Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / tools / ubsha1.c

diff --git a/qemu/roms/u-boot/tools/ubsha1.c b/qemu/roms/u-boot/tools/ubsha1.c
new file mode 100644 (file)
index 0000000..1041588
--- /dev/null
+++ b/qemu/roms/u-boot/tools/ubsha1.c
@@ -0,0 +1,84 @@
+/*
+ * (C) Copyright 2007
+ * Heiko Schocher, DENX Software Engineering, <hs@denx.de>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include "os_support.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/stat.h>
+#include "sha1.h"
+
+int main (int argc, char **argv)
+{
+       unsigned char output[20];
+       int i, len;
+
+       char    *imagefile;
+       char    *cmdname = *argv;
+       unsigned char   *ptr;
+       unsigned char   *data;
+       struct stat sbuf;
+       unsigned char   *ptroff;
+       int     ifd;
+       int     off;
+
+       if (argc > 1) {
+               imagefile = argv[1];
+               ifd = open (imagefile, O_RDWR|O_BINARY);
+               if (ifd < 0) {
+                       fprintf (stderr, "%s: Can't open %s: %s\n",
+                               cmdname, imagefile, strerror(errno));
+                       exit (EXIT_FAILURE);
+               }
+               if (fstat (ifd, &sbuf) < 0) {
+                       fprintf (stderr, "%s: Can't stat %s: %s\n",
+                               cmdname, imagefile, strerror(errno));
+                       exit (EXIT_FAILURE);
+               }
+               len = sbuf.st_size;
+               ptr = (unsigned char *)mmap(0, len,
+                                   PROT_READ, MAP_SHARED, ifd, 0);
+               if (ptr == (unsigned char *)MAP_FAILED) {
+                       fprintf (stderr, "%s: Can't read %s: %s\n",
+                               cmdname, imagefile, strerror(errno));
+                       exit (EXIT_FAILURE);
+               }
+
+               /* create a copy, so we can blank out the sha1 sum */
+               data = malloc (len);
+               memcpy (data, ptr, len);
+               off = SHA1_SUM_POS;
+               ptroff = &data[len +  off];
+               for (i = 0; i < SHA1_SUM_LEN; i++) {
+                       ptroff[i] = 0;
+               }
+
+               sha1_csum ((unsigned char *) data, len, (unsigned char *)output);
+
+               printf ("U-Boot sum:\n");
+               for (i = 0; i < 20 ; i++) {
+                   printf ("%02X ", output[i]);
+               }
+               printf ("\n");
+               /* overwrite the sum in the bin file, with the actual */
+               lseek (ifd, SHA1_SUM_POS, SEEK_END);
+               if (write (ifd, output, SHA1_SUM_LEN) != SHA1_SUM_LEN) {
+                       fprintf (stderr, "%s: Can't write %s: %s\n",
+                               cmdname, imagefile, strerror(errno));
+                       exit (EXIT_FAILURE);
+               }
+
+               free (data);
+               (void) munmap((void *)ptr, len);
+               (void) close (ifd);
+       }
+
+       return EXIT_SUCCESS;
+}