1#ifndef __PERF_DSO
2#define __PERF_DSO
3
4#include <linux/types.h>
5#include <linux/rbtree.h>
6#include <stdbool.h>
7#include "types.h"
8#include "map.h"
9
10enum dso_binary_type {
11 DSO_BINARY_TYPE__KALLSYMS = 0,
12 DSO_BINARY_TYPE__GUEST_KALLSYMS,
13 DSO_BINARY_TYPE__VMLINUX,
14 DSO_BINARY_TYPE__GUEST_VMLINUX,
15 DSO_BINARY_TYPE__JAVA_JIT,
16 DSO_BINARY_TYPE__DEBUGLINK,
17 DSO_BINARY_TYPE__BUILD_ID_CACHE,
18 DSO_BINARY_TYPE__FEDORA_DEBUGINFO,
19 DSO_BINARY_TYPE__UBUNTU_DEBUGINFO,
20 DSO_BINARY_TYPE__BUILDID_DEBUGINFO,
21 DSO_BINARY_TYPE__SYSTEM_PATH_DSO,
22 DSO_BINARY_TYPE__GUEST_KMODULE,
23 DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE,
24 DSO_BINARY_TYPE__KCORE,
25 DSO_BINARY_TYPE__GUEST_KCORE,
26 DSO_BINARY_TYPE__NOT_FOUND,
27};
28
29enum dso_kernel_type {
30 DSO_TYPE_USER = 0,
31 DSO_TYPE_KERNEL,
32 DSO_TYPE_GUEST_KERNEL
33};
34
35enum dso_swap_type {
36 DSO_SWAP__UNSET,
37 DSO_SWAP__NO,
38 DSO_SWAP__YES,
39};
40
41#define DSO__SWAP(dso, type, val) \
42({ \
43 type ____r = val; \
44 BUG_ON(dso->needs_swap == DSO_SWAP__UNSET); \
45 if (dso->needs_swap == DSO_SWAP__YES) { \
46 switch (sizeof(____r)) { \
47 case 2: \
48 ____r = bswap_16(val); \
49 break; \
50 case 4: \
51 ____r = bswap_32(val); \
52 break; \
53 case 8: \
54 ____r = bswap_64(val); \
55 break; \
56 default: \
57 BUG_ON(1); \
58 } \
59 } \
60 ____r; \
61})
62
63#define DSO__DATA_CACHE_SIZE 4096
64#define DSO__DATA_CACHE_MASK ~(DSO__DATA_CACHE_SIZE - 1)
65
66struct dso_cache {
67 struct rb_node rb_node;
68 u64 offset;
69 u64 size;
70 char data[0];
71};
72
73struct dso {
74 struct list_head node;
75 struct rb_root symbols[MAP__NR_TYPES];
76 struct rb_root symbol_names[MAP__NR_TYPES];
77 struct rb_root cache;
78 enum dso_kernel_type kernel;
79 enum dso_swap_type needs_swap;
80 enum dso_binary_type symtab_type;
81 enum dso_binary_type data_type;
82 u8 adjust_symbols:1;
83 u8 has_build_id:1;
84 u8 hit:1;
85 u8 annotate_warned:1;
86 u8 sname_alloc:1;
87 u8 lname_alloc:1;
88 u8 sorted_by_name;
89 u8 loaded;
90 u8 rel;
91 u8 build_id[BUILD_ID_SIZE];
92 const char *short_name;
93 char *long_name;
94 u16 long_name_len;
95 u16 short_name_len;
96 char name[0];
97};
98
99static inline void dso__set_loaded(struct dso *dso, enum map_type type)
100{
101 dso->loaded |= (1 << type);
102}
103
104struct dso *dso__new(const char *name);
105void dso__delete(struct dso *dso);
106
107void dso__set_short_name(struct dso *dso, const char *name);
108void dso__set_long_name(struct dso *dso, char *name);
109
110int dso__name_len(const struct dso *dso);
111
112bool dso__loaded(const struct dso *dso, enum map_type type);
113
114bool dso__sorted_by_name(const struct dso *dso, enum map_type type);
115void dso__set_sorted_by_name(struct dso *dso, enum map_type type);
116void dso__sort_by_name(struct dso *dso, enum map_type type);
117
118void dso__set_build_id(struct dso *dso, void *build_id);
119bool dso__build_id_equal(const struct dso *dso, u8 *build_id);
120void dso__read_running_kernel_build_id(struct dso *dso,
121 struct machine *machine);
122int dso__kernel_module_get_build_id(struct dso *dso, const char *root_dir);
123
124char dso__symtab_origin(const struct dso *dso);
125int dso__binary_type_file(struct dso *dso, enum dso_binary_type type,
126 char *root_dir, char *file, size_t size);
127
128int dso__data_fd(struct dso *dso, struct machine *machine);
129ssize_t dso__data_read_offset(struct dso *dso, struct machine *machine,
130 u64 offset, u8 *data, ssize_t size);
131ssize_t dso__data_read_addr(struct dso *dso, struct map *map,
132 struct machine *machine, u64 addr,
133 u8 *data, ssize_t size);
134
135struct map *dso__new_map(const char *name);
136struct dso *dso__kernel_findnew(struct machine *machine, const char *name,
137 const char *short_name, int dso_type);
138
139void dsos__add(struct list_head *head, struct dso *dso);
140struct dso *dsos__find(struct list_head *head, const char *name,
141 bool cmp_short);
142struct dso *__dsos__findnew(struct list_head *head, const char *name);
143bool __dsos__read_build_ids(struct list_head *head, bool with_hits);
144
145size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp,
146 bool (skip)(struct dso *dso, int parm), int parm);
147size_t __dsos__fprintf(struct list_head *head, FILE *fp);
148
149size_t dso__fprintf_buildid(struct dso *dso, FILE *fp);
150size_t dso__fprintf_symbols_by_name(struct dso *dso,
151 enum map_type type, FILE *fp);
152size_t dso__fprintf(struct dso *dso, enum map_type type, FILE *fp);
153
154static inline bool dso__is_vmlinux(struct dso *dso)
155{
156 return dso->data_type == DSO_BINARY_TYPE__VMLINUX ||
157 dso->data_type == DSO_BINARY_TYPE__GUEST_VMLINUX;
158}
159
160static inline bool dso__is_kcore(struct dso *dso)
161{
162 return dso->data_type == DSO_BINARY_TYPE__KCORE ||
163 dso->data_type == DSO_BINARY_TYPE__GUEST_KCORE;
164}
165
166#endif
167
