1 #ifndef __PERF_DSO 2 #define __PERF_DSO 3 4 #include <linux/types.h> 5 #include <linux/rbtree.h> 6 #include "types.h" 7 #include "map.h" 8 9 enum dso_binary_type { 10 DSO_BINARY_TYPE__KALLSYMS = 0, 11 DSO_BINARY_TYPE__GUEST_KALLSYMS, 12 DSO_BINARY_TYPE__VMLINUX, 13 DSO_BINARY_TYPE__GUEST_VMLINUX, 14 DSO_BINARY_TYPE__JAVA_JIT, 15 DSO_BINARY_TYPE__DEBUGLINK, 16 DSO_BINARY_TYPE__BUILD_ID_CACHE, 17 DSO_BINARY_TYPE__FEDORA_DEBUGINFO, 18 DSO_BINARY_TYPE__UBUNTU_DEBUGINFO, 19 DSO_BINARY_TYPE__BUILDID_DEBUGINFO, 20 DSO_BINARY_TYPE__SYSTEM_PATH_DSO, 21 DSO_BINARY_TYPE__GUEST_KMODULE, 22 DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE, 23 DSO_BINARY_TYPE__NOT_FOUND, 24 }; 25 26 enum dso_kernel_type { 27 DSO_TYPE_USER = 0, 28 DSO_TYPE_KERNEL, 29 DSO_TYPE_GUEST_KERNEL 30 }; 31 32 enum dso_swap_type { 33 DSO_SWAP__UNSET, 34 DSO_SWAP__NO, 35 DSO_SWAP__YES, 36 }; 37 38 #define DSO__SWAP(dso, type, val) \ 39 ({ \ 40 type ____r = val; \ 41 BUG_ON(dso->needs_swap == DSO_SWAP__UNSET); \ 42 if (dso->needs_swap == DSO_SWAP__YES) { \ 43 switch (sizeof(____r)) { \ 44 case 2: \ 45 ____r = bswap_16(val); \ 46 break; \ 47 case 4: \ 48 ____r = bswap_32(val); \ 49 break; \ 50 case 8: \ 51 ____r = bswap_64(val); \ 52 break; \ 53 default: \ 54 BUG_ON(1); \ 55 } \ 56 } \ 57 ____r; \ 58 }) 59 60 #define DSO__DATA_CACHE_SIZE 4096 61 #define DSO__DATA_CACHE_MASK ~(DSO__DATA_CACHE_SIZE - 1) 62 63 struct dso_cache { 64 struct rb_node rb_node; 65 u64 offset; 66 u64 size; 67 char data[0]; 68 }; 69 70 struct dso { 71 struct list_head node; 72 struct rb_root symbols[MAP__NR_TYPES]; 73 struct rb_root symbol_names[MAP__NR_TYPES]; 74 struct rb_root cache; 75 enum dso_kernel_type kernel; 76 enum dso_swap_type needs_swap; 77 enum dso_binary_type symtab_type; 78 enum dso_binary_type data_type; 79 u8 adjust_symbols:1; 80 u8 has_build_id:1; 81 u8 hit:1; 82 u8 annotate_warned:1; 83 u8 sname_alloc:1; 84 u8 lname_alloc:1; 85 u8 sorted_by_name; 86 u8 loaded; 87 u8 build_id[BUILD_ID_SIZE]; 88 const char *short_name; 89 char *long_name; 90 u16 long_name_len; 91 u16 short_name_len; 92 char name[0]; 93 }; 94 95 static inline void dso__set_loaded(struct dso *dso, enum map_type type) 96 { 97 dso->loaded |= (1 << type); 98 } 99 100 struct dso *dso__new(const char *name); 101 void dso__delete(struct dso *dso); 102 103 void dso__set_short_name(struct dso *dso, const char *name); 104 void dso__set_long_name(struct dso *dso, char *name); 105 106 int dso__name_len(const struct dso *dso); 107 108 bool dso__loaded(const struct dso *dso, enum map_type type); 109 110 bool dso__sorted_by_name(const struct dso *dso, enum map_type type); 111 void dso__set_sorted_by_name(struct dso *dso, enum map_type type); 112 void dso__sort_by_name(struct dso *dso, enum map_type type); 113 114 void dso__set_build_id(struct dso *dso, void *build_id); 115 bool dso__build_id_equal(const struct dso *dso, u8 *build_id); 116 void dso__read_running_kernel_build_id(struct dso *dso, 117 struct machine *machine); 118 int dso__kernel_module_get_build_id(struct dso *dso, const char *root_dir); 119 120 char dso__symtab_origin(const struct dso *dso); 121 int dso__binary_type_file(struct dso *dso, enum dso_binary_type type, 122 char *root_dir, char *file, size_t size); 123 124 int dso__data_fd(struct dso *dso, struct machine *machine); 125 ssize_t dso__data_read_offset(struct dso *dso, struct machine *machine, 126 u64 offset, u8 *data, ssize_t size); 127 ssize_t dso__data_read_addr(struct dso *dso, struct map *map, 128 struct machine *machine, u64 addr, 129 u8 *data, ssize_t size); 130 131 struct map *dso__new_map(const char *name); 132 struct dso *dso__kernel_findnew(struct machine *machine, const char *name, 133 const char *short_name, int dso_type); 134 135 void dsos__add(struct list_head *head, struct dso *dso); 136 struct dso *dsos__find(struct list_head *head, const char *name, 137 bool cmp_short); 138 struct dso *__dsos__findnew(struct list_head *head, const char *name); 139 bool __dsos__read_build_ids(struct list_head *head, bool with_hits); 140 141 size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp, 142 bool (skip)(struct dso *dso, int parm), int parm); 143 size_t __dsos__fprintf(struct list_head *head, FILE *fp); 144 145 size_t dso__fprintf_buildid(struct dso *dso, FILE *fp); 146 size_t dso__fprintf_symbols_by_name(struct dso *dso, 147 enum map_type type, FILE *fp); 148 size_t dso__fprintf(struct dso *dso, enum map_type type, FILE *fp); 149 #endif /* __PERF_DSO */ 150