x509skip.c

包含标准证书编/解码、哈希、MD5、SHA1等算法的实现源码

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*/
#pragma ident "@(#)X509skip.C	1.10 96/01/29 Sun Microsystems"

#include <sys/types.h>
#include "Bstream.h"
#include "Bigint.h"
#include "SkipCert.h"
#include "X509Cert.h"
#include "X509skip.h"

X509SkipCert::skip_params(Bigint &g, Bigint &p)
{
	int retval;
	if (CertType != SKIP_CERT_X509)
		return 1;
	PubKey dh_pub_value=getpubkey();
        retval = asn1_der_decode_dh_params(dh_pub_value.keytype.params, p, g);
	return retval;
}

Bigint X509SkipCert::skip_pubkey()
{
	int retval;
	PubKey dh_pub_value=getpubkey();
        Bigint dh_pub_int;

	if (CertType != SKIP_CERT_X509)
		return Bigint((short)0);

        retval = asn1_der_decode_integer(dh_pub_value.key, dh_pub_int);
	if (retval != 0)
		return 1;
	return dh_pub_int;
}

u_long X509SkipCert::skip_notvalidafter()
{
	if (CertType != SKIP_CERT_X509)
		return 0;
	return getnotafter().ntptime();
}

u_long X509SkipCert::skip_notvalidbefore()
{
	if (CertType != SKIP_CERT_X509)
		return 0;
	return getnotbefore().ntptime();
}


X509SkipCert::decode(Bstream Cert)
{
	int retval;

	CertType=SKIP_CERT_X509;
	validated = 0;
	orig=Cert;
        retval = asn1_der_decode_cert(Cert, *this);
        if (retval != SUCCESS)
                return 1;
	return 0;
}

X509SkipCert::isValid(Bstream ca_certstr)
{
	PubKey ca_pub_key;
	X509SkipCert ca_self_cert;
	int retval;

	retval=asn1_der_decode_cert(ca_certstr, ca_self_cert);
        ca_pub_key = ca_self_cert.getpubkey();
 
        VerifyResult result = verify(ca_pub_key);
        if (result != VALID) {
		validated=0;
		return 0;
	}
	validated=1;
        return 1;
}

Bstream X509SkipCert::skip_name()
{
	String ip;
	Bstream nullstr;

	ip = getsubject().getip();
	if (ip.length() == 0)		// If not encoded as ip, try cn
		ip = getsubject().getcn();

        // We assume that the boxid is the IP Address
 
        // The IPA is a printable hex string OR a dot
	// notation IP address. We convert the string
	// into its binary representation as a Bstream.

	if (CertType != SKIP_CERT_X509)
		return nullstr;
	return  Bigint_to_Bstr(Bigint((const char *)ip));
}

Bstream X509SkipCert::encode()
{
	return orig;
}

void X509SkipCert::print()
{
	X509Cert::print();
}