1 files changed, 54 insertions, 0 deletions
diff --git a/cmd/sha1sum.c b/cmd/sha1sum.c
new file mode 100644
index 0000000..783ea2e
--- /dev/null
+++ b/cmd/sha1sum.c
@@ -0,0 +1,54 @@
+/*
+ * (C) Copyright 2011
+ * Joe Hershberger, National Instruments, joe.hershberger@ni.com
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <hash.h>
+#include <u-boot/sha1.h>
+
+int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+	int flags = HASH_FLAG_ENV;
+	int ac;
+	char * const *av;
+
+	if (argc < 3)
+		return CMD_RET_USAGE;
+
+	av = argv + 1;
+	ac = argc - 1;
+#ifdef CONFIG_SHA1SUM_VERIFY
+	if (strcmp(*av, "-v") == 0) {
+		flags |= HASH_FLAG_VERIFY;
+		av++;
+		ac--;
+	}
+#endif
+
+	return hash_command("sha1", flags, cmdtp, flag, ac, av);
+}
+
+#ifdef CONFIG_SHA1SUM_VERIFY
+U_BOOT_CMD(
+	sha1sum,	5,	1,	do_sha1sum,
+	"compute SHA1 message digest",
+	"address count [[*]sum]\n"
+		"    - compute SHA1 message digest [save to sum]\n"
+	"sha1sum -v address count [*]sum\n"
+		"    - verify sha1sum of memory area"
+);
+#else
+U_BOOT_CMD(
+	sha1sum,	4,	1,	do_sha1sum,
+	"compute SHA1 message digest",
+	"address count [[*]sum]\n"
+		"    - compute SHA1 message digest [save to sum]"
+);
+#endif