/*
- * hostapd / EAP-TLS/PEAP/TTLS/FAST common functions
- * Copyright (c) 2004-2008, Jouni Malinen <j@w1.fi>
+ * EAP-TLS/PEAP/TTLS/FAST server common functions
+ * Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#ifndef EAP_TLS_COMMON_H
#define EAP_TLS_COMMON_H
+/**
+ * struct eap_ssl_data - TLS data for EAP methods
+ */
struct eap_ssl_data {
+ /**
+ * conn - TLS connection context data from tls_connection_init()
+ */
struct tls_connection *conn;
+ /**
+ * tls_out - TLS message to be sent out in fragments
+ */
+ struct wpabuf *tls_out;
+
+ /**
+ * tls_out_pos - The current position in the outgoing TLS message
+ */
+ size_t tls_out_pos;
+
+ /**
+ * tls_out_limit - Maximum fragment size for outgoing TLS messages
+ */
size_t tls_out_limit;
+ /**
+ * tls_in - Received TLS message buffer for re-assembly
+ */
+ struct wpabuf *tls_in;
+
+ /**
+ * phase2 - Whether this TLS connection is used in EAP phase 2 (tunnel)
+ */
int phase2;
+ /**
+ * eap - EAP state machine allocated with eap_server_sm_init()
+ */
struct eap_sm *eap;
enum { MSG, FRAG_ACK, WAIT_FRAG_ACK } state;
- struct wpabuf *in_buf;
- struct wpabuf *out_buf;
- size_t out_used;
struct wpabuf tmpbuf;
};
#define EAP_TLS_FLAGS_LENGTH_INCLUDED 0x80
#define EAP_TLS_FLAGS_MORE_FRAGMENTS 0x40
#define EAP_TLS_FLAGS_START 0x20
-#define EAP_PEAP_VERSION_MASK 0x07
+#define EAP_TLS_VERSION_MASK 0x07
/* could be up to 128 bytes, but only the first 64 bytes are used */
#define EAP_TLS_KEY_LEN 64
u8 * eap_server_tls_derive_key(struct eap_sm *sm, struct eap_ssl_data *data,
char *label, size_t len);
struct wpabuf * eap_server_tls_build_msg(struct eap_ssl_data *data,
- int eap_type, int peap_version,
- u8 id);
-struct wpabuf * eap_server_tls_build_ack(u8 id, int eap_type,
- int peap_version);
+ int eap_type, int version, u8 id);
+struct wpabuf * eap_server_tls_build_ack(u8 id, int eap_type, int version);
int eap_server_tls_phase1(struct eap_sm *sm, struct eap_ssl_data *data);
-int eap_server_tls_reassemble(struct eap_ssl_data *data, u8 flags,
- const u8 **pos, size_t *left);
-void eap_server_tls_free_in_buf(struct eap_ssl_data *data);
struct wpabuf * eap_server_tls_encrypt(struct eap_sm *sm,
struct eap_ssl_data *data,
- const u8 *plain, size_t plain_len);
+ const struct wpabuf *plain);
+int eap_server_tls_process(struct eap_sm *sm, struct eap_ssl_data *data,
+ struct wpabuf *respData, void *priv, int eap_type,
+ int (*proc_version)(struct eap_sm *sm, void *priv,
+ int peer_version),
+ void (*proc_msg)(struct eap_sm *sm, void *priv,
+ const struct wpabuf *respData));
#endif /* EAP_TLS_COMMON_H */