root / lab4 / .minix-src / include / link_elf.h @ 13
History | View | Annotate | Download (1.36 KB)
1 | 13 | up20180614 | /* $NetBSD: link_elf.h,v 1.10 2010/10/16 10:27:06 skrll Exp $ */
|
---|---|---|---|
2 | |||
3 | #ifndef _LINK_ELF_H_
|
||
4 | #define _LINK_ELF_H_
|
||
5 | |||
6 | #include <sys/types.h> |
||
7 | #include <sys/exec_elf.h> |
||
8 | |||
9 | typedef struct link_map { |
||
10 | caddr_t l_addr; /* Base Address of library */
|
||
11 | #ifdef __mips__
|
||
12 | caddr_t l_offs; /* Load Offset of library */
|
||
13 | #endif
|
||
14 | const char *l_name; /* Absolute Path to Library */ |
||
15 | void *l_ld; /* Pointer to .dynamic in memory */ |
||
16 | struct link_map *l_next; /* linked list of of mapped libs */ |
||
17 | struct link_map *l_prev;
|
||
18 | } Link_map; |
||
19 | |||
20 | /*
|
||
21 | * This only exists for GDB.
|
||
22 | */
|
||
23 | struct r_debug {
|
||
24 | int r_version; /* not used */ |
||
25 | struct link_map *r_map; /* list of loaded images */ |
||
26 | void (*r_brk)(void); /* pointer to break point */ |
||
27 | enum {
|
||
28 | RT_CONSISTENT, /* things are stable */
|
||
29 | RT_ADD, /* adding a shared library */
|
||
30 | RT_DELETE /* removing a shared library */
|
||
31 | } r_state; |
||
32 | }; |
||
33 | |||
34 | struct dl_phdr_info
|
||
35 | { |
||
36 | Elf_Addr dlpi_addr; /* module relocation base */
|
||
37 | const char *dlpi_name; /* module name */ |
||
38 | const Elf_Phdr *dlpi_phdr; /* pointer to module's phdr */ |
||
39 | Elf_Half dlpi_phnum; /* number of entries in phdr */
|
||
40 | unsigned long long int dlpi_adds; /* total # of loads */ |
||
41 | unsigned long long int dlpi_subs; /* total # of unloads */ |
||
42 | size_t dlpi_tls_modid; |
||
43 | void *dlpi_tls_data;
|
||
44 | }; |
||
45 | |||
46 | __BEGIN_DECLS |
||
47 | |||
48 | int dl_iterate_phdr(int (*)(struct dl_phdr_info *, size_t, void *), |
||
49 | void *);
|
||
50 | |||
51 | __END_DECLS |
||
52 | |||
53 | #endif /* _LINK_ELF_H_ */ |