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