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#include <common.h>
#include <command.h>
#include <image.h>
#include <fs.h>
#include <malloc.h>
#include <fcntl.h>
#include <errno.h>
static int image_info(image_header_t *hdr)
{
u32 len, checksum;
if (image_get_magic(hdr) != IH_MAGIC) {
puts (" Bad Magic Number\n");
return 1;
}
len = image_get_header_size();
checksum = image_get_hcrc(hdr);
hdr->ih_hcrc = 0;
if (crc32 (0, hdr, len) != checksum) {
puts (" Bad Header Checksum\n");
return 1;
}
image_print_contents(hdr, NULL);
return 0;
}
static int do_iminfo(struct command *cmdtp, int argc, char *argv[])
{
int rcode = 1;
int fd;
int ret;
image_header_t hdr;
if (argc != 2)
return COMMAND_ERROR_USAGE;
fd = open(argv[1], O_RDONLY);
if (fd < 0) {
perror("open");
return 1;
}
ret = read(fd, &hdr, sizeof(image_header_t));
if (ret != sizeof(image_header_t))
goto err_out;
printf("Image at %s:\n", argv[1]);
image_info(&hdr);
err_out:
close(fd);
return rcode;
}
BAREBOX_CMD_HELP_START(iminfo)
BAREBOX_CMD_HELP_USAGE("iminfo\n")
BAREBOX_CMD_HELP_SHORT("Print header information for an application image.\n")
BAREBOX_CMD_HELP_END
BAREBOX_CMD_START(iminfo)
.cmd = do_iminfo,
.usage = "print header information for an application image",
BAREBOX_CMD_HELP(cmd_iminfo_help)
BAREBOX_CMD_END
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