Add qemu 2.4.0

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

diff --git a/qemu/roms/u-boot/tools/fit_common.c b/qemu/roms/u-boot/tools/fit_common.c
new file mode 100644 (file)
index 0000000..ee1767b
--- /dev/null
+++ b/qemu/roms/u-boot/tools/fit_common.c
@@ -0,0 +1,86 @@
+/*
+ * (C) Copyright 2014
+ * DENX Software Engineering
+ * Heiko Schocher <hs@denx.de>
+ *
+ * (C) Copyright 2008 Semihalf
+ *
+ * (C) Copyright 2000-2004
+ * DENX Software Engineering
+ * Wolfgang Denk, wd@denx.de
+ *
+ * Updated-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *             FIT image specific code abstracted from mkimage.c
+ *             some functions added to address abstraction
+ *
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include "imagetool.h"
+#include "mkimage.h"
+#include "fit_common.h"
+#include <image.h>
+#include <u-boot/crc.h>
+
+int fit_verify_header(unsigned char *ptr, int image_size,
+                       struct image_tool_params *params)
+{
+       return fdt_check_header(ptr);
+}
+
+int fit_check_image_types(uint8_t type)
+{
+       if (type == IH_TYPE_FLATDT)
+               return EXIT_SUCCESS;
+       else
+               return EXIT_FAILURE;
+}
+
+int mmap_fdt(char *cmdname, const char *fname, void **blobp,
+               struct stat *sbuf, int useunlink)
+{
+       void *ptr;
+       int fd;
+
+       /* Load FIT blob into memory (we need to write hashes/signatures) */
+       fd = open(fname, O_RDWR | O_BINARY);
+
+       if (fd < 0) {
+               fprintf(stderr, "%s: Can't open %s: %s\n",
+                       cmdname, fname, strerror(errno));
+               if (useunlink)
+                       unlink(fname);
+               return -1;
+       }
+
+       if (fstat(fd, sbuf) < 0) {
+               fprintf(stderr, "%s: Can't stat %s: %s\n",
+                       cmdname, fname, strerror(errno));
+               if (useunlink)
+                       unlink(fname);
+               return -1;
+       }
+
+       errno = 0;
+       ptr = mmap(0, sbuf->st_size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
+       if ((ptr == MAP_FAILED) || (errno != 0)) {
+               fprintf(stderr, "%s: Can't read %s: %s\n",
+                       cmdname, fname, strerror(errno));
+               if (useunlink)
+                       unlink(fname);
+               return -1;
+       }
+
+       /* check if ptr has a valid blob */
+       if (fdt_check_header(ptr)) {
+               fprintf(stderr, "%s: Invalid FIT blob\n", cmdname);
+               if (useunlink)
+                       unlink(fname);
+               return -1;
+       }
+
+       *blobp = ptr;
+       return fd;
+}