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#ifndef MKELFIMAGE_H
#define MKELFIMAGE_H
#include <sys/types.h>
#include <stdint.h>
#include <byteswap.h>
#define USE_BSD
#include <endian.h>
#define _GNU_SOURCE
struct memelfheader;
struct memelfphdr;
struct memelfnote;
extern void die(char *fmt, ...);
extern void usage(void);
extern void error(char *fmt, ...);
extern uint16_t ipchksum(const void *data, unsigned long length);
extern uint16_t add_ipchksums(unsigned long offset, uint16_t sum, uint16_t new);
extern void *xmalloc(size_t size, const char *name);
extern void *xrealloc(void *ptr, size_t size, const char *name);
extern char *slurp_file(const char *filename, off_t *r_size);
extern char *slurp_decompress_file(const char *filename, off_t *r_size);
extern struct memelfphdr *add_program_headers(struct memelfheader *ehdr, int count);
extern struct memelfnote *add_notes(struct memelfheader *ehdr, int count);
typedef char *(probe_t)(char *kernel_buf, off_t kernel_size);
typedef int (mkelf_t)(int argc, char **argv,
struct memelfheader *hdr, char *kernel_buf, off_t kernel_size);
typedef void (usage_t)(void);
struct file_type {
const char *name;
probe_t *probe;
mkelf_t *mkelf;
usage_t *usage;
};
#if BYTE_ORDER == LITTLE_ENDIAN
#define cpu_to_le16(val) (val)
#define cpu_to_le32(val) (val)
#define cpu_to_le64(val) (val)
#define cpu_to_be16(val) bswap_16(val)
#define cpu_to_be32(val) bswap_32(val)
#define cpu_to_be64(val) bswap_64(val)
#define le16_to_cpu(val) (val)
#define le32_to_cpu(val) (val)
#define le64_to_cpu(val) (val)
#define be16_to_cpu(val) bswap_16(val)
#define be32_to_cpu(val) bswap_32(val)
#define be64_to_cpu(val) bswap_64(val)
#endif
#if BYTE_ORDER == BIG_ENDIAN
#define cpu_to_le16(val) bswap_16(val)
#define cpu_to_le32(val) bswap_32(val)
#define cpu_to_le64(val) bswap_64(val)
#define cpu_to_be16(val) (val)
#define cpu_to_be32(val) (val)
#define cpu_to_be64(val) (val)
#define le16_to_cpu(val) bswap_16(val)
#define le32_to_cpu(val) bswap_32(val)
#define le64_to_cpu(val) bswap_64(val)
#define be16_to_cpu(val) (val)
#define be32_to_cpu(val) (val)
#define be64_to_cpu(val) (val)
#endif
#define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
struct memelfheader {
unsigned ei_class;
unsigned ei_data;
unsigned e_type;
unsigned e_machine;
unsigned e_flags;
unsigned e_phnum;
unsigned e_notenum;
unsigned long e_entry;
struct memelfphdr *e_phdr;
struct memelfnote *e_notes;
};
struct memelfphdr {
uint64_t p_vaddr;
uint64_t p_paddr;
uint64_t p_filesz;
uint64_t p_memsz;
void *p_data;
unsigned p_type;
unsigned p_flags;
};
struct memelfnote {
unsigned n_type;
char *n_name;
void *n_desc;
unsigned n_descsz;
};
#define OPT_HELP 'h'
#define OPT_VERSION 'v'
#define OPT_TYPE 't'
#define OPT_KERNEL 256
#define OPT_OUTPUT 257
#define OPT_MAX 258
#define MKELF_OPTIONS \
{ "help", 0, 0, OPT_HELP }, \
{ "version", 0, 0, OPT_VERSION }, \
{ "kernel", 1, 0, OPT_KERNEL }, \
{ "output", 1, 0, OPT_OUTPUT }, \
{ "type", 1, 0, OPT_TYPE },
#define MKELF_OPT_STR "hvt:"
extern probe_t vmlinux_i386_probe;
extern probe_t bzImage_i386_probe;
extern probe_t linux_i386_probe;
extern mkelf_t linux_i386_mkelf;
extern usage_t linux_i386_usage;
extern probe_t linux_ia64_probe;
extern mkelf_t linux_ia64_mkelf;
extern usage_t linux_ia64_usage;
#endif /* MKELFIMAGE_H */
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