp, 3, "%02x", digest[i]);
+
+ ast_log(LOG_NOTICE, "iax2_send_rotate_transfer: challenge (%d) == '%s' ... digest: '%s'\n",
+ (int)strlen(challenge), challenge, dgststr);
+
+ if (send_command(pvt0, AST_FRAME_IAX, IAX_COMMAND_RTENC, 0, ied.buf, ied.pos, -1)) {
+ ret = 1;
+ goto error;
+ }
+
+ iax2_rotate(pvt0, IAX_COMMAND_RTDEC, &ies);
+// ast_aes_encrypt_key(digest, &pvt0->ecx);
+
+ if (send_command(pvt0, AST_FRAME_IAX, IAX_COMMAND_RTDEC, 0, ied.buf, ied.pos, -1)) {
+ ret = 2;
+ goto error;
+ }
+
+ iax2_rotate(pvt0, IAX_COMMAND_RTENC, &ies);
+// ast_aes_decrypt_key(digest, &pvt0->dcx);
+
+ if (send_command(pvt1, AST_FRAME_IAX, IAX_COMMAND_RTENC, 0, ied.buf, ied.pos, -1)) {
+ ret = 3;
+ goto error;
+ }
+
+ iax2_rotate(pvt1, IAX_COMMAND_RTDEC, &ies);
+// ast_aes_encrypt_key(digest, &pvt1->ecx);
+
+ if (send_command(pvt1, AST_FRAME_IAX, IAX_COMMAND_RTDEC, 0, ied.buf, ied.pos, -1)) {
+ ret = 4;
+ goto error;
+ }
+
+ iax2_rotate(pvt1, IAX_COMMAND_RTENC, &ies);
+// ast_aes_decrypt_key(digest, &pvt1->dcx);
+
+ return 0;
+
+error:
+ ast_log(LOG_NOTICE, "Returning from here with error code '%d'\n", ret);
+ return ret;
+}
+
+static int iax2_send_rotate(const void *p)
+{
+ struct chan_iax2_pvt *pvt = (struct chan_iax2_pvt *)p;
+ struct iax_ie_data ied;
+ struct MD5Context md5;
+ char challenge[11] = "";
+ unsigned char digest[16];
+ //char dgststr[33] = ""; //, *tmp;
+ int res = 0;//, i;
+
+ pvt->rotateid = iax2_sched_add(sched, (ast_random() % 180001) + 120000, iax2_send_rotate, pvt);
+
+ if (pvt->pauserotate || pvt->transferring)
+ return 0;
+
+ memset(&ied, 0, sizeof(ied));
+
+ snprintf(challenge, sizeof(challenge), "%x", (int)ast_random());
+
+ iax_ie_append_str(&ied, IAX_IE_CHALLENGE, challenge); //, sizeof(challenge));
+ res = send_command(pvt, AST_FRAME_IAX, IAX_COMMAND_RTENC, 0, ied.buf, ied.pos, -1);
+
+ MD5Init(&md5);
+ MD5Update(&md5, (unsigned char *)challenge, strlen(challenge));
+ MD5Final(digest, &md5);
+
+// for (tmp = dgststr, i = 0; i < 16; i++, tmp += 2)
+// snprintf(tmp, 3, "%02x", digest[i]);
+
+// ast_log(LOG_NOTICE, "iax2_send_rotate: challenge (%d) == '%s'\n", (int)strlen(challenge), challenge);
+
+// ast_log(LOG_NOTICE, "iax2_send_rotate: sending new ecx key '%s'\n", dgststr);
+
+ ast_aes_encrypt_key(digest, &pvt->ecx);
+
+ return res;
+}
+
+//static int iax2_send(struct chan_iax2_pvt *pvt, struct ast_frame *f, unsigned int ts, int seqno, int now, int transfer, int final)
+//=======
static int iax2_send(struct chan_iax2_pvt *pvt, struct ast_frame *f, unsigned int ts, int seqno, int now, int transfer, int final, int media)
+//>>>>>>> .merge-right.r117053
{
/* Queue a packet for delivery on a given private structure. Use "ts" for
timestamp, or calculate if ts is 0. Send immediately without retransmission
@@ -4707,6 +4951,11 @@ static int iax2_send(struct chan_iax2_pvt *pvt, struct ast_frame *f, unsigned in
}
pvt->lastvsent = fts;
}
+
+ if ( f->frametype == AST_FRAME_VOICE && ast_test_flag(pvt, IAX_ENCRYPTED) &&
+ ast_test_flag(pvt, IAX_KEYPOPULATED) && pvt->rotateid < 1 ) {
+ iax2_send_rotate(pvt);
+ }
/* Allocate an iax_frame */
if (now) {
fr = &frb.fr2;
@@ -4767,7 +5016,7 @@ static int iax2_send(struct chan_iax2_pvt *pvt, struct ast_frame *f, unsigned in
else if (f->frametype == AST_FRAME_VOICE)
pvt->svoiceformat = f->subclass;
else if (f->frametype == AST_FRAME_VIDEO)
- pvt->svideoformat = f->subclass & ~0x1;
+ pvt->svideoformat = f->subclass & ~0x1;
if (ast_test_flag(pvt, IAX_ENCRYPTED)) {
if (ast_test_flag(pvt, IAX_KEYPOPULATED)) {
if (iaxdebug) {
@@ -4779,9 +5028,10 @@ static int iax2_send(struct chan_iax2_pvt *pvt, struct ast_frame *f, unsigned in
else
iax_showframe(fr, NULL, 2, &pvt->addr, fr->datalen - sizeof(struct ast_iax2_full_hdr));
}
+
encrypt_frame(&pvt->ecx, fh, pvt->semirand, &fr->datalen);
} else
- ast_log(LOG_WARNING, "Supposed to send packet encrypted, but no key?\n");
+ ast_log(LOG_WARNING, "Supposed to send packet encrypted, but no key? (no shared key found?)\n");
}
if (now) {
@@ -4916,8 +5166,8 @@ static int __iax2_show_peers(int manager, int fd, struct mansession *s, int argc
int unmonitored_peers = 0;
struct ao2_iterator i;
-#define FORMAT2 "%-15.15s %-15.15s %s %-15.15s %-8s %s %-10s%s"
-#define FORMAT "%-15.15s %-15.15s %s %-15.15s %-5d%s %s %-10s%s"
+#define FORMAT2 "%-15.15s %-15.15s %s %-15.15s %-8s %s %-10s%s %-10.10s| %-10s"
+#define FORMAT "%-15.15s %-15.15s %s %-15.15s %-5d%s %s %-10s%s %-10.10s| %-10s"
struct iax2_peer *peer = NULL;
char name[256];
@@ -4959,7 +5209,7 @@ static int __iax2_show_peers(int manager, int fd, struct mansession *s, int argc
if (!s)
- ast_cli(fd, FORMAT2, "Name/Username", "Host", " ", "Mask", "Port", " ", "Status", term);
+ ast_cli(fd, FORMAT2, "Name/Username", "Host", " ", "Mask", "Port", " ", "Status", " ", "Encryption", term);
i = ao2_iterator_init(peers, 0);
for (peer = ao2_iterator_next(&i); peer;
@@ -4994,7 +5244,7 @@ static int __iax2_show_peers(int manager, int fd, struct mansession *s, int argc
ast_test_flag(peer, IAX_DYNAMIC) ? "(D)" : "(S)",
nm,
ntohs(peer->addr.sin_port), ast_test_flag(peer, IAX_TRUNK) ? "(T)" : " ",
- peer->encmethods ? "(E)" : " ", status, term);
+ peer->encmethods ? "(E)" : " ", status, " ", "Unknown", term);
if (s)
astman_append(s,
@@ -5019,7 +5269,7 @@ static int __iax2_show_peers(int manager, int fd, struct mansession *s, int argc
ast_test_flag(peer, IAX_DYNAMIC) ? "(D)" : "(S)",
nm,
ntohs(peer->addr.sin_port), ast_test_flag(peer, IAX_TRUNK) ? "(T)" : " ",
- peer->encmethods ? "(E)" : " ", status, term);
+ peer->encmethods ? "(E)" : " ", status, " ", peer->encmethods ? "Yes" : "No", term);
total_peers++;
}
@@ -5740,6 +5990,11 @@ static int send_command_immediate(struct chan_iax2_pvt *i, char type, int comman
static int send_command_transfer(struct chan_iax2_pvt *i, char type, int command, unsigned int ts, const unsigned char *data, int datalen)
{
+ char buf[256] = "";
+
+ sprintf(buf, "send_command_transfer = command: %d", command);
+ TICK(buf);
+
return __send_command(i, type, command, ts, data, datalen, 0, 0, 1, 0, 0);
}
@@ -6047,7 +6302,7 @@ static int authenticate_request(int call_num)
iax_ie_append_short(&ied, IAX_IE_AUTHMETHODS, p->authmethods);
if (p->authmethods & (IAX_AUTH_MD5 | IAX_AUTH_RSA)) {
- snprintf(challenge, sizeof(challenge), "%d", (int)ast_random());
+ snprintf(challenge, sizeof(challenge), (ast_random() & 1) ? "%x" : "%X" , (int)ast_random());
ast_string_field_set(p, challenge, challenge);
/* snprintf(p->challenge, sizeof(p->challenge), "%d", (int)ast_random()); */
iax_ie_append_str(&ied, IAX_IE_CHALLENGE, p->challenge);
@@ -6460,6 +6715,10 @@ static int iax2_do_register_s(const void *data)
return 0;
}
+#ifndef TICK
+# define TICK(s) ast_log(LOG_NOTICE, "%s\n", (s))
+#endif
+
static int try_transfer(struct chan_iax2_pvt *pvt, struct iax_ies *ies)
{
int newcall = 0;
@@ -6467,12 +6726,26 @@ static int try_transfer(struct chan_iax2_pvt *pvt, struct iax_ies *ies)
struct iax_ie_data ied;
struct sockaddr_in new;
+ TICK(__PRETTY_FUNCTION__);
memset(&ied, 0, sizeof(ied));
if (ies->apparent_addr)
bcopy(ies->apparent_addr, &new, sizeof(new));
if (ies->callno)
newcall = ies->callno;
+#if 0
+ if (ies->challenge) {
+ struct MD5Context md5;
+ unsigned char digest[16];
+
+ MD5Init(&md5);
+ MD5Update(&md5, (unsigned char *)ies->challenge, strlen(ies->challenge));
+ MD5Final(digest, &md5);
+
+ build_enc_keys(digest, &pvt->ecx, &pvt->dcx);
+ }
+#endif
+
if (!newcall || !new.sin_addr.s_addr || !new.sin_port) {
ast_log(LOG_WARNING, "Invalid transfer request\n");
return -1;
@@ -6485,6 +6758,9 @@ static int try_transfer(struct chan_iax2_pvt *pvt, struct iax_ies *ies)
pvt->transferid = ies->transferid;
if (ies->transferid)
iax_ie_append_int(&ied, IAX_IE_TRANSFERID, ies->transferid);
+
+ TICK(__PRETTY_FUNCTION__);
+
send_command_transfer(pvt, AST_FRAME_IAX, IAX_COMMAND_TXCNT, 0, ied.buf, ied.pos);
return 0;
}
@@ -8071,7 +8347,7 @@ static int socket_process(struct iax2_thread *thread)
}
if (ast_test_flag(iaxs[fr->callno], IAX_ENCRYPTED)) {
if (decrypt_frame(fr->callno, fh, &f, &res)) {
- ast_log(LOG_NOTICE, "Packet Decrypt Failed!\n");
+ //ast_log(LOG_NOTICE, "Packet Decrypt Failed!\n");
ast_mutex_unlock(&iaxsl[fr->callno]);
return 1;
}
@@ -9361,6 +9637,7 @@ retryowner2:
break;
case IAX_COMMAND_TXCNT:
+ TICK("case TXCNT...");
if ((iaxs[fr->callno]->transferring == TRANSFER_BEGIN) &&
(iaxs[fr->callno]->transferid == ies.transferid)) {
memcpy(&iaxs[fr->callno]->transfer, &sin, sizeof(iaxs[fr->callno]->transfer));
@@ -9417,6 +9694,32 @@ retryowner2:
return 1;
}
break;
+ case IAX_COMMAND_RTENC:
+ case IAX_COMMAND_RTDEC:
+ ast_log(LOG_NOTICE, "..] receiving '%s'...\n", ((f.subclass == IAX_COMMAND_RTENC) ? "IAX_COMMAND_RTENC" : "IAX_COMMAND_RTDEC"));
+
+ if (!ast_test_flag(iaxs[fr->callno], IAX_ENCRYPTED) || !ast_test_flag(iaxs[fr->callno], IAX_KEYPOPULATED)) {
+ ast_log(LOG_WARNING, "**] breaking out of rotate sequence!!!\n");
+ break;
+ }
+
+ ast_log(LOG_NOTICE, "..] calling iax2_rotate\n");
+ iax2_rotate(iaxs[fr->callno], f.subclass, &ies);
+ break;
+ case IAX_COMMAND_RTPAUSE:
+ iaxs[fr->callno]->pauserotate = 1;
+ send_command(iaxs[fr->callno], AST_FRAME_IAX, IAX_COMMAND_RTRESP, 0, NULL, 0, -1);
+ break;
+ case IAX_COMMAND_RTRESP:
+ if (!iaxs[fr->callno]->transferwait) {
+ ast_log(LOG_NOTICE, "Received RTRESP without awaiting one for a transfer to begin! (could potentially lockup call).\n");
+ break;
+ }
+
+ if (iaxs[fr->callno]->transferwait->responses++ > 1)
+ iax2_start_transfer(iaxs[fr->callno]->transferwait->callnos[0], iaxs[fr->callno]->transferwait->callnos[1], iaxs[fr->callno]->transferwait->mediaonly);
+
+ break;
default:
ast_debug(1, "Unknown IAX command %d on %d/%d\n", f.subclass, fr->callno, iaxs[fr->callno]->peercallno);
memset(&ied0, 0, sizeof(ied0));
@@ -10068,6 +10371,7 @@ static void *sched_thread(void *ignore)
pthread_testcancel();
count = ast_sched_runq(sched);
+
if (count >= 20)
ast_debug(1, "chan_iax2: ast_sched_runq ran %d scheduled tasks all at once\n", count);
}
diff --git a/channels/iax2-parser.c b/channels/iax2-parser.c
index bb6e3b2e14289ff2192416310e26d2479abdac21..296e31f9621ad42e70925380674c0081de308e3c 100644
--- a/channels/iax2-parser.c
+++ b/channels/iax2-parser.c
@@ -447,7 +447,11 @@ void iax_showframe(struct iax_frame *f, struct ast_iax2_full_hdr *fhi, int rx, s
"PROVISN",
"FWDWNLD",
"FWDATA ",
- "TXMEDIA"
+ "TXMEDIA",
+ "RTENC ",
+ "RTDEC ",
+ "RTPAUSE",
+ "RTRESP "
};
const char *cmds[] = {
"(0?)",
diff --git a/channels/iax2.h b/channels/iax2.h
index a945afee4cd1157dc2256689416f2afb405e38e6..d1b3265f0db97751e78070501cd875a281ebb8ed 100644
--- a/channels/iax2.h
+++ b/channels/iax2.h
@@ -109,6 +109,14 @@ enum {
IAX_COMMAND_FWDATA = 37,
/*! Transfer media only */
IAX_COMMAND_TXMEDIA = 38,
+ /*! Command to send new key used for encryption */
+ IAX_COMMAND_RTENC = 39,
+ /*! Command to send new key used for decryption */
+ IAX_COMMAND_RTDEC = 40,
+ /*! ... */
+ IAX_COMMAND_RTPAUSE = 41,
+ /*! ... ... */
+ IAX_COMMAND_RTRESP = 42,
};
/*! By default require re-registration once per minute */