diff options
Diffstat (limited to 'include/linux/moduleloader.h')
-rw-r--r-- | include/linux/moduleloader.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/linux/moduleloader.h b/include/linux/moduleloader.h new file mode 100644 index 00000000..b2be02eb --- /dev/null +++ b/include/linux/moduleloader.h @@ -0,0 +1,55 @@ +#ifndef _LINUX_MODULELOADER_H +#define _LINUX_MODULELOADER_H +/* The stuff needed for archs to support modules. */ + +#include <linux/module.h> +#include <linux/elf.h> + +/* These may be implemented by architectures that need to hook into the + * module loader code. Architectures that don't need to do anything special + * can just rely on the 'weak' default hooks defined in kernel/module.c. + * Note, however, that at least one of apply_relocate or apply_relocate_add + * must be implemented by each architecture. + */ + +/* Adjust arch-specific sections. Return 0 on success. */ +int module_frob_arch_sections(Elf_Ehdr *hdr, + Elf_Shdr *sechdrs, + char *secstrings, + struct module *mod); + +/* Additional bytes needed by arch in front of individual sections */ +unsigned int arch_mod_section_prepend(struct module *mod, unsigned int section); + +/* Allocator used for allocating struct module, core sections and init + sections. Returns NULL on failure. */ +void *module_alloc(unsigned long size); + +/* Free memory returned from module_alloc. */ +void module_free(struct module *mod, void *module_region); + +/* Apply the given relocation to the (simplified) ELF. Return -error + or 0. */ +int apply_relocate(Elf_Shdr *sechdrs, + const char *strtab, + unsigned int symindex, + unsigned int relsec, + struct module *mod); + +/* Apply the given add relocation to the (simplified) ELF. Return + -error or 0 */ +int apply_relocate_add(Elf_Shdr *sechdrs, + const char *strtab, + unsigned int symindex, + unsigned int relsec, + struct module *mod); + +/* Any final processing of module before access. Return -error or 0. */ +int module_finalize(const Elf_Ehdr *hdr, + const Elf_Shdr *sechdrs, + struct module *mod); + +/* Any cleanup needed when module leaves. */ +void module_arch_cleanup(struct module *mod); + +#endif |