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张华
freeswitch
Commits
190426df
提交
190426df
authored
12月 09, 2011
作者:
Jeff Lenk
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
windows T.31
上级
7f77ae4e
隐藏空白字符变更
内嵌
并排
正在显示
1 个修改的文件
包含
113 行增加
和
62 行删除
+113
-62
mod_spandsp_modem.c
src/mod/applications/mod_spandsp/mod_spandsp_modem.c
+113
-62
没有找到文件。
src/mod/applications/mod_spandsp/mod_spandsp_modem.c
浏览文件 @
190426df
...
...
@@ -76,7 +76,23 @@ static int t31_at_tx_handler(at_state_t *s, void *user_data, const uint8_t *buf,
modem_t
*
modem
=
user_data
;
switch_size_t
wrote
;
#ifndef WIN32
wrote
=
write
(
modem
->
master
,
buf
,
len
);
#else
OVERLAPPED
o
;
o
.
hEvent
=
CreateEvent
(
NULL
,
TRUE
,
FALSE
,
NULL
);
/* Initialize the rest of the OVERLAPPED structure to zero. */
o
.
Internal
=
0
;
o
.
InternalHigh
=
0
;
o
.
Offset
=
0
;
o
.
OffsetHigh
=
0
;
assert
(
o
.
hEvent
);
if
(
!
WriteFile
((
HANDLE
)
modem
->
master
,
buf
,
len
,
(
LPDWORD
)
&
wrote
,
&
o
))
{
GetOverlappedResult
((
HANDLE
)
modem
->
master
,
&
o
,(
LPDWORD
)
&
wrote
,
TRUE
);
}
CloseHandle
(
o
.
hEvent
);
#endif
if
(
wrote
!=
len
)
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Unable to pass the full buffer onto the device file. "
...
...
@@ -152,8 +168,13 @@ int modem_close(modem_t *modem)
switch_clear_flag
(
modem
,
MODEM_FLAG_RUNNING
);
if
(
modem
->
master
>
-
1
)
{
#ifndef WIN32
shutdown
(
modem
->
master
,
2
);
close
(
modem
->
master
);
#else
SetCommMask
((
HANDLE
)
modem
->
master
,
0
);
CloseHandle
((
HANDLE
)
modem
->
master
);
#endif
modem
->
master
=
-
1
;
r
++
;
}
...
...
@@ -184,7 +205,7 @@ int modem_close(modem_t *modem)
int
modem_init
(
modem_t
*
modem
,
modem_control_handler_t
control_handler
)
{
#ifdef WIN32
u_long
arg
=
1
;
COMMTIMEOUTS
timeouts
=
{
0
}
;
#endif
memset
(
modem
,
0
,
sizeof
(
*
modem
));
...
...
@@ -207,19 +228,37 @@ int modem_init(modem_t *modem, modem_control_handler_t control_handler)
modem
->
stty
=
ttyname
(
modem
->
slave
);
#else
#if !defined(HAVE_POSIX_OPENPT)
#if WIN32
modem
->
slot
=
4
+
globals
.
NEXT_ID
++
;
/* need work here we start at COM4 for now*/
snprintf
(
modem
->
devlink
,
sizeof
(
modem
->
devlink
),
"COM%d"
,
modem
->
slot
);
modem
->
master
=
(
int
)
CreateFile
(
modem
->
devlink
,
GENERIC_READ
|
GENERIC_WRITE
,
0
,
0
,
OPEN_EXISTING
,
FILE_FLAG_OVERLAPPED
,
0
);
if
(
modem
->
master
==
(
int
)
INVALID_HANDLE_VALUE
)
{
if
(
GetLastError
()
==
ERROR_FILE_NOT_FOUND
)
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Fatal error: Serial port does not exist
\n
"
);
return
-
1
;
}
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Fatal error: Serial port open error
\n
"
);
return
-
1
;
}
#elif !defined(HAVE_POSIX_OPENPT)
modem
->
master
=
open
(
"/dev/ptmx"
,
O_RDWR
);
#else
modem
->
master
=
posix_openpt
(
O_RDWR
|
O_NOCTTY
);
#endif
#ifndef WIN32
if
(
modem
->
master
<
0
)
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Fatal error: failed to initialize UNIX98 master pty
\n
"
);
}
#ifndef WIN32
if
(
grantpt
(
modem
->
master
)
<
0
)
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Fatal error: failed to grant access to slave pty
\n
"
);
...
...
@@ -231,7 +270,6 @@ int modem_init(modem_t *modem, modem_control_handler_t control_handler)
}
modem
->
stty
=
ptsname
(
modem
->
master
);
#endif
if
(
modem
->
stty
==
NULL
)
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Fatal error: failed to obtain slave pty filename
\n
"
);
...
...
@@ -243,6 +281,7 @@ int modem_init(modem_t *modem, modem_control_handler_t control_handler)
if
(
modem
->
slave
<
0
)
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Fatal error: failed to open slave pty %s
\n
"
,
modem
->
stty
);
}
#endif
#ifdef SOLARIS
ioctl
(
modem
->
slave
,
I_PUSH
,
"ptem"
);
/* push ptem */
...
...
@@ -250,12 +289,12 @@ int modem_init(modem_t *modem, modem_control_handler_t control_handler)
#endif
#endif
#ifndef WIN32
modem
->
slot
=
globals
.
NEXT_ID
++
;
snprintf
(
modem
->
devlink
,
sizeof
(
modem
->
devlink
),
"/dev/FS%d"
,
modem
->
slot
);
unlink
(
modem
->
devlink
);
#ifndef WIN32
if
(
symlink
(
modem
->
stty
,
modem
->
devlink
))
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Fatal error: failed to create %s symbolic link
\n
"
,
modem
->
devlink
);
modem_close
(
modem
);
...
...
@@ -268,8 +307,15 @@ int modem_init(modem_t *modem, modem_control_handler_t control_handler)
return
-
1
;
}
#else
if
(
ioctlsocket
(
modem
->
master
,
FIONBIO
,
&
arg
)
==
SOCKET_ERROR
)
{
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Cannot set up non-blocking read on %s
\n
"
,
"Unknown"
);
/* need ttyname(modem->master)); */
timeouts
.
ReadIntervalTimeout
=
50
;
timeouts
.
ReadTotalTimeoutConstant
=
50
;
timeouts
.
ReadTotalTimeoutMultiplier
=
10
;
timeouts
.
WriteTotalTimeoutConstant
=
50
;
timeouts
.
WriteTotalTimeoutMultiplier
=
10
;
if
(
!
SetCommTimeouts
((
HANDLE
)
modem
->
master
,
&
timeouts
)){
switch_log_printf
(
SWITCH_CHANNEL_LOG
,
SWITCH_LOG_ERROR
,
"Cannot set up non-blocking read on %s
\n
"
,
modem
->
devlink
);
modem_close
(
modem
);
return
-
1
;
}
...
...
@@ -365,7 +411,9 @@ static switch_status_t channel_on_init(switch_core_session_t *session)
switch_assert
(
channel
!=
NULL
);
if
(
switch_channel_direction
(
channel
)
==
SWITCH_CALL_DIRECTION_OUTBOUND
)
{
#ifndef WIN32
int
tioflags
;
#endif
char
call_time
[
16
];
char
call_date
[
16
];
switch_size_t
retsize
;
...
...
@@ -1118,75 +1166,62 @@ static int modem_wait_sock(int sock, uint32_t ms, modem_poll_t flags)
}
#else
#pragma warning( push )
#pragma warning( disable : 6262 )
/* warning C6262: Function uses '98348' bytes of stack: exceeds /analyze:stacksize'16384'. Consider moving some data to heap */
static
int
modem_wait_sock
(
int
sock
,
uint32_t
ms
,
modem_poll_t
flags
)
static
int
modem_wait_sock
(
int
handle
,
int
ms
,
modem_poll_t
flags
)
{
int
s
=
0
,
r
=
0
;
fd_set
rfds
;
fd_set
wfds
;
fd_set
efds
;
struct
timeval
tv
;
FD_ZERO
(
&
rfds
);
FD_ZERO
(
&
wfds
);
FD_ZERO
(
&
efds
);
/* Wouldn't you rather know?? */
assert
(
sock
<=
FD_SETSIZE
);
if
((
flags
&
MODEM_POLL_READ
))
{
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET
(
sock
,
&
rfds
);
}
/* this method ignores ms and waits infinitely */
DWORD
dwEvtMask
;
OVERLAPPED
o
;
BOOL
result
;
if
((
flags
&
MODEM_POLL_WRITE
))
{
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET
(
sock
,
&
wfds
);
#pragma warning( pop )
}
result
=
SetCommMask
((
HANDLE
)
handle
,
EV_RXCHAR
);
if
((
flags
&
MODEM_POLL_ERROR
))
{
#pragma warning( push )
#pragma warning( disable : 4127 )
FD_SET
(
sock
,
&
efds
);
#pragma warning( pop )
if
(
!
result
)
{
/* failed */
return
0
;
}
tv
.
tv_sec
=
ms
/
1000
;
tv
.
tv_usec
=
(
ms
%
1000
)
*
ms
;
s
=
select
(
sock
+
1
,
(
flags
&
MODEM_POLL_READ
)
?
&
rfds
:
NULL
,
(
flags
&
MODEM_POLL_WRITE
)
?
&
wfds
:
NULL
,
(
flags
&
MODEM_POLL_ERROR
)
?
&
efds
:
NULL
,
&
tv
);
if
(
s
<
0
)
{
r
=
s
;
}
else
if
(
s
>
0
)
{
if
((
flags
&
MODEM_POLL_READ
)
&&
FD_ISSET
(
sock
,
&
rfds
))
{
r
|=
MODEM_POLL_READ
;
}
if
((
flags
&
MODEM_POLL_WRITE
)
&&
FD_ISSET
(
sock
,
&
wfds
))
{
r
|=
MODEM_POLL_WRITE
;
}
if
((
flags
&
MODEM_POLL_ERROR
)
&&
FD_ISSET
(
sock
,
&
efds
))
{
r
|=
MODEM_POLL_ERROR
;
o
.
hEvent
=
CreateEvent
(
NULL
,
TRUE
,
FALSE
,
NULL
);
/* Initialize the rest of the OVERLAPPED structure to zero. */
o
.
Internal
=
0
;
o
.
InternalHigh
=
0
;
o
.
Offset
=
0
;
o
.
OffsetHigh
=
0
;
assert
(
o
.
hEvent
);
result
=
WaitCommEvent
((
HANDLE
)
handle
,
&
dwEvtMask
,
&
o
);
if
(
result
==
0
)
{
if
(
GetLastError
()
!=
ERROR_IO_PENDING
)
{
/* something went horribly wrong with WaitCommEvent(), so
clear all errors and try again */
DWORD
comerrors
;
ClearCommError
((
HANDLE
)
handle
,
&
comerrors
,
0
);
CloseHandle
(
o
.
hEvent
);
}
else
{
/* IO is pending, wait for it to finish */
WaitForSingleObject
(
o
.
hEvent
,
INFINITE
);
CloseHandle
(
o
.
hEvent
);
return
MODEM_POLL_READ
;
}
return
0
;
}
return
r
;
CloseHandle
(
o
.
hEvent
)
;
return
MODEM_POLL_READ
;
}
#pragma warning( pop )
#endif
static
void
*
SWITCH_THREAD_FUNC
modem_thread
(
switch_thread_t
*
thread
,
void
*
obj
)
{
modem_t
*
modem
=
obj
;
int
r
,
avail
;
#ifdef WIN32
DWORD
readBytes
;
OVERLAPPED
o
;
#endif
char
buf
[
T31_TX_BUF_LEN
],
tmp
[
80
];
switch_mutex_lock
(
globals
.
mutex
);
...
...
@@ -1224,7 +1259,23 @@ static void *SWITCH_THREAD_FUNC modem_thread(switch_thread_t *thread, void *obj)
continue
;
}
#ifndef WIN32
r
=
read
(
modem
->
master
,
buf
,
avail
);
#else
o
.
hEvent
=
CreateEvent
(
NULL
,
TRUE
,
FALSE
,
NULL
);
/* Initialize the rest of the OVERLAPPED structure to zero. */
o
.
Internal
=
0
;
o
.
InternalHigh
=
0
;
o
.
Offset
=
0
;
o
.
OffsetHigh
=
0
;
assert
(
o
.
hEvent
);
if
(
!
ReadFile
((
HANDLE
)
modem
->
master
,
buf
,
avail
,
&
readBytes
,
&
o
))
{
GetOverlappedResult
((
HANDLE
)
modem
->
master
,
&
o
,
&
readBytes
,
TRUE
);
}
CloseHandle
(
o
.
hEvent
);
r
=
readBytes
;
#endif
t31_at_rx
(
modem
->
t31_state
,
buf
,
r
);
...
...
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