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authorJouni Malinen <j@w1.fi>2008-02-28 01:34:43 (GMT)
committerJouni Malinen <jm@jm.kir.nu>2008-02-28 01:34:43 (GMT)
commit6fc6879bd55a394f807cbbe927df736c190cb8ab (patch)
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Re-initialize hostapd/wpa_supplicant git repository based on 0.6.3 release
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+/*
+ * WPA Supplicant / Network configuration structures
+ * Copyright (c) 2003-2008, 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
+ * published by the Free Software Foundation.
+ *
+ * Alternatively, this software may be distributed under the terms of BSD
+ * license.
+ *
+ * See README and COPYING for more details.
+ */
+
+#ifndef CONFIG_SSID_H
+#define CONFIG_SSID_H
+
+#include "defs.h"
+#include "eap_peer/eap_config.h"
+
+#define MAX_SSID_LEN 32
+
+
+#define DEFAULT_EAP_WORKAROUND ((unsigned int) -1)
+#define DEFAULT_EAPOL_FLAGS (EAPOL_FLAG_REQUIRE_KEY_UNICAST | \
+ EAPOL_FLAG_REQUIRE_KEY_BROADCAST)
+#define DEFAULT_PROTO (WPA_PROTO_WPA | WPA_PROTO_RSN)
+#define DEFAULT_KEY_MGMT (WPA_KEY_MGMT_PSK | WPA_KEY_MGMT_IEEE8021X)
+#define DEFAULT_PAIRWISE (WPA_CIPHER_CCMP | WPA_CIPHER_TKIP)
+#define DEFAULT_GROUP (WPA_CIPHER_CCMP | WPA_CIPHER_TKIP | \
+ WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40)
+#define DEFAULT_FRAGMENT_SIZE 1398
+
+/**
+ * struct wpa_ssid - Network configuration data
+ *
+ * This structure includes all the configuration variables for a network. This
+ * data is included in the per-interface configuration data as an element of
+ * the network list, struct wpa_config::ssid. Each network block in the
+ * configuration is mapped to a struct wpa_ssid instance.
+ */
+struct wpa_ssid {
+ /**
+ * next - Next network in global list
+ *
+ * This pointer can be used to iterate over all networks. The head of
+ * this list is stored in the ssid field of struct wpa_config.
+ */
+ struct wpa_ssid *next;
+
+ /**
+ * pnext - Next network in per-priority list
+ *
+ * This pointer can be used to iterate over all networks in the same
+ * priority class. The heads of these list are stored in the pssid
+ * fields of struct wpa_config.
+ */
+ struct wpa_ssid *pnext;
+
+ /**
+ * id - Unique id for the network
+ *
+ * This identifier is used as a unique identifier for each network
+ * block when using the control interface. Each network is allocated an
+ * id when it is being created, either when reading the configuration
+ * file or when a new network is added through the control interface.
+ */
+ int id;
+
+ /**
+ * priority - Priority group
+ *
+ * By default, all networks will get same priority group (0). If some
+ * of the networks are more desirable, this field can be used to change
+ * the order in which wpa_supplicant goes through the networks when
+ * selecting a BSS. The priority groups will be iterated in decreasing
+ * priority (i.e., the larger the priority value, the sooner the
+ * network is matched against the scan results). Within each priority
+ * group, networks will be selected based on security policy, signal
+ * strength, etc.
+ *
+ * Please note that AP scanning with scan_ssid=1 and ap_scan=2 mode are
+ * not using this priority to select the order for scanning. Instead,
+ * they try the networks in the order that used in the configuration
+ * file.
+ */
+ int priority;
+
+ /**
+ * ssid - Service set identifier (network name)
+ *
+ * This is the SSID for the network. For wireless interfaces, this is
+ * used to select which network will be used. If set to %NULL (or
+ * ssid_len=0), any SSID can be used. For wired interfaces, this must
+ * be set to %NULL. Note: SSID may contain any characters, even nul
+ * (ASCII 0) and as such, this should not be assumed to be a nul
+ * terminated string. ssid_len defines how many characters are valid
+ * and the ssid field is not guaranteed to be nul terminated.
+ */
+ u8 *ssid;
+
+ /**
+ * ssid_len - Length of the SSID
+ */
+ size_t ssid_len;
+
+ /**
+ * bssid - BSSID
+ *
+ * If set, this network block is used only when associating with the AP
+ * using the configured BSSID
+ */
+ u8 bssid[ETH_ALEN];
+
+ /**
+ * bssid_set - Whether BSSID is configured for this network
+ */
+ int bssid_set;
+
+ /**
+ * psk - WPA pre-shared key (256 bits)
+ */
+ u8 psk[32];
+
+ /**
+ * psk_set - Whether PSK field is configured
+ */
+ int psk_set;
+
+ /**
+ * passphrase - WPA ASCII passphrase
+ *
+ * If this is set, psk will be generated using the SSID and passphrase
+ * configured for the network. ASCII passphrase must be between 8 and
+ * 63 characters (inclusive).
+ */
+ char *passphrase;
+
+ /**
+ * pairwise_cipher - Bitfield of allowed pairwise ciphers, WPA_CIPHER_*
+ */
+ int pairwise_cipher;
+
+ /**
+ * group_cipher - Bitfield of allowed group ciphers, WPA_CIPHER_*
+ */
+ int group_cipher;
+
+ /**
+ * key_mgmt - Bitfield of allowed key management protocols
+ *
+ * WPA_KEY_MGMT_*
+ */
+ int key_mgmt;
+
+ /**
+ * proto - Bitfield of allowed protocols, WPA_PROTO_*
+ */
+ int proto;
+
+ /**
+ * auth_alg - Bitfield of allowed authentication algorithms
+ *
+ * WPA_AUTH_ALG_*
+ */
+ int auth_alg;
+
+ /**
+ * scan_ssid - Scan this SSID with Probe Requests
+ *
+ * scan_ssid can be used to scan for APs using hidden SSIDs.
+ * Note: Many drivers do not support this. ap_mode=2 can be used with
+ * such drivers to use hidden SSIDs.
+ */
+ int scan_ssid;
+
+#ifdef IEEE8021X_EAPOL
+#define EAPOL_FLAG_REQUIRE_KEY_UNICAST BIT(0)
+#define EAPOL_FLAG_REQUIRE_KEY_BROADCAST BIT(1)
+ /**
+ * eapol_flags - Bit field of IEEE 802.1X/EAPOL options (EAPOL_FLAG_*)
+ */
+ int eapol_flags;
+
+ /**
+ * eap - EAP peer configuration for this network
+ */
+ struct eap_peer_config eap;
+#endif /* IEEE8021X_EAPOL */
+
+#define NUM_WEP_KEYS 4
+#define MAX_WEP_KEY_LEN 16
+ /**
+ * wep_key - WEP keys
+ */
+ u8 wep_key[NUM_WEP_KEYS][MAX_WEP_KEY_LEN];
+
+ /**
+ * wep_key_len - WEP key lengths
+ */
+ size_t wep_key_len[NUM_WEP_KEYS];
+
+ /**
+ * wep_tx_keyidx - Default key index for TX frames using WEP
+ */
+ int wep_tx_keyidx;
+
+ /**
+ * proactive_key_caching - Enable proactive key caching
+ *
+ * This field can be used to enable proactive key caching which is also
+ * known as opportunistic PMKSA caching for WPA2. This is disabled (0)
+ * by default. Enable by setting this to 1.
+ *
+ * Proactive key caching is used to make supplicant assume that the APs
+ * are using the same PMK and generate PMKSA cache entries without
+ * doing RSN pre-authentication. This requires support from the AP side
+ * and is normally used with wireless switches that co-locate the
+ * authenticator.
+ */
+ int proactive_key_caching;
+
+ /**
+ * mixed_cell - Whether mixed cells are allowed
+ *
+ * This option can be used to configure whether so called mixed cells,
+ * i.e., networks that use both plaintext and encryption in the same
+ * SSID, are allowed. This is disabled (0) by default. Enable by
+ * setting this to 1.
+ */
+ int mixed_cell;
+
+#ifdef IEEE8021X_EAPOL
+
+ /**
+ * leap - Number of EAP methods using LEAP
+ *
+ * This field should be set to 1 if LEAP is enabled. This is used to
+ * select IEEE 802.11 authentication algorithm.
+ */
+ int leap;
+
+ /**
+ * non_leap - Number of EAP methods not using LEAP
+ *
+ * This field should be set to >0 if any EAP method other than LEAP is
+ * enabled. This is used to select IEEE 802.11 authentication
+ * algorithm.
+ */
+ int non_leap;
+
+ /**
+ * eap_workaround - EAP workarounds enabled
+ *
+ * wpa_supplicant supports number of "EAP workarounds" to work around
+ * interoperability issues with incorrectly behaving authentication
+ * servers. This is recommended to be enabled by default because some
+ * of the issues are present in large number of authentication servers.
+ *
+ * Strict EAP conformance mode can be configured by disabling
+ * workarounds with eap_workaround = 0.
+ */
+ unsigned int eap_workaround;
+
+#endif /* IEEE8021X_EAPOL */
+
+ /**
+ * mode - IEEE 802.11 operation mode (Infrastucture/IBSS)
+ *
+ * 0 = infrastructure (Managed) mode, i.e., associate with an AP.
+ *
+ * 1 = IBSS (ad-hoc, peer-to-peer)
+ *
+ * Note: IBSS can only be used with key_mgmt NONE (plaintext and
+ * static WEP) and key_mgmt=WPA-NONE (fixed group key TKIP/CCMP). In
+ * addition, ap_scan has to be set to 2 for IBSS. WPA-None requires
+ * following network block options: proto=WPA, key_mgmt=WPA-NONE,
+ * pairwise=NONE, group=TKIP (or CCMP, but not both), and psk must also
+ * be set (either directly or using ASCII passphrase).
+ */
+ int mode;
+
+ /**
+ * disabled - Whether this network is currently disabled
+ *
+ * 0 = this network can be used (default).
+ * 1 = this network block is disabled (can be enabled through
+ * ctrl_iface, e.g., with wpa_cli or wpa_gui).
+ */
+ int disabled;
+
+ /**
+ * peerkey - Whether PeerKey handshake for direct links is allowed
+ *
+ * This is only used when both RSN/WPA2 and IEEE 802.11e (QoS) are
+ * enabled.
+ *
+ * 0 = disabled (default)
+ * 1 = enabled
+ */
+ int peerkey;
+
+ /**
+ * id_str - Network identifier string for external scripts
+ *
+ * This value is passed to external ctrl_iface monitors in
+ * WPA_EVENT_CONNECTED event and wpa_cli sets this as WPA_ID_STR
+ * environment variable for action scripts.
+ */
+ char *id_str;
+
+#ifdef CONFIG_IEEE80211W
+ /**
+ * ieee80211w - Whether management frame protection is enabled
+ *
+ * This value is used to configure policy for management frame
+ * protection (IEEE 802.11w). 0 = disabled, 1 = optional, 2 = required.
+ */
+ enum {
+ NO_IEEE80211W = 0,
+ IEEE80211W_OPTIONAL = 1,
+ IEEE80211W_REQUIRED = 2
+ } ieee80211w;
+#endif /* CONFIG_IEEE80211W */
+
+ /**
+ * frequency - Channel frequency in megahertz (MHz) for IBSS
+ *
+ * This value is used to configure the initial channel for IBSS (adhoc)
+ * networks, e.g., 2412 = IEEE 802.11b/g channel 1. It is ignored in
+ * the infrastructure mode. In addition, this value is only used by the
+ * station that creates the IBSS. If an IBSS network with the
+ * configured SSID is already present, the frequency of the network
+ * will be used instead of this configured value.
+ */
+ int frequency;
+};
+
+#endif /* CONFIG_SSID_H */