^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: LGPL-2.1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (C) 2009, 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) #ifndef _PARSE_EVENTS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #define _PARSE_EVENTS_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <stdbool.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <stdarg.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <stdio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <regex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include "trace-seq.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #ifndef __maybe_unused
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define __maybe_unused __attribute__((unused))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #ifndef DEBUG_RECORD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define DEBUG_RECORD 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) struct tep_record {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) unsigned long long ts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) unsigned long long offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) long long missed_events; /* buffer dropped events before */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) int record_size; /* size of binary record */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) int size; /* size of data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) void *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) int cpu;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) int ref_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) int locked; /* Do not free, even if ref_count is zero */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) void *priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #if DEBUG_RECORD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct tep_record *prev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct tep_record *next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) long alloc_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) /* ----------------------- tep ----------------------- */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) struct tep_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) struct tep_event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) typedef int (*tep_event_handler_func)(struct trace_seq *s,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) struct tep_record *record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) struct tep_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) void *context);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) typedef int (*tep_plugin_load_func)(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) typedef int (*tep_plugin_unload_func)(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) struct tep_plugin_option {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct tep_plugin_option *next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) void *handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) char *file;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) char *plugin_alias;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) char *description;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) const char *value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) void *priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) int set;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) * Plugin hooks that can be called:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) * TEP_PLUGIN_LOADER: (required)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) * The function name to initialized the plugin.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) * int TEP_PLUGIN_LOADER(struct tep_handle *tep)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) * TEP_PLUGIN_UNLOADER: (optional)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) * The function called just before unloading
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) * int TEP_PLUGIN_UNLOADER(struct tep_handle *tep)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) * TEP_PLUGIN_OPTIONS: (optional)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) * Plugin options that can be set before loading
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) * struct tep_plugin_option TEP_PLUGIN_OPTIONS[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) * {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) * .name = "option-name",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) * .plugin_alias = "override-file-name", (optional)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) * .description = "description of option to show users",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) * },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) * {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) * .name = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) * },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) * };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) * Array must end with .name = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) * .plugin_alias is used to give a shorter name to access
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) * the vairable. Useful if a plugin handles more than one event.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) * If .value is not set, then it is considered a boolean and only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) * .set will be processed. If .value is defined, then it is considered
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) * a string option and .set will be ignored.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) * TEP_PLUGIN_ALIAS: (optional)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) * The name to use for finding options (uses filename if not defined)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) #define TEP_PLUGIN_LOADER tep_plugin_loader
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) #define TEP_PLUGIN_UNLOADER tep_plugin_unloader
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) #define TEP_PLUGIN_OPTIONS tep_plugin_options
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define TEP_PLUGIN_ALIAS tep_plugin_alias
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) #define _MAKE_STR(x) #x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) #define MAKE_STR(x) _MAKE_STR(x)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) #define TEP_PLUGIN_LOADER_NAME MAKE_STR(TEP_PLUGIN_LOADER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) #define TEP_PLUGIN_UNLOADER_NAME MAKE_STR(TEP_PLUGIN_UNLOADER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) #define TEP_PLUGIN_OPTIONS_NAME MAKE_STR(TEP_PLUGIN_OPTIONS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) #define TEP_PLUGIN_ALIAS_NAME MAKE_STR(TEP_PLUGIN_ALIAS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) enum tep_format_flags {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) TEP_FIELD_IS_ARRAY = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) TEP_FIELD_IS_POINTER = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) TEP_FIELD_IS_SIGNED = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) TEP_FIELD_IS_STRING = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) TEP_FIELD_IS_DYNAMIC = 16,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) TEP_FIELD_IS_LONG = 32,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) TEP_FIELD_IS_FLAG = 64,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) TEP_FIELD_IS_SYMBOLIC = 128,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) struct tep_format_field {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) struct tep_format_field *next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) struct tep_event *event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) char *type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) char *alias;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) int offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) int size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) unsigned int arraylen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) unsigned int elementsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) struct tep_format {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) int nr_common;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) int nr_fields;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) struct tep_format_field *common_fields;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) struct tep_format_field *fields;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) struct tep_print_arg_atom {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) char *atom;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) struct tep_print_arg_string {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) char *string;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) int offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) struct tep_print_arg_bitmask {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) char *bitmask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) int offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) struct tep_print_arg_field {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) struct tep_format_field *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) struct tep_print_flag_sym {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) struct tep_print_flag_sym *next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) char *value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) char *str;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) struct tep_print_arg_typecast {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) char *type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) struct tep_print_arg *item;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) struct tep_print_arg_flags {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) struct tep_print_arg *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) char *delim;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) struct tep_print_flag_sym *flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) struct tep_print_arg_symbol {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) struct tep_print_arg *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) struct tep_print_flag_sym *symbols;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) struct tep_print_arg_hex {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) struct tep_print_arg *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) struct tep_print_arg *size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) struct tep_print_arg_int_array {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) struct tep_print_arg *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) struct tep_print_arg *count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) struct tep_print_arg *el_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) struct tep_print_arg_dynarray {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) struct tep_format_field *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) struct tep_print_arg *index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) struct tep_print_arg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) struct tep_print_arg_op {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) char *op;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) int prio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) struct tep_print_arg *left;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) struct tep_print_arg *right;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) struct tep_function_handler;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) struct tep_print_arg_func {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) struct tep_function_handler *func;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) struct tep_print_arg *args;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) enum tep_print_arg_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) TEP_PRINT_NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) TEP_PRINT_ATOM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) TEP_PRINT_FIELD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) TEP_PRINT_FLAGS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) TEP_PRINT_SYMBOL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) TEP_PRINT_HEX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) TEP_PRINT_INT_ARRAY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) TEP_PRINT_TYPE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) TEP_PRINT_STRING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) TEP_PRINT_BSTRING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) TEP_PRINT_DYNAMIC_ARRAY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) TEP_PRINT_OP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) TEP_PRINT_FUNC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) TEP_PRINT_BITMASK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) TEP_PRINT_DYNAMIC_ARRAY_LEN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) TEP_PRINT_HEX_STR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) struct tep_print_arg {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) struct tep_print_arg *next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) enum tep_print_arg_type type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) struct tep_print_arg_atom atom;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) struct tep_print_arg_field field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) struct tep_print_arg_typecast typecast;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) struct tep_print_arg_flags flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) struct tep_print_arg_symbol symbol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) struct tep_print_arg_hex hex;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) struct tep_print_arg_int_array int_array;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) struct tep_print_arg_func func;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) struct tep_print_arg_string string;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) struct tep_print_arg_bitmask bitmask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) struct tep_print_arg_op op;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) struct tep_print_arg_dynarray dynarray;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) struct tep_print_parse;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) struct tep_print_fmt {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) char *format;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) struct tep_print_arg *args;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) struct tep_print_parse *print_cache;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) struct tep_event {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) struct tep_handle *tep;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) int id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) int flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) struct tep_format format;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) struct tep_print_fmt print_fmt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) char *system;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) tep_event_handler_func handler;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) void *context;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) TEP_EVENT_FL_ISFTRACE = 0x01,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) TEP_EVENT_FL_ISPRINT = 0x02,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) TEP_EVENT_FL_ISBPRINT = 0x04,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) TEP_EVENT_FL_ISFUNCENT = 0x10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) TEP_EVENT_FL_ISFUNCRET = 0x20,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) TEP_EVENT_FL_NOHANDLE = 0x40,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) TEP_EVENT_FL_PRINTRAW = 0x80,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) TEP_EVENT_FL_FAILED = 0x80000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) enum tep_event_sort_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) TEP_EVENT_SORT_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) TEP_EVENT_SORT_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) TEP_EVENT_SORT_SYSTEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) enum tep_event_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) TEP_EVENT_ERROR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) TEP_EVENT_NONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) TEP_EVENT_SPACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) TEP_EVENT_NEWLINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) TEP_EVENT_OP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) TEP_EVENT_DELIM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) TEP_EVENT_ITEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) TEP_EVENT_DQUOTE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) TEP_EVENT_SQUOTE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) typedef unsigned long long (*tep_func_handler)(struct trace_seq *s,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) unsigned long long *args);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) enum tep_func_arg_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) TEP_FUNC_ARG_VOID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) TEP_FUNC_ARG_INT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) TEP_FUNC_ARG_LONG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) TEP_FUNC_ARG_STRING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) TEP_FUNC_ARG_PTR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) TEP_FUNC_ARG_MAX_TYPES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) enum tep_flag {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) TEP_NSEC_OUTPUT = 1, /* output in NSECS */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) TEP_DISABLE_SYS_PLUGINS = 1 << 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) TEP_DISABLE_PLUGINS = 1 << 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) #define TEP_ERRORS \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) _PE(MEM_ALLOC_FAILED, "failed to allocate memory"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) _PE(PARSE_EVENT_FAILED, "failed to parse event"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) _PE(READ_ID_FAILED, "failed to read event id"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) _PE(READ_FORMAT_FAILED, "failed to read event format"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) _PE(READ_PRINT_FAILED, "failed to read event print fmt"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) _PE(OLD_FTRACE_ARG_FAILED,"failed to allocate field name for ftrace"),\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) _PE(INVALID_ARG_TYPE, "invalid argument type"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) _PE(INVALID_EXP_TYPE, "invalid expression type"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) _PE(INVALID_OP_TYPE, "invalid operator type"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) _PE(INVALID_EVENT_NAME, "invalid event name"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) _PE(EVENT_NOT_FOUND, "no event found"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) _PE(SYNTAX_ERROR, "syntax error"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) _PE(ILLEGAL_RVALUE, "illegal rvalue"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) _PE(ILLEGAL_LVALUE, "illegal lvalue for string comparison"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) _PE(INVALID_REGEX, "regex did not compute"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) _PE(ILLEGAL_STRING_CMP, "illegal comparison for string"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) _PE(ILLEGAL_INTEGER_CMP,"illegal comparison for integer"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) _PE(REPARENT_NOT_OP, "cannot reparent other than OP"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) _PE(REPARENT_FAILED, "failed to reparent filter OP"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) _PE(BAD_FILTER_ARG, "bad arg in filter tree"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) _PE(UNEXPECTED_TYPE, "unexpected type (not a value)"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) _PE(ILLEGAL_TOKEN, "illegal token"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) _PE(INVALID_PAREN, "open parenthesis cannot come here"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) _PE(UNBALANCED_PAREN, "unbalanced number of parenthesis"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) _PE(UNKNOWN_TOKEN, "unknown token"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) _PE(FILTER_NOT_FOUND, "no filter found"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) _PE(NOT_A_NUMBER, "must have number field"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) _PE(NO_FILTER, "no filters exists"), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) _PE(FILTER_MISS, "record does not match to filter")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) #undef _PE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) #define _PE(__code, __str) TEP_ERRNO__ ## __code
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) enum tep_errno {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) TEP_ERRNO__SUCCESS = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) TEP_ERRNO__FILTER_MATCH = TEP_ERRNO__SUCCESS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) * Choose an arbitrary negative big number not to clash with standard
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) * errno since SUS requires the errno has distinct positive values.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) * See 'Issue 6' in the link below.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) * https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) __TEP_ERRNO__START = -100000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) TEP_ERRORS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) __TEP_ERRNO__END,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) #undef _PE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) struct tep_plugin_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) #define INVALID_PLUGIN_LIST_OPTION ((char **)((unsigned long)-1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) enum tep_plugin_load_priority {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) TEP_PLUGIN_FIRST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) TEP_PLUGIN_LAST,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) int tep_add_plugin_path(struct tep_handle *tep, char *path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) enum tep_plugin_load_priority prio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) struct tep_plugin_list *tep_load_plugins(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) void tep_unload_plugins(struct tep_plugin_list *plugin_list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) void tep_load_plugins_hook(struct tep_handle *tep, const char *suffix,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) void (*load_plugin)(struct tep_handle *tep,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) const char *path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) void *data),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) void *data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) char **tep_plugin_list_options(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) void tep_plugin_free_options_list(char **list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) int tep_plugin_add_options(const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) struct tep_plugin_option *options);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) int tep_plugin_add_option(const char *name, const char *val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) void tep_plugin_remove_options(struct tep_plugin_option *options);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) void tep_plugin_print_options(struct trace_seq *s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) void tep_print_plugins(struct trace_seq *s,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) const char *prefix, const char *suffix,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) const struct tep_plugin_list *list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) /* tep_handle */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) typedef char *(tep_func_resolver_t)(void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) unsigned long long *addrp, char **modp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) void tep_set_flag(struct tep_handle *tep, int flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) void tep_clear_flag(struct tep_handle *tep, enum tep_flag flag);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) bool tep_test_flag(struct tep_handle *tep, enum tep_flag flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) static inline int tep_is_bigendian(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) unsigned char str[] = { 0x1, 0x2, 0x3, 0x4 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) unsigned int val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) memcpy(&val, str, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) return val == 0x01020304;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) /* taken from kernel/trace/trace.h */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) enum trace_flag_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) TRACE_FLAG_IRQS_OFF = 0x01,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) TRACE_FLAG_IRQS_NOSUPPORT = 0x02,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) TRACE_FLAG_NEED_RESCHED = 0x04,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) TRACE_FLAG_HARDIRQ = 0x08,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) TRACE_FLAG_SOFTIRQ = 0x10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) int tep_set_function_resolver(struct tep_handle *tep,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) tep_func_resolver_t *func, void *priv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) void tep_reset_function_resolver(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) int tep_register_comm(struct tep_handle *tep, const char *comm, int pid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) int tep_override_comm(struct tep_handle *tep, const char *comm, int pid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) int tep_register_function(struct tep_handle *tep, char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) unsigned long long addr, char *mod);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) int tep_register_print_string(struct tep_handle *tep, const char *fmt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) unsigned long long addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) bool tep_is_pid_registered(struct tep_handle *tep, int pid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) struct tep_event *tep_get_event(struct tep_handle *tep, int index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) #define TEP_PRINT_INFO "INFO"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) #define TEP_PRINT_INFO_RAW "INFO_RAW"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) #define TEP_PRINT_COMM "COMM"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) #define TEP_PRINT_LATENCY "LATENCY"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) #define TEP_PRINT_NAME "NAME"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) #define TEP_PRINT_PID 1U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) #define TEP_PRINT_TIME 2U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) #define TEP_PRINT_CPU 3U
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) void tep_print_event(struct tep_handle *tep, struct trace_seq *s,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) struct tep_record *record, const char *fmt, ...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) __attribute__ ((format (printf, 4, 5)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) int tep_parse_header_page(struct tep_handle *tep, char *buf, unsigned long size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) int long_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) enum tep_errno tep_parse_event(struct tep_handle *tep, const char *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) unsigned long size, const char *sys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) enum tep_errno tep_parse_format(struct tep_handle *tep,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) struct tep_event **eventp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) const char *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) unsigned long size, const char *sys);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) void *tep_get_field_raw(struct trace_seq *s, struct tep_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) const char *name, struct tep_record *record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) int *len, int err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) int tep_get_field_val(struct trace_seq *s, struct tep_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) const char *name, struct tep_record *record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) unsigned long long *val, int err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) int tep_get_common_field_val(struct trace_seq *s, struct tep_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) const char *name, struct tep_record *record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) unsigned long long *val, int err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) int tep_get_any_field_val(struct trace_seq *s, struct tep_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) const char *name, struct tep_record *record,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) unsigned long long *val, int err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) int tep_print_num_field(struct trace_seq *s, const char *fmt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) struct tep_event *event, const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) struct tep_record *record, int err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) int tep_print_func_field(struct trace_seq *s, const char *fmt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) struct tep_event *event, const char *name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) struct tep_record *record, int err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) enum tep_reg_handler {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) TEP_REGISTER_SUCCESS = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) TEP_REGISTER_SUCCESS_OVERWRITE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) int tep_register_event_handler(struct tep_handle *tep, int id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) const char *sys_name, const char *event_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) tep_event_handler_func func, void *context);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) int tep_unregister_event_handler(struct tep_handle *tep, int id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) const char *sys_name, const char *event_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) tep_event_handler_func func, void *context);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) int tep_register_print_function(struct tep_handle *tep,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) tep_func_handler func,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) enum tep_func_arg_type ret_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) char *name, ...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) int tep_unregister_print_function(struct tep_handle *tep,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) tep_func_handler func, char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) struct tep_format_field *tep_find_common_field(struct tep_event *event, const char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) struct tep_format_field *tep_find_field(struct tep_event *event, const char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) struct tep_format_field *tep_find_any_field(struct tep_event *event, const char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) const char *tep_find_function(struct tep_handle *tep, unsigned long long addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) unsigned long long
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) tep_find_function_address(struct tep_handle *tep, unsigned long long addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) unsigned long long tep_read_number(struct tep_handle *tep, const void *ptr, int size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) int tep_read_number_field(struct tep_format_field *field, const void *data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) unsigned long long *value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) struct tep_event *tep_get_first_event(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) int tep_get_events_count(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) struct tep_event *tep_find_event(struct tep_handle *tep, int id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) struct tep_event *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) tep_find_event_by_name(struct tep_handle *tep, const char *sys, const char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) struct tep_event *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) tep_find_event_by_record(struct tep_handle *tep, struct tep_record *record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) int tep_data_type(struct tep_handle *tep, struct tep_record *rec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) int tep_data_pid(struct tep_handle *tep, struct tep_record *rec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) int tep_data_preempt_count(struct tep_handle *tep, struct tep_record *rec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) int tep_data_flags(struct tep_handle *tep, struct tep_record *rec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) const char *tep_data_comm_from_pid(struct tep_handle *tep, int pid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) struct tep_cmdline;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) struct tep_cmdline *tep_data_pid_from_comm(struct tep_handle *tep, const char *comm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) struct tep_cmdline *next);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) int tep_cmdline_pid(struct tep_handle *tep, struct tep_cmdline *cmdline);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) void tep_print_field(struct trace_seq *s, void *data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) struct tep_format_field *field);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) void tep_print_fields(struct trace_seq *s, void *data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) int size __maybe_unused, struct tep_event *event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) int tep_strerror(struct tep_handle *tep, enum tep_errno errnum,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) char *buf, size_t buflen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) struct tep_event **tep_list_events(struct tep_handle *tep, enum tep_event_sort_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) struct tep_event **tep_list_events_copy(struct tep_handle *tep,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) enum tep_event_sort_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) struct tep_format_field **tep_event_common_fields(struct tep_event *event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) struct tep_format_field **tep_event_fields(struct tep_event *event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) enum tep_endian {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) TEP_LITTLE_ENDIAN = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) TEP_BIG_ENDIAN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) int tep_get_cpus(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) void tep_set_cpus(struct tep_handle *tep, int cpus);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) int tep_get_long_size(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) void tep_set_long_size(struct tep_handle *tep, int long_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) int tep_get_page_size(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) void tep_set_page_size(struct tep_handle *tep, int _page_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) bool tep_is_file_bigendian(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) void tep_set_file_bigendian(struct tep_handle *tep, enum tep_endian endian);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) bool tep_is_local_bigendian(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) void tep_set_local_bigendian(struct tep_handle *tep, enum tep_endian endian);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) int tep_get_header_page_size(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) int tep_get_header_timestamp_size(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) bool tep_is_old_format(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) void tep_set_test_filters(struct tep_handle *tep, int test_filters);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) struct tep_handle *tep_alloc(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) void tep_free(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) void tep_ref(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) void tep_unref(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) int tep_get_ref(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) /* for debugging */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) void tep_print_funcs(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) void tep_print_printk(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) /* ----------------------- filtering ----------------------- */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) enum tep_filter_boolean_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) TEP_FILTER_FALSE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) TEP_FILTER_TRUE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) enum tep_filter_op_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) TEP_FILTER_OP_AND = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) TEP_FILTER_OP_OR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) TEP_FILTER_OP_NOT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) enum tep_filter_cmp_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) TEP_FILTER_CMP_NONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) TEP_FILTER_CMP_EQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) TEP_FILTER_CMP_NE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) TEP_FILTER_CMP_GT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) TEP_FILTER_CMP_LT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) TEP_FILTER_CMP_GE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) TEP_FILTER_CMP_LE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) TEP_FILTER_CMP_MATCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) TEP_FILTER_CMP_NOT_MATCH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) TEP_FILTER_CMP_REGEX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) TEP_FILTER_CMP_NOT_REGEX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) enum tep_filter_exp_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) TEP_FILTER_EXP_NONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) TEP_FILTER_EXP_ADD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) TEP_FILTER_EXP_SUB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) TEP_FILTER_EXP_MUL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) TEP_FILTER_EXP_DIV,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) TEP_FILTER_EXP_MOD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) TEP_FILTER_EXP_RSHIFT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) TEP_FILTER_EXP_LSHIFT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) TEP_FILTER_EXP_AND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) TEP_FILTER_EXP_OR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) TEP_FILTER_EXP_XOR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) TEP_FILTER_EXP_NOT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) enum tep_filter_arg_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) TEP_FILTER_ARG_NONE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) TEP_FILTER_ARG_BOOLEAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) TEP_FILTER_ARG_VALUE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) TEP_FILTER_ARG_FIELD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) TEP_FILTER_ARG_EXP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) TEP_FILTER_ARG_OP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) TEP_FILTER_ARG_NUM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) TEP_FILTER_ARG_STR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) enum tep_filter_value_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) TEP_FILTER_NUMBER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) TEP_FILTER_STRING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) TEP_FILTER_CHAR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) struct tep_filter_arg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) struct tep_filter_arg_boolean {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) enum tep_filter_boolean_type value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) struct tep_filter_arg_field {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) struct tep_format_field *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) struct tep_filter_arg_value {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) enum tep_filter_value_type type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) char *str;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) unsigned long long val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) struct tep_filter_arg_op {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) enum tep_filter_op_type type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) struct tep_filter_arg *left;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) struct tep_filter_arg *right;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) struct tep_filter_arg_exp {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) enum tep_filter_exp_type type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) struct tep_filter_arg *left;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) struct tep_filter_arg *right;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) struct tep_filter_arg_num {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) enum tep_filter_cmp_type type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) struct tep_filter_arg *left;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) struct tep_filter_arg *right;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) struct tep_filter_arg_str {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) enum tep_filter_cmp_type type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) struct tep_format_field *field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) char *val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) char *buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) regex_t reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) struct tep_filter_arg {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) enum tep_filter_arg_type type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) struct tep_filter_arg_boolean boolean;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) struct tep_filter_arg_field field;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) struct tep_filter_arg_value value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) struct tep_filter_arg_op op;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) struct tep_filter_arg_exp exp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) struct tep_filter_arg_num num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) struct tep_filter_arg_str str;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) struct tep_filter_type {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) int event_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) struct tep_event *event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) struct tep_filter_arg *filter;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) #define TEP_FILTER_ERROR_BUFSZ 1024
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) struct tep_event_filter {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) struct tep_handle *tep;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) int filters;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) struct tep_filter_type *event_filters;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) char error_buffer[TEP_FILTER_ERROR_BUFSZ];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) struct tep_event_filter *tep_filter_alloc(struct tep_handle *tep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) /* for backward compatibility */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) #define FILTER_NONE TEP_ERRNO__NO_FILTER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) #define FILTER_NOEXIST TEP_ERRNO__FILTER_NOT_FOUND
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) #define FILTER_MISS TEP_ERRNO__FILTER_MISS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) #define FILTER_MATCH TEP_ERRNO__FILTER_MATCH
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) enum tep_errno tep_filter_add_filter_str(struct tep_event_filter *filter,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) const char *filter_str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) enum tep_errno tep_filter_match(struct tep_event_filter *filter,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) struct tep_record *record);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) int tep_filter_strerror(struct tep_event_filter *filter, enum tep_errno err,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) char *buf, size_t buflen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) int tep_event_filtered(struct tep_event_filter *filter,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) int event_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) void tep_filter_reset(struct tep_event_filter *filter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) void tep_filter_free(struct tep_event_filter *filter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) char *tep_filter_make_string(struct tep_event_filter *filter, int event_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) int tep_filter_remove_event(struct tep_event_filter *filter,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) int event_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) int tep_filter_copy(struct tep_event_filter *dest, struct tep_event_filter *source);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) int tep_filter_compare(struct tep_event_filter *filter1, struct tep_event_filter *filter2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) #endif /* _PARSE_EVENTS_H */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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