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cpp-libs
libnice
Commits
0c08c052
Commit
0c08c052
authored
Aug 05, 2008
by
Youness Alaoui
Browse files
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Plain Diff
Completing turn support in udp socket factory
parent
55d80fca
Changes
1
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Showing
1 changed file
with
85 additions
and
2 deletions
+85
-2
udp/udp-turn.c
udp/udp-turn.c
+85
-2
No files found.
udp/udp-turn.c
View file @
0c08c052
...
@@ -58,6 +58,10 @@ typedef struct {
...
@@ -58,6 +58,10 @@ typedef struct {
StunAgent
agent
;
StunAgent
agent
;
int
locked
;
int
locked
;
NiceUDPSocket
udp_socket
;
NiceUDPSocket
udp_socket
;
uint8_t
*
username
;
size_t
username_len
;
uint8_t
*
password
;
size_t
password_len
;
}
turn_priv
;
}
turn_priv
;
...
@@ -69,8 +73,52 @@ socket_recv (
...
@@ -69,8 +73,52 @@ socket_recv (
gchar
*
buf
)
gchar
*
buf
)
{
{
turn_priv
*
priv
=
(
turn_priv
*
)
sock
->
priv
;
turn_priv
*
priv
=
(
turn_priv
*
)
sock
->
priv
;
StunValidationStatus
valid
;
StunMessage
msg
;
uint8_t
buffer
[
STUN_MAX_MESSAGE_SIZE
];
size_t
stun_len
;
struct
sockaddr_storage
sa
;
guint
from_len
=
sizeof
(
sa
);
stun_len
=
nice_udp_socket_recv
(
&
priv
->
udp_socket
,
from
,
sizeof
(
buffer
),
(
gchar
*
)
buffer
);
valid
=
stun_agent_validate
(
&
priv
->
agent
,
&
msg
,
buffer
,
stun_len
,
NULL
,
NULL
);
if
(
valid
==
STUN_VALIDATION_SUCCESS
)
{
uint32_t
cookie
;
if
(
stun_message_find32
(
&
msg
,
STUN_ATTRIBUTE_MAGIC_COOKIE
,
&
cookie
)
!=
0
)
goto
recv
;
if
(
cookie
!=
TURN_MAGIC_COOKIE
)
goto
recv
;
if
(
stun_message_get_class
(
&
msg
)
==
STUN_RESPONSE
&&
stun_message_get_method
(
&
msg
)
==
STUN_SEND
)
{
return
0
;
}
else
if
(
stun_message_get_class
(
&
msg
)
==
STUN_INDICATION
&&
stun_message_get_method
(
&
msg
)
==
STUN_IND_DATA
)
{
uint16_t
data_len
;
uint8_t
*
data
;
if
(
stun_message_find_addr
(
&
msg
,
STUN_ATTRIBUTE_REMOTE_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
&
from_len
)
!=
0
)
goto
recv
;
data
=
(
uint8_t
*
)
stun_message_find
(
&
msg
,
STUN_ATTRIBUTE_DATA
,
&
data_len
);
if
(
data
==
NULL
)
goto
recv
;
nice_address_set_from_sockaddr
(
from
,
(
struct
sockaddr
*
)
&
sa
);
memcpy
(
buf
,
data
,
len
>
data_len
?
data_len
:
len
);
return
len
>
data_len
?
data_len
:
len
;
}
else
{
goto
recv
;
}
}
return
nice_udp_socket_recv
(
&
priv
->
udp_socket
,
from
,
len
,
buf
);
recv:
memcpy
(
buf
,
buffer
,
len
>
stun_len
?
stun_len
:
len
);
return
len
>
stun_len
?
stun_len
:
len
;
}
}
static
gboolean
static
gboolean
...
@@ -81,7 +129,41 @@ socket_send (
...
@@ -81,7 +129,41 @@ socket_send (
const
gchar
*
buf
)
const
gchar
*
buf
)
{
{
turn_priv
*
priv
=
(
turn_priv
*
)
sock
->
priv
;
turn_priv
*
priv
=
(
turn_priv
*
)
sock
->
priv
;
StunMessage
msg
;
uint8_t
buffer
[
STUN_MAX_MESSAGE_SIZE
];
size_t
stun_len
;
struct
sockaddr_storage
sa
;
nice_address_copy_to_sockaddr
(
to
,
(
struct
sockaddr
*
)
&
sa
);
if
(
!
stun_agent_init_request
(
&
priv
->
agent
,
&
msg
,
buffer
,
sizeof
(
buffer
),
STUN_SEND
))
goto
send
;
if
(
stun_message_append32
(
&
msg
,
STUN_ATTRIBUTE_MAGIC_COOKIE
,
TURN_MAGIC_COOKIE
)
!=
0
)
goto
send
;
if
(
priv
->
username
!=
NULL
&&
priv
->
username_len
>
0
)
{
if
(
stun_message_append_bytes
(
&
msg
,
STUN_ATTRIBUTE_USERNAME
,
priv
->
username
,
priv
->
username_len
)
!=
0
)
goto
send
;
}
if
(
stun_message_append_addr
(
&
msg
,
STUN_ATTRIBUTE_DESTINATION_ADDRESS
,
(
struct
sockaddr
*
)
&
sa
,
sizeof
(
sa
))
!=
0
)
goto
send
;
if
(
stun_message_append_bytes
(
&
msg
,
STUN_ATTRIBUTE_DATA
,
buf
,
len
)
!=
0
)
goto
send
;
stun_len
=
stun_agent_finish_message
(
&
priv
->
agent
,
&
msg
,
priv
->
password
,
priv
->
password_len
);
if
(
stun_len
>
0
)
{
nice_udp_socket_send
(
&
priv
->
udp_socket
,
to
,
stun_len
,
(
gchar
*
)
buffer
);
return
TRUE
;
}
send:
nice_udp_socket_send
(
&
priv
->
udp_socket
,
to
,
len
,
buf
);
nice_udp_socket_send
(
&
priv
->
udp_socket
,
to
,
len
,
buf
);
return
TRUE
;
return
TRUE
;
...
@@ -107,7 +189,7 @@ socket_factory_init_socket (
...
@@ -107,7 +189,7 @@ socket_factory_init_socket (
NiceUDPSocketFactory
*
udp_socket_factory
=
man
->
priv
;
NiceUDPSocketFactory
*
udp_socket_factory
=
man
->
priv
;
turn_priv
*
priv
=
g_new0
(
turn_priv
,
1
);
turn_priv
*
priv
=
g_new0
(
turn_priv
,
1
);
if
(
nice_udp_socket_factory_make
(
udp_socket_factory
,
&
priv
->
udp_socket
,
addr
)
if
(
nice_udp_socket_factory_make
(
udp_socket_factory
,
&
(
priv
->
udp_socket
)
,
addr
)
==
FALSE
)
{
==
FALSE
)
{
g_free
(
priv
);
g_free
(
priv
);
return
FALSE
;
return
FALSE
;
...
@@ -118,6 +200,7 @@ socket_factory_init_socket (
...
@@ -118,6 +200,7 @@ socket_factory_init_socket (
STUN_AGENT_USAGE_SHORT_TERM_CREDENTIALS
|
STUN_AGENT_USAGE_SHORT_TERM_CREDENTIALS
|
STUN_AGENT_USAGE_IGNORE_CREDENTIALS
);
STUN_AGENT_USAGE_IGNORE_CREDENTIALS
);
sock
->
addr
=
priv
->
udp_socket
.
addr
;
sock
->
fileno
=
priv
->
udp_socket
.
fileno
;
sock
->
fileno
=
priv
->
udp_socket
.
fileno
;
sock
->
send
=
socket_send
;
sock
->
send
=
socket_send
;
sock
->
recv
=
socket_recv
;
sock
->
recv
=
socket_recv
;
...
...
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