/*
- * Copyright 2011-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2011-2021 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
*/
+/*
+ * MD5 and RC4 low level APIs are deprecated for public use, but still ok for
+ * internal use.
+ */
+#include "internal/deprecated.h"
+
+#include "internal/cryptlib.h"
#include <openssl/opensslconf.h>
#include <stdio.h>
# include <openssl/objects.h>
# include <openssl/rc4.h>
# include <openssl/md5.h>
-# include "internal/evp_int.h"
+# include "crypto/evp.h"
typedef struct {
RC4_KEY ks;
const unsigned char *iv, int enc)
{
EVP_RC4_HMAC_MD5 *key = data(ctx);
+ const int keylen = EVP_CIPHER_CTX_get_key_length(ctx);
+
+ if (keylen <= 0)
+ return 0;
- RC4_set_key(&key->ks, EVP_CIPHER_CTX_key_length(ctx), inkey);
+ RC4_set_key(&key->ks, keylen, inkey);
MD5_Init(&key->head); /* handy when benchmarking */
key->tail = key->head;
return 1;
}
-# if defined(RC4_ASM) && defined(MD5_ASM) && ( \
+# if defined(RC4_ASM) && defined(MD5_ASM) && ( \
defined(__x86_64) || defined(__x86_64__) || \
defined(_M_AMD64) || defined(_M_X64) )
# define STITCHED_CALL
* rc4_md5-x86_64.pl */
md5_off = MD5_CBLOCK - key->md.num, blocks;
unsigned int l;
- extern unsigned int OPENSSL_ia32cap_P[];
# endif
size_t plen = key->payload_length;
if (plen != NO_PAYLOAD_LENGTH && len != (plen + MD5_DIGEST_LENGTH))
return 0;
- if (EVP_CIPHER_CTX_encrypting(ctx)) {
+ if (EVP_CIPHER_CTX_is_encrypting(ctx)) {
if (plen == NO_PAYLOAD_LENGTH)
plen = len;
# if defined(STITCHED_CALL)
len = p[arg - 2] << 8 | p[arg - 1];
- if (!EVP_CIPHER_CTX_encrypting(ctx)) {
+ if (!EVP_CIPHER_CTX_is_encrypting(ctx)) {
+ if (len < MD5_DIGEST_LENGTH)
+ return -1;
len -= MD5_DIGEST_LENGTH;
p[arg - 2] = len >> 8;
p[arg - 1] = len;
1, EVP_RC4_KEY_SIZE, 0,
EVP_CIPH_STREAM_CIPHER | EVP_CIPH_VARIABLE_LENGTH |
EVP_CIPH_FLAG_AEAD_CIPHER,
+ EVP_ORIG_GLOBAL,
rc4_hmac_md5_init_key,
rc4_hmac_md5_cipher,
NULL,
const EVP_CIPHER *EVP_rc4_hmac_md5(void)
{
- return (&r4_hmac_md5_cipher);
+ return &r4_hmac_md5_cipher;
}
#endif