diff options
Diffstat (limited to 'crypto/ecdh')
| -rw-r--r-- | crypto/ecdh/Makefile | 126 | ||||
| -rw-r--r-- | crypto/ecdh/ecdh.h | 134 | ||||
| -rw-r--r-- | crypto/ecdh/ecdhtest.c | 580 | ||||
| -rw-r--r-- | crypto/ecdh/ech_err.c | 98 | ||||
| -rw-r--r-- | crypto/ecdh/ech_kdf.c | 111 | ||||
| -rw-r--r-- | crypto/ecdh/ech_key.c | 81 | ||||
| -rw-r--r-- | crypto/ecdh/ech_lib.c | 272 | ||||
| -rw-r--r-- | crypto/ecdh/ech_locl.h | 104 | ||||
| -rw-r--r-- | crypto/ecdh/ech_ossl.c | 220 |
9 files changed, 0 insertions, 1726 deletions
diff --git a/crypto/ecdh/Makefile b/crypto/ecdh/Makefile deleted file mode 100644 index 1b31ba1f0b3f..000000000000 --- a/crypto/ecdh/Makefile +++ /dev/null @@ -1,126 +0,0 @@ -# -# crypto/ecdh/Makefile -# - -DIR= ecdh -TOP= ../.. -CC= cc -INCLUDES= -I.. -I$(TOP) -I../../include -CFLAG=-g -Wall -MAKEFILE= Makefile -AR= ar r - -CFLAGS= $(INCLUDES) $(CFLAG) - -GENERAL=Makefile -TEST=ecdhtest.c -APPS= - -LIB=$(TOP)/libcrypto.a -LIBSRC= ech_lib.c ech_ossl.c ech_key.c ech_err.c ech_kdf.c - -LIBOBJ= ech_lib.o ech_ossl.o ech_key.o ech_err.o ech_kdf.o - -SRC= $(LIBSRC) - -EXHEADER= ecdh.h -HEADER= ech_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) $(SRC)>fluff - -update: depend - -depend: - @[ -n "$(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. - -ech_err.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h -ech_err.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h -ech_err.o: ../../include/openssl/ec.h ../../include/openssl/ecdh.h -ech_err.o: ../../include/openssl/err.h ../../include/openssl/lhash.h -ech_err.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h -ech_err.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h -ech_err.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h -ech_err.o: ech_err.c -ech_kdf.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h -ech_kdf.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h -ech_kdf.o: ../../include/openssl/ec.h ../../include/openssl/ecdh.h -ech_kdf.o: ../../include/openssl/evp.h ../../include/openssl/obj_mac.h -ech_kdf.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h -ech_kdf.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h -ech_kdf.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h -ech_kdf.o: ../../include/openssl/symhacks.h ech_kdf.c -ech_key.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h -ech_key.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h -ech_key.o: ../../include/openssl/ec.h ../../include/openssl/ecdh.h -ech_key.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h -ech_key.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h -ech_key.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h -ech_key.o: ech_key.c ech_locl.h -ech_lib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h -ech_lib.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h -ech_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h -ech_lib.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h -ech_lib.o: ../../include/openssl/engine.h ../../include/openssl/err.h -ech_lib.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h -ech_lib.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h -ech_lib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h -ech_lib.o: ../../include/openssl/ossl_typ.h ../../include/openssl/pkcs7.h -ech_lib.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h -ech_lib.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h -ech_lib.o: ../../include/openssl/x509.h ../../include/openssl/x509_vfy.h -ech_lib.o: ech_lib.c ech_locl.h -ech_ossl.o: ../../e_os.h ../../include/openssl/asn1.h -ech_ossl.o: ../../include/openssl/bio.h ../../include/openssl/bn.h -ech_ossl.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h -ech_ossl.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h -ech_ossl.o: ../../include/openssl/ecdh.h ../../include/openssl/err.h -ech_ossl.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h -ech_ossl.o: ../../include/openssl/opensslconf.h -ech_ossl.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h -ech_ossl.o: ../../include/openssl/safestack.h ../../include/openssl/sha.h -ech_ossl.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h -ech_ossl.o: ../cryptlib.h ech_locl.h ech_ossl.c diff --git a/crypto/ecdh/ecdh.h b/crypto/ecdh/ecdh.h deleted file mode 100644 index 25348b30fe7c..000000000000 --- a/crypto/ecdh/ecdh.h +++ /dev/null @@ -1,134 +0,0 @@ -/* crypto/ecdh/ecdh.h */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * - * The Elliptic Curve Public-Key Crypto Library (ECC Code) included - * herein is developed by SUN MICROSYSTEMS, INC., and is contributed - * to the OpenSSL project. - * - * The ECC Code is licensed pursuant to the OpenSSL open source - * license provided below. - * - * The ECDH software is originally written by Douglas Stebila of - * Sun Microsystems Laboratories. - * - */ -/* ==================================================================== - * 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). - * - */ -#ifndef HEADER_ECDH_H -# define HEADER_ECDH_H - -# include <openssl/opensslconf.h> - -# ifdef OPENSSL_NO_ECDH -# error ECDH 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 - -# define EC_FLAG_COFACTOR_ECDH 0x1000 - -const ECDH_METHOD *ECDH_OpenSSL(void); - -void ECDH_set_default_method(const ECDH_METHOD *); -const ECDH_METHOD *ECDH_get_default_method(void); -int ECDH_set_method(EC_KEY *, const ECDH_METHOD *); - -int ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key, - EC_KEY *ecdh, void *(*KDF) (const void *in, size_t inlen, - void *out, size_t *outlen)); - -int ECDH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new - *new_func, CRYPTO_EX_dup *dup_func, - CRYPTO_EX_free *free_func); -int ECDH_set_ex_data(EC_KEY *d, int idx, void *arg); -void *ECDH_get_ex_data(EC_KEY *d, int idx); - -int ECDH_KDF_X9_62(unsigned char *out, size_t outlen, - const unsigned char *Z, size_t Zlen, - const unsigned char *sinfo, size_t sinfolen, - const EVP_MD *md); - -/* 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_ECDH_strings(void); - -/* Error codes for the ECDH functions. */ - -/* Function codes. */ -# define ECDH_F_ECDH_CHECK 102 -# define ECDH_F_ECDH_COMPUTE_KEY 100 -# define ECDH_F_ECDH_DATA_NEW_METHOD 101 - -/* Reason codes. */ -# define ECDH_R_KDF_FAILED 102 -# define ECDH_R_NON_FIPS_METHOD 103 -# define ECDH_R_NO_PRIVATE_VALUE 100 -# define ECDH_R_POINT_ARITHMETIC_FAILURE 101 - -#ifdef __cplusplus -} -#endif -#endif diff --git a/crypto/ecdh/ecdhtest.c b/crypto/ecdh/ecdhtest.c deleted file mode 100644 index 3febf10188ba..000000000000 --- a/crypto/ecdh/ecdhtest.c +++ /dev/null @@ -1,580 +0,0 @@ -/* crypto/ecdh/ecdhtest.c */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * - * The Elliptic Curve Public-Key Crypto Library (ECC Code) included - * herein is developed by SUN MICROSYSTEMS, INC., and is contributed - * to the OpenSSL project. - * - * The ECC Code is licensed pursuant to the OpenSSL open source - * license provided below. - * - * The ECDH software is originally written by Douglas Stebila of - * Sun Microsystems Laboratories. - * - */ -/* ==================================================================== - * Copyright (c) 1998-2003 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 - * 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 <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "../e_os.h" - -#include <openssl/opensslconf.h> /* for OPENSSL_NO_ECDH */ -#include <openssl/crypto.h> -#include <openssl/bio.h> -#include <openssl/bn.h> -#include <openssl/objects.h> -#include <openssl/rand.h> -#include <openssl/sha.h> -#include <openssl/err.h> - -#ifdef OPENSSL_NO_ECDH -int main(int argc, char *argv[]) -{ - printf("No ECDH support\n"); - return (0); -} -#else -# include <openssl/ec.h> -# include <openssl/ecdh.h> - -# ifdef OPENSSL_SYS_WIN16 -# define MS_CALLBACK _far _loadds -# else -# define MS_CALLBACK -# endif - -# if 0 -static void MS_CALLBACK cb(int p, int n, void *arg); -# endif - -static const char rnd_seed[] = - "string to make the random number generator think it has entropy"; - -static const int KDF1_SHA1_len = 20; -static void *KDF1_SHA1(const void *in, size_t inlen, void *out, - size_t *outlen) -{ -# ifndef OPENSSL_NO_SHA - if (*outlen < SHA_DIGEST_LENGTH) - return NULL; - else - *outlen = SHA_DIGEST_LENGTH; - return SHA1(in, inlen, out); -# else - return NULL; -# endif -} - -static int test_ecdh_curve(int nid, const char *text, BN_CTX *ctx, BIO *out) -{ - EC_KEY *a = NULL; - EC_KEY *b = NULL; - BIGNUM *x_a = NULL, *y_a = NULL, *x_b = NULL, *y_b = NULL; - char buf[12]; - unsigned char *abuf = NULL, *bbuf = NULL; - int i, alen, blen, aout, bout, ret = 0; - const EC_GROUP *group; - - a = EC_KEY_new_by_curve_name(nid); - b = EC_KEY_new_by_curve_name(nid); - if (a == NULL || b == NULL) - goto err; - - group = EC_KEY_get0_group(a); - - if ((x_a = BN_new()) == NULL) - goto err; - if ((y_a = BN_new()) == NULL) - goto err; - if ((x_b = BN_new()) == NULL) - goto err; - if ((y_b = BN_new()) == NULL) - goto err; - - BIO_puts(out, "Testing key generation with "); - BIO_puts(out, text); -# ifdef NOISY - BIO_puts(out, "\n"); -# else - (void)BIO_flush(out); -# endif - - if (!EC_KEY_generate_key(a)) - 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, EC_KEY_get0_public_key(a), x_a, y_a, ctx)) - goto err; - } -# ifndef OPENSSL_NO_EC2M - else { - if (!EC_POINT_get_affine_coordinates_GF2m(group, - EC_KEY_get0_public_key(a), - x_a, y_a, ctx)) - goto err; - } -# endif -# ifdef NOISY - BIO_puts(out, " pri 1="); - BN_print(out, a->priv_key); - BIO_puts(out, "\n pub 1="); - BN_print(out, x_a); - BIO_puts(out, ","); - BN_print(out, y_a); - BIO_puts(out, "\n"); -# else - BIO_printf(out, " ."); - (void)BIO_flush(out); -# endif - - if (!EC_KEY_generate_key(b)) - 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, EC_KEY_get0_public_key(b), x_b, y_b, ctx)) - goto err; - } -# ifndef OPENSSL_NO_EC2M - else { - if (!EC_POINT_get_affine_coordinates_GF2m(group, - EC_KEY_get0_public_key(b), - x_b, y_b, ctx)) - goto err; - } -# endif - -# ifdef NOISY - BIO_puts(out, " pri 2="); - BN_print(out, b->priv_key); - BIO_puts(out, "\n pub 2="); - BN_print(out, x_b); - BIO_puts(out, ","); - BN_print(out, y_b); - BIO_puts(out, "\n"); -# else - BIO_printf(out, "."); - (void)BIO_flush(out); -# endif - - alen = KDF1_SHA1_len; - abuf = (unsigned char *)OPENSSL_malloc(alen); - aout = - ECDH_compute_key(abuf, alen, EC_KEY_get0_public_key(b), a, KDF1_SHA1); - -# ifdef NOISY - BIO_puts(out, " key1 ="); - for (i = 0; i < aout; i++) { - sprintf(buf, "%02X", abuf[i]); - BIO_puts(out, buf); - } - BIO_puts(out, "\n"); -# else - BIO_printf(out, "."); - (void)BIO_flush(out); -# endif - - blen = KDF1_SHA1_len; - bbuf = (unsigned char *)OPENSSL_malloc(blen); - bout = - ECDH_compute_key(bbuf, blen, EC_KEY_get0_public_key(a), b, KDF1_SHA1); - -# ifdef NOISY - BIO_puts(out, " key2 ="); - for (i = 0; i < bout; i++) { - sprintf(buf, "%02X", bbuf[i]); - BIO_puts(out, buf); - } - BIO_puts(out, "\n"); -# else - BIO_printf(out, "."); - (void)BIO_flush(out); -# endif - - if ((aout < 4) || (bout != aout) || (memcmp(abuf, bbuf, aout) != 0)) { -# ifndef NOISY - BIO_printf(out, " failed\n\n"); - BIO_printf(out, "key a:\n"); - BIO_printf(out, "private key: "); - BN_print(out, EC_KEY_get0_private_key(a)); - BIO_printf(out, "\n"); - BIO_printf(out, "public key (x,y): "); - BN_print(out, x_a); - BIO_printf(out, ","); - BN_print(out, y_a); - BIO_printf(out, "\nkey b:\n"); - BIO_printf(out, "private key: "); - BN_print(out, EC_KEY_get0_private_key(b)); - BIO_printf(out, "\n"); - BIO_printf(out, "public key (x,y): "); - BN_print(out, x_b); - BIO_printf(out, ","); - BN_print(out, y_b); - BIO_printf(out, "\n"); - BIO_printf(out, "generated key a: "); - for (i = 0; i < bout; i++) { - sprintf(buf, "%02X", bbuf[i]); - BIO_puts(out, buf); - } - BIO_printf(out, "\n"); - BIO_printf(out, "generated key b: "); - for (i = 0; i < aout; i++) { - sprintf(buf, "%02X", abuf[i]); - BIO_puts(out, buf); - } - BIO_printf(out, "\n"); -# endif - fprintf(stderr, "Error in ECDH routines\n"); - ret = 0; - } else { -# ifndef NOISY - BIO_printf(out, " ok\n"); -# endif - ret = 1; - } - err: - ERR_print_errors_fp(stderr); - - if (abuf != NULL) - OPENSSL_free(abuf); - if (bbuf != NULL) - OPENSSL_free(bbuf); - if (x_a) - BN_free(x_a); - if (y_a) - BN_free(y_a); - if (x_b) - BN_free(x_b); - if (y_b) - BN_free(y_b); - if (b) - EC_KEY_free(b); - if (a) - EC_KEY_free(a); - return (ret); -} - -/* Keys and shared secrets from RFC 7027 */ - -static const unsigned char bp256_da[] = { - 0x81, 0xDB, 0x1E, 0xE1, 0x00, 0x15, 0x0F, 0xF2, 0xEA, 0x33, 0x8D, 0x70, - 0x82, 0x71, 0xBE, 0x38, 0x30, 0x0C, 0xB5, 0x42, 0x41, 0xD7, 0x99, 0x50, - 0xF7, 0x7B, 0x06, 0x30, 0x39, 0x80, 0x4F, 0x1D -}; - -static const unsigned char bp256_db[] = { - 0x55, 0xE4, 0x0B, 0xC4, 0x1E, 0x37, 0xE3, 0xE2, 0xAD, 0x25, 0xC3, 0xC6, - 0x65, 0x45, 0x11, 0xFF, 0xA8, 0x47, 0x4A, 0x91, 0xA0, 0x03, 0x20, 0x87, - 0x59, 0x38, 0x52, 0xD3, 0xE7, 0xD7, 0x6B, 0xD3 -}; - -static const unsigned char bp256_Z[] = { - 0x89, 0xAF, 0xC3, 0x9D, 0x41, 0xD3, 0xB3, 0x27, 0x81, 0x4B, 0x80, 0x94, - 0x0B, 0x04, 0x25, 0x90, 0xF9, 0x65, 0x56, 0xEC, 0x91, 0xE6, 0xAE, 0x79, - 0x39, 0xBC, 0xE3, 0x1F, 0x3A, 0x18, 0xBF, 0x2B -}; - -static const unsigned char bp384_da[] = { - 0x1E, 0x20, 0xF5, 0xE0, 0x48, 0xA5, 0x88, 0x6F, 0x1F, 0x15, 0x7C, 0x74, - 0xE9, 0x1B, 0xDE, 0x2B, 0x98, 0xC8, 0xB5, 0x2D, 0x58, 0xE5, 0x00, 0x3D, - 0x57, 0x05, 0x3F, 0xC4, 0xB0, 0xBD, 0x65, 0xD6, 0xF1, 0x5E, 0xB5, 0xD1, - 0xEE, 0x16, 0x10, 0xDF, 0x87, 0x07, 0x95, 0x14, 0x36, 0x27, 0xD0, 0x42 -}; - -static const unsigned char bp384_db[] = { - 0x03, 0x26, 0x40, 0xBC, 0x60, 0x03, 0xC5, 0x92, 0x60, 0xF7, 0x25, 0x0C, - 0x3D, 0xB5, 0x8C, 0xE6, 0x47, 0xF9, 0x8E, 0x12, 0x60, 0xAC, 0xCE, 0x4A, - 0xCD, 0xA3, 0xDD, 0x86, 0x9F, 0x74, 0xE0, 0x1F, 0x8B, 0xA5, 0xE0, 0x32, - 0x43, 0x09, 0xDB, 0x6A, 0x98, 0x31, 0x49, 0x7A, 0xBA, 0xC9, 0x66, 0x70 -}; - -static const unsigned char bp384_Z[] = { - 0x0B, 0xD9, 0xD3, 0xA7, 0xEA, 0x0B, 0x3D, 0x51, 0x9D, 0x09, 0xD8, 0xE4, - 0x8D, 0x07, 0x85, 0xFB, 0x74, 0x4A, 0x6B, 0x35, 0x5E, 0x63, 0x04, 0xBC, - 0x51, 0xC2, 0x29, 0xFB, 0xBC, 0xE2, 0x39, 0xBB, 0xAD, 0xF6, 0x40, 0x37, - 0x15, 0xC3, 0x5D, 0x4F, 0xB2, 0xA5, 0x44, 0x4F, 0x57, 0x5D, 0x4F, 0x42 -}; - -static const unsigned char bp512_da[] = { - 0x16, 0x30, 0x2F, 0xF0, 0xDB, 0xBB, 0x5A, 0x8D, 0x73, 0x3D, 0xAB, 0x71, - 0x41, 0xC1, 0xB4, 0x5A, 0xCB, 0xC8, 0x71, 0x59, 0x39, 0x67, 0x7F, 0x6A, - 0x56, 0x85, 0x0A, 0x38, 0xBD, 0x87, 0xBD, 0x59, 0xB0, 0x9E, 0x80, 0x27, - 0x96, 0x09, 0xFF, 0x33, 0x3E, 0xB9, 0xD4, 0xC0, 0x61, 0x23, 0x1F, 0xB2, - 0x6F, 0x92, 0xEE, 0xB0, 0x49, 0x82, 0xA5, 0xF1, 0xD1, 0x76, 0x4C, 0xAD, - 0x57, 0x66, 0x54, 0x22 -}; - -static const unsigned char bp512_db[] = { - 0x23, 0x0E, 0x18, 0xE1, 0xBC, 0xC8, 0x8A, 0x36, 0x2F, 0xA5, 0x4E, 0x4E, - 0xA3, 0x90, 0x20, 0x09, 0x29, 0x2F, 0x7F, 0x80, 0x33, 0x62, 0x4F, 0xD4, - 0x71, 0xB5, 0xD8, 0xAC, 0xE4, 0x9D, 0x12, 0xCF, 0xAB, 0xBC, 0x19, 0x96, - 0x3D, 0xAB, 0x8E, 0x2F, 0x1E, 0xBA, 0x00, 0xBF, 0xFB, 0x29, 0xE4, 0xD7, - 0x2D, 0x13, 0xF2, 0x22, 0x45, 0x62, 0xF4, 0x05, 0xCB, 0x80, 0x50, 0x36, - 0x66, 0xB2, 0x54, 0x29 -}; - -static const unsigned char bp512_Z[] = { - 0xA7, 0x92, 0x70, 0x98, 0x65, 0x5F, 0x1F, 0x99, 0x76, 0xFA, 0x50, 0xA9, - 0xD5, 0x66, 0x86, 0x5D, 0xC5, 0x30, 0x33, 0x18, 0x46, 0x38, 0x1C, 0x87, - 0x25, 0x6B, 0xAF, 0x32, 0x26, 0x24, 0x4B, 0x76, 0xD3, 0x64, 0x03, 0xC0, - 0x24, 0xD7, 0xBB, 0xF0, 0xAA, 0x08, 0x03, 0xEA, 0xFF, 0x40, 0x5D, 0x3D, - 0x24, 0xF1, 0x1A, 0x9B, 0x5C, 0x0B, 0xEF, 0x67, 0x9F, 0xE1, 0x45, 0x4B, - 0x21, 0xC4, 0xCD, 0x1F -}; - -/* Given private value and NID, create EC_KEY structure */ - -static EC_KEY *mk_eckey(int nid, const unsigned char *p, size_t plen) -{ - int ok = 0; - EC_KEY *k = NULL; - BIGNUM *priv = NULL; - EC_POINT *pub = NULL; - const EC_GROUP *grp; - k = EC_KEY_new_by_curve_name(nid); - if (!k) - goto err; - priv = BN_bin2bn(p, plen, NULL); - if (!priv) - goto err; - if (!EC_KEY_set_private_key(k, priv)) - goto err; - grp = EC_KEY_get0_group(k); - pub = EC_POINT_new(grp); - if (!pub) - goto err; - if (!EC_POINT_mul(grp, pub, priv, NULL, NULL, NULL)) - goto err; - if (!EC_KEY_set_public_key(k, pub)) - goto err; - ok = 1; - err: - if (priv) - BN_clear_free(priv); - if (pub) - EC_POINT_free(pub); - if (ok) - return k; - else if (k) - EC_KEY_free(k); - return NULL; -} - -/* - * Known answer test: compute shared secret and check it matches expected - * value. - */ - -static int ecdh_kat(BIO *out, const char *cname, int nid, - const unsigned char *k1, size_t k1_len, - const unsigned char *k2, size_t k2_len, - const unsigned char *Z, size_t Zlen) -{ - int rv = 0; - EC_KEY *key1 = NULL, *key2 = NULL; - unsigned char *Ztmp = NULL; - size_t Ztmplen; - BIO_puts(out, "Testing ECDH shared secret with "); - BIO_puts(out, cname); - key1 = mk_eckey(nid, k1, k1_len); - key2 = mk_eckey(nid, k2, k2_len); - if (!key1 || !key2) - goto err; - Ztmplen = (EC_GROUP_get_degree(EC_KEY_get0_group(key1)) + 7) / 8; - if (Ztmplen != Zlen) - goto err; - Ztmp = OPENSSL_malloc(Ztmplen); - if (!ECDH_compute_key(Ztmp, Ztmplen, - EC_KEY_get0_public_key(key2), key1, 0)) - goto err; - if (memcmp(Ztmp, Z, Zlen)) - goto err; - memset(Ztmp, 0, Zlen); - if (!ECDH_compute_key(Ztmp, Ztmplen, - EC_KEY_get0_public_key(key1), key2, 0)) - goto err; - if (memcmp(Ztmp, Z, Zlen)) - goto err; - rv = 1; - err: - if (key1) - EC_KEY_free(key1); - if (key2) - EC_KEY_free(key2); - if (Ztmp) - OPENSSL_free(Ztmp); - if (rv) - BIO_puts(out, " ok\n"); - else { - fprintf(stderr, "Error in ECDH routines\n"); - ERR_print_errors_fp(stderr); - } - return rv; -} - -# define test_ecdh_kat(bio, curve, bits) \ - ecdh_kat(bio, curve, NID_brainpoolP##bits##r1, \ - bp##bits##_da, sizeof(bp##bits##_da), \ - bp##bits##_db, sizeof(bp##bits##_db), \ - bp##bits##_Z, sizeof(bp##bits##_Z)) - -int main(int argc, char *argv[]) -{ - BN_CTX *ctx = NULL; - int ret = 1; - BIO *out; - - CRYPTO_malloc_debug_init(); - CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL); - CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON); - -# ifdef OPENSSL_SYS_WIN32 - CRYPTO_malloc_init(); -# endif - - RAND_seed(rnd_seed, sizeof(rnd_seed)); - - out = BIO_new(BIO_s_file()); - if (out == NULL) - EXIT(1); - BIO_set_fp(out, stdout, BIO_NOCLOSE); - - if ((ctx = BN_CTX_new()) == NULL) - goto err; - - /* NIST PRIME CURVES TESTS */ - if (!test_ecdh_curve - (NID_X9_62_prime192v1, "NIST Prime-Curve P-192", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_secp224r1, "NIST Prime-Curve P-224", ctx, out)) - goto err; - if (!test_ecdh_curve - (NID_X9_62_prime256v1, "NIST Prime-Curve P-256", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_secp384r1, "NIST Prime-Curve P-384", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_secp521r1, "NIST Prime-Curve P-521", ctx, out)) - goto err; -# ifndef OPENSSL_NO_EC2M - /* NIST BINARY CURVES TESTS */ - if (!test_ecdh_curve(NID_sect163k1, "NIST Binary-Curve K-163", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect163r2, "NIST Binary-Curve B-163", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect233k1, "NIST Binary-Curve K-233", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect233r1, "NIST Binary-Curve B-233", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect283k1, "NIST Binary-Curve K-283", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect283r1, "NIST Binary-Curve B-283", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect409k1, "NIST Binary-Curve K-409", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect409r1, "NIST Binary-Curve B-409", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect571k1, "NIST Binary-Curve K-571", ctx, out)) - goto err; - if (!test_ecdh_curve(NID_sect571r1, "NIST Binary-Curve B-571", ctx, out)) - goto err; -# endif - if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP256r1", 256)) - goto err; - if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP384r1", 384)) - goto err; - if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP512r1", 512)) - goto err; - - ret = 0; - - err: - ERR_print_errors_fp(stderr); - if (ctx) - BN_CTX_free(ctx); - BIO_free(out); - CRYPTO_cleanup_all_ex_data(); - ERR_remove_thread_state(NULL); - CRYPTO_mem_leaks_fp(stderr); - EXIT(ret); - return (ret); -} - -# if 0 -static void MS_CALLBACK cb(int p, int n, void *arg) -{ - char c = '*'; - - if (p == 0) - c = '.'; - if (p == 1) - c = '+'; - if (p == 2) - c = '*'; - if (p == 3) - c = '\n'; - BIO_write((BIO *)arg, &c, 1); - (void)BIO_flush((BIO *)arg); -# ifdef LINT - p = n; -# endif -} -# endif -#endif diff --git a/crypto/ecdh/ech_err.c b/crypto/ecdh/ech_err.c deleted file mode 100644 index af9f625b41c6..000000000000 --- a/crypto/ecdh/ech_err.c +++ /dev/null @@ -1,98 +0,0 @@ -/* crypto/ecdh/ech_err.c */ -/* ==================================================================== - * Copyright (c) 1999-2011 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/ecdh.h> - -/* BEGIN ERROR CODES */ -#ifndef OPENSSL_NO_ERR - -# define ERR_FUNC(func) ERR_PACK(ERR_LIB_ECDH,func,0) -# define ERR_REASON(reason) ERR_PACK(ERR_LIB_ECDH,0,reason) - -static ERR_STRING_DATA ECDH_str_functs[] = { - {ERR_FUNC(ECDH_F_ECDH_CHECK), "ECDH_CHECK"}, - {ERR_FUNC(ECDH_F_ECDH_COMPUTE_KEY), "ECDH_compute_key"}, - {ERR_FUNC(ECDH_F_ECDH_DATA_NEW_METHOD), "ECDH_DATA_new_method"}, - {0, NULL} -}; - -static ERR_STRING_DATA ECDH_str_reasons[] = { - {ERR_REASON(ECDH_R_KDF_FAILED), "KDF failed"}, - {ERR_REASON(ECDH_R_NON_FIPS_METHOD), "non fips method"}, - {ERR_REASON(ECDH_R_NO_PRIVATE_VALUE), "no private value"}, - {ERR_REASON(ECDH_R_POINT_ARITHMETIC_FAILURE), "point arithmetic failure"}, - {0, NULL} -}; - -#endif - -void ERR_load_ECDH_strings(void) -{ -#ifndef OPENSSL_NO_ERR - - if (ERR_func_error_string(ECDH_str_functs[0].error) == NULL) { - ERR_load_strings(0, ECDH_str_functs); - ERR_load_strings(0, ECDH_str_reasons); - } -#endif -} diff --git a/crypto/ecdh/ech_kdf.c b/crypto/ecdh/ech_kdf.c deleted file mode 100644 index ac722ac9ee69..000000000000 --- a/crypto/ecdh/ech_kdf.c +++ /dev/null @@ -1,111 +0,0 @@ -/* crypto/ecdh/ec_kdf.c */ -/* - * Written by Stephen Henson for the OpenSSL project. - */ -/* ==================================================================== - * Copyright (c) 2013 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. - * ==================================================================== - */ - -#define OPENSSL_FIPSAPI - -#include <string.h> -#include <openssl/ecdh.h> -#include <openssl/evp.h> - -/* Key derivation function from X9.62/SECG */ -/* Way more than we will ever need */ -#define ECDH_KDF_MAX (1 << 30) - -int ECDH_KDF_X9_62(unsigned char *out, size_t outlen, - const unsigned char *Z, size_t Zlen, - const unsigned char *sinfo, size_t sinfolen, - const EVP_MD *md) -{ - EVP_MD_CTX mctx; - int rv = 0; - unsigned int i; - size_t mdlen; - unsigned char ctr[4]; - if (sinfolen > ECDH_KDF_MAX || outlen > ECDH_KDF_MAX - || Zlen > ECDH_KDF_MAX) - return 0; - mdlen = EVP_MD_size(md); - EVP_MD_CTX_init(&mctx); - for (i = 1;; i++) { - unsigned char mtmp[EVP_MAX_MD_SIZE]; - EVP_DigestInit_ex(&mctx, md, NULL); - ctr[3] = i & 0xFF; - ctr[2] = (i >> 8) & 0xFF; - ctr[1] = (i >> 16) & 0xFF; - ctr[0] = (i >> 24) & 0xFF; - if (!EVP_DigestUpdate(&mctx, Z, Zlen)) - goto err; - if (!EVP_DigestUpdate(&mctx, ctr, sizeof(ctr))) - goto err; - if (!EVP_DigestUpdate(&mctx, sinfo, sinfolen)) - goto err; - if (outlen >= mdlen) { - if (!EVP_DigestFinal(&mctx, out, NULL)) - goto err; - outlen -= mdlen; - if (outlen == 0) - break; - out += mdlen; - } else { - if (!EVP_DigestFinal(&mctx, mtmp, NULL)) - goto err; - memcpy(out, mtmp, outlen); - OPENSSL_cleanse(mtmp, mdlen); - break; - } - } - rv = 1; - err: - EVP_MD_CTX_cleanup(&mctx); - return rv; -} diff --git a/crypto/ecdh/ech_key.c b/crypto/ecdh/ech_key.c deleted file mode 100644 index 4f1449896257..000000000000 --- a/crypto/ecdh/ech_key.c +++ /dev/null @@ -1,81 +0,0 @@ -/* crypto/ecdh/ecdh_key.c */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * - * The Elliptic Curve Public-Key Crypto Library (ECC Code) included - * herein is developed by SUN MICROSYSTEMS, INC., and is contributed - * to the OpenSSL project. - * - * The ECC Code is licensed pursuant to the OpenSSL open source - * license provided below. - * - * The ECDH software is originally written by Douglas Stebila of - * Sun Microsystems Laboratories. - * - */ -/* ==================================================================== - * Copyright (c) 1998-2003 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 - * 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 "ech_locl.h" - -int ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key, - EC_KEY *eckey, - void *(*KDF) (const void *in, size_t inlen, void *out, - size_t *outlen)) -{ - ECDH_DATA *ecdh = ecdh_check(eckey); - if (ecdh == NULL) - return 0; - return ecdh->meth->compute_key(out, outlen, pub_key, eckey, KDF); -} diff --git a/crypto/ecdh/ech_lib.c b/crypto/ecdh/ech_lib.c deleted file mode 100644 index 9cc22582e4ad..000000000000 --- a/crypto/ecdh/ech_lib.c +++ /dev/null @@ -1,272 +0,0 @@ -/* crypto/ecdh/ech_lib.c */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * - * The Elliptic Curve Public-Key Crypto Library (ECC Code) included - * herein is developed by SUN MICROSYSTEMS, INC., and is contributed - * to the OpenSSL project. - * - * The ECC Code is licensed pursuant to the OpenSSL open source - * license provided below. - * - * The ECDH software is originally written by Douglas Stebila of - * Sun Microsystems Laboratories. - * - */ -/* ==================================================================== - * Copyright (c) 1998-2003 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 - * 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 "ech_locl.h" -#include <string.h> -#ifndef OPENSSL_NO_ENGINE -# include <openssl/engine.h> -#endif -#include <openssl/err.h> -#ifdef OPENSSL_FIPS -# include <openssl/fips.h> -#endif - -const char ECDH_version[] = "ECDH" OPENSSL_VERSION_PTEXT; - -static const ECDH_METHOD *default_ECDH_method = NULL; - -static void *ecdh_data_new(void); -static void *ecdh_data_dup(void *); -static void ecdh_data_free(void *); - -void ECDH_set_default_method(const ECDH_METHOD *meth) -{ - default_ECDH_method = meth; -} - -const ECDH_METHOD *ECDH_get_default_method(void) -{ - if (!default_ECDH_method) { -#ifdef OPENSSL_FIPS - if (FIPS_mode()) - return FIPS_ecdh_openssl(); - else - return ECDH_OpenSSL(); -#else - default_ECDH_method = ECDH_OpenSSL(); -#endif - } - return default_ECDH_method; -} - -int ECDH_set_method(EC_KEY *eckey, const ECDH_METHOD *meth) -{ - ECDH_DATA *ecdh; - - ecdh = ecdh_check(eckey); - - if (ecdh == NULL) - return 0; - -#if 0 - mtmp = ecdh->meth; - if (mtmp->finish) - mtmp->finish(eckey); -#endif -#ifndef OPENSSL_NO_ENGINE - if (ecdh->engine) { - ENGINE_finish(ecdh->engine); - ecdh->engine = NULL; - } -#endif - ecdh->meth = meth; -#if 0 - if (meth->init) - meth->init(eckey); -#endif - return 1; -} - -static ECDH_DATA *ECDH_DATA_new_method(ENGINE *engine) -{ - ECDH_DATA *ret; - - ret = (ECDH_DATA *)OPENSSL_malloc(sizeof(ECDH_DATA)); - if (ret == NULL) { - ECDHerr(ECDH_F_ECDH_DATA_NEW_METHOD, ERR_R_MALLOC_FAILURE); - return (NULL); - } - - ret->init = NULL; - - ret->meth = ECDH_get_default_method(); - ret->engine = engine; -#ifndef OPENSSL_NO_ENGINE - if (!ret->engine) - ret->engine = ENGINE_get_default_ECDH(); - if (ret->engine) { - ret->meth = ENGINE_get_ECDH(ret->engine); - if (!ret->meth) { - ECDHerr(ECDH_F_ECDH_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_ECDH, ret, &ret->ex_data); -#if 0 - if ((ret->meth->init != NULL) && !ret->meth->init(ret)) { - CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ECDH, ret, &ret->ex_data); - OPENSSL_free(ret); - ret = NULL; - } -#endif - return (ret); -} - -static void *ecdh_data_new(void) -{ - return (void *)ECDH_DATA_new_method(NULL); -} - -static void *ecdh_data_dup(void *data) -{ - ECDH_DATA *r = (ECDH_DATA *)data; - - /* XXX: dummy operation */ - if (r == NULL) - return NULL; - - return (void *)ecdh_data_new(); -} - -void ecdh_data_free(void *data) -{ - ECDH_DATA *r = (ECDH_DATA *)data; - -#ifndef OPENSSL_NO_ENGINE - if (r->engine) - ENGINE_finish(r->engine); -#endif - - CRYPTO_free_ex_data(CRYPTO_EX_INDEX_ECDH, r, &r->ex_data); - - OPENSSL_cleanse((void *)r, sizeof(ECDH_DATA)); - - OPENSSL_free(r); -} - -ECDH_DATA *ecdh_check(EC_KEY *key) -{ - ECDH_DATA *ecdh_data; - - void *data = EC_KEY_get_key_method_data(key, ecdh_data_dup, - ecdh_data_free, ecdh_data_free); - if (data == NULL) { - ecdh_data = (ECDH_DATA *)ecdh_data_new(); - if (ecdh_data == NULL) - return NULL; - data = EC_KEY_insert_key_method_data(key, (void *)ecdh_data, - ecdh_data_dup, ecdh_data_free, - ecdh_data_free); - if (data != NULL) { - /* - * Another thread raced us to install the key_method data and - * won. - */ - ecdh_data_free(ecdh_data); - ecdh_data = (ECDH_DATA *)data; - } else if (EC_KEY_get_key_method_data(key, ecdh_data_dup, - ecdh_data_free, - ecdh_data_free) != ecdh_data) { - /* Or an out of memory error in EC_KEY_insert_key_method_data. */ - ecdh_data_free(ecdh_data); - return NULL; - } - } else { - ecdh_data = (ECDH_DATA *)data; - } -#ifdef OPENSSL_FIPS - if (FIPS_mode() && !(ecdh_data->flags & ECDH_FLAG_FIPS_METHOD) - && !(EC_KEY_get_flags(key) & EC_FLAG_NON_FIPS_ALLOW)) { - ECDHerr(ECDH_F_ECDH_CHECK, ECDH_R_NON_FIPS_METHOD); - return NULL; - } -#endif - - return ecdh_data; -} - -int ECDH_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_ECDH, argl, argp, - new_func, dup_func, free_func); -} - -int ECDH_set_ex_data(EC_KEY *d, int idx, void *arg) -{ - ECDH_DATA *ecdh; - ecdh = ecdh_check(d); - if (ecdh == NULL) - return 0; - return (CRYPTO_set_ex_data(&ecdh->ex_data, idx, arg)); -} - -void *ECDH_get_ex_data(EC_KEY *d, int idx) -{ - ECDH_DATA *ecdh; - ecdh = ecdh_check(d); - if (ecdh == NULL) - return NULL; - return (CRYPTO_get_ex_data(&ecdh->ex_data, idx)); -} diff --git a/crypto/ecdh/ech_locl.h b/crypto/ecdh/ech_locl.h deleted file mode 100644 index 4e66024c7581..000000000000 --- a/crypto/ecdh/ech_locl.h +++ /dev/null @@ -1,104 +0,0 @@ -/* crypto/ecdh/ech_locl.h */ -/* ==================================================================== - * 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_ECH_LOCL_H -# define HEADER_ECH_LOCL_H - -# include <openssl/ecdh.h> - -#ifdef __cplusplus -extern "C" { -#endif - -struct ecdh_method { - const char *name; - int (*compute_key) (void *key, size_t outlen, const EC_POINT *pub_key, - EC_KEY *ecdh, void *(*KDF) (const void *in, - size_t inlen, void *out, - size_t *outlen)); -# if 0 - int (*init) (EC_KEY *eckey); - int (*finish) (EC_KEY *eckey); -# endif - int flags; - char *app_data; -}; - -/* - * If this flag is set the ECDH method is FIPS compliant and can be used in - * FIPS mode. This is set in the validated module method. If an application - * sets this flag in its own methods it is its responsibility to ensure the - * result is compliant. - */ - -# define ECDH_FLAG_FIPS_METHOD 0x1 - -typedef struct ecdh_data_st { - /* EC_KEY_METH_DATA part */ - int (*init) (EC_KEY *); - /* method specific part */ - ENGINE *engine; - int flags; - const ECDH_METHOD *meth; - CRYPTO_EX_DATA ex_data; -} ECDH_DATA; - -ECDH_DATA *ecdh_check(EC_KEY *); - -#ifdef __cplusplus -} -#endif - -#endif /* HEADER_ECH_LOCL_H */ diff --git a/crypto/ecdh/ech_ossl.c b/crypto/ecdh/ech_ossl.c deleted file mode 100644 index d3b05247fe37..000000000000 --- a/crypto/ecdh/ech_ossl.c +++ /dev/null @@ -1,220 +0,0 @@ -/* crypto/ecdh/ech_ossl.c */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * - * The Elliptic Curve Public-Key Crypto Library (ECC Code) included - * herein is developed by SUN MICROSYSTEMS, INC., and is contributed - * to the OpenSSL project. - * - * The ECC Code is licensed pursuant to the OpenSSL open source - * license provided below. - * - * The ECDH software is originally written by Douglas Stebila of - * Sun Microsystems Laboratories. - * - */ -/* ==================================================================== - * Copyright (c) 1998-2003 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 - * 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 <limits.h> - -#include "cryptlib.h" - -#include "ech_locl.h" -#include <openssl/err.h> -#include <openssl/sha.h> -#include <openssl/obj_mac.h> -#include <openssl/bn.h> - -static int ecdh_compute_key(void *out, size_t len, const EC_POINT *pub_key, - EC_KEY *ecdh, - void *(*KDF) (const void *in, size_t inlen, - void *out, size_t *outlen)); - -static ECDH_METHOD openssl_ecdh_meth = { - "OpenSSL ECDH method", - ecdh_compute_key, -#if 0 - NULL, /* init */ - NULL, /* finish */ -#endif - 0, /* flags */ - NULL /* app_data */ -}; - -const ECDH_METHOD *ECDH_OpenSSL(void) -{ - return &openssl_ecdh_meth; -} - -/*- - * This implementation is based on the following primitives in the IEEE 1363 standard: - * - ECKAS-DH1 - * - ECSVDP-DH - * Finally an optional KDF is applied. - */ -static int ecdh_compute_key(void *out, size_t outlen, const EC_POINT *pub_key, - EC_KEY *ecdh, - void *(*KDF) (const void *in, size_t inlen, - void *out, size_t *outlen)) -{ - BN_CTX *ctx; - EC_POINT *tmp = NULL; - BIGNUM *x = NULL, *y = NULL; - const BIGNUM *priv_key; - const EC_GROUP *group; - int ret = -1; - size_t buflen, len; - unsigned char *buf = NULL; - - if (outlen > INT_MAX) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ERR_R_MALLOC_FAILURE); /* sort of, - * anyway */ - return -1; - } - - if ((ctx = BN_CTX_new()) == NULL) - goto err; - BN_CTX_start(ctx); - x = BN_CTX_get(ctx); - y = BN_CTX_get(ctx); - - priv_key = EC_KEY_get0_private_key(ecdh); - if (priv_key == NULL) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ECDH_R_NO_PRIVATE_VALUE); - goto err; - } - - group = EC_KEY_get0_group(ecdh); - - if (EC_KEY_get_flags(ecdh) & EC_FLAG_COFACTOR_ECDH) { - if (!EC_GROUP_get_cofactor(group, x, ctx) || - !BN_mul(x, x, priv_key, ctx)) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ERR_R_MALLOC_FAILURE); - goto err; - } - priv_key = x; - } - - if ((tmp = EC_POINT_new(group)) == NULL) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ERR_R_MALLOC_FAILURE); - goto err; - } - - if (!EC_POINT_mul(group, tmp, NULL, pub_key, priv_key, ctx)) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ECDH_R_POINT_ARITHMETIC_FAILURE); - 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, x, y, ctx)) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ECDH_R_POINT_ARITHMETIC_FAILURE); - goto err; - } - } -#ifndef OPENSSL_NO_EC2M - else { - if (!EC_POINT_get_affine_coordinates_GF2m(group, tmp, x, y, ctx)) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ECDH_R_POINT_ARITHMETIC_FAILURE); - goto err; - } - } -#endif - - buflen = (EC_GROUP_get_degree(group) + 7) / 8; - len = BN_num_bytes(x); - if (len > buflen) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ERR_R_INTERNAL_ERROR); - goto err; - } - if ((buf = OPENSSL_malloc(buflen)) == NULL) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ERR_R_MALLOC_FAILURE); - goto err; - } - - memset(buf, 0, buflen - len); - if (len != (size_t)BN_bn2bin(x, buf + buflen - len)) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ERR_R_BN_LIB); - goto err; - } - - if (KDF != 0) { - if (KDF(buf, buflen, out, &outlen) == NULL) { - ECDHerr(ECDH_F_ECDH_COMPUTE_KEY, ECDH_R_KDF_FAILED); - goto err; - } - ret = outlen; - } else { - /* no KDF, just copy as much as we can */ - if (outlen > buflen) - outlen = buflen; - memcpy(out, buf, outlen); - ret = outlen; - } - - err: - if (tmp) - EC_POINT_free(tmp); - if (ctx) - BN_CTX_end(ctx); - if (ctx) - BN_CTX_free(ctx); - if (buf) { - OPENSSL_cleanse(buf, buflen); - OPENSSL_free(buf); - } - return (ret); -} |