diff options
Diffstat (limited to 'openssl/crypto/asn1/a_enum.c')
| -rw-r--r-- | openssl/crypto/asn1/a_enum.c | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/openssl/crypto/asn1/a_enum.c b/openssl/crypto/asn1/a_enum.c deleted file mode 100644 index fe9aa13b..00000000 --- a/openssl/crypto/asn1/a_enum.c +++ /dev/null @@ -1,182 +0,0 @@ -/* crypto/asn1/a_enum.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. - * - * 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.] - */ - -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/asn1.h> -#include <openssl/bn.h> - -/* - * Code for ENUMERATED type: identical to INTEGER apart from a different tag. - * for comments on encoding see a_int.c - */ - -int ASN1_ENUMERATED_set(ASN1_ENUMERATED *a, long v) - { - int j,k; - unsigned int i; - unsigned char buf[sizeof(long)+1]; - long d; - - a->type=V_ASN1_ENUMERATED; - if (a->length < (int)(sizeof(long)+1)) - { - if (a->data != NULL) - OPENSSL_free(a->data); - if ((a->data=(unsigned char *)OPENSSL_malloc(sizeof(long)+1)) != NULL) - memset((char *)a->data,0,sizeof(long)+1); - } - if (a->data == NULL) - { - ASN1err(ASN1_F_ASN1_ENUMERATED_SET,ERR_R_MALLOC_FAILURE); - return(0); - } - d=v; - if (d < 0) - { - d= -d; - a->type=V_ASN1_NEG_ENUMERATED; - } - - for (i=0; i<sizeof(long); i++) - { - if (d == 0) break; - buf[i]=(int)d&0xff; - d>>=8; - } - j=0; - for (k=i-1; k >=0; k--) - a->data[j++]=buf[k]; - a->length=j; - return(1); - } - -long ASN1_ENUMERATED_get(ASN1_ENUMERATED *a) - { - int neg=0,i; - long r=0; - - if (a == NULL) return(0L); - i=a->type; - if (i == V_ASN1_NEG_ENUMERATED) - neg=1; - else if (i != V_ASN1_ENUMERATED) - return -1; - - if (a->length > (int)sizeof(long)) - { - /* hmm... a bit ugly */ - return(0xffffffffL); - } - if (a->data == NULL) - return 0; - - for (i=0; i<a->length; i++) - { - r<<=8; - r|=(unsigned char)a->data[i]; - } - if (neg) r= -r; - return(r); - } - -ASN1_ENUMERATED *BN_to_ASN1_ENUMERATED(BIGNUM *bn, ASN1_ENUMERATED *ai) - { - ASN1_ENUMERATED *ret; - int len,j; - - if (ai == NULL) - ret=M_ASN1_ENUMERATED_new(); - else - ret=ai; - if (ret == NULL) - { - ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED,ERR_R_NESTED_ASN1_ERROR); - goto err; - } - if(BN_is_negative(bn)) ret->type = V_ASN1_NEG_ENUMERATED; - else ret->type=V_ASN1_ENUMERATED; - j=BN_num_bits(bn); - len=((j == 0)?0:((j/8)+1)); - if (ret->length < len+4) - { - unsigned char *new_data=OPENSSL_realloc(ret->data, len+4); - if (!new_data) - { - ASN1err(ASN1_F_BN_TO_ASN1_ENUMERATED,ERR_R_MALLOC_FAILURE); - goto err; - } - ret->data=new_data; - } - - ret->length=BN_bn2bin(bn,ret->data); - return(ret); -err: - if (ret != ai) M_ASN1_ENUMERATED_free(ret); - return(NULL); - } - -BIGNUM *ASN1_ENUMERATED_to_BN(ASN1_ENUMERATED *ai, BIGNUM *bn) - { - BIGNUM *ret; - - if ((ret=BN_bin2bn(ai->data,ai->length,bn)) == NULL) - ASN1err(ASN1_F_ASN1_ENUMERATED_TO_BN,ASN1_R_BN_LIB); - else if(ai->type == V_ASN1_NEG_ENUMERATED) BN_set_negative(ret,1); - return(ret); - } |