blob: e197143bc72b8fe5fa991833f085f0a4c3f0eb34 [file] [log] [blame]
* Copyright (C) 2009 coresystems GmbH
* written by Patrick Georgi <>
* Copyright (C) 2012 Google, Inc.
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
#include <stdint.h>
#include <assert.h>
/* Endianess */
#include "swab.h"
#ifndef __APPLE__
#define ntohl(x) (is_big_endian() ? (x) : swab32(x))
#define htonl(x) (is_big_endian() ? (x) : swab32(x))
#define ntohll(x) (is_big_endian() ? (x) : swab64(x))
#define htonll(x) (is_big_endian() ? (x) : swab64(x))
extern int is_big_endian(void);
/* Message output */
extern int verbose;
#define ERROR(x...) { fprintf(stderr, "E: " x); }
#define WARN(x...) { fprintf(stderr, "W: " x); }
#define LOG(x...) { fprintf(stderr, x); }
#define INFO(x...) { if (verbose > 0) fprintf(stderr, "INFO: " x); }
#define DEBUG(x...) { if (verbose > 1) fprintf(stderr, "DEBUG: " x); }
/* Buffer and file I/O */
struct buffer {
char *name;
char *data;
size_t size;
/* Creates an empty memory buffer with given size.
* Returns 0 on success, otherwise non-zero. */
int buffer_create(struct buffer *buffer, size_t size, const char *name);
/* Loads a file into memory buffer. Returns 0 on success, otherwise non-zero. */
int buffer_from_file(struct buffer *buffer, const char *filename);
/* Writes memory buffer content into file.
* Returns 0 on success, otherwise non-zero. */
int buffer_write_file(struct buffer *buffer, const char *filename);
/* Destroys a memory buffer. */
void buffer_delete(struct buffer *buffer);
extern void *offset;
extern uint32_t romsize;
extern int host_bigendian;
extern uint32_t arch;
const char *arch_to_string(uint32_t a);
uint32_t string_to_arch(const char *arch_string);
static inline void *phys_to_virt(uint32_t addr)
return offset + addr;
static inline uint32_t virt_to_phys(void *addr)
return (unsigned long)(addr - offset) & 0xffffffff;
#define ALIGN(val, by) (((val) + (by)-1)&~((by)-1))
size_t getfilesize(const char *filename);
void *loadfile(const char *filename, uint32_t * romsize_p, void *content,
int place);
void *loadrom(const char *filename);
int writerom(const char *filename, void *start, uint32_t size);
int iself(unsigned char *input);
typedef void (*comp_func_ptr) (char *, int, char *, int *);
typedef enum { CBFS_COMPRESS_NONE = 0, CBFS_COMPRESS_LZMA = 1 } comp_algo;
comp_func_ptr compression_function(comp_algo algo);
uint64_t intfiletype(const char *name);
/* cbfs-mkpayload.c */
int parse_elf_to_payload(const struct buffer *input,
struct buffer *output, comp_algo algo);
int parse_fv_to_payload(const struct buffer *input,
struct buffer *output, comp_algo algo);
int parse_flat_binary_to_payload(const struct buffer *input,
struct buffer *output,
uint32_t loadaddress,
uint32_t entrypoint,
comp_algo algo);
/* cbfs-mkstage.c */
int parse_elf_to_stage(const struct buffer *input, struct buffer *output,
comp_algo algo, uint32_t *location);
void *create_cbfs_file(const char *filename, void *data, uint32_t * datasize,
uint32_t type, uint32_t * location);
int create_cbfs_image(const char *romfile, uint32_t romsize,
const char *bootblock, uint32_t align, uint32_t offs);
int add_file_to_cbfs(void *content, uint32_t contentsize, uint32_t location);
int remove_file_from_cbfs(const char *filename);
void print_cbfs_directory(const char *filename);
int extract_file_from_cbfs(const char *filename, const char *payloadname, const char *outpath);
int remove_file_from_cbfs(const char *filename);
uint32_t cbfs_find_location(const char *romfile, uint32_t filesize,
const char *filename, uint32_t align);
void print_supported_filetypes(void);
#define ARRAY_SIZE(a) (int)(sizeof(a) / sizeof((a)[0]))