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Linshizhi
ffmpeg.wasm-core
Commits
31317656
Commit
31317656
authored
Sep 30, 2010
by
Stefano Sabatini
Committed by
Anton Khirnov
Apr 13, 2011
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file: implement url_check() callback in the file and pipe protocols
Signed-off-by:
Anton Khirnov
<
anton@khirnov.net
>
parent
175389c8
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file.c
libavformat/file.c
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libavformat/file.c
View file @
31317656
...
...
@@ -95,6 +95,20 @@ static int file_close(URLContext *h)
return
close
(
fd
);
}
static
int
file_check
(
URLContext
*
h
,
int
mask
)
{
struct
stat
st
;
int
ret
=
stat
(
h
->
filename
,
&
st
);
if
(
ret
<
0
)
return
AVERROR
(
errno
);
ret
|=
st
.
st_mode
&
S_IRUSR
?
mask
&
AVIO_RDONLY
:
0
;
ret
|=
st
.
st_mode
&
S_IWUSR
?
mask
&
AVIO_WRONLY
:
0
;
ret
|=
st
.
st_mode
&
S_IWUSR
&&
st
.
st_mode
&
S_IRUSR
?
mask
&
AVIO_RDWR
:
0
;
return
ret
;
}
URLProtocol
ff_file_protocol
=
{
.
name
=
"file"
,
.
url_open
=
file_open
,
...
...
@@ -103,6 +117,7 @@ URLProtocol ff_file_protocol = {
.
url_seek
=
file_seek
,
.
url_close
=
file_close
,
.
url_get_file_handle
=
file_get_handle
,
.
url_check
=
file_check
,
};
#endif
/* CONFIG_FILE_PROTOCOL */
...
...
@@ -137,6 +152,7 @@ URLProtocol ff_pipe_protocol = {
.
url_read
=
file_read
,
.
url_write
=
file_write
,
.
url_get_file_handle
=
file_get_handle
,
.
url_check
=
file_check
,
};
#endif
/* CONFIG_PIPE_PROTOCOL */
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