diff options
Diffstat (limited to 'main/openssl/crypto/cmac')
| m--------- | main/openssl | 0 | ||||
| -rw-r--r-- | main/openssl/crypto/cmac/cm_ameth.c | 97 | ||||
| -rw-r--r-- | main/openssl/crypto/cmac/cm_pmeth.c | 224 | ||||
| -rw-r--r-- | main/openssl/crypto/cmac/cmac.c | 308 | ||||
| -rw-r--r-- | main/openssl/crypto/cmac/cmac.h | 82 |
5 files changed, 0 insertions, 711 deletions
diff --git a/main/openssl b/main/openssl new file mode 160000 +Subproject 4d377a9ce111930d8a8f06dc0e94a892a7f6c51 diff --git a/main/openssl/crypto/cmac/cm_ameth.c b/main/openssl/crypto/cmac/cm_ameth.c deleted file mode 100644 index 0b8e5670..00000000 --- a/main/openssl/crypto/cmac/cm_ameth.c +++ /dev/null @@ -1,97 +0,0 @@ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 2010. - */ -/* ==================================================================== - * Copyright (c) 2010 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - */ - -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/evp.h> -#include <openssl/cmac.h> -#include "asn1_locl.h" - -/* CMAC "ASN1" method. This is just here to indicate the - * maximum CMAC output length and to free up a CMAC - * key. - */ - -static int cmac_size(const EVP_PKEY *pkey) - { - return EVP_MAX_BLOCK_LENGTH; - } - -static void cmac_key_free(EVP_PKEY *pkey) - { - CMAC_CTX *cmctx = (CMAC_CTX *)pkey->pkey.ptr; - if (cmctx) - CMAC_CTX_free(cmctx); - } - -const EVP_PKEY_ASN1_METHOD cmac_asn1_meth = - { - EVP_PKEY_CMAC, - EVP_PKEY_CMAC, - 0, - - "CMAC", - "OpenSSL CMAC method", - - 0,0,0,0, - - 0,0,0, - - cmac_size, - 0, - 0,0,0,0,0,0,0, - - cmac_key_free, - 0, - 0,0 - }; - diff --git a/main/openssl/crypto/cmac/cm_pmeth.c b/main/openssl/crypto/cmac/cm_pmeth.c deleted file mode 100644 index 072228ec..00000000 --- a/main/openssl/crypto/cmac/cm_pmeth.c +++ /dev/null @@ -1,224 +0,0 @@ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 2010. - */ -/* ==================================================================== - * Copyright (c) 2010 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - */ - -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/x509.h> -#include <openssl/x509v3.h> -#include <openssl/evp.h> -#include <openssl/cmac.h> -#include "evp_locl.h" - -/* The context structure and "key" is simply a CMAC_CTX */ - -static int pkey_cmac_init(EVP_PKEY_CTX *ctx) - { - ctx->data = CMAC_CTX_new(); - if (!ctx->data) - return 0; - ctx->keygen_info_count = 0; - return 1; - } - -static int pkey_cmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src) - { - if (!pkey_cmac_init(dst)) - return 0; - if (!CMAC_CTX_copy(dst->data, src->data)) - return 0; - return 1; - } - -static void pkey_cmac_cleanup(EVP_PKEY_CTX *ctx) - { - CMAC_CTX_free(ctx->data); - } - -static int pkey_cmac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) - { - CMAC_CTX *cmkey = CMAC_CTX_new(); - CMAC_CTX *cmctx = ctx->data; - if (!cmkey) - return 0; - if (!CMAC_CTX_copy(cmkey, cmctx)) - { - CMAC_CTX_free(cmkey); - return 0; - } - EVP_PKEY_assign(pkey, EVP_PKEY_CMAC, cmkey); - - return 1; - } - -static int int_update(EVP_MD_CTX *ctx,const void *data,size_t count) - { - if (!CMAC_Update(ctx->pctx->data, data, count)) - return 0; - return 1; - } - -static int cmac_signctx_init(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx) - { - EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT); - mctx->update = int_update; - return 1; - } - -static int cmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, - EVP_MD_CTX *mctx) - { - return CMAC_Final(ctx->data, sig, siglen); - } - -static int pkey_cmac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2) - { - CMAC_CTX *cmctx = ctx->data; - switch (type) - { - - case EVP_PKEY_CTRL_SET_MAC_KEY: - if (!p2 || p1 < 0) - return 0; - if (!CMAC_Init(cmctx, p2, p1, NULL, NULL)) - return 0; - break; - - case EVP_PKEY_CTRL_CIPHER: - if (!CMAC_Init(cmctx, NULL, 0, p2, ctx->engine)) - return 0; - break; - - case EVP_PKEY_CTRL_MD: - if (ctx->pkey && !CMAC_CTX_copy(ctx->data, - (CMAC_CTX *)ctx->pkey->pkey.ptr)) - return 0; - if (!CMAC_Init(cmctx, NULL, 0, NULL, NULL)) - return 0; - break; - - default: - return -2; - - } - return 1; - } - -static int pkey_cmac_ctrl_str(EVP_PKEY_CTX *ctx, - const char *type, const char *value) - { - if (!value) - { - return 0; - } - if (!strcmp(type, "key")) - { - void *p = (void *)value; - return pkey_cmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, - strlen(p), p); - } - if (!strcmp(type, "cipher")) - { - const EVP_CIPHER *c; - c = EVP_get_cipherbyname(value); - if (!c) - return 0; - return pkey_cmac_ctrl(ctx, EVP_PKEY_CTRL_CIPHER, -1, (void *)c); - } - if (!strcmp(type, "hexkey")) - { - unsigned char *key; - int r; - long keylen; - key = string_to_hex(value, &keylen); - if (!key) - return 0; - r = pkey_cmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key); - OPENSSL_free(key); - return r; - } - return -2; - } - -const EVP_PKEY_METHOD cmac_pkey_meth = - { - EVP_PKEY_CMAC, - EVP_PKEY_FLAG_SIGCTX_CUSTOM, - pkey_cmac_init, - pkey_cmac_copy, - pkey_cmac_cleanup, - - 0, 0, - - 0, - pkey_cmac_keygen, - - 0, 0, - - 0, 0, - - 0,0, - - cmac_signctx_init, - cmac_signctx, - - 0,0, - - 0,0, - - 0,0, - - 0,0, - - pkey_cmac_ctrl, - pkey_cmac_ctrl_str - - }; diff --git a/main/openssl/crypto/cmac/cmac.c b/main/openssl/crypto/cmac/cmac.c deleted file mode 100644 index 8b72b096..00000000 --- a/main/openssl/crypto/cmac/cmac.c +++ /dev/null @@ -1,308 +0,0 @@ -/* crypto/cmac/cmac.c */ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project. - */ -/* ==================================================================== - * Copyright (c) 2010 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "cryptlib.h" -#include <openssl/cmac.h> - -#ifdef OPENSSL_FIPS -#include <openssl/fips.h> -#endif - -struct CMAC_CTX_st - { - /* Cipher context to use */ - EVP_CIPHER_CTX cctx; - /* Keys k1 and k2 */ - unsigned char k1[EVP_MAX_BLOCK_LENGTH]; - unsigned char k2[EVP_MAX_BLOCK_LENGTH]; - /* Temporary block */ - unsigned char tbl[EVP_MAX_BLOCK_LENGTH]; - /* Last (possibly partial) block */ - unsigned char last_block[EVP_MAX_BLOCK_LENGTH]; - /* Number of bytes in last block: -1 means context not initialised */ - int nlast_block; - }; - - -/* Make temporary keys K1 and K2 */ - -static void make_kn(unsigned char *k1, unsigned char *l, int bl) - { - int i; - /* Shift block to left, including carry */ - for (i = 0; i < bl; i++) - { - k1[i] = l[i] << 1; - if (i < bl - 1 && l[i + 1] & 0x80) - k1[i] |= 1; - } - /* If MSB set fixup with R */ - if (l[0] & 0x80) - k1[bl - 1] ^= bl == 16 ? 0x87 : 0x1b; - } - -CMAC_CTX *CMAC_CTX_new(void) - { - CMAC_CTX *ctx; - ctx = OPENSSL_malloc(sizeof(CMAC_CTX)); - if (!ctx) - return NULL; - EVP_CIPHER_CTX_init(&ctx->cctx); - ctx->nlast_block = -1; - return ctx; - } - -void CMAC_CTX_cleanup(CMAC_CTX *ctx) - { -#ifdef OPENSSL_FIPS - if (FIPS_mode() && !ctx->cctx.engine) - { - FIPS_cmac_ctx_cleanup(ctx); - return; - } -#endif - EVP_CIPHER_CTX_cleanup(&ctx->cctx); - OPENSSL_cleanse(ctx->tbl, EVP_MAX_BLOCK_LENGTH); - OPENSSL_cleanse(ctx->k1, EVP_MAX_BLOCK_LENGTH); - OPENSSL_cleanse(ctx->k2, EVP_MAX_BLOCK_LENGTH); - OPENSSL_cleanse(ctx->last_block, EVP_MAX_BLOCK_LENGTH); - ctx->nlast_block = -1; - } - -EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx) - { - return &ctx->cctx; - } - -void CMAC_CTX_free(CMAC_CTX *ctx) - { - CMAC_CTX_cleanup(ctx); - OPENSSL_free(ctx); - } - -int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in) - { - int bl; - if (in->nlast_block == -1) - return 0; - if (!EVP_CIPHER_CTX_copy(&out->cctx, &in->cctx)) - return 0; - bl = EVP_CIPHER_CTX_block_size(&in->cctx); - memcpy(out->k1, in->k1, bl); - memcpy(out->k2, in->k2, bl); - memcpy(out->tbl, in->tbl, bl); - memcpy(out->last_block, in->last_block, bl); - out->nlast_block = in->nlast_block; - return 1; - } - -int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen, - const EVP_CIPHER *cipher, ENGINE *impl) - { - static unsigned char zero_iv[EVP_MAX_BLOCK_LENGTH]; -#ifdef OPENSSL_FIPS - if (FIPS_mode()) - { - /* If we have an ENGINE need to allow non FIPS */ - if ((impl || ctx->cctx.engine) - && !(ctx->cctx.flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW)) - - { - EVPerr(EVP_F_CMAC_INIT, EVP_R_DISABLED_FOR_FIPS); - return 0; - } - /* Other algorithm blocking will be done in FIPS_cmac_init, - * via FIPS_cipherinit(). - */ - if (!impl && !ctx->cctx.engine) - return FIPS_cmac_init(ctx, key, keylen, cipher, NULL); - } -#endif - /* All zeros means restart */ - if (!key && !cipher && !impl && keylen == 0) - { - /* Not initialised */ - if (ctx->nlast_block == -1) - return 0; - if (!EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, NULL, zero_iv)) - return 0; - memset(ctx->tbl, 0, EVP_CIPHER_CTX_block_size(&ctx->cctx)); - ctx->nlast_block = 0; - return 1; - } - /* Initialiase context */ - if (cipher && !EVP_EncryptInit_ex(&ctx->cctx, cipher, impl, NULL, NULL)) - return 0; - /* Non-NULL key means initialisation complete */ - if (key) - { - int bl; - if (!EVP_CIPHER_CTX_cipher(&ctx->cctx)) - return 0; - if (!EVP_CIPHER_CTX_set_key_length(&ctx->cctx, keylen)) - return 0; - if (!EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, key, zero_iv)) - return 0; - bl = EVP_CIPHER_CTX_block_size(&ctx->cctx); - if (!EVP_Cipher(&ctx->cctx, ctx->tbl, zero_iv, bl)) - return 0; - make_kn(ctx->k1, ctx->tbl, bl); - make_kn(ctx->k2, ctx->k1, bl); - OPENSSL_cleanse(ctx->tbl, bl); - /* Reset context again ready for first data block */ - if (!EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, NULL, zero_iv)) - return 0; - /* Zero tbl so resume works */ - memset(ctx->tbl, 0, bl); - ctx->nlast_block = 0; - } - return 1; - } - -int CMAC_Update(CMAC_CTX *ctx, const void *in, size_t dlen) - { - const unsigned char *data = in; - size_t bl; -#ifdef OPENSSL_FIPS - if (FIPS_mode() && !ctx->cctx.engine) - return FIPS_cmac_update(ctx, in, dlen); -#endif - if (ctx->nlast_block == -1) - return 0; - if (dlen == 0) - return 1; - bl = EVP_CIPHER_CTX_block_size(&ctx->cctx); - /* Copy into partial block if we need to */ - if (ctx->nlast_block > 0) - { - size_t nleft; - nleft = bl - ctx->nlast_block; - if (dlen < nleft) - nleft = dlen; - memcpy(ctx->last_block + ctx->nlast_block, data, nleft); - dlen -= nleft; - ctx->nlast_block += nleft; - /* If no more to process return */ - if (dlen == 0) - return 1; - data += nleft; - /* Else not final block so encrypt it */ - if (!EVP_Cipher(&ctx->cctx, ctx->tbl, ctx->last_block,bl)) - return 0; - } - /* Encrypt all but one of the complete blocks left */ - while(dlen > bl) - { - if (!EVP_Cipher(&ctx->cctx, ctx->tbl, data, bl)) - return 0; - dlen -= bl; - data += bl; - } - /* Copy any data left to last block buffer */ - memcpy(ctx->last_block, data, dlen); - ctx->nlast_block = dlen; - return 1; - - } - -int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen) - { - int i, bl, lb; -#ifdef OPENSSL_FIPS - if (FIPS_mode() && !ctx->cctx.engine) - return FIPS_cmac_final(ctx, out, poutlen); -#endif - if (ctx->nlast_block == -1) - return 0; - bl = EVP_CIPHER_CTX_block_size(&ctx->cctx); - *poutlen = (size_t)bl; - if (!out) - return 1; - lb = ctx->nlast_block; - /* Is last block complete? */ - if (lb == bl) - { - for (i = 0; i < bl; i++) - out[i] = ctx->last_block[i] ^ ctx->k1[i]; - } - else - { - ctx->last_block[lb] = 0x80; - if (bl - lb > 1) - memset(ctx->last_block + lb + 1, 0, bl - lb - 1); - for (i = 0; i < bl; i++) - out[i] = ctx->last_block[i] ^ ctx->k2[i]; - } - if (!EVP_Cipher(&ctx->cctx, out, out, bl)) - { - OPENSSL_cleanse(out, bl); - return 0; - } - return 1; - } - -int CMAC_resume(CMAC_CTX *ctx) - { - if (ctx->nlast_block == -1) - return 0; - /* The buffer "tbl" containes the last fully encrypted block - * which is the last IV (or all zeroes if no last encrypted block). - * The last block has not been modified since CMAC_final(). - * So reinitliasing using the last decrypted block will allow - * CMAC to continue after calling CMAC_Final(). - */ - return EVP_EncryptInit_ex(&ctx->cctx, NULL, NULL, NULL, ctx->tbl); - } diff --git a/main/openssl/crypto/cmac/cmac.h b/main/openssl/crypto/cmac/cmac.h deleted file mode 100644 index 712e92dc..00000000 --- a/main/openssl/crypto/cmac/cmac.h +++ /dev/null @@ -1,82 +0,0 @@ -/* crypto/cmac/cmac.h */ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project. - */ -/* ==================================================================== - * Copyright (c) 2010 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * licensing@OpenSSL.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - */ - - -#ifndef HEADER_CMAC_H -#define HEADER_CMAC_H - -#ifdef __cplusplus -extern "C" { -#endif - -#include <openssl/evp.h> - -/* Opaque */ -typedef struct CMAC_CTX_st CMAC_CTX; - -CMAC_CTX *CMAC_CTX_new(void); -void CMAC_CTX_cleanup(CMAC_CTX *ctx); -void CMAC_CTX_free(CMAC_CTX *ctx); -EVP_CIPHER_CTX *CMAC_CTX_get0_cipher_ctx(CMAC_CTX *ctx); -int CMAC_CTX_copy(CMAC_CTX *out, const CMAC_CTX *in); - -int CMAC_Init(CMAC_CTX *ctx, const void *key, size_t keylen, - const EVP_CIPHER *cipher, ENGINE *impl); -int CMAC_Update(CMAC_CTX *ctx, const void *data, size_t dlen); -int CMAC_Final(CMAC_CTX *ctx, unsigned char *out, size_t *poutlen); -int CMAC_resume(CMAC_CTX *ctx); - -#ifdef __cplusplus -} -#endif -#endif |