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authorSimon L. B. Nielsen <simon@FreeBSD.org>2008-08-23 10:51:00 +0000
committerSimon L. B. Nielsen <simon@FreeBSD.org>2008-08-23 10:51:00 +0000
commitc4a78426bef17a0a7c81195c2b2399e7441f14ad (patch)
tree596c39f00d5968b1519e8cd7f0546412b14c20f0 /crypto/ecdsa
parenta0ddfe4e7233d81e88a86217b7653708db2720fa (diff)
downloadsrc-c4a78426bef17a0a7c81195c2b2399e7441f14ad.tar.gz
src-c4a78426bef17a0a7c81195c2b2399e7441f14ad.zip
Flatten OpenSSL vendor tree.
Notes
Notes: svn path=/vendor-crypto/openssl/dist/; revision=182044
Diffstat (limited to 'crypto/ecdsa')
-rw-r--r--crypto/ecdsa/Makefile125
-rw-r--r--crypto/ecdsa/ecdsa.h271
-rw-r--r--crypto/ecdsa/ecdsatest.c500
-rw-r--r--crypto/ecdsa/ecs_asn1.c67
-rw-r--r--crypto/ecdsa/ecs_err.c104
-rw-r--r--crypto/ecdsa/ecs_lib.c261
-rw-r--r--crypto/ecdsa/ecs_locl.h107
-rw-r--r--crypto/ecdsa/ecs_ossl.c455
-rw-r--r--crypto/ecdsa/ecs_sign.c104
-rw-r--r--crypto/ecdsa/ecs_vrf.c96
10 files changed, 2090 insertions, 0 deletions
diff --git a/crypto/ecdsa/Makefile b/crypto/ecdsa/Makefile
new file mode 100644
index 000000000000..16a93cd3ae83
--- /dev/null
+++ b/crypto/ecdsa/Makefile
@@ -0,0 +1,125 @@
+#
+# crypto/ecdsa/Makefile
+#
+
+DIR= ecdsa
+TOP= ../..
+CC= cc
+INCLUDES= -I.. -I$(TOP) -I../../include
+CFLAG=-g -Wall
+MAKEFILE= Makefile
+AR= ar r
+
+CFLAGS= $(INCLUDES) $(CFLAG)
+
+GENERAL=Makefile
+TEST=ecdsatest.c
+APPS=
+
+LIB=$(TOP)/libcrypto.a
+LIBSRC= ecs_lib.c ecs_asn1.c ecs_ossl.c ecs_sign.c ecs_vrf.c ecs_err.c
+
+LIBOBJ= ecs_lib.o ecs_asn1.o ecs_ossl.o ecs_sign.o ecs_vrf.o ecs_err.o
+
+SRC= $(LIBSRC)
+
+EXHEADER= ecdsa.h
+HEADER= ecs_locl.h $(EXHEADER)
+
+ALL= $(GENERAL) $(SRC) $(HEADER)
+
+top:
+ (cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all)
+
+all: lib
+
+lib: $(LIBOBJ)
+ $(AR) $(LIB) $(LIBOBJ)
+ $(RANLIB) $(LIB) || echo Never mind.
+ @touch lib
+
+files:
+ $(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
+
+links:
+ @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER)
+ @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST)
+ @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS)
+
+install:
+ @[ -n "$(INSTALLTOP)" ] # should be set by top Makefile...
+ @headerlist="$(EXHEADER)"; for i in $$headerlist; \
+ do \
+ (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
+ chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
+ done;
+
+tags:
+ ctags $(SRC)
+
+tests:
+
+lint:
+ lint -DLINT $(INCLUDES) $(SRC)>fluff
+
+depend:
+ @[ -n "$(MAKEDEPEND)" ] # should be set by upper Makefile...
+ $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(PROGS) $(LIBSRC)
+
+dclean:
+ $(PERL) -pe 'if (/^# DO NOT DELETE THIS LINE/) {print; exit(0);}' $(MAKEFILE) >Makefile.new
+ mv -f Makefile.new $(MAKEFILE)
+
+clean:
+ rm -f *.o */*.o *.obj lib tags core .pure .nfs* *.old *.bak fluff
+
+# DO NOT DELETE THIS LINE -- make depend depends on it.
+
+ecs_asn1.o: ../../include/openssl/asn1.h ../../include/openssl/asn1t.h
+ecs_asn1.o: ../../include/openssl/bio.h ../../include/openssl/crypto.h
+ecs_asn1.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
+ecs_asn1.o: ../../include/openssl/ecdsa.h ../../include/openssl/err.h
+ecs_asn1.o: ../../include/openssl/lhash.h ../../include/openssl/opensslconf.h
+ecs_asn1.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+ecs_asn1.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+ecs_asn1.o: ../../include/openssl/symhacks.h ecs_asn1.c ecs_locl.h
+ecs_err.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+ecs_err.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+ecs_err.o: ../../include/openssl/ec.h ../../include/openssl/ecdsa.h
+ecs_err.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+ecs_err.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+ecs_err.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h
+ecs_err.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+ecs_err.o: ecs_err.c
+ecs_lib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+ecs_lib.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
+ecs_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
+ecs_lib.o: ../../include/openssl/ecdsa.h ../../include/openssl/engine.h
+ecs_lib.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
+ecs_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h
+ecs_lib.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h
+ecs_lib.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h
+ecs_lib.o: ecs_lib.c ecs_locl.h
+ecs_ossl.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+ecs_ossl.o: ../../include/openssl/bn.h ../../include/openssl/crypto.h
+ecs_ossl.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h
+ecs_ossl.o: ../../include/openssl/ecdsa.h ../../include/openssl/err.h
+ecs_ossl.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
+ecs_ossl.o: ../../include/openssl/opensslconf.h
+ecs_ossl.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+ecs_ossl.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+ecs_ossl.o: ../../include/openssl/symhacks.h ecs_locl.h ecs_ossl.c
+ecs_sign.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+ecs_sign.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+ecs_sign.o: ../../include/openssl/ec.h ../../include/openssl/ecdsa.h
+ecs_sign.o: ../../include/openssl/engine.h ../../include/openssl/opensslconf.h
+ecs_sign.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+ecs_sign.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+ecs_sign.o: ../../include/openssl/symhacks.h ecs_locl.h ecs_sign.c
+ecs_vrf.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
+ecs_vrf.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
+ecs_vrf.o: ../../include/openssl/ec.h ../../include/openssl/ecdsa.h
+ecs_vrf.o: ../../include/openssl/engine.h ../../include/openssl/opensslconf.h
+ecs_vrf.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
+ecs_vrf.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
+ecs_vrf.o: ../../include/openssl/symhacks.h ecs_locl.h ecs_vrf.c
diff --git a/crypto/ecdsa/ecdsa.h b/crypto/ecdsa/ecdsa.h
new file mode 100644
index 000000000000..f20c8ee7381e
--- /dev/null
+++ b/crypto/ecdsa/ecdsa.h
@@ -0,0 +1,271 @@
+/* crypto/ecdsa/ecdsa.h */
+/**
+ * \file crypto/ecdsa/ecdsa.h Include file for the OpenSSL ECDSA functions
+ * \author Written by Nils Larsch for the OpenSSL project
+ */
+/* ====================================================================
+ * Copyright (c) 2000-2003 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+#ifndef HEADER_ECDSA_H
+#define HEADER_ECDSA_H
+
+#include <openssl/opensslconf.h>
+
+#ifdef OPENSSL_NO_ECDSA
+#error ECDSA is disabled.
+#endif
+
+#include <openssl/ec.h>
+#include <openssl/ossl_typ.h>
+#ifndef OPENSSL_NO_DEPRECATED
+#include <openssl/bn.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct ECDSA_SIG_st
+ {
+ BIGNUM *r;
+ BIGNUM *s;
+ } ECDSA_SIG;
+
+/** ECDSA_SIG *ECDSA_SIG_new(void)
+ * allocates and initialize a ECDSA_SIG structure
+ * \return pointer to a ECDSA_SIG structure or NULL if an error occurred
+ */
+ECDSA_SIG *ECDSA_SIG_new(void);
+
+/** ECDSA_SIG_free
+ * frees a ECDSA_SIG structure
+ * \param a pointer to the ECDSA_SIG structure
+ */
+void ECDSA_SIG_free(ECDSA_SIG *a);
+
+/** i2d_ECDSA_SIG
+ * DER encode content of ECDSA_SIG object (note: this function modifies *pp
+ * (*pp += length of the DER encoded signature)).
+ * \param a pointer to the ECDSA_SIG object
+ * \param pp pointer to a unsigned char pointer for the output or NULL
+ * \return the length of the DER encoded ECDSA_SIG object or 0
+ */
+int i2d_ECDSA_SIG(const ECDSA_SIG *a, unsigned char **pp);
+
+/** d2i_ECDSA_SIG
+ * decodes a DER encoded ECDSA signature (note: this function changes *pp
+ * (*pp += len)).
+ * \param v pointer to ECDSA_SIG pointer (may be NULL)
+ * \param pp buffer with the DER encoded signature
+ * \param len bufferlength
+ * \return pointer to the decoded ECDSA_SIG structure (or NULL)
+ */
+ECDSA_SIG *d2i_ECDSA_SIG(ECDSA_SIG **v, const unsigned char **pp, long len);
+
+/** ECDSA_do_sign
+ * computes the ECDSA signature of the given hash value using
+ * the supplied private key and returns the created signature.
+ * \param dgst pointer to the hash value
+ * \param dgst_len length of the hash value
+ * \param eckey pointer to the EC_KEY object containing a private EC key
+ * \return pointer to a ECDSA_SIG structure or NULL
+ */
+ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst,int dgst_len,EC_KEY *eckey);
+
+/** ECDSA_do_sign_ex
+ * computes ECDSA signature of a given hash value using the supplied
+ * private key (note: sig must point to ECDSA_size(eckey) bytes of memory).
+ * \param dgst pointer to the hash value to sign
+ * \param dgstlen length of the hash value
+ * \param kinv optional pointer to a pre-computed inverse k
+ * \param rp optional pointer to the pre-computed rp value (see
+ * ECDSA_sign_setup
+ * \param eckey pointer to the EC_KEY object containing a private EC key
+ * \return pointer to a ECDSA_SIG structure or NULL
+ */
+ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dgstlen,
+ const BIGNUM *kinv, const BIGNUM *rp, EC_KEY *eckey);
+
+/** ECDSA_do_verify
+ * verifies that the supplied signature is a valid ECDSA
+ * signature of the supplied hash value using the supplied public key.
+ * \param dgst pointer to the hash value
+ * \param dgst_len length of the hash value
+ * \param sig pointer to the ECDSA_SIG structure
+ * \param eckey pointer to the EC_KEY object containing a public EC key
+ * \return 1 if the signature is valid, 0 if the signature is invalid and -1 on error
+ */
+int ECDSA_do_verify(const unsigned char *dgst, int dgst_len,
+ const ECDSA_SIG *sig, EC_KEY* eckey);
+
+const ECDSA_METHOD *ECDSA_OpenSSL(void);
+
+/** ECDSA_set_default_method
+ * sets the default ECDSA method
+ * \param meth the new default ECDSA_METHOD
+ */
+void ECDSA_set_default_method(const ECDSA_METHOD *meth);
+
+/** ECDSA_get_default_method
+ * returns the default ECDSA method
+ * \return pointer to ECDSA_METHOD structure containing the default method
+ */
+const ECDSA_METHOD *ECDSA_get_default_method(void);
+
+/** ECDSA_set_method
+ * sets method to be used for the ECDSA operations
+ * \param eckey pointer to the EC_KEY object
+ * \param meth pointer to the new method
+ * \return 1 on success and 0 otherwise
+ */
+int ECDSA_set_method(EC_KEY *eckey, const ECDSA_METHOD *meth);
+
+/** ECDSA_size
+ * returns the maximum length of the DER encoded signature
+ * \param eckey pointer to a EC_KEY object
+ * \return numbers of bytes required for the DER encoded signature
+ */
+int ECDSA_size(const EC_KEY *eckey);
+
+/** ECDSA_sign_setup
+ * precompute parts of the signing operation.
+ * \param eckey pointer to the EC_KEY object containing a private EC key
+ * \param ctx pointer to a BN_CTX object (may be NULL)
+ * \param kinv pointer to a BIGNUM pointer for the inverse of k
+ * \param rp pointer to a BIGNUM pointer for x coordinate of k * generator
+ * \return 1 on success and 0 otherwise
+ */
+int ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx, BIGNUM **kinv,
+ BIGNUM **rp);
+
+/** ECDSA_sign
+ * computes ECDSA signature of a given hash value using the supplied
+ * private key (note: sig must point to ECDSA_size(eckey) bytes of memory).
+ * \param type this parameter is ignored
+ * \param dgst pointer to the hash value to sign
+ * \param dgstlen length of the hash value
+ * \param sig buffer to hold the DER encoded signature
+ * \param siglen pointer to the length of the returned signature
+ * \param eckey pointer to the EC_KEY object containing a private EC key
+ * \return 1 on success and 0 otherwise
+ */
+int ECDSA_sign(int type, const unsigned char *dgst, int dgstlen,
+ unsigned char *sig, unsigned int *siglen, EC_KEY *eckey);
+
+
+/** ECDSA_sign_ex
+ * computes ECDSA signature of a given hash value using the supplied
+ * private key (note: sig must point to ECDSA_size(eckey) bytes of memory).
+ * \param type this parameter is ignored
+ * \param dgst pointer to the hash value to sign
+ * \param dgstlen length of the hash value
+ * \param sig buffer to hold the DER encoded signature
+ * \param siglen pointer to the length of the returned signature
+ * \param kinv optional pointer to a pre-computed inverse k
+ * \param rp optional pointer to the pre-computed rp value (see
+ * ECDSA_sign_setup
+ * \param eckey pointer to the EC_KEY object containing a private EC key
+ * \return 1 on success and 0 otherwise
+ */
+int ECDSA_sign_ex(int type, const unsigned char *dgst, int dgstlen,
+ unsigned char *sig, unsigned int *siglen, const BIGNUM *kinv,
+ const BIGNUM *rp, EC_KEY *eckey);
+
+/** ECDSA_verify
+ * verifies that the given signature is valid ECDSA signature
+ * of the supplied hash value using the specified public key.
+ * \param type this parameter is ignored
+ * \param dgst pointer to the hash value
+ * \param dgstlen length of the hash value
+ * \param sig pointer to the DER encoded signature
+ * \param siglen length of the DER encoded signature
+ * \param eckey pointer to the EC_KEY object containing a public EC key
+ * \return 1 if the signature is valid, 0 if the signature is invalid and -1 on error
+ */
+int ECDSA_verify(int type, const unsigned char *dgst, int dgstlen,
+ const unsigned char *sig, int siglen, EC_KEY *eckey);
+
+/* the standard ex_data functions */
+int ECDSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new
+ *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
+int ECDSA_set_ex_data(EC_KEY *d, int idx, void *arg);
+void *ECDSA_get_ex_data(EC_KEY *d, int idx);
+
+
+/* BEGIN ERROR CODES */
+/* The following lines are auto generated by the script mkerr.pl. Any changes
+ * made after this point may be overwritten when the script is next run.
+ */
+void ERR_load_ECDSA_strings(void);
+
+/* Error codes for the ECDSA functions. */
+
+/* Function codes. */
+#define ECDSA_F_ECDSA_DATA_NEW_METHOD 100
+#define ECDSA_F_ECDSA_DO_SIGN 101
+#define ECDSA_F_ECDSA_DO_VERIFY 102
+#define ECDSA_F_ECDSA_SIGN_SETUP 103
+
+/* Reason codes. */
+#define ECDSA_R_BAD_SIGNATURE 100
+#define ECDSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 101
+#define ECDSA_R_ERR_EC_LIB 102
+#define ECDSA_R_MISSING_PARAMETERS 103
+#define ECDSA_R_NEED_NEW_SETUP_VALUES 106
+#define ECDSA_R_RANDOM_NUMBER_GENERATION_FAILED 104
+#define ECDSA_R_SIGNATURE_MALLOC_FAILED 105
+
+#ifdef __cplusplus
+}
+#endif
+#endif
diff --git a/crypto/ecdsa/ecdsatest.c b/crypto/ecdsa/ecdsatest.c
new file mode 100644
index 000000000000..59be39bb41c0
--- /dev/null
+++ b/crypto/ecdsa/ecdsatest.c
@@ -0,0 +1,500 @@
+/* crypto/ecdsa/ecdsatest.c */
+/*
+ * Written by Nils Larsch for the OpenSSL project.
+ */
+/* ====================================================================
+ * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+/* ====================================================================
+ * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
+ *
+ * Portions of the attached software ("Contribution") are developed by
+ * SUN MICROSYSTEMS, INC., and are contributed to the OpenSSL project.
+ *
+ * The Contribution is licensed pursuant to the OpenSSL open source
+ * license provided above.
+ *
+ * The elliptic curve binary polynomial software is originally written by
+ * Sheueling Chang Shantz and Douglas Stebila of Sun Microsystems Laboratories.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <openssl/opensslconf.h> /* To see if OPENSSL_NO_ECDSA is defined */
+
+#ifdef OPENSSL_NO_ECDSA
+int main(int argc, char * argv[])
+ {
+ puts("Elliptic curves are disabled.");
+ return 0;
+ }
+#else
+
+#include <openssl/crypto.h>
+#include <openssl/bio.h>
+#include <openssl/evp.h>
+#include <openssl/bn.h>
+#include <openssl/ecdsa.h>
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
+#include <openssl/err.h>
+#include <openssl/rand.h>
+
+static const char rnd_seed[] = "string to make the random number generator "
+ "think it has entropy";
+
+/* declaration of the test functions */
+int x9_62_tests(BIO *);
+int x9_62_test_internal(BIO *out, int nid, const char *r, const char *s);
+int test_builtin(BIO *);
+
+/* functions to change the RAND_METHOD */
+int change_rand(void);
+int restore_rand(void);
+int fbytes(unsigned char *buf, int num);
+
+RAND_METHOD fake_rand;
+const RAND_METHOD *old_rand;
+
+int change_rand(void)
+ {
+ /* save old rand method */
+ if ((old_rand = RAND_get_rand_method()) == NULL)
+ return 0;
+
+ fake_rand.seed = old_rand->seed;
+ fake_rand.cleanup = old_rand->cleanup;
+ fake_rand.add = old_rand->add;
+ fake_rand.status = old_rand->status;
+ /* use own random function */
+ fake_rand.bytes = fbytes;
+ fake_rand.pseudorand = old_rand->bytes;
+ /* set new RAND_METHOD */
+ if (!RAND_set_rand_method(&fake_rand))
+ return 0;
+ return 1;
+ }
+
+int restore_rand(void)
+ {
+ if (!RAND_set_rand_method(old_rand))
+ return 0;
+ else
+ return 1;
+ }
+
+static int fbytes_counter = 0;
+static const char *numbers[8] = {
+ "651056770906015076056810763456358567190100156695615665659",
+ "6140507067065001063065065565667405560006161556565665656654",
+ "8763001015071075675010661307616710783570106710677817767166"
+ "71676178726717",
+ "7000000175690566466555057817571571075705015757757057795755"
+ "55657156756655",
+ "1275552191113212300012030439187146164646146646466749494799",
+ "1542725565216523985789236956265265265235675811949404040041",
+ "1456427555219115346513212300075341203043918714616464614664"
+ "64667494947990",
+ "1712787255652165239672857892369562652652652356758119494040"
+ "40041670216363"};
+
+int fbytes(unsigned char *buf, int num)
+ {
+ int ret;
+ BIGNUM *tmp = NULL;
+
+ if (fbytes_counter >= 8)
+ return 0;
+ tmp = BN_new();
+ if (!tmp)
+ return 0;
+ if (!BN_dec2bn(&tmp, numbers[fbytes_counter]))
+ {
+ BN_free(tmp);
+ return 0;
+ }
+ fbytes_counter ++;
+ ret = BN_bn2bin(tmp, buf);
+ if (ret == 0 || ret != num)
+ ret = 0;
+ else
+ ret = 1;
+ if (tmp)
+ BN_free(tmp);
+ return ret;
+ }
+
+/* some tests from the X9.62 draft */
+int x9_62_test_internal(BIO *out, int nid, const char *r_in, const char *s_in)
+ {
+ int ret = 0;
+ const char message[] = "abc";
+ unsigned char digest[20];
+ unsigned int dgst_len = 0;
+ EVP_MD_CTX md_ctx;
+ EC_KEY *key = NULL;
+ ECDSA_SIG *signature = NULL;
+ BIGNUM *r = NULL, *s = NULL;
+
+ EVP_MD_CTX_init(&md_ctx);
+ /* get the message digest */
+ EVP_DigestInit(&md_ctx, EVP_ecdsa());
+ EVP_DigestUpdate(&md_ctx, (const void*)message, 3);
+ EVP_DigestFinal(&md_ctx, digest, &dgst_len);
+
+ BIO_printf(out, "testing %s: ", OBJ_nid2sn(nid));
+ /* create the key */
+ if ((key = EC_KEY_new_by_curve_name(nid)) == NULL)
+ goto x962_int_err;
+ if (!EC_KEY_generate_key(key))
+ goto x962_int_err;
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* create the signature */
+ signature = ECDSA_do_sign(digest, 20, key);
+ if (signature == NULL)
+ goto x962_int_err;
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* compare the created signature with the expected signature */
+ if ((r = BN_new()) == NULL || (s = BN_new()) == NULL)
+ goto x962_int_err;
+ if (!BN_dec2bn(&r, r_in) ||
+ !BN_dec2bn(&s, s_in))
+ goto x962_int_err;
+ if (BN_cmp(signature->r ,r) || BN_cmp(signature->s, s))
+ goto x962_int_err;
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* verify the signature */
+ if (ECDSA_do_verify(digest, 20, signature, key) != 1)
+ goto x962_int_err;
+ BIO_printf(out, ".");
+ BIO_flush(out);
+
+ BIO_printf(out, " ok\n");
+ ret = 1;
+x962_int_err:
+ if (!ret)
+ BIO_printf(out, " failed\n");
+ if (key)
+ EC_KEY_free(key);
+ if (signature)
+ ECDSA_SIG_free(signature);
+ if (r)
+ BN_free(r);
+ if (s)
+ BN_free(s);
+ EVP_MD_CTX_cleanup(&md_ctx);
+ return ret;
+ }
+
+int x9_62_tests(BIO *out)
+ {
+ int ret = 0;
+
+ BIO_printf(out, "some tests from X9.62:\n");
+
+ /* set own rand method */
+ if (!change_rand())
+ goto x962_err;
+
+ if (!x9_62_test_internal(out, NID_X9_62_prime192v1,
+ "3342403536405981729393488334694600415596881826869351677613",
+ "5735822328888155254683894997897571951568553642892029982342"))
+ goto x962_err;
+ if (!x9_62_test_internal(out, NID_X9_62_prime239v1,
+ "3086361431751678114926225473006680188549593787585317781474"
+ "62058306432176",
+ "3238135532097973577080787768312505059318910517550078427819"
+ "78505179448783"))
+ goto x962_err;
+ if (!x9_62_test_internal(out, NID_X9_62_c2tnb191v1,
+ "87194383164871543355722284926904419997237591535066528048",
+ "308992691965804947361541664549085895292153777025772063598"))
+ goto x962_err;
+ if (!x9_62_test_internal(out, NID_X9_62_c2tnb239v1,
+ "2159633321041961198501834003903461262881815148684178964245"
+ "5876922391552",
+ "1970303740007316867383349976549972270528498040721988191026"
+ "49413465737174"))
+ goto x962_err;
+
+ ret = 1;
+x962_err:
+ if (!restore_rand())
+ ret = 0;
+ return ret;
+ }
+
+int test_builtin(BIO *out)
+ {
+ EC_builtin_curve *curves = NULL;
+ size_t crv_len = 0, n = 0;
+ EC_KEY *eckey = NULL, *wrong_eckey = NULL;
+ EC_GROUP *group;
+ unsigned char digest[20], wrong_digest[20];
+ unsigned char *signature = NULL;
+ unsigned int sig_len;
+ int nid, ret = 0;
+
+ /* fill digest values with some random data */
+ if (!RAND_pseudo_bytes(digest, 20) ||
+ !RAND_pseudo_bytes(wrong_digest, 20))
+ {
+ BIO_printf(out, "ERROR: unable to get random data\n");
+ goto builtin_err;
+ }
+
+ /* create and verify a ecdsa signature with every availble curve
+ * (with ) */
+ BIO_printf(out, "\ntesting ECDSA_sign() and ECDSA_verify() "
+ "with some internal curves:\n");
+
+ /* get a list of all internal curves */
+ crv_len = EC_get_builtin_curves(NULL, 0);
+
+ curves = OPENSSL_malloc(sizeof(EC_builtin_curve) * crv_len);
+
+ if (curves == NULL)
+ {
+ BIO_printf(out, "malloc error\n");
+ goto builtin_err;
+ }
+
+ if (!EC_get_builtin_curves(curves, crv_len))
+ {
+ BIO_printf(out, "unable to get internal curves\n");
+ goto builtin_err;
+ }
+
+ /* now create and verify a signature for every curve */
+ for (n = 0; n < crv_len; n++)
+ {
+ unsigned char dirt, offset;
+
+ nid = curves[n].nid;
+ if (nid == NID_ipsec4)
+ continue;
+ /* create new ecdsa key (== EC_KEY) */
+ if ((eckey = EC_KEY_new()) == NULL)
+ goto builtin_err;
+ group = EC_GROUP_new_by_curve_name(nid);
+ if (group == NULL)
+ goto builtin_err;
+ if (EC_KEY_set_group(eckey, group) == 0)
+ goto builtin_err;
+ EC_GROUP_free(group);
+ if (EC_GROUP_get_degree(EC_KEY_get0_group(eckey)) < 160)
+ /* drop the curve */
+ {
+ EC_KEY_free(eckey);
+ eckey = NULL;
+ continue;
+ }
+ BIO_printf(out, "%s: ", OBJ_nid2sn(nid));
+ /* create key */
+ if (!EC_KEY_generate_key(eckey))
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+ /* create second key */
+ if ((wrong_eckey = EC_KEY_new()) == NULL)
+ goto builtin_err;
+ group = EC_GROUP_new_by_curve_name(nid);
+ if (group == NULL)
+ goto builtin_err;
+ if (EC_KEY_set_group(wrong_eckey, group) == 0)
+ goto builtin_err;
+ EC_GROUP_free(group);
+ if (!EC_KEY_generate_key(wrong_eckey))
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* check key */
+ if (!EC_KEY_check_key(eckey))
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* create signature */
+ sig_len = ECDSA_size(eckey);
+ if ((signature = OPENSSL_malloc(sig_len)) == NULL)
+ goto builtin_err;
+ if (!ECDSA_sign(0, digest, 20, signature, &sig_len, eckey))
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* verify signature */
+ if (ECDSA_verify(0, digest, 20, signature, sig_len, eckey) != 1)
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* verify signature with the wrong key */
+ if (ECDSA_verify(0, digest, 20, signature, sig_len,
+ wrong_eckey) == 1)
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* wrong digest */
+ if (ECDSA_verify(0, wrong_digest, 20, signature, sig_len,
+ eckey) == 1)
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+ BIO_printf(out, ".");
+ BIO_flush(out);
+ /* modify a single byte of the signature */
+ offset = signature[10] % sig_len;
+ dirt = signature[11];
+ signature[offset] ^= dirt ? dirt : 1;
+ if (ECDSA_verify(0, digest, 20, signature, sig_len, eckey) == 1)
+ {
+ BIO_printf(out, " failed\n");
+ goto builtin_err;
+ }
+ BIO_printf(out, ".");
+ BIO_flush(out);
+
+ BIO_printf(out, " ok\n");
+ /* cleanup */
+ OPENSSL_free(signature);
+ signature = NULL;
+ EC_KEY_free(eckey);
+ eckey = NULL;
+ EC_KEY_free(wrong_eckey);
+ wrong_eckey = NULL;
+ }
+
+ ret = 1;
+builtin_err:
+ if (eckey)
+ EC_KEY_free(eckey);
+ if (wrong_eckey)
+ EC_KEY_free(wrong_eckey);
+ if (signature)
+ OPENSSL_free(signature);
+ if (curves)
+ OPENSSL_free(curves);
+
+ return ret;
+ }
+
+int main(void)
+ {
+ int ret = 1;
+ BIO *out;
+
+ out = BIO_new_fp(stdout, BIO_NOCLOSE);
+
+ /* enable memory leak checking unless explicitly disabled */
+ if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL) &&
+ (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))))
+ {
+ CRYPTO_malloc_debug_init();
+ CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
+ }
+ else
+ {
+ /* OPENSSL_DEBUG_MEMORY=off */
+ CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
+ }
+ CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
+
+ ERR_load_crypto_strings();
+
+ /* initialize the prng */
+ RAND_seed(rnd_seed, sizeof(rnd_seed));
+
+ /* the tests */
+ if (!x9_62_tests(out)) goto err;
+ if (!test_builtin(out)) goto err;
+
+ ret = 0;
+err:
+ if (ret)
+ BIO_printf(out, "\nECDSA test failed\n");
+ else
+ BIO_printf(out, "\nECDSA test passed\n");
+ if (ret)
+ ERR_print_errors(out);
+ CRYPTO_cleanup_all_ex_data();
+ ERR_remove_state(0);
+ ERR_free_strings();
+ CRYPTO_mem_leaks(out);
+ if (out != NULL)
+ BIO_free(out);
+ return ret;
+ }
+#endif
diff --git a/crypto/ecdsa/ecs_asn1.c b/crypto/ecdsa/ecs_asn1.c
new file mode 100644
index 000000000000..b295489400e7
--- /dev/null
+++ b/crypto/ecdsa/ecs_asn1.c
@@ -0,0 +1,67 @@
+/* crypto/ecdsa/ecs_asn1.c */
+/* ====================================================================
+ * Copyright (c) 2000-2002 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include "ecs_locl.h"
+#include <openssl/err.h>
+#include <openssl/asn1t.h>
+
+ASN1_SEQUENCE(ECDSA_SIG) = {
+ ASN1_SIMPLE(ECDSA_SIG, r, CBIGNUM),
+ ASN1_SIMPLE(ECDSA_SIG, s, CBIGNUM)
+} ASN1_SEQUENCE_END(ECDSA_SIG)
+
+DECLARE_ASN1_FUNCTIONS_const(ECDSA_SIG)
+DECLARE_ASN1_ENCODE_FUNCTIONS_const(ECDSA_SIG, ECDSA_SIG)
+IMPLEMENT_ASN1_FUNCTIONS_const(ECDSA_SIG)
diff --git a/crypto/ecdsa/ecs_err.c b/crypto/ecdsa/ecs_err.c
new file mode 100644
index 000000000000..d2a53730ea5f
--- /dev/null
+++ b/crypto/ecdsa/ecs_err.c
@@ -0,0 +1,104 @@
+/* crypto/ecdsa/ecs_err.c */
+/* ====================================================================
+ * Copyright (c) 1999-2005 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+/* NOTE: this file was auto generated by the mkerr.pl script: any changes
+ * made to it will be overwritten when the script next updates this file,
+ * only reason strings will be preserved.
+ */
+
+#include <stdio.h>
+#include <openssl/err.h>
+#include <openssl/ecdsa.h>
+
+/* BEGIN ERROR CODES */
+#ifndef OPENSSL_NO_ERR
+
+#define ERR_FUNC(func) ERR_PACK(ERR_LIB_ECDSA,func,0)
+#define ERR_REASON(reason) ERR_PACK(ERR_LIB_ECDSA,0,reason)
+
+static ERR_STRING_DATA ECDSA_str_functs[]=
+ {
+{ERR_FUNC(ECDSA_F_ECDSA_DATA_NEW_METHOD), "ECDSA_DATA_NEW_METHOD"},
+{ERR_FUNC(ECDSA_F_ECDSA_DO_SIGN), "ECDSA_do_sign"},
+{ERR_FUNC(ECDSA_F_ECDSA_DO_VERIFY), "ECDSA_do_verify"},
+{ERR_FUNC(ECDSA_F_ECDSA_SIGN_SETUP), "ECDSA_sign_setup"},
+{0,NULL}
+ };
+
+static ERR_STRING_DATA ECDSA_str_reasons[]=
+ {
+{ERR_REASON(ECDSA_R_BAD_SIGNATURE) ,"bad signature"},
+{ERR_REASON(ECDSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE),"data too large for key size"},
+{ERR_REASON(ECDSA_R_ERR_EC_LIB) ,"err ec lib"},
+{ERR_REASON(ECDSA_R_MISSING_PARAMETERS) ,"missing parameters"},
+{ERR_REASON(ECDSA_R_NEED_NEW_SETUP_VALUES),"need new setup values"},
+{ERR_REASON(ECDSA_R_RANDOM_NUMBER_GENERATION_FAILED),"random number generation failed"},
+{ERR_REASON(ECDSA_R_SIGNATURE_MALLOC_FAILED),"signature malloc failed"},
+{0,NULL}
+ };
+
+#endif
+
+void ERR_load_ECDSA_strings(void)
+ {
+#ifndef OPENSSL_NO_ERR
+
+ if (ERR_func_error_string(ECDSA_str_functs[0].error) == NULL)
+ {
+ ERR_load_strings(0,ECDSA_str_functs);
+ ERR_load_strings(0,ECDSA_str_reasons);
+ }
+#endif
+ }
diff --git a/crypto/ecdsa/ecs_lib.c b/crypto/ecdsa/ecs_lib.c
new file mode 100644
index 000000000000..85e8a3a7ed9b
--- /dev/null
+++ b/crypto/ecdsa/ecs_lib.c
@@ -0,0 +1,261 @@
+/* crypto/ecdsa/ecs_lib.c */
+/* ====================================================================
+ * Copyright (c) 1998-2005 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <string.h>
+#include "ecs_locl.h"
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
+#include <openssl/err.h>
+#include <openssl/bn.h>
+
+const char ECDSA_version[]="ECDSA" OPENSSL_VERSION_PTEXT;
+
+static const ECDSA_METHOD *default_ECDSA_method = NULL;
+
+static void *ecdsa_data_new(void);
+static void *ecdsa_data_dup(void *);
+static void ecdsa_data_free(void *);
+
+void ECDSA_set_default_method(const ECDSA_METHOD *meth)
+{
+ default_ECDSA_method = meth;
+}
+
+const ECDSA_METHOD *ECDSA_get_default_method(void)
+{
+ if(!default_ECDSA_method)
+ default_ECDSA_method = ECDSA_OpenSSL();
+ return default_ECDSA_method;
+}
+
+int ECDSA_set_method(EC_KEY *eckey, const ECDSA_METHOD *meth)
+{
+ const ECDSA_METHOD *mtmp;
+ ECDSA_DATA *ecdsa;
+
+ ecdsa = ecdsa_check(eckey);
+
+ if (ecdsa == NULL)
+ return 0;
+
+ mtmp = ecdsa->meth;
+#ifndef OPENSSL_NO_ENGINE
+ if (ecdsa->engine)
+ {
+ ENGINE_finish(ecdsa->engine);
+ ecdsa->engine = NULL;
+ }
+#endif
+ ecdsa->meth = meth;
+
+ return 1;
+}
+
+static ECDSA_DATA *ECDSA_DATA_new_method(ENGINE *engine)
+{
+ ECDSA_DATA *ret;
+
+ ret=(ECDSA_DATA *)OPENSSL_malloc(sizeof(ECDSA_DATA));
+ if (ret == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DATA_NEW_METHOD, ERR_R_MALLOC_FAILURE);
+ return(NULL);
+ }
+
+ ret->init = NULL;
+
+ ret->meth = ECDSA_get_default_method();
+ ret->engine = engine;
+#ifndef OPENSSL_NO_ENGINE
+ if (!ret->engine)
+ ret->engine = ENGINE_get_default_ECDSA();
+ if (ret->engine)
+ {
+ ret->meth = ENGINE_get_ECDSA(ret->engine);
+ if (!ret->meth)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DATA_NEW_METHOD, ERR_R_ENGINE_LIB);
+ ENGINE_finish(ret->engine);
+ OPENSSL_free(ret);
+ return NULL;
+ }
+ }
+#endif
+
+ ret->flags = ret->meth->flags;
+ CRYPTO_new_ex_data(CRYPTO_EX_INDEX_ECDSA, ret, &ret->ex_data);
+#if 0
+ if ((ret->meth->init != NULL) && !ret->meth->init(ret))
+ {
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ECDSA, ret, &ret->ex_data);
+ OPENSSL_free(ret);
+ ret=NULL;
+ }
+#endif
+ return(ret);
+}
+
+static void *ecdsa_data_new(void)
+{
+ return (void *)ECDSA_DATA_new_method(NULL);
+}
+
+static void *ecdsa_data_dup(void *data)
+{
+ ECDSA_DATA *r = (ECDSA_DATA *)data;
+
+ /* XXX: dummy operation */
+ if (r == NULL)
+ return NULL;
+
+ return ecdsa_data_new();
+}
+
+static void ecdsa_data_free(void *data)
+{
+ ECDSA_DATA *r = (ECDSA_DATA *)data;
+
+#ifndef OPENSSL_NO_ENGINE
+ if (r->engine)
+ ENGINE_finish(r->engine);
+#endif
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ECDSA, r, &r->ex_data);
+
+ OPENSSL_cleanse((void *)r, sizeof(ECDSA_DATA));
+
+ OPENSSL_free(r);
+}
+
+ECDSA_DATA *ecdsa_check(EC_KEY *key)
+{
+ ECDSA_DATA *ecdsa_data;
+
+ void *data = EC_KEY_get_key_method_data(key, ecdsa_data_dup,
+ ecdsa_data_free, ecdsa_data_free);
+ if (data == NULL)
+ {
+ ecdsa_data = (ECDSA_DATA *)ecdsa_data_new();
+ if (ecdsa_data == NULL)
+ return NULL;
+ EC_KEY_insert_key_method_data(key, (void *)ecdsa_data,
+ ecdsa_data_dup, ecdsa_data_free, ecdsa_data_free);
+ }
+ else
+ ecdsa_data = (ECDSA_DATA *)data;
+
+
+ return ecdsa_data;
+}
+
+int ECDSA_size(const EC_KEY *r)
+{
+ int ret,i;
+ ASN1_INTEGER bs;
+ BIGNUM *order=NULL;
+ unsigned char buf[4];
+ const EC_GROUP *group;
+
+ if (r == NULL)
+ return 0;
+ group = EC_KEY_get0_group(r);
+ if (group == NULL)
+ return 0;
+
+ if ((order = BN_new()) == NULL) return 0;
+ if (!EC_GROUP_get_order(group,order,NULL))
+ {
+ BN_clear_free(order);
+ return 0;
+ }
+ i=BN_num_bits(order);
+ bs.length=(i+7)/8;
+ bs.data=buf;
+ bs.type=V_ASN1_INTEGER;
+ /* If the top bit is set the asn1 encoding is 1 larger. */
+ buf[0]=0xff;
+
+ i=i2d_ASN1_INTEGER(&bs,NULL);
+ i+=i; /* r and s */
+ ret=ASN1_object_size(1,i,V_ASN1_SEQUENCE);
+ BN_clear_free(order);
+ return(ret);
+}
+
+
+int ECDSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
+ CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
+{
+ return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_ECDSA, argl, argp,
+ new_func, dup_func, free_func);
+}
+
+int ECDSA_set_ex_data(EC_KEY *d, int idx, void *arg)
+{
+ ECDSA_DATA *ecdsa;
+ ecdsa = ecdsa_check(d);
+ if (ecdsa == NULL)
+ return 0;
+ return(CRYPTO_set_ex_data(&ecdsa->ex_data,idx,arg));
+}
+
+void *ECDSA_get_ex_data(EC_KEY *d, int idx)
+{
+ ECDSA_DATA *ecdsa;
+ ecdsa = ecdsa_check(d);
+ if (ecdsa == NULL)
+ return NULL;
+ return(CRYPTO_get_ex_data(&ecdsa->ex_data,idx));
+}
diff --git a/crypto/ecdsa/ecs_locl.h b/crypto/ecdsa/ecs_locl.h
new file mode 100644
index 000000000000..3a69a840e211
--- /dev/null
+++ b/crypto/ecdsa/ecs_locl.h
@@ -0,0 +1,107 @@
+/* crypto/ecdsa/ecs_locl.h */
+/*
+ * Written by Nils Larsch for the OpenSSL project
+ */
+/* ====================================================================
+ * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#ifndef HEADER_ECS_LOCL_H
+#define HEADER_ECS_LOCL_H
+
+#include <openssl/ecdsa.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct ecdsa_method
+ {
+ const char *name;
+ ECDSA_SIG *(*ecdsa_do_sign)(const unsigned char *dgst, int dgst_len,
+ const BIGNUM *inv, const BIGNUM *rp, EC_KEY *eckey);
+ int (*ecdsa_sign_setup)(EC_KEY *eckey, BN_CTX *ctx, BIGNUM **kinv,
+ BIGNUM **r);
+ int (*ecdsa_do_verify)(const unsigned char *dgst, int dgst_len,
+ const ECDSA_SIG *sig, EC_KEY *eckey);
+#if 0
+ int (*init)(EC_KEY *eckey);
+ int (*finish)(EC_KEY *eckey);
+#endif
+ int flags;
+ char *app_data;
+ };
+
+typedef struct ecdsa_data_st {
+ /* EC_KEY_METH_DATA part */
+ int (*init)(EC_KEY *);
+ /* method (ECDSA) specific part */
+ ENGINE *engine;
+ int flags;
+ const ECDSA_METHOD *meth;
+ CRYPTO_EX_DATA ex_data;
+} ECDSA_DATA;
+
+/** ecdsa_check
+ * checks whether ECKEY->meth_data is a pointer to a ECDSA_DATA structure
+ * and if not it removes the old meth_data and creates a ECDSA_DATA structure.
+ * \param eckey pointer to a EC_KEY object
+ * \return pointer to a ECDSA_DATA structure
+ */
+ECDSA_DATA *ecdsa_check(EC_KEY *eckey);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HEADER_ECS_LOCL_H */
diff --git a/crypto/ecdsa/ecs_ossl.c b/crypto/ecdsa/ecs_ossl.c
new file mode 100644
index 000000000000..32d66a97741d
--- /dev/null
+++ b/crypto/ecdsa/ecs_ossl.c
@@ -0,0 +1,455 @@
+/* crypto/ecdsa/ecs_ossl.c */
+/*
+ * Written by Nils Larsch for the OpenSSL project
+ */
+/* ====================================================================
+ * Copyright (c) 1998-2004 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include "ecs_locl.h"
+#include <openssl/err.h>
+#include <openssl/obj_mac.h>
+#include <openssl/bn.h>
+
+static ECDSA_SIG *ecdsa_do_sign(const unsigned char *dgst, int dlen,
+ const BIGNUM *, const BIGNUM *, EC_KEY *eckey);
+static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,
+ BIGNUM **rp);
+static int ecdsa_do_verify(const unsigned char *dgst, int dgst_len,
+ const ECDSA_SIG *sig, EC_KEY *eckey);
+
+static ECDSA_METHOD openssl_ecdsa_meth = {
+ "OpenSSL ECDSA method",
+ ecdsa_do_sign,
+ ecdsa_sign_setup,
+ ecdsa_do_verify,
+#if 0
+ NULL, /* init */
+ NULL, /* finish */
+#endif
+ 0, /* flags */
+ NULL /* app_data */
+};
+
+const ECDSA_METHOD *ECDSA_OpenSSL(void)
+{
+ return &openssl_ecdsa_meth;
+}
+
+static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,
+ BIGNUM **rp)
+{
+ BN_CTX *ctx = NULL;
+ BIGNUM *k = NULL, *r = NULL, *order = NULL, *X = NULL;
+ EC_POINT *tmp_point=NULL;
+ const EC_GROUP *group;
+ int ret = 0;
+
+ if (eckey == NULL || (group = EC_KEY_get0_group(eckey)) == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP, ERR_R_PASSED_NULL_PARAMETER);
+ return 0;
+ }
+
+ if (ctx_in == NULL)
+ {
+ if ((ctx = BN_CTX_new()) == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP,ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ }
+ else
+ ctx = ctx_in;
+
+ k = BN_new(); /* this value is later returned in *kinvp */
+ r = BN_new(); /* this value is later returned in *rp */
+ order = BN_new();
+ X = BN_new();
+ if (!k || !r || !order || !X)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if ((tmp_point = EC_POINT_new(group)) == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);
+ goto err;
+ }
+ if (!EC_GROUP_get_order(group, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);
+ goto err;
+ }
+
+ do
+ {
+ /* get random k */
+ do
+ if (!BN_rand_range(k, order))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP,
+ ECDSA_R_RANDOM_NUMBER_GENERATION_FAILED);
+ goto err;
+ }
+ while (BN_is_zero(k));
+
+ /* compute r the x-coordinate of generator * k */
+ if (!EC_POINT_mul(group, tmp_point, k, NULL, NULL, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);
+ goto err;
+ }
+ if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field)
+ {
+ if (!EC_POINT_get_affine_coordinates_GFp(group,
+ tmp_point, X, NULL, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP,ERR_R_EC_LIB);
+ goto err;
+ }
+ }
+ else /* NID_X9_62_characteristic_two_field */
+ {
+ if (!EC_POINT_get_affine_coordinates_GF2m(group,
+ tmp_point, X, NULL, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP,ERR_R_EC_LIB);
+ goto err;
+ }
+ }
+ if (!BN_nnmod(r, X, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);
+ goto err;
+ }
+ }
+ while (BN_is_zero(r));
+
+ /* compute the inverse of k */
+ if (!BN_mod_inverse(k, k, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);
+ goto err;
+ }
+ /* clear old values if necessary */
+ if (*rp != NULL)
+ BN_clear_free(*rp);
+ if (*kinvp != NULL)
+ BN_clear_free(*kinvp);
+ /* save the pre-computed values */
+ *rp = r;
+ *kinvp = k;
+ ret = 1;
+err:
+ if (!ret)
+ {
+ if (k != NULL) BN_clear_free(k);
+ if (r != NULL) BN_clear_free(r);
+ }
+ if (ctx_in == NULL)
+ BN_CTX_free(ctx);
+ if (order != NULL)
+ BN_free(order);
+ if (tmp_point != NULL)
+ EC_POINT_free(tmp_point);
+ if (X)
+ BN_clear_free(X);
+ return(ret);
+}
+
+
+static ECDSA_SIG *ecdsa_do_sign(const unsigned char *dgst, int dgst_len,
+ const BIGNUM *in_kinv, const BIGNUM *in_r, EC_KEY *eckey)
+{
+ int ok = 0;
+ BIGNUM *kinv=NULL, *s, *m=NULL,*tmp=NULL,*order=NULL;
+ const BIGNUM *ckinv;
+ BN_CTX *ctx = NULL;
+ const EC_GROUP *group;
+ ECDSA_SIG *ret;
+ ECDSA_DATA *ecdsa;
+ const BIGNUM *priv_key;
+
+ ecdsa = ecdsa_check(eckey);
+ group = EC_KEY_get0_group(eckey);
+ priv_key = EC_KEY_get0_private_key(eckey);
+
+ if (group == NULL || priv_key == NULL || ecdsa == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_PASSED_NULL_PARAMETER);
+ return NULL;
+ }
+
+ ret = ECDSA_SIG_new();
+ if (!ret)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ s = ret->s;
+
+ if ((ctx = BN_CTX_new()) == NULL || (order = BN_new()) == NULL ||
+ (tmp = BN_new()) == NULL || (m = BN_new()) == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (!EC_GROUP_get_order(group, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_EC_LIB);
+ goto err;
+ }
+ if (dgst_len > BN_num_bytes(order))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN,
+ ECDSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ goto err;
+ }
+
+ if (!BN_bin2bn(dgst, dgst_len, m))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_BN_LIB);
+ goto err;
+ }
+ do
+ {
+ if (in_kinv == NULL || in_r == NULL)
+ {
+ if (!ECDSA_sign_setup(eckey, ctx, &kinv, &ret->r))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN,ERR_R_ECDSA_LIB);
+ goto err;
+ }
+ ckinv = kinv;
+ }
+ else
+ {
+ ckinv = in_kinv;
+ if (BN_copy(ret->r, in_r) == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ }
+
+ if (!BN_mod_mul(tmp, priv_key, ret->r, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_BN_LIB);
+ goto err;
+ }
+ if (!BN_mod_add_quick(s, tmp, m, order))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_BN_LIB);
+ goto err;
+ }
+ if (!BN_mod_mul(s, s, ckinv, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ERR_R_BN_LIB);
+ goto err;
+ }
+ if (BN_is_zero(s))
+ {
+ /* if kinv and r have been supplied by the caller
+ * don't to generate new kinv and r values */
+ if (in_kinv != NULL && in_r != NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_SIGN, ECDSA_R_NEED_NEW_SETUP_VALUES);
+ goto err;
+ }
+ }
+ else
+ /* s != 0 => we have a valid signature */
+ break;
+ }
+ while (1);
+
+ ok = 1;
+err:
+ if (!ok)
+ {
+ ECDSA_SIG_free(ret);
+ ret = NULL;
+ }
+ if (ctx)
+ BN_CTX_free(ctx);
+ if (m)
+ BN_clear_free(m);
+ if (tmp)
+ BN_clear_free(tmp);
+ if (order)
+ BN_free(order);
+ if (kinv)
+ BN_clear_free(kinv);
+ return ret;
+}
+
+static int ecdsa_do_verify(const unsigned char *dgst, int dgst_len,
+ const ECDSA_SIG *sig, EC_KEY *eckey)
+{
+ int ret = -1;
+ BN_CTX *ctx;
+ BIGNUM *order, *u1, *u2, *m, *X;
+ EC_POINT *point = NULL;
+ const EC_GROUP *group;
+ const EC_POINT *pub_key;
+
+ /* check input values */
+ if (eckey == NULL || (group = EC_KEY_get0_group(eckey)) == NULL ||
+ (pub_key = EC_KEY_get0_public_key(eckey)) == NULL || sig == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ECDSA_R_MISSING_PARAMETERS);
+ return -1;
+ }
+
+ ctx = BN_CTX_new();
+ if (!ctx)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_MALLOC_FAILURE);
+ return -1;
+ }
+ BN_CTX_start(ctx);
+ order = BN_CTX_get(ctx);
+ u1 = BN_CTX_get(ctx);
+ u2 = BN_CTX_get(ctx);
+ m = BN_CTX_get(ctx);
+ X = BN_CTX_get(ctx);
+ if (!X)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_BN_LIB);
+ goto err;
+ }
+
+ if (!EC_GROUP_get_order(group, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_EC_LIB);
+ goto err;
+ }
+
+ if (BN_is_zero(sig->r) || BN_is_negative(sig->r) ||
+ BN_ucmp(sig->r, order) >= 0 || BN_is_zero(sig->s) ||
+ BN_is_negative(sig->s) || BN_ucmp(sig->s, order) >= 0)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ECDSA_R_BAD_SIGNATURE);
+ ret = 0; /* signature is invalid */
+ goto err;
+ }
+ /* calculate tmp1 = inv(S) mod order */
+ if (!BN_mod_inverse(u2, sig->s, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_BN_LIB);
+ goto err;
+ }
+ /* digest -> m */
+ if (!BN_bin2bn(dgst, dgst_len, m))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_BN_LIB);
+ goto err;
+ }
+ /* u1 = m * tmp mod order */
+ if (!BN_mod_mul(u1, m, u2, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_BN_LIB);
+ goto err;
+ }
+ /* u2 = r * w mod q */
+ if (!BN_mod_mul(u2, sig->r, u2, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_BN_LIB);
+ goto err;
+ }
+
+ if ((point = EC_POINT_new(group)) == NULL)
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (!EC_POINT_mul(group, point, u1, pub_key, u2, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_EC_LIB);
+ goto err;
+ }
+ if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field)
+ {
+ if (!EC_POINT_get_affine_coordinates_GFp(group,
+ point, X, NULL, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_EC_LIB);
+ goto err;
+ }
+ }
+ else /* NID_X9_62_characteristic_two_field */
+ {
+ if (!EC_POINT_get_affine_coordinates_GF2m(group,
+ point, X, NULL, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_EC_LIB);
+ goto err;
+ }
+ }
+
+ if (!BN_nnmod(u1, X, order, ctx))
+ {
+ ECDSAerr(ECDSA_F_ECDSA_DO_VERIFY, ERR_R_BN_LIB);
+ goto err;
+ }
+ /* if the signature is correct u1 is equal to sig->r */
+ ret = (BN_ucmp(u1, sig->r) == 0);
+err:
+ BN_CTX_end(ctx);
+ BN_CTX_free(ctx);
+ if (point)
+ EC_POINT_free(point);
+ return ret;
+}
diff --git a/crypto/ecdsa/ecs_sign.c b/crypto/ecdsa/ecs_sign.c
new file mode 100644
index 000000000000..74b1fe8caff4
--- /dev/null
+++ b/crypto/ecdsa/ecs_sign.c
@@ -0,0 +1,104 @@
+/* crypto/ecdsa/ecdsa_sign.c */
+/* ====================================================================
+ * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include "ecs_locl.h"
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
+
+ECDSA_SIG *ECDSA_do_sign(const unsigned char *dgst, int dlen, EC_KEY *eckey)
+{
+ return ECDSA_do_sign_ex(dgst, dlen, NULL, NULL, eckey);
+}
+
+ECDSA_SIG *ECDSA_do_sign_ex(const unsigned char *dgst, int dlen,
+ const BIGNUM *kinv, const BIGNUM *rp, EC_KEY *eckey)
+{
+ ECDSA_DATA *ecdsa = ecdsa_check(eckey);
+ if (ecdsa == NULL)
+ return NULL;
+ return ecdsa->meth->ecdsa_do_sign(dgst, dlen, kinv, rp, eckey);
+}
+
+int ECDSA_sign(int type, const unsigned char *dgst, int dlen, unsigned char
+ *sig, unsigned int *siglen, EC_KEY *eckey)
+{
+ return ECDSA_sign_ex(type, dgst, dlen, sig, siglen, NULL, NULL, eckey);
+}
+
+int ECDSA_sign_ex(int type, const unsigned char *dgst, int dlen, unsigned char
+ *sig, unsigned int *siglen, const BIGNUM *kinv, const BIGNUM *r,
+ EC_KEY *eckey)
+{
+ ECDSA_SIG *s;
+ s = ECDSA_do_sign_ex(dgst, dlen, kinv, r, eckey);
+ if (s == NULL)
+ {
+ *siglen=0;
+ return 0;
+ }
+ *siglen = i2d_ECDSA_SIG(s, &sig);
+ ECDSA_SIG_free(s);
+ return 1;
+}
+
+int ECDSA_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,
+ BIGNUM **rp)
+{
+ ECDSA_DATA *ecdsa = ecdsa_check(eckey);
+ if (ecdsa == NULL)
+ return 0;
+ return ecdsa->meth->ecdsa_sign_setup(eckey, ctx_in, kinvp, rp);
+}
diff --git a/crypto/ecdsa/ecs_vrf.c b/crypto/ecdsa/ecs_vrf.c
new file mode 100644
index 000000000000..ef9acf7b6102
--- /dev/null
+++ b/crypto/ecdsa/ecs_vrf.c
@@ -0,0 +1,96 @@
+/* crypto/ecdsa/ecdsa_vrf.c */
+/*
+ * Written by Nils Larsch for the OpenSSL project
+ */
+/* ====================================================================
+ * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include "ecs_locl.h"
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
+
+/* returns
+ * 1: correct signature
+ * 0: incorrect signature
+ * -1: error
+ */
+int ECDSA_do_verify(const unsigned char *dgst, int dgst_len,
+ const ECDSA_SIG *sig, EC_KEY *eckey)
+ {
+ ECDSA_DATA *ecdsa = ecdsa_check(eckey);
+ if (ecdsa == NULL)
+ return 0;
+ return ecdsa->meth->ecdsa_do_verify(dgst, dgst_len, sig, eckey);
+ }
+
+/* returns
+ * 1: correct signature
+ * 0: incorrect signature
+ * -1: error
+ */
+int ECDSA_verify(int type, const unsigned char *dgst, int dgst_len,
+ const unsigned char *sigbuf, int sig_len, EC_KEY *eckey)
+ {
+ ECDSA_SIG *s;
+ int ret=-1;
+
+ s = ECDSA_SIG_new();
+ if (s == NULL) return(ret);
+ if (d2i_ECDSA_SIG(&s, &sigbuf, sig_len) == NULL) goto err;
+ ret=ECDSA_do_verify(dgst, dgst_len, s, eckey);
+err:
+ ECDSA_SIG_free(s);
+ return(ret);
+ }