[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 = "",
};

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':
				if ((--argc <= 0) ||
					(params.type =
					genimg_get_type_id (*++argv)) < 0)
					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);

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