mirror of
https://github.com/openssl/openssl.git
synced 2024-12-05 07:54:47 +08:00
126 lines
4.3 KiB
C
126 lines
4.3 KiB
C
/* crypto/asn1/i2d_r_pr.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/bn.h>
|
|
#include <openssl/rsa.h>
|
|
#include <openssl/objects.h>
|
|
#include <openssl/asn1_mac.h>
|
|
|
|
int i2d_RSAPrivateKey(RSA *a, unsigned char **pp)
|
|
{
|
|
BIGNUM *num[9];
|
|
unsigned char data[1];
|
|
ASN1_INTEGER bs;
|
|
unsigned int j,i,tot,t,len,max=0;
|
|
unsigned char *p;
|
|
|
|
if (a == NULL) return(0);
|
|
|
|
num[1]=a->n;
|
|
num[2]=a->e;
|
|
num[3]=a->d;
|
|
num[4]=a->p;
|
|
num[5]=a->q;
|
|
num[6]=a->dmp1;
|
|
num[7]=a->dmq1;
|
|
num[8]=a->iqmp;
|
|
|
|
bs.length=1;
|
|
bs.data=data;
|
|
bs.type=V_ASN1_INTEGER;
|
|
data[0]=a->version&0x7f;
|
|
|
|
tot=i2d_ASN1_INTEGER(&(bs),NULL);
|
|
for (i=1; i<9; i++)
|
|
{
|
|
j=BN_num_bits(num[i]);
|
|
len=((j == 0)?0:((j/8)+1));
|
|
if (len > max) max=len;
|
|
len=ASN1_object_size(0,len,
|
|
(num[i]->neg)?V_ASN1_NEG_INTEGER:V_ASN1_INTEGER);
|
|
tot+=len;
|
|
}
|
|
|
|
t=ASN1_object_size(1,tot,V_ASN1_SEQUENCE);
|
|
if (pp == NULL) return(t);
|
|
|
|
p= *pp;
|
|
ASN1_put_object(&p,1,tot,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL);
|
|
|
|
i2d_ASN1_INTEGER(&bs,&p);
|
|
|
|
bs.data=(unsigned char *)Malloc(max+4);
|
|
if (bs.data == NULL)
|
|
{
|
|
ASN1err(ASN1_F_I2D_RSAPRIVATEKEY,ERR_R_MALLOC_FAILURE);
|
|
return(-1);
|
|
}
|
|
|
|
for (i=1; i<9; i++)
|
|
{
|
|
bs.length=BN_bn2bin(num[i],bs.data);
|
|
i2d_ASN1_INTEGER(&bs,&p);
|
|
}
|
|
Free((char *)bs.data);
|
|
*pp=p;
|
|
return(t);
|
|
}
|
|
|