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Diffstat (limited to 'crypto/openssl/crypto/bn/bn_mpi.c')
| -rw-r--r-- | crypto/openssl/crypto/bn/bn_mpi.c | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/crypto/openssl/crypto/bn/bn_mpi.c b/crypto/openssl/crypto/bn/bn_mpi.c deleted file mode 100644 index 80e1dca6b7343..0000000000000 --- a/crypto/openssl/crypto/bn/bn_mpi.c +++ /dev/null @@ -1,129 +0,0 @@ -/* crypto/bn/bn_mpi.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 "bn_lcl.h" - -int BN_bn2mpi(const BIGNUM *a, unsigned char *d) - { - int bits; - int num=0; - int ext=0; - long l; - - bits=BN_num_bits(a); - num=(bits+7)/8; - if (bits > 0) - { - ext=((bits & 0x07) == 0); - } - if (d == NULL) - return(num+4+ext); - - l=num+ext; - d[0]=(unsigned char)(l>>24)&0xff; - d[1]=(unsigned char)(l>>16)&0xff; - d[2]=(unsigned char)(l>> 8)&0xff; - d[3]=(unsigned char)(l )&0xff; - if (ext) d[4]=0; - num=BN_bn2bin(a,&(d[4+ext])); - if (a->neg) - d[4]|=0x80; - return(num+4+ext); - } - -BIGNUM *BN_mpi2bn(unsigned char *d, int n, BIGNUM *a) - { - long len; - int neg=0; - - if (n < 4) - { - BNerr(BN_F_BN_MPI2BN,BN_R_INVALID_LENGTH); - return(NULL); - } - len=((long)d[0]<<24)|((long)d[1]<<16)|((int)d[2]<<8)|(int)d[3]; - if ((len+4) != n) - { - BNerr(BN_F_BN_MPI2BN,BN_R_ENCODING_ERROR); - return(NULL); - } - - if (a == NULL) a=BN_new(); - if (a == NULL) return(NULL); - - if (len == 0) - { - a->neg=0; - a->top=0; - return(a); - } - d+=4; - if ((*d) & 0x80) - neg=1; - if (BN_bin2bn(d,(int)len,a) == NULL) - return(NULL); - a->neg=neg; - if (neg) - { - BN_clear_bit(a,BN_num_bits(a)-1); - } - return(a); - } - |