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cpp-libs
libnice
Commits
b08212d0
Commit
b08212d0
authored
Oct 11, 2010
by
Marcus Lundblad
Committed by
Youness Alaoui
Dec 14, 2010
Browse files
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Plain Diff
Fix indentation
Remove sent_binding boolean, use current_binding_msg instead
parent
e6dd9758
Changes
1
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Showing
1 changed file
with
287 additions
and
290 deletions
+287
-290
socket/turn.c
socket/turn.c
+287
-290
No files found.
socket/turn.c
View file @
b08212d0
...
...
@@ -90,13 +90,12 @@ typedef struct {
uint32_t
ms_sequence_num
;
bool
ms_connection_id_valid
;
GList
*
permissions
;
/* the peers (NiceAddress) for which
there is an installed permission */
there is an installed permission */
GList
*
sent_permissions
;
/* ongoing permission installed */
GHashTable
*
send_data_queues
;
/* stores a send data queue for per peer */
guint
permission_timeout_source
;
/* timer used to invalidate
permissions */
permissions */
gboolean
has_binding
;
gboolean
sent_binding
;
guint
binding_timeout_source
;
}
TurnPriv
;
...
...
@@ -115,9 +114,9 @@ typedef struct {
static
void
socket_close
(
NiceSocket
*
sock
);
static
gint
socket_recv
(
NiceSocket
*
sock
,
NiceAddress
*
from
,
guint
len
,
gchar
*
buf
);
guint
len
,
gchar
*
buf
);
static
gboolean
socket_send
(
NiceSocket
*
sock
,
const
NiceAddress
*
to
,
guint
len
,
const
gchar
*
buf
);
guint
len
,
const
gchar
*
buf
);
static
gboolean
socket_is_reliable
(
NiceSocket
*
sock
);
static
void
priv_process_pending_bindings
(
TurnPriv
*
priv
);
...
...
@@ -126,14 +125,14 @@ static gboolean priv_retransmissions_tick (gpointer pointer);
static
void
priv_schedule_tick
(
TurnPriv
*
priv
);
static
void
priv_send_turn_message
(
TurnPriv
*
priv
,
TURNMessage
*
msg
);
static
gboolean
priv_send_create_permission
(
TurnPriv
*
priv
,
uint8_t
*
realm
,
gsize
realm_len
,
uint8_t
*
nonce
,
gsize
nonce_len
,
const
NiceAddress
*
peer
);
uint8_t
*
realm
,
gsize
realm_len
,
uint8_t
*
nonce
,
gsize
nonce_len
,
const
NiceAddress
*
peer
);
static
gboolean
priv_send_channel_bind
(
TurnPriv
*
priv
,
StunMessage
*
resp
,
uint16_t
channel
,
const
NiceAddress
*
peer
);
uint16_t
channel
,
const
NiceAddress
*
peer
);
static
gboolean
priv_add_channel_binding
(
TurnPriv
*
priv
,
const
NiceAddress
*
peer
);
const
NiceAddress
*
peer
);
static
gboolean
priv_forget_send_request
(
gpointer
pointer
);
static
guint
...
...
@@ -163,9 +162,9 @@ priv_send_data_queue_destroy (gpointer data)
NiceSocket
*
nice_turn_socket_new
(
NiceAgent
*
agent
,
NiceAddress
*
addr
,
NiceSocket
*
base_socket
,
NiceAddress
*
server_addr
,
gchar
*
username
,
gchar
*
password
,
NiceTurnSocketCompatibility
compatibility
)
NiceSocket
*
base_socket
,
NiceAddress
*
server_addr
,
gchar
*
username
,
gchar
*
password
,
NiceTurnSocketCompatibility
compatibility
)
{
TurnPriv
*
priv
=
g_new0
(
TurnPriv
,
1
);
NiceSocket
*
sock
=
g_slice_new0
(
NiceSocket
);
...
...
@@ -177,18 +176,18 @@ nice_turn_socket_new (NiceAgent *agent, NiceAddress *addr,
if
(
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_DRAFT9
||
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
)
{
stun_agent_init
(
&
priv
->
agent
,
STUN_ALL_KNOWN_ATTRIBUTES
,
STUN_COMPATIBILITY_RFC5389
,
STUN_AGENT_USAGE_LONG_TERM_CREDENTIALS
);
STUN_COMPATIBILITY_RFC5389
,
STUN_AGENT_USAGE_LONG_TERM_CREDENTIALS
);
}
else
if
(
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_MSN
)
{
stun_agent_init
(
&
priv
->
agent
,
STUN_ALL_KNOWN_ATTRIBUTES
,
STUN_COMPATIBILITY_RFC3489
,
STUN_AGENT_USAGE_SHORT_TERM_CREDENTIALS
|
STUN_AGENT_USAGE_NO_INDICATION_AUTH
);
STUN_COMPATIBILITY_RFC3489
,
STUN_AGENT_USAGE_SHORT_TERM_CREDENTIALS
|
STUN_AGENT_USAGE_NO_INDICATION_AUTH
);
}
else
if
(
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_GOOGLE
)
{
stun_agent_init
(
&
priv
->
agent
,
STUN_ALL_KNOWN_ATTRIBUTES
,
STUN_COMPATIBILITY_RFC3489
,
STUN_AGENT_USAGE_SHORT_TERM_CREDENTIALS
|
STUN_AGENT_USAGE_IGNORE_CREDENTIALS
);
STUN_COMPATIBILITY_RFC3489
,
STUN_AGENT_USAGE_SHORT_TERM_CREDENTIALS
|
STUN_AGENT_USAGE_IGNORE_CREDENTIALS
);
}
else
if
(
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_OC2007
)
{
stun_agent_init
(
&
priv
->
agent
,
STUN_ALL_KNOWN_ATTRIBUTES
,
STUN_COMPATIBILITY_OC2007
,
...
...
@@ -223,9 +222,9 @@ nice_turn_socket_new (NiceAgent *agent, NiceAddress *addr,
priv
->
send_data_queues
=
g_hash_table_new_full
(
priv_nice_address_hash
,
(
GEqualFunc
)
nice_address_equal
,
(
GDestroyNotify
)
nice_address_free
,
priv_send_data_queue_destroy
);
(
GEqualFunc
)
nice_address_equal
,
(
GDestroyNotify
)
nice_address_free
,
priv_send_data_queue_destroy
);
sock
->
addr
=
*
addr
;
sock
->
fileno
=
base_socket
->
fileno
;
sock
->
send
=
socket_send
;
...
...
@@ -251,7 +250,7 @@ socket_close (NiceSocket *sock)
g_list_free
(
priv
->
channels
);
g_list_foreach
(
priv
->
pending_bindings
,
(
GFunc
)
nice_address_free
,
NULL
);
NULL
);
g_list_free
(
priv
->
pending_bindings
);
if
(
priv
->
tick_source_channel_bind
!=
NULL
)
{
...
...
@@ -298,12 +297,12 @@ socket_recv (NiceSocket *sock, NiceAddress *from, guint len, gchar *buf)
nice_debug
(
"received message on TURN socket"
);
recv_len
=
nice_socket_recv
(
priv
->
base_socket
,
&
recv_from
,
sizeof
(
recv_buf
),
(
gchar
*
)
recv_buf
);
sizeof
(
recv_buf
),
(
gchar
*
)
recv_buf
);
if
(
recv_len
>
0
)
return
nice_turn_socket_parse_recv
(
sock
,
&
dummy
,
from
,
len
,
buf
,
&
recv_from
,
(
gchar
*
)
recv_buf
,
(
guint
)
recv_len
);
&
recv_from
,
(
gchar
*
)
recv_buf
,
(
guint
)
recv_len
);
else
return
recv_len
;
}
...
...
@@ -339,7 +338,7 @@ static gboolean
priv_has_permission_for_peer
(
TurnPriv
*
priv
,
const
NiceAddress
*
to
)
{
GList
*
found
=
g_list_find_custom
(
priv
->
permissions
,
to
,
(
GCompareFunc
)
nice_address_equal
);
(
GCompareFunc
)
nice_address_equal
);
return
found
!=
NULL
;
}
...
...
@@ -348,12 +347,12 @@ static gboolean
priv_has_sent_permission_for_peer
(
TurnPriv
*
priv
,
const
NiceAddress
*
to
)
{
return
g_list_find_custom
(
priv
->
sent_permissions
,
to
,
(
GCompareFunc
)
nice_address_equal
)
!=
NULL
;
(
GCompareFunc
)
nice_address_equal
)
!=
NULL
;
}
static
void
socket_enqueue_data
(
TurnPriv
*
priv
,
const
NiceAddress
*
to
,
guint
len
,
const
gchar
*
buf
)
guint
len
,
const
gchar
*
buf
)
{
SendData
*
data
=
g_slice_new0
(
SendData
);
GQueue
*
queue
=
g_hash_table_lookup
(
priv
->
send_data_queues
,
to
);
...
...
@@ -361,7 +360,7 @@ socket_enqueue_data(TurnPriv *priv, const NiceAddress *to,
if
(
queue
==
NULL
)
{
queue
=
g_queue_new
();
g_hash_table_insert
(
priv
->
send_data_queues
,
nice_address_dup
(
to
),
queue
);
queue
);
}
data
->
data
=
g_memdup
(
buf
,
len
);
...
...
@@ -377,7 +376,7 @@ socket_dequeue_all_data (TurnPriv *priv, const NiceAddress *to)
if
(
send_queue
)
{
while
(
!
g_queue_is_empty
(
send_queue
))
{
SendData
*
data
=
(
SendData
*
)
g_queue_pop_head
(
send_queue
);
(
SendData
*
)
g_queue_pop_head
(
send_queue
);
nice_debug
(
"dequeing data enqueued when installing permission or binding"
);
nice_socket_send
(
priv
->
base_socket
,
to
,
data
->
data_len
,
data
->
data
);
...
...
@@ -394,7 +393,7 @@ socket_dequeue_all_data (TurnPriv *priv, const NiceAddress *to)
static
gboolean
socket_send
(
NiceSocket
*
sock
,
const
NiceAddress
*
to
,
guint
len
,
const
gchar
*
buf
)
guint
len
,
const
gchar
*
buf
)
{
TurnPriv
*
priv
=
(
TurnPriv
*
)
sock
->
priv
;
StunMessage
msg
;
...
...
@@ -435,30 +434,30 @@ socket_send (NiceSocket *sock, const NiceAddress *to,
if
(
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_DRAFT9
||
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
)
{
if
(
!
stun_agent_init_indication
(
&
priv
->
agent
,
&
msg
,
buffer
,
sizeof
(
buffer
),
STUN_IND_SEND
))
buffer
,
sizeof
(
buffer
),
STUN_IND_SEND
))
goto
send
;
if
(
stun_message_append_xor_addr
(
&
msg
,
STUN_ATTRIBUTE_PEER_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
send
;
}
else
{
if
(
!
stun_agent_init_request
(
&
priv
->
agent
,
&
msg
,
buffer
,
sizeof
(
buffer
),
STUN_SEND
))
buffer
,
sizeof
(
buffer
),
STUN_SEND
))
goto
send
;
if
(
stun_message_append32
(
&
msg
,
STUN_ATTRIBUTE_MAGIC_COOKIE
,
TURN_MAGIC_COOKIE
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
TURN_MAGIC_COOKIE
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
send
;
if
(
priv
->
username
!=
NULL
&&
priv
->
username_len
>
0
)
{
if
(
stun_message_append_bytes
(
&
msg
,
STUN_ATTRIBUTE_USERNAME
,
priv
->
username
,
priv
->
username_len
)
!=
priv
->
username
,
priv
->
username_len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
send
;
}
if
(
stun_message_append_addr
(
&
msg
,
STUN_ATTRIBUTE_DESTINATION_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
STUN_MESSAGE_RETURN_SUCCESS
)
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
send
;
if
(
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_GOOGLE
&&
...
...
@@ -479,20 +478,20 @@ socket_send (NiceSocket *sock, const NiceAddress *to,
}
if
(
stun_message_append_bytes
(
&
msg
,
STUN_ATTRIBUTE_DATA
,
buf
,
len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
buf
,
len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
send
;
msg_len
=
stun_agent_finish_message
(
&
priv
->
agent
,
&
msg
,
priv
->
password
,
priv
->
password_len
);
priv
->
password
,
priv
->
password_len
);
if
(
msg_len
>
0
&&
stun_message_get_class
(
&
msg
)
==
STUN_REQUEST
)
{
SendRequest
*
req
=
g_slice_new0
(
SendRequest
);
req
->
priv
=
priv
;
stun_message_id
(
&
msg
,
req
->
id
);
req
->
source
=
agent_timeout_add_with_context
(
priv
->
nice
,
STUN_END_TIMEOUT
,
priv_forget_send_request
,
req
);
STUN_END_TIMEOUT
,
priv_forget_send_request
,
req
);
g_queue_push_tail
(
priv
->
send_requests
,
req
);
}
}
...
...
@@ -500,26 +499,26 @@ socket_send (NiceSocket *sock, const NiceAddress *to,
if
(
msg_len
>
0
)
{
if
(
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
)
{
if
(
!
priv_has_permission_for_peer
(
priv
,
to
)
&&
!
priv_has_sent_permission_for_peer
(
priv
,
to
))
{
nice_debug
(
"no permission installed for peer"
);
priv_send_create_permission
(
priv
,
NULL
,
0
,
NULL
,
0
,
to
);
!
priv_has_sent_permission_for_peer
(
priv
,
to
))
{
nice_debug
(
"no permission installed for peer"
);
priv_send_create_permission
(
priv
,
NULL
,
0
,
NULL
,
0
,
to
);
}
}
if
(
!
priv
->
has_binding
&&
!
priv
->
sent_bindin
g
&&
binding
)
{
if
(
!
priv
->
has_binding
&&
!
priv
->
current_binding_ms
g
&&
binding
)
{
nice_debug
(
"renewing channel binding"
);
priv_send_channel_bind
(
priv
,
NULL
,
binding
->
channel
,
to
);
}
if
(
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
&&
!
priv_has_permission_for_peer
(
priv
,
to
))
{
!
priv_has_permission_for_peer
(
priv
,
to
))
{
/* enque data */
nice_debug
(
"enqueing data to be sent when aquiring permission or binding"
);
socket_enqueue_data
(
priv
,
to
,
msg_len
,
(
gchar
*
)
buffer
);
return
TRUE
;
}
else
{
return
nice_socket_send
(
priv
->
base_socket
,
&
priv
->
server_addr
,
msg_len
,
(
gchar
*
)
buffer
);
msg_len
,
(
gchar
*
)
buffer
);
}
}
send:
...
...
@@ -542,7 +541,7 @@ priv_forget_send_request (gpointer pointer)
if
(
g_source_is_destroyed
(
g_main_current_source
()))
{
nice_debug
(
"Source was destroyed. "
"Avoided race condition in turn.c:priv_forget_send_request"
);
"Avoided race condition in turn.c:priv_forget_send_request"
);
agent_unlock
();
return
FALSE
;
}
...
...
@@ -596,8 +595,8 @@ priv_binding_timeout (gpointer data)
gint
nice_turn_socket_parse_recv
(
NiceSocket
*
sock
,
NiceSocket
**
from_sock
,
NiceAddress
*
from
,
guint
len
,
gchar
*
buf
,
NiceAddress
*
recv_from
,
gchar
*
recv_buf
,
guint
recv_len
)
NiceAddress
*
from
,
guint
len
,
gchar
*
buf
,
NiceAddress
*
recv_from
,
gchar
*
recv_buf
,
guint
recv_len
)
{
TurnPriv
*
priv
=
(
TurnPriv
*
)
sock
->
priv
;
...
...
@@ -610,15 +609,15 @@ nice_turn_socket_parse_recv (NiceSocket *sock, NiceSocket **from_sock,
if
(
nice_address_equal
(
&
priv
->
server_addr
,
recv_from
))
{
valid
=
stun_agent_validate
(
&
priv
->
agent
,
&
msg
,
(
uint8_t
*
)
recv_buf
,
(
size_t
)
recv_len
,
NULL
,
NULL
);
(
uint8_t
*
)
recv_buf
,
(
size_t
)
recv_len
,
NULL
,
NULL
);
if
(
valid
==
STUN_VALIDATION_SUCCESS
)
{
if
(
priv
->
compatibility
!=
NICE_TURN_SOCKET_COMPATIBILITY_DRAFT9
&&
priv
->
compatibility
!=
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
)
{
uint32_t
cookie
;
if
(
stun_message_find32
(
&
msg
,
STUN_ATTRIBUTE_MAGIC_COOKIE
,
&
cookie
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
&
cookie
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
recv
;
if
(
cookie
!=
TURN_MAGIC_COOKIE
)
goto
recv
;
...
...
@@ -665,7 +664,7 @@ nice_turn_socket_parse_recv (NiceSocket *sock, NiceSocket **from_sock,
stun_message_id
(
&
msg
,
response_id
);
stun_message_id
(
&
priv
->
current_binding_msg
->
message
,
request_id
);
if
(
memcmp
(
request_id
,
response_id
,
sizeof
(
StunTransactionId
))
==
0
)
{
sizeof
(
StunTransactionId
))
==
0
)
{
g_free
(
priv
->
current_binding_msg
);
priv
->
current_binding_msg
=
NULL
;
...
...
@@ -689,72 +688,72 @@ nice_turn_socket_parse_recv (NiceSocket *sock, NiceSocket **from_sock,
stun_message_id
(
&
msg
,
response_id
);
stun_message_id
(
&
priv
->
current_binding_msg
->
message
,
request_id
);
if
(
memcmp
(
request_id
,
response_id
,
sizeof
(
StunTransactionId
))
==
0
)
{
if
(
stun_message_get_class
(
&
msg
)
==
STUN_ERROR
)
{
sizeof
(
StunTransactionId
))
==
0
)
{
if
(
stun_message_get_class
(
&
msg
)
==
STUN_ERROR
)
{
int
code
=
-
1
;
uint8_t
*
sent_realm
=
NULL
;
uint8_t
*
sent_realm
=
NULL
;
uint8_t
*
recv_realm
=
NULL
;
uint16_t
sent_realm_len
=
0
;
uint16_t
recv_realm_len
=
0
;
sent_realm
=
(
uint8_t
*
)
stun_message_find
(
&
priv
->
current_binding_msg
->
message
,
STUN_ATTRIBUTE_REALM
,
&
sent_realm_len
);
(
uint8_t
*
)
stun_message_find
(
&
priv
->
current_binding_msg
->
message
,
STUN_ATTRIBUTE_REALM
,
&
sent_realm_len
);
recv_realm
=
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_REALM
,
&
recv_realm_len
);
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_REALM
,
&
recv_realm_len
);
if
(
!
priv
->
has_binding
)
{
nice_debug
(
"sent realm: %s
\n
"
,
sent_realm
);
nice_debug
(
"recv realm: %s
\n
"
,
recv_realm
);
}
if
(
!
priv
->
has_binding
)
{
nice_debug
(
"sent realm: %s
\n
"
,
sent_realm
);
nice_debug
(
"recv realm: %s
\n
"
,
recv_realm
);
}
/* check for unauthorized error response */
if
(
stun_message_find_error
(
&
msg
,
&
code
)
==
STUN_MESSAGE_RETURN_SUCCESS
&&
(
code
==
438
||
(
code
==
401
&&
!
(
recv_realm
!=
NULL
&&
recv_realm_len
>
0
&&
recv_realm_len
==
sent_realm_len
&&
sent_realm
!=
NULL
&&
memcmp
(
sent_realm
,
recv_realm
,
sent_realm_len
)
==
0
))))
{
!
(
recv_realm
!=
NULL
&&
recv_realm_len
>
0
&&
recv_realm_len
==
sent_realm_len
&&
sent_realm
!=
NULL
&&
memcmp
(
sent_realm
,
recv_realm
,
sent_realm_len
)
==
0
))))
{
if
(
priv
->
current_binding
)
{
g_free
(
priv
->
current_binding_msg
);
g_free
(
priv
->
current_binding_msg
);
priv
->
current_binding_msg
=
NULL
;
priv_send_channel_bind
(
priv
,
&
msg
,
priv
->
current_binding
->
channel
,
&
priv
->
current_binding
->
peer
);
priv
->
current_binding
->
channel
,
&
priv
->
current_binding
->
peer
);
}
else
{
/* look up binding associated with peer */
GList
*
i
=
priv
->
channels
;
ChannelBinding
*
binding
=
NULL
;
struct
sockaddr
sa
;
socklen_t
sa_len
=
sizeof
(
sa
);
NiceAddress
to
;
stun_message_find_xor_addr
(
&
priv
->
current_binding_msg
->
message
,
STUN_ATTRIBUTE_XOR_PEER_ADDRESS
,
&
sa
,
&
sa_len
);
nice_address_set_from_sockaddr
(
&
to
,
&
sa
);
for
(;
i
;
i
=
i
->
next
)
{
ChannelBinding
*
b
=
i
->
data
;
if
(
nice_address_equal
(
&
b
->
peer
,
&
to
))
{
binding
=
b
;
break
;
}
}
g_free
(
priv
->
current_binding_msg
);
priv
->
current_binding_msg
=
NULL
;
if
(
binding
)
priv_send_channel_bind
(
priv
,
&
msg
,
binding
->
channel
,
&
to
);
}
}
else
{
/* look up binding associated with peer */
GList
*
i
=
priv
->
channels
;
ChannelBinding
*
binding
=
NULL
;
struct
sockaddr
sa
;
socklen_t
sa_len
=
sizeof
(
sa
);
NiceAddress
to
;
stun_message_find_xor_addr
(
&
priv
->
current_binding_msg
->
message
,
STUN_ATTRIBUTE_XOR_PEER_ADDRESS
,
&
sa
,
&
sa_len
);
nice_address_set_from_sockaddr
(
&
to
,
&
sa
);
for
(;
i
;
i
=
i
->
next
)
{
ChannelBinding
*
b
=
i
->
data
;
if
(
nice_address_equal
(
&
b
->
peer
,
&
to
))
{
binding
=
b
;
break
;
}
}
g_free
(
priv
->
current_binding_msg
);
priv
->
current_binding_msg
=
NULL
;
if
(
binding
)
priv_send_channel_bind
(
priv
,
&
msg
,
binding
->
channel
,
&
to
);
}
}
else
{
g_free
(
priv
->
current_binding
);
priv
->
current_binding
=
NULL
;
g_free
(
priv
->
current_binding_msg
);
...
...
@@ -764,123 +763,123 @@ nice_turn_socket_parse_recv (NiceSocket *sock, NiceSocket **from_sock,
}
else
if
(
stun_message_get_class
(
&
msg
)
==
STUN_RESPONSE
)
{
g_free
(
priv
->
current_binding_msg
);
priv
->
current_binding_msg
=
NULL
;
priv
->
has_binding
=
TRUE
;
priv
->
sent_binding
=
FALSE
;
priv
->
has_binding
=
TRUE
;
if
(
priv
->
current_binding
)
{
priv
->
channels
=
g_list_append
(
priv
->
channels
,
priv
->
current_binding
);
priv
->
current_binding
);
priv
->
current_binding
=
NULL
;
}
priv_process_pending_bindings
(
priv
);
/* install timer to schedule refresh of the permission */
if
(
!
priv
->
binding_timeout_source
)
{
priv
->
binding_timeout_source
=
g_timeout_add_seconds
(
STUN_BINDING_TIMEOUT
,
priv_binding_timeout
,
priv
);
}
/* install timer to schedule refresh of the permission */
if
(
!
priv
->
binding_timeout_source
)
{
priv
->
binding_timeout_source
=
g_timeout_add_seconds
(
STUN_BINDING_TIMEOUT
,
priv_binding_timeout
,
priv
);
}
}
}
}
return
0
;
}
else
if
(
stun_message_get_method
(
&
msg
)
==
STUN_CREATEPERMISSION
)
{
StunTransactionId
request_id
;
StunTransactionId
request_id
;
StunTransactionId
response_id
;
if
(
priv
->
current_create_permission_msg
)
{
stun_message_id
(
&
msg
,
response_id
);
stun_message_id
(
&
priv
->
current_create_permission_msg
->
message
,
request_id
);
if
(
memcmp
(
request_id
,
response_id
,
sizeof
(
StunTransactionId
))
==
0
)
{
struct
sockaddr
peer
;
socklen_t
peer_len
=
sizeof
(
peer
);
int
code
=
-
1
;
NiceAddress
*
to
=
nice_address_new
();;
nice_debug
(
"got response for CreatePermission"
);
stun_message_find_xor_addr
(
&
priv
->
current_create_permission_msg
->
message
,
STUN_ATTRIBUTE_XOR_PEER_ADDRESS
,
&
peer
,
&
peer_len
);
nice_address_set_from_sockaddr
(
to
,
&
peer
);
g_free
(
priv
->
current_create_permission_msg
);
priv
->
current_create_permission_msg
=
NULL
;
/* unathorized => resend with realm and nonce) */
if
(
stun_message_get_class
(
&
msg
)
==
STUN_ERROR
&&
stun_message_find_error
(
&
msg
,
&
code
)
==
STUN_MESSAGE_RETURN_SUCCESS
&&
(
code
==
438
||
(
code
==
401
)))
{
uint8_t
*
recv_realm
=
NULL
;
uint16_t
recv_realm_len
=
0
;
uint8_t
*
recv_nonce
=
NULL
;
uint16_t
recv_nonce_len
=
0
;
recv_realm
=
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_REALM
,
&
recv_realm_len
);
recv_nonce
=
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_NONCE
,
&
recv_nonce_len
);
nice_debug
(
"got realm: %s"
,
recv_realm
);
nice_debug
(
"got nonce: %s"
,
recv_nonce
);
/* resend CreatePermission */
priv_send_create_permission
(
priv
,
recv_realm
,
recv_realm_len
,
recv_nonce
,
recv_nonce_len
,
to
);
nice_address_free
(
to
);
}
else
{
/* we now have a permission installed for this peer */
GList
*
sent_permission
=
g_list_find_custom
(
priv
->
sent_permissions
,
to
,
(
GCompareFunc
)
nice_address_equal
);
priv
->
permissions
=
g_list_append
(
priv
->
permissions
,
to
);
if
(
sent_permission
)
{
nice_address_free
((
NiceAddress
*
)
sent_permission
->
data
);
priv
->
sent_permissions
=
g_list_remove_link
(
priv
->
sent_permissions
,
sent_permission
);
}
/* install timer to schedule refresh of the permission */
/* (will not schedule refresh if we got an error) */
if
(
stun_message_get_class
(
&
msg
)
==
STUN_RESPONSE
&&
!
priv
->
permission_timeout_source
)
{
priv
->
permission_timeout_source
=
g_timeout_add_seconds
(
STUN_PERMISSION_TIMEOUT
,
priv_permission_timeout
,
priv
);
}
/* send enqued data */
nice_debug
(
"about to dequeue data"
);
socket_dequeue_all_data
(
priv
,
to
);
}
}
}
return
0
;
if
(
priv
->
current_create_permission_msg
)
{
stun_message_id
(
&
msg
,
response_id
);
stun_message_id
(
&
priv
->
current_create_permission_msg
->
message
,
request_id
);
if
(
memcmp
(
request_id
,
response_id
,
sizeof
(
StunTransactionId
))
==
0
)
{
struct
sockaddr
peer
;
socklen_t
peer_len
=
sizeof
(
peer
);
int
code
=
-
1
;
NiceAddress
*
to
=
nice_address_new
();;
nice_debug
(
"got response for CreatePermission"
);
stun_message_find_xor_addr
(
&
priv
->
current_create_permission_msg
->
message
,
STUN_ATTRIBUTE_XOR_PEER_ADDRESS
,
&
peer
,
&
peer_len
);
nice_address_set_from_sockaddr
(
to
,
&
peer
);
g_free
(
priv
->
current_create_permission_msg
);
priv
->
current_create_permission_msg
=
NULL
;
/* unathorized => resend with realm and nonce) */
if
(
stun_message_get_class
(
&
msg
)
==
STUN_ERROR
&&
stun_message_find_error
(
&
msg
,
&
code
)
==
STUN_MESSAGE_RETURN_SUCCESS
&&
(
code
==
438
||
(
code
==
401
)))
{
uint8_t
*
recv_realm
=
NULL
;
uint16_t
recv_realm_len
=
0
;
uint8_t
*
recv_nonce
=
NULL
;
uint16_t
recv_nonce_len
=
0
;
recv_realm
=
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_REALM
,
&
recv_realm_len
);
recv_nonce
=
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_NONCE
,
&
recv_nonce_len
);
nice_debug
(
"got realm: %s"
,
recv_realm
);
nice_debug
(
"got nonce: %s"
,
recv_nonce
);
/* resend CreatePermission */
priv_send_create_permission
(
priv
,
recv_realm
,
recv_realm_len
,
recv_nonce
,
recv_nonce_len
,
to
);
nice_address_free
(
to
);
}
else
{
/* we now have a permission installed for this peer */
GList
*
sent_permission
=
g_list_find_custom
(
priv
->
sent_permissions
,
to
,
(
GCompareFunc
)
nice_address_equal
);
priv
->
permissions
=
g_list_append
(
priv
->
permissions
,
to
);
if
(
sent_permission
)
{
nice_address_free
((
NiceAddress
*
)
sent_permission
->
data
);
priv
->
sent_permissions
=
g_list_remove_link
(
priv
->
sent_permissions
,
sent_permission
);
}
/* install timer to schedule refresh of the permission */
/* (will not schedule refresh if we got an error) */
if
(
stun_message_get_class
(
&
msg
)
==
STUN_RESPONSE
&&
!
priv
->
permission_timeout_source
)
{
priv
->
permission_timeout_source
=
g_timeout_add_seconds
(
STUN_PERMISSION_TIMEOUT
,
priv_permission_timeout
,
priv
);
}
/* send enqued data */
nice_debug
(
"about to dequeue data"
);
socket_dequeue_all_data
(
priv
,
to
);
}
}
}
return
0
;
}
else
if
(
stun_message_get_class
(
&
msg
)
==
STUN_INDICATION
&&
stun_message_get_method
(
&
msg
)
==
STUN_IND_DATA
)
{
stun_message_get_method
(
&
msg
)
==
STUN_IND_DATA
)
{
uint16_t
data_len
;
uint8_t
*
data
;
if
(
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_DRAFT9
||
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
)
{
if
(
stun_message_find_xor_addr
(
&
msg
,
STUN_ATTRIBUTE_REMOTE_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
&
from_len
)
!=
(
struct
sockaddr
*
)
&
sa
,
&
from_len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
recv
;
}
else
{
if
(
stun_message_find_addr
(
&
msg
,
STUN_ATTRIBUTE_REMOTE_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
&
from_len
)
!=
(
struct
sockaddr
*
)
&
sa
,
&
from_len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
goto
recv
;
}
data
=
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_DATA
,
&
data_len
);
&
data_len
);
if
(
data
==
NULL
)
goto
recv
;
...
...
@@ -968,26 +967,26 @@ priv_retransmissions_tick_unlocked (TurnPriv *priv)
switch
(
stun_timer_refresh
(
&
priv
->
current_binding_msg
->
timer
))
{
case
STUN_USAGE_TIMER_RETURN_TIMEOUT
:
{
/* Time out */
StunTransactionId
id
;
/* Time out */
StunTransactionId
id
;
stun_message_id
(
&
priv
->
current_binding_msg
->
message
,
id
);
stun_agent_forget_transaction
(
&
priv
->
agent
,
id
);
stun_message_id
(
&
priv
->
current_binding_msg
->
message
,
id
);
stun_agent_forget_transaction
(
&
priv
->
agent
,
id
);
g_free
(
priv
->
current_binding
);
priv
->
current_binding
=
NULL
;
g_free
(
priv
->
current_binding_msg
);
priv
->
current_binding_msg
=
NULL
;
g_free
(
priv
->
current_binding
);
priv
->
current_binding
=
NULL
;
g_free
(
priv
->
current_binding_msg
);
priv
->
current_binding_msg
=
NULL
;
priv_process_pending_bindings
(
priv
);
break
;
priv_process_pending_bindings
(
priv
);
break
;
}
case
STUN_USAGE_TIMER_RETURN_RETRANSMIT
:
/* Retransmit */
nice_socket_send
(
priv
->
base_socket
,
&
priv
->
server_addr
,
stun_message_length
(
&
priv
->
current_binding_msg
->
message
),
(
gchar
*
)
priv
->
current_binding_msg
->
buffer
);
stun_message_length
(
&
priv
->
current_binding_msg
->
message
),
(
gchar
*
)
priv
->
current_binding_msg
->
buffer
);
break
;
case
STUN_USAGE_TIMER_RETURN_SUCCESS
:
break
;
...
...
@@ -1005,47 +1004,47 @@ priv_retransmissions_create_permission_tick_unlocked (TurnPriv *priv)
switch
(
stun_timer_refresh
(
&
priv
->
current_create_permission_msg
->
timer
))
{
case
STUN_USAGE_TIMER_RETURN_TIMEOUT
:
{
/* Time out */
StunTransactionId
id
;
NiceAddress
*
to
=
nice_address_new
();
struct
sockaddr
addr
;
socklen_t
addr_len
=
sizeof
(
addr
);
GList
*
sent_permission
;
stun_message_id
(
&
priv
->
current_create_permission_msg
->
message
,
id
);
stun_agent_forget_transaction
(
&
priv
->
agent
,
id
);
stun_message_find_xor_addr
(
&
priv
->
current_create_permission_msg
->
message
,
STUN_ATTRIBUTE_XOR_PEER_ADDRESS
,
&
addr
,
&
addr_len
);
nice_address_set_from_sockaddr
(
to
,
&
addr
);
sent_permission
=
g_list_find_custom
(
priv
->
sent_permissions
,
to
,
(
GCompareFunc
)
nice_address_equal
);
g_free
(
priv
->
current_create_permission_msg
);
priv
->
current_create_permission_msg
=
NULL
;
/* we got a timeout when retransmitting a CreatePermission
message, assume we can just send the data, the server
might not support RFC TURN, or connectivity check will
fail eventually anyway */
priv
->
permissions
=
g_list_append
(
priv
->
permissions
,
to
);
if
(
sent_permission
)
{
nice_address_free
((
NiceAddress
*
)
sent_permission
->
data
);
priv
->
sent_permissions
=
g_list_delete_link
(
priv
->
sent_permissions
,
sent_permission
);
}
socket_dequeue_all_data
(
priv
,
to
);
break
;
/* Time out */
StunTransactionId
id
;
NiceAddress
*
to
=
nice_address_new
();
struct
sockaddr
addr
;
socklen_t
addr_len
=
sizeof
(
addr
);
GList
*
sent_permission
;
stun_message_id
(
&
priv
->
current_create_permission_msg
->
message
,
id
);
stun_agent_forget_transaction
(
&
priv
->
agent
,
id
);
stun_message_find_xor_addr
(
&
priv
->
current_create_permission_msg
->
message
,
STUN_ATTRIBUTE_XOR_PEER_ADDRESS
,
&
addr
,
&
addr_len
);
nice_address_set_from_sockaddr
(
to
,
&
addr
);
sent_permission
=
g_list_find_custom
(
priv
->
sent_permissions
,
to
,
(
GCompareFunc
)
nice_address_equal
);
g_free
(
priv
->
current_create_permission_msg
);
priv
->
current_create_permission_msg
=
NULL
;
/* we got a timeout when retransmitting a CreatePermission
message, assume we can just send the data, the server
might not support RFC TURN, or connectivity check will
fail eventually anyway */
priv
->
permissions
=
g_list_append
(
priv
->
permissions
,
to
);
if
(
sent_permission
)
{
nice_address_free
((
NiceAddress
*
)
sent_permission
->
data
);
priv
->
sent_permissions
=
g_list_delete_link
(
priv
->
sent_permissions
,
sent_permission
);
}
socket_dequeue_all_data
(
priv
,
to
);
break
;
}
case
STUN_USAGE_TIMER_RETURN_RETRANSMIT
:
/* Retransmit */
nice_socket_send
(
priv
->
base_socket
,
&
priv
->
server_addr
,
stun_message_length
(
&
priv
->
current_create_permission_msg
->
message
),
(
gchar
*
)
priv
->
current_create_permission_msg
->
buffer
);
stun_message_length
(
&
priv
->
current_create_permission_msg
->
message
),
(
gchar
*
)
priv
->
current_create_permission_msg
->
buffer
);
break
;
case
STUN_USAGE_TIMER_RETURN_SUCCESS
:
break
;
...
...
@@ -1065,7 +1064,7 @@ priv_retransmissions_tick (gpointer pointer)
agent_lock
();
if
(
g_source_is_destroyed
(
g_main_current_source
()))
{
nice_debug
(
"Source was destroyed. "
"Avoided race condition in turn.c:priv_retransmissions_tick"
);
"Avoided race condition in turn.c:priv_retransmissions_tick"
);
agent_unlock
();
return
FALSE
;
}
...
...
@@ -1092,7 +1091,7 @@ priv_retransmissions_create_permission_tick (gpointer pointer)
agent_lock
();
if
(
g_source_is_destroyed
(
g_main_current_source
()))
{
nice_debug
(
"Source was destroyed. "
"Avoided race condition in turn.c:priv_retransmissions_create_permission_tick"
);
"Avoided race condition in turn.c:priv_retransmissions_create_permission_tick"
);
agent_unlock
();
return
FALSE
;
}
...
...
@@ -1134,10 +1133,10 @@ priv_schedule_tick (TurnPriv *priv)
guint
timeout
=
stun_timer_remainder
(
&
priv
->
current_create_permission_msg
->
timer
);
if
(
timeout
>
0
)
{
priv
->
tick_source_create_permission
=
agent_timeout_add_with_context
(
priv
->
nice
,
timeout
,
priv_retransmissions_create_permission_tick
,
priv
);
agent_timeout_add_with_context
(
priv
->
nice
,
timeout
,
priv_retransmissions_create_permission_tick
,
priv
);
}
else
{
priv_retransmissions_create_permission_tick_unlocked
(
priv
);
}
...
...
@@ -1155,7 +1154,7 @@ priv_send_turn_message (TurnPriv *priv, TURNMessage *msg)
}
nice_socket_send
(
priv
->
base_socket
,
&
priv
->
server_addr
,
stun_len
,
(
gchar
*
)
msg
->
buffer
);
stun_len
,
(
gchar
*
)
msg
->
buffer
);
if
(
nice_socket_is_reliable
(
priv
->
base_socket
))
{
stun_timer_start_reliable
(
&
msg
->
timer
,
...
...
@@ -1187,22 +1186,22 @@ priv_send_create_permission(TurnPriv *priv, uint8_t *realm, gsize realm_len,
/* send CreatePermission */
msg_buf_len
=
stun_usage_turn_create_permission
(
&
priv
->
agent
,
&
msg
->
message
,
msg
->
buffer
,
sizeof
(
msg
->
buffer
),
priv
->
username
,
priv
->
username_len
,
priv
->
password
,
priv
->
password_len
,
realm
,
realm_len
,
nonce
,
nonce_len
,
&
addr
,
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
);
msg
->
buffer
,
sizeof
(
msg
->
buffer
),
priv
->
username
,
priv
->
username_len
,
priv
->
password
,
priv
->
password_len
,
realm
,
realm_len
,
nonce
,
nonce_len
,
&
addr
,
NICE_TURN_SOCKET_COMPATIBILITY_RFC5766
);
if
(
msg_buf_len
>
0
)
{
nice_debug
(
"sending CreatePermission message, lenght: %d"
,
msg_buf_len
);
msg_buf_len
);
res
=
nice_socket_send
(
priv
->
base_socket
,
&
priv
->
server_addr
,
msg_buf_len
,
(
gchar
*
)
msg
->
buffer
);
msg_buf_len
,
(
gchar
*
)
msg
->
buffer
);
nice_debug
(
"sent CreatePermission message, result: %d"
,
res
);
if
(
nice_socket_is_reliable
(
priv
->
base_socket
))
{
...
...
@@ -1222,32 +1221,31 @@ priv_send_create_permission(TurnPriv *priv, uint8_t *realm, gsize realm_len,
static
gboolean
priv_send_channel_bind
(
TurnPriv
*
priv
,
StunMessage
*
resp
,
uint16_t
channel
,
const
NiceAddress
*
peer
)
uint16_t
channel
,
const
NiceAddress
*
peer
)
{
uint32_t
channel_attr
=
channel
<<
16
;
size_t
stun_len
;
struct
sockaddr_storage
sa
;
TURNMessage
*
msg
=
g_new0
(
TURNMessage
,
1
);
priv
->
sent_binding
=
TRUE
;
nice_address_copy_to_sockaddr
(
peer
,
(
struct
sockaddr
*
)
&
sa
);
if
(
!
stun_agent_init_request
(
&
priv
->
agent
,
&
msg
->
message
,
msg
->
buffer
,
sizeof
(
msg
->
buffer
),
STUN_CHANNELBIND
))
{
msg
->
buffer
,
sizeof
(
msg
->
buffer
),
STUN_CHANNELBIND
))
{
g_free
(
msg
);
return
FALSE
;
}
if
(
stun_message_append32
(
&
msg
->
message
,
STUN_ATTRIBUTE_CHANNEL_NUMBER
,
channel_attr
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
channel_attr
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
FALSE
;
}
if
(
stun_message_append_xor_addr
(
&
msg
->
message
,
STUN_ATTRIBUTE_PEER_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
FALSE
;
...
...
@@ -1255,8 +1253,8 @@ priv_send_channel_bind (TurnPriv *priv, StunMessage *resp,
if
(
priv
->
username
!=
NULL
&&
priv
->
username_len
>
0
)
{
if
(
stun_message_append_bytes
(
&
msg
->
message
,
STUN_ATTRIBUTE_USERNAME
,
priv
->
username
,
priv
->
username_len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
priv
->
username
,
priv
->
username_len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
FALSE
;
}
...
...
@@ -1270,8 +1268,8 @@ priv_send_channel_bind (TurnPriv *priv, StunMessage *resp,
realm
=
(
uint8_t
*
)
stun_message_find
(
resp
,
STUN_ATTRIBUTE_REALM
,
&
len
);
if
(
realm
!=
NULL
)
{
if
(
stun_message_append_bytes
(
&
msg
->
message
,
STUN_ATTRIBUTE_REALM
,
realm
,
len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
realm
,
len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
0
;
}
...
...
@@ -1279,8 +1277,8 @@ priv_send_channel_bind (TurnPriv *priv, StunMessage *resp,
nonce
=
(
uint8_t
*
)
stun_message_find
(
resp
,
STUN_ATTRIBUTE_NONCE
,
&
len
);
if
(
nonce
!=
NULL
)
{
if
(
stun_message_append_bytes
(
&
msg
->
message
,
STUN_ATTRIBUTE_NONCE
,
nonce
,
len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
nonce
,
len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
0
;
}
...
...
@@ -1288,7 +1286,7 @@ priv_send_channel_bind (TurnPriv *priv, StunMessage *resp,
}
stun_len
=
stun_agent_finish_message
(
&
priv
->
agent
,
&
msg
->
message
,
priv
->
password
,
priv
->
password_len
);
priv
->
password
,
priv
->
password_len
);
if
(
stun_len
>
0
)
{
priv_send_turn_message
(
priv
,
msg
);
...
...
@@ -1305,7 +1303,6 @@ priv_add_channel_binding (TurnPriv *priv, const NiceAddress *peer)
size_t
stun_len
;
struct
sockaddr_storage
sa
;
priv
->
sent_binding
=
TRUE
;
nice_address_copy_to_sockaddr
(
peer
,
(
struct
sockaddr
*
)
&
sa
);
if
(
priv
->
current_binding
)
{
...
...
@@ -1342,23 +1339,23 @@ priv_add_channel_binding (TurnPriv *priv, const NiceAddress *peer)
priv
->
compatibility
==
NICE_TURN_SOCKET_COMPATIBILITY_OC2007
)
{
TURNMessage
*
msg
=
g_new0
(
TURNMessage
,
1
);
if
(
!
stun_agent_init_request
(
&
priv
->
agent
,
&
msg
->
message
,
msg
->
buffer
,
sizeof
(
msg
->
buffer
),
STUN_OLD_SET_ACTIVE_DST
))
{
msg
->
buffer
,
sizeof
(
msg
->
buffer
),
STUN_OLD_SET_ACTIVE_DST
))
{
g_free
(
msg
);
return
FALSE
;
}
if
(
stun_message_append32
(
&
msg
->
message
,
STUN_ATTRIBUTE_MAGIC_COOKIE
,
TURN_MAGIC_COOKIE
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
TURN_MAGIC_COOKIE
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
FALSE
;
}
if
(
priv
->
username
!=
NULL
&&
priv
->
username_len
>
0
)
{
if
(
stun_message_append_bytes
(
&
msg
->
message
,
STUN_ATTRIBUTE_USERNAME
,
priv
->
username
,
priv
->
username_len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
priv
->
username
,
priv
->
username_len
)
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
FALSE
;
}
...
...
@@ -1373,15 +1370,15 @@ priv_add_channel_binding (TurnPriv *priv, const NiceAddress *peer)
}
if
(
stun_message_append_addr
(
&
msg
->
message
,
STUN_ATTRIBUTE_DESTINATION_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
STUN_ATTRIBUTE_DESTINATION_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
STUN_MESSAGE_RETURN_SUCCESS
)
{
g_free
(
msg
);
return
FALSE
;
}
stun_len
=
stun_agent_finish_message
(
&
priv
->
agent
,
&
msg
->
message
,
priv
->
password
,
priv
->
password_len
);
priv
->
password
,
priv
->
password_len
);
if
(
stun_len
>
0
)
{
priv
->
current_binding
=
g_new0
(
ChannelBinding
,
1
);
...
...
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