diff options
Diffstat (limited to 'Cryptlib/OpenSSL/crypto/asn1/evp_asn1.c')
-rw-r--r-- | Cryptlib/OpenSSL/crypto/asn1/evp_asn1.c | 182 |
1 files changed, 51 insertions, 131 deletions
diff --git a/Cryptlib/OpenSSL/crypto/asn1/evp_asn1.c b/Cryptlib/OpenSSL/crypto/asn1/evp_asn1.c index 5876afa5..a458367e 100644 --- a/Cryptlib/OpenSSL/crypto/asn1/evp_asn1.c +++ b/Cryptlib/OpenSSL/crypto/asn1/evp_asn1.c @@ -1,74 +1,25 @@ -/* crypto/asn1/evp_asn1.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * 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 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 acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS 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 AUTHOR OR 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. +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] + * Licensed under the OpenSSL license (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 */ #include <stdio.h> -#include "cryptlib.h" +#include "internal/cryptlib.h" #include <openssl/asn1.h> -#include <openssl/asn1_mac.h> +#include <openssl/asn1t.h> int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len) { ASN1_STRING *os; - if ((os = M_ASN1_OCTET_STRING_new()) == NULL) + if ((os = ASN1_OCTET_STRING_new()) == NULL) return (0); - if (!M_ASN1_OCTET_STRING_set(os, data, len)) { - M_ASN1_OCTET_STRING_free(os); + if (!ASN1_OCTET_STRING_set(os, data, len)) { + ASN1_OCTET_STRING_free(os); return 0; } ASN1_TYPE_set(a, V_ASN1_OCTET_STRING, os); @@ -76,17 +27,17 @@ int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len) } /* int max_len: for returned value */ -int ASN1_TYPE_get_octetstring(ASN1_TYPE *a, unsigned char *data, int max_len) +int ASN1_TYPE_get_octetstring(const ASN1_TYPE *a, unsigned char *data, int max_len) { int ret, num; - unsigned char *p; + const unsigned char *p; if ((a->type != V_ASN1_OCTET_STRING) || (a->value.octet_string == NULL)) { ASN1err(ASN1_F_ASN1_TYPE_GET_OCTETSTRING, ASN1_R_DATA_IS_WRONG); return (-1); } - p = M_ASN1_STRING_data(a->value.octet_string); - ret = M_ASN1_STRING_length(a->value.octet_string); + p = ASN1_STRING_get0_data(a->value.octet_string); + ret = ASN1_STRING_length(a->value.octet_string); if (ret < max_len) num = ret; else @@ -95,101 +46,70 @@ int ASN1_TYPE_get_octetstring(ASN1_TYPE *a, unsigned char *data, int max_len) return (ret); } -int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num, unsigned char *data, - int len) -{ - int n, size; - ASN1_OCTET_STRING os, *osp; - ASN1_INTEGER in; - unsigned char *p; - unsigned char buf[32]; /* when they have 256bit longs, I'll be in - * trouble */ - in.data = buf; - in.length = 32; - os.data = data; - os.type = V_ASN1_OCTET_STRING; - os.length = len; - ASN1_INTEGER_set(&in, num); - n = i2d_ASN1_INTEGER(&in, NULL); - n += M_i2d_ASN1_OCTET_STRING(&os, NULL); - - size = ASN1_object_size(1, n, V_ASN1_SEQUENCE); - - if ((osp = ASN1_STRING_new()) == NULL) - return (0); - /* Grow the 'string' */ - if (!ASN1_STRING_set(osp, NULL, size)) { - ASN1_STRING_free(osp); - return (0); - } +typedef struct { + long num; + ASN1_OCTET_STRING *oct; +} asn1_int_oct; - M_ASN1_STRING_length_set(osp, size); - p = M_ASN1_STRING_data(osp); +ASN1_SEQUENCE(asn1_int_oct) = { + ASN1_SIMPLE(asn1_int_oct, num, LONG), + ASN1_SIMPLE(asn1_int_oct, oct, ASN1_OCTET_STRING) +} static_ASN1_SEQUENCE_END(asn1_int_oct) - ASN1_put_object(&p, 1, n, V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL); - i2d_ASN1_INTEGER(&in, &p); - M_i2d_ASN1_OCTET_STRING(&os, &p); +DECLARE_ASN1_ITEM(asn1_int_oct) - ASN1_TYPE_set(a, V_ASN1_SEQUENCE, osp); - return (1); +int ASN1_TYPE_set_int_octetstring(ASN1_TYPE *a, long num, unsigned char *data, + int len) +{ + asn1_int_oct atmp; + ASN1_OCTET_STRING oct; + + atmp.num = num; + atmp.oct = &oct; + oct.data = data; + oct.type = V_ASN1_OCTET_STRING; + oct.length = len; + oct.flags = 0; + + if (ASN1_TYPE_pack_sequence(ASN1_ITEM_rptr(asn1_int_oct), &atmp, &a)) + return 1; + return 0; } /* - * we return the actual length..., num may be missing, in which case, set it - * to zero + * we return the actual length... */ /* int max_len: for returned value */ -int ASN1_TYPE_get_int_octetstring(ASN1_TYPE *a, long *num, +int ASN1_TYPE_get_int_octetstring(const ASN1_TYPE *a, long *num, unsigned char *data, int max_len) { + asn1_int_oct *atmp = NULL; int ret = -1, n; - ASN1_INTEGER *ai = NULL; - ASN1_OCTET_STRING *os = NULL; - const unsigned char *p; - long length; - ASN1_const_CTX c; if ((a->type != V_ASN1_SEQUENCE) || (a->value.sequence == NULL)) { goto err; } - p = M_ASN1_STRING_data(a->value.sequence); - length = M_ASN1_STRING_length(a->value.sequence); - c.pp = &p; - c.p = p; - c.max = p + length; - c.error = ASN1_R_DATA_IS_WRONG; + atmp = ASN1_TYPE_unpack_sequence(ASN1_ITEM_rptr(asn1_int_oct), a); - M_ASN1_D2I_start_sequence(); - c.q = c.p; - if ((ai = d2i_ASN1_INTEGER(NULL, &c.p, c.slen)) == NULL) - goto err; - c.slen -= (c.p - c.q); - c.q = c.p; - if ((os = d2i_ASN1_OCTET_STRING(NULL, &c.p, c.slen)) == NULL) - goto err; - c.slen -= (c.p - c.q); - if (!M_ASN1_D2I_end_sequence()) + if (atmp == NULL) goto err; if (num != NULL) - *num = ASN1_INTEGER_get(ai); + *num = atmp->num; - ret = M_ASN1_STRING_length(os); + ret = ASN1_STRING_length(atmp->oct); if (max_len > ret) n = ret; else n = max_len; if (data != NULL) - memcpy(data, M_ASN1_STRING_data(os), n); - if (0) { + memcpy(data, ASN1_STRING_get0_data(atmp->oct), n); + if (ret == -1) { err: ASN1err(ASN1_F_ASN1_TYPE_GET_INT_OCTETSTRING, ASN1_R_DATA_IS_WRONG); } - if (os != NULL) - M_ASN1_OCTET_STRING_free(os); - if (ai != NULL) - M_ASN1_INTEGER_free(ai); - return (ret); + M_ASN1_free_of(atmp, asn1_int_oct); + return ret; } |