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Diffstat (limited to 'lib/libpmc/pmclog.h')
| -rw-r--r-- | lib/libpmc/pmclog.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/lib/libpmc/pmclog.h b/lib/libpmc/pmclog.h new file mode 100644 index 0000000..b7c9c84 --- /dev/null +++ b/lib/libpmc/pmclog.h @@ -0,0 +1,170 @@ +/*- + * Copyright (c) 2005-2007 Joseph Koshy + * Copyright (c) 2007 The FreeBSD Foundation + * All rights reserved. + * + * Portions of this software were developed by A. Joseph Koshy under + * sponsorship from the FreeBSD Foundation and Google, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + * + * $FreeBSD$ + */ + +#ifndef _PMCLOG_H_ +#define _PMCLOG_H_ + +#include <sys/cdefs.h> +#include <sys/pmclog.h> + +enum pmclog_state { + PMCLOG_OK, + PMCLOG_EOF, + PMCLOG_REQUIRE_DATA, + PMCLOG_ERROR +}; + +struct pmclog_ev_callchain { + uint32_t pl_pid; + uint32_t pl_pmcid; + uint32_t pl_cpuflags; + uint32_t pl_npc; + uintfptr_t pl_pc[PMC_CALLCHAIN_DEPTH_MAX]; +}; + +struct pmclog_ev_dropnotify { +}; + +struct pmclog_ev_closelog { +}; + +struct pmclog_ev_initialize { + uint32_t pl_version; + uint32_t pl_arch; +}; + +struct pmclog_ev_map_in { + pid_t pl_pid; + uintfptr_t pl_start; + char pl_pathname[PATH_MAX]; +}; + +struct pmclog_ev_map_out { + pid_t pl_pid; + uintfptr_t pl_start; + uintfptr_t pl_end; +}; + +struct pmclog_ev_pcsample { + uintfptr_t pl_pc; + pid_t pl_pid; + pmc_id_t pl_pmcid; + uint32_t pl_usermode; +}; + +struct pmclog_ev_pmcallocate { + uint32_t pl_event; + const char * pl_evname; + uint32_t pl_flags; + pmc_id_t pl_pmcid; +}; + +struct pmclog_ev_pmcattach { + pmc_id_t pl_pmcid; + pid_t pl_pid; + char pl_pathname[PATH_MAX]; +}; + +struct pmclog_ev_pmcdetach { + pmc_id_t pl_pmcid; + pid_t pl_pid; +}; + +struct pmclog_ev_proccsw { + pid_t pl_pid; + pmc_id_t pl_pmcid; + pmc_value_t pl_value; +}; + +struct pmclog_ev_procexec { + pid_t pl_pid; + pmc_id_t pl_pmcid; + uintfptr_t pl_entryaddr; + char pl_pathname[PATH_MAX]; +}; + +struct pmclog_ev_procexit { + uint32_t pl_pid; + pmc_id_t pl_pmcid; + pmc_value_t pl_value; +}; + +struct pmclog_ev_procfork { + pid_t pl_oldpid; + pid_t pl_newpid; +}; + +struct pmclog_ev_sysexit { + pid_t pl_pid; +}; + +struct pmclog_ev_userdata { + uint32_t pl_userdata; +}; + +struct pmclog_ev { + enum pmclog_state pl_state; /* state after 'get_event()' */ + off_t pl_offset; /* byte offset in stream */ + size_t pl_count; /* count of records so far */ + struct timespec pl_ts; /* log entry timestamp */ + enum pmclog_type pl_type; /* type of log entry */ + union { /* log entry data */ + struct pmclog_ev_callchain pl_cc; + struct pmclog_ev_closelog pl_cl; + struct pmclog_ev_dropnotify pl_dn; + struct pmclog_ev_initialize pl_i; + struct pmclog_ev_map_in pl_mi; + struct pmclog_ev_map_out pl_mo; + struct pmclog_ev_pcsample pl_s; + struct pmclog_ev_pmcallocate pl_a; + struct pmclog_ev_pmcattach pl_t; + struct pmclog_ev_pmcdetach pl_d; + struct pmclog_ev_proccsw pl_c; + struct pmclog_ev_procexec pl_x; + struct pmclog_ev_procexit pl_e; + struct pmclog_ev_procfork pl_f; + struct pmclog_ev_sysexit pl_se; + struct pmclog_ev_userdata pl_u; + } pl_u; +}; + +#define PMCLOG_FD_NONE (-1) + +__BEGIN_DECLS +void *pmclog_open(int _fd); +int pmclog_feed(void *_cookie, char *_data, int _len); +int pmclog_read(void *_cookie, struct pmclog_ev *_ev); +void pmclog_close(void *_cookie); +__END_DECLS + +#endif + |
