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To get struct event_format object from tracepoint ID. It will be used in following patches. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1468148882-10362-3-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
104 lines
2.9 KiB
C
104 lines
2.9 KiB
C
#ifndef _PERF_UTIL_TRACE_EVENT_H
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#define _PERF_UTIL_TRACE_EVENT_H
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#include <traceevent/event-parse.h>
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#include "parse-events.h"
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struct machine;
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struct perf_sample;
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union perf_event;
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struct perf_tool;
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struct thread;
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struct plugin_list;
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struct trace_event {
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struct pevent *pevent;
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struct plugin_list *plugin_list;
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};
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int trace_event__init(struct trace_event *t);
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void trace_event__cleanup(struct trace_event *t);
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int trace_event__register_resolver(struct machine *machine,
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pevent_func_resolver_t *func);
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struct event_format*
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trace_event__tp_format(const char *sys, const char *name);
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struct event_format *trace_event__tp_format_id(int id);
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int bigendian(void);
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void event_format__fprintf(struct event_format *event,
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int cpu, void *data, int size, FILE *fp);
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void event_format__print(struct event_format *event,
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int cpu, void *data, int size);
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int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
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int parse_event_file(struct pevent *pevent,
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char *buf, unsigned long size, char *sys);
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unsigned long long
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raw_field_value(struct event_format *event, const char *name, void *data);
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void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
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void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
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ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
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struct event_format *trace_find_next_event(struct pevent *pevent,
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struct event_format *event);
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unsigned long long read_size(struct event_format *event, void *ptr, int size);
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unsigned long long eval_flag(const char *flag);
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int read_tracing_data(int fd, struct list_head *pattrs);
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struct tracing_data {
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/* size is only valid if temp is 'true' */
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ssize_t size;
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bool temp;
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char temp_file[50];
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};
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struct tracing_data *tracing_data_get(struct list_head *pattrs,
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int fd, bool temp);
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int tracing_data_put(struct tracing_data *tdata);
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struct addr_location;
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struct perf_session;
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struct perf_stat_config;
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struct scripting_ops {
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const char *name;
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int (*start_script) (const char *script, int argc, const char **argv);
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int (*flush_script) (void);
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int (*stop_script) (void);
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void (*process_event) (union perf_event *event,
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struct perf_sample *sample,
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struct perf_evsel *evsel,
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struct addr_location *al);
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void (*process_stat)(struct perf_stat_config *config,
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struct perf_evsel *evsel, u64 tstamp);
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void (*process_stat_interval)(u64 tstamp);
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int (*generate_script) (struct pevent *pevent, const char *outfile);
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};
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extern unsigned int scripting_max_stack;
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int script_spec_register(const char *spec, struct scripting_ops *ops);
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void setup_perl_scripting(void);
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void setup_python_scripting(void);
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struct scripting_context {
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struct pevent *pevent;
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void *event_data;
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};
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int common_pc(struct scripting_context *context);
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int common_flags(struct scripting_context *context);
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int common_lock_depth(struct scripting_context *context);
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#endif /* _PERF_UTIL_TRACE_EVENT_H */
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