138 lines
3.7 KiB
C
138 lines
3.7 KiB
C
#ifndef __PERF_HEADER_H
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#define __PERF_HEADER_H
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#include "../../../include/linux/perf_event.h"
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#include <sys/types.h>
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#include <stdbool.h>
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#include "types.h"
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#include "event.h"
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#include <linux/bitmap.h>
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enum {
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HEADER_TRACE_INFO = 1,
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HEADER_BUILD_ID,
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HEADER_HOSTNAME,
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HEADER_OSRELEASE,
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HEADER_VERSION,
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HEADER_ARCH,
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HEADER_NRCPUS,
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HEADER_CPUDESC,
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HEADER_CPUID,
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HEADER_TOTAL_MEM,
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HEADER_CMDLINE,
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HEADER_EVENT_DESC,
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HEADER_CPU_TOPOLOGY,
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HEADER_NUMA_TOPOLOGY,
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HEADER_LAST_FEATURE,
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};
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#define HEADER_FEAT_BITS 256
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struct perf_file_section {
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u64 offset;
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u64 size;
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};
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struct perf_file_header {
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u64 magic;
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u64 size;
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u64 attr_size;
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struct perf_file_section attrs;
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struct perf_file_section data;
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struct perf_file_section event_types;
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DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
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};
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struct perf_pipe_file_header {
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u64 magic;
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u64 size;
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};
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struct perf_header;
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int perf_file_header__read(struct perf_file_header *header,
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struct perf_header *ph, int fd);
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struct perf_header {
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int frozen;
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bool needs_swap;
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s64 attr_offset;
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u64 data_offset;
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u64 data_size;
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u64 event_offset;
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u64 event_size;
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DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
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};
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struct perf_evlist;
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struct perf_session;
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int perf_session__read_header(struct perf_session *session, int fd);
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int perf_session__write_header(struct perf_session *session,
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struct perf_evlist *evlist,
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int fd, bool at_exit);
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int perf_header__write_pipe(int fd);
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int perf_header__push_event(u64 id, const char *name);
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char *perf_header__find_event(u64 id);
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void perf_header__set_feat(struct perf_header *header, int feat);
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void perf_header__clear_feat(struct perf_header *header, int feat);
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bool perf_header__has_feat(const struct perf_header *header, int feat);
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int perf_header__set_cmdline(int argc, const char **argv);
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int perf_header__process_sections(struct perf_header *header, int fd,
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void *data,
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int (*process)(struct perf_file_section *section,
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struct perf_header *ph,
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int feat, int fd, void *data));
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int perf_header__fprintf_info(struct perf_session *s, FILE *fp, bool full);
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int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
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const char *name, bool is_kallsyms);
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int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir);
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int perf_event__synthesize_attr(struct perf_tool *tool,
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struct perf_event_attr *attr, u16 ids, u64 *id,
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perf_event__handler_t process);
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int perf_event__synthesize_attrs(struct perf_tool *tool,
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struct perf_session *session,
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perf_event__handler_t process);
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int perf_event__process_attr(union perf_event *event, struct perf_evlist **pevlist);
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int perf_event__synthesize_event_type(struct perf_tool *tool,
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u64 event_id, char *name,
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perf_event__handler_t process,
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struct machine *machine);
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int perf_event__synthesize_event_types(struct perf_tool *tool,
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perf_event__handler_t process,
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struct machine *machine);
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int perf_event__process_event_type(struct perf_tool *tool,
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union perf_event *event);
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int perf_event__synthesize_tracing_data(struct perf_tool *tool,
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int fd, struct perf_evlist *evlist,
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perf_event__handler_t process);
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int perf_event__process_tracing_data(union perf_event *event,
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struct perf_session *session);
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int perf_event__synthesize_build_id(struct perf_tool *tool,
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struct dso *pos, u16 misc,
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perf_event__handler_t process,
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struct machine *machine);
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int perf_event__process_build_id(struct perf_tool *tool,
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union perf_event *event,
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struct perf_session *session);
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/*
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* arch specific callback
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*/
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int get_cpuid(char *buffer, size_t sz);
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#endif /* __PERF_HEADER_H */
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