mirror of https://gitee.com/openkylin/linux.git
194 lines
4.6 KiB
C
194 lines
4.6 KiB
C
#ifndef __PERF_SYMBOL
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#define __PERF_SYMBOL 1
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#include <linux/types.h>
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#include <stdbool.h>
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#include "types.h"
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#include <linux/list.h>
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#include <linux/rbtree.h>
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#include "event.h"
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#define DEBUG_CACHE_DIR ".debug"
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#ifdef HAVE_CPLUS_DEMANGLE
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extern char *cplus_demangle(const char *, int);
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static inline char *bfd_demangle(void __used *v, const char *c, int i)
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{
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return cplus_demangle(c, i);
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}
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#else
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#ifdef NO_DEMANGLE
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static inline char *bfd_demangle(void __used *v, const char __used *c,
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int __used i)
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{
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return NULL;
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}
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#else
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#include <bfd.h>
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#endif
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#endif
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/*
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* libelf 0.8.x and earlier do not support ELF_C_READ_MMAP;
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* for newer versions we can use mmap to reduce memory usage:
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*/
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#ifdef LIBELF_NO_MMAP
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# define PERF_ELF_C_READ_MMAP ELF_C_READ
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#else
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# define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP
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#endif
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#ifndef DMGL_PARAMS
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#define DMGL_PARAMS (1 << 0) /* Include function args */
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#define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */
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#endif
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struct symbol {
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struct rb_node rb_node;
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u64 start;
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u64 end;
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char name[0];
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};
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void symbol__delete(struct symbol *self);
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struct strlist;
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struct symbol_conf {
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unsigned short priv_size;
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bool try_vmlinux_path,
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use_modules,
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sort_by_name,
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show_nr_samples,
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use_callchain,
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exclude_other,
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full_paths;
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const char *vmlinux_name,
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*field_sep;
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char *dso_list_str,
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*comm_list_str,
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*sym_list_str,
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*col_width_list_str;
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struct strlist *dso_list,
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*comm_list,
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*sym_list;
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};
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extern struct symbol_conf symbol_conf;
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static inline void *symbol__priv(struct symbol *self)
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{
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return ((void *)self) - symbol_conf.priv_size;
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}
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struct ref_reloc_sym {
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const char *name;
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u64 addr;
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u64 unrelocated_addr;
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};
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struct map_symbol {
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struct map *map;
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struct symbol *sym;
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};
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struct addr_location {
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struct thread *thread;
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struct map *map;
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struct symbol *sym;
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u64 addr;
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char level;
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bool filtered;
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};
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struct dso {
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struct list_head node;
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struct rb_root symbols[MAP__NR_TYPES];
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struct rb_root symbol_names[MAP__NR_TYPES];
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u8 adjust_symbols:1;
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u8 slen_calculated:1;
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u8 has_build_id:1;
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u8 kernel:1;
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u8 hit:1;
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u8 annotate_warned:1;
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unsigned char origin;
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u8 sorted_by_name;
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u8 loaded;
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u8 build_id[BUILD_ID_SIZE];
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const char *short_name;
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char *long_name;
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u16 long_name_len;
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u16 short_name_len;
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char name[0];
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};
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struct dso *dso__new(const char *name);
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struct dso *dso__new_kernel(const char *name);
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void dso__delete(struct dso *self);
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bool dso__loaded(const struct dso *self, enum map_type type);
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bool dso__sorted_by_name(const struct dso *self, enum map_type type);
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static inline void dso__set_loaded(struct dso *self, enum map_type type)
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{
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self->loaded |= (1 << type);
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}
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void dso__sort_by_name(struct dso *self, enum map_type type);
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extern struct list_head dsos__user, dsos__kernel;
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struct dso *__dsos__findnew(struct list_head *head, const char *name);
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static inline struct dso *dsos__findnew(const char *name)
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{
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return __dsos__findnew(&dsos__user, name);
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}
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int dso__load(struct dso *self, struct map *map, symbol_filter_t filter);
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int dso__load_vmlinux_path(struct dso *self, struct map *map,
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symbol_filter_t filter);
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int dso__load_kallsyms(struct dso *self, const char *filename, struct map *map,
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symbol_filter_t filter);
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void dsos__fprintf(FILE *fp);
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size_t dsos__fprintf_buildid(FILE *fp, bool with_hits);
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size_t dso__fprintf_buildid(struct dso *self, FILE *fp);
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size_t dso__fprintf(struct dso *self, enum map_type type, FILE *fp);
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enum dso_origin {
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DSO__ORIG_KERNEL = 0,
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DSO__ORIG_JAVA_JIT,
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DSO__ORIG_BUILD_ID_CACHE,
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DSO__ORIG_FEDORA,
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DSO__ORIG_UBUNTU,
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DSO__ORIG_BUILDID,
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DSO__ORIG_DSO,
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DSO__ORIG_KMODULE,
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DSO__ORIG_NOT_FOUND,
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};
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char dso__symtab_origin(const struct dso *self);
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void dso__set_long_name(struct dso *self, char *name);
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void dso__set_build_id(struct dso *self, void *build_id);
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void dso__read_running_kernel_build_id(struct dso *self);
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struct symbol *dso__find_symbol(struct dso *self, enum map_type type, u64 addr);
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struct symbol *dso__find_symbol_by_name(struct dso *self, enum map_type type,
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const char *name);
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int filename__read_build_id(const char *filename, void *bf, size_t size);
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int sysfs__read_build_id(const char *filename, void *bf, size_t size);
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bool dsos__read_build_ids(bool with_hits);
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int build_id__sprintf(const u8 *self, int len, char *bf);
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int kallsyms__parse(const char *filename, void *arg,
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int (*process_symbol)(void *arg, const char *name,
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char type, u64 start));
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int symbol__init(void);
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bool symbol_type__is_a(char symbol_type, enum map_type map_type);
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size_t vmlinux_path__fprintf(FILE *fp);
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#endif /* __PERF_SYMBOL */
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