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1da177e4 LT |
1 | #ifndef _LINUX_MODULELOADER_H |
2 | #define _LINUX_MODULELOADER_H | |
3 | /* The stuff needed for archs to support modules. */ | |
4 | ||
5 | #include <linux/module.h> | |
6 | #include <linux/elf.h> | |
7 | ||
8 | /* These must be implemented by the specific architecture */ | |
9 | ||
10 | /* Adjust arch-specific sections. Return 0 on success. */ | |
11 | int module_frob_arch_sections(Elf_Ehdr *hdr, | |
12 | Elf_Shdr *sechdrs, | |
13 | char *secstrings, | |
14 | struct module *mod); | |
15 | ||
088af9a6 HD |
16 | /* Additional bytes needed by arch in front of individual sections */ |
17 | unsigned int arch_mod_section_prepend(struct module *mod, unsigned int section); | |
18 | ||
1da177e4 LT |
19 | /* Allocator used for allocating struct module, core sections and init |
20 | sections. Returns NULL on failure. */ | |
21 | void *module_alloc(unsigned long size); | |
22 | ||
23 | /* Free memory returned from module_alloc. */ | |
24 | void module_free(struct module *mod, void *module_region); | |
25 | ||
26 | /* Apply the given relocation to the (simplified) ELF. Return -error | |
27 | or 0. */ | |
28 | int apply_relocate(Elf_Shdr *sechdrs, | |
29 | const char *strtab, | |
30 | unsigned int symindex, | |
31 | unsigned int relsec, | |
32 | struct module *mod); | |
33 | ||
34 | /* Apply the given add relocation to the (simplified) ELF. Return | |
35 | -error or 0 */ | |
36 | int apply_relocate_add(Elf_Shdr *sechdrs, | |
37 | const char *strtab, | |
38 | unsigned int symindex, | |
39 | unsigned int relsec, | |
40 | struct module *mod); | |
41 | ||
42 | /* Any final processing of module before access. Return -error or 0. */ | |
43 | int module_finalize(const Elf_Ehdr *hdr, | |
44 | const Elf_Shdr *sechdrs, | |
45 | struct module *mod); | |
46 | ||
47 | /* Any cleanup needed when module leaves. */ | |
48 | void module_arch_cleanup(struct module *mod); | |
49 | ||
50 | #endif |