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726 lines
18 KiB
726 lines
18 KiB
// SPDX-License-Identifier: GPL-2.0+ |
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/* |
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* (C) Copyright 2008 Semihalf |
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* |
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* (C) Copyright 2000-2009 |
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* DENX Software Engineering |
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* Wolfgang Denk, [email protected] |
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*/ |
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|
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#include "mkimage.h" |
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#include "imximage.h" |
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#include <image.h> |
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#include <version.h> |
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|
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static void copy_file(int, const char *, int); |
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|
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/* parameters initialized by core will be used by the image type code */ |
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static struct image_tool_params params = { |
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.os = IH_OS_LINUX, |
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.arch = IH_ARCH_PPC, |
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.type = IH_TYPE_KERNEL, |
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.comp = IH_COMP_GZIP, |
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.dtc = MKIMAGE_DEFAULT_DTC_OPTIONS, |
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.imagename = "", |
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.imagename2 = "", |
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}; |
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static enum ih_category cur_category; |
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static int h_compare_category_name(const void *vtype1, const void *vtype2) |
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{ |
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const int *type1 = vtype1; |
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const int *type2 = vtype2; |
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const char *name1 = genimg_get_cat_short_name(cur_category, *type1); |
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const char *name2 = genimg_get_cat_short_name(cur_category, *type2); |
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return strcmp(name1, name2); |
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} |
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static int show_valid_options(enum ih_category category) |
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{ |
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int *order; |
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int count; |
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int item; |
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int i; |
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count = genimg_get_cat_count(category); |
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order = calloc(count, sizeof(*order)); |
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if (!order) |
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return -ENOMEM; |
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|
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/* Sort the names in order of short name for easier reading */ |
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for (item = 0; item < count; item++) |
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order[item] = item; |
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cur_category = category; |
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qsort(order, count, sizeof(int), h_compare_category_name); |
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|
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fprintf(stderr, "\nInvalid %s, supported are:\n", |
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genimg_get_cat_desc(category)); |
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for (i = 0; i < count; i++) { |
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item = order[i]; |
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fprintf(stderr, "\t%-15s %s\n", |
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genimg_get_cat_short_name(category, item), |
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genimg_get_cat_name(category, item)); |
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} |
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fprintf(stderr, "\n"); |
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free(order); |
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return 0; |
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} |
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static void usage(const char *msg) |
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{ |
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fprintf(stderr, "Error: %s\n", msg); |
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fprintf(stderr, "Usage: %s -l image\n" |
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" -l ==> list image header information\n", |
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params.cmdname); |
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fprintf(stderr, |
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" %s [-x] -A arch -O os -T type -C comp -a addr -e ep -n name -d data_file[:data_file...] image\n" |
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" -A ==> set architecture to 'arch'\n" |
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" -O ==> set operating system to 'os'\n" |
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" -T ==> set image type to 'type'\n" |
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" -C ==> set compression type 'comp'\n" |
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" -a ==> set load address to 'addr' (hex)\n" |
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" -e ==> set entry point to 'ep' (hex)\n" |
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" -n ==> set image name to 'name'\n" |
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" -d ==> use image data from 'datafile'\n" |
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" -x ==> set XIP (execute in place)\n", |
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params.cmdname); |
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fprintf(stderr, |
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" %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] [-i <ramdisk.cpio.gz>] fit-image\n" |
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" <dtb> file is used with -f auto, it may occur multiple times.\n", |
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params.cmdname); |
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fprintf(stderr, |
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" -D => set all options for device tree compiler\n" |
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" -f => input filename for FIT source\n" |
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" -i => input filename for ramdisk file\n"); |
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#ifdef CONFIG_FIT_SIGNATURE |
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fprintf(stderr, |
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"Signing / verified boot options: [-E] [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r] [-N engine]\n" |
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" -E => place data outside of the FIT structure\n" |
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" -k => set directory containing private keys\n" |
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" -K => write public keys to this .dtb file\n" |
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" -c => add comment in signature node\n" |
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" -F => re-sign existing FIT image\n" |
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" -p => place external data at a static position\n" |
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" -r => mark keys used as 'required' in dtb\n" |
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" -N => engine to use for signing (pkcs11)\n"); |
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#else |
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fprintf(stderr, |
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"Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n"); |
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#endif |
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fprintf(stderr, " %s -V ==> print version information and exit\n", |
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params.cmdname); |
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fprintf(stderr, "Use '-T list' to see a list of available image types\n"); |
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exit(EXIT_FAILURE); |
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} |
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static int add_content(int type, const char *fname) |
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{ |
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struct content_info *cont; |
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cont = calloc(1, sizeof(*cont)); |
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if (!cont) |
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return -1; |
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cont->type = type; |
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cont->fname = fname; |
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if (params.content_tail) |
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params.content_tail->next = cont; |
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else |
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params.content_head = cont; |
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params.content_tail = cont; |
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return 0; |
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} |
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static void process_args(int argc, char **argv) |
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{ |
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char *ptr; |
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int type = IH_TYPE_INVALID; |
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char *datafile = NULL; |
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int opt; |
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while ((opt = getopt(argc, argv, |
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"a:A:b:c:C:d:D:e:Ef:Fk:i:K:ln:N:p:O:rR:qsT:vVx")) != -1) { |
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switch (opt) { |
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case 'a': |
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params.addr = strtoull(optarg, &ptr, 16); |
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if (*ptr) { |
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fprintf(stderr, "%s: invalid load address %s\n", |
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params.cmdname, optarg); |
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exit(EXIT_FAILURE); |
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} |
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break; |
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case 'A': |
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params.arch = genimg_get_arch_id(optarg); |
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if (params.arch < 0) { |
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show_valid_options(IH_ARCH); |
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usage("Invalid architecture"); |
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} |
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break; |
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case 'b': |
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if (add_content(IH_TYPE_FLATDT, optarg)) { |
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fprintf(stderr, |
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"%s: Out of memory adding content '%s'", |
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params.cmdname, optarg); |
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exit(EXIT_FAILURE); |
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} |
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break; |
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case 'c': |
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params.comment = optarg; |
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break; |
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case 'C': |
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params.comp = genimg_get_comp_id(optarg); |
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if (params.comp < 0) { |
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show_valid_options(IH_COMP); |
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usage("Invalid compression type"); |
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} |
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break; |
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case 'd': |
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params.datafile = optarg; |
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params.dflag = 1; |
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break; |
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case 'D': |
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params.dtc = optarg; |
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break; |
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case 'e': |
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params.ep = strtoull(optarg, &ptr, 16); |
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if (*ptr) { |
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fprintf(stderr, "%s: invalid entry point %s\n", |
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params.cmdname, optarg); |
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exit(EXIT_FAILURE); |
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} |
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params.eflag = 1; |
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break; |
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case 'E': |
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params.external_data = true; |
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break; |
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case 'f': |
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datafile = optarg; |
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params.auto_its = !strcmp(datafile, "auto"); |
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/* no break */ |
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case 'F': |
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/* |
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* The flattened image tree (FIT) format |
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* requires a flattened device tree image type |
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*/ |
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params.type = IH_TYPE_FLATDT; |
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params.fflag = 1; |
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break; |
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case 'i': |
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params.fit_ramdisk = optarg; |
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break; |
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case 'k': |
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params.keydir = optarg; |
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break; |
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case 'K': |
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params.keydest = optarg; |
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break; |
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case 'l': |
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params.lflag = 1; |
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break; |
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case 'n': |
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params.imagename = optarg; |
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break; |
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case 'N': |
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params.engine_id = optarg; |
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break; |
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case 'O': |
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params.os = genimg_get_os_id(optarg); |
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if (params.os < 0) { |
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show_valid_options(IH_OS); |
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usage("Invalid operating system"); |
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} |
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break; |
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case 'p': |
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params.external_offset = strtoull(optarg, &ptr, 16); |
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if (*ptr) { |
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fprintf(stderr, "%s: invalid offset size %s\n", |
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params.cmdname, optarg); |
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exit(EXIT_FAILURE); |
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} |
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break; |
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case 'q': |
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params.quiet = 1; |
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break; |
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case 'r': |
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params.require_keys = 1; |
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break; |
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case 'R': |
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/* |
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* This entry is for the second configuration |
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* file, if only one is not enough. |
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*/ |
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params.imagename2 = optarg; |
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break; |
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case 's': |
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params.skipcpy = 1; |
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break; |
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case 'T': |
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if (strcmp(optarg, "list") == 0) { |
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show_valid_options(IH_TYPE); |
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exit(EXIT_SUCCESS); |
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} |
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type = genimg_get_type_id(optarg); |
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if (type < 0) { |
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show_valid_options(IH_TYPE); |
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usage("Invalid image type"); |
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} |
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break; |
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case 'v': |
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params.vflag++; |
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break; |
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case 'V': |
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printf("mkimage version %s\n", PLAIN_VERSION); |
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exit(EXIT_SUCCESS); |
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case 'x': |
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params.xflag++; |
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break; |
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default: |
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usage("Invalid option"); |
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} |
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} |
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/* The last parameter is expected to be the imagefile */ |
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if (optind < argc) |
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params.imagefile = argv[optind]; |
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/* |
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* For auto-generated FIT images we need to know the image type to put |
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* in the FIT, which is separate from the file's image type (which |
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* will always be IH_TYPE_FLATDT in this case). |
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*/ |
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if (params.type == IH_TYPE_FLATDT) { |
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params.fit_image_type = type ? type : IH_TYPE_KERNEL; |
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/* For auto_its, datafile is always 'auto' */ |
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if (!params.auto_its) |
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params.datafile = datafile; |
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else if (!params.datafile) |
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usage("Missing data file for auto-FIT (use -d)"); |
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} else if (type != IH_TYPE_INVALID) { |
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if (type == IH_TYPE_SCRIPT && !params.datafile) |
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usage("Missing data file for script (use -d)"); |
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params.type = type; |
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} |
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if (!params.imagefile) |
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usage("Missing output filename"); |
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} |
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int main(int argc, char **argv) |
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{ |
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int ifd = -1; |
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struct stat sbuf; |
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char *ptr; |
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int retval = 0; |
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struct image_type_params *tparams = NULL; |
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int pad_len = 0; |
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int dfd; |
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size_t map_len; |
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params.cmdname = *argv; |
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params.addr = 0; |
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params.ep = 0; |
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process_args(argc, argv); |
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/* set tparams as per input type_id */ |
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tparams = imagetool_get_type(params.type); |
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if (tparams == NULL) { |
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fprintf (stderr, "%s: unsupported type %s\n", |
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params.cmdname, genimg_get_type_name(params.type)); |
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exit (EXIT_FAILURE); |
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} |
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/* |
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* check the passed arguments parameters meets the requirements |
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* as per image type to be generated/listed |
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*/ |
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if (tparams->check_params) |
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if (tparams->check_params (¶ms)) |
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usage("Bad parameters for image type"); |
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if (!params.eflag) { |
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params.ep = params.addr; |
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/* If XIP, entry point must be after the U-Boot header */ |
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if (params.xflag) |
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params.ep += tparams->header_size; |
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} |
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if (params.fflag){ |
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if (tparams->fflag_handle) |
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/* |
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* in some cases, some additional processing needs |
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* to be done if fflag is defined |
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* |
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* For ex. fit_handle_file for Fit file support |
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*/ |
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retval = tparams->fflag_handle(¶ms); |
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if (retval != EXIT_SUCCESS) |
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exit (retval); |
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} |
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if (params.lflag || params.fflag) { |
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ifd = open (params.imagefile, O_RDONLY|O_BINARY); |
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} else { |
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ifd = open (params.imagefile, |
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O_RDWR|O_CREAT|O_TRUNC|O_BINARY, 0666); |
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} |
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if (ifd < 0) { |
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fprintf (stderr, "%s: Can't open %s: %s\n", |
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params.cmdname, params.imagefile, |
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strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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if (params.lflag || params.fflag) { |
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/* |
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* list header information of existing image |
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*/ |
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if (fstat(ifd, &sbuf) < 0) { |
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fprintf (stderr, "%s: Can't stat %s: %s\n", |
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params.cmdname, params.imagefile, |
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strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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if ((unsigned)sbuf.st_size < tparams->header_size) { |
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fprintf (stderr, |
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"%s: Bad size: \"%s\" is not valid image\n", |
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params.cmdname, params.imagefile); |
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exit (EXIT_FAILURE); |
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} |
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ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0); |
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if (ptr == MAP_FAILED) { |
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fprintf (stderr, "%s: Can't read %s: %s\n", |
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params.cmdname, params.imagefile, |
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strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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/* |
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* scan through mkimage registry for all supported image types |
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* and verify the input image file header for match |
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* Print the image information for matched image type |
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* Returns the error code if not matched |
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*/ |
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retval = imagetool_verify_print_header(ptr, &sbuf, |
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tparams, ¶ms); |
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(void) munmap((void *)ptr, sbuf.st_size); |
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(void) close (ifd); |
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exit (retval); |
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} |
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if ((params.type != IH_TYPE_MULTI) && (params.type != IH_TYPE_SCRIPT)) { |
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dfd = open(params.datafile, O_RDONLY | O_BINARY); |
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if (dfd < 0) { |
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fprintf(stderr, "%s: Can't open %s: %s\n", |
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params.cmdname, params.datafile, |
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strerror(errno)); |
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exit(EXIT_FAILURE); |
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} |
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if (fstat(dfd, &sbuf) < 0) { |
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fprintf(stderr, "%s: Can't stat %s: %s\n", |
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params.cmdname, params.datafile, |
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strerror(errno)); |
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exit(EXIT_FAILURE); |
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} |
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params.file_size = sbuf.st_size + tparams->header_size; |
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close(dfd); |
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} |
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/* |
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* In case there an header with a variable |
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* length will be added, the corresponding |
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* function is called. This is responsible to |
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* allocate memory for the header itself. |
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*/ |
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if (tparams->vrec_header) |
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pad_len = tparams->vrec_header(¶ms, tparams); |
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else |
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memset(tparams->hdr, 0, tparams->header_size); |
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if (write(ifd, tparams->hdr, tparams->header_size) |
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!= tparams->header_size) { |
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fprintf (stderr, "%s: Write error on %s: %s\n", |
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params.cmdname, params.imagefile, strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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if (!params.skipcpy) { |
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if (params.type == IH_TYPE_MULTI || |
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params.type == IH_TYPE_SCRIPT) { |
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char *file = params.datafile; |
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uint32_t size; |
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for (;;) { |
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char *sep = NULL; |
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if (file) { |
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if ((sep = strchr(file, ':')) != NULL) { |
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*sep = '\0'; |
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} |
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if (stat (file, &sbuf) < 0) { |
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fprintf (stderr, "%s: Can't stat %s: %s\n", |
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params.cmdname, file, strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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size = cpu_to_uimage (sbuf.st_size); |
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} else { |
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size = 0; |
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} |
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if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) { |
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fprintf (stderr, "%s: Write error on %s: %s\n", |
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params.cmdname, params.imagefile, |
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strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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|
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if (!file) { |
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break; |
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} |
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if (sep) { |
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*sep = ':'; |
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file = sep + 1; |
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} else { |
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file = NULL; |
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} |
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} |
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file = params.datafile; |
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for (;;) { |
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char *sep = strchr(file, ':'); |
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if (sep) { |
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*sep = '\0'; |
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copy_file (ifd, file, 1); |
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*sep++ = ':'; |
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file = sep; |
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} else { |
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copy_file (ifd, file, 0); |
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break; |
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} |
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} |
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} else if (params.type == IH_TYPE_PBLIMAGE) { |
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/* PBL has special Image format, implements its' own */ |
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pbl_load_uboot(ifd, ¶ms); |
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} else if (params.type == IH_TYPE_ZYNQMPBIF) { |
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/* Image file is meta, walk through actual targets */ |
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int ret; |
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|
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ret = zynqmpbif_copy_image(ifd, ¶ms); |
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if (ret) |
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return ret; |
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} else { |
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copy_file(ifd, params.datafile, pad_len); |
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} |
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if (params.type == IH_TYPE_FIRMWARE_IVT) { |
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/* Add alignment and IVT */ |
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uint32_t aligned_filesize = (params.file_size + 0x1000 |
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- 1) & ~(0x1000 - 1); |
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flash_header_v2_t ivt_header = { { 0xd1, 0x2000, 0x40 }, |
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params.addr, 0, 0, 0, params.addr |
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+ aligned_filesize |
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- tparams->header_size, |
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params.addr + aligned_filesize |
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- tparams->header_size |
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+ 0x20, 0 }; |
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int i = params.file_size; |
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for (; i < aligned_filesize; i++) { |
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if (write(ifd, (char *) &i, 1) != 1) { |
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fprintf(stderr, |
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"%s: Write error on %s: %s\n", |
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params.cmdname, |
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params.imagefile, |
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strerror(errno)); |
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exit(EXIT_FAILURE); |
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} |
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} |
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if (write(ifd, &ivt_header, sizeof(flash_header_v2_t)) |
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!= sizeof(flash_header_v2_t)) { |
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fprintf(stderr, "%s: Write error on %s: %s\n", |
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params.cmdname, |
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params.imagefile, |
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strerror(errno)); |
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exit(EXIT_FAILURE); |
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} |
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} |
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} |
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|
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/* We're a bit of paranoid */ |
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#if defined(_POSIX_SYNCHRONIZED_IO) && \ |
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!defined(__sun__) && \ |
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!defined(__FreeBSD__) && \ |
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!defined(__OpenBSD__) && \ |
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!defined(__APPLE__) |
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(void) fdatasync (ifd); |
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#else |
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(void) fsync (ifd); |
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#endif |
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|
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if (fstat(ifd, &sbuf) < 0) { |
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fprintf (stderr, "%s: Can't stat %s: %s\n", |
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params.cmdname, params.imagefile, strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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params.file_size = sbuf.st_size; |
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|
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map_len = sbuf.st_size; |
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ptr = mmap(0, map_len, PROT_READ | PROT_WRITE, MAP_SHARED, ifd, 0); |
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if (ptr == MAP_FAILED) { |
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fprintf (stderr, "%s: Can't map %s: %s\n", |
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params.cmdname, params.imagefile, strerror(errno)); |
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exit (EXIT_FAILURE); |
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} |
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|
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/* Setup the image header as per input image type*/ |
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if (tparams->set_header) |
|
tparams->set_header (ptr, &sbuf, ifd, ¶ms); |
|
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\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); |
|
} |
|
|
|
exit (EXIT_SUCCESS); |
|
} |
|
|
|
static void |
|
copy_file (int ifd, const char *datafile, int pad) |
|
{ |
|
int dfd; |
|
struct stat sbuf; |
|
unsigned char *ptr; |
|
int tail; |
|
int zero = 0; |
|
uint8_t zeros[4096]; |
|
int offset = 0; |
|
int size; |
|
struct image_type_params *tparams = imagetool_get_type(params.type); |
|
|
|
memset(zeros, 0, sizeof(zeros)); |
|
|
|
if (params.vflag) { |
|
fprintf (stderr, "Adding Image %s\n", datafile); |
|
} |
|
|
|
if ((dfd = open(datafile, O_RDONLY|O_BINARY)) < 0) { |
|
fprintf (stderr, "%s: Can't open %s: %s\n", |
|
params.cmdname, datafile, strerror(errno)); |
|
exit (EXIT_FAILURE); |
|
} |
|
|
|
if (fstat(dfd, &sbuf) < 0) { |
|
fprintf (stderr, "%s: Can't stat %s: %s\n", |
|
params.cmdname, datafile, strerror(errno)); |
|
exit (EXIT_FAILURE); |
|
} |
|
|
|
ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0); |
|
if (ptr == MAP_FAILED) { |
|
fprintf (stderr, "%s: Can't read %s: %s\n", |
|
params.cmdname, datafile, strerror(errno)); |
|
exit (EXIT_FAILURE); |
|
} |
|
|
|
if (params.xflag) { |
|
unsigned char *p = NULL; |
|
/* |
|
* XIP: do not append the image_header_t at the |
|
* beginning of the file, but consume the space |
|
* reserved for it. |
|
*/ |
|
|
|
if ((unsigned)sbuf.st_size < tparams->header_size) { |
|
fprintf (stderr, |
|
"%s: Bad size: \"%s\" is too small for XIP\n", |
|
params.cmdname, datafile); |
|
exit (EXIT_FAILURE); |
|
} |
|
|
|
for (p = ptr; p < ptr + tparams->header_size; p++) { |
|
if ( *p != 0xff ) { |
|
fprintf (stderr, |
|
"%s: Bad file: \"%s\" has invalid buffer for XIP\n", |
|
params.cmdname, datafile); |
|
exit (EXIT_FAILURE); |
|
} |
|
} |
|
|
|
offset = tparams->header_size; |
|
} |
|
|
|
size = sbuf.st_size - offset; |
|
if (write(ifd, ptr + offset, size) != size) { |
|
fprintf (stderr, "%s: Write error on %s: %s\n", |
|
params.cmdname, params.imagefile, strerror(errno)); |
|
exit (EXIT_FAILURE); |
|
} |
|
|
|
tail = size % 4; |
|
if ((pad == 1) && (tail != 0)) { |
|
|
|
if (write(ifd, (char *)&zero, 4-tail) != 4-tail) { |
|
fprintf (stderr, "%s: Write error on %s: %s\n", |
|
params.cmdname, params.imagefile, |
|
strerror(errno)); |
|
exit (EXIT_FAILURE); |
|
} |
|
} else if (pad > 1) { |
|
while (pad > 0) { |
|
int todo = sizeof(zeros); |
|
|
|
if (todo > pad) |
|
todo = pad; |
|
if (write(ifd, (char *)&zeros, todo) != todo) { |
|
fprintf(stderr, "%s: Write error on %s: %s\n", |
|
params.cmdname, params.imagefile, |
|
strerror(errno)); |
|
exit(EXIT_FAILURE); |
|
} |
|
pad -= todo; |
|
} |
|
} |
|
|
|
(void) munmap((void *)ptr, sbuf.st_size); |
|
(void) close (dfd); |
|
}
|
|
|