예제 #1
0
static ssh_key *rsa2_new_priv(const ssh_keyalg *self,
                               ptrlen pub, ptrlen priv)
{
    BinarySource src[1];
    ssh_key *sshk;
    RSAKey *rsa;

    sshk = rsa2_new_pub(self, pub);
    if (!sshk)
        return NULL;

    rsa = container_of(sshk, RSAKey, sshk);
    BinarySource_BARE_INIT_PL(src, priv);
    rsa->private_exponent = get_mp_ssh2(src);
    rsa->p = get_mp_ssh2(src);
    rsa->q = get_mp_ssh2(src);
    rsa->iqmp = get_mp_ssh2(src);

    if (get_err(src) || !rsa_verify(rsa)) {
	rsa2_freekey(&rsa->sshk);
	return NULL;
    }

    return &rsa->sshk;
}
예제 #2
0
파일: SSHRSA.C 프로젝트: marsupial/rikiglue
static int rsa2_pubkey_bits(void *blob, int len)
{
    struct RSAKey *rsa;
    int ret;

    rsa = rsa2_newkey((char *) blob, len);
    ret = bignum_bitcount(rsa->modulus);
    rsa2_freekey(rsa);

    return ret;
}
예제 #3
0
static int rsa2_pubkey_bits(const ssh_keyalg *self, ptrlen pub)
{
    ssh_key *sshk;
    RSAKey *rsa;
    int ret;

    sshk = rsa2_new_pub(self, pub);
    if (!sshk)
        return -1;

    rsa = container_of(sshk, RSAKey, sshk);
    ret = mp_get_nbits(rsa->modulus);
    rsa2_freekey(&rsa->sshk);

    return ret;
}
예제 #4
0
파일: SSHRSA.C 프로젝트: marsupial/rikiglue
static void *rsa2_createkey(unsigned char *pub_blob, int pub_len,
			    unsigned char *priv_blob, int priv_len)
{
    struct RSAKey *rsa;
    char *pb = (char *) priv_blob;

    rsa = rsa2_newkey((char *) pub_blob, pub_len);
    rsa->private_exponent = getmp(&pb, &priv_len);
    rsa->p = getmp(&pb, &priv_len);
    rsa->q = getmp(&pb, &priv_len);
    rsa->iqmp = getmp(&pb, &priv_len);

    if (!rsa_verify(rsa)) {
	rsa2_freekey(rsa);
	return NULL;
    }

    return rsa;
}
예제 #5
0
static ssh_key *rsa2_new_priv_openssh(const ssh_keyalg *self,
                                      BinarySource *src)
{
    RSAKey *rsa;

    rsa = snew(RSAKey);
    rsa->sshk.vt = &ssh_rsa;
    rsa->comment = NULL;

    rsa->modulus = get_mp_ssh2(src);
    rsa->exponent = get_mp_ssh2(src);
    rsa->private_exponent = get_mp_ssh2(src);
    rsa->iqmp = get_mp_ssh2(src);
    rsa->p = get_mp_ssh2(src);
    rsa->q = get_mp_ssh2(src);

    if (get_err(src) || !rsa_verify(rsa)) {
	rsa2_freekey(&rsa->sshk);
	return NULL;
    }

    return &rsa->sshk;
}
예제 #6
0
static ssh_key *rsa2_new_pub(const ssh_keyalg *self, ptrlen data)
{
    BinarySource src[1];
    RSAKey *rsa;

    BinarySource_BARE_INIT_PL(src, data);
    if (!ptrlen_eq_string(get_string(src), "ssh-rsa"))
	return NULL;

    rsa = snew(RSAKey);
    rsa->sshk.vt = &ssh_rsa;
    rsa->exponent = get_mp_ssh2(src);
    rsa->modulus = get_mp_ssh2(src);
    rsa->private_exponent = NULL;
    rsa->p = rsa->q = rsa->iqmp = NULL;
    rsa->comment = NULL;

    if (get_err(src)) {
	rsa2_freekey(&rsa->sshk);
	return NULL;
    }

    return &rsa->sshk;
}
예제 #7
0
void ssh_rsakex_freekey(RSAKey *key)
{
    rsa2_freekey(&key->sshk);
}