mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-12-08 23:03:46 +00:00
430 lines
12 KiB
Diff
430 lines
12 KiB
Diff
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From fa47376f4c3e03b18ccd52df53d8c5041155d4ed Mon Sep 17 00:00:00 2001
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From: Nikos Mavrogiannopoulos <nmav@gnutls.org>
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Date: Fri, 4 Jul 2014 07:31:25 +0200
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Subject: [PATCH] cryptodev: Fix issue with signature generation
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That patch also enables support for SHA2 hashes, and
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removes support for hashes that were never supported by
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cryptodev.
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---
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crypto/engine/eng_cryptodev.c | 192 ++++++++++++++++++++++++++++++------------
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1 file changed, 140 insertions(+), 52 deletions(-)
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diff --git a/crypto/engine/eng_cryptodev.c b/crypto/engine/eng_cryptodev.c
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index 568e131..a1c39e5 100644
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--- a/crypto/engine/eng_cryptodev.c
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+++ b/crypto/engine/eng_cryptodev.c
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@@ -2,6 +2,7 @@
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* Copyright (c) 2002 Bob Beck <beck@openbsd.org>
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* Copyright (c) 2002 Theo de Raadt
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* Copyright (c) 2002 Markus Friedl
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+ * Copyright (c) 2012 Nikos Mavrogiannopoulos
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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@@ -74,8 +75,6 @@ struct dev_crypto_state {
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int d_fd;
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#ifdef USE_CRYPTODEV_DIGESTS
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- char dummy_mac_key[HASH_MAX_LEN];
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-
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unsigned char digest_res[HASH_MAX_LEN];
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char *mac_data;
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int mac_len;
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@@ -162,15 +161,21 @@ static struct {
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static struct {
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int id;
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int nid;
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- int keylen;
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+ int digestlen;
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} digests[] = {
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+#if 0
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+ /* HMAC is not supported */
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{ CRYPTO_MD5_HMAC, NID_hmacWithMD5, 16},
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{ CRYPTO_SHA1_HMAC, NID_hmacWithSHA1, 20},
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- { CRYPTO_RIPEMD160_HMAC, NID_ripemd160, 16/*?*/},
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- { CRYPTO_MD5_KPDK, NID_undef, 0},
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- { CRYPTO_SHA1_KPDK, NID_undef, 0},
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+ { CRYPTO_SHA2_256_HMAC, NID_hmacWithSHA256, 32},
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+ { CRYPTO_SHA2_384_HMAC, NID_hmacWithSHA384, 48},
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+ { CRYPTO_SHA2_512_HMAC, NID_hmacWithSHA512, 64},
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+#endif
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{ CRYPTO_MD5, NID_md5, 16},
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{ CRYPTO_SHA1, NID_sha1, 20},
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+ { CRYPTO_SHA2_256, NID_sha256, 32},
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+ { CRYPTO_SHA2_384, NID_sha384, 48},
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+ { CRYPTO_SHA2_512, NID_sha512, 64},
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{ 0, NID_undef, 0},
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};
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#endif
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@@ -248,13 +253,14 @@ get_cryptodev_ciphers(const int **cnids)
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static int nids[CRYPTO_ALGORITHM_MAX];
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struct session_op sess;
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int fd, i, count = 0;
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+ unsigned char fake_key[CRYPTO_CIPHER_MAX_KEY_LEN];
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if ((fd = get_dev_crypto()) < 0) {
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*cnids = NULL;
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return (0);
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}
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memset(&sess, 0, sizeof(sess));
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- sess.key = (caddr_t)"123456789abcdefghijklmno";
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+ sess.key = (void*)fake_key;
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for (i = 0; ciphers[i].id && count < CRYPTO_ALGORITHM_MAX; i++) {
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if (ciphers[i].nid == NID_undef)
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@@ -286,6 +292,7 @@ static int
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get_cryptodev_digests(const int **cnids)
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{
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static int nids[CRYPTO_ALGORITHM_MAX];
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+ unsigned char fake_key[CRYPTO_CIPHER_MAX_KEY_LEN];
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struct session_op sess;
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int fd, i, count = 0;
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@@ -294,12 +301,12 @@ get_cryptodev_digests(const int **cnids)
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return (0);
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}
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memset(&sess, 0, sizeof(sess));
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- sess.mackey = (caddr_t)"123456789abcdefghijklmno";
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+ sess.mackey = fake_key;
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for (i = 0; digests[i].id && count < CRYPTO_ALGORITHM_MAX; i++) {
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if (digests[i].nid == NID_undef)
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continue;
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sess.mac = digests[i].id;
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- sess.mackeylen = digests[i].keylen;
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+ sess.mackeylen = 8;
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sess.cipher = 0;
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if (ioctl(fd, CIOCGSESSION, &sess) != -1 &&
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ioctl(fd, CIOCFSESSION, &sess.ses) != -1)
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@@ -387,14 +394,14 @@ cryptodev_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
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cryp.ses = sess->ses;
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cryp.flags = 0;
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cryp.len = inl;
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- cryp.src = (caddr_t) in;
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- cryp.dst = (caddr_t) out;
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+ cryp.src = (void*) in;
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+ cryp.dst = (void*) out;
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cryp.mac = 0;
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cryp.op = ctx->encrypt ? COP_ENCRYPT : COP_DECRYPT;
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if (ctx->cipher->iv_len) {
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- cryp.iv = (caddr_t) ctx->iv;
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+ cryp.iv = (void*) ctx->iv;
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if (!ctx->encrypt) {
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iiv = in + inl - ctx->cipher->iv_len;
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memcpy(save_iv, iiv, ctx->cipher->iv_len);
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@@ -445,7 +452,7 @@ cryptodev_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
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if ((state->d_fd = get_dev_crypto()) < 0)
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return (0);
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- sess->key = (caddr_t)key;
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+ sess->key = (void*)key;
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sess->keylen = ctx->key_len;
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sess->cipher = cipher;
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@@ -715,18 +722,6 @@ digest_nid_to_cryptodev(int nid)
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}
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-static int
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-digest_key_length(int nid)
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-{
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- int i;
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-
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- for (i = 0; digests[i].id; i++)
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- if (digests[i].nid == nid)
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- return digests[i].keylen;
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- return (0);
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-}
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-
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-
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static int cryptodev_digest_init(EVP_MD_CTX *ctx)
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{
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struct dev_crypto_state *state = ctx->md_data;
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@@ -737,7 +732,6 @@ static int cryptodev_digest_init(EVP_MD_CTX *ctx)
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printf("cryptodev_digest_init: Can't get digest \n");
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return (0);
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}
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-
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memset(state, 0, sizeof(struct dev_crypto_state));
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if ((state->d_fd = get_dev_crypto()) < 0) {
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@@ -745,8 +739,8 @@ static int cryptodev_digest_init(EVP_MD_CTX *ctx)
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return (0);
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}
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- sess->mackey = state->dummy_mac_key;
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- sess->mackeylen = digest_key_length(ctx->digest->type);
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+ sess->mackey = NULL;
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+ sess->mackeylen = 0;
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sess->mac = digest;
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if (ioctl(state->d_fd, CIOCGSESSION, sess) < 0) {
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@@ -762,8 +756,8 @@ static int cryptodev_digest_init(EVP_MD_CTX *ctx)
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static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data,
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size_t count)
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{
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- struct crypt_op cryp;
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struct dev_crypto_state *state = ctx->md_data;
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+ struct crypt_op cryp;
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struct session_op *sess = &state->d_sess;
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if (!data || state->d_fd < 0) {
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@@ -772,7 +766,7 @@ static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data,
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}
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if (!count) {
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- return (0);
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+ return (1);
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}
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if (!(ctx->flags & EVP_MD_CTX_FLAG_ONESHOT)) {
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@@ -795,9 +789,9 @@ static int cryptodev_digest_update(EVP_MD_CTX *ctx, const void *data,
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cryp.ses = sess->ses;
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cryp.flags = 0;
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cryp.len = count;
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- cryp.src = (caddr_t) data;
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+ cryp.src = (void*) data;
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cryp.dst = NULL;
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- cryp.mac = (caddr_t) state->digest_res;
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+ cryp.mac = (void*) state->digest_res;
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if (ioctl(state->d_fd, CIOCCRYPT, &cryp) < 0) {
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printf("cryptodev_digest_update: digest failed\n");
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return (0);
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@@ -812,8 +806,6 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
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struct dev_crypto_state *state = ctx->md_data;
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struct session_op *sess = &state->d_sess;
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- int ret = 1;
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-
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if (!md || state->d_fd < 0) {
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printf("cryptodev_digest_final: illegal input\n");
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return(0);
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@@ -827,7 +819,7 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
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cryp.len = state->mac_len;
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cryp.src = state->mac_data;
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cryp.dst = NULL;
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- cryp.mac = (caddr_t)md;
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+ cryp.mac = (void*)md;
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if (ioctl(state->d_fd, CIOCCRYPT, &cryp) < 0) {
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printf("cryptodev_digest_final: digest failed\n");
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return (0);
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@@ -838,7 +830,7 @@ static int cryptodev_digest_final(EVP_MD_CTX *ctx, unsigned char *md)
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memcpy(md, state->digest_res, ctx->digest->md_size);
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- return (ret);
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+ return 1;
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}
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@@ -890,8 +882,8 @@ static int cryptodev_digest_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
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digest = digest_nid_to_cryptodev(to->digest->type);
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- sess->mackey = dstate->dummy_mac_key;
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- sess->mackeylen = digest_key_length(to->digest->type);
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+ sess->mackey = NULL;
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+ sess->mackeylen = 0;
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sess->mac = digest;
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dstate->d_fd = get_dev_crypto();
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@@ -916,34 +908,117 @@ static int cryptodev_digest_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
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}
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-const EVP_MD cryptodev_sha1 = {
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+static const EVP_MD cryptodev_sha1 = {
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NID_sha1,
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- NID_undef,
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+ NID_sha1WithRSAEncryption,
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SHA_DIGEST_LENGTH,
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+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
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+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
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+ EVP_MD_FLAG_DIGALGID_ABSENT|
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+#endif
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EVP_MD_FLAG_ONESHOT,
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cryptodev_digest_init,
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cryptodev_digest_update,
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cryptodev_digest_final,
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cryptodev_digest_copy,
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cryptodev_digest_cleanup,
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- EVP_PKEY_NULL_method,
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+ EVP_PKEY_RSA_method,
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SHA_CBLOCK,
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- sizeof(struct dev_crypto_state),
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+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
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+};
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+
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+static const EVP_MD cryptodev_sha256 = {
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+ NID_sha256,
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+ NID_sha256WithRSAEncryption,
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+ SHA256_DIGEST_LENGTH,
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+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
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+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
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+ EVP_MD_FLAG_DIGALGID_ABSENT|
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+#endif
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+ EVP_MD_FLAG_ONESHOT,
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+ cryptodev_digest_init,
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+ cryptodev_digest_update,
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+ cryptodev_digest_final,
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+ cryptodev_digest_copy,
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+ cryptodev_digest_cleanup,
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+ EVP_PKEY_RSA_method,
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+ SHA256_CBLOCK,
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+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
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+};
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+static const EVP_MD cryptodev_sha224 = {
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+ NID_sha224,
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+ NID_sha224WithRSAEncryption,
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+ SHA224_DIGEST_LENGTH,
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+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
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+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
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+ EVP_MD_FLAG_DIGALGID_ABSENT|
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+#endif
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+ EVP_MD_FLAG_ONESHOT,
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+ cryptodev_digest_init,
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+ cryptodev_digest_update,
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+ cryptodev_digest_final,
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+ cryptodev_digest_copy,
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+ cryptodev_digest_cleanup,
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+ EVP_PKEY_RSA_method,
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+ SHA256_CBLOCK,
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+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
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+};
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+
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+static const EVP_MD cryptodev_sha384 = {
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+ NID_sha384,
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+ NID_sha384WithRSAEncryption,
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+ SHA384_DIGEST_LENGTH,
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+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
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+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
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+ EVP_MD_FLAG_DIGALGID_ABSENT|
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+#endif
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+ EVP_MD_FLAG_ONESHOT,
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+ cryptodev_digest_init,
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+ cryptodev_digest_update,
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+ cryptodev_digest_final,
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+ cryptodev_digest_copy,
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+ cryptodev_digest_cleanup,
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+ EVP_PKEY_RSA_method,
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+ SHA512_CBLOCK,
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+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
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+};
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+
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+static const EVP_MD cryptodev_sha512 = {
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+ NID_sha512,
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+ NID_sha512WithRSAEncryption,
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+ SHA512_DIGEST_LENGTH,
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+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
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+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
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+ EVP_MD_FLAG_DIGALGID_ABSENT|
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+#endif
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+ EVP_MD_FLAG_ONESHOT,
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+ cryptodev_digest_init,
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+ cryptodev_digest_update,
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+ cryptodev_digest_final,
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+ cryptodev_digest_copy,
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+ cryptodev_digest_cleanup,
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+ EVP_PKEY_RSA_method,
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+ SHA512_CBLOCK,
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+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
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};
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-const EVP_MD cryptodev_md5 = {
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+static const EVP_MD cryptodev_md5 = {
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NID_md5,
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- NID_undef,
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+ NID_md5WithRSAEncryption,
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16 /* MD5_DIGEST_LENGTH */,
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+#if defined(EVP_MD_FLAG_PKEY_METHOD_SIGNATURE) && defined(EVP_MD_FLAG_DIGALGID_ABSENT)
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+ EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|
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+ EVP_MD_FLAG_DIGALGID_ABSENT|
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+#endif
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EVP_MD_FLAG_ONESHOT,
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cryptodev_digest_init,
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cryptodev_digest_update,
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cryptodev_digest_final,
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cryptodev_digest_copy,
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cryptodev_digest_cleanup,
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- EVP_PKEY_NULL_method,
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+ EVP_PKEY_RSA_method,
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64 /* MD5_CBLOCK */,
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- sizeof(struct dev_crypto_state),
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+ sizeof(EVP_MD *)+sizeof(struct dev_crypto_state),
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};
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#endif /* USE_CRYPTODEV_DIGESTS */
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@@ -964,6 +1039,18 @@ cryptodev_engine_digests(ENGINE *e, const EVP_MD **digest,
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case NID_sha1:
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*digest = &cryptodev_sha1;
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break;
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+ case NID_sha224:
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+ *digest = &cryptodev_sha224;
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+ break;
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+ case NID_sha256:
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+ *digest = &cryptodev_sha256;
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+ break;
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+ case NID_sha384:
|
||
|
+ *digest = &cryptodev_sha384;
|
||
|
+ break;
|
||
|
+ case NID_sha512:
|
||
|
+ *digest = &cryptodev_sha512;
|
||
|
+ break;
|
||
|
default:
|
||
|
#endif /* USE_CRYPTODEV_DIGESTS */
|
||
|
*digest = NULL;
|
||
|
@@ -995,7 +1082,7 @@ bn2crparam(const BIGNUM *a, struct crparam *crp)
|
||
|
return (1);
|
||
|
memset(b, 0, bytes);
|
||
|
|
||
|
- crp->crp_p = (caddr_t) b;
|
||
|
+ crp->crp_p = (void*) b;
|
||
|
crp->crp_nbits = bits;
|
||
|
|
||
|
for (i = 0, j = 0; i < a->top; i++) {
|
||
|
@@ -1248,7 +1335,7 @@ cryptodev_dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
|
||
|
kop.crk_op = CRK_DSA_SIGN;
|
||
|
|
||
|
/* inputs: dgst dsa->p dsa->q dsa->g dsa->priv_key */
|
||
|
- kop.crk_param[0].crp_p = (caddr_t)dgst;
|
||
|
+ kop.crk_param[0].crp_p = (void*)dgst;
|
||
|
kop.crk_param[0].crp_nbits = dlen * 8;
|
||
|
if (bn2crparam(dsa->p, &kop.crk_param[1]))
|
||
|
goto err;
|
||
|
@@ -1288,7 +1375,7 @@ cryptodev_dsa_verify(const unsigned char *dgst, int dlen,
|
||
|
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 = (caddr_t)dgst;
|
||
|
+ kop.crk_param[0].crp_p = (void*)dgst;
|
||
|
kop.crk_param[0].crp_nbits = dlen * 8;
|
||
|
if (bn2crparam(dsa->p, &kop.crk_param[1]))
|
||
|
goto err;
|
||
|
@@ -1366,9 +1453,10 @@ cryptodev_dh_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
|
||
|
goto err;
|
||
|
kop.crk_iparams = 3;
|
||
|
|
||
|
- kop.crk_param[3].crp_p = (caddr_t) key;
|
||
|
- kop.crk_param[3].crp_nbits = keylen * 8;
|
||
|
+ kop.crk_param[3].crp_p = (void*) key;
|
||
|
+ kop.crk_param[3].crp_nbits = keylen;
|
||
|
kop.crk_oparams = 1;
|
||
|
+ dhret = keylen/8;
|
||
|
|
||
|
if (ioctl(fd, CIOCKEY, &kop) == -1) {
|
||
|
const DH_METHOD *meth = DH_OpenSSL();
|
||
|
@@ -1440,7 +1528,7 @@ ENGINE_load_cryptodev(void)
|
||
|
put_dev_crypto(fd);
|
||
|
|
||
|
if (!ENGINE_set_id(engine, "cryptodev") ||
|
||
|
- !ENGINE_set_name(engine, "BSD cryptodev engine") ||
|
||
|
+ !ENGINE_set_name(engine, "cryptodev engine") ||
|
||
|
!ENGINE_set_ciphers(engine, cryptodev_engine_ciphers) ||
|
||
|
!ENGINE_set_digests(engine, cryptodev_engine_digests) ||
|
||
|
!ENGINE_set_ctrl_function(engine, cryptodev_ctrl) ||
|
||
|
--
|
||
|
2.0.0
|
||
|
|