Commit bd080991 authored by Laurent Aimar's avatar Laurent Aimar

* ninput: added more access2 doc, added ACCESS_SET_PRIVATE_ID_STATE,

STREAM_CONTROL_ACCESS.
 * all: added previous new commands support.
parent e3dfa451
......@@ -237,6 +237,10 @@ enum access_query_e
/* */
ACCESS_SET_TITLE, /* arg1= int can fail */
ACCESS_SET_SEEKPOINT, /* arg1= int can fail */
/* Special mode for access/demux communication
* XXX: avoid to use it unless you can't */
ACCESS_SET_PRIVATE_ID_STATE, /* arg1= vlc_bool_t b_selected, int i_private_data can fail */
};
struct access_t
......@@ -248,18 +252,28 @@ struct access_t
/* Access name (empty if non forced) */
char *psz_access;
/* Access path/url/filename/.... */
char *psz_path;
/* Access can fill this entry to force a demuxer */
/* Access can fill this entry to force a demuxer
* XXX: fill it once you know for sure you will succed
* (if you fail, this value won't be reseted */
char *psz_demux;
/* set by access (only one of pf_read/pf_block may be filled) */
/* pf_read/pf_block is used to read data.
* XXX A access should set one and only one of them */
int (*pf_read) ( access_t *, uint8_t *, int ); /* Return -1 if no data yet, 0 if no more data, else real data read */
block_t *(*pf_block)( access_t * ); /* return a block of data in his 'natural' size */
block_t *(*pf_block)( access_t * ); /* return a block of data in his 'natural' size, NULL if not yet data or eof */
/* Called for each seek.
* XXX can be null */
int (*pf_seek) ( access_t *, int64_t ); /* can be null if can't seek */
int (*pf_control)( access_t *, int i_query, va_list args); /* mandatory */
/* Used to retreive and configure the access
* XXX mandatory. look at access_query_e to know what query you *have to* support */
int (*pf_control)( access_t *, int i_query, va_list args);
/* access has to maintain them uptodate */
/* Access has to maintain them uptodate */
struct
{
unsigned int i_update; /* Access sets them on change,
......@@ -320,7 +334,12 @@ enum stream_query_e
STREAM_GET_SIZE, /**< arg1= int64_t * res=cannot fail (0 if no sense)*/
STREAM_GET_MTU /**< arg1= int * res=cannot fail (0 if no sense)*/
STREAM_GET_MTU, /**< arg1= int * res=cannot fail (0 if no sense)*/
/* Special for direct access control from demuxer.
* XXX: avoid using it by all means */
STREAM_CONTROL_ACCESS, /* arg1= int i_access_query, args res: can fail
if access unreachable or access control answer */
};
/**
......@@ -478,7 +497,8 @@ struct demux_t
int (*pf_control)( demux_t *, int i_query, va_list args);
/* Demux has to maintain them uptodate
* when it is responsible of seekpoint/title*/
* when it is responsible of seekpoint/title
* XXX: don't use them yet */
struct
{
unsigned int i_update; /* Demux sets them on change,
......
......@@ -551,6 +551,7 @@ static int Control( access_t *p_access, int i_query, va_list args )
case ACCESS_GET_TITLE_INFO:
case ACCESS_SET_TITLE:
case ACCESS_SET_SEEKPOINT:
case ACCESS_SET_PRIVATE_ID_STATE:
return VLC_EGENERIC;
default:
......
......@@ -211,6 +211,7 @@ input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
/* Access */
p_input->p_access = NULL;
p_input->pf_access_control = NULL;
p_input->i_bufsize = 0;
p_input->i_mtu = 0;
......
......@@ -244,6 +244,22 @@ static int IStreamControl( stream_t *s, int i_query, va_list args )
*p_int = p_input->i_mtu;
return VLC_SUCCESS;
case STREAM_CONTROL_ACCESS:
{
int i_int = (int) va_arg( args, int );
if( i_int != ACCESS_SET_PRIVATE_ID_STATE )
{
msg_Err( s, "Hey, what are you thinking ?"
"DON'T USE STREAM_CONTROL_ACCESS !!!" );
return VLC_EGENERIC;
}
if( p_input->pf_access_control )
{
return p_input->pf_access_control( p_input, i_int, args );
}
return VLC_EGENERIC;
}
default:
msg_Err( s, "invalid stream_vaControl query=0x%x", i_query );
return VLC_EGENERIC;
......
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