/*
- * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2015-2021 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (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
* used for any purpose except testing
*/
+/* We need to use some engine deprecated APIs */
+#define OPENSSL_SUPPRESS_DEPRECATED
+
+/*
+ * SHA low level APIs are deprecated for public use, but still ok for
+ * internal use. Note, that due to symbols not being exported, only the
+ * #defines and type definitions can be accessed, function calls are not
+ * available. The digest lengths, block sizes and sizeof(CTX) are used herein
+ * for several different digests.
+ */
+#include "internal/deprecated.h"
+
#include <stdio.h>
#include <string.h>
+#include "internal/common.h" /* for CHECK_AND_SKIP_CASE_PREFIX */
#include <openssl/engine.h>
#include <openssl/sha.h>
#include <openssl/aes.h>
#include <openssl/rand.h>
#include <openssl/crypto.h>
+#include <openssl/pem.h>
+#include <crypto/evp.h>
#include "e_ossltest_err.c"
/* SHA384/SHA512 */
static int digest_sha384_init(EVP_MD_CTX *ctx);
+static int digest_sha384_update(EVP_MD_CTX *ctx, const void *data,
+ size_t count);
+static int digest_sha384_final(EVP_MD_CTX *ctx, unsigned char *md);
+
static int digest_sha512_init(EVP_MD_CTX *ctx);
static int digest_sha512_update(EVP_MD_CTX *ctx, const void *data,
size_t count);
-static int digest_sha384_final(EVP_MD_CTX *ctx, unsigned char *md);
static int digest_sha512_final(EVP_MD_CTX *ctx, unsigned char *md);
static EVP_MD *_hidden_sha384_md = NULL;
sizeof(EVP_MD *) + sizeof(SHA512_CTX))
|| !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_DIGALGID_ABSENT)
|| !EVP_MD_meth_set_init(md, digest_sha384_init)
- || !EVP_MD_meth_set_update(md, digest_sha512_update)
+ || !EVP_MD_meth_set_update(md, digest_sha384_update)
|| !EVP_MD_meth_set_final(md, digest_sha384_final)) {
EVP_MD_meth_free(md);
md = NULL;
if (!init) {
const EVP_MD *md;
if ((md = digest_md5()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha1()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha256()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha384()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
if ((md = digest_sha512()) != NULL)
- digest_nids[pos++] = EVP_MD_type(md);
+ digest_nids[pos++] = EVP_MD_get_type(md);
digest_nids[pos] = 0;
init = 1;
}
const int **, int);
static int ossltest_cipher_nids[] = {
- NID_aes_128_cbc, NID_aes_128_gcm, 0
+ NID_aes_128_cbc, NID_aes_128_gcm,
+ NID_aes_128_cbc_hmac_sha1, 0
};
/* AES128 */
-int ossltest_aes128_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
-int ossltest_aes128_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
-int ossltest_aes128_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc);
-int ossltest_aes128_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl);
+static int ossltest_aes128_init_key(EVP_CIPHER_CTX *ctx,
+ const unsigned char *key,
+ const unsigned char *iv, int enc);
+static int ossltest_aes128_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl);
+static int ossltest_aes128_gcm_init_key(EVP_CIPHER_CTX *ctx,
+ const unsigned char *key,
+ const unsigned char *iv, int enc);
+static int ossltest_aes128_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl);
static int ossltest_aes128_gcm_ctrl(EVP_CIPHER_CTX *ctx, int type, int arg,
void *ptr);
+static int ossltest_aes128_cbc_hmac_sha1_init_key(EVP_CIPHER_CTX *ctx,
+ const unsigned char *key,
+ const unsigned char *iv,
+ int enc);
+static int ossltest_aes128_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx,
+ unsigned char *out,
+ const unsigned char *in,
+ size_t inl);
+static int ossltest_aes128_cbc_hmac_sha1_ctrl(EVP_CIPHER_CTX *ctx, int type,
+ int arg, void *ptr);
+
+typedef struct {
+ size_t payload_length; /* AAD length in decrypt case */
+ unsigned int tls_ver;
+} EVP_AES_HMAC_SHA1;
static EVP_CIPHER *_hidden_aes_128_cbc = NULL;
static const EVP_CIPHER *ossltest_aes_128_cbc(void)
|| !EVP_CIPHER_meth_set_do_cipher(_hidden_aes_128_cbc,
ossltest_aes128_cbc_cipher)
|| !EVP_CIPHER_meth_set_impl_ctx_size(_hidden_aes_128_cbc,
- EVP_CIPHER_impl_ctx_size(EVP_aes_128_cbc())))) {
+ EVP_CIPHER_impl_ctx_size(EVP_aes_128_cbc())))) {
EVP_CIPHER_meth_free(_hidden_aes_128_cbc);
_hidden_aes_128_cbc = NULL;
}
return _hidden_aes_128_cbc;
}
+
static EVP_CIPHER *_hidden_aes_128_gcm = NULL;
#define AES_GCM_FLAGS (EVP_CIPH_FLAG_DEFAULT_ASN1 \
|| !EVP_CIPHER_meth_set_ctrl(_hidden_aes_128_gcm,
ossltest_aes128_gcm_ctrl)
|| !EVP_CIPHER_meth_set_impl_ctx_size(_hidden_aes_128_gcm,
- EVP_CIPHER_impl_ctx_size(EVP_aes_128_gcm())))) {
+ EVP_CIPHER_impl_ctx_size(EVP_aes_128_gcm())))) {
EVP_CIPHER_meth_free(_hidden_aes_128_gcm);
_hidden_aes_128_gcm = NULL;
}
return _hidden_aes_128_gcm;
}
+static EVP_CIPHER *_hidden_aes_128_cbc_hmac_sha1 = NULL;
+
+static const EVP_CIPHER *ossltest_aes_128_cbc_hmac_sha1(void)
+{
+ if (_hidden_aes_128_cbc_hmac_sha1 == NULL
+ && ((_hidden_aes_128_cbc_hmac_sha1
+ = EVP_CIPHER_meth_new(NID_aes_128_cbc_hmac_sha1,
+ 16 /* block size */,
+ 16 /* key len */)) == NULL
+ || !EVP_CIPHER_meth_set_iv_length(_hidden_aes_128_cbc_hmac_sha1,16)
+ || !EVP_CIPHER_meth_set_flags(_hidden_aes_128_cbc_hmac_sha1,
+ EVP_CIPH_CBC_MODE | EVP_CIPH_FLAG_DEFAULT_ASN1 |
+ EVP_CIPH_FLAG_AEAD_CIPHER)
+ || !EVP_CIPHER_meth_set_init(_hidden_aes_128_cbc_hmac_sha1,
+ ossltest_aes128_cbc_hmac_sha1_init_key)
+ || !EVP_CIPHER_meth_set_do_cipher(_hidden_aes_128_cbc_hmac_sha1,
+ ossltest_aes128_cbc_hmac_sha1_cipher)
+ || !EVP_CIPHER_meth_set_ctrl(_hidden_aes_128_cbc_hmac_sha1,
+ ossltest_aes128_cbc_hmac_sha1_ctrl)
+ || !EVP_CIPHER_meth_set_set_asn1_params(_hidden_aes_128_cbc_hmac_sha1,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_set_asn1_iv)
+ || !EVP_CIPHER_meth_set_get_asn1_params(_hidden_aes_128_cbc_hmac_sha1,
+ EVP_CIPH_FLAG_DEFAULT_ASN1 ? NULL : EVP_CIPHER_get_asn1_iv)
+ || !EVP_CIPHER_meth_set_impl_ctx_size(_hidden_aes_128_cbc_hmac_sha1,
+ sizeof(EVP_AES_HMAC_SHA1)))) {
+ EVP_CIPHER_meth_free(_hidden_aes_128_cbc_hmac_sha1);
+ _hidden_aes_128_cbc_hmac_sha1 = NULL;
+ }
+ return _hidden_aes_128_cbc_hmac_sha1;
+}
+
static void destroy_ciphers(void)
{
EVP_CIPHER_meth_free(_hidden_aes_128_cbc);
EVP_CIPHER_meth_free(_hidden_aes_128_gcm);
+ EVP_CIPHER_meth_free(_hidden_aes_128_cbc_hmac_sha1);
_hidden_aes_128_cbc = NULL;
+ _hidden_aes_128_gcm = NULL;
+ _hidden_aes_128_cbc_hmac_sha1 = NULL;
+}
+
+/* Key loading */
+static EVP_PKEY *load_key(ENGINE *eng, const char *key_id, int pub,
+ UI_METHOD *ui_method, void *ui_data)
+{
+ BIO *in;
+ EVP_PKEY *key;
+
+ if (!CHECK_AND_SKIP_CASE_PREFIX(key_id, "ot:"))
+ return NULL;
+
+ fprintf(stderr, "[ossltest]Loading %s key %s\n",
+ pub ? "Public" : "Private", key_id);
+ in = BIO_new_file(key_id, "r");
+ if (!in)
+ return NULL;
+ if (pub)
+ key = PEM_read_bio_PUBKEY(in, NULL, 0, NULL);
+ else
+ key = PEM_read_bio_PrivateKey(in, NULL, 0, NULL);
+ BIO_free(in);
+ return key;
+}
+
+static EVP_PKEY *ossltest_load_privkey(ENGINE *eng, const char *key_id,
+ UI_METHOD *ui_method, void *ui_data)
+{
+ return load_key(eng, key_id, 0, ui_method, ui_data);
+}
+
+static EVP_PKEY *ossltest_load_pubkey(ENGINE *eng, const char *key_id,
+ UI_METHOD *ui_method, void *ui_data)
+{
+ return load_key(eng, key_id, 1, ui_method, ui_data);
}
+
static int bind_ossltest(ENGINE *e)
{
/* Ensure the ossltest error handling is set up */
|| !ENGINE_set_ciphers(e, ossltest_ciphers)
|| !ENGINE_set_RAND(e, ossltest_rand_method())
|| !ENGINE_set_destroy_function(e, ossltest_destroy)
+ || !ENGINE_set_load_privkey_function(e, ossltest_load_privkey)
+ || !ENGINE_set_load_pubkey_function(e, ossltest_load_pubkey)
|| !ENGINE_set_init_function(e, ossltest_init)
|| !ENGINE_set_finish_function(e, ossltest_finish)) {
OSSLTESTerr(OSSLTEST_F_BIND_OSSLTEST, OSSLTEST_R_INIT_FAILED);
case NID_aes_128_gcm:
*cipher = ossltest_aes_128_gcm();
break;
+ case NID_aes_128_cbc_hmac_sha1:
+ *cipher = ossltest_aes_128_cbc_hmac_sha1();
+ break;
default:
ok = 0;
*cipher = NULL;
* value, so that all "MD5" digests using the test engine always end up with
* the same value.
*/
-#undef data
-#define data(ctx) ((MD5_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_md5_init(EVP_MD_CTX *ctx)
{
- return MD5_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_md5())(ctx);
}
static int digest_md5_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return MD5_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_md5())(ctx, data, count);
}
static int digest_md5_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = MD5_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_md5())(ctx, md);
if (ret > 0) {
fill_known_data(md, MD5_DIGEST_LENGTH);
/*
* SHA1 implementation.
*/
-#undef data
-#define data(ctx) ((SHA_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_sha1_init(EVP_MD_CTX *ctx)
{
- return SHA1_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_sha1())(ctx);
}
static int digest_sha1_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return SHA1_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_sha1())(ctx, data, count);
}
static int digest_sha1_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = SHA1_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha1())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA_DIGEST_LENGTH);
/*
* SHA256 implementation.
*/
-#undef data
-#define data(ctx) ((SHA256_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_sha256_init(EVP_MD_CTX *ctx)
{
- return SHA256_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_sha256())(ctx);
}
static int digest_sha256_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return SHA256_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_sha256())(ctx, data, count);
}
static int digest_sha256_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = SHA256_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha256())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA256_DIGEST_LENGTH);
}
/*
- * SHA384/512 implementation.
+ * SHA384 implementation.
*/
-#undef data
-#define data(ctx) ((SHA512_CTX *)EVP_MD_CTX_md_data(ctx))
static int digest_sha384_init(EVP_MD_CTX *ctx)
{
- return SHA384_Init(data(ctx));
+ return EVP_MD_meth_get_init(EVP_sha384())(ctx);
}
-static int digest_sha512_init(EVP_MD_CTX *ctx)
-{
- return SHA512_Init(data(ctx));
-}
-
-static int digest_sha512_update(EVP_MD_CTX *ctx, const void *data,
+static int digest_sha384_update(EVP_MD_CTX *ctx, const void *data,
size_t count)
{
- return SHA512_Update(data(ctx), data, (size_t)count);
+ return EVP_MD_meth_get_update(EVP_sha384())(ctx, data, count);
}
static int digest_sha384_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- /* Actually uses SHA512_Final! */
- ret = SHA512_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha384())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA384_DIGEST_LENGTH);
return ret;
}
+/*
+ * SHA512 implementation.
+ */
+static int digest_sha512_init(EVP_MD_CTX *ctx)
+{
+ return EVP_MD_meth_get_init(EVP_sha512())(ctx);
+}
+
+static int digest_sha512_update(EVP_MD_CTX *ctx, const void *data,
+ size_t count)
+{
+ return EVP_MD_meth_get_update(EVP_sha512())(ctx, data, count);
+}
+
static int digest_sha512_final(EVP_MD_CTX *ctx, unsigned char *md)
{
- int ret;
- ret = SHA512_Final(md, data(ctx));
+ int ret = EVP_MD_meth_get_final(EVP_sha512())(ctx, md);
if (ret > 0) {
fill_known_data(md, SHA512_DIGEST_LENGTH);
* AES128 Implementation
*/
-int ossltest_aes128_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
+static int ossltest_aes128_init_key(EVP_CIPHER_CTX *ctx,
+ const unsigned char *key,
+ const unsigned char *iv, int enc)
{
return EVP_CIPHER_meth_get_init(EVP_aes_128_cbc()) (ctx, key, iv, enc);
}
-int ossltest_aes128_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int ossltest_aes128_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
unsigned char *tmpbuf;
int ret;
return ret;
}
-int ossltest_aes128_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
- const unsigned char *iv, int enc)
+static int ossltest_aes128_gcm_init_key(EVP_CIPHER_CTX *ctx,
+ const unsigned char *key,
+ const unsigned char *iv, int enc)
{
return EVP_CIPHER_meth_get_init(EVP_aes_128_gcm()) (ctx, key, iv, enc);
}
-
-int ossltest_aes128_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- const unsigned char *in, size_t inl)
+static int ossltest_aes128_gcm_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl)
{
unsigned char *tmpbuf = OPENSSL_malloc(inl);
if (ret <= 0)
return ret;
- switch(type) {
+ switch (type) {
case EVP_CTRL_AEAD_GET_TAG:
/* Always give the same tag */
memset(ptr, 0, EVP_GCM_TLS_TAG_LEN);
return 1;
}
+#define NO_PAYLOAD_LENGTH ((size_t)-1)
+# define data(ctx) ((EVP_AES_HMAC_SHA1 *)EVP_CIPHER_CTX_get_cipher_data(ctx))
+
+static int ossltest_aes128_cbc_hmac_sha1_init_key(EVP_CIPHER_CTX *ctx,
+ const unsigned char *inkey,
+ const unsigned char *iv,
+ int enc)
+{
+ EVP_AES_HMAC_SHA1 *key = data(ctx);
+ key->payload_length = NO_PAYLOAD_LENGTH;
+ return 1;
+}
+
+static int ossltest_aes128_cbc_hmac_sha1_cipher(EVP_CIPHER_CTX *ctx,
+ unsigned char *out,
+ const unsigned char *in,
+ size_t len)
+{
+ EVP_AES_HMAC_SHA1 *key = data(ctx);
+ unsigned int l;
+ size_t plen = key->payload_length;
+
+ key->payload_length = NO_PAYLOAD_LENGTH;
+
+ if (len % AES_BLOCK_SIZE)
+ return 0;
+
+ if (EVP_CIPHER_CTX_is_encrypting(ctx)) {
+ if (plen == NO_PAYLOAD_LENGTH)
+ plen = len;
+ else if (len !=
+ ((plen + SHA_DIGEST_LENGTH +
+ AES_BLOCK_SIZE) & -AES_BLOCK_SIZE))
+ return 0;
+
+ memmove(out, in, plen);
+
+ if (plen != len) { /* "TLS" mode of operation */
+ /* calculate HMAC and append it to payload */
+ fill_known_data(out + plen, SHA_DIGEST_LENGTH);
+
+ /* pad the payload|hmac */
+ plen += SHA_DIGEST_LENGTH;
+ for (l = len - plen - 1; plen < len; plen++)
+ out[plen] = l;
+ }
+ } else {
+ /* decrypt HMAC|padding at once */
+ memmove(out, in, len);
+
+ if (plen != NO_PAYLOAD_LENGTH) { /* "TLS" mode of operation */
+ unsigned int maxpad, pad;
+
+ if (key->tls_ver >= TLS1_1_VERSION) {
+ if (len < (AES_BLOCK_SIZE + SHA_DIGEST_LENGTH + 1))
+ return 0;
+
+ /* omit explicit iv */
+ in += AES_BLOCK_SIZE;
+ out += AES_BLOCK_SIZE;
+ len -= AES_BLOCK_SIZE;
+ } else if (len < (SHA_DIGEST_LENGTH + 1))
+ return 0;
+
+ /* figure out payload length */
+ pad = out[len - 1];
+ maxpad = len - (SHA_DIGEST_LENGTH + 1);
+ if (pad > maxpad)
+ return 0;
+ for (plen = len - pad - 1; plen < len; plen++)
+ if (out[plen] != pad)
+ return 0;
+ }
+ }
+
+ return 1;
+}
+
+static int ossltest_aes128_cbc_hmac_sha1_ctrl(EVP_CIPHER_CTX *ctx, int type,
+ int arg, void *ptr)
+{
+ EVP_AES_HMAC_SHA1 *key = data(ctx);
+
+ switch (type) {
+ case EVP_CTRL_AEAD_SET_MAC_KEY:
+ return 1;
+
+ case EVP_CTRL_AEAD_TLS1_AAD:
+ {
+ unsigned char *p = ptr;
+ unsigned int len;
+
+ if (arg != EVP_AEAD_TLS1_AAD_LEN)
+ return -1;
+
+ len = p[arg - 2] << 8 | p[arg - 1];
+ key->tls_ver = p[arg - 4] << 8 | p[arg - 3];
+
+ if (EVP_CIPHER_CTX_is_encrypting(ctx)) {
+ key->payload_length = len;
+ if (key->tls_ver >= TLS1_1_VERSION) {
+ if (len < AES_BLOCK_SIZE)
+ return 0;
+ len -= AES_BLOCK_SIZE;
+ p[arg - 2] = len >> 8;
+ p[arg - 1] = len;
+ }
+
+ return (int)(((len + SHA_DIGEST_LENGTH +
+ AES_BLOCK_SIZE) & -AES_BLOCK_SIZE)
+ - len);
+ } else {
+ key->payload_length = arg;
+
+ return SHA_DIGEST_LENGTH;
+ }
+ }
+ default:
+ return -1;
+ }
+}
+
static int ossltest_rand_bytes(unsigned char *buf, int num)
{
unsigned char val = 1;