LG Optimus Black (P970) codename sniper support

[karo-tx-uboot.git] / tools / default_image.c

diff --git a/tools/default_image.c b/tools/default_image.c
index fd8b9f5f15420bd0a9bfb6d90cf12eafc23368d6..18940af5b532a1a0e3c6e6d28dc027e48f05b836 100644 (file)
--- a/tools/default_image.c
+++ b/tools/default_image.c
@@ -14,7 +14,9 @@
  * SPDX-License-Identifier:    GPL-2.0+
  */
 
+#include "imagetool.h"
 #include "mkimage.h"
+
 #include <image.h>
 #include <u-boot/crc.h>
 
@@ -29,7 +31,7 @@ static int image_check_image_types(uint8_t type)
                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)) ||
@@ -37,7 +39,7 @@ static int image_check_params(struct mkimage_params *params)
 }
 
 static int image_verify_header(unsigned char *ptr, int image_size,
-                       struct mkimage_params *params)
+                       struct image_tool_params *params)
 {
        uint32_t len;
        const unsigned char *data;
@@ -53,9 +55,8 @@ static int image_verify_header(unsigned char *ptr, int image_size,
        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;
        }
 
@@ -66,9 +67,8 @@ static int image_verify_header(unsigned char *ptr, int image_size,
        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);
+               debug("%s: ERROR: \"%s\" has bad header checksum!\n",
+                     params->cmdname, params->imagefile);
                return -FDT_ERR_BADSTATE;
        }
 
@@ -77,18 +77,20 @@ static int image_verify_header(unsigned char *ptr, int image_size,
 
        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);
+               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)
+                               struct image_tool_params *params)
 {
        uint32_t checksum;
+       char *source_date_epoch;
+       struct tm *time_universal;
+       time_t time;
 
        image_header_t * hdr = (image_header_t *)ptr;
 
@@ -97,9 +99,25 @@ static void image_set_header(void *ptr, struct stat *sbuf, int ifd,
                                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);
+
+               time_universal = gmtime(&time);
+               if (time_universal == NULL) {
+                       fprintf(stderr, "%s: SOURCE_DATE_EPOCH is not valid\n",
+                               __func__);
+                       time = 0;
+               } else {
+                       time = mktime(time_universal);
+               }
+       } else {
+               time = sbuf->st_mtime;
+       }
+
        /* Build new header */
        image_set_magic(hdr, IH_MAGIC);
-       image_set_time(hdr, sbuf->st_mtime);
+       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);
@@ -117,21 +135,50 @@ static void image_set_header(void *ptr, struct stat *sbuf, int ifd,
        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
+);