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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * (C) Copyright 2008 Semihalf
- *
- * (C) Copyright 2000-2009
- * DENX Software Engineering
- * Wolfgang Denk, wd@denx.de
- */
- #include "imagetool.h"
- #include "mkimage.h"
- #include "imximage.h"
- #include <fit_common.h>
- #include <getopt.h>
- #include <image.h>
- #include <version.h>
- #ifdef __linux__
- #include <sys/ioctl.h>
- #endif
- static void copy_file(int, const char *, int);
- /* parameters initialized by core will be used by the image type code */
- static 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 enum ih_category cur_category;
- static int h_compare_category_name(const void *vtype1, const void *vtype2)
- {
- const int *type1 = vtype1;
- const int *type2 = vtype2;
- const char *name1 = genimg_get_cat_short_name(cur_category, *type1);
- const char *name2 = genimg_get_cat_short_name(cur_category, *type2);
- return strcmp(name1, name2);
- }
- static int show_valid_options(enum ih_category category)
- {
- int *order;
- int count;
- int item;
- int i;
- count = genimg_get_cat_count(category);
- order = calloc(count, sizeof(*order));
- if (!order)
- return -ENOMEM;
- /* Sort the names in order of short name for easier reading */
- for (i = 0, item = 0; i < count; i++, item++) {
- while (!genimg_cat_has_id(category, item) && i < count) {
- item++;
- count--;
- }
- order[i] = item;
- }
- cur_category = category;
- qsort(order, count, sizeof(int), h_compare_category_name);
- fprintf(stderr, "\nInvalid %s, supported are:\n",
- genimg_get_cat_desc(category));
- for (i = 0; i < count; i++) {
- item = order[i];
- fprintf(stderr, "\t%-15s %s\n",
- genimg_get_cat_short_name(category, item),
- genimg_get_cat_name(category, item));
- }
- fprintf(stderr, "\n");
- free(order);
- return 0;
- }
- static void usage(const char *msg)
- {
- fprintf(stderr, "Error: %s\n", msg);
- fprintf(stderr, "Usage: %s [-T type] -l image\n"
- " -l ==> list image header information\n"
- " -T ==> parse image file as 'type'\n"
- " -q ==> quiet\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"
- " -R ==> set second image name to 'name'\n"
- " -d ==> use image data from 'datafile'\n"
- " -x ==> set XIP (execute in place)\n"
- " -s ==> create an image with no data\n"
- " -v ==> verbose\n",
- params.cmdname);
- fprintf(stderr,
- " %s [-D dtc_options] [-f fit-image.its|-f auto|-f auto-conf|-F] [-b <dtb> [-b <dtb>]] [-E] [-B size] [-i <ramdisk.cpio.gz>] fit-image\n"
- " <dtb> file is used with -f auto, it may occur multiple times.\n",
- params.cmdname);
- fprintf(stderr,
- " -D => set all options for device tree compiler\n"
- " -f => input filename for FIT source\n"
- " -i => input filename for ramdisk file\n"
- " -E => place data outside of the FIT structure\n"
- " -B => align size in hex for FIT structure and header\n"
- " -b => append the device tree binary to the FIT\n"
- " -t => update the timestamp in the FIT\n");
- #ifdef CONFIG_FIT_SIGNATURE
- fprintf(stderr,
- "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r] [-N engine]\n"
- " -k => set directory containing private keys\n"
- " -K => write public keys to this .dtb file\n"
- " -g => set key name hint\n"
- " -G => use this signing key (in lieu of -k)\n"
- " -c => add comment in signature node\n"
- " -F => re-sign existing FIT image\n"
- " -p => place external data at a static position\n"
- " -r => mark keys used as 'required' in dtb\n"
- " -N => openssl engine to use for signing\n"
- " -o => algorithm to use for signing\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 list' to see a list of available image types\n");
- fprintf(stderr, "Long options are available; read the man page for details\n");
- exit(EXIT_FAILURE);
- }
- static int add_content(int type, const char *fname)
- {
- struct content_info *cont;
- cont = calloc(1, sizeof(*cont));
- if (!cont)
- return -1;
- cont->type = type;
- cont->fname = fname;
- if (params.content_tail)
- params.content_tail->next = cont;
- else
- params.content_head = cont;
- params.content_tail = cont;
- return 0;
- }
- static const char optstring[] =
- "a:A:b:B:c:C:d:D:e:Ef:Fg:G:i:k:K:ln:N:o:O:p:qrR:stT:vVx";
- static const struct option longopts[] = {
- { "load-address", required_argument, NULL, 'a' },
- { "architecture", required_argument, NULL, 'A' },
- { "device-tree", required_argument, NULL, 'b' },
- { "alignment", required_argument, NULL, 'B' },
- { "comment", required_argument, NULL, 'c' },
- { "compression", required_argument, NULL, 'C' },
- { "image", required_argument, NULL, 'd' },
- { "dtcopts", required_argument, NULL, 'D' },
- { "entry-point", required_argument, NULL, 'e' },
- { "external", no_argument, NULL, 'E' },
- { "fit", required_argument, NULL, 'f' },
- { "update", no_argument, NULL, 'F' },
- { "key-name-hint", required_argument, NULL, 'g' },
- { "key-file", required_argument, NULL, 'G' },
- { "help", no_argument, NULL, 'h' },
- { "initramfs", required_argument, NULL, 'i' },
- { "key-dir", required_argument, NULL, 'k' },
- { "key-dest", required_argument, NULL, 'K' },
- { "list", no_argument, NULL, 'l' },
- { "config", required_argument, NULL, 'n' },
- { "engine", required_argument, NULL, 'N' },
- { "algo", required_argument, NULL, 'o' },
- { "os", required_argument, NULL, 'O' },
- { "position", required_argument, NULL, 'p' },
- { "quiet", no_argument, NULL, 'q' },
- { "key-required", no_argument, NULL, 'r' },
- { "secondary-config", required_argument, NULL, 'R' },
- { "no-copy", no_argument, NULL, 's' },
- { "touch", no_argument, NULL, 't' },
- { "type", required_argument, NULL, 'T' },
- { "verbose", no_argument, NULL, 'v' },
- { "version", no_argument, NULL, 'V' },
- { "xip", no_argument, NULL, 'x' },
- };
- static void process_args(int argc, char **argv)
- {
- char *ptr;
- int type = IH_TYPE_INVALID;
- char *datafile = NULL;
- int opt;
- while ((opt = getopt_long(argc, argv, optstring,
- longopts, NULL)) != -1) {
- switch (opt) {
- case 'a':
- params.addr = strtoull(optarg, &ptr, 16);
- if (*ptr) {
- fprintf(stderr, "%s: invalid load address %s\n",
- params.cmdname, optarg);
- exit(EXIT_FAILURE);
- }
- break;
- case 'A':
- params.arch = genimg_get_arch_id(optarg);
- if (params.arch < 0) {
- show_valid_options(IH_ARCH);
- usage("Invalid architecture");
- }
- params.Aflag = 1;
- break;
- case 'b':
- if (add_content(IH_TYPE_FLATDT, optarg)) {
- fprintf(stderr,
- "%s: Out of memory adding content '%s'",
- params.cmdname, optarg);
- exit(EXIT_FAILURE);
- }
- break;
- case 'B':
- params.bl_len = strtoull(optarg, &ptr, 16);
- if (*ptr) {
- fprintf(stderr, "%s: invalid block length %s\n",
- params.cmdname, optarg);
- exit(EXIT_FAILURE);
- }
- break;
- case 'c':
- params.comment = optarg;
- break;
- case 'C':
- params.comp = genimg_get_comp_id(optarg);
- if (params.comp < 0) {
- show_valid_options(IH_COMP);
- usage("Invalid compression type");
- }
- break;
- case 'd':
- params.datafile = optarg;
- params.dflag = 1;
- break;
- case 'D':
- params.dtc = optarg;
- break;
- case 'e':
- params.ep = strtoull(optarg, &ptr, 16);
- if (*ptr) {
- fprintf(stderr, "%s: invalid entry point %s\n",
- params.cmdname, optarg);
- exit(EXIT_FAILURE);
- }
- params.eflag = 1;
- break;
- case 'E':
- params.external_data = true;
- break;
- case 'f':
- datafile = optarg;
- if (!strcmp(datafile, "auto"))
- params.auto_fit = AF_HASHED_IMG;
- else if (!strcmp(datafile, "auto-conf"))
- params.auto_fit = AF_SIGNED_CONF;
- /* fallthrough */
- case 'F':
- /*
- * The flattened image tree (FIT) format
- * requires a flattened device tree image type
- */
- params.type = IH_TYPE_FLATDT;
- params.fflag = 1;
- break;
- case 'g':
- params.keyname = optarg;
- break;
- case 'G':
- params.keyfile = optarg;
- break;
- case 'i':
- params.fit_ramdisk = optarg;
- break;
- case 'k':
- params.keydir = optarg;
- break;
- case 'K':
- params.keydest = optarg;
- break;
- case 'l':
- params.lflag = 1;
- break;
- case 'n':
- params.imagename = optarg;
- break;
- case 'N':
- params.engine_id = optarg;
- break;
- case 'o':
- params.algo_name = optarg;
- break;
- case 'O':
- params.os = genimg_get_os_id(optarg);
- if (params.os < 0) {
- show_valid_options(IH_OS);
- usage("Invalid operating system");
- }
- break;
- case 'p':
- params.external_offset = strtoull(optarg, &ptr, 16);
- if (*ptr) {
- fprintf(stderr, "%s: invalid offset size %s\n",
- params.cmdname, optarg);
- exit(EXIT_FAILURE);
- }
- break;
- case 'q':
- params.quiet = 1;
- break;
- case 'r':
- params.require_keys = 1;
- break;
- case 'R':
- /*
- * This entry is for the second configuration
- * file, if only one is not enough.
- */
- params.imagename2 = optarg;
- break;
- case 's':
- params.skipcpy = 1;
- break;
- case 't':
- params.reset_timestamp = 1;
- break;
- case 'T':
- if (strcmp(optarg, "list") == 0) {
- show_valid_options(IH_TYPE);
- exit(EXIT_SUCCESS);
- }
- type = genimg_get_type_id(optarg);
- if (type < 0) {
- show_valid_options(IH_TYPE);
- usage("Invalid image type");
- }
- 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("Invalid option");
- }
- }
- /* The last parameter is expected to be the imagefile */
- if (optind < argc)
- params.imagefile = argv[optind];
- if (params.auto_fit == AF_SIGNED_CONF) {
- if (!params.keyname || !params.algo_name)
- usage("Missing key/algo for auto-FIT with signed configs (use -g -o)");
- } else if (params.auto_fit == AF_HASHED_IMG && params.keyname) {
- params.auto_fit = AF_SIGNED_IMG;
- if (!params.algo_name)
- usage("Missing algorithm for auto-FIT with signed images (use -g)");
- }
- /*
- * For auto-generated FIT images we need to know the image type to put
- * in the FIT, which is separate from the file's image type (which
- * will always be IH_TYPE_FLATDT in this case).
- */
- if (params.type == IH_TYPE_FLATDT) {
- params.fit_image_type = type ? type : IH_TYPE_KERNEL;
- /* For auto-FIT, datafile has to be provided with -d */
- if (!params.auto_fit)
- params.datafile = datafile;
- else if (!params.datafile)
- usage("Missing data file for auto-FIT (use -d)");
- } else if (params.lflag || type != IH_TYPE_INVALID) {
- if (type == IH_TYPE_SCRIPT && !params.datafile)
- usage("Missing data file for script (use -d)");
- params.type = type;
- }
- if (!params.imagefile)
- usage("Missing output filename");
- }
- static void verify_image(const struct image_type_params *tparams)
- {
- struct stat sbuf;
- void *ptr;
- int ifd;
- ifd = open(params.imagefile, O_RDONLY | O_BINARY);
- if (ifd < 0) {
- fprintf(stderr, "%s: Can't open %s: %s\n",
- params.cmdname, params.imagefile,
- strerror(errno));
- exit(EXIT_FAILURE);
- }
- if (fstat(ifd, &sbuf) < 0) {
- fprintf(stderr, "%s: Can't stat %s: %s\n",
- params.cmdname, params.imagefile, strerror(errno));
- exit(EXIT_FAILURE);
- }
- params.file_size = sbuf.st_size;
- ptr = mmap(0, params.file_size, PROT_READ, 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);
- }
- if (tparams->verify_header((unsigned char *)ptr, params.file_size, ¶ms) != 0) {
- fprintf(stderr, "%s: Failed to verify header of %s\n",
- params.cmdname, params.imagefile);
- exit(EXIT_FAILURE);
- }
- (void)munmap(ptr, params.file_size);
- (void)close(ifd);
- }
- void copy_datafile(int ifd, char *file)
- {
- if (!file)
- return;
- for (;;) {
- char *sep = strchr(file, ':');
- if (sep) {
- *sep = '\0';
- copy_file(ifd, file, 1);
- *sep++ = ':';
- file = sep;
- } else {
- copy_file(ifd, file, 0);
- break;
- }
- }
- }
- int main(int argc, char **argv)
- {
- int ifd = -1;
- struct stat sbuf;
- char *ptr;
- int retval = 0;
- struct image_type_params *tparams = NULL;
- int pad_len = 0;
- int dfd;
- size_t map_len;
- params.cmdname = *argv;
- params.addr = 0;
- params.ep = 0;
- process_args(argc, argv);
- /* set tparams as per input type_id */
- tparams = imagetool_get_type(params.type);
- if (tparams == NULL && !params.lflag) {
- 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 && tparams->check_params)
- if (tparams->check_params (¶ms))
- usage("Bad parameters for image type");
- if (!params.eflag) {
- params.ep = params.addr;
- /* If XIP, entry point must be after the U-Boot header */
- if (params.xflag && tparams)
- params.ep += tparams->header_size;
- }
- if (params.fflag){
- if (!tparams) {
- fprintf(stderr, "%s: Missing FIT support\n",
- params.cmdname);
- exit (EXIT_FAILURE);
- }
- 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(¶ms);
- if (retval != EXIT_SUCCESS)
- usage("Bad parameters for FIT image type");
- }
- 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) {
- uint64_t size;
- /*
- * 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 ((sbuf.st_mode & S_IFMT) == S_IFBLK) {
- #ifdef __linux__
- #if defined(__linux__) && defined(_IOR) && !defined(BLKGETSIZE64)
- #define BLKGETSIZE64 _IOR(0x12,114,size_t) /* return device size in bytes (u64 *arg) */
- #endif
- if (ioctl(ifd, BLKGETSIZE64, &size) < 0) {
- fprintf (stderr,
- "%s: failed to get size of block device \"%s\"\n",
- params.cmdname, params.imagefile);
- exit (EXIT_FAILURE);
- }
- #else
- fprintf (stderr,
- "%s: \"%s\" is block device, don't know how to get its size\n",
- params.cmdname, params.imagefile);
- exit (EXIT_FAILURE);
- #endif
- } else if (tparams && sbuf.st_size < (off_t)tparams->header_size) {
- fprintf (stderr,
- "%s: Bad size: \"%s\" is not valid image: size %llu < %u\n",
- params.cmdname, params.imagefile,
- (unsigned long long) sbuf.st_size,
- tparams->header_size);
- exit (EXIT_FAILURE);
- } else {
- size = sbuf.st_size;
- }
- ptr = mmap(0, 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);
- }
- /*
- * Verifies the header format based on the expected header for image
- * type in tparams. If tparams is NULL simply check all image types
- * to find one that matches our header.
- */
- retval = imagetool_verify_print_header(ptr, &sbuf, tparams, ¶ms);
- (void) munmap((void *)ptr, sbuf.st_size);
- (void) close (ifd);
- if (!retval)
- summary_show(¶ms.summary, params.imagefile,
- params.keydest);
- exit (retval);
- }
- if (!params.skipcpy && params.type != IH_TYPE_MULTI && params.type != IH_TYPE_SCRIPT) {
- if (!params.datafile) {
- fprintf(stderr, "%s: Option -d with image data file was not specified\n",
- params.cmdname);
- exit(EXIT_FAILURE);
- }
- dfd = open(params.datafile, O_RDONLY | O_BINARY);
- if (dfd < 0) {
- fprintf(stderr, "%s: Can't open %s: %s\n",
- params.cmdname, params.datafile,
- strerror(errno));
- exit(EXIT_FAILURE);
- }
- if (fstat(dfd, &sbuf) < 0) {
- fprintf(stderr, "%s: Can't stat %s: %s\n",
- params.cmdname, params.datafile,
- strerror(errno));
- exit(EXIT_FAILURE);
- }
- params.file_size = sbuf.st_size + tparams->header_size;
- close(dfd);
- }
- /*
- * In case there an header with a variable
- * length will be added, the corresponding
- * function is called. This is responsible to
- * allocate memory for the header itself.
- */
- if (tparams->vrec_header)
- pad_len = tparams->vrec_header(¶ms, 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;
- }
- }
- copy_datafile(ifd, params.datafile);
- } else if (params.type == IH_TYPE_PBLIMAGE) {
- /* PBL has special Image format, implements its' own */
- pbl_load_uboot(ifd, ¶ms);
- } else if (params.type == IH_TYPE_ZYNQMPBIF) {
- /* Image file is meta, walk through actual targets */
- int ret;
- ret = zynqmpbif_copy_image(ifd, ¶ms);
- if (ret)
- return ret;
- } else if (params.type == IH_TYPE_IMX8IMAGE) {
- /* i.MX8/8X has special Image format */
- int ret;
- ret = imx8image_copy_image(ifd, ¶ms);
- if (ret)
- return ret;
- } else if (params.type == IH_TYPE_IMX8MIMAGE) {
- /* i.MX8M has special Image format */
- int ret;
- ret = imx8mimage_copy_image(ifd, ¶ms);
- if (ret)
- return ret;
- } else if ((params.type == IH_TYPE_RKSD) ||
- (params.type == IH_TYPE_RKSPI)) {
- /* Rockchip has special Image format */
- int ret;
- ret = rockchip_copy_image(ifd, ¶ms);
- if (ret)
- return ret;
- } else {
- copy_file(ifd, params.datafile, pad_len);
- }
- if (params.type == IH_TYPE_FIRMWARE_IVT) {
- /* Add alignment and IVT */
- uint32_t aligned_filesize = ALIGN(params.file_size,
- 0x1000);
- flash_header_v2_t ivt_header = { { 0xd1, 0x2000, 0x40 },
- params.addr, 0, 0, 0, params.addr
- + aligned_filesize
- - tparams->header_size,
- params.addr + aligned_filesize
- - tparams->header_size
- + 0x20, 0 };
- int i = params.file_size;
- for (; i < aligned_filesize; i++) {
- if (write(ifd, (char *) &i, 1) != 1) {
- fprintf(stderr,
- "%s: Write error on %s: %s\n",
- params.cmdname,
- params.imagefile,
- strerror(errno));
- exit(EXIT_FAILURE);
- }
- }
- if (write(ifd, &ivt_header, sizeof(flash_header_v2_t))
- != sizeof(flash_header_v2_t)) {
- fprintf(stderr, "%s: Write error on %s: %s\n",
- params.cmdname,
- params.imagefile,
- strerror(errno));
- exit(EXIT_FAILURE);
- }
- }
- }
- /* We're a bit of paranoid */
- #if defined(_POSIX_SYNCHRONIZED_IO) && \
- !defined(__sun__) && \
- !defined(__FreeBSD__) && \
- !defined(__OpenBSD__) && \
- !defined(__APPLE__)
- (void) fdatasync (ifd);
- #else
- (void) fsync (ifd);
- #endif
- if (fstat(ifd, &sbuf) < 0) {
- fprintf (stderr, "%s: Can't stat %s: %s\n",
- params.cmdname, params.imagefile, strerror(errno));
- exit (EXIT_FAILURE);
- }
- params.file_size = sbuf.st_size;
- map_len = sbuf.st_size;
- ptr = mmap(0, map_len, 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, ¶ms);
- else {
- fprintf (stderr, "%s: Can't set header for %s\n",
- params.cmdname, tparams->name);
- exit (EXIT_FAILURE);
- }
- /* Print the image information by processing image header */
- if (tparams->print_header)
- tparams->print_header (ptr, ¶ms);
- else {
- fprintf (stderr, "%s: Can't print header for %s\n",
- params.cmdname, tparams->name);
- }
- (void)munmap((void *)ptr, map_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 (close(ifd)) {
- fprintf (stderr, "%s: Write error on %s: %s\n",
- params.cmdname, params.imagefile, strerror(errno));
- exit (EXIT_FAILURE);
- }
- if (tparams->verify_header)
- verify_image(tparams);
- 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, ret;
- struct image_type_params *tparams = imagetool_get_type(params.type);
- memset(zeros, 0, sizeof(zeros));
- if (params.vflag) {
- fprintf (stderr, "Adding Image %s\n", datafile);
- }
- if ((dfd = open(datafile, O_RDONLY|O_BINARY)) < 0) {
- fprintf (stderr, "%s: Can't open %s: %s\n",
- params.cmdname, datafile, strerror(errno));
- exit (EXIT_FAILURE);
- }
- if (fstat(dfd, &sbuf) < 0) {
- fprintf (stderr, "%s: Can't stat %s: %s\n",
- params.cmdname, datafile, strerror(errno));
- exit (EXIT_FAILURE);
- }
- if (sbuf.st_size == 0) {
- fprintf (stderr, "%s: Input file %s is empty, bailing out\n",
- params.cmdname, datafile);
- 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 &&
- (((params.type > IH_TYPE_INVALID) && (params.type < IH_TYPE_FLATDT)) ||
- (params.type == IH_TYPE_KERNEL_NOLOAD) || (params.type == IH_TYPE_FIRMWARE_IVT))) {
- unsigned char *p = NULL;
- /*
- * XIP: do not append the struct legacy_img_hdr 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;
- ret = write(ifd, ptr + offset, size);
- if (ret != size) {
- if (ret < 0)
- fprintf (stderr, "%s: Write error on %s: %s\n",
- params.cmdname, params.imagefile, strerror(errno));
- else if (ret < size)
- fprintf (stderr, "%s: Write only %d/%d bytes, "\
- "probably no space left on the device\n",
- params.cmdname, ret, size);
- exit (EXIT_FAILURE);
- }
- tail = size % 4;
- if ((pad == 1) && (tail != 0)) {
- if (write(ifd, (char *)&zero, 4-tail) != 4-tail) {
- fprintf (stderr, "%s: Write error on %s: %s\n",
- params.cmdname, params.imagefile,
- strerror(errno));
- exit (EXIT_FAILURE);
- }
- } else if (pad > 1) {
- while (pad > 0) {
- int todo = sizeof(zeros);
- if (todo > pad)
- todo = pad;
- if (write(ifd, (char *)&zeros, todo) != todo) {
- fprintf(stderr, "%s: Write error on %s: %s\n",
- params.cmdname, params.imagefile,
- strerror(errno));
- exit(EXIT_FAILURE);
- }
- pad -= todo;
- }
- }
- (void) munmap((void *)ptr, sbuf.st_size);
- (void) close (dfd);
- }
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