[people/ms/u-boot.git] / tools / mkimage.c

/*
 * (C) Copyright 2008 Semihalf
 *
 * (C) Copyright 2000-2009
 * DENX Software Engineering
 * Wolfgang Denk, wd@denx.de
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include "mkimage.h"
#include <image.h>
#include <version.h>

static void copy_file(int, const char *, int);
static void usage(void);

/* parameters initialized by core will be used by the image type code */
struct image_tool_params params = {
	.os = IH_OS_LINUX,
	.arch = IH_ARCH_PPC,
	.type = IH_TYPE_KERNEL,
	.comp = IH_COMP_GZIP,
	.dtc = MKIMAGE_DEFAULT_DTC_OPTIONS,
	.imagename = "",
	.imagename2 = "",
};

static int h_compare_image_name(const void *vtype1, const void *vtype2)
{
	const int *type1 = vtype1;
	const int *type2 = vtype2;
	const char *name1 = genimg_get_type_short_name(*type1);
	const char *name2 = genimg_get_type_short_name(*type2);

	return strcmp(name1, name2);
}

/* Show all image types supported by mkimage */
static void show_image_types(void)
{
	struct image_type_params *tparams;
	int order[IH_TYPE_COUNT];
	int count;
	int type;
	int i;

	/* Sort the names in order of short name for easier reading */
	memset(order, '\0', sizeof(order));
	for (count = 0, type = 0; type < IH_TYPE_COUNT; type++) {
		tparams = imagetool_get_type(type);
		if (tparams)
			order[count++] = type;
	}
	qsort(order, count, sizeof(int), h_compare_image_name);

	fprintf(stderr, "\nInvalid image type. Supported image types:\n");
	for (i = 0; i < count; i++) {
		type = order[i];
		tparams = imagetool_get_type(type);
		if (tparams) {
			fprintf(stderr, "\t%-15s  %s\n",
				genimg_get_type_short_name(type),
				genimg_get_type_name(type));
		}
	}
	fprintf(stderr, "\n");
}

int main(int argc, char **argv)
{
	int ifd = -1;
	struct stat sbuf;
	char *ptr;
	int retval = 0;
	struct image_type_params *tparams = NULL;
	int pad_len = 0;
	int dfd;

	params.cmdname = *argv;
	params.addr = params.ep = 0;

	while (--argc > 0 && **++argv == '-') {
		while (*++*argv) {
			switch (**argv) {
			case 'l':
				params.lflag = 1;
				break;
			case 'A':
				if ((--argc <= 0) ||
					(params.arch =
					genimg_get_arch_id (*++argv)) < 0)
					usage ();
				goto NXTARG;
			case 'c':
				if (--argc <= 0)
					usage();
				params.comment = *++argv;
				goto NXTARG;
			case 'C':
				if ((--argc <= 0) ||
					(params.comp =
					genimg_get_comp_id (*++argv)) < 0)
					usage ();
				goto NXTARG;
			case 'D':
				if (--argc <= 0)
					usage ();
				params.dtc = *++argv;
				goto NXTARG;

			case 'O':
				if ((--argc <= 0) ||
					(params.os =
					genimg_get_os_id (*++argv)) < 0)
					usage ();
				goto NXTARG;
			case 'T':
				params.type = -1;
				if (--argc >= 0 && argv[1]) {
					params.type =
						genimg_get_type_id(*++argv);
				}
				if (params.type < 0) {
					show_image_types();
					usage();
				}
				goto NXTARG;
			case 'a':
				if (--argc <= 0)
					usage ();
				params.addr = strtoul (*++argv, &ptr, 16);
				if (*ptr) {
					fprintf (stderr,
						"%s: invalid load address %s\n",
						params.cmdname, *argv);
					exit (EXIT_FAILURE);
				}
				goto NXTARG;
			case 'd':
				if (--argc <= 0)
					usage ();
				params.datafile = *++argv;
				params.dflag = 1;
				goto NXTARG;
			case 'e':
				if (--argc <= 0)
					usage ();
				params.ep = strtoul (*++argv, &ptr, 16);
				if (*ptr) {
					fprintf (stderr,
						"%s: invalid entry point %s\n",
						params.cmdname, *argv);
					exit (EXIT_FAILURE);
				}
				params.eflag = 1;
				goto NXTARG;
			case 'f':
				if (--argc <= 0)
					usage ();
				params.datafile = *++argv;
				/* no break */
			case 'F':
				/*
				 * The flattened image tree (FIT) format
				 * requires a flattened device tree image type
				 */
				params.type = IH_TYPE_FLATDT;
				params.fflag = 1;
				goto NXTARG;
			case 'k':
				if (--argc <= 0)
					usage();
				params.keydir = *++argv;
				goto NXTARG;
			case 'K':
				if (--argc <= 0)
					usage();
				params.keydest = *++argv;
				goto NXTARG;
			case 'n':
				if (--argc <= 0)
					usage ();
				params.imagename = *++argv;
				goto NXTARG;
			case 'r':
				params.require_keys = 1;
				break;
			case 'R':
				if (--argc <= 0)
					usage();
				/*
				 * This entry is for the second configuration
				 * file, if only one is not enough.
				 */
				params.imagename2 = *++argv;
				goto NXTARG;
			case 's':
				params.skipcpy = 1;
				break;
			case 'v':
				params.vflag++;
				break;
			case 'V':
				printf("mkimage version %s\n", PLAIN_VERSION);
				exit(EXIT_SUCCESS);
			case 'x':
				params.xflag++;
				break;
			default:
				usage ();
			}
		}
NXTARG:		;
	}

	if (argc != 1)
		usage ();

	/* set tparams as per input type_id */
	tparams = imagetool_get_type(params.type);
	if (tparams == NULL) {
		fprintf (stderr, "%s: unsupported type %s\n",
			params.cmdname, genimg_get_type_name(params.type));
		exit (EXIT_FAILURE);
	}

	/*
	 * check the passed arguments parameters meets the requirements
	 * as per image type to be generated/listed
	 */
	if (tparams->check_params)
		if (tparams->check_params (&params))
			usage ();

	if (!params.eflag) {
		params.ep = params.addr;
		/* If XIP, entry point must be after the U-Boot header */
		if (params.xflag)
			params.ep += tparams->header_size;
	}

	params.imagefile = *argv;

	if (params.fflag){
		if (tparams->fflag_handle)
			/*
			 * in some cases, some additional processing needs
			 * to be done if fflag is defined
			 *
			 * For ex. fit_handle_file for Fit file support
			 */
			retval = tparams->fflag_handle(&params);

		if (retval != EXIT_SUCCESS)
			exit (retval);
	}

	if (params.lflag || params.fflag) {
		ifd = open (params.imagefile, O_RDONLY|O_BINARY);
	} else {
		ifd = open (params.imagefile,
			O_RDWR|O_CREAT|O_TRUNC|O_BINARY, 0666);
	}

	if (ifd < 0) {
		fprintf (stderr, "%s: Can't open %s: %s\n",
			params.cmdname, params.imagefile,
			strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (params.lflag || params.fflag) {
		/*
		 * list header information of existing image
		 */
		if (fstat(ifd, &sbuf) < 0) {
			fprintf (stderr, "%s: Can't stat %s: %s\n",
				params.cmdname, params.imagefile,
				strerror(errno));
			exit (EXIT_FAILURE);
		}

		if ((unsigned)sbuf.st_size < tparams->header_size) {
			fprintf (stderr,
				"%s: Bad size: \"%s\" is not valid image\n",
				params.cmdname, params.imagefile);
			exit (EXIT_FAILURE);
		}

		ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0);
		if (ptr == MAP_FAILED) {
			fprintf (stderr, "%s: Can't read %s: %s\n",
				params.cmdname, params.imagefile,
				strerror(errno));
			exit (EXIT_FAILURE);
		}

		/*
		 * scan through mkimage registry for all supported image types
		 * and verify the input image file header for match
		 * Print the image information for matched image type
		 * Returns the error code if not matched
		 */
		retval = imagetool_verify_print_header(ptr, &sbuf,
				tparams, &params);

		(void) munmap((void *)ptr, sbuf.st_size);
		(void) close (ifd);

		exit (retval);
	}

	dfd = open(params.datafile, O_RDONLY | O_BINARY);
	if (dfd < 0) {
		fprintf(stderr, "%s: Can't open %s: %s\n",
			params.cmdname, params.datafile, strerror(errno));
		exit(EXIT_FAILURE);
	}

	if (fstat(dfd, &sbuf) < 0) {
		fprintf(stderr, "%s: Can't stat %s: %s\n",
			params.cmdname, params.datafile, strerror(errno));
		exit(EXIT_FAILURE);
	}

	params.file_size = sbuf.st_size + tparams->header_size;
	close(dfd);

	/*
	 * In case there an header with a variable
	 * length will be added, the corresponding
	 * function is called. This is responsible to
	 * allocate memory for the header itself.
	 */
	if (tparams->vrec_header)
		pad_len = tparams->vrec_header(&params, tparams);
	else
		memset(tparams->hdr, 0, tparams->header_size);

	if (write(ifd, tparams->hdr, tparams->header_size)
					!= tparams->header_size) {
		fprintf (stderr, "%s: Write error on %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (!params.skipcpy) {
		if (params.type == IH_TYPE_MULTI ||
		    params.type == IH_TYPE_SCRIPT) {
			char *file = params.datafile;
			uint32_t size;

			for (;;) {
				char *sep = NULL;

				if (file) {
					if ((sep = strchr(file, ':')) != NULL) {
						*sep = '\0';
					}

					if (stat (file, &sbuf) < 0) {
						fprintf (stderr, "%s: Can't stat %s: %s\n",
							 params.cmdname, file, strerror(errno));
						exit (EXIT_FAILURE);
					}
					size = cpu_to_uimage (sbuf.st_size);
				} else {
					size = 0;
				}

				if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) {
					fprintf (stderr, "%s: Write error on %s: %s\n",
						 params.cmdname, params.imagefile,
						 strerror(errno));
					exit (EXIT_FAILURE);
				}

				if (!file) {
					break;
				}

				if (sep) {
					*sep = ':';
					file = sep + 1;
				} else {
					file = NULL;
				}
			}

			file = params.datafile;

			for (;;) {
				char *sep = strchr(file, ':');
				if (sep) {
					*sep = '\0';
					copy_file (ifd, file, 1);
					*sep++ = ':';
					file = sep;
				} else {
					copy_file (ifd, file, 0);
					break;
				}
			}
		} else if (params.type == IH_TYPE_PBLIMAGE) {
			/* PBL has special Image format, implements its' own */
			pbl_load_uboot(ifd, &params);
		} else {
			copy_file(ifd, params.datafile, pad_len);
		}
	}

	/* We're a bit of paranoid */
#if defined(_POSIX_SYNCHRONIZED_IO) && \
   !defined(__sun__) && \
   !defined(__FreeBSD__) && \
   !defined(__OpenBSD__) && \
   !defined(__APPLE__)
	(void) fdatasync (ifd);
#else
	(void) fsync (ifd);
#endif

	if (fstat(ifd, &sbuf) < 0) {
		fprintf (stderr, "%s: Can't stat %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}
	params.file_size = sbuf.st_size;

	ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0);
	if (ptr == MAP_FAILED) {
		fprintf (stderr, "%s: Can't map %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	/* Setup the image header as per input image type*/
	if (tparams->set_header)
		tparams->set_header (ptr, &sbuf, ifd, &params);
	else {
		fprintf (stderr, "%s: Can't set header for %s: %s\n",
			params.cmdname, tparams->name, strerror(errno));
		exit (EXIT_FAILURE);
	}

	/* Print the image information by processing image header */
	if (tparams->print_header)
		tparams->print_header (ptr);
	else {
		fprintf (stderr, "%s: Can't print header for %s: %s\n",
			params.cmdname, tparams->name, strerror(errno));
		exit (EXIT_FAILURE);
	}

	(void) munmap((void *)ptr, sbuf.st_size);

	/* We're a bit of paranoid */
#if defined(_POSIX_SYNCHRONIZED_IO) && \
   !defined(__sun__) && \
   !defined(__FreeBSD__) && \
   !defined(__OpenBSD__) && \
   !defined(__APPLE__)
	(void) fdatasync (ifd);
#else
	(void) fsync (ifd);
#endif

	if (close(ifd)) {
		fprintf (stderr, "%s: Write error on %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	exit (EXIT_SUCCESS);
}

static void
copy_file (int ifd, const char *datafile, int pad)
{
	int dfd;
	struct stat sbuf;
	unsigned char *ptr;
	int tail;
	int zero = 0;
	uint8_t zeros[4096];
	int offset = 0;
	int size;
	struct image_type_params *tparams = imagetool_get_type(params.type);

	memset(zeros, 0, sizeof(zeros));

	if (params.vflag) {
		fprintf (stderr, "Adding Image %s\n", datafile);
	}

	if ((dfd = open(datafile, O_RDONLY|O_BINARY)) < 0) {
		fprintf (stderr, "%s: Can't open %s: %s\n",
			params.cmdname, datafile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (fstat(dfd, &sbuf) < 0) {
		fprintf (stderr, "%s: Can't stat %s: %s\n",
			params.cmdname, datafile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0);
	if (ptr == MAP_FAILED) {
		fprintf (stderr, "%s: Can't read %s: %s\n",
			params.cmdname, datafile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	if (params.xflag) {
		unsigned char *p = NULL;
		/*
		 * XIP: do not append the image_header_t at the
		 * beginning of the file, but consume the space
		 * reserved for it.
		 */

		if ((unsigned)sbuf.st_size < tparams->header_size) {
			fprintf (stderr,
				"%s: Bad size: \"%s\" is too small for XIP\n",
				params.cmdname, datafile);
			exit (EXIT_FAILURE);
		}

		for (p = ptr; p < ptr + tparams->header_size; p++) {
			if ( *p != 0xff ) {
				fprintf (stderr,
					"%s: Bad file: \"%s\" has invalid buffer for XIP\n",
					params.cmdname, datafile);
				exit (EXIT_FAILURE);
			}
		}

		offset = tparams->header_size;
	}

	size = sbuf.st_size - offset;
	if (write(ifd, ptr + offset, size) != size) {
		fprintf (stderr, "%s: Write error on %s: %s\n",
			params.cmdname, params.imagefile, strerror(errno));
		exit (EXIT_FAILURE);
	}

	tail = size % 4;
	if ((pad == 1) && (tail != 0)) {

		if (write(ifd, (char *)&zero, 4-tail) != 4-tail) {
			fprintf (stderr, "%s: Write error on %s: %s\n",
				params.cmdname, params.imagefile,
				strerror(errno));
			exit (EXIT_FAILURE);
		}
	} else if (pad > 1) {
		while (pad > 0) {
			int todo = sizeof(zeros);

			if (todo > pad)
				todo = pad;
			if (write(ifd, (char *)&zeros, todo) != todo) {
				fprintf(stderr, "%s: Write error on %s: %s\n",
					params.cmdname, params.imagefile,
					strerror(errno));
				exit(EXIT_FAILURE);
			}
			pad -= todo;
		}
	}

	(void) munmap((void *)ptr, sbuf.st_size);
	(void) close (dfd);
}

static void usage(void)
{
	fprintf (stderr, "Usage: %s -l image\n"
			 "          -l ==> list image header information\n",
		params.cmdname);
	fprintf (stderr, "       %s [-x] -A arch -O os -T type -C comp "
			 "-a addr -e ep -n name -d data_file[:data_file...] image\n"
			 "          -A ==> set architecture to 'arch'\n"
			 "          -O ==> set operating system to 'os'\n"
			 "          -T ==> set image type to 'type'\n"
			 "          -C ==> set compression type 'comp'\n"
			 "          -a ==> set load address to 'addr' (hex)\n"
			 "          -e ==> set entry point to 'ep' (hex)\n"
			 "          -n ==> set image name to 'name'\n"
			 "          -d ==> use image data from 'datafile'\n"
			 "          -x ==> set XIP (execute in place)\n",
		params.cmdname);
	fprintf(stderr, "       %s [-D dtc_options] [-f fit-image.its|-F] fit-image\n",
		params.cmdname);
	fprintf(stderr, "          -D => set all options for device tree compiler\n"
			"          -f => input filename for FIT source\n");
#ifdef CONFIG_FIT_SIGNATURE
	fprintf(stderr, "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-r]\n"
			"          -k => set directory containing private keys\n"
			"          -K => write public keys to this .dtb file\n"
			"          -c => add comment in signature node\n"
			"          -F => re-sign existing FIT image\n"
			"          -r => mark keys used as 'required' in dtb\n");
#else
	fprintf(stderr, "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
#endif
	fprintf (stderr, "       %s -V ==> print version information and exit\n",
		params.cmdname);
	fprintf(stderr, "Use -T to see a list of available image types\n");

	exit (EXIT_FAILURE);
}
Commit	Line	Data
5b1d7137	1	/*
9d25438f BS	2	* (C) Copyright 2008 Semihalf
9d25438f BS	3	*
89a4d6b1	4	* (C) Copyright 2000-2009
5b1d7137 WD	5	* DENX Software Engineering
5b1d7137 WD	6	* Wolfgang Denk, wd@denx.de
0c852a28	7	*
1a459660	8	* SPDX-License-Identifier: GPL-2.0+
5b1d7137 WD	9	*/
5b1d7137 WD	10
b97a2a0a	11	#include "mkimage.h"
5b1d7137	12	#include <image.h>
976b38c0	13	#include <version.h>
89a4d6b1 PW	14
	15	static void copy_file(int, const char *, int);
	16	static void usage(void);
	17
89a4d6b1	18	/* parameters initialized by core will be used by the image type code */
f86ed6a8	19	struct image_tool_params params = {
89a4d6b1 PW	20	.os = IH_OS_LINUX,
	21	.arch = IH_ARCH_PPC,
	22	.type = IH_TYPE_KERNEL,
	23	.comp = IH_COMP_GZIP,
	24	.dtc = MKIMAGE_DEFAULT_DTC_OPTIONS,
04387d24	25	.imagename = "",
5d898a00	26	.imagename2 = "",
89a4d6b1 PW	27	};
89a4d6b1 PW	28
5b9d44df SG	29	static int h_compare_image_name(const void vtype1, const void vtype2)
	30	{
	31	const int *type1 = vtype1;
	32	const int *type2 = vtype2;
	33	const char name1 = genimg_get_type_short_name(type1);
	34	const char name2 = genimg_get_type_short_name(type2);
	35
	36	return strcmp(name1, name2);
	37	}
	38
	39	/* Show all image types supported by mkimage */
	40	static void show_image_types(void)
	41	{
	42	struct image_type_params *tparams;
	43	int order[IH_TYPE_COUNT];
	44	int count;
	45	int type;
	46	int i;
	47
	48	/* Sort the names in order of short name for easier reading */
	49	memset(order, '\0', sizeof(order));
	50	for (count = 0, type = 0; type < IH_TYPE_COUNT; type++) {
	51	tparams = imagetool_get_type(type);
	52	if (tparams)
	53	order[count++] = type;
	54	}
	55	qsort(order, count, sizeof(int), h_compare_image_name);
	56
	57	fprintf(stderr, "\nInvalid image type. Supported image types:\n");
	58	for (i = 0; i < count; i++) {
	59	type = order[i];
	60	tparams = imagetool_get_type(type);
	61	if (tparams) {
	62	fprintf(stderr, "\t%-15s %s\n",
	63	genimg_get_type_short_name(type),
	64	genimg_get_type_name(type));
	65	}
	66	}
	67	fprintf(stderr, "\n");
	68	}
	69
	70	int main(int argc, char **argv)
5b1d7137	71	{
9d25438f	72	int ifd = -1;
5b1d7137	73	struct stat sbuf;
a2513e27	74	char *ptr;
449609f5	75	int retval = 0;
89a4d6b1	76	struct image_type_params *tparams = NULL;
9bac0bb3	77	int pad_len = 0;
92a655c3	78	int dfd;
5b1d7137	79
89a4d6b1 PW	80	params.cmdname = *argv;
89a4d6b1 PW	81	params.addr = params.ep = 0;
5b1d7137 WD	82
	83	while (--argc > 0 && **++argv == '-') {
	84	while (++argv) {
	85	switch (**argv) {
	86	case 'l':
89a4d6b1	87	params.lflag = 1;
5b1d7137 WD	88	break;
	89	case 'A':
	90	if ((--argc <= 0) \|\|
89a4d6b1 PW	91	(params.arch =
89a4d6b1 PW	92	genimg_get_arch_id (*++argv)) < 0)
5b1d7137 WD	93	usage ();
5b1d7137 WD	94	goto NXTARG;
4f610427 SG	95	case 'c':
	96	if (--argc <= 0)
	97	usage();
	98	params.comment = *++argv;
	99	goto NXTARG;
5b1d7137 WD	100	case 'C':
5b1d7137 WD	101	if ((--argc <= 0) \|\|
89a4d6b1 PW	102	(params.comp =
89a4d6b1 PW	103	genimg_get_comp_id (*++argv)) < 0)
5b1d7137 WD	104	usage ();
5b1d7137 WD	105	goto NXTARG;
9d25438f BS	106	case 'D':
	107	if (--argc <= 0)
	108	usage ();
89a4d6b1	109	params.dtc = *++argv;
9d25438f BS	110	goto NXTARG;
9d25438f BS	111
5b1d7137 WD	112	case 'O':
5b1d7137 WD	113	if ((--argc <= 0) \|\|
89a4d6b1 PW	114	(params.os =
89a4d6b1 PW	115	genimg_get_os_id (*++argv)) < 0)
5b1d7137 WD	116	usage ();
	117	goto NXTARG;
	118	case 'T':
5b9d44df SG	119	params.type = -1;
	120	if (--argc >= 0 && argv[1]) {
	121	params.type =
	122	genimg_get_type_id(*++argv);
	123	}
	124	if (params.type < 0) {
	125	show_image_types();
	126	usage();
	127	}
5b1d7137	128	goto NXTARG;
5b1d7137 WD	129	case 'a':
	130	if (--argc <= 0)
	131	usage ();
a2513e27	132	params.addr = strtoul (*++argv, &ptr, 16);
5b1d7137 WD	133	if (*ptr) {
	134	fprintf (stderr,
	135	"%s: invalid load address %s\n",
89a4d6b1	136	params.cmdname, *argv);
5b1d7137 WD	137	exit (EXIT_FAILURE);
	138	}
	139	goto NXTARG;
	140	case 'd':
	141	if (--argc <= 0)
	142	usage ();
89a4d6b1 PW	143	params.datafile = *++argv;
89a4d6b1 PW	144	params.dflag = 1;
5b1d7137 WD	145	goto NXTARG;
	146	case 'e':
	147	if (--argc <= 0)
	148	usage ();
a2513e27	149	params.ep = strtoul (*++argv, &ptr, 16);
5b1d7137 WD	150	if (*ptr) {
	151	fprintf (stderr,
	152	"%s: invalid entry point %s\n",
89a4d6b1	153	params.cmdname, *argv);
5b1d7137 WD	154	exit (EXIT_FAILURE);
5b1d7137 WD	155	}
89a4d6b1	156	params.eflag = 1;
5b1d7137	157	goto NXTARG;
9d25438f BS	158	case 'f':
	159	if (--argc <= 0)
	160	usage ();
95d77b44 SG	161	params.datafile = *++argv;
	162	/* no break */
	163	case 'F':
1a99de2c PT	164	/*
	165	* The flattened image tree (FIT) format
	166	* requires a flattened device tree image type
	167	*/
	168	params.type = IH_TYPE_FLATDT;
fbc1c8f6	169	params.fflag = 1;
9d25438f	170	goto NXTARG;
80e4df8a SG	171	case 'k':
	172	if (--argc <= 0)
	173	usage();
	174	params.keydir = *++argv;
	175	goto NXTARG;
e29495d3 SG	176	case 'K':
	177	if (--argc <= 0)
	178	usage();
	179	params.keydest = *++argv;
	180	goto NXTARG;
5b1d7137 WD	181	case 'n':
	182	if (--argc <= 0)
	183	usage ();
89a4d6b1	184	params.imagename = *++argv;
5b1d7137	185	goto NXTARG;
399c744b SG	186	case 'r':
	187	params.require_keys = 1;
	188	break;
5d898a00 SX	189	case 'R':
	190	if (--argc <= 0)
	191	usage();
	192	/*
	193	* This entry is for the second configuration
	194	* file, if only one is not enough.
	195	*/
	196	params.imagename2 = *++argv;
	197	goto NXTARG;
f0662105 SB	198	case 's':
	199	params.skipcpy = 1;
	200	break;
5b1d7137	201	case 'v':
89a4d6b1	202	params.vflag++;
5b1d7137	203	break;
976b38c0 WD	204	case 'V':
	205	printf("mkimage version %s\n", PLAIN_VERSION);
	206	exit(EXIT_SUCCESS);
5b1d7137	207	case 'x':
89a4d6b1	208	params.xflag++;
5b1d7137 WD	209	break;
	210	default:
	211	usage ();
	212	}
	213	}
	214	NXTARG: ;
	215	}
	216
89a4d6b1 PW	217	if (argc != 1)
	218	usage ();
	219
	220	/* set tparams as per input type_id */
a93648d1	221	tparams = imagetool_get_type(params.type);
89a4d6b1 PW	222	if (tparams == NULL) {
	223	fprintf (stderr, "%s: unsupported type %s\n",
	224	params.cmdname, genimg_get_type_name(params.type));
	225	exit (EXIT_FAILURE);
	226	}
5b1d7137	227
89a4d6b1 PW	228	/*
	229	* check the passed arguments parameters meets the requirements
	230	* as per image type to be generated/listed
	231	*/
	232	if (tparams->check_params)
	233	if (tparams->check_params (&params))
	234	usage ();
	235
	236	if (!params.eflag) {
	237	params.ep = params.addr;
5b1d7137	238	/* If XIP, entry point must be after the U-Boot header */
89a4d6b1 PW	239	if (params.xflag)
89a4d6b1 PW	240	params.ep += tparams->header_size;
5b1d7137 WD	241	}
5b1d7137 WD	242
89a4d6b1	243	params.imagefile = *argv;
5b1d7137	244
c81296c1 PT	245	if (params.fflag){
	246	if (tparams->fflag_handle)
	247	/*
	248	* in some cases, some additional processing needs
	249	* to be done if fflag is defined
	250	*
	251	* For ex. fit_handle_file for Fit file support
	252	*/
	253	retval = tparams->fflag_handle(&params);
5b1d7137	254
c81296c1 PT	255	if (retval != EXIT_SUCCESS)
	256	exit (retval);
	257	}
	258
	259	if (params.lflag \|\| params.fflag) {
	260	ifd = open (params.imagefile, O_RDONLY\|O_BINARY);
	261	} else {
	262	ifd = open (params.imagefile,
	263	O_RDWR\|O_CREAT\|O_TRUNC\|O_BINARY, 0666);
	264	}
	265
	266	if (ifd < 0) {
	267	fprintf (stderr, "%s: Can't open %s: %s\n",
	268	params.cmdname, params.imagefile,
	269	strerror(errno));
	270	exit (EXIT_FAILURE);
5b1d7137 WD	271	}
5b1d7137 WD	272
c81296c1	273	if (params.lflag \|\| params.fflag) {
5b1d7137 WD	274	/*
	275	* list header information of existing image
	276	*/
	277	if (fstat(ifd, &sbuf) < 0) {
	278	fprintf (stderr, "%s: Can't stat %s: %s\n",
89a4d6b1 PW	279	params.cmdname, params.imagefile,
89a4d6b1 PW	280	strerror(errno));
5b1d7137 WD	281	exit (EXIT_FAILURE);
	282	}
	283
89a4d6b1	284	if ((unsigned)sbuf.st_size < tparams->header_size) {
5b1d7137	285	fprintf (stderr,
89a4d6b1 PW	286	"%s: Bad size: \"%s\" is not valid image\n",
89a4d6b1 PW	287	params.cmdname, params.imagefile);
5b1d7137 WD	288	exit (EXIT_FAILURE);
	289	}
	290
fa956fde MF	291	ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0);
fa956fde MF	292	if (ptr == MAP_FAILED) {
5b1d7137	293	fprintf (stderr, "%s: Can't read %s: %s\n",
89a4d6b1 PW	294	params.cmdname, params.imagefile,
89a4d6b1 PW	295	strerror(errno));
5b1d7137 WD	296	exit (EXIT_FAILURE);
	297	}
	298
89a4d6b1 PW	299	/*
	300	* scan through mkimage registry for all supported image types
	301	* and verify the input image file header for match
	302	* Print the image information for matched image type
	303	* Returns the error code if not matched
	304	*/
0ca6691c GMF	305	retval = imagetool_verify_print_header(ptr, &sbuf,
0ca6691c GMF	306	tparams, &params);
5b1d7137	307
5b1d7137 WD	308	(void) munmap((void *)ptr, sbuf.st_size);
	309	(void) close (ifd);
	310
f7644c0b	311	exit (retval);
5b1d7137 WD	312	}
5b1d7137 WD	313
92a655c3 SG	314	dfd = open(params.datafile, O_RDONLY \| O_BINARY);
	315	if (dfd < 0) {
	316	fprintf(stderr, "%s: Can't open %s: %s\n",
	317	params.cmdname, params.datafile, strerror(errno));
	318	exit(EXIT_FAILURE);
	319	}
	320
	321	if (fstat(dfd, &sbuf) < 0) {
	322	fprintf(stderr, "%s: Can't stat %s: %s\n",
	323	params.cmdname, params.datafile, strerror(errno));
	324	exit(EXIT_FAILURE);
	325	}
	326
	327	params.file_size = sbuf.st_size + tparams->header_size;
	328	close(dfd);
	329
5b1d7137	330	/*
f0662105 SB	331	* In case there an header with a variable
	332	* length will be added, the corresponding
	333	* function is called. This is responsible to
	334	* allocate memory for the header itself.
5b1d7137	335	*/
f0662105	336	if (tparams->vrec_header)
9bac0bb3	337	pad_len = tparams->vrec_header(&params, tparams);
f0662105 SB	338	else
f0662105 SB	339	memset(tparams->hdr, 0, tparams->header_size);
5b1d7137	340
89a4d6b1 PW	341	if (write(ifd, tparams->hdr, tparams->header_size)
89a4d6b1 PW	342	!= tparams->header_size) {
5b1d7137	343	fprintf (stderr, "%s: Write error on %s: %s\n",
89a4d6b1	344	params.cmdname, params.imagefile, strerror(errno));
5b1d7137 WD	345	exit (EXIT_FAILURE);
	346	}
	347
d1be8f92 CR	348	if (!params.skipcpy) {
	349	if (params.type == IH_TYPE_MULTI \|\|
	350	params.type == IH_TYPE_SCRIPT) {
	351	char *file = params.datafile;
	352	uint32_t size;
	353
	354	for (;;) {
	355	char *sep = NULL;
	356
	357	if (file) {
	358	if ((sep = strchr(file, ':')) != NULL) {
	359	*sep = '\0';
	360	}
	361
	362	if (stat (file, &sbuf) < 0) {
	363	fprintf (stderr, "%s: Can't stat %s: %s\n",
	364	params.cmdname, file, strerror(errno));
	365	exit (EXIT_FAILURE);
	366	}
	367	size = cpu_to_uimage (sbuf.st_size);
	368	} else {
	369	size = 0;
5b1d7137 WD	370	}
5b1d7137 WD	371
d1be8f92 CR	372	if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) {
	373	fprintf (stderr, "%s: Write error on %s: %s\n",
	374	params.cmdname, params.imagefile,
	375	strerror(errno));
5b1d7137 WD	376	exit (EXIT_FAILURE);
5b1d7137 WD	377	}
5b1d7137	378
d1be8f92 CR	379	if (!file) {
	380	break;
	381	}
5b1d7137	382
d1be8f92 CR	383	if (sep) {
	384	*sep = ':';
	385	file = sep + 1;
	386	} else {
	387	file = NULL;
	388	}
5b1d7137 WD	389	}
5b1d7137 WD	390
d1be8f92	391	file = params.datafile;
5b1d7137	392
d1be8f92 CR	393	for (;;) {
	394	char *sep = strchr(file, ':');
	395	if (sep) {
	396	*sep = '\0';
	397	copy_file (ifd, file, 1);
	398	*sep++ = ':';
	399	file = sep;
	400	} else {
	401	copy_file (ifd, file, 0);
	402	break;
	403	}
5b1d7137	404	}
5d898a00 SX	405	} else if (params.type == IH_TYPE_PBLIMAGE) {
	406	/* PBL has special Image format, implements its' own */
	407	pbl_load_uboot(ifd, &params);
d1be8f92	408	} else {
9bac0bb3	409	copy_file(ifd, params.datafile, pad_len);
5b1d7137	410	}
5b1d7137 WD	411	}
	412
	413	/* We're a bit of paranoid */
89a4d6b1 PW	414	#if defined(_POSIX_SYNCHRONIZED_IO) && \
	415	!defined(__sun__) && \
	416	!defined(__FreeBSD__) && \
31cbe80c	417	!defined(__OpenBSD__) && \
89a4d6b1	418	!defined(__APPLE__)
5b1d7137 WD	419	(void) fdatasync (ifd);
	420	#else
	421	(void) fsync (ifd);
	422	#endif
	423
	424	if (fstat(ifd, &sbuf) < 0) {
	425	fprintf (stderr, "%s: Can't stat %s: %s\n",
89a4d6b1	426	params.cmdname, params.imagefile, strerror(errno));
5b1d7137 WD	427	exit (EXIT_FAILURE);
5b1d7137 WD	428	}
92a655c3	429	params.file_size = sbuf.st_size;
5b1d7137	430
fa956fde MF	431	ptr = mmap(0, sbuf.st_size, PROT_READ\|PROT_WRITE, MAP_SHARED, ifd, 0);
fa956fde MF	432	if (ptr == MAP_FAILED) {
5b1d7137	433	fprintf (stderr, "%s: Can't map %s: %s\n",
89a4d6b1	434	params.cmdname, params.imagefile, strerror(errno));
5b1d7137 WD	435	exit (EXIT_FAILURE);
	436	}
	437
89a4d6b1 PW	438	/* Setup the image header as per input image type*/
	439	if (tparams->set_header)
	440	tparams->set_header (ptr, &sbuf, ifd, &params);
	441	else {
	442	fprintf (stderr, "%s: Can't set header for %s: %s\n",
	443	params.cmdname, tparams->name, strerror(errno));
	444	exit (EXIT_FAILURE);
	445	}
5b1d7137	446
89a4d6b1 PW	447	/* Print the image information by processing image header */
	448	if (tparams->print_header)
	449	tparams->print_header (ptr);
	450	else {
	451	fprintf (stderr, "%s: Can't print header for %s: %s\n",
	452	params.cmdname, tparams->name, strerror(errno));
	453	exit (EXIT_FAILURE);
	454	}
5b1d7137 WD	455
	456	(void) munmap((void *)ptr, sbuf.st_size);
	457
	458	/* We're a bit of paranoid */
89a4d6b1 PW	459	#if defined(_POSIX_SYNCHRONIZED_IO) && \
	460	!defined(__sun__) && \
	461	!defined(__FreeBSD__) && \
31cbe80c	462	!defined(__OpenBSD__) && \
89a4d6b1	463	!defined(__APPLE__)
5b1d7137 WD	464	(void) fdatasync (ifd);
	465	#else
	466	(void) fsync (ifd);
	467	#endif
	468
	469	if (close(ifd)) {
	470	fprintf (stderr, "%s: Write error on %s: %s\n",
89a4d6b1	471	params.cmdname, params.imagefile, strerror(errno));
5b1d7137 WD	472	exit (EXIT_FAILURE);
	473	}
	474
	475	exit (EXIT_SUCCESS);
	476	}
	477
	478	static void
	479	copy_file (int ifd, const char *datafile, int pad)
	480	{
	481	int dfd;
	482	struct stat sbuf;
	483	unsigned char *ptr;
	484	int tail;
	485	int zero = 0;
9bac0bb3	486	uint8_t zeros[4096];
5b1d7137 WD	487	int offset = 0;
5b1d7137 WD	488	int size;
a93648d1	489	struct image_type_params *tparams = imagetool_get_type(params.type);
5b1d7137	490
9bac0bb3 SB	491	memset(zeros, 0, sizeof(zeros));
9bac0bb3 SB	492
89a4d6b1	493	if (params.vflag) {
5b1d7137 WD	494	fprintf (stderr, "Adding Image %s\n", datafile);
	495	}
	496
ef1464cc	497	if ((dfd = open(datafile, O_RDONLY\|O_BINARY)) < 0) {
5b1d7137	498	fprintf (stderr, "%s: Can't open %s: %s\n",
89a4d6b1	499	params.cmdname, datafile, strerror(errno));
5b1d7137 WD	500	exit (EXIT_FAILURE);
	501	}
	502
	503	if (fstat(dfd, &sbuf) < 0) {
	504	fprintf (stderr, "%s: Can't stat %s: %s\n",
89a4d6b1	505	params.cmdname, datafile, strerror(errno));
5b1d7137 WD	506	exit (EXIT_FAILURE);
	507	}
	508
fa956fde MF	509	ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0);
fa956fde MF	510	if (ptr == MAP_FAILED) {
5b1d7137	511	fprintf (stderr, "%s: Can't read %s: %s\n",
89a4d6b1	512	params.cmdname, datafile, strerror(errno));
5b1d7137 WD	513	exit (EXIT_FAILURE);
	514	}
	515
89a4d6b1	516	if (params.xflag) {
5b1d7137 WD	517	unsigned char *p = NULL;
	518	/*
	519	* XIP: do not append the image_header_t at the
	520	* beginning of the file, but consume the space
	521	* reserved for it.
	522	*/
	523
89a4d6b1	524	if ((unsigned)sbuf.st_size < tparams->header_size) {
5b1d7137 WD	525	fprintf (stderr,
5b1d7137 WD	526	"%s: Bad size: \"%s\" is too small for XIP\n",
89a4d6b1	527	params.cmdname, datafile);
5b1d7137 WD	528	exit (EXIT_FAILURE);
	529	}
	530
89a4d6b1	531	for (p = ptr; p < ptr + tparams->header_size; p++) {
5b1d7137 WD	532	if ( *p != 0xff ) {
	533	fprintf (stderr,
	534	"%s: Bad file: \"%s\" has invalid buffer for XIP\n",
89a4d6b1	535	params.cmdname, datafile);
5b1d7137 WD	536	exit (EXIT_FAILURE);
	537	}
	538	}
	539
89a4d6b1	540	offset = tparams->header_size;
5b1d7137 WD	541	}
	542
	543	size = sbuf.st_size - offset;
	544	if (write(ifd, ptr + offset, size) != size) {
	545	fprintf (stderr, "%s: Write error on %s: %s\n",
89a4d6b1	546	params.cmdname, params.imagefile, strerror(errno));
5b1d7137 WD	547	exit (EXIT_FAILURE);
	548	}
	549
9bac0bb3 SB	550	tail = size % 4;
9bac0bb3 SB	551	if ((pad == 1) && (tail != 0)) {
5b1d7137 WD	552
	553	if (write(ifd, (char *)&zero, 4-tail) != 4-tail) {
	554	fprintf (stderr, "%s: Write error on %s: %s\n",
89a4d6b1 PW	555	params.cmdname, params.imagefile,
89a4d6b1 PW	556	strerror(errno));
5b1d7137 WD	557	exit (EXIT_FAILURE);
5b1d7137 WD	558	}
9bac0bb3	559	} else if (pad > 1) {
424b86ae SG	560	while (pad > 0) {
	561	int todo = sizeof(zeros);
	562
	563	if (todo > pad)
	564	todo = pad;
	565	if (write(ifd, (char *)&zeros, todo) != todo) {
	566	fprintf(stderr, "%s: Write error on %s: %s\n",
	567	params.cmdname, params.imagefile,
	568	strerror(errno));
	569	exit(EXIT_FAILURE);
	570	}
	571	pad -= todo;
9bac0bb3	572	}
5b1d7137 WD	573	}
	574
	575	(void) munmap((void *)ptr, sbuf.st_size);
	576	(void) close (dfd);
	577	}
	578
f1cc458c	579	static void usage(void)
5b1d7137 WD	580	{
5b1d7137 WD	581	fprintf (stderr, "Usage: %s -l image\n"
9d25438f	582	" -l ==> list image header information\n",
89a4d6b1	583	params.cmdname);
9d25438f BS	584	fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp "
	585	"-a addr -e ep -n name -d data_file[:data_file...] image\n"
	586	" -A ==> set architecture to 'arch'\n"
5b1d7137 WD	587	" -O ==> set operating system to 'os'\n"
	588	" -T ==> set image type to 'type'\n"
	589	" -C ==> set compression type 'comp'\n"
	590	" -a ==> set load address to 'addr' (hex)\n"
	591	" -e ==> set entry point to 'ep' (hex)\n"
	592	" -n ==> set image name to 'name'\n"
	593	" -d ==> use image data from 'datafile'\n"
9d25438f	594	" -x ==> set XIP (execute in place)\n",
89a4d6b1	595	params.cmdname);
95d77b44	596	fprintf(stderr, " %s [-D dtc_options] [-f fit-image.its\|-F] fit-image\n",
89a4d6b1	597	params.cmdname);
35497307	598	fprintf(stderr, " -D => set all options for device tree compiler\n"
80e4df8a SG	599	" -f => input filename for FIT source\n");
80e4df8a SG	600	#ifdef CONFIG_FIT_SIGNATURE
399c744b	601	fprintf(stderr, "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-r]\n"
e29495d3	602	" -k => set directory containing private keys\n"
95d77b44	603	" -K => write public keys to this .dtb file\n"
4f610427	604	" -c => add comment in signature node\n"
399c744b SG	605	" -F => re-sign existing FIT image\n"
399c744b SG	606	" -r => mark keys used as 'required' in dtb\n");
80e4df8a SG	607	#else
	608	fprintf(stderr, "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
	609	#endif
976b38c0 WD	610	fprintf (stderr, " %s -V ==> print version information and exit\n",
976b38c0 WD	611	params.cmdname);
5b9d44df	612	fprintf(stderr, "Use -T to see a list of available image types\n");
9d25438f	613
5b1d7137 WD	614	exit (EXIT_FAILURE);
5b1d7137 WD	615	}