*
* All rights reserved.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
+#include "imagetool.h"
#include "mkimage.h"
+
#include <image.h>
#include <u-boot/crc.h>
static image_header_t header;
-static int image_check_image_types (uint8_t type)
+static int image_check_image_types(uint8_t type)
{
- if ((type > IH_TYPE_INVALID) && (type < IH_TYPE_FLATDT))
+ if (((type > IH_TYPE_INVALID) && (type < IH_TYPE_FLATDT)) ||
+ (type == IH_TYPE_KERNEL_NOLOAD))
return EXIT_SUCCESS;
else
return EXIT_FAILURE;
}
-static int image_check_params (struct mkimage_params *params)
+static int image_check_params(struct image_tool_params *params)
{
return ((params->dflag && (params->fflag || params->lflag)) ||
(params->fflag && (params->dflag || params->lflag)) ||
(params->lflag && (params->dflag || params->fflag)));
}
-static int image_verify_header (unsigned char *ptr, int image_size,
- struct mkimage_params *params)
+static int image_verify_header(unsigned char *ptr, int image_size,
+ struct image_tool_params *params)
{
uint32_t len;
const unsigned char *data;
* checksum field for checking - this can't be done
* on the PROT_READ mapped data.
*/
- memcpy (hdr, ptr, sizeof(image_header_t));
+ memcpy(hdr, ptr, sizeof(image_header_t));
if (be32_to_cpu(hdr->ih_magic) != IH_MAGIC) {
- fprintf (stderr,
- "%s: Bad Magic Number: \"%s\" is no valid image\n",
- params->cmdname, params->imagefile);
+ debug("%s: Bad Magic Number: \"%s\" is no valid image\n",
+ params->cmdname, params->imagefile);
return -FDT_ERR_BADMAGIC;
}
checksum = be32_to_cpu(hdr->ih_hcrc);
hdr->ih_hcrc = cpu_to_be32(0); /* clear for re-calculation */
- if (crc32 (0, data, len) != checksum) {
- fprintf (stderr,
- "%s: ERROR: \"%s\" has bad header checksum!\n",
- params->cmdname, params->imagefile);
+ if (crc32(0, data, len) != checksum) {
+ debug("%s: ERROR: \"%s\" has bad header checksum!\n",
+ params->cmdname, params->imagefile);
return -FDT_ERR_BADSTATE;
}
len = image_size - sizeof(image_header_t) ;
checksum = be32_to_cpu(hdr->ih_dcrc);
- if (crc32 (0, data, len) != checksum) {
- fprintf (stderr,
- "%s: ERROR: \"%s\" has corrupted data!\n",
- params->cmdname, params->imagefile);
+ if (crc32(0, data, len) != checksum) {
+ debug("%s: ERROR: \"%s\" has corrupted data!\n",
+ params->cmdname, params->imagefile);
return -FDT_ERR_BADSTRUCTURE;
}
return 0;
}
-static void image_set_header (void *ptr, struct stat *sbuf, int ifd,
- struct mkimage_params *params)
+static void image_set_header(void *ptr, struct stat *sbuf, int ifd,
+ struct image_tool_params *params)
{
uint32_t checksum;
+ char *source_date_epoch;
+ time_t time;
image_header_t * hdr = (image_header_t *)ptr;
- checksum = crc32 (0,
+ checksum = crc32(0,
(const unsigned char *)(ptr +
sizeof(image_header_t)),
sbuf->st_size - sizeof(image_header_t));
+ source_date_epoch = getenv("SOURCE_DATE_EPOCH");
+ if (source_date_epoch != NULL) {
+ time = (time_t) strtol(source_date_epoch, NULL, 10);
+
+ if (gmtime(&time) == NULL) {
+ fprintf(stderr, "%s: SOURCE_DATE_EPOCH is not valid\n",
+ __func__);
+ time = 0;
+ }
+ } else {
+ time = sbuf->st_mtime;
+ }
+
/* Build new header */
- image_set_magic (hdr, IH_MAGIC);
- image_set_time (hdr, sbuf->st_mtime);
- image_set_size (hdr, sbuf->st_size - sizeof(image_header_t));
- image_set_load (hdr, params->addr);
- image_set_ep (hdr, params->ep);
- image_set_dcrc (hdr, checksum);
- image_set_os (hdr, params->os);
- image_set_arch (hdr, params->arch);
- image_set_type (hdr, params->type);
- image_set_comp (hdr, params->comp);
-
- image_set_name (hdr, params->imagename);
-
- checksum = crc32 (0, (const unsigned char *)hdr,
+ image_set_magic(hdr, IH_MAGIC);
+ image_set_time(hdr, time);
+ image_set_size(hdr, sbuf->st_size - sizeof(image_header_t));
+ image_set_load(hdr, params->addr);
+ image_set_ep(hdr, params->ep);
+ image_set_dcrc(hdr, checksum);
+ image_set_os(hdr, params->os);
+ image_set_arch(hdr, params->arch);
+ image_set_type(hdr, params->type);
+ image_set_comp(hdr, params->comp);
+
+ image_set_name(hdr, params->imagename);
+
+ checksum = crc32(0, (const unsigned char *)hdr,
sizeof(image_header_t));
- image_set_hcrc (hdr, checksum);
+ image_set_hcrc(hdr, checksum);
+}
+
+static int image_extract_subimage(void *ptr, struct image_tool_params *params)
+{
+ const image_header_t *hdr = (const image_header_t *)ptr;
+ ulong file_data;
+ ulong file_len;
+
+ if (image_check_type(hdr, IH_TYPE_MULTI)) {
+ ulong idx = params->pflag;
+ ulong count;
+
+ /* get the number of data files present in the image */
+ count = image_multi_count(hdr);
+
+ /* retrieve the "data file" at the idx position */
+ image_multi_getimg(hdr, idx, &file_data, &file_len);
+
+ if ((file_len == 0) || (idx >= count)) {
+ fprintf(stderr, "%s: No such data file %ld in \"%s\"\n",
+ params->cmdname, idx, params->imagefile);
+ return -1;
+ }
+ } else {
+ file_data = image_get_data(hdr);
+ file_len = image_get_size(hdr);
+ }
+
+ /* save the "data file" into the file system */
+ return imagetool_save_subimage(params->outfile, file_data, file_len);
}
/*
* Default image type parameters definition
*/
-static struct image_type_params defimage_params = {
- .name = "Default Image support",
- .header_size = sizeof(image_header_t),
- .hdr = (void*)&header,
- .check_image_type = image_check_image_types,
- .verify_header = image_verify_header,
- .print_header = image_print_contents,
- .set_header = image_set_header,
- .check_params = image_check_params,
-};
-
-void init_default_image_type (void)
-{
- mkimage_register (&defimage_params);
-}
+U_BOOT_IMAGE_TYPE(
+ defimage,
+ "Default Image support",
+ sizeof(image_header_t),
+ (void *)&header,
+ image_check_params,
+ image_verify_header,
+ image_print_contents,
+ image_set_header,
+ image_extract_subimage,
+ image_check_image_types,
+ NULL,
+ NULL
+);