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#ifndef _TSPP_H_
#define _TSPP_H_
#include <linux/ioctl.h>
#define TSPP_NUM_SYSTEM_KEYS 8
enum tspp_key_parity {
TSPP_KEY_PARITY_EVEN,
TSPP_KEY_PARITY_ODD
};
enum tspp_source {
TSPP_SOURCE_TSIF0,
TSPP_SOURCE_TSIF1,
TSPP_SOURCE_MEM,
TSPP_SOURCE_NONE = -1
};
enum tspp_mode {
TSPP_MODE_DISABLED,
TSPP_MODE_PES,
TSPP_MODE_RAW,
TSPP_MODE_RAW_NO_SUFFIX
};
enum tspp_tsif_mode {
TSPP_TSIF_MODE_LOOPBACK, /* loopback mode */
TSPP_TSIF_MODE_1, /* without sync */
TSPP_TSIF_MODE_2 /* with sync signal */
};
struct tspp_filter {
int pid;
int mask;
enum tspp_mode mode;
int priority; /* 0 - 15 */
int decrypt;
enum tspp_source source;
};
struct tspp_select_source {
enum tspp_source source;
enum tspp_tsif_mode mode;
int clk_inverse;
int data_inverse;
int sync_inverse;
int enable_inverse;
};
struct tspp_pid {
int pid;
};
struct tspp_key {
enum tspp_key_parity parity;
int lsb;
int msb;
};
struct tspp_iv {
int data[2];
};
struct tspp_system_keys {
int data[TSPP_NUM_SYSTEM_KEYS];
};
struct tspp_buffer {
int size;
};
/* defines for IOCTL functions */
/* read Documentation/ioctl-number.txt */
/* some random number to avoid coinciding with other ioctl numbers */
#define TSPP_IOCTL_BASE 0xAA
#define TSPP_IOCTL_SELECT_SOURCE \
_IOW(TSPP_IOCTL_BASE, 0, struct tspp_select_source)
#define TSPP_IOCTL_ADD_FILTER \
_IOW(TSPP_IOCTL_BASE, 1, struct tspp_filter)
#define TSPP_IOCTL_REMOVE_FILTER \
_IOW(TSPP_IOCTL_BASE, 2, struct tspp_pid)
#define TSPP_IOCTL_SET_KEY \
_IOW(TSPP_IOCTL_BASE, 3, struct tspp_key)
#define TSPP_IOCTL_SET_IV \
_IOW(TSPP_IOCTL_BASE, 4, struct tspp_iv)
#define TSPP_IOCTL_SET_SYSTEM_KEYS \
_IOW(TSPP_IOCTL_BASE, 5, struct tspp_system_keys)
#define TSPP_IOCTL_BUFFER_SIZE \
_IOW(TSPP_IOCTL_BASE, 6, struct tspp_buffer)
#define TSPP_IOCTL_CLOSE_STREAM \
_IO(TSPP_IOCTL_BASE, 7)
#endif /* _TSPP_H_ */
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