| 1 | #ifndef __PERF_SYMBOL |
| 2 | #define __PERF_SYMBOL 1 |
| 3 | |
| 4 | #include <linux/types.h> |
| 5 | #include <stdbool.h> |
| 6 | #include <stdint.h> |
| 7 | #include "map.h" |
| 8 | #include <linux/list.h> |
| 9 | #include <linux/rbtree.h> |
| 10 | #include <stdio.h> |
| 11 | |
| 12 | #define DEBUG_CACHE_DIR ".debug" |
| 13 | |
| 14 | #ifdef HAVE_CPLUS_DEMANGLE |
| 15 | extern char *cplus_demangle(const char *, int); |
| 16 | |
| 17 | static inline char *bfd_demangle(void __used *v, const char *c, int i) |
| 18 | { |
| 19 | return cplus_demangle(c, i); |
| 20 | } |
| 21 | #else |
| 22 | #ifdef NO_DEMANGLE |
| 23 | static inline char *bfd_demangle(void __used *v, const char __used *c, |
| 24 | int __used i) |
| 25 | { |
| 26 | return NULL; |
| 27 | } |
| 28 | #else |
| 29 | #include <bfd.h> |
| 30 | #endif |
| 31 | #endif |
| 32 | |
| 33 | int hex2u64(const char *ptr, u64 *val); |
| 34 | char *strxfrchar(char *s, char from, char to); |
| 35 | |
| 36 | /* |
| 37 | * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP; |
| 38 | * for newer versions we can use mmap to reduce memory usage: |
| 39 | */ |
| 40 | #ifdef LIBELF_NO_MMAP |
| 41 | # define PERF_ELF_C_READ_MMAP ELF_C_READ |
| 42 | #else |
| 43 | # define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP |
| 44 | #endif |
| 45 | |
| 46 | #ifndef DMGL_PARAMS |
| 47 | #define DMGL_PARAMS (1 << 0) /* Include function args */ |
| 48 | #define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */ |
| 49 | #endif |
| 50 | |
| 51 | #define BUILD_ID_SIZE 20 |
| 52 | |
| 53 | struct symbol { |
| 54 | struct rb_node rb_node; |
| 55 | u64 start; |
| 56 | u64 end; |
| 57 | u16 namelen; |
| 58 | char name[0]; |
| 59 | }; |
| 60 | |
| 61 | void symbol__delete(struct symbol *self); |
| 62 | |
| 63 | struct strlist; |
| 64 | |
| 65 | struct symbol_conf { |
| 66 | unsigned short priv_size; |
| 67 | bool try_vmlinux_path, |
| 68 | use_modules, |
| 69 | sort_by_name, |
| 70 | show_nr_samples, |
| 71 | use_callchain, |
| 72 | exclude_other, |
| 73 | full_paths, |
| 74 | show_cpu_utilization; |
| 75 | const char *vmlinux_name, |
| 76 | *field_sep; |
| 77 | const char *default_guest_vmlinux_name, |
| 78 | *default_guest_kallsyms, |
| 79 | *default_guest_modules; |
| 80 | const char *guestmount; |
| 81 | char *dso_list_str, |
| 82 | *comm_list_str, |
| 83 | *sym_list_str, |
| 84 | *col_width_list_str; |
| 85 | struct strlist *dso_list, |
| 86 | *comm_list, |
| 87 | *sym_list; |
| 88 | }; |
| 89 | |
| 90 | extern struct symbol_conf symbol_conf; |
| 91 | |
| 92 | static inline void *symbol__priv(struct symbol *self) |
| 93 | { |
| 94 | return ((void *)self) - symbol_conf.priv_size; |
| 95 | } |
| 96 | |
| 97 | struct ref_reloc_sym { |
| 98 | const char *name; |
| 99 | u64 addr; |
| 100 | u64 unrelocated_addr; |
| 101 | }; |
| 102 | |
| 103 | struct map_symbol { |
| 104 | struct map *map; |
| 105 | struct symbol *sym; |
| 106 | }; |
| 107 | |
| 108 | struct addr_location { |
| 109 | struct thread *thread; |
| 110 | struct map *map; |
| 111 | struct symbol *sym; |
| 112 | u64 addr; |
| 113 | char level; |
| 114 | bool filtered; |
| 115 | unsigned int cpumode; |
| 116 | }; |
| 117 | |
| 118 | enum dso_kernel_type { |
| 119 | DSO_TYPE_USER = 0, |
| 120 | DSO_TYPE_KERNEL, |
| 121 | DSO_TYPE_GUEST_KERNEL |
| 122 | }; |
| 123 | |
| 124 | struct dso { |
| 125 | struct list_head node; |
| 126 | struct rb_root symbols[MAP__NR_TYPES]; |
| 127 | struct rb_root symbol_names[MAP__NR_TYPES]; |
| 128 | u8 adjust_symbols:1; |
| 129 | u8 slen_calculated:1; |
| 130 | u8 has_build_id:1; |
| 131 | enum dso_kernel_type kernel; |
| 132 | u8 hit:1; |
| 133 | u8 annotate_warned:1; |
| 134 | unsigned char origin; |
| 135 | u8 sorted_by_name; |
| 136 | u8 loaded; |
| 137 | u8 build_id[BUILD_ID_SIZE]; |
| 138 | const char *short_name; |
| 139 | char *long_name; |
| 140 | u16 long_name_len; |
| 141 | u16 short_name_len; |
| 142 | char name[0]; |
| 143 | }; |
| 144 | |
| 145 | struct dso *dso__new(const char *name); |
| 146 | struct dso *dso__new_kernel(const char *name); |
| 147 | void dso__delete(struct dso *self); |
| 148 | |
| 149 | bool dso__loaded(const struct dso *self, enum map_type type); |
| 150 | bool dso__sorted_by_name(const struct dso *self, enum map_type type); |
| 151 | |
| 152 | static inline void dso__set_loaded(struct dso *self, enum map_type type) |
| 153 | { |
| 154 | self->loaded |= (1 << type); |
| 155 | } |
| 156 | |
| 157 | void dso__sort_by_name(struct dso *self, enum map_type type); |
| 158 | |
| 159 | struct dso *__dsos__findnew(struct list_head *head, const char *name); |
| 160 | |
| 161 | int dso__load(struct dso *self, struct map *map, symbol_filter_t filter); |
| 162 | int dso__load_vmlinux_path(struct dso *self, struct map *map, |
| 163 | symbol_filter_t filter); |
| 164 | int dso__load_kallsyms(struct dso *self, const char *filename, struct map *map, |
| 165 | symbol_filter_t filter); |
| 166 | int machine__load_kallsyms(struct machine *self, const char *filename, |
| 167 | enum map_type type, symbol_filter_t filter); |
| 168 | int machine__load_vmlinux_path(struct machine *self, enum map_type type, |
| 169 | symbol_filter_t filter); |
| 170 | |
| 171 | size_t __dsos__fprintf(struct list_head *head, FILE *fp); |
| 172 | |
| 173 | size_t machines__fprintf_dsos(struct rb_root *self, FILE *fp); |
| 174 | size_t machines__fprintf_dsos_buildid(struct rb_root *self, FILE *fp, bool with_hits); |
| 175 | |
| 176 | size_t dso__fprintf_buildid(struct dso *self, FILE *fp); |
| 177 | size_t dso__fprintf(struct dso *self, enum map_type type, FILE *fp); |
| 178 | |
| 179 | enum dso_origin { |
| 180 | DSO__ORIG_KERNEL = 0, |
| 181 | DSO__ORIG_GUEST_KERNEL, |
| 182 | DSO__ORIG_JAVA_JIT, |
| 183 | DSO__ORIG_BUILD_ID_CACHE, |
| 184 | DSO__ORIG_FEDORA, |
| 185 | DSO__ORIG_UBUNTU, |
| 186 | DSO__ORIG_BUILDID, |
| 187 | DSO__ORIG_DSO, |
| 188 | DSO__ORIG_GUEST_KMODULE, |
| 189 | DSO__ORIG_KMODULE, |
| 190 | DSO__ORIG_NOT_FOUND, |
| 191 | }; |
| 192 | |
| 193 | char dso__symtab_origin(const struct dso *self); |
| 194 | void dso__set_long_name(struct dso *self, char *name); |
| 195 | void dso__set_build_id(struct dso *self, void *build_id); |
| 196 | void dso__read_running_kernel_build_id(struct dso *self, struct machine *machine); |
| 197 | struct symbol *dso__find_symbol(struct dso *self, enum map_type type, u64 addr); |
| 198 | struct symbol *dso__find_symbol_by_name(struct dso *self, enum map_type type, |
| 199 | const char *name); |
| 200 | |
| 201 | int filename__read_build_id(const char *filename, void *bf, size_t size); |
| 202 | int sysfs__read_build_id(const char *filename, void *bf, size_t size); |
| 203 | bool __dsos__read_build_ids(struct list_head *head, bool with_hits); |
| 204 | int build_id__sprintf(const u8 *self, int len, char *bf); |
| 205 | int kallsyms__parse(const char *filename, void *arg, |
| 206 | int (*process_symbol)(void *arg, const char *name, |
| 207 | char type, u64 start)); |
| 208 | |
| 209 | int __machine__create_kernel_maps(struct machine *self, struct dso *kernel); |
| 210 | int machine__create_kernel_maps(struct machine *self); |
| 211 | |
| 212 | int machines__create_kernel_maps(struct rb_root *self, pid_t pid); |
| 213 | int machines__create_guest_kernel_maps(struct rb_root *self); |
| 214 | |
| 215 | int symbol__init(void); |
| 216 | bool symbol_type__is_a(char symbol_type, enum map_type map_type); |
| 217 | |
| 218 | size_t vmlinux_path__fprintf(FILE *fp); |
| 219 | |
| 220 | #endif /* __PERF_SYMBOL */ |