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videolan
vlc-2-2
Commits
5c8acc49
Commit
5c8acc49
authored
Jul 27, 2005
by
Rémi Denis-Courmont
Browse files
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Plain Diff
Put correct owner address in SAP-generated SDP
parent
0f55beac
Changes
5
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Inline
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Showing
5 changed files
with
133 additions
and
151 deletions
+133
-151
include/stream_output.h
include/stream_output.h
+1
-4
include/vlc_symbols.h
include/vlc_symbols.h
+1
-1
modules/stream_out/standard.c
modules/stream_out/standard.c
+0
-2
src/stream_output/announce.c
src/stream_output/announce.c
+4
-8
src/stream_output/sap.c
src/stream_output/sap.c
+127
-136
No files found.
include/stream_output.h
View file @
5c8acc49
...
...
@@ -257,9 +257,6 @@ struct session_descriptor_t
struct
announce_method_t
{
int
i_type
;
/* For SAP */
char
*
psz_address
;
/* If we use a custom address */
};
...
...
@@ -291,7 +288,7 @@ struct sap_handler_t
int
i_current_session
;
int
(
*
pf_add
)
(
sap_handler_t
*
,
session_descriptor_t
*
,
announce_method_t
*
);
int
(
*
pf_add
)
(
sap_handler_t
*
,
session_descriptor_t
*
);
int
(
*
pf_del
)
(
sap_handler_t
*
,
session_descriptor_t
*
);
/* private data, not in p_sys as there is one kind of sap_handler_t */
...
...
include/vlc_symbols.h
View file @
5c8acc49
...
...
@@ -92,7 +92,7 @@ struct module_symbols_t
int
(
*
__net_OpenTCP_inner
)
(
vlc_object_t
*
p_this
,
const
char
*
psz_host
,
int
i_port
);
int
*
(
*
__net_ListenTCP_inner
)
(
vlc_object_t
*
,
const
char
*
,
int
);
int
(
*
__net_Accept_inner
)
(
vlc_object_t
*
,
int
*
,
mtime_t
);
int
(
*
__net_OpenUDP_inner
)
(
vlc_object_t
*
p_this
,
c
har
*
psz_bind
,
int
i_bind
,
char
*
psz_server
,
int
i_server
);
int
(
*
__net_OpenUDP_inner
)
(
vlc_object_t
*
p_this
,
c
onst
char
*
psz_bind
,
int
i_bind
,
const
char
*
psz_server
,
int
i_server
);
void
(
*
net_Close_inner
)
(
int
fd
);
int
(
*
__net_Read_inner
)
(
vlc_object_t
*
p_this
,
int
fd
,
v_socket_t
*
,
uint8_t
*
p_data
,
int
i_data
,
vlc_bool_t
b_retry
);
int
(
*
__net_ReadNonBlock_inner
)
(
vlc_object_t
*
p_this
,
int
fd
,
v_socket_t
*
,
uint8_t
*
p_data
,
int
i_data
,
mtime_t
i_wait
);
...
...
modules/stream_out/standard.c
View file @
5c8acc49
...
...
@@ -361,8 +361,6 @@ static int Open( vlc_object_t *p_this )
}
vlc_UrlClean
(
&
url
);
/* FIXME: Free p_method */
if
(
p_method
->
psz_address
)
free
(
p_method
->
psz_address
);
free
(
p_method
);
}
...
...
src/stream_output/announce.c
View file @
5c8acc49
...
...
@@ -199,14 +199,10 @@ announce_method_t * sout_AnnounceMethodCreate( int i_type )
announce_method_t
*
p_method
;
p_method
=
(
announce_method_t
*
)
malloc
(
sizeof
(
announce_method_t
)
);
if
(
p_method
==
NULL
)
return
NULL
;
if
(
p_method
)
{
p_method
->
i_type
=
i_type
;
if
(
i_type
==
METHOD_TYPE_SAP
)
/* Default value */
p_method
->
psz_address
=
NULL
;
}
p_method
->
i_type
=
i_type
;
return
p_method
;
}
...
...
@@ -286,7 +282,7 @@ int announce_Register( announce_handler_t *p_announce,
}
/* this will set p_session->p_sap for later deletion */
msg_Dbg
(
p_announce
,
"adding SAP session"
);
p_announce
->
p_sap
->
pf_add
(
p_announce
->
p_sap
,
p_session
,
p_method
);
p_announce
->
p_sap
->
pf_add
(
p_announce
->
p_sap
,
p_session
);
}
else
if
(
p_method
->
i_type
==
METHOD_TYPE_SLP
)
{
...
...
src/stream_output/sap.c
View file @
5c8acc49
...
...
@@ -65,6 +65,7 @@
struct
sap_address_t
{
char
*
psz_address
;
char
psz_machine
[
NI_MAXNUMERICHOST
];
int
i_port
;
int
i_rfd
;
/* Read socket */
int
i_wfd
;
/* Write socket */
...
...
@@ -83,15 +84,16 @@ struct sap_address_t
*****************************************************************************/
static
void
RunThread
(
vlc_object_t
*
p_this
);
static
int
CalculateRate
(
sap_handler_t
*
p_sap
,
sap_address_t
*
p_address
);
static
int
SDPGenerate
(
sap_handler_t
*
p_sap
,
session_descriptor_t
*
p_session
);
static
char
*
SDPGenerate
(
sap_handler_t
*
p_sap
,
const
session_descriptor_t
*
p_session
,
const
sap_address_t
*
p_addr
);
static
int
announce_SendSAPAnnounce
(
sap_handler_t
*
p_sap
,
sap_session_t
*
p_session
);
static
int
announce_SAPAnnounceAdd
(
sap_handler_t
*
p_sap
,
session_descriptor_t
*
p_session
,
announce_method_t
*
p_method
);
session_descriptor_t
*
p_session
);
static
int
announce_SAPAnnounceDel
(
sap_handler_t
*
p_sap
,
session_descriptor_t
*
p_session
);
...
...
@@ -125,9 +127,7 @@ sap_handler_t *announce_SAPHandlerCreate( announce_handler_t *p_announce )
p_sap
->
iconvHandle
=
vlc_iconv_open
(
"UTF-8"
,
psz_charset
);
free
(
psz_charset
);
if
(
p_sap
->
iconvHandle
==
(
vlc_iconv_t
)(
-
1
)
)
{
msg_Warn
(
p_sap
,
"Unable to do requested conversion"
);
}
p_sap
->
pf_add
=
announce_SAPAnnounceAdd
;
p_sap
->
pf_del
=
announce_SAPAnnounceDel
;
...
...
@@ -252,132 +252,111 @@ static void RunThread( vlc_object_t *p_this)
/* Add a SAP announce */
static
int
announce_SAPAnnounceAdd
(
sap_handler_t
*
p_sap
,
session_descriptor_t
*
p_session
,
announce_method_t
*
p_method
)
session_descriptor_t
*
p_session
)
{
int
i
;
char
*
psz_type
=
"application/sdp"
;
c
onst
c
har
*
psz_type
=
"application/sdp"
;
int
i_header_size
;
char
*
psz_head
;
vlc_bool_t
b_
found
=
VLC_FALSE
,
b_
ipv6
=
VLC_FALSE
;
vlc_bool_t
b_ipv6
=
VLC_FALSE
;
sap_session_t
*
p_sap_session
;
mtime_t
i_hash
;
char
psz_buf
[
NI_MAXNUMERICHOST
],
*
ptr
;
const
char
*
psz_addr
;
struct
addrinfo
hints
,
*
res
;
vlc_mutex_lock
(
&
p_sap
->
object_lock
);
/* If needed, build the SDP */
if
(
!
p_session
->
psz_sdp
)
if
(
p_session
->
psz_uri
==
NULL
)
{
if
(
SDPGenerate
(
p_sap
,
p_session
)
!=
VLC_SUCCESS
)
{
vlc_mutex_unlock
(
&
p_sap
->
object_lock
);
return
VLC_EGENERIC
;
}
msg_Err
(
p_sap
,
"*FIXME* Unexpected NULL URI for SAP announce"
);
msg_Err
(
p_sap
,
"This should not happen. VLC needs fixing."
);
vlc_mutex_unlock
(
&
p_sap
->
object_lock
);
return
VLC_EGENERIC
;
}
if
(
p_method
->
psz_address
==
NULL
)
{
/* Determine SAP multicast address automatically */
char
psz_buf
[
NI_MAXNUMERICHOST
],
*
ptr
;
const
char
*
psz_addr
;
struct
addrinfo
hints
,
*
res
;
if
(
p_session
->
psz_uri
==
NULL
)
{
msg_Err
(
p_sap
,
"*FIXME* Unexpected NULL URI for SAP announce"
);
msg_Err
(
p_sap
,
"This should not happen. VLC needs fixing."
);
vlc_mutex_unlock
(
&
p_sap
->
object_lock
);
return
VLC_EGENERIC
;
}
/* Determine SAP multicast address automatically (FIXME: gruik) */
/* Canonicalize IP address (e.g. 224.00.010.1 => 224.0.10.1) */
memset
(
&
hints
,
0
,
sizeof
(
hints
)
);
hints
.
ai_socktype
=
SOCK_DGRAM
;
hints
.
ai_flags
=
AI_NUMERICHOST
;
/* Canonicalize IP address (e.g. 224.00.010.1 => 224.0.10.1) */
memset
(
&
hints
,
0
,
sizeof
(
hints
)
);
hints
.
ai_socktype
=
SOCK_DGRAM
;
hints
.
ai_flags
=
AI_NUMERICHOST
;
i
=
vlc_getaddrinfo
(
(
vlc_object_t
*
)
p_sap
,
p_session
->
psz_uri
,
0
,
&
hints
,
&
res
);
if
(
i
==
0
)
{
i
=
vlc_getnameinfo
(
res
->
ai_addr
,
res
->
ai_addrlen
,
psz_buf
,
sizeof
(
psz_buf
),
NULL
,
NI_NUMERICHOST
);
vlc_freeaddrinfo
(
res
);
}
i
=
vlc_getaddrinfo
(
(
vlc_object_t
*
)
p_sap
,
p_session
->
psz_uri
,
0
,
&
hints
,
&
res
);
if
(
i
==
0
)
{
i
=
vlc_getnameinfo
(
res
->
ai_addr
,
res
->
ai_addrlen
,
psz_buf
,
sizeof
(
psz_buf
),
NULL
,
NI_NUMERICHOST
);
vlc_freeaddrinfo
(
res
);
}
if
(
i
)
{
msg_Err
(
p_sap
,
"Invalid URI for SAP announce : %s : %s"
,
p_session
->
psz_uri
,
vlc_gai_strerror
(
i
)
);
vlc_mutex_unlock
(
&
p_sap
->
object_lock
);
return
VLC_EGENERIC
;
}
if
(
i
)
{
msg_Err
(
p_sap
,
"Invalid URI for SAP announce : %s : %s"
,
p_session
->
psz_uri
,
vlc_gai_strerror
(
i
)
);
vlc_mutex_unlock
(
&
p_sap
->
object_lock
);
return
VLC_EGENERIC
;
}
/* Remove interface specification if present */
ptr
=
strchr
(
psz_buf
,
'%'
);
if
(
ptr
!=
NULL
)
*
ptr
=
'\0'
;
/* Remove interface specification if present */
ptr
=
strchr
(
psz_buf
,
'%'
);
if
(
ptr
!=
NULL
)
*
ptr
=
'\0'
;
if
(
strchr
(
psz_buf
,
':'
)
!=
NULL
)
{
b_ipv6
=
VLC_TRUE
;
if
(
strchr
(
psz_buf
,
':'
)
!=
NULL
)
/* See RFC3513 for list of valid IPv6 scopes */
if
(
(
tolower
(
psz_buf
[
0
]
)
==
'f'
)
&&
(
tolower
(
psz_buf
[
1
]
)
==
'f'
)
&&
isxdigit
(
psz_buf
[
2
]
)
&&
isxdigit
(
psz_buf
[
3
]
)
)
{
b_ipv6
=
VLC_TRUE
;
/* See RFC3513 for list of valid IPv6 scopes */
if
(
(
tolower
(
psz_buf
[
0
]
)
==
'f'
)
&&
(
tolower
(
psz_buf
[
1
]
)
==
'f'
)
&&
isxdigit
(
psz_buf
[
2
]
)
&&
isxdigit
(
psz_buf
[
3
]
)
)
{
/* Multicast IPv6 */
psz_buf
[
2
]
=
'0'
;
/* force flags to zero */
/* keep scope in psz_addr[3] */
memcpy
(
&
psz_buf
[
4
],
"::2:7ffe"
,
sizeof
(
"::2:7ffe"
)
);
psz_addr
=
psz_buf
;
}
else
/* Unicast IPv6 - assume global scope */
psz_addr
=
"ff0e::2:7ffe"
;
/* Multicast IPv6 */
psz_buf
[
2
]
=
'0'
;
/* force flags to zero */
/* keep scope in psz_addr[3] */
memcpy
(
&
psz_buf
[
4
],
"::2:7ffe"
,
sizeof
(
"::2:7ffe"
)
);
psz_addr
=
psz_buf
;
}
else
{
/* See RFC2365 for IPv4 scopes */
if
(
memcmp
(
psz_buf
,
"224.0.0."
,
8
)
==
0
)
psz_addr
=
"224.0.0.255"
;
else
if
(
memcmp
(
psz_buf
,
"239.255."
,
8
)
==
0
)
psz_addr
=
"239.255.255.255"
;
else
if
(
(
memcmp
(
psz_buf
,
"239.19"
,
6
)
==
0
)
&&
(
(
psz_buf
[
6
]
>=
'2'
)
&&
(
psz_buf
[
6
]
<=
'5'
)
)
)
psz_addr
=
"239.195.255.255"
;
else
/* assume global scope */
psz_addr
=
"224.2.127.254"
;
}
p_method
->
psz_address
=
strdup
(
psz_addr
);
/* Unicast IPv6 - assume global scope */
psz_addr
=
"ff0e::2:7ffe"
;
}
else
b_ipv6
=
(
strchr
(
p_method
->
psz_address
,
':'
)
!=
NULL
);
{
/* See RFC2365 for IPv4 scopes */
if
(
memcmp
(
psz_buf
,
"224.0.0."
,
8
)
==
0
)
psz_addr
=
"224.0.0.255"
;
else
if
(
memcmp
(
psz_buf
,
"239.255."
,
8
)
==
0
)
psz_addr
=
"239.255.255.255"
;
else
if
(
(
memcmp
(
psz_buf
,
"239.19"
,
6
)
==
0
)
&&
(
(
psz_buf
[
6
]
>=
'2'
)
&&
(
psz_buf
[
6
]
<=
'5'
)
)
)
psz_addr
=
"239.195.255.255"
;
else
/* assume global scope */
psz_addr
=
"224.2.127.254"
;
}
msg_Dbg
(
p_sap
,
"using SAP address: %s"
,
p
_method
->
psz_address
);
msg_Dbg
(
p_sap
,
"using SAP address: %s"
,
p
sz_addr
);
/* XXX: Check for dupes */
p_sap_session
=
(
sap_session_t
*
)
malloc
(
sizeof
(
sap_session_t
));
p_sap_session
->
psz_sdp
=
strdup
(
p_session
->
psz_sdp
);
p_sap_session
->
i_last
=
0
;
p_sap_session
->
p_address
=
NULL
;
/* Add the address to the buffer */
for
(
i
=
0
;
i
<
p_sap
->
i_addresses
;
i
++
)
for
(
i
=
0
;
i
<
p_sap
->
i_addresses
;
i
++
)
{
if
(
!
strcmp
(
p_method
->
psz_address
,
p_sap
->
pp_addresses
[
i
]
->
psz_address
)
)
if
(
!
strcmp
(
psz_addr
,
p_sap
->
pp_addresses
[
i
]
->
psz_address
)
)
{
p_sap_session
->
p_address
=
p_sap
->
pp_addresses
[
i
];
b_found
=
VLC_TRUE
;
break
;
}
}
if
(
b_found
==
VLC_FALSE
)
if
(
p_sap_session
->
p_address
==
NULL
)
{
sap_address_t
*
p_address
=
(
sap_address_t
*
)
malloc
(
sizeof
(
sap_address_t
)
);
...
...
@@ -386,19 +365,21 @@ static int announce_SAPAnnounceAdd( sap_handler_t *p_sap,
msg_Err
(
p_sap
,
"out of memory"
);
return
VLC_ENOMEM
;
}
p_address
->
psz_address
=
strdup
(
p
_method
->
psz_address
);
p_address
->
psz_address
=
strdup
(
p
sz_addr
);
p_address
->
i_port
=
9875
;
p_address
->
i_wfd
=
net_OpenUDP
(
p_sap
,
""
,
0
,
p_address
->
psz_address
,
p_address
->
i_wfd
=
net_OpenUDP
(
p_sap
,
""
,
0
,
psz_addr
,
p_address
->
i_port
);
if
(
p_address
->
i_wfd
!=
-
1
)
{
net_StopRecv
(
p_address
->
i_wfd
);
net_GetSockAddress
(
p_sap
,
p_address
->
i_wfd
,
p_address
->
psz_machine
,
NULL
);
}
if
(
p_sap
->
b_control
==
VLC_TRUE
)
{
p_address
->
i_rfd
=
net_OpenUDP
(
p_sap
,
p_method
->
psz_address
,
p_address
->
i_port
,
""
,
0
);
p_address
->
i_rfd
=
net_OpenUDP
(
p_sap
,
psz_addr
,
p_address
->
i_port
,
""
,
0
);
if
(
p_address
->
i_rfd
!=
-
1
)
net_StopSend
(
p_address
->
i_rfd
);
p_address
->
i_buff
=
0
;
...
...
@@ -429,10 +410,11 @@ static int announce_SAPAnnounceAdd( sap_handler_t *p_sap,
p_sap_session
->
p_address
=
p_address
;
}
/* Build the SAP Headers */
i_header_size
=
(
b_ipv6
?
20
:
8
)
+
strlen
(
psz_type
)
+
1
;
psz_head
=
(
char
*
)
malloc
(
i_header_size
*
sizeof
(
char
)
);
if
(
!
psz_head
)
if
(
psz_head
==
NULL
)
{
msg_Err
(
p_sap
,
"out of memory"
);
return
VLC_ENOMEM
;
...
...
@@ -484,6 +466,21 @@ static int announce_SAPAnnounceAdd( sap_handler_t *p_sap,
strncpy
(
psz_head
+
8
,
psz_type
,
15
);
}
/* If needed, build the SDP */
if
(
p_session
->
psz_sdp
==
NULL
)
{
p_session
->
psz_sdp
=
SDPGenerate
(
p_sap
,
p_session
,
p_sap_session
->
p_address
);
if
(
p_session
->
psz_sdp
==
NULL
)
{
vlc_mutex_unlock
(
&
p_sap
->
object_lock
);
return
VLC_ENOMEM
;
}
}
p_sap_session
->
psz_sdp
=
strdup
(
p_session
->
psz_sdp
);
p_sap_session
->
i_last
=
0
;
psz_head
[
i_header_size
-
1
]
=
'\0'
;
p_sap_session
->
i_length
=
i_header_size
+
strlen
(
p_sap_session
->
psz_sdp
);
...
...
@@ -570,7 +567,7 @@ static int announce_SendSAPAnnounce( sap_handler_t *p_sap,
i_ret
=
net_Write
(
p_sap
,
p_session
->
p_address
->
i_wfd
,
NULL
,
p_session
->
psz_data
,
p_session
->
i_length
);
if
(
i_ret
!=
p_session
->
i_length
)
if
(
i_ret
!=
(
int
)
p_session
->
i_length
)
{
msg_Warn
(
p_sap
,
"SAP send failed on address %s (%i %i)"
,
p_session
->
p_address
->
psz_address
,
...
...
@@ -587,15 +584,23 @@ static int announce_SendSAPAnnounce( sap_handler_t *p_sap,
return
VLC_SUCCESS
;
}
static
int
SDPGenerate
(
sap_handler_t
*
p_sap
,
session_descriptor_t
*
p_session
)
static
char
*
SDPGenerate
(
sap_handler_t
*
p_sap
,
const
session_descriptor_t
*
p_session
,
const
sap_address_t
*
p_addr
)
{
int64_t
i_sdp_id
=
mdate
();
int
i_sdp_version
=
1
+
p_sap
->
i_sessions
+
(
rand
()
&
0xfff
);
char
*
psz_group
,
*
psz_name
,
psz_uribuf
[
NI_MAXNUMERICHOST
],
*
psz_uri
;
char
*
psz_group
,
*
psz_name
,
psz_uribuf
[
NI_MAXNUMERICHOST
],
*
psz_uri
,
*
psz_sdp
;
char
ipv
;
psz_group
=
convert_to_utf8
(
p_sap
,
p_session
->
psz_group
);
psz_name
=
convert_to_utf8
(
p_sap
,
p_session
->
psz_name
);
if
(
psz_name
==
NULL
)
{
FREE
(
psz_group
);
return
NULL
;
}
/* FIXME: really check that psz_uri is a real IP address
* FIXME: make a common function to obtain a canonical IP address */
...
...
@@ -618,30 +623,9 @@ static int SDPGenerate( sap_handler_t *p_sap, session_descriptor_t *p_session )
psz_uri
=
p_session
->
psz_uri
;
/* see the lists in modules/stream_out/rtp.c for compliance stuff */
p_session
->
psz_sdp
=
(
char
*
)
malloc
(
sizeof
(
"v=0
\r\n
"
"o=- 45383436098 45398 IN IP4 127.0.0.1
\r\n
"
/* FIXME */
"s=
\r\n
"
"t=0 0
\r\n
"
"c=IN IP4 /
\r\n
"
"m=video udp
\r\n
"
"a=tool:"
PACKAGE_STRING
"
\r\n
"
"a=type:broadcast
\r\n
"
)
+
strlen
(
psz_name
)
+
strlen
(
psz_uri
)
+
300
+
(
psz_group
?
strlen
(
psz_group
)
:
0
)
);
if
(
p_session
->
psz_sdp
==
NULL
||
psz_name
==
NULL
)
{
msg_Err
(
p_sap
,
"out of memory"
);
FREE
(
psz_name
);
FREE
(
psz_group
);
return
VLC_ENOMEM
;
}
sprintf
(
p_session
->
psz_sdp
,
if
(
asprintf
(
&
psz_sdp
,
"v=0
\r\n
"
"o=- "
I64Fd
" %d IN IP
4 127.0.0.1
\r\n
"
"o=- "
I64Fd
" %d IN IP
%c %s
\r\n
"
"s=%s
\r\n
"
"t=0 0
\r\n
"
"c=IN IP%c %s/%d
\r\n
"
...
...
@@ -649,21 +633,28 @@ static int SDPGenerate( sap_handler_t *p_sap, session_descriptor_t *p_session )
"a=tool:"
PACKAGE_STRING
"
\r\n
"
"a=type:broadcast
\r\n
"
,
i_sdp_id
,
i_sdp_version
,
ipv
,
p_addr
->
psz_machine
,
psz_name
,
ipv
,
psz_uri
,
p_session
->
i_ttl
,
p_session
->
i_port
,
p_session
->
i_payload
);
p_session
->
i_port
,
p_session
->
i_payload
)
==
-
1
)
{
free
(
psz_name
);
FREE
(
psz_group
);
return
NULL
;
}
free
(
psz_name
);
if
(
psz_group
)
{
sprintf
(
p_session
->
psz_sdp
,
"%sa=x-plgroup:%s
\r\n
"
,
p_session
->
psz_sdp
,
psz_group
);
/* FIXME: this is illegal use of sprintf */
sprintf
(
psz_sdp
,
"%sa=x-plgroup:%s
\r\n
"
,
psz_sdp
,
psz_group
);
free
(
psz_group
);
}
msg_Dbg
(
p_sap
,
"Generated SDP (%i bytes):
\n
%s"
,
strlen
(
p
_session
->
p
sz_sdp
),
p_session
->
psz_sdp
);
return
VLC_SUCCESS
;
msg_Dbg
(
p_sap
,
"Generated SDP (%i bytes):
\n
%s"
,
strlen
(
psz_sdp
),
psz_sdp
);
return
psz_sdp
;
}
static
int
CalculateRate
(
sap_handler_t
*
p_sap
,
sap_address_t
*
p_address
)
...
...
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