176 lines
5.3 KiB
C
176 lines
5.3 KiB
C
/*
|
|
* (C) Copyright 2013
|
|
*
|
|
* Written by Guilherme Maciel Ferreira <guilherme.maciel.ferreira@gmail.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#ifndef _IMAGETOOL_H_
|
|
#define _IMAGETOOL_H_
|
|
|
|
#include "os_support.h"
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/stat.h>
|
|
#include <time.h>
|
|
#include <unistd.h>
|
|
#include <u-boot/sha1.h>
|
|
#include "fdt_host.h"
|
|
|
|
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
|
|
|
|
#define IH_ARCH_DEFAULT IH_ARCH_INVALID
|
|
|
|
/*
|
|
* This structure defines all such variables those are initialized by
|
|
* mkimage and dumpimage main core and need to be referred by image
|
|
* type specific functions
|
|
*/
|
|
struct image_tool_params {
|
|
int dflag;
|
|
int eflag;
|
|
int fflag;
|
|
int iflag;
|
|
int lflag;
|
|
int pflag;
|
|
int vflag;
|
|
int xflag;
|
|
int skipcpy;
|
|
int os;
|
|
int arch;
|
|
int type;
|
|
int comp;
|
|
char *dtc;
|
|
unsigned int addr;
|
|
unsigned int ep;
|
|
char *imagename;
|
|
char *imagename2;
|
|
char *datafile;
|
|
char *imagefile;
|
|
char *cmdname;
|
|
const char *outfile; /* Output filename */
|
|
const char *keydir; /* Directory holding private keys */
|
|
const char *keydest; /* Destination .dtb for public key */
|
|
const char *comment; /* Comment to add to signature node */
|
|
int require_keys; /* 1 to mark signing keys as 'required' */
|
|
};
|
|
|
|
/*
|
|
* image type specific variables and callback functions
|
|
*/
|
|
struct image_type_params {
|
|
/* name is an identification tag string for added support */
|
|
char *name;
|
|
/*
|
|
* header size is local to the specific image type to be supported,
|
|
* mkimage core treats this as number of bytes
|
|
*/
|
|
uint32_t header_size;
|
|
/* Image type header pointer */
|
|
void *hdr;
|
|
/*
|
|
* There are several arguments that are passed on the command line
|
|
* and are registered as flags in image_tool_params structure.
|
|
* This callback function can be used to check the passed arguments
|
|
* are in-lined with the image type to be supported
|
|
*
|
|
* Returns 1 if parameter check is successful
|
|
*/
|
|
int (*check_params) (struct image_tool_params *);
|
|
/*
|
|
* This function is used by list command (i.e. mkimage -l <filename>)
|
|
* image type verification code must be put here
|
|
*
|
|
* Returns 0 if image header verification is successful
|
|
* otherwise, returns respective negative error codes
|
|
*/
|
|
int (*verify_header) (unsigned char *, int, struct image_tool_params *);
|
|
/* Prints image information abstracting from image header */
|
|
void (*print_header) (const void *);
|
|
/*
|
|
* The header or image contents need to be set as per image type to
|
|
* be generated using this callback function.
|
|
* further output file post processing (for ex. checksum calculation,
|
|
* padding bytes etc..) can also be done in this callback function.
|
|
*/
|
|
void (*set_header) (void *, struct stat *, int,
|
|
struct image_tool_params *);
|
|
/*
|
|
* This function is used by the command to retrieve a data file from
|
|
* the image (i.e. dumpimage -i <image> -p <position> <data_file>).
|
|
* Thus the code to extract a file from an image must be put here.
|
|
*
|
|
* Returns 0 if the file was successfully retrieved from the image,
|
|
* or a negative value on error.
|
|
*/
|
|
int (*extract_datafile) (void *, struct image_tool_params *);
|
|
/*
|
|
* Some image generation support for ex (default image type) supports
|
|
* more than one type_ids, this callback function is used to check
|
|
* whether input (-T <image_type>) is supported by registered image
|
|
* generation/list low level code
|
|
*/
|
|
int (*check_image_type) (uint8_t);
|
|
/* This callback function will be executed if fflag is defined */
|
|
int (*fflag_handle) (struct image_tool_params *);
|
|
/*
|
|
* This callback function will be executed for variable size record
|
|
* It is expected to build this header in memory and return its length
|
|
* and a pointer to it by using image_type_params.header_size and
|
|
* image_type_params.hdr. The return value shall indicate if an
|
|
* additional padding should be used when copying the data image
|
|
* by returning the padding length.
|
|
*/
|
|
int (*vrec_header) (struct image_tool_params *,
|
|
struct image_type_params *);
|
|
/* pointer to the next registered entry in linked list */
|
|
struct image_type_params *next;
|
|
};
|
|
|
|
/*
|
|
* Tool registration function.
|
|
*/
|
|
typedef void (*imagetool_register_t)(struct image_type_params *);
|
|
|
|
/*
|
|
* Initializes all image types with the given registration callback
|
|
* function.
|
|
* An image tool uses this function to initialize all image types.
|
|
*/
|
|
void register_image_tool(imagetool_register_t image_register);
|
|
|
|
/*
|
|
* Register a image type within a tool.
|
|
* An image type uses this function to register itself within
|
|
* all tools.
|
|
*/
|
|
void register_image_type(struct image_type_params *tparams);
|
|
|
|
/*
|
|
* There is a c file associated with supported image type low level code
|
|
* for ex. default_image.c, fit_image.c
|
|
* init_xxx_type() is the only function referred by image tool core to avoid
|
|
* a single lined header file, you can define them here
|
|
*
|
|
* Supported image types init functions
|
|
*/
|
|
void init_default_image_type(void);
|
|
void init_atmel_image_type(void);
|
|
void init_pbl_image_type(void);
|
|
void init_ais_image_type(void);
|
|
void init_kwb_image_type(void);
|
|
void init_imx_image_type(void);
|
|
void init_mxs_image_type(void);
|
|
void init_fit_image_type(void);
|
|
void init_ubl_image_type(void);
|
|
void init_omap_image_type(void);
|
|
void init_gpimage_type(void);
|
|
|
|
void pbl_load_uboot(int fd, struct image_tool_params *mparams);
|
|
|
|
#endif /* _IMAGETOOL_H_ */
|