| /* |
| * Copyright (c) 2014-2017, 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 *); |
| |
| #endif /* PT_PACKET_DECODER_H */ |