[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);

/* image_type_params link list to maintain registered image type supports */
struct image_type_params *mkimage_tparams = NULL;

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