[openssl-commits] [openssl] master update
Rich Salz
rsalz at openssl.org
Mon Jun 19 13:43:49 UTC 2017
The branch master has been updated
via f39a5501ce69cab0c7282f5dcbf2b80d8ee259f2 (commit)
from 3ac6d5ee5372b05aa90cc5c44efbde01bd669e9e (commit)
- Log -----------------------------------------------------------------
commit f39a5501ce69cab0c7282f5dcbf2b80d8ee259f2
Author: Rich Salz <rsalz at openssl.org>
Date: Tue Jun 13 16:33:33 2017 -0400
Remove bsd_cryptodev engine
Reviewed-by: Richard Levitte <levitte at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3699)
-----------------------------------------------------------------------
Summary of changes:
CHANGES | 3 +
README.ENGINE | 1 -
crypto/engine/build.info | 2 +-
crypto/engine/eng_all.c | 8 +-
crypto/engine/eng_cryptodev.c | 2037 --------------------------------------
crypto/include/internal/engine.h | 1 -
crypto/init.c | 19 -
include/openssl/engine.h | 2 +-
8 files changed, 6 insertions(+), 2067 deletions(-)
delete mode 100644 crypto/engine/eng_cryptodev.c
diff --git a/CHANGES b/CHANGES
index 7cb2717..491f85e 100644
--- a/CHANGES
+++ b/CHANGES
@@ -9,6 +9,9 @@
Changes between 1.1.0f and 1.1.1 [xx XXX xxxx]
+ *) Removed BSD cryptodev engine.
+ [Rich Salz]
+
*) Add a build target 'build_all_generated', to build all generated files
and only that. This can be used to prepare everything that requires
things like perl for a system that lacks perl and then move everything
diff --git a/README.ENGINE b/README.ENGINE
index 530a4ed..230dc82 100644
--- a/README.ENGINE
+++ b/README.ENGINE
@@ -13,7 +13,6 @@
There are currently built-in ENGINE implementations for the following
crypto devices:
- o Cryptodev
o Microsoft CryptoAPI
o VIA Padlock
o nCipher CHIL
diff --git a/crypto/engine/build.info b/crypto/engine/build.info
index 161dad4..47fe948 100644
--- a/crypto/engine/build.info
+++ b/crypto/engine/build.info
@@ -4,5 +4,5 @@ SOURCE[../../libcrypto]=\
eng_table.c eng_pkey.c eng_fat.c eng_all.c \
tb_rsa.c tb_dsa.c tb_dh.c tb_rand.c \
tb_cipher.c tb_digest.c tb_pkmeth.c tb_asnmth.c tb_eckey.c \
- eng_openssl.c eng_cnf.c eng_dyn.c eng_cryptodev.c \
+ eng_openssl.c eng_cnf.c eng_dyn.c \
eng_rdrand.c
diff --git a/crypto/engine/eng_all.c b/crypto/engine/eng_all.c
index 50fe4cb..c0d0b1c 100644
--- a/crypto/engine/eng_all.c
+++ b/crypto/engine/eng_all.c
@@ -18,14 +18,8 @@ void ENGINE_load_builtin_engines(void)
OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN, NULL);
}
-#if (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) || defined(HAVE_CRYPTODEV)) && !defined(OPENSSL_NO_DEPRECATED)
+#if (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__)) && !defined(OPENSSL_NO_DEPRECATED)
void ENGINE_setup_bsd_cryptodev(void)
{
- static int bsd_cryptodev_default_loaded = 0;
- if (!bsd_cryptodev_default_loaded) {
- OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_CRYPTODEV, NULL);
- ENGINE_register_all_complete();
- }
- bsd_cryptodev_default_loaded = 1;
}
#endif
diff --git a/crypto/engine/eng_cryptodev.c b/crypto/engine/eng_cryptodev.c
deleted file mode 100644
index 94480e9..0000000
--- a/crypto/engine/eng_cryptodev.c
+++ /dev/null
@@ -1,2037 +0,0 @@
-/*
- * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
- *
- * Licensed under the OpenSSL license (the "License"). You may not use
- * this file except in compliance with the License. You can obtain a copy
- * in the file LICENSE in the source distribution or at
- * https://www.openssl.org/source/license.html
- */
-
-/*
- * Copyright (c) 2002 Bob Beck <beck at openbsd.org>
- * Copyright (c) 2002 Theo de Raadt
- * Copyright (c) 2002 Markus Friedl
- * Copyright (c) 2012 Nikos Mavrogiannopoulos
- * 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
- * EXPRESS 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 AUTHOR OR 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.
- *
- */
-
-#include <openssl/objects.h>
-#include <internal/engine.h>
-#include <openssl/evp.h>
-#include <openssl/bn.h>
-#include <openssl/crypto.h>
-
-#if (defined(__unix__) || defined(unix)) && !defined(USG) && \
- (defined(OpenBSD) || defined(__FreeBSD__) || defined(__DragonFly__))
-# include <sys/param.h>
-# if (OpenBSD >= 200112) || ((__FreeBSD_version >= 470101 && __FreeBSD_version < 500000) || __FreeBSD_version >= 500041) || defined(__DragonFly__)
-# define HAVE_CRYPTODEV
-# endif
-# if (OpenBSD >= 200110)
-# define HAVE_SYSLOG_R
-# endif
-#endif
-
-#include <sys/types.h>
-#ifdef HAVE_CRYPTODEV
-# include <crypto/cryptodev.h>
-# include <sys/ioctl.h>
-# include <errno.h>
-# include <stdio.h>
-# include <unistd.h>
-# include <fcntl.h>
-# include <stdarg.h>
-# include <syslog.h>
-# include <errno.h>
-# include <string.h>
-#endif
-#include <openssl/dh.h>
-#include <openssl/dsa.h>
-#include <openssl/err.h>
-#include <openssl/rsa.h>
-
-#ifndef HAVE_CRYPTODEV
-
-void engine_load_cryptodev_int(void)
-{
- /* This is a NOP on platforms without /dev/crypto */
- return;
-}
-
-#else
-
-/* Available on cryptodev-linux but not on FreeBSD 8.4 */
-# ifndef CRYPTO_HMAC_MAX_KEY_LEN
-# define CRYPTO_HMAC_MAX_KEY_LEN 512
-# endif
-# ifndef CRYPTO_CIPHER_MAX_KEY_LEN
-# define CRYPTO_CIPHER_MAX_KEY_LEN 64
-# endif
-
-struct dev_crypto_state {
- struct session_op d_sess;
- int d_fd;
-# ifdef USE_CRYPTODEV_DIGESTS
- unsigned char digest_res[HASH_MAX_LEN];
- char *mac_data;
- int mac_len;
-# endif
-};
-
-static u_int32_t cryptodev_asymfeat = 0;
-
-static RSA_METHOD *cryptodev_rsa;
-# ifndef OPENSSL_NO_DSA
-static DSA_METHOD *cryptodev_dsa = NULL;
-# endif
-# ifndef OPENSSL_NO_DH
-static DH_METHOD *cryptodev_dh;
-# endif
-
-static int get_asym_dev_crypto(void);
-static int open_dev_crypto(void);
-static int get_dev_crypto(void);
-static int get_cryptodev_ciphers(const int **cnids);
-# ifdef USE_CRYPTODEV_DIGESTS
-static int get_cryptodev_digests(const int **cnids);
-# endif
-static int cryptodev_usable_ciphers(const int **nids);
-static int cryptodev_usable_digests(const int **nids);
-static int cryptodev_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
-static int cryptodev_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
-static int cryptodev_cleanup(EVP_CIPHER_CTX *ctx);
-static int cryptodev_engine_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
- const int **nids, int nid);
-static int cryptodev_engine_digests(ENGINE *e, const EVP_MD **digest,
- const int **nids, int nid);
-static int bn2crparam(const BIGNUM *a, struct crparam *crp);
-static int crparam2bn(struct crparam *crp, BIGNUM *a);
-static void zapparams(struct crypt_kop *kop);
-static int cryptodev_asym(struct crypt_kop *kop, int rlen, BIGNUM *r,
- int slen, BIGNUM *s);
-
-static int cryptodev_bn_mod_exp(BIGNUM *r, const BIGNUM *a,
- const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
- BN_MONT_CTX *m_ctx);
-static int cryptodev_rsa_nocrt_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa,
- BN_CTX *ctx);
-static int cryptodev_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa,
- BN_CTX *ctx);
-# ifndef OPENSSL_NO_DSA
-static int cryptodev_dsa_bn_mod_exp(DSA *dsa, BIGNUM *r, const BIGNUM *a,
- const BIGNUM *p, const BIGNUM *m,
- BN_CTX *ctx, BN_MONT_CTX *m_ctx);
-static int cryptodev_dsa_dsa_mod_exp(DSA *dsa, BIGNUM *t1, const BIGNUM *g,
- const BIGNUM *u1, const BIGNUM *pub_key,
- const BIGNUM *u2, const BIGNUM *p,
- BN_CTX *ctx, BN_MONT_CTX *mont);
-static DSA_SIG *cryptodev_dsa_do_sign(const unsigned char *dgst, int dlen,
- DSA *dsa);
-static int cryptodev_dsa_verify(const unsigned char *dgst, int dgst_len,
- DSA_SIG *sig, DSA *dsa);
-# endif
-# ifndef OPENSSL_NO_DH
-static int cryptodev_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a,
- const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
- BN_MONT_CTX *m_ctx);
-static int cryptodev_dh_compute_key(unsigned char *key, const BIGNUM *pub_key,
- DH *dh);
-# endif
-static int cryptodev_ctrl(ENGINE *e, int cmd, long i, void *p,
- void (*f) (void));
-void engine_load_cryptodev_int(void);
-
-static const ENGINE_CMD_DEFN cryptodev_defns[] = {
- {0, NULL, NULL, 0}
-};
-
-static struct {
- int id;
- int nid;
- int ivmax;
- int keylen;
-} ciphers[] = {
- {CRYPTO_ARC4, NID_rc4, 0, 16},
- {CRYPTO_DES_CBC, NID_des_cbc, 8, 8},
-# if defined(CRYPTO_3DES_CBC)
- {CRYPTO_3DES_CBC, NID_des_ede3_cbc, 8, 24},
-# endif
-
-/*
- * The marvell-kirkwood armv5 platform doesn't seem to have CRYPTO_3DES_ECB.
- * Unfortunately, there is no way to detect this, except on BSD, where the
- * crypto identities are implemented as macros. All other cryptodev
- * implementations will be without this one.
- */
-# if defined(CRYPTO_3DES_ECB)
- {CRYPTO_3DES_ECB, NID_des_ede3_ecb, 0, 24},
-# endif
-
- {CRYPTO_AES_CBC, NID_aes_128_cbc, 16, 16},
- {CRYPTO_AES_CBC, NID_aes_192_cbc, 16, 24},
- {CRYPTO_AES_CBC, NID_aes_256_cbc, 16, 32},
-# if !defined(CRYPTO_ALGORITHM_MIN) || defined(CRYPTO_AES_CTR)
- {CRYPTO_AES_CTR, NID_aes_128_ctr, 14, 16},
- {CRYPTO_AES_CTR, NID_aes_192_ctr, 14, 24},
- {CRYPTO_AES_CTR, NID_aes_256_ctr, 14, 32},
-# endif
-# if !defined(CRYPTO_ALGORITHM_MIN) || defined(CRYPTO_AES_ECB)
- {CRYPTO_AES_ECB, NID_aes_128_ecb, 0, 16},
- {CRYPTO_AES_ECB, NID_aes_192_ecb, 0, 24},
- {CRYPTO_AES_ECB, NID_aes_256_ecb, 0, 32},
-# endif
- {CRYPTO_BLF_CBC, NID_bf_cbc, 8, 16},
- {CRYPTO_CAST_CBC, NID_cast5_cbc, 8, 16},
- {CRYPTO_SKIPJACK_CBC, NID_undef, 0, 0},
- {0, NID_undef, 0, 0},
-};
-
-# ifdef USE_CRYPTODEV_DIGESTS
-static struct {
- int id;
- int nid;
- int digestlen;
-} digests[] = {
- {CRYPTO_MD5, NID_md5, 16},
- {CRYPTO_SHA1, NID_sha1, 20},
- {CRYPTO_SHA2_256, NID_sha256, 32},
- {CRYPTO_SHA2_384, NID_sha384, 48},
- {CRYPTO_SHA2_512, NID_sha512, 64},
- {0, NID_undef, 0},
-};
-# endif
-
-/*
- * Return a fd if /dev/crypto seems usable, 0 otherwise.
- */
-static int open_dev_crypto(void)
-{
- static int fd = -1;
-
- if (fd == -1) {
- if ((fd = open("/dev/crypto", O_RDWR, 0)) == -1)
- return (-1);
- /* close on exec */
- if (fcntl(fd, F_SETFD, 1) == -1) {
- close(fd);
- fd = -1;
- return (-1);
- }
- }
- return (fd);
-}
-
-static int get_dev_crypto(void)
-{
- int fd, retfd;
-
- if ((fd = open_dev_crypto()) == -1)
- return (-1);
-# ifndef CRIOGET_NOT_NEEDED
- if (ioctl(fd, CRIOGET, &retfd) == -1)
- return (-1);
-
- /* close on exec */
- if (fcntl(retfd, F_SETFD, 1) == -1) {
- close(retfd);
- return (-1);
- }
-# else
- retfd = fd;
-# endif
- return (retfd);
-}
-
-static void put_dev_crypto(int fd)
-{
-# ifndef CRIOGET_NOT_NEEDED
- close(fd);
-# endif
-}
-
-/* Caching version for asym operations */
-static int get_asym_dev_crypto(void)
-{
- static int fd = -1;
-
- if (fd == -1)
- fd = get_dev_crypto();
- return fd;
-}
-
-/*
- * Find out what ciphers /dev/crypto will let us have a session for.
- * XXX note, that some of these openssl doesn't deal with yet!
- * returning them here is harmless, as long as we return NULL
- * when asked for a handler in the cryptodev_engine_ciphers routine
- */
-static int get_cryptodev_ciphers(const int **cnids)
-{
- static int nids[CRYPTO_ALGORITHM_MAX];
- struct session_op sess;
- int fd, i, count = 0;
- unsigned char fake_key[CRYPTO_CIPHER_MAX_KEY_LEN];
-
- if ((fd = get_dev_crypto()) < 0) {
- *cnids = NULL;
- return (0);
- }
- memset(&sess, 0, sizeof(sess));
- sess.key = (void *)fake_key;
-
- for (i = 0; ciphers[i].id && count < CRYPTO_ALGORITHM_MAX; i++) {
- if (ciphers[i].nid == NID_undef)
- continue;
- sess.cipher = ciphers[i].id;
- sess.keylen = ciphers[i].keylen;
- sess.mac = 0;
- if (ioctl(fd, CIOCGSESSION, &sess) != -1 &&
- ioctl(fd, CIOCFSESSION, &sess.ses) != -1)
- nids[count++] = ciphers[i].nid;
- }
- put_dev_crypto(fd);
-
- if (count > 0)
- *cnids = nids;
- else
- *cnids = NULL;
- return (count);
-}
-
-# ifdef USE_CRYPTODEV_DIGESTS
-/*
- * Find out what digests /dev/crypto will let us have a session for.
- * XXX note, that some of these openssl doesn't deal with yet!
- * returning them here is harmless, as long as we return NULL
- * when asked for a handler in the cryptodev_engine_digests routine
- */
-static int get_cryptodev_digests(const int **cnids)
-{
- static int nids[CRYPTO_ALGORITHM_MAX];
- unsigned char fake_key[CRYPTO_CIPHER_MAX_KEY_LEN];
- struct session_op sess;
- int fd, i, count = 0;
-
- if ((fd = get_dev_crypto()) < 0) {
- *cnids = NULL;
- return (0);
- }
- memset(&sess, 0, sizeof(sess));
- sess.mackey = fake_key;
- for (i = 0; digests[i].id && count < CRYPTO_ALGORITHM_MAX; i++) {
- if (digests[i].nid == NID_undef)
- continue;
- sess.mac = digests[i].id;
- sess.mackeylen = 8;
- sess.cipher = 0;
- if (ioctl(fd, CIOCGSESSION, &sess) != -1 &&
- ioctl(fd, CIOCFSESSION, &sess.ses) != -1)
- nids[count++] = digests[i].nid;
- }
- put_dev_crypto(fd);
-
- if (count > 0)
- *cnids = nids;
- else
- *cnids = NULL;
- return (count);
-}
-# endif /* 0 */
-
-/*
- * Find the useable ciphers|digests from dev/crypto - this is the first
- * thing called by the engine init crud which determines what it
- * can use for ciphers from this engine. We want to return
- * only what we can do, anything else is handled by software.
- *
- * If we can't initialize the device to do anything useful for
- * any reason, we want to return a NULL array, and 0 length,
- * which forces everything to be done is software. By putting
- * the initialization of the device in here, we ensure we can
- * use this engine as the default, and if for whatever reason
- * /dev/crypto won't do what we want it will just be done in
- * software
- *
- * This can (should) be greatly expanded to perhaps take into
- * account speed of the device, and what we want to do.
- * (although the disabling of particular alg's could be controlled
- * by the device driver with sysctl's.) - this is where we
- * want most of the decisions made about what we actually want
- * to use from /dev/crypto.
- */
-static int cryptodev_usable_ciphers(const int **nids)
-{
- return (get_cryptodev_ciphers(nids));
-}
-
-static int cryptodev_usable_digests(const int **nids)
-{
-# ifdef USE_CRYPTODEV_DIGESTS
- return (get_cryptodev_digests(nids));
-# else
- /*
- * XXXX just disable all digests for now, because it sucks.
- * we need a better way to decide this - i.e. I may not
- * want digests on slow cards like hifn on fast machines,
- * but might want them on slow or loaded machines, etc.
- * will also want them when using crypto cards that don't
- * suck moose gonads - would be nice to be able to decide something
- * as reasonable default without having hackery that's card dependent.
- * of course, the default should probably be just do everything,
- * with perhaps a sysctl to turn algorithms off (or have them off
- * by default) on cards that generally suck like the hifn.
- */
- *nids = NULL;
- return (0);
-# endif
-}
-
-static int
-cryptodev_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
-{
- struct crypt_op cryp;
- struct dev_crypto_state *state = EVP_CIPHER_CTX_get_cipher_data(ctx);
- struct session_op *sess = &state->d_sess;
- const void *iiv;
- unsigned char save_iv[EVP_MAX_IV_LENGTH];
-
- if (state->d_fd < 0)
- return (0);
- if (!inl)
- return (1);
- if ((inl % EVP_CIPHER_CTX_block_size(ctx)) != 0)
- return (0);
-
- memset(&cryp, 0, sizeof(cryp));
-
- cryp.ses = sess->ses;
- cryp.flags = 0;
- cryp.len = inl;
- cryp.src = (void *)in;
- cryp.dst = (void *)out;
- cryp.mac = 0;
-
- cryp.op = EVP_CIPHER_CTX_encrypting(ctx) ? COP_ENCRYPT : COP_DECRYPT;
-
- if (EVP_CIPHER_CTX_iv_length(ctx) > 0) {
- cryp.iv = (void *)EVP_CIPHER_CTX_iv(ctx);
- if (!EVP_CIPHER_CTX_encrypting(ctx)) {
- iiv = in + inl - EVP_CIPHER_CTX_iv_length(ctx);
- memcpy(save_iv, iiv, EVP_CIPHER_CTX_iv_length(ctx));
- }
- } else
- cryp.iv = NULL;
-
- if (ioctl(state->d_fd, CIOCCRYPT, &cryp) == -1) {
- /*
- * XXX need better error handling this can fail for a number of
- * different reasons.
- */
- return (0);
- }
-
- if (EVP_CIPHER_CTX_iv_length(ctx) > 0) {
- if (EVP_CIPHER_CTX_encrypting(ctx))
- iiv = out + inl - EVP_CIPHER_CTX_iv_length(ctx);
- else
- iiv = save_iv;
- memcpy(EVP_CIPHER_CTX_iv_noconst(ctx), iiv,
- EVP_CIPHER_CTX_iv_length(ctx));
- }
- return (1);
-}
-
-static int
-cryptodev_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
-{
- struct dev_crypto_state *state = EVP_CIPHER_CTX_get_cipher_data(ctx);
- struct session_op *sess = &state->d_sess;
- int cipher = -1, i;
-
- for (i = 0; ciphers[i].id; i++)
- if (EVP_CIPHER_CTX_nid(ctx) == ciphers[i].nid &&
- EVP_CIPHER_CTX_iv_length(ctx) <= ciphers[i].ivmax &&
- EVP_CIPHER_CTX_key_length(ctx) == ciphers[i].keylen) {
- cipher = ciphers[i].id;
- break;
- }
-
- if (!ciphers[i].id) {
- state->d_fd = -1;
- return (0);
- }
-
- memset(sess, 0, sizeof(*sess));
-
- if ((state->d_fd = get_dev_crypto()) < 0)
- return (0);
-
- sess->key = (void *)key;
- sess->keylen = EVP_CIPHER_CTX_key_length(ctx);
- sess->cipher = cipher;
-
- if (ioctl(state->d_fd, CIOCGSESSION, sess) == -1) {
- put_dev_crypto(state->d_fd);
- state->d_fd = -1;
- return (0);
- }
- return (1);
-}
-
-/*
- * free anything we allocated earlier when initing a
- * session, and close the session.
- */
-static int cryptodev_cleanup(EVP_CIPHER_CTX *ctx)
-{
- int ret = 0;
- struct dev_crypto_state *state = EVP_CIPHER_CTX_get_cipher_data(ctx);
- struct session_op *sess = &state->d_sess;
-
- if (state->d_fd < 0)
- return (0);
-
- /*
- * XXX if this ioctl fails, something's wrong. the invoker may have called
- * us with a bogus ctx, or we could have a device that for whatever
- * reason just doesn't want to play ball - it's not clear what's right
- * here - should this be an error? should it just increase a counter,
- * hmm. For right now, we return 0 - I don't believe that to be "right".
- * we could call the gorpy openssl lib error handlers that print messages
- * to users of the library. hmm..
- */
-
- if (ioctl(state->d_fd, CIOCFSESSION, &sess->ses) == -1) {
- ret = 0;
- } else {
- ret = 1;
- }
- put_dev_crypto(state->d_fd);
- state->d_fd = -1;
-
- return (ret);
-}
-
-/*
- * libcrypto EVP stuff - this is how we get wired to EVP so the engine
- * gets called when libcrypto requests a cipher NID.
- */
-
-static int cryptodev_cipher_ctrl(EVP_CIPHER_CTX *ctx, int type, int p1, void *p2)
-{
- struct dev_crypto_state *state = EVP_CIPHER_CTX_get_cipher_data(ctx);
- struct session_op *sess = &state->d_sess;
-
- if (type == EVP_CTRL_COPY) {
- EVP_CIPHER_CTX *out = p2;
- return cryptodev_init_key(out, (unsigned char *)sess->key,
- EVP_CIPHER_CTX_iv(ctx), 0);
- }
-
- return 0;
-}
-
-/* RC4 */
-static EVP_CIPHER *rc4_cipher = NULL;
-static const EVP_CIPHER *cryptodev_rc4(void)
-{
- if (rc4_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_rc4, 1, 16);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 0)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_VARIABLE_LENGTH
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- rc4_cipher = cipher;
- }
- return rc4_cipher;
-}
-
-/* DES CBC EVP */
-static EVP_CIPHER *des_cbc_cipher = NULL;
-static const EVP_CIPHER *cryptodev_des_cbc(void)
-{
- if (des_cbc_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_des_cbc, 8, 8);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 8)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CBC_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- des_cbc_cipher = cipher;
- }
- return des_cbc_cipher;
-}
-
-/* 3DES CBC EVP */
-static EVP_CIPHER *des3_cbc_cipher = NULL;
-static const EVP_CIPHER *cryptodev_3des_cbc(void)
-{
- if (des3_cbc_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_des_ede3_cbc, 8, 24);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 8)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CBC_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- des3_cbc_cipher = cipher;
- }
- return des3_cbc_cipher;
-}
-
-/* 3DES ECB EVP */
-static EVP_CIPHER *des3_ecb_cipher = NULL;
-static const EVP_CIPHER *cryptodev_3des_ecb(void)
-{
- if (des3_ecb_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_des_ede3_ecb, 8, 24);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- des3_ecb_cipher = cipher;
- }
- return des3_ecb_cipher;
-}
-
-static EVP_CIPHER *bf_cbc_cipher = NULL;
-static const EVP_CIPHER *cryptodev_bf_cbc(void)
-{
- if (bf_cbc_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_bf_cbc, 8, 16);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 8)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CBC_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- bf_cbc_cipher = cipher;
- }
- return bf_cbc_cipher;
-}
-
-static EVP_CIPHER *cast_cbc_cipher = NULL;
-static const EVP_CIPHER *cryptodev_cast_cbc(void)
-{
- if (cast_cbc_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_cast5_cbc, 8, 16);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 8)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CBC_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- cast_cbc_cipher = cipher;
- }
- return cast_cbc_cipher;
-}
-
-static EVP_CIPHER *aes_cbc_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_cbc(void)
-{
- if (aes_cbc_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_128_cbc, 16, 16);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 16)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CBC_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_cbc_cipher = cipher;
- }
- return aes_cbc_cipher;
-}
-
-static EVP_CIPHER *aes_192_cbc_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_192_cbc(void)
-{
- if (aes_192_cbc_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_192_cbc, 16, 24);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 16)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CBC_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_192_cbc_cipher = cipher;
- }
- return aes_192_cbc_cipher;
-}
-
-static EVP_CIPHER *aes_256_cbc_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_256_cbc(void)
-{
- if (aes_256_cbc_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_256_cbc, 16, 32);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 16)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CBC_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_256_cbc_cipher = cipher;
- }
- return aes_256_cbc_cipher;
-}
-
-static EVP_CIPHER *aes_ctr_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_ctr(void)
-{
- if (aes_ctr_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_128_ctr, 16, 16);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 14)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CTR_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_ctr_cipher = cipher;
- }
- return aes_ctr_cipher;
-}
-
-static EVP_CIPHER *aes_192_ctr_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_192_ctr(void)
-{
- if (aes_192_ctr_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_192_ctr, 16, 24);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 14)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CTR_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_192_ctr_cipher = cipher;
- }
- return aes_192_ctr_cipher;
-}
-
-static EVP_CIPHER *aes_256_ctr_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_256_ctr(void)
-{
- if (aes_256_ctr_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_256_ctr, 16, 32);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_iv_length(cipher, 14)
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_CTR_MODE
- | EVP_CIPH_CUSTOM_COPY)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_256_ctr_cipher = cipher;
- }
- return aes_256_ctr_cipher;
-}
-
-static EVP_CIPHER *aes_ecb_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_ecb(void)
-{
- if (aes_ecb_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_128_ecb, 16, 16);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_ecb_cipher = cipher;
- }
- return aes_ecb_cipher;
-}
-
-static EVP_CIPHER *aes_192_ecb_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_192_ecb(void)
-{
- if (aes_192_ecb_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_192_ecb, 16, 24);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_192_ecb_cipher = cipher;
- }
- return aes_192_ecb_cipher;
-}
-
-static EVP_CIPHER *aes_256_ecb_cipher = NULL;
-static const EVP_CIPHER *cryptodev_aes_256_ecb(void)
-{
- if (aes_256_ecb_cipher == NULL) {
- EVP_CIPHER *cipher = EVP_CIPHER_meth_new(NID_aes_256_ecb, 16, 32);
-
- if (cipher == NULL
- || !EVP_CIPHER_meth_set_flags(cipher, EVP_CIPH_ECB_MODE)
- || !EVP_CIPHER_meth_set_init(cipher, cryptodev_init_key)
- || !EVP_CIPHER_meth_set_do_cipher(cipher, cryptodev_cipher)
- || !EVP_CIPHER_meth_set_cleanup(cipher, cryptodev_cleanup)
- || !EVP_CIPHER_meth_set_ctrl(cipher, cryptodev_cipher_ctrl)
- || !EVP_CIPHER_meth_set_impl_ctx_size(cipher,
- sizeof(struct
- dev_crypto_state))
- || !EVP_CIPHER_meth_set_set_asn1_params(cipher,
- EVP_CIPHER_set_asn1_iv)
- || !EVP_CIPHER_meth_set_get_asn1_params(cipher,
- EVP_CIPHER_get_asn1_iv)) {
- EVP_CIPHER_meth_free(cipher);
- cipher = NULL;
- }
- aes_256_ecb_cipher = cipher;
- }
- return aes_256_ecb_cipher;
-}
-
-/*
- * Registered by the ENGINE when used to find out how to deal with
- * a particular NID in the ENGINE. this says what we'll do at the
- * top level - note, that list is restricted by what we answer with
- */
-static int
-cryptodev_engine_ciphers(ENGINE *e, const EVP_CIPHER **cipher,
- const int **nids, int nid)
-{
- if (!cipher)
- return (cryptodev_usable_ciphers(nids));
-
- switch (nid) {
- case NID_rc4:
- *cipher = cryptodev_rc4();
- break;
- case NID_des_ede3_cbc:
- *cipher = cryptodev_3des_cbc();
- break;
- case NID_des_ede3_ecb:
- *cipher = cryptodev_3des_ecb();
- break;
- case NID_des_cbc:
- *cipher = cryptodev_des_cbc();
- break;
- case NID_bf_cbc:
- *cipher = cryptodev_bf_cbc();
- break;
- case NID_cast5_cbc:
- *cipher = cryptodev_cast_cbc();
- break;
- case NID_aes_128_cbc:
- *cipher = cryptodev_aes_cbc();
- break;
- case NID_aes_192_cbc:
- *cipher = cryptodev_aes_192_cbc();
- break;
- case NID_aes_256_cbc:
- *cipher = cryptodev_aes_256_cbc();
- break;
- case NID_aes_128_ctr:
- *cipher = cryptodev_aes_ctr();
- break;
- case NID_aes_192_ctr:
- *cipher = cryptodev_aes_192_ctr();
- break;
- case NID_aes_256_ctr:
- *cipher = cryptodev_aes_256_ctr();
- break;
- case NID_aes_128_ecb:
- *cipher = cryptodev_aes_ecb();
- break;
- case NID_aes_192_ecb:
- *cipher = cryptodev_aes_192_ecb();
- break;
- case NID_aes_256_ecb:
- *cipher = cryptodev_aes_256_ecb();
- break;
- default:
- *cipher = NULL;
- break;
- }
- return (*cipher != NULL);
-}
-
-# ifdef USE_CRYPTODEV_DIGESTS
-
-/* convert digest type to cryptodev */
-static int digest_nid_to_cryptodev(int nid)
-{
- int i;
-
- for (i = 0; digests[i].id; i++)
- if (digests[i].nid == nid)
- return (digests[i].id);
- return (0);
-}
-
-static int cryptodev_digest_init(EVP_MD_CTX *ctx)
-{
- struct dev_crypto_state *state = EVP_MD_CTX_md_data(ctx);
- struct session_op *sess = &state->d_sess;
- int digest;
-
- if ((digest = digest_nid_to_cryptodev(EVP_MD_CTX_type(ctx))) == NID_undef) {
- printf("cryptodev_digest_init: Can't get digest \n");
- return (0);
- }
-
- memset(state, 0, sizeof(*state));
-
- if ((state->d_fd = get_dev_crypto()) < 0) {
- printf("cryptodev_digest_init: Can't get Dev \n");
- return (0);
- }
-
- sess->mackey = NULL;
- sess->mackeylen = 0;
- sess->mac = digest;
-
- if (ioctl(state->d_fd, CIOCGSESSION, sess) < 0) {
- put_dev_crypto(state->d_fd);
- state->d_fd = -1;
- printf("cryptodev_digest_init: Open session failed\n");
- return (0);
- }
-
- return (1);
-}
-
-static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data,
- size_t count)
-{
- struct crypt_op cryp;
- struct dev_crypto_state *state = EVP_MD_CTX_md_data(ctx);
- struct session_op *sess = &state->d_sess;
- char *new_mac_data;
-
- if (!data || state->d_fd < 0) {
- printf("cryptodev_digest_update: illegal inputs \n");
- return (0);
- }
-
- if (!count) {
- return (0);
- }
-
- if (!EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT)) {
- /* if application doesn't support one buffer */
- new_mac_data = OPENSSL_realloc(state->mac_data, state->mac_len + count);
-
- if (!new_mac_data) {
- printf("cryptodev_digest_update: realloc failed\n");
- return (0);
- }
- state->mac_data = new_mac_data;
-
- memcpy(state->mac_data + state->mac_len, data, count);
- state->mac_len += count;
-
- return (1);
- }
-
- memset(&cryp, 0, sizeof(cryp));
-
- cryp.ses = sess->ses;
- cryp.flags = 0;
- cryp.len = count;
- cryp.src = (void *)data;
- cryp.dst = NULL;
- cryp.mac = (void *)state->digest_res;
- if (ioctl(state->d_fd, CIOCCRYPT, &cryp) < 0) {
- printf("cryptodev_digest_update: digest failed\n");
- return (0);
- }
- return (1);
-}
-
-static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
-{
- struct crypt_op cryp;
- struct dev_crypto_state *state = EVP_MD_CTX_md_data(ctx);
- struct session_op *sess = &state->d_sess;
-
- if (!md || state->d_fd < 0) {
- printf("cryptodev_digest_final: illegal input\n");
- return (0);
- }
-
- if (!EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT)) {
- /* if application doesn't support one buffer */
- memset(&cryp, 0, sizeof(cryp));
- cryp.ses = sess->ses;
- cryp.flags = 0;
- cryp.len = state->mac_len;
- cryp.src = (void *)state->mac_data;
- cryp.dst = NULL;
- cryp.mac = (void *)md;
- if (ioctl(state->d_fd, CIOCCRYPT, &cryp) < 0) {
- printf("cryptodev_digest_final: digest failed\n");
- return (0);
- }
-
- return 1;
- }
-
- memcpy(md, state->digest_res, EVP_MD_CTX_size(ctx));
-
- return 1;
-}
-
-static int cryptodev_digest_cleanup(EVP_MD_CTX *ctx)
-{
- int ret = 1;
- struct dev_crypto_state *state = EVP_MD_CTX_md_data(ctx);
- struct session_op *sess = &state->d_sess;
-
- if (state == NULL)
- return 0;
-
- if (state->d_fd < 0) {
- printf("cryptodev_digest_cleanup: illegal input\n");
- return (0);
- }
-
- OPENSSL_free(state->mac_data);
- state->mac_data = NULL;
- state->mac_len = 0;
-
- if (ioctl(state->d_fd, CIOCFSESSION, &sess->ses) < 0) {
- printf("cryptodev_digest_cleanup: failed to close session\n");
- ret = 0;
- } else {
- ret = 1;
- }
- put_dev_crypto(state->d_fd);
- state->d_fd = -1;
-
- return (ret);
-}
-
-static int cryptodev_digest_copy(EVP_MD_CTX *to, const EVP_MD_CTX *from)
-{
- struct dev_crypto_state *fstate = EVP_MD_CTX_md_data(from);
- struct dev_crypto_state *dstate = EVP_MD_CTX_md_data(to);
- struct session_op *sess;
- int digest;
-
- if (dstate == NULL || fstate == NULL)
- return 1;
-
- memcpy(dstate, fstate, sizeof(struct dev_crypto_state));
-
- sess = &dstate->d_sess;
-
- digest = digest_nid_to_cryptodev(EVP_MD_CTX_type(to));
-
- sess->mackey = NULL;
- sess->mackeylen = 0;
- sess->mac = digest;
-
- dstate->d_fd = get_dev_crypto();
-
- if (ioctl(dstate->d_fd, CIOCGSESSION, sess) < 0) {
- put_dev_crypto(dstate->d_fd);
- dstate->d_fd = -1;
- printf("cryptodev_digest_copy: Open session failed\n");
- return (0);
- }
-
- if (fstate->mac_len != 0) {
- if (fstate->mac_data != NULL) {
- dstate->mac_data = OPENSSL_malloc(fstate->mac_len);
- if (dstate->mac_data == NULL) {
- printf("cryptodev_digest_copy: mac_data allocation failed\n");
- return (0);
- }
- memcpy(dstate->mac_data, fstate->mac_data, fstate->mac_len);
- dstate->mac_len = fstate->mac_len;
- }
- }
-
- return 1;
-}
-
-static EVP_MD *sha1_md = NULL;
-static const EVP_MD *cryptodev_sha1(void)
-{
- if (sha1_md == NULL) {
- EVP_MD *md = EVP_MD_meth_new(NID_sha1, NID_undef);
-
- if (md == NULL
- || !EVP_MD_meth_set_result_size(md, SHA_DIGEST_LENGTH)
- || !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_ONESHOT)
- || !EVP_MD_meth_set_input_blocksize(md, SHA_CBLOCK)
- || !EVP_MD_meth_set_app_datasize(md,
- sizeof(struct dev_crypto_state))
- || !EVP_MD_meth_set_init(md, cryptodev_digest_init)
- || !EVP_MD_meth_set_update(md, cryptodev_digest_update)
- || !EVP_MD_meth_set_final(md, cryptodev_digest_final)
- || !EVP_MD_meth_set_copy(md, cryptodev_digest_copy)
- || !EVP_MD_meth_set_cleanup(md, cryptodev_digest_cleanup)) {
- EVP_MD_meth_free(md);
- md = NULL;
- }
- sha1_md = md;
- }
- return sha1_md;
-}
-
-static EVP_MD *sha256_md = NULL;
-static const EVP_MD *cryptodev_sha256(void)
-{
- if (sha256_md == NULL) {
- EVP_MD *md = EVP_MD_meth_new(NID_sha256, NID_undef);
-
- if (md == NULL
- || !EVP_MD_meth_set_result_size(md, SHA256_DIGEST_LENGTH)
- || !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_ONESHOT)
- || !EVP_MD_meth_set_input_blocksize(md, SHA256_CBLOCK)
- || !EVP_MD_meth_set_app_datasize(md,
- sizeof(struct dev_crypto_state))
- || !EVP_MD_meth_set_init(md, cryptodev_digest_init)
- || !EVP_MD_meth_set_update(md, cryptodev_digest_update)
- || !EVP_MD_meth_set_final(md, cryptodev_digest_final)
- || !EVP_MD_meth_set_copy(md, cryptodev_digest_copy)
- || !EVP_MD_meth_set_cleanup(md, cryptodev_digest_cleanup)) {
- EVP_MD_meth_free(md);
- md = NULL;
- }
- sha256_md = md;
- }
- return sha256_md;
-}
-
-static EVP_MD *sha224_md = NULL;
-static const EVP_MD *cryptodev_sha224(void)
-{
- if (sha224_md == NULL) {
- EVP_MD *md = EVP_MD_meth_new(NID_sha224, NID_undef);
-
- if (md == NULL
- || !EVP_MD_meth_set_result_size(md, SHA224_DIGEST_LENGTH)
- || !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_ONESHOT)
- || !EVP_MD_meth_set_input_blocksize(md, SHA256_CBLOCK)
- || !EVP_MD_meth_set_app_datasize(md,
- sizeof(struct dev_crypto_state))
- || !EVP_MD_meth_set_init(md, cryptodev_digest_init)
- || !EVP_MD_meth_set_update(md, cryptodev_digest_update)
- || !EVP_MD_meth_set_final(md, cryptodev_digest_final)
- || !EVP_MD_meth_set_copy(md, cryptodev_digest_copy)
- || !EVP_MD_meth_set_cleanup(md, cryptodev_digest_cleanup)) {
- EVP_MD_meth_free(md);
- md = NULL;
- }
- sha224_md = md;
- }
- return sha224_md;
-}
-
-static EVP_MD *sha384_md = NULL;
-static const EVP_MD *cryptodev_sha384(void)
-{
- if (sha384_md == NULL) {
- EVP_MD *md = EVP_MD_meth_new(NID_sha384, NID_undef);
-
- if (md == NULL
- || !EVP_MD_meth_set_result_size(md, SHA384_DIGEST_LENGTH)
- || !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_ONESHOT)
- || !EVP_MD_meth_set_input_blocksize(md, SHA512_CBLOCK)
- || !EVP_MD_meth_set_app_datasize(md,
- sizeof(struct dev_crypto_state))
- || !EVP_MD_meth_set_init(md, cryptodev_digest_init)
- || !EVP_MD_meth_set_update(md, cryptodev_digest_update)
- || !EVP_MD_meth_set_final(md, cryptodev_digest_final)
- || !EVP_MD_meth_set_copy(md, cryptodev_digest_copy)
- || !EVP_MD_meth_set_cleanup(md, cryptodev_digest_cleanup)) {
- EVP_MD_meth_free(md);
- md = NULL;
- }
- sha384_md = md;
- }
- return sha384_md;
-}
-
-static EVP_MD *sha512_md = NULL;
-static const EVP_MD *cryptodev_sha512(void)
-{
- if (sha512_md == NULL) {
- EVP_MD *md = EVP_MD_meth_new(NID_sha512, NID_undef);
-
- if (md == NULL
- || !EVP_MD_meth_set_result_size(md, SHA512_DIGEST_LENGTH)
- || !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_ONESHOT)
- || !EVP_MD_meth_set_input_blocksize(md, SHA512_CBLOCK)
- || !EVP_MD_meth_set_app_datasize(md,
- sizeof(struct dev_crypto_state))
- || !EVP_MD_meth_set_init(md, cryptodev_digest_init)
- || !EVP_MD_meth_set_update(md, cryptodev_digest_update)
- || !EVP_MD_meth_set_final(md, cryptodev_digest_final)
- || !EVP_MD_meth_set_copy(md, cryptodev_digest_copy)
- || !EVP_MD_meth_set_cleanup(md, cryptodev_digest_cleanup)) {
- EVP_MD_meth_free(md);
- md = NULL;
- }
- sha512_md = md;
- }
- return sha512_md;
-}
-
-static EVP_MD *md5_md = NULL;
-static const EVP_MD *cryptodev_md5(void)
-{
- if (md5_md == NULL) {
- EVP_MD *md = EVP_MD_meth_new(NID_md5, NID_undef);
-
- if (md == NULL
- || !EVP_MD_meth_set_result_size(md, 16 /* MD5_DIGEST_LENGTH */ )
- || !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_ONESHOT)
- || !EVP_MD_meth_set_input_blocksize(md, 64 /* MD5_CBLOCK */ )
- || !EVP_MD_meth_set_app_datasize(md,
- sizeof(struct dev_crypto_state))
- || !EVP_MD_meth_set_init(md, cryptodev_digest_init)
- || !EVP_MD_meth_set_update(md, cryptodev_digest_update)
- || !EVP_MD_meth_set_final(md, cryptodev_digest_final)
- || !EVP_MD_meth_set_copy(md, cryptodev_digest_copy)
- || !EVP_MD_meth_set_cleanup(md, cryptodev_digest_cleanup)) {
- EVP_MD_meth_free(md);
- md = NULL;
- }
- md5_md = md;
- }
- return md5_md;
-}
-
-# endif /* USE_CRYPTODEV_DIGESTS */
-
-static int
-cryptodev_engine_digests(ENGINE *e, const EVP_MD **digest,
- const int **nids, int nid)
-{
- if (!digest)
- return (cryptodev_usable_digests(nids));
-
- switch (nid) {
-# ifdef USE_CRYPTODEV_DIGESTS
- case NID_md5:
- *digest = cryptodev_md5();
- break;
- case NID_sha1:
- *digest = cryptodev_sha1();
- break;
- case NID_sha256:
- *digest = cryptodev_sha256();
- break;
- case NID_sha224:
- *digest = cryptodev_sha224();
- break;
- case NID_sha384:
- *digest = cryptodev_sha384();
- break;
- case NID_sha512:
- *digest = cryptodev_sha512();
- break;
- default:
-# endif /* USE_CRYPTODEV_DIGESTS */
- *digest = NULL;
- break;
- }
- return (*digest != NULL);
-}
-
-static int cryptodev_engine_destroy(ENGINE *e)
-{
- EVP_CIPHER_meth_free(rc4_cipher);
- rc4_cipher = NULL;
- EVP_CIPHER_meth_free(des_cbc_cipher);
- des_cbc_cipher = NULL;
- EVP_CIPHER_meth_free(des3_cbc_cipher);
- des3_cbc_cipher = NULL;
- EVP_CIPHER_meth_free(des3_ecb_cipher);
- des3_ecb_cipher = NULL;
- EVP_CIPHER_meth_free(bf_cbc_cipher);
- bf_cbc_cipher = NULL;
- EVP_CIPHER_meth_free(cast_cbc_cipher);
- cast_cbc_cipher = NULL;
- EVP_CIPHER_meth_free(aes_cbc_cipher);
- aes_cbc_cipher = NULL;
- EVP_CIPHER_meth_free(aes_192_cbc_cipher);
- aes_192_cbc_cipher = NULL;
- EVP_CIPHER_meth_free(aes_256_cbc_cipher);
- aes_256_cbc_cipher = NULL;
- EVP_CIPHER_meth_free(aes_ctr_cipher);
- aes_ctr_cipher = NULL;
- EVP_CIPHER_meth_free(aes_192_ctr_cipher);
- aes_192_ctr_cipher = NULL;
- EVP_CIPHER_meth_free(aes_256_ctr_cipher);
- aes_256_ctr_cipher = NULL;
- EVP_CIPHER_meth_free(aes_ecb_cipher);
- aes_ecb_cipher = NULL;
- EVP_CIPHER_meth_free(aes_192_ecb_cipher);
- aes_192_ecb_cipher = NULL;
- EVP_CIPHER_meth_free(aes_256_ecb_cipher);
- aes_256_ecb_cipher = NULL;
-# ifdef USE_CRYPTODEV_DIGESTS
- EVP_MD_meth_free(sha1_md);
- sha1_md = NULL;
- EVP_MD_meth_free(sha256_md);
- sha256_md = NULL;
- EVP_MD_meth_free(sha224_md);
- sha224_md = NULL;
- EVP_MD_meth_free(sha384_md);
- sha384_md = NULL;
- EVP_MD_meth_free(sha512_md);
- sha512_md = NULL;
- EVP_MD_meth_free(md5_md);
- md5_md = NULL;
-# endif
- RSA_meth_free(cryptodev_rsa);
- cryptodev_rsa = NULL;
-# ifndef OPENSSL_NO_DSA
- DSA_meth_free(cryptodev_dsa);
- cryptodev_dsa = NULL;
-# endif
-# ifndef OPENSSL_NO_DH
- DH_meth_free(cryptodev_dh);
- cryptodev_dh = NULL;
-# endif
- return 1;
-}
-
-/*
- * Convert a BIGNUM to the representation that /dev/crypto needs.
- * Upon completion of use, the caller is responsible for freeing
- * crp->crp_p.
- */
-static int bn2crparam(const BIGNUM *a, struct crparam *crp)
-{
- ssize_t bytes, bits;
- u_char *b;
-
- crp->crp_p = NULL;
- crp->crp_nbits = 0;
-
- bits = BN_num_bits(a);
- bytes = BN_num_bytes(a);
-
- b = OPENSSL_zalloc(bytes);
- if (b == NULL)
- return (1);
-
- crp->crp_p = (void *)b;
- crp->crp_nbits = bits;
-
- BN_bn2bin(a, b);
- return (0);
-}
-
-/* Convert a /dev/crypto parameter to a BIGNUM */
-static int crparam2bn(struct crparam *crp, BIGNUM *a)
-{
- u_int8_t *pd;
- int i, bytes;
-
- bytes = (crp->crp_nbits + 7) / 8;
-
- if (bytes == 0)
- return (-1);
-
- if ((pd = OPENSSL_malloc(bytes)) == NULL)
- return (-1);
-
- for (i = 0; i < bytes; i++)
- pd[i] = crp->crp_p[bytes - i - 1];
-
- BN_bin2bn(pd, bytes, a);
- free(pd);
-
- return (0);
-}
-
-static void zapparams(struct crypt_kop *kop)
-{
- int i;
-
- for (i = 0; i < kop->crk_iparams + kop->crk_oparams; i++) {
- OPENSSL_free(kop->crk_param[i].crp_p);
- kop->crk_param[i].crp_p = NULL;
- kop->crk_param[i].crp_nbits = 0;
- }
-}
-
-static int
-cryptodev_asym(struct crypt_kop *kop, int rlen, BIGNUM *r, int slen, BIGNUM *s)
-{
- int fd, ret = -1;
-
- if ((fd = get_asym_dev_crypto()) < 0)
- return ret;
-
- if (r) {
- kop->crk_param[kop->crk_iparams].crp_p = OPENSSL_zalloc(rlen);
- if (kop->crk_param[kop->crk_iparams].crp_p == NULL)
- return ret;
- kop->crk_param[kop->crk_iparams].crp_nbits = rlen * 8;
- kop->crk_oparams++;
- }
- if (s) {
- kop->crk_param[kop->crk_iparams + 1].crp_p = OPENSSL_zalloc(slen);
- /* No need to free the kop->crk_iparams parameter if it was allocated,
- * callers of this routine have to free allocated parameters through
- * zapparams both in case of success and failure
- */
- if (kop->crk_param[kop->crk_iparams + 1].crp_p == NULL)
- return ret;
- kop->crk_param[kop->crk_iparams + 1].crp_nbits = slen * 8;
- kop->crk_oparams++;
- }
-
- if (ioctl(fd, CIOCKEY, kop) == 0) {
- if (r)
- crparam2bn(&kop->crk_param[kop->crk_iparams], r);
- if (s)
- crparam2bn(&kop->crk_param[kop->crk_iparams + 1], s);
- ret = 0;
- }
-
- return ret;
-}
-
-static int
-cryptodev_bn_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
- const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
-{
- struct crypt_kop kop;
- int ret = 1;
-
- /*
- * Currently, we know we can do mod exp iff we can do any asymmetric
- * operations at all.
- */
- if (cryptodev_asymfeat == 0) {
- ret = BN_mod_exp(r, a, p, m, ctx);
- return (ret);
- }
-
- memset(&kop, 0, sizeof(kop));
- kop.crk_op = CRK_MOD_EXP;
-
- /* inputs: a^p % m */
- if (bn2crparam(a, &kop.crk_param[0]))
- goto err;
- if (bn2crparam(p, &kop.crk_param[1]))
- goto err;
- if (bn2crparam(m, &kop.crk_param[2]))
- goto err;
- kop.crk_iparams = 3;
-
- if (cryptodev_asym(&kop, BN_num_bytes(m), r, 0, NULL)) {
- const RSA_METHOD *meth = RSA_PKCS1_OpenSSL();
- printf("OCF asym process failed, Running in software\n");
- ret = RSA_meth_get_bn_mod_exp(meth) (r, a, p, m, ctx, in_mont);
-
- } else if (ECANCELED == kop.crk_status) {
- const RSA_METHOD *meth = RSA_PKCS1_OpenSSL();
- printf("OCF hardware operation cancelled. Running in Software\n");
- ret = RSA_meth_get_bn_mod_exp(meth) (r, a, p, m, ctx, in_mont);
- }
- /* else cryptodev operation worked ok ==> ret = 1 */
-
- err:
- zapparams(&kop);
- return (ret);
-}
-
-static int
-cryptodev_rsa_nocrt_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx)
-{
- int r;
- const BIGNUM *n = NULL;
- const BIGNUM *d = NULL;
-
- ctx = BN_CTX_new();
- RSA_get0_key(rsa, &n, NULL, &d);
- r = cryptodev_bn_mod_exp(r0, I, d, n, ctx, NULL);
- BN_CTX_free(ctx);
- return (r);
-}
-
-static int
-cryptodev_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx)
-{
- struct crypt_kop kop;
- int ret = 1;
- const BIGNUM *p = NULL;
- const BIGNUM *q = NULL;
- const BIGNUM *dmp1 = NULL;
- const BIGNUM *dmq1 = NULL;
- const BIGNUM *iqmp = NULL;
- const BIGNUM *n = NULL;
-
- RSA_get0_factors(rsa, &p, &q);
- RSA_get0_crt_params(rsa, &dmp1, &dmq1, &iqmp);
- RSA_get0_key(rsa, &n, NULL, NULL);
-
- if (!p || !q || !dmp1 || !dmq1 || !iqmp) {
- /* XXX 0 means failure?? */
- return (0);
- }
-
- memset(&kop, 0, sizeof(kop));
- kop.crk_op = CRK_MOD_EXP_CRT;
- /* inputs: rsa->p rsa->q I rsa->dmp1 rsa->dmq1 rsa->iqmp */
- if (bn2crparam(p, &kop.crk_param[0]))
- goto err;
- if (bn2crparam(q, &kop.crk_param[1]))
- goto err;
- if (bn2crparam(I, &kop.crk_param[2]))
- goto err;
- if (bn2crparam(dmp1, &kop.crk_param[3]))
- goto err;
- if (bn2crparam(dmq1, &kop.crk_param[4]))
- goto err;
- if (bn2crparam(iqmp, &kop.crk_param[5]))
- goto err;
- kop.crk_iparams = 6;
-
- if (cryptodev_asym(&kop, BN_num_bytes(n), r0, 0, NULL)) {
- const RSA_METHOD *meth = RSA_PKCS1_OpenSSL();
- printf("OCF asym process failed, running in Software\n");
- ret = RSA_meth_get_mod_exp(meth) (r0, I, rsa, ctx);
-
- } else if (ECANCELED == kop.crk_status) {
- const RSA_METHOD *meth = RSA_PKCS1_OpenSSL();
- printf("OCF hardware operation cancelled. Running in Software\n");
- ret = RSA_meth_get_mod_exp(meth) (r0, I, rsa, ctx);
- }
- /* else cryptodev operation worked ok ==> ret = 1 */
-
- err:
- zapparams(&kop);
- return (ret);
-}
-
-# ifndef OPENSSL_NO_DSA
-static int
-cryptodev_dsa_bn_mod_exp(DSA *dsa, BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
- const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx)
-{
- return cryptodev_bn_mod_exp(r, a, p, m, ctx, m_ctx);
-}
-
-static int
-cryptodev_dsa_dsa_mod_exp(DSA *dsa, BIGNUM *t1, const BIGNUM *g,
- const BIGNUM *u1, const BIGNUM *pub_key,
- const BIGNUM *u2, const BIGNUM *p, BN_CTX *ctx,
- BN_MONT_CTX *mont)
-{
- const BIGNUM *dsag, *dsap, *dsapub_key;
- BIGNUM *t2;
- int ret = 0;
- const DSA_METHOD *meth;
- int (*bn_mod_exp) (DSA *, BIGNUM *, const BIGNUM *, const BIGNUM *,
- const BIGNUM *, BN_CTX *, BN_MONT_CTX *);
-
- t2 = BN_new();
- if (t2 == NULL)
- goto err;
-
- /* v = ( g^u1 * y^u2 mod p ) mod q */
- /* let t1 = g ^ u1 mod p */
- ret = 0;
-
- DSA_get0_pqg(dsa, &dsap, NULL, &dsag);
- DSA_get0_key(dsa, &dsapub_key, NULL);
-
- meth = DSA_get_method(dsa);
- if (meth == NULL)
- goto err;
- bn_mod_exp = DSA_meth_get_bn_mod_exp(meth);
- if (bn_mod_exp == NULL)
- goto err;
-
- if (!bn_mod_exp(dsa, t1, dsag, u1, dsap, ctx, mont))
- goto err;
-
- /* let t2 = y ^ u2 mod p */
- if (!bn_mod_exp(dsa, t2, dsapub_key, u2, dsap, ctx, mont))
- goto err;
- /* let t1 = t1 * t2 mod p */
- if (!BN_mod_mul(t1, t1, t2, dsap, ctx))
- goto err;
-
- ret = 1;
- err:
- BN_free(t2);
- return (ret);
-}
-
-static DSA_SIG *cryptodev_dsa_do_sign(const unsigned char *dgst, int dlen,
- DSA *dsa)
-{
- struct crypt_kop kop;
- BIGNUM *r, *s;
- const BIGNUM *dsap = NULL, *dsaq = NULL, *dsag = NULL;
- const BIGNUM *priv_key = NULL;
- DSA_SIG *dsasig, *dsaret = NULL;
-
- dsasig = DSA_SIG_new();
- if (dsasig == NULL)
- goto err;
-
- memset(&kop, 0, sizeof(kop));
- kop.crk_op = CRK_DSA_SIGN;
-
- /* inputs: dgst dsa->p dsa->q dsa->g dsa->priv_key */
- kop.crk_param[0].crp_p = (void *)dgst;
- kop.crk_param[0].crp_nbits = dlen * 8;
- DSA_get0_pqg(dsa, &dsap, &dsaq, &dsag);
- DSA_get0_key(dsa, NULL, &priv_key);
- if (bn2crparam(dsap, &kop.crk_param[1]))
- goto err;
- if (bn2crparam(dsaq, &kop.crk_param[2]))
- goto err;
- if (bn2crparam(dsag, &kop.crk_param[3]))
- goto err;
- if (bn2crparam(priv_key, &kop.crk_param[4]))
- goto err;
- kop.crk_iparams = 5;
-
- r = BN_new();
- if (r == NULL)
- goto err;
- s = BN_new();
- if (s == NULL)
- goto err;
- if (cryptodev_asym(&kop, BN_num_bytes(dsaq), r, BN_num_bytes(dsaq), s) == 0) {
- DSA_SIG_set0(dsasig, r, s);
- dsaret = dsasig;
- } else {
- dsaret = DSA_meth_get_sign(DSA_OpenSSL())(dgst, dlen, dsa);
- }
- err:
- if (dsaret != dsasig)
- DSA_SIG_free(dsasig);
- kop.crk_param[0].crp_p = NULL;
- zapparams(&kop);
- return dsaret;
-}
-
-static int
-cryptodev_dsa_verify(const unsigned char *dgst, int dlen,
- DSA_SIG *sig, DSA *dsa)
-{
- struct crypt_kop kop;
- int dsaret = 1;
- const BIGNUM *pr, *ps, *p = NULL, *q = NULL, *g = NULL, *pub_key = NULL;
-
- memset(&kop, 0, sizeof(kop));
- kop.crk_op = CRK_DSA_VERIFY;
-
- /* inputs: dgst dsa->p dsa->q dsa->g dsa->pub_key sig->r sig->s */
- kop.crk_param[0].crp_p = (void *)dgst;
- kop.crk_param[0].crp_nbits = dlen * 8;
- DSA_get0_pqg(dsa, &p, &q, &g);
- if (bn2crparam(p, &kop.crk_param[1]))
- goto err;
- if (bn2crparam(q, &kop.crk_param[2]))
- goto err;
- if (bn2crparam(g, &kop.crk_param[3]))
- goto err;
- DSA_get0_key(dsa, &pub_key, NULL);
- if (bn2crparam(pub_key, &kop.crk_param[4]))
- goto err;
- DSA_SIG_get0(sig, &pr, &ps);
- if (bn2crparam(pr, &kop.crk_param[5]))
- goto err;
- if (bn2crparam(ps, &kop.crk_param[6]))
- goto err;
- kop.crk_iparams = 7;
-
- if (cryptodev_asym(&kop, 0, NULL, 0, NULL) == 0) {
- /*
- * OCF success value is 0, if not zero, change dsaret to fail
- */
- if (0 != kop.crk_status)
- dsaret = 0;
- } else {
- dsaret = DSA_meth_get_verify(DSA_OpenSSL())(dgst, dlen, sig, dsa);
- }
- err:
- kop.crk_param[0].crp_p = NULL;
- zapparams(&kop);
- return (dsaret);
-}
-# endif
-
-# ifndef OPENSSL_NO_DH
-static int
-cryptodev_mod_exp_dh(const DH *dh, BIGNUM *r, const BIGNUM *a,
- const BIGNUM *p, const BIGNUM *m, BN_CTX *ctx,
- BN_MONT_CTX *m_ctx)
-{
- return (cryptodev_bn_mod_exp(r, a, p, m, ctx, m_ctx));
-}
-
-static int
-cryptodev_dh_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
-{
- struct crypt_kop kop;
- int dhret = 1;
- int fd, keylen;
- const BIGNUM *p = NULL;
- const BIGNUM *priv_key = NULL;
-
- if ((fd = get_asym_dev_crypto()) < 0) {
- const DH_METHOD *meth = DH_OpenSSL();
-
- return DH_meth_get_compute_key(meth) (key, pub_key, dh);
- }
-
- DH_get0_pqg(dh, &p, NULL, NULL);
- DH_get0_key(dh, NULL, &priv_key);
-
- keylen = BN_num_bits(p);
-
- memset(&kop, 0, sizeof(kop));
- kop.crk_op = CRK_DH_COMPUTE_KEY;
-
- /* inputs: dh->priv_key pub_key dh->p key */
- if (bn2crparam(priv_key, &kop.crk_param[0]))
- goto err;
- if (bn2crparam(pub_key, &kop.crk_param[1]))
- goto err;
- if (bn2crparam(p, &kop.crk_param[2]))
- goto err;
- kop.crk_iparams = 3;
-
- kop.crk_param[3].crp_p = (void *)key;
- kop.crk_param[3].crp_nbits = keylen;
- kop.crk_oparams = 1;
-
- if (ioctl(fd, CIOCKEY, &kop) == -1) {
- const DH_METHOD *meth = DH_OpenSSL();
-
- dhret = DH_meth_get_compute_key(meth) (key, pub_key, dh);
- }
- err:
- kop.crk_param[3].crp_p = NULL;
- zapparams(&kop);
- return (dhret);
-}
-
-# endif /* ndef OPENSSL_NO_DH */
-
-/*
- * ctrl right now is just a wrapper that doesn't do much
- * but I expect we'll want some options soon.
- */
-static int cryptodev_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void))
-{
-# ifdef HAVE_SYSLOG_R
- struct syslog_data sd = SYSLOG_DATA_INIT;
-# endif
-
- switch (cmd) {
- default:
-# ifdef HAVE_SYSLOG_R
- syslog_r(LOG_ERR, &sd, "cryptodev_ctrl: unknown command %d", cmd);
-# else
- syslog(LOG_ERR, "cryptodev_ctrl: unknown command %d", cmd);
-# endif
- break;
- }
- return (1);
-}
-
-void engine_load_cryptodev_int(void)
-{
- ENGINE *engine = ENGINE_new();
- int fd;
-
- if (engine == NULL)
- return;
- if ((fd = get_dev_crypto()) < 0) {
- ENGINE_free(engine);
- return;
- }
-
- /*
- * find out what asymmetric crypto algorithms we support
- */
- if (ioctl(fd, CIOCASYMFEAT, &cryptodev_asymfeat) == -1) {
- put_dev_crypto(fd);
- ENGINE_free(engine);
- return;
- }
- put_dev_crypto(fd);
-
- if (!ENGINE_set_id(engine, "cryptodev") ||
- !ENGINE_set_name(engine, "cryptodev engine") ||
- !ENGINE_set_destroy_function(engine, cryptodev_engine_destroy) ||
- !ENGINE_set_ciphers(engine, cryptodev_engine_ciphers) ||
- !ENGINE_set_digests(engine, cryptodev_engine_digests) ||
- !ENGINE_set_ctrl_function(engine, cryptodev_ctrl) ||
- !ENGINE_set_cmd_defns(engine, cryptodev_defns)) {
- ENGINE_free(engine);
- return;
- }
-
- cryptodev_rsa = RSA_meth_dup(RSA_PKCS1_OpenSSL());
- if (cryptodev_rsa != NULL) {
- RSA_meth_set1_name(cryptodev_rsa, "cryptodev RSA method");
- RSA_meth_set_flags(cryptodev_rsa, 0);
- if (ENGINE_set_RSA(engine, cryptodev_rsa)) {
- if (cryptodev_asymfeat & CRF_MOD_EXP) {
- RSA_meth_set_bn_mod_exp(cryptodev_rsa, cryptodev_bn_mod_exp);
- if (cryptodev_asymfeat & CRF_MOD_EXP_CRT)
- RSA_meth_set_mod_exp(cryptodev_rsa, cryptodev_rsa_mod_exp);
- else
- RSA_meth_set_mod_exp(cryptodev_rsa,
- cryptodev_rsa_nocrt_mod_exp);
- }
- }
- } else {
- ENGINE_free(engine);
- return;
- }
-
-# ifndef OPENSSL_NO_DSA
- cryptodev_dsa = DSA_meth_dup(DSA_OpenSSL());
- if (cryptodev_dsa != NULL) {
- DSA_meth_set1_name(cryptodev_dsa, "cryptodev DSA method");
- DSA_meth_set_flags(cryptodev_dsa, 0);
- if (ENGINE_set_DSA(engine, cryptodev_dsa)) {
- if (cryptodev_asymfeat & CRF_DSA_SIGN)
- DSA_meth_set_sign(cryptodev_dsa, cryptodev_dsa_do_sign);
- if (cryptodev_asymfeat & CRF_MOD_EXP) {
- DSA_meth_set_bn_mod_exp(cryptodev_dsa,
- cryptodev_dsa_bn_mod_exp);
- DSA_meth_set_mod_exp(cryptodev_dsa, cryptodev_dsa_dsa_mod_exp);
- }
- if (cryptodev_asymfeat & CRF_DSA_VERIFY)
- DSA_meth_set_verify(cryptodev_dsa, cryptodev_dsa_verify);
- }
- } else {
- ENGINE_free(engine);
- return;
- }
-# endif
-
-# ifndef OPENSSL_NO_DH
- cryptodev_dh = DH_meth_dup(DH_OpenSSL());
- if (cryptodev_dh != NULL) {
- DH_meth_set1_name(cryptodev_dh, "cryptodev DH method");
- DH_meth_set_flags(cryptodev_dh, 0);
- if (ENGINE_set_DH(engine, cryptodev_dh)) {
- if (cryptodev_asymfeat & CRF_MOD_EXP) {
- DH_meth_set_bn_mod_exp(cryptodev_dh, cryptodev_mod_exp_dh);
- if (cryptodev_asymfeat & CRF_DH_COMPUTE_KEY)
- DH_meth_set_compute_key(cryptodev_dh,
- cryptodev_dh_compute_key);
- }
- }
- } else {
- ENGINE_free(engine);
- return;
- }
-# endif
-
- ENGINE_add(engine);
- ENGINE_free(engine);
- ERR_clear_error();
-}
-
-#endif /* HAVE_CRYPTODEV */
diff --git a/crypto/include/internal/engine.h b/crypto/include/internal/engine.h
index 977cf06..b02e4c6 100644
--- a/crypto/include/internal/engine.h
+++ b/crypto/include/internal/engine.h
@@ -10,7 +10,6 @@
#include <openssl/engine.h>
void engine_load_openssl_int(void);
-void engine_load_cryptodev_int(void);
void engine_load_rdrand_int(void);
void engine_load_dynamic_int(void);
void engine_load_padlock_int(void);
diff --git a/crypto/init.c b/crypto/init.c
index b930b52..5f7e907 100644
--- a/crypto/init.c
+++ b/crypto/init.c
@@ -241,19 +241,6 @@ DEFINE_RUN_ONCE_STATIC(ossl_init_engine_openssl)
engine_load_openssl_int();
return 1;
}
-# if !defined(OPENSSL_NO_HW) && \
- (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) || defined(HAVE_CRYPTODEV))
-static CRYPTO_ONCE engine_cryptodev = CRYPTO_ONCE_STATIC_INIT;
-DEFINE_RUN_ONCE_STATIC(ossl_init_engine_cryptodev)
-{
-# ifdef OPENSSL_INIT_DEBUG
- fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_cryptodev: "
- "engine_load_cryptodev_int()\n");
-# endif
- engine_load_cryptodev_int();
- return 1;
-}
-# endif
# ifndef OPENSSL_NO_RDRAND
static CRYPTO_ONCE engine_rdrand = CRYPTO_ONCE_STATIC_INIT;
@@ -573,12 +560,6 @@ int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings)
if ((opts & OPENSSL_INIT_ENGINE_OPENSSL)
&& !RUN_ONCE(&engine_openssl, ossl_init_engine_openssl))
return 0;
-# if !defined(OPENSSL_NO_HW) && \
- (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) || defined(HAVE_CRYPTODEV))
- if ((opts & OPENSSL_INIT_ENGINE_CRYPTODEV)
- && !RUN_ONCE(&engine_cryptodev, ossl_init_engine_cryptodev))
- return 0;
-# endif
# ifndef OPENSSL_NO_RDRAND
if ((opts & OPENSSL_INIT_ENGINE_RDRAND)
&& !RUN_ONCE(&engine_rdrand, ossl_init_engine_rdrand))
diff --git a/include/openssl/engine.h b/include/openssl/engine.h
index ca3fcbc..2d0cda4 100644
--- a/include/openssl/engine.h
+++ b/include/openssl/engine.h
@@ -744,7 +744,7 @@ typedef int (*dynamic_bind_engine) (ENGINE *e, const char *id,
*/
void *ENGINE_get_static_state(void);
-# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) || defined(HAVE_CRYPTODEV)
+# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__)
DEPRECATEDIN_1_1_0(void ENGINE_setup_bsd_cryptodev(void))
# endif
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