#include <stdio.h>#include <stdlib.h>#include <stdarg.h>#include <string.h>#include <sys/types.h>#include <sys/stat.h>#include <sys/mman.h>#include <fcntl.h>#include <unistd.h>#include <elf.h> #include "elfconfig.h" #if KERNEL_ELFCLASS == ELFCLASS32 #define Elf_Ehdr    Elf32_Ehdr #define Elf_Shdr    Elf32_Shdr #define Elf_Sym     Elf32_Sym#define ELF_ST_BIND ELF32_ST_BIND#define ELF_ST_TYPE ELF32_ST_TYPE #else #define Elf_Ehdr    Elf64_Ehdr #define Elf_Shdr    Elf64_Shdr #define Elf_Sym     Elf64_Sym#define ELF_ST_BIND ELF64_ST_BIND#define ELF_ST_TYPE ELF64_ST_TYPE #endif #if KERNEL_ELFDATA != HOST_ELFDATA static inline void __endian(const void *src, void *dest, unsigned int size){	unsigned int i;	for (i = 0; i < size; i++)		((unsigned char*)dest)[i] = ((unsigned char*)src)[size - i-1];}   #define TO_NATIVE(x)						\({								\	typeof(x) __x;						\	__endian(&(x), &(__x), sizeof(__x));			\	__x;							\}) #else /* endianness matches */ #define TO_NATIVE(x) (x) #endif #define NOFAIL(ptr)   do_nofail((ptr), __FILE__, __LINE__, #ptr)void *do_nofail(void *ptr, const char *file, int line, const char *expr); struct buffer {	char *p;	int pos;	int size;}; void __attribute__((format(printf, 2, 3)))buf_printf(struct buffer *buf, const char *fmt, ...); voidbuf_write(struct buffer *buf, const char *s, int len); struct module {	struct module *next;	const char *name;	struct symbol *unres;	int seen;	int skip;	int has_init;	int has_cleanup;	struct buffer dev_table_buf;	char	     srcversion[25];}; struct elf_info {	unsigned long size;	Elf_Ehdr     *hdr;	Elf_Shdr     *sechdrs;	Elf_Sym      *symtab_start;	Elf_Sym      *symtab_stop;	const char   *strtab;	char	     *modinfo;	unsigned int modinfo_len;}; void handle_moddevtable(struct module *mod, struct elf_info *info,			Elf_Sym *sym, const char *symname); void add_moddevtable(struct buffer *buf, struct module *mod); void maybe_frob_rcs_version(const char *modfilename,			    char *version,			    void *modinfo,			    unsigned long modinfo_offset);void get_src_version(const char *modname, char sum[], unsigned sumlen); void *grab_file(const char *filename, unsigned long *size);char* get_next_line(unsigned long *pos, void *file, unsigned long size);void release_file(void *file, unsigned long size);