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 16 /* Allocator used for allocating struct module, core sections and init 17 sections. Returns NULL on failure. */ 18 void *module_alloc(unsigned long size); 19 20 /* Free memory returned from module_alloc. */ 21 void module_free(struct module *mod, void *module_region); 22 23 /* Apply the given relocation to the (simplified) ELF. Return -error 24 or 0. */ 25 int apply_relocate(Elf_Shdr *sechdrs, 26 const char *strtab, 27 unsigned int symindex, 28 unsigned int relsec, 29 struct module *mod); 30 31 /* Apply the given add relocation to the (simplified) ELF. Return 32 -error or 0 */ 33 int apply_relocate_add(Elf_Shdr *sechdrs, 34 const char *strtab, 35 unsigned int symindex, 36 unsigned int relsec, 37 struct module *mod); 38 39 /* Any final processing of module before access. Return -error or 0. */ 40 int module_finalize(const Elf_Ehdr *hdr, 41 const Elf_Shdr *sechdrs, 42 struct module *mod); 43 44 /* Any cleanup needed when module leaves. */ 45 void module_arch_cleanup(struct module *mod); 46 47 #endif 48