/* * cb.c * * Version:     $Id: cb.c,v 1.1.2.4 2007/04/08 14:39:26 aland Exp $ * *   This program is free software; you can redistribute it and/or modify *   it under the terms of the GNU General Public License as published by *   the Free Software Foundation; either version 2 of the License, or *   (at your option) any later version. * *   This program is distributed in the hope that it will be useful, *   but WITHOUT ANY WARRANTY; without even the implied warranty of *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *   GNU General Public License for more details. * *   You should have received a copy of the GNU General Public License *   along with this program; if not, write to the Free Software *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA * * Copyright 2001  hereUare Communications, Inc. <raghud@hereuare.com> */#include "eap_tls.h"#ifndef NO_OPENSSLvoid cbtls_info(const SSL *s, int where, int ret){	const char *str, *state;	int w;	w = where & ~SSL_ST_MASK;	if (w & SSL_ST_CONNECT) str="    TLS_connect";	else if (w & SSL_ST_ACCEPT) str="    TLS_accept";	else str="    (other)";	state = SSL_state_string_long(s);	state = state ? state : "NULL";	if (where & SSL_CB_LOOP) {		DEBUG2("%s: %s\n", str, state);	} else if (where & SSL_CB_HANDSHAKE_START) {		DEBUG2("%s: %s\n", str, state);	} else if (where & SSL_CB_HANDSHAKE_DONE) {		DEBUG2("%s: %s\n", str, state);	} else if (where & SSL_CB_ALERT) {		str=(where & SSL_CB_READ)?"read":"write";		radlog(L_ERR,"TLS Alert %s:%s:%s\n", str,			SSL_alert_type_string_long(ret),			SSL_alert_desc_string_long(ret));	} else if (where & SSL_CB_EXIT) {		if (ret == 0) {			radlog(L_ERR, "%s:failed in %s\n", str, state);		} else if (ret < 0) {			if (SSL_want_read(s)) {				DEBUG2("%s: Need to read more data: %s",				       str, state);			} else {				radlog(L_ERR, "%s:error in %s\n", str, state);			}		}	}}/* *	Fill in our 'info' with TLS data. */void cbtls_msg(int write_p, int msg_version, int content_type,	       const void *buf, size_t len,	       SSL *ssl UNUSED, void *arg){	tls_session_t *state = (tls_session_t *)arg;	/*	 *	Work around bug #298, where we may be called with a NULL	 *	argument.  We should really log a serious error	 */	if (!arg) return;	state->info.origin = (unsigned char)write_p;	state->info.content_type = (unsigned char)content_type;	state->info.record_len = len;	state->info.version = msg_version;	state->info.initialized = 1;	if (content_type == SSL3_RT_ALERT) {		state->info.alert_level = ((const unsigned char*)buf)[0];		state->info.alert_description = ((const unsigned char*)buf)[1];		state->info.handshake_type = 0x00;	} else if (content_type == SSL3_RT_HANDSHAKE) {		state->info.handshake_type = ((const unsigned char*)buf)[0];		state->info.alert_level = 0x00;		state->info.alert_description = 0x00;	}	tls_session_information(state);}int cbtls_password(char *buf,		   int num UNUSED,		   int rwflag UNUSED,		   void *userdata){	strcpy(buf, (char *)userdata);	return(strlen((char *)userdata));}RSA *cbtls_rsa(SSL *s UNUSED, int is_export UNUSED, int keylength){	static RSA *rsa_tmp=NULL;	if (rsa_tmp == NULL) {		DEBUG2("Generating temp (%d bit) RSA key...", keylength);		rsa_tmp=RSA_generate_key(keylength, RSA_F4, NULL, NULL);	}	return(rsa_tmp);}#endif /* !defined(NO_OPENSSL) */