1 files changed, 63 insertions, 0 deletions
diff --git a/src/libstrongswan/fips/fips_signer.c b/src/libstrongswan/fips/fips_signer.c
new file mode 100644
index 000000000..7fb61d5b7
--- /dev/null
+++ b/src/libstrongswan/fips/fips_signer.c
@@ -0,0 +1,63 @@
+/**
+ * @file fips_signer.c
+ * 
+ * @brief Computes a HMAC signature and stores it in fips_signature.h.
+ * 
+ */
+
+/*
+ * Copyright (C) 2007 Bruno Krieg, Daniel Wydler
+ * Hochschule fuer Technik Rapperswil, Switzerland
+ *
+ * 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.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+#include <stdio.h>
+
+#include <crypto/hashers/hasher.h>
+#include "fips.h"
+
+int main(int argc, char* argv[])
+{
+	FILE *f;
+	char *hmac_key = "strongSwan Version " VERSION;
+	char  hmac_signature[BUF_LEN];
+
+	if (!fips_compute_hmac_signature(hmac_key, hmac_signature))
+	{
+		exit(1);
+	}
+	
+	/**
+     * write computed HMAC signature to fips_signature.h
+	 */
+	f = fopen("fips_signature.h", "wt");
+
+	if (f == NULL)
+	{
+		exit(1);
+	}
+	fprintf(f, "/* SHA-1 HMAC signature computed over TEXT and RODATA of libstrongswan\n");
+	fprintf(f, " *\n");
+	fprintf(f, " * This file has been automatically generated by fips_signer\n");
+	fprintf(f, " * Do not edit manually!\n");
+	fprintf(f, " */\n");
+	fprintf(f, "\n");
+	fprintf(f, "#ifndef FIPS_SIGNATURE_H_\n");
+	fprintf(f, "#define FIPS_SIGNATURE_H_\n");
+	fprintf(f, "\n");
+	fprintf(f, "const char *hmac_key = \"%s\";\n", hmac_key);
+	fprintf(f, "const char *hmac_signature = \"%s\";\n", hmac_signature);
+	fprintf(f, "\n");
+	fprintf(f, "#endif /* FIPS_SIGNATURE_H_ */\n");
+	fclose(f);
+	exit(0);
+}