[J-u-boot.git] / tools / mkimage.c

/*
 * (C) Copyright 2008 Semihalf
 *
 * (C) Copyright 2000-2009
 * DENX Software Engineering
 * Wolfgang Denk, [email protected]
 *
 * 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;

	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);
	}

	/*
	 * 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);
	}

	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);

	if (pad >= sizeof(zeros)) {
		fprintf(stderr, "%s: Can't pad to %d\n",
			params.cmdname, pad);
		exit(EXIT_FAILURE);
	}

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

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