tools/perf/util/symbol.h

   1 #ifndef __PERF_SYMBOL
   2 #define __PERF_SYMBOL 1
   3
   4 #include <linux/types.h>
   5 #include <stdbool.h>
   6 #include "types.h"
   7 #include <linux/list.h>
   8 #include <linux/rbtree.h>
   9 #include "event.h"
  10
  11 #ifdef HAVE_CPLUS_DEMANGLE
  12 extern char *cplus_demangle(const char *, int);
  13
  14 static inline char *bfd_demangle(void __used *v, const char *c, int i)
  15 {
  16         return cplus_demangle(c, i);
  17 }
  18 #else
  19 #ifdef NO_DEMANGLE
  20 static inline char *bfd_demangle(void __used *v, const char __used *c,
  21                                  int __used i)
  22 {
  23         return NULL;
  24 }
  25 #else
  26 #include <bfd.h>
  27 #endif
  28 #endif
  29
  30 #ifndef DMGL_PARAMS
  31 #define DMGL_PARAMS      (1 << 0)       /* Include function args */
  32 #define DMGL_ANSI        (1 << 1)       /* Include const, volatile, etc */
  33 #endif
  34
  35 struct symbol {
  36         struct rb_node  rb_node;
  37         u64             start;
  38         u64             end;
  39         char            name[0];
  40 };
  41
  42 extern unsigned int symbol__priv_size;
  43
  44 static inline void *symbol__priv(struct symbol *self)
  45 {
  46         return ((void *)self) - symbol__priv_size;
  47 }
  48
  49 struct dso {
  50         struct list_head node;
  51         struct rb_root   syms;
  52         struct symbol    *(*find_symbol)(struct dso *, u64 ip);
  53         unsigned char    adjust_symbols;
  54         unsigned char    slen_calculated;
  55         bool             loaded;
  56         unsigned char    origin;
  57         const char       *short_name;
  58         char             *long_name;
  59         char             name[0];
  60 };
  61
  62 struct dso *dso__new(const char *name);
  63 void dso__delete(struct dso *self);
  64
  65 struct symbol *dso__find_symbol(struct dso *self, u64 ip);
  66
  67 int dsos__load_kernel(const char *vmlinux, symbol_filter_t filter, int modules);
  68 struct dso *dsos__findnew(const char *name);
  69 int dso__load(struct dso *self, struct map *map, symbol_filter_t filter);
  70 void dsos__fprintf(FILE *fp);
  71
  72 size_t dso__fprintf(struct dso *self, FILE *fp);
  73 char dso__symtab_origin(const struct dso *self);
  74
  75 int load_kernel(symbol_filter_t filter);
  76
  77 void symbol__init(unsigned int priv_size);
  78
  79 extern struct list_head dsos;
  80 extern struct map *kernel_map;
  81 extern struct dso *vdso;
  82 extern const char *vmlinux_name;
  83 extern int   modules;
  84 #endif /* __PERF_SYMBOL */