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author | William Joye <wjoye@cfa.harvard.edu> | 2017-05-02 16:40:01 (GMT) |
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committer | William Joye <wjoye@cfa.harvard.edu> | 2017-05-02 16:40:01 (GMT) |
commit | 0a2b8b8e0bc2e91a9f10659b30e2e4f5b79ce692 (patch) | |
tree | 3d0871d05cfd11f60b86829d2d93704034dad24e /openssl/crypto/cmac | |
parent | e9abe0dba896d2b0fc22301588336e89ff246ba7 (diff) | |
download | blt-0a2b8b8e0bc2e91a9f10659b30e2e4f5b79ce692.zip blt-0a2b8b8e0bc2e91a9f10659b30e2e4f5b79ce692.tar.gz blt-0a2b8b8e0bc2e91a9f10659b30e2e4f5b79ce692.tar.bz2 |
reinstall
Diffstat (limited to 'openssl/crypto/cmac')
-rw-r--r-- | openssl/crypto/cmac/Makefile | 113 | ||||
-rw-r--r-- | openssl/crypto/cmac/cm_ameth.c | 96 | ||||
-rw-r--r-- | openssl/crypto/cmac/cm_pmeth.c | 216 | ||||
-rw-r--r-- | openssl/crypto/cmac/cmac.c | 306 | ||||
-rw-r--r-- | openssl/crypto/cmac/cmac.h | 82 |
5 files changed, 0 insertions, 813 deletions
diff --git a/openssl/crypto/cmac/Makefile b/openssl/crypto/cmac/Makefile deleted file mode 100644 index 6a28408..0000000 --- a/openssl/crypto/cmac/Makefile +++ /dev/null @@ -1,113 +0,0 @@ -# -# OpenSSL/crypto/cmac/Makefile -# - -DIR= cmac -TOP= ../.. -CC= cc -INCLUDES= -CFLAG=-g -MAKEFILE= Makefile -AR= ar r - -CFLAGS= $(INCLUDES) $(CFLAG) - -GENERAL=Makefile -TEST= -APPS= - -LIB=$(TOP)/libcrypto.a -LIBSRC=cmac.c cm_ameth.c cm_pmeth.c -LIBOBJ=cmac.o cm_ameth.o cm_pmeth.o - -SRC= $(LIBSRC) - -EXHEADER= cmac.h -HEADER= $(EXHEADER) - -ALL= $(GENERAL) $(SRC) $(HEADER) - -top: - (cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all) - -all: lib - -lib: $(LIBOBJ) - $(AR) $(LIB) $(LIBOBJ) - $(RANLIB) $(LIB) || echo Never mind. - @touch lib - -files: - $(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO - -links: - @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER) - @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST) - @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS) - -install: - @[ -n "$(INSTALLTOP)" ] # should be set by top Makefile... - @headerlist="$(EXHEADER)"; for i in $$headerlist ; \ - do \ - (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \ - chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \ - done; - -tags: - ctags $(SRC) - -tests: - -lint: - lint -DLINT $(INCLUDES) $(SRC)>fluff - -update: depend - -depend: - @[ -n "$(MAKEDEPEND)" ] # should be set by upper Makefile... - $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(PROGS) $(LIBSRC) - -dclean: - $(PERL) -pe 'if (/^# DO NOT DELETE THIS LINE/) {print; exit(0);}' $(MAKEFILE) >Makefile.new - mv -f Makefile.new $(MAKEFILE) - -clean: - rm -f *.o *.obj lib tags core .pure .nfs* *.old *.bak fluff - -# DO NOT DELETE THIS LINE -- make depend depends on it. - -cm_ameth.o: ../../e_os.h ../../include/openssl/asn1.h -cm_ameth.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h -cm_ameth.o: ../../include/openssl/cmac.h ../../include/openssl/crypto.h -cm_ameth.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h -cm_ameth.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h -cm_ameth.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h -cm_ameth.o: ../../include/openssl/opensslconf.h -cm_ameth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h -cm_ameth.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h -cm_ameth.o: ../../include/openssl/symhacks.h ../asn1/asn1_locl.h ../cryptlib.h -cm_ameth.o: cm_ameth.c -cm_pmeth.o: ../../e_os.h ../../include/openssl/asn1.h -cm_pmeth.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h -cm_pmeth.o: ../../include/openssl/cmac.h ../../include/openssl/conf.h -cm_pmeth.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h -cm_pmeth.o: ../../include/openssl/ec.h ../../include/openssl/ecdh.h -cm_pmeth.o: ../../include/openssl/ecdsa.h ../../include/openssl/err.h -cm_pmeth.o: ../../include/openssl/evp.h ../../include/openssl/lhash.h -cm_pmeth.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h -cm_pmeth.o: ../../include/openssl/opensslconf.h -cm_pmeth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h -cm_pmeth.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h -cm_pmeth.o: ../../include/openssl/sha.h ../../include/openssl/stack.h -cm_pmeth.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h -cm_pmeth.o: ../../include/openssl/x509_vfy.h ../../include/openssl/x509v3.h -cm_pmeth.o: ../cryptlib.h ../evp/evp_locl.h cm_pmeth.c -cmac.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h -cmac.o: ../../include/openssl/buffer.h ../../include/openssl/cmac.h -cmac.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h -cmac.o: ../../include/openssl/err.h ../../include/openssl/evp.h -cmac.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h -cmac.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h -cmac.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h -cmac.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h -cmac.o: ../../include/openssl/symhacks.h ../cryptlib.h cmac.c diff --git a/openssl/crypto/cmac/cm_ameth.c b/openssl/crypto/cmac/cm_ameth.c deleted file mode 100644 index bf933e0..0000000 --- a/openssl/crypto/cmac/cm_ameth.c +++ /dev/null @@ -1,96 +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/openssl/crypto/cmac/cm_pmeth.c b/openssl/crypto/cmac/cm_pmeth.c deleted file mode 100644 index a2300df..0000000 --- a/openssl/crypto/cmac/cm_pmeth.c +++ /dev/null @@ -1,216 +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/openssl/crypto/cmac/cmac.c b/openssl/crypto/cmac/cmac.c deleted file mode 100644 index 2954b6e..0000000 --- a/openssl/crypto/cmac/cmac.c +++ /dev/null @@ -1,306 +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) -{ - if (!ctx) - return; - 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; - } - - /* Switch to FIPS cipher implementation if possible */ - if (cipher != NULL) { - const EVP_CIPHER *fcipher; - fcipher = FIPS_get_cipherbynid(EVP_CIPHER_nid(cipher)); - if (fcipher != NULL) - cipher = fcipher; - } - /* - * 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/openssl/crypto/cmac/cmac.h b/openssl/crypto/cmac/cmac.h deleted file mode 100644 index 175be83..0000000 --- a/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 |