diff options
author | 2010-10-01 22:54:00 +0000 | |
---|---|---|
committer | 2010-10-01 22:54:00 +0000 | |
commit | f1535dc82c407426dcbc37ddee0ceff3f0c94865 (patch) | |
tree | f73777171acb436d21ef5cb0f2cd241a939ab7f8 /lib/libcrypto/hmac | |
parent | - document new MODCPAN_MODULES (diff) | |
download | wireguard-openbsd-f1535dc82c407426dcbc37ddee0ceff3f0c94865.tar.xz wireguard-openbsd-f1535dc82c407426dcbc37ddee0ceff3f0c94865.zip |
import OpenSSL-1.0.0a
Diffstat (limited to 'lib/libcrypto/hmac')
-rw-r--r-- | lib/libcrypto/hmac/Makefile | 44 | ||||
-rw-r--r-- | lib/libcrypto/hmac/hm_ameth.c | 167 | ||||
-rw-r--r-- | lib/libcrypto/hmac/hm_pmeth.c | 265 |
3 files changed, 466 insertions, 10 deletions
diff --git a/lib/libcrypto/hmac/Makefile b/lib/libcrypto/hmac/Makefile index 5cfa37d99c2..0e91709f64c 100644 --- a/lib/libcrypto/hmac/Makefile +++ b/lib/libcrypto/hmac/Makefile @@ -17,8 +17,8 @@ TEST=hmactest.c APPS= LIB=$(TOP)/libcrypto.a -LIBSRC=hmac.c -LIBOBJ=hmac.o +LIBSRC=hmac.c hm_ameth.c hm_pmeth.c +LIBOBJ=hmac.o hm_ameth.o hm_pmeth.o SRC= $(LIBSRC) @@ -33,7 +33,7 @@ top: all: lib lib: $(LIBOBJ) - $(ARX) $(LIB) $(LIBOBJ) + $(AR) $(LIB) $(LIBOBJ) $(RANLIB) $(LIB) || echo Never mind. @touch lib @@ -74,13 +74,37 @@ clean: # DO NOT DELETE THIS LINE -- make depend depends on it. +hm_ameth.o: ../../e_os.h ../../include/openssl/asn1.h +hm_ameth.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h +hm_ameth.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h +hm_ameth.o: ../../include/openssl/err.h ../../include/openssl/evp.h +hm_ameth.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h +hm_ameth.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h +hm_ameth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h +hm_ameth.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h +hm_ameth.o: ../../include/openssl/symhacks.h ../asn1/asn1_locl.h ../cryptlib.h +hm_ameth.o: hm_ameth.c +hm_pmeth.o: ../../e_os.h ../../include/openssl/asn1.h +hm_pmeth.o: ../../include/openssl/bio.h ../../include/openssl/buffer.h +hm_pmeth.o: ../../include/openssl/conf.h ../../include/openssl/crypto.h +hm_pmeth.o: ../../include/openssl/e_os2.h ../../include/openssl/ec.h +hm_pmeth.o: ../../include/openssl/ecdh.h ../../include/openssl/ecdsa.h +hm_pmeth.o: ../../include/openssl/err.h ../../include/openssl/evp.h +hm_pmeth.o: ../../include/openssl/hmac.h ../../include/openssl/lhash.h +hm_pmeth.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h +hm_pmeth.o: ../../include/openssl/opensslconf.h +hm_pmeth.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h +hm_pmeth.o: ../../include/openssl/pkcs7.h ../../include/openssl/safestack.h +hm_pmeth.o: ../../include/openssl/sha.h ../../include/openssl/stack.h +hm_pmeth.o: ../../include/openssl/symhacks.h ../../include/openssl/x509.h +hm_pmeth.o: ../../include/openssl/x509_vfy.h ../../include/openssl/x509v3.h +hm_pmeth.o: ../cryptlib.h ../evp/evp_locl.h hm_pmeth.c hmac.o: ../../e_os.h ../../include/openssl/asn1.h ../../include/openssl/bio.h hmac.o: ../../include/openssl/buffer.h ../../include/openssl/crypto.h hmac.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h -hmac.o: ../../include/openssl/evp.h ../../include/openssl/fips.h -hmac.o: ../../include/openssl/hmac.h ../../include/openssl/lhash.h -hmac.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h -hmac.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h -hmac.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h -hmac.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h -hmac.o: ../cryptlib.h hmac.c +hmac.o: ../../include/openssl/evp.h ../../include/openssl/hmac.h +hmac.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h +hmac.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h +hmac.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h +hmac.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h +hmac.o: ../../include/openssl/symhacks.h ../cryptlib.h hmac.c diff --git a/lib/libcrypto/hmac/hm_ameth.c b/lib/libcrypto/hmac/hm_ameth.c new file mode 100644 index 00000000000..6d8a89149ee --- /dev/null +++ b/lib/libcrypto/hmac/hm_ameth.c @@ -0,0 +1,167 @@ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2007. + */ +/* ==================================================================== + * Copyright (c) 2007 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. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/evp.h> +#include "asn1_locl.h" + +#define HMAC_TEST_PRIVATE_KEY_FORMAT + +/* HMAC "ASN1" method. This is just here to indicate the + * maximum HMAC output length and to free up an HMAC + * key. + */ + +static int hmac_size(const EVP_PKEY *pkey) + { + return EVP_MAX_MD_SIZE; + } + +static void hmac_key_free(EVP_PKEY *pkey) + { + ASN1_OCTET_STRING *os = (ASN1_OCTET_STRING *)pkey->pkey.ptr; + if (os) + { + if (os->data) + OPENSSL_cleanse(os->data, os->length); + ASN1_OCTET_STRING_free(os); + } + } + + +static int hmac_pkey_ctrl(EVP_PKEY *pkey, int op, long arg1, void *arg2) + { + switch (op) + { + case ASN1_PKEY_CTRL_DEFAULT_MD_NID: + *(int *)arg2 = NID_sha1; + return 1; + + default: + return -2; + } + } + +#ifdef HMAC_TEST_PRIVATE_KEY_FORMAT +/* A bogus private key format for test purposes. This is simply the + * HMAC key with "HMAC PRIVATE KEY" in the headers. When enabled the + * genpkey utility can be used to "generate" HMAC keys. + */ + +static int old_hmac_decode(EVP_PKEY *pkey, + const unsigned char **pder, int derlen) + { + ASN1_OCTET_STRING *os; + os = ASN1_OCTET_STRING_new(); + if (!os || !ASN1_OCTET_STRING_set(os, *pder, derlen)) + return 0; + EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, os); + return 1; + } + +static int old_hmac_encode(const EVP_PKEY *pkey, unsigned char **pder) + { + int inc; + ASN1_OCTET_STRING *os = (ASN1_OCTET_STRING *)pkey->pkey.ptr; + if (pder) + { + if (!*pder) + { + *pder = OPENSSL_malloc(os->length); + inc = 0; + } + else inc = 1; + + memcpy(*pder, os->data, os->length); + + if (inc) + *pder += os->length; + } + + return os->length; + } + +#endif + +const EVP_PKEY_ASN1_METHOD hmac_asn1_meth = + { + EVP_PKEY_HMAC, + EVP_PKEY_HMAC, + 0, + + "HMAC", + "OpenSSL HMAC method", + + 0,0,0,0, + + 0,0,0, + + hmac_size, + 0, + 0,0,0,0,0,0, + + hmac_key_free, + hmac_pkey_ctrl, +#ifdef HMAC_TEST_PRIVATE_KEY_FORMAT + old_hmac_decode, + old_hmac_encode +#else + 0,0 +#endif + }; + diff --git a/lib/libcrypto/hmac/hm_pmeth.c b/lib/libcrypto/hmac/hm_pmeth.c new file mode 100644 index 00000000000..985921ca1ae --- /dev/null +++ b/lib/libcrypto/hmac/hm_pmeth.c @@ -0,0 +1,265 @@ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2007. + */ +/* ==================================================================== + * Copyright (c) 2007 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. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <stdio.h> +#include "cryptlib.h" +#include <openssl/x509.h> +#include <openssl/x509v3.h> +#include <openssl/evp.h> +#include <openssl/hmac.h> +#include "evp_locl.h" + +/* HMAC pkey context structure */ + +typedef struct + { + const EVP_MD *md; /* MD for HMAC use */ + ASN1_OCTET_STRING ktmp; /* Temp storage for key */ + HMAC_CTX ctx; + } HMAC_PKEY_CTX; + +static int pkey_hmac_init(EVP_PKEY_CTX *ctx) + { + HMAC_PKEY_CTX *hctx; + hctx = OPENSSL_malloc(sizeof(HMAC_PKEY_CTX)); + if (!hctx) + return 0; + hctx->md = NULL; + hctx->ktmp.data = NULL; + hctx->ktmp.length = 0; + hctx->ktmp.flags = 0; + hctx->ktmp.type = V_ASN1_OCTET_STRING; + HMAC_CTX_init(&hctx->ctx); + + ctx->data = hctx; + ctx->keygen_info_count = 0; + + return 1; + } + +static int pkey_hmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src) + { + HMAC_PKEY_CTX *sctx, *dctx; + if (!pkey_hmac_init(dst)) + return 0; + sctx = src->data; + dctx = dst->data; + dctx->md = sctx->md; + HMAC_CTX_init(&dctx->ctx); + HMAC_CTX_copy(&dctx->ctx, &sctx->ctx); + if (sctx->ktmp.data) + { + if (!ASN1_OCTET_STRING_set(&dctx->ktmp, + sctx->ktmp.data, sctx->ktmp.length)) + return 0; + } + return 1; + } + +static void pkey_hmac_cleanup(EVP_PKEY_CTX *ctx) + { + HMAC_PKEY_CTX *hctx = ctx->data; + HMAC_CTX_cleanup(&hctx->ctx); + if (hctx->ktmp.data) + { + if (hctx->ktmp.length) + OPENSSL_cleanse(hctx->ktmp.data, hctx->ktmp.length); + OPENSSL_free(hctx->ktmp.data); + hctx->ktmp.data = NULL; + } + OPENSSL_free(hctx); + } + +static int pkey_hmac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey) + { + ASN1_OCTET_STRING *hkey = NULL; + HMAC_PKEY_CTX *hctx = ctx->data; + if (!hctx->ktmp.data) + return 0; + hkey = ASN1_OCTET_STRING_dup(&hctx->ktmp); + if (!hkey) + return 0; + EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, hkey); + + return 1; + } + +static int int_update(EVP_MD_CTX *ctx,const void *data,size_t count) + { + HMAC_PKEY_CTX *hctx = ctx->pctx->data; + HMAC_Update(&hctx->ctx, data, count); + return 1; + } + +static int hmac_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 hmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, + EVP_MD_CTX *mctx) + { + unsigned int hlen; + HMAC_PKEY_CTX *hctx = ctx->data; + int l = EVP_MD_CTX_size(mctx); + + if (l < 0) + return 0; + *siglen = l; + if (!sig) + return 1; + + HMAC_Final(&hctx->ctx, sig, &hlen); + *siglen = (size_t)hlen; + return 1; + } + +static int pkey_hmac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2) + { + HMAC_PKEY_CTX *hctx = ctx->data; + ASN1_OCTET_STRING *key; + switch (type) + { + + case EVP_PKEY_CTRL_SET_MAC_KEY: + if ((!p2 && p1 > 0) || (p1 < -1)) + return 0; + if (!ASN1_OCTET_STRING_set(&hctx->ktmp, p2, p1)) + return 0; + break; + + case EVP_PKEY_CTRL_MD: + hctx->md = p2; + break; + + case EVP_PKEY_CTRL_DIGESTINIT: + key = (ASN1_OCTET_STRING *)ctx->pkey->pkey.ptr; + HMAC_Init_ex(&hctx->ctx, key->data, key->length, hctx->md, + ctx->engine); + break; + + default: + return -2; + + } + return 1; + } + +static int pkey_hmac_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_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, + -1, p); + } + if (!strcmp(type, "hexkey")) + { + unsigned char *key; + int r; + long keylen; + key = string_to_hex(value, &keylen); + if (!key) + return 0; + r = pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key); + OPENSSL_free(key); + return r; + } + return -2; + } + +const EVP_PKEY_METHOD hmac_pkey_meth = + { + EVP_PKEY_HMAC, + 0, + pkey_hmac_init, + pkey_hmac_copy, + pkey_hmac_cleanup, + + 0, 0, + + 0, + pkey_hmac_keygen, + + 0, 0, + + 0, 0, + + 0,0, + + hmac_signctx_init, + hmac_signctx, + + 0,0, + + 0,0, + + 0,0, + + 0,0, + + pkey_hmac_ctrl, + pkey_hmac_ctrl_str + + }; |