freebsd-nq/contrib/processor-trace/libipt/internal/include/pt_packet_decoder.h
Ruslan Bukin 74fe6c29fb Import Intel Processor Trace decoder library from
vendor/processor-trace/24982c1a6fce48f1e416461d42899805f74fbb26

Sponsored by:	DARPA, AFRL
2018-03-19 18:59:15 +00:00

93 lines
4.3 KiB
C

/*
* Copyright (c) 2014-2018, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PT_PACKET_DECODER_H
#define PT_PACKET_DECODER_H
#include "intel-pt.h"
/* An Intel PT packet decoder. */
struct pt_packet_decoder {
/* The decoder configuration. */
struct pt_config config;
/* The current position in the trace buffer. */
const uint8_t *pos;
/* The position of the last PSB packet. */
const uint8_t *sync;
};
/* Initialize the packet decoder.
*
* Returns zero on success, a negative error code otherwise.
*/
extern int pt_pkt_decoder_init(struct pt_packet_decoder *,
const struct pt_config *);
/* Finalize the packet decoder. */
extern void pt_pkt_decoder_fini(struct pt_packet_decoder *);
/* Decoder functions for the packet decoder. */
extern int pt_pkt_decode_unknown(struct pt_packet_decoder *,
struct pt_packet *);
extern int pt_pkt_decode_pad(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_psb(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_tip(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_tnt_8(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_tnt_64(struct pt_packet_decoder *,
struct pt_packet *);
extern int pt_pkt_decode_tip_pge(struct pt_packet_decoder *,
struct pt_packet *);
extern int pt_pkt_decode_tip_pgd(struct pt_packet_decoder *,
struct pt_packet *);
extern int pt_pkt_decode_fup(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_pip(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_ovf(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_mode(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_psbend(struct pt_packet_decoder *,
struct pt_packet *);
extern int pt_pkt_decode_tsc(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_cbr(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_tma(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_mtc(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_cyc(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_stop(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_vmcs(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_mnt(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_exstop(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_mwait(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_pwre(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_pwrx(struct pt_packet_decoder *, struct pt_packet *);
extern int pt_pkt_decode_ptw(struct pt_packet_decoder *, struct pt_packet *);
#endif /* PT_PACKET_DECODER_H */