1147191Sjkoshy/*- 2174215Sjkoshy * Copyright (c) 2005-2007 Joseph Koshy 3174215Sjkoshy * Copyright (c) 2007 The FreeBSD Foundation 4147191Sjkoshy * All rights reserved. 5147191Sjkoshy * 6174215Sjkoshy * Portions of this software were developed by A. Joseph Koshy under 7174215Sjkoshy * sponsorship from the FreeBSD Foundation and Google, Inc. 8174215Sjkoshy * 9147191Sjkoshy * Redistribution and use in source and binary forms, with or without 10147191Sjkoshy * modification, are permitted provided that the following conditions 11147191Sjkoshy * are met: 12147191Sjkoshy * 1. Redistributions of source code must retain the above copyright 13147191Sjkoshy * notice, this list of conditions and the following disclaimer. 14147191Sjkoshy * 2. Redistributions in binary form must reproduce the above copyright 15147191Sjkoshy * notice, this list of conditions and the following disclaimer in the 16147191Sjkoshy * documentation and/or other materials provided with the distribution. 17147191Sjkoshy * 18147191Sjkoshy * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19147191Sjkoshy * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20147191Sjkoshy * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21147191Sjkoshy * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22147191Sjkoshy * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23147191Sjkoshy * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24147191Sjkoshy * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25147191Sjkoshy * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26147191Sjkoshy * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27147191Sjkoshy * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28147191Sjkoshy * SUCH DAMAGE. 29147191Sjkoshy * 30147191Sjkoshy * $FreeBSD$ 31147191Sjkoshy */ 32147191Sjkoshy 33147191Sjkoshy#ifndef _PMCLOG_H_ 34147191Sjkoshy#define _PMCLOG_H_ 35147191Sjkoshy 36190395Sfabient#include <sys/cdefs.h> 37147191Sjkoshy#include <sys/pmclog.h> 38147191Sjkoshy 39147191Sjkoshyenum pmclog_state { 40147191Sjkoshy PMCLOG_OK, 41147191Sjkoshy PMCLOG_EOF, 42147191Sjkoshy PMCLOG_REQUIRE_DATA, 43147191Sjkoshy PMCLOG_ERROR 44147191Sjkoshy}; 45147191Sjkoshy 46174215Sjkoshystruct pmclog_ev_callchain { 47174215Sjkoshy uint32_t pl_pid; 48174215Sjkoshy uint32_t pl_pmcid; 49174215Sjkoshy uint32_t pl_cpuflags; 50174215Sjkoshy uint32_t pl_npc; 51174215Sjkoshy uintfptr_t pl_pc[PMC_CALLCHAIN_DEPTH_MAX]; 52174215Sjkoshy}; 53174215Sjkoshy 54147191Sjkoshystruct pmclog_ev_dropnotify { 55147191Sjkoshy}; 56147191Sjkoshy 57147191Sjkoshystruct pmclog_ev_closelog { 58147191Sjkoshy}; 59147191Sjkoshy 60147191Sjkoshystruct pmclog_ev_initialize { 61147191Sjkoshy uint32_t pl_version; 62147191Sjkoshy uint32_t pl_arch; 63147191Sjkoshy}; 64147191Sjkoshy 65157144Sjkoshystruct pmclog_ev_map_in { 66147191Sjkoshy pid_t pl_pid; 67147191Sjkoshy uintfptr_t pl_start; 68147191Sjkoshy char pl_pathname[PATH_MAX]; 69147191Sjkoshy}; 70147191Sjkoshy 71157144Sjkoshystruct pmclog_ev_map_out { 72157144Sjkoshy pid_t pl_pid; 73157144Sjkoshy uintfptr_t pl_start; 74157144Sjkoshy uintfptr_t pl_end; 75157144Sjkoshy}; 76157144Sjkoshy 77147191Sjkoshystruct pmclog_ev_pcsample { 78147191Sjkoshy uintfptr_t pl_pc; 79147191Sjkoshy pid_t pl_pid; 80147191Sjkoshy pmc_id_t pl_pmcid; 81147708Sjkoshy uint32_t pl_usermode; 82147191Sjkoshy}; 83147191Sjkoshy 84147191Sjkoshystruct pmclog_ev_pmcallocate { 85147191Sjkoshy uint32_t pl_event; 86147191Sjkoshy const char * pl_evname; 87147191Sjkoshy uint32_t pl_flags; 88147191Sjkoshy pmc_id_t pl_pmcid; 89147191Sjkoshy}; 90147191Sjkoshy 91233628Sfabientstruct pmclog_ev_pmcallocatedyn { 92233628Sfabient uint32_t pl_event; 93233628Sfabient char pl_evname[PMC_NAME_MAX]; 94233628Sfabient uint32_t pl_flags; 95233628Sfabient pmc_id_t pl_pmcid; 96233628Sfabient}; 97233628Sfabient 98147191Sjkoshystruct pmclog_ev_pmcattach { 99147191Sjkoshy pmc_id_t pl_pmcid; 100147191Sjkoshy pid_t pl_pid; 101147191Sjkoshy char pl_pathname[PATH_MAX]; 102147191Sjkoshy}; 103147191Sjkoshy 104147191Sjkoshystruct pmclog_ev_pmcdetach { 105147191Sjkoshy pmc_id_t pl_pmcid; 106147191Sjkoshy pid_t pl_pid; 107147191Sjkoshy}; 108147191Sjkoshy 109147191Sjkoshystruct pmclog_ev_proccsw { 110147191Sjkoshy pid_t pl_pid; 111147191Sjkoshy pmc_id_t pl_pmcid; 112147191Sjkoshy pmc_value_t pl_value; 113147191Sjkoshy}; 114147191Sjkoshy 115147191Sjkoshystruct pmclog_ev_procexec { 116147191Sjkoshy pid_t pl_pid; 117147708Sjkoshy pmc_id_t pl_pmcid; 118147708Sjkoshy uintfptr_t pl_entryaddr; 119147191Sjkoshy char pl_pathname[PATH_MAX]; 120147191Sjkoshy}; 121147191Sjkoshy 122147191Sjkoshystruct pmclog_ev_procexit { 123147191Sjkoshy uint32_t pl_pid; 124147191Sjkoshy pmc_id_t pl_pmcid; 125147191Sjkoshy pmc_value_t pl_value; 126147191Sjkoshy}; 127147191Sjkoshy 128147191Sjkoshystruct pmclog_ev_procfork { 129147191Sjkoshy pid_t pl_oldpid; 130147191Sjkoshy pid_t pl_newpid; 131147191Sjkoshy}; 132147191Sjkoshy 133147191Sjkoshystruct pmclog_ev_sysexit { 134147191Sjkoshy pid_t pl_pid; 135147191Sjkoshy}; 136147191Sjkoshy 137147191Sjkoshystruct pmclog_ev_userdata { 138147191Sjkoshy uint32_t pl_userdata; 139147191Sjkoshy}; 140147191Sjkoshy 141147191Sjkoshystruct pmclog_ev { 142147191Sjkoshy enum pmclog_state pl_state; /* state after 'get_event()' */ 143147191Sjkoshy off_t pl_offset; /* byte offset in stream */ 144147191Sjkoshy size_t pl_count; /* count of records so far */ 145147191Sjkoshy struct timespec pl_ts; /* log entry timestamp */ 146147191Sjkoshy enum pmclog_type pl_type; /* type of log entry */ 147147191Sjkoshy union { /* log entry data */ 148174215Sjkoshy struct pmclog_ev_callchain pl_cc; 149147191Sjkoshy struct pmclog_ev_closelog pl_cl; 150147191Sjkoshy struct pmclog_ev_dropnotify pl_dn; 151147191Sjkoshy struct pmclog_ev_initialize pl_i; 152157144Sjkoshy struct pmclog_ev_map_in pl_mi; 153157144Sjkoshy struct pmclog_ev_map_out pl_mo; 154147191Sjkoshy struct pmclog_ev_pcsample pl_s; 155147191Sjkoshy struct pmclog_ev_pmcallocate pl_a; 156233628Sfabient struct pmclog_ev_pmcallocatedyn pl_ad; 157147191Sjkoshy struct pmclog_ev_pmcattach pl_t; 158147191Sjkoshy struct pmclog_ev_pmcdetach pl_d; 159147191Sjkoshy struct pmclog_ev_proccsw pl_c; 160147191Sjkoshy struct pmclog_ev_procexec pl_x; 161147191Sjkoshy struct pmclog_ev_procexit pl_e; 162147191Sjkoshy struct pmclog_ev_procfork pl_f; 163147191Sjkoshy struct pmclog_ev_sysexit pl_se; 164147191Sjkoshy struct pmclog_ev_userdata pl_u; 165147191Sjkoshy } pl_u; 166147191Sjkoshy}; 167147191Sjkoshy 168147191Sjkoshy#define PMCLOG_FD_NONE (-1) 169147191Sjkoshy 170190395Sfabient__BEGIN_DECLS 171147191Sjkoshyvoid *pmclog_open(int _fd); 172147191Sjkoshyint pmclog_feed(void *_cookie, char *_data, int _len); 173147191Sjkoshyint pmclog_read(void *_cookie, struct pmclog_ev *_ev); 174147191Sjkoshyvoid pmclog_close(void *_cookie); 175190395Sfabient__END_DECLS 176147191Sjkoshy 177147191Sjkoshy#endif 178147191Sjkoshy 179