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    /* $OpenBSD: t_pkey.c,v 1.16 2014/07/11 08:44:47 jsing Exp $ */  | 
    
    
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    /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)  | 
    
    
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     * All rights reserved.  | 
    
    
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     *  | 
    
    
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     * This package is an SSL implementation written  | 
    
    
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     * by Eric Young (eay@cryptsoft.com).  | 
    
    
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     * The implementation was written so as to conform with Netscapes SSL.  | 
    
    
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     *  | 
    
    
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     * This library is free for commercial and non-commercial use as long as  | 
    
    
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     * the following conditions are aheared to.  The following conditions  | 
    
    
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     * apply to all code found in this distribution, be it the RC4, RSA,  | 
    
    
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     * lhash, DES, etc., code; not just the SSL code.  The SSL documentation  | 
    
    
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     * included with this distribution is covered by the same copyright terms  | 
    
    
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     * except that the holder is Tim Hudson (tjh@cryptsoft.com).  | 
    
    
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     *  | 
    
    
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     * Copyright remains Eric Young's, and as such any Copyright notices in  | 
    
    
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     * the code are not to be removed.  | 
    
    
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     * If this package is used in a product, Eric Young should be given attribution  | 
    
    
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     * as the author of the parts of the library used.  | 
    
    
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     * This can be in the form of a textual message at program startup or  | 
    
    
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     * in documentation (online or textual) provided with the package.  | 
    
    
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     *  | 
    
    
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     * Redistribution and use in source and binary forms, with or without  | 
    
    
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     * modification, are permitted provided that the following conditions  | 
    
    
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     * are met:  | 
    
    
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     * 1. Redistributions of source code must retain the copyright  | 
    
    
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     *    notice, this list of conditions and the following disclaimer.  | 
    
    
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     * 2. Redistributions in binary form must reproduce the above copyright  | 
    
    
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     *    notice, this list of conditions and the following disclaimer in the  | 
    
    
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     *    documentation and/or other materials provided with the distribution.  | 
    
    
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     * 3. All advertising materials mentioning features or use of this software  | 
    
    
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     *    must display the following acknowledgement:  | 
    
    
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     *    "This product includes cryptographic software written by  | 
    
    
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     *     Eric Young (eay@cryptsoft.com)"  | 
    
    
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     *    The word 'cryptographic' can be left out if the rouines from the library  | 
    
    
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     *    being used are not cryptographic related :-).  | 
    
    
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     * 4. If you include any Windows specific code (or a derivative thereof) from  | 
    
    
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     *    the apps directory (application code) you must include an acknowledgement:  | 
    
    
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     *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"  | 
    
    
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     *  | 
    
    
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     * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND  | 
    
    
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     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  | 
    
    
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     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  | 
    
    
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     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE  | 
    
    
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     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL  | 
    
    
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     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS  | 
    
    
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     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  | 
    
    
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     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT  | 
    
    
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     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY  | 
    
    
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     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF  | 
    
    
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     * SUCH DAMAGE.  | 
    
    
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     *  | 
    
    
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     * The licence and distribution terms for any publically available version or  | 
    
    
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     * derivative of this code cannot be changed.  i.e. this code cannot simply be  | 
    
    
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     * copied and put under another distribution licence  | 
    
    
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     * [including the GNU Public Licence.]  | 
    
    
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     */  | 
    
    
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    #include <stdio.h>  | 
    
    
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    #include <openssl/bn.h>  | 
    
    
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    #include <openssl/buffer.h>  | 
    
    
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    #include <openssl/objects.h>  | 
    
    
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    int  | 
    
    
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    ASN1_bn_print(BIO *bp, const char *number, const BIGNUM *num,  | 
    
    
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        unsigned char *buf, int off)  | 
    
    
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    { | 
    
    
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    	int n, i;  | 
    
    
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    	const char *neg;  | 
    
    
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    ✓✓ | 
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    	if (num == NULL)  | 
    
    
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    		return (1);  | 
    
    
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    	neg = (BN_is_negative(num)) ? "-" : "";  | 
    
    
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    ✗✓ | 
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    	if (!BIO_indent(bp, off, 128))  | 
    
    
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    		return 0;  | 
    
    
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    ✓✓ | 
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    	if (BN_is_zero(num)) { | 
    
    
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    ✗✓ | 
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    		if (BIO_printf(bp, "%s 0\n", number) <= 0)  | 
    
    
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    			return 0;  | 
    
    
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    		return 1;  | 
    
    
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    	}  | 
    
    
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    ✓✓ | 
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    	if (BN_num_bytes(num) <= BN_BYTES) { | 
    
    
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    		if (BIO_printf(bp, "%s %s%lu (%s0x%lx)\n", number, neg,  | 
    
    
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    		    (unsigned long)num->d[0], neg,  | 
    
    
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    		    (unsigned long)num->d[0]) <= 0)  | 
    
    
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    			return (0);  | 
    
    
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    	} else { | 
    
    
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    		buf[0] = 0;  | 
    
    
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    ✗✓ | 
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    		if (BIO_printf(bp, "%s%s", number,  | 
    
    
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    		    (neg[0] == '-') ? " (Negative)" : "") <= 0)  | 
    
    
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    			return (0);  | 
    
    
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    		n = BN_bn2bin(num, &buf[1]);  | 
    
    
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    ✓✓ | 
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    		if (buf[1] & 0x80)  | 
    
    
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    			n++;  | 
    
    
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    		else  | 
    
    
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    			buf++;  | 
    
    
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    ✓✓ | 
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    		for (i = 0; i < n; i++) { | 
    
    
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    ✓✓ | 
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    			if ((i % 15) == 0) { | 
    
    
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    ✓✗✗✓
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    				if (BIO_puts(bp, "\n") <= 0 ||  | 
    
    
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    				    !BIO_indent(bp, off + 4, 128))  | 
    
    
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    					return 0;  | 
    
    
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    			}  | 
    
    
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    ✗✓ | 
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    			if (BIO_printf(bp, "%02x%s", buf[i],  | 
    
    
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    			    ((i + 1) == n) ? "" : ":") <= 0)  | 
    
    
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    				return (0);  | 
    
    
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    		}  | 
    
    
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    ✗✓ | 
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    		if (BIO_write(bp, "\n", 1) <= 0)  | 
    
    
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    			return (0);  | 
    
    
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    	}  | 
    
    
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    	return (1);  | 
    
    
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    }  |