#include <linux/errno.h>
#include <linux/list.h>
#include <linux/time.h>
+#include <linux/dvb/dmx.h>
/*--------------------------------------------------------------------------*/
/* Common definitions */
* DMX_MAX_SECFEED_SIZE: Maximum length (in bytes) of a private section feed filter.
*/
+#ifndef DMX_MAX_SECTION_SIZE
+#define DMX_MAX_SECTION_SIZE 4096
+#endif
#ifndef DMX_MAX_SECFEED_SIZE
-#define DMX_MAX_SECFEED_SIZE 4096
+#define DMX_MAX_SECFEED_SIZE (DMX_MAX_SECTION_SIZE + 188)
#endif
enum dmx_ts_pes
{ /* also send packets to decoder (if it exists) */
- DMX_TS_PES_AUDIO0,
+ DMX_TS_PES_AUDIO0,
DMX_TS_PES_VIDEO0,
DMX_TS_PES_TELETEXT0,
DMX_TS_PES_SUBTITLE0,
DMX_TS_PES_PCR0,
- DMX_TS_PES_AUDIO1,
+ DMX_TS_PES_AUDIO1,
DMX_TS_PES_VIDEO1,
DMX_TS_PES_TELETEXT1,
DMX_TS_PES_SUBTITLE1,
DMX_TS_PES_PCR1,
- DMX_TS_PES_AUDIO2,
+ DMX_TS_PES_AUDIO2,
DMX_TS_PES_VIDEO2,
DMX_TS_PES_TELETEXT2,
DMX_TS_PES_SUBTITLE2,
DMX_TS_PES_PCR2,
- DMX_TS_PES_AUDIO3,
+ DMX_TS_PES_AUDIO3,
DMX_TS_PES_VIDEO3,
DMX_TS_PES_TELETEXT3,
DMX_TS_PES_SUBTITLE3,
struct dmx_ts_feed {
- int is_filtering; /* Set to non-zero when filtering in progress */
- struct dmx_demux *parent; /* Back-pointer */
- void *priv; /* Pointer to private data of the API client */
- int (*set) (struct dmx_ts_feed *feed,
+ int is_filtering; /* Set to non-zero when filtering in progress */
+ struct dmx_demux *parent; /* Back-pointer */
+ void *priv; /* Pointer to private data of the API client */
+ int (*set) (struct dmx_ts_feed *feed,
u16 pid,
int type,
enum dmx_ts_pes pes_type,
- size_t callback_length,
size_t circular_buffer_size,
- int descramble,
struct timespec timeout);
- int (*start_filtering) (struct dmx_ts_feed* feed);
- int (*stop_filtering) (struct dmx_ts_feed* feed);
+ int (*start_filtering) (struct dmx_ts_feed* feed);
+ int (*stop_filtering) (struct dmx_ts_feed* feed);
};
/*--------------------------------------------------------------------------*/
/*--------------------------------------------------------------------------*/
struct dmx_section_filter {
- u8 filter_value [DMX_MAX_FILTER_SIZE];
- u8 filter_mask [DMX_MAX_FILTER_SIZE];
- u8 filter_mode [DMX_MAX_FILTER_SIZE];
- struct dmx_section_feed* parent; /* Back-pointer */
- void* priv; /* Pointer to private data of the API client */
+ u8 filter_value [DMX_MAX_FILTER_SIZE];
+ u8 filter_mask [DMX_MAX_FILTER_SIZE];
+ u8 filter_mode [DMX_MAX_FILTER_SIZE];
+ struct dmx_section_feed* parent; /* Back-pointer */
+ void* priv; /* Pointer to private data of the API client */
};
struct dmx_section_feed {
- int is_filtering; /* Set to non-zero when filtering in progress */
- struct dmx_demux* parent; /* Back-pointer */
- void* priv; /* Pointer to private data of the API client */
+ int is_filtering; /* Set to non-zero when filtering in progress */
+ struct dmx_demux* parent; /* Back-pointer */
+ void* priv; /* Pointer to private data of the API client */
- int check_crc;
+ int check_crc;
u32 crc_val;
- u8 *secbuf;
- u8 secbuf_base[DMX_MAX_SECFEED_SIZE];
- u16 secbufp, seclen, tsfeedp;
+ u8 *secbuf;
+ u8 secbuf_base[DMX_MAX_SECFEED_SIZE];
+ u16 secbufp, seclen, tsfeedp;
- int (*set) (struct dmx_section_feed* feed,
+ int (*set) (struct dmx_section_feed* feed,
u16 pid,
size_t circular_buffer_size,
- int descramble,
int check_crc);
- int (*allocate_filter) (struct dmx_section_feed* feed,
+ int (*allocate_filter) (struct dmx_section_feed* feed,
struct dmx_section_filter** filter);
- int (*release_filter) (struct dmx_section_feed* feed,
+ int (*release_filter) (struct dmx_section_feed* feed,
struct dmx_section_filter* filter);
- int (*start_filtering) (struct dmx_section_feed* feed);
- int (*stop_filtering) (struct dmx_section_feed* feed);
+ int (*start_filtering) (struct dmx_section_feed* feed);
+ int (*stop_filtering) (struct dmx_section_feed* feed);
};
/*--------------------------------------------------------------------------*/
};
struct dmx_frontend {
- struct list_head connectivity_list; /* List of front-ends that can
+ struct list_head connectivity_list; /* List of front-ends that can
be connected to a particular
demux */
- void* priv; /* Pointer to private data of the API client */
- enum dmx_frontend_source source;
+ enum dmx_frontend_source source;
};
/*--------------------------------------------------------------------------*/
/*--------------------------------------------------------------------------*/
/*
- * Flags OR'ed in the capabilites field of struct dmx_demux.
+ * Flags OR'ed in the capabilities field of struct dmx_demux.
*/
#define DMX_TS_FILTERING 1
#define DMX_MEMORY_BASED_FILTERING 8 /* write() available */
#define DMX_CRC_CHECKING 16
#define DMX_TS_DESCRAMBLING 32
-#define DMX_SECTION_PAYLOAD_DESCRAMBLING 64
-#define DMX_MAC_ADDRESS_DESCRAMBLING 128
/*
* Demux resource type identifier.
#define DMX_FE_ENTRY(list) list_entry(list, struct dmx_frontend, connectivity_list)
struct dmx_demux {
- u32 capabilities; /* Bitfield of capability flags */
- struct dmx_frontend* frontend; /* Front-end connected to the demux */
- struct list_head reg_list; /* List of registered demuxes */
- void* priv; /* Pointer to private data of the API client */
- int users; /* Number of users */
- int (*open) (struct dmx_demux* demux);
- int (*close) (struct dmx_demux* demux);
- int (*write) (struct dmx_demux* demux, const char* buf, size_t count);
- int (*allocate_ts_feed) (struct dmx_demux* demux,
+ u32 capabilities; /* Bitfield of capability flags */
+ struct dmx_frontend* frontend; /* Front-end connected to the demux */
+ void* priv; /* Pointer to private data of the API client */
+ int (*open) (struct dmx_demux* demux);
+ int (*close) (struct dmx_demux* demux);
+ int (*write) (struct dmx_demux* demux, const char* buf, size_t count);
+ int (*allocate_ts_feed) (struct dmx_demux* demux,
struct dmx_ts_feed** feed,
dmx_ts_cb callback);
- int (*release_ts_feed) (struct dmx_demux* demux,
+ int (*release_ts_feed) (struct dmx_demux* demux,
struct dmx_ts_feed* feed);
- int (*allocate_section_feed) (struct dmx_demux* demux,
+ int (*allocate_section_feed) (struct dmx_demux* demux,
struct dmx_section_feed** feed,
dmx_section_cb callback);
- int (*release_section_feed) (struct dmx_demux* demux,
+ int (*release_section_feed) (struct dmx_demux* demux,
struct dmx_section_feed* feed);
- int (*descramble_mac_address) (struct dmx_demux* demux,
- u8* buffer1,
- size_t buffer1_length,
- u8* buffer2,
- size_t buffer2_length,
- u16 pid);
- int (*descramble_section_payload) (struct dmx_demux* demux,
- u8* buffer1,
- size_t buffer1_length,
- u8* buffer2, size_t buffer2_length,
- u16 pid);
- int (*add_frontend) (struct dmx_demux* demux,
+ int (*add_frontend) (struct dmx_demux* demux,
struct dmx_frontend* frontend);
- int (*remove_frontend) (struct dmx_demux* demux,
+ int (*remove_frontend) (struct dmx_demux* demux,
struct dmx_frontend* frontend);
- struct list_head* (*get_frontends) (struct dmx_demux* demux);
- int (*connect_frontend) (struct dmx_demux* demux,
+ struct list_head* (*get_frontends) (struct dmx_demux* demux);
+ int (*connect_frontend) (struct dmx_demux* demux,
struct dmx_frontend* frontend);
- int (*disconnect_frontend) (struct dmx_demux* demux);
+ int (*disconnect_frontend) (struct dmx_demux* demux);
- int (*get_pes_pids) (struct dmx_demux* demux, u16 *pids);
+ int (*get_pes_pids) (struct dmx_demux* demux, u16 *pids);
- int (*get_stc) (struct dmx_demux* demux, unsigned int num,
- u64 *stc, unsigned int *base);
-};
+ int (*get_caps) (struct dmx_demux* demux, struct dmx_caps *caps);
-/*--------------------------------------------------------------------------*/
-/* Demux directory */
-/*--------------------------------------------------------------------------*/
+ int (*set_source) (struct dmx_demux* demux, const dmx_source_t *src);
-/*
- * DMX_DIR_ENTRY(): Casts elements in the list of registered
- * demuxes from the generic type struct list_head* to the type struct dmx_demux
- *.
- */
-
-#define DMX_DIR_ENTRY(list) list_entry(list, struct dmx_demux, reg_list)
+ int (*get_stc) (struct dmx_demux* demux, unsigned int num,
+ u64 *stc, unsigned int *base);
+};
#endif /* #ifndef __DEMUX_H */