894 static int do_x509_check(X509 *x, const char *chk, size_t chklen,  in do_x509_check()  argument
920 		if (chklen > 1 && chk[0] == '.')  in do_x509_check()
953 						  chk, chklen, peername)) != 0)  in do_x509_check()
979 					  chk, chklen, peername)) != 0)  in do_x509_check()
985 int X509_check_host(X509 *x, const char *chk, size_t chklen,  in X509_check_host()  argument
988 	if (chk == NULL)  in X509_check_host()
990 	if (memchr(chk, '\0', chklen))  in X509_check_host()
992 	return do_x509_check(x, chk, chklen, flags, GEN_DNS, peername);  in X509_check_host()
995 int X509_check_email(X509 *x, const char *chk, size_t chklen,  in X509_check_email()  argument
998 	if (chk == NULL)  in X509_check_email()
1000 	if (memchr(chk, '\0', chklen))  in X509_check_email()
1002 	return do_x509_check(x, chk, chklen, flags, GEN_EMAIL, NULL);  in X509_check_email()
1005 int X509_check_ip(X509 *x, const unsigned char *chk, size_t chklen,  in X509_check_ip()  argument
1008 	if (chk == NULL)  in X509_check_ip()
1010 	return do_x509_check(x, (char *)chk, chklen, flags, GEN_IPADD, NULL);  in X509_check_ip()