1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
3 * This library is free software; you can redistribute it and/or
4 * modify it under the terms of the GNU Lesser General Public
5 * License as published by the Free Software Foundation; either
6 * version 2 of the License, or (at your option) any later version.
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * Lesser General Public License for more details.
13 * You should have received a copy of the GNU Lesser General Public
14 * License along with this library; if not, write to the
15 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
16 * Boston, MA 02110-1301 USA.
18 * Copyright 2005 - 2014 Red Hat, Inc.
21 #ifndef __NM_UTILS_H__
22 #define __NM_UTILS_H__
24 #if !defined (__NETWORKMANAGER_H_INSIDE__) && !defined (NETWORKMANAGER_COMPILATION)
25 #error "Only <NetworkManager.h> can be included directly."
30 #include <netinet/in.h>
32 /* For ETH_ALEN and INFINIBAND_ALEN */
33 #include <linux/if_ether.h>
34 #include <linux/if_infiniband.h>
36 #include "nm-core-enum-types.h"
37 #include "nm-setting-wireless-security.h"
42 gboolean nm_utils_is_empty_ssid (const guint8 *ssid, gsize len);
43 const char *nm_utils_escape_ssid (const guint8 *ssid, gsize len);
44 gboolean nm_utils_same_ssid (const guint8 *ssid1, gsize len1,
45 const guint8 *ssid2, gsize len2,
46 gboolean ignore_trailing_null);
47 char * nm_utils_ssid_to_utf8 (const guint8 *ssid, gsize len);
50 * NMUtilsSecurityType:
51 * @NMU_SEC_INVALID: unknown or invalid security, placeholder and not used
52 * @NMU_SEC_NONE: unencrypted and open
53 * @NMU_SEC_STATIC_WEP: static WEP keys are used for encryption
54 * @NMU_SEC_LEAP: Cisco LEAP is used for authentication and for generating the
55 * dynamic WEP keys automatically
56 * @NMU_SEC_DYNAMIC_WEP: standard 802.1x is used for authentication and
57 * generating the dynamic WEP keys automatically
58 * @NMU_SEC_WPA_PSK: WPA1 is used with Pre-Shared Keys (PSK)
59 * @NMU_SEC_WPA_ENTERPRISE: WPA1 is used with 802.1x authentication
60 * @NMU_SEC_WPA2_PSK: WPA2/RSN is used with Pre-Shared Keys (PSK)
61 * @NMU_SEC_WPA2_ENTERPRISE: WPA2 is used with 802.1x authentication
63 * Describes generic security mechanisms that 802.11 access points may offer.
64 * Used with nm_utils_security_valid() for checking whether a given access
65 * point is compatible with a network device.
74 NMU_SEC_WPA_ENTERPRISE,
76 NMU_SEC_WPA2_ENTERPRISE
77 } NMUtilsSecurityType;
79 gboolean nm_utils_security_valid (NMUtilsSecurityType type,
80 NMDeviceWifiCapabilities wifi_caps,
83 NM80211ApFlags ap_flags,
84 NM80211ApSecurityFlags ap_wpa,
85 NM80211ApSecurityFlags ap_rsn);
87 gboolean nm_utils_ap_mode_security_valid (NMUtilsSecurityType type,
88 NMDeviceWifiCapabilities wifi_caps);
90 gboolean nm_utils_wep_key_valid (const char *key, NMWepKeyType wep_type);
91 gboolean nm_utils_wpa_psk_valid (const char *psk);
93 GVariant *nm_utils_ip4_dns_to_variant (char **dns);
94 char **nm_utils_ip4_dns_from_variant (GVariant *value);
95 GVariant *nm_utils_ip4_addresses_to_variant (GPtrArray *addresses,
97 GPtrArray *nm_utils_ip4_addresses_from_variant (GVariant *value,
99 GVariant *nm_utils_ip4_routes_to_variant (GPtrArray *routes);
100 GPtrArray *nm_utils_ip4_routes_from_variant (GVariant *value);
102 guint32 nm_utils_ip4_netmask_to_prefix (guint32 netmask);
103 guint32 nm_utils_ip4_prefix_to_netmask (guint32 prefix);
104 guint32 nm_utils_ip4_get_default_prefix (guint32 ip);
106 GVariant *nm_utils_ip6_dns_to_variant (char **dns);
107 char **nm_utils_ip6_dns_from_variant (GVariant *value);
108 GVariant *nm_utils_ip6_addresses_to_variant (GPtrArray *addresses,
109 const char *gateway);
110 GPtrArray *nm_utils_ip6_addresses_from_variant (GVariant *value,
112 GVariant *nm_utils_ip6_routes_to_variant (GPtrArray *routes);
113 GPtrArray *nm_utils_ip6_routes_from_variant (GVariant *value);
115 GVariant *nm_utils_ip_addresses_to_variant (GPtrArray *addresses);
116 GPtrArray *nm_utils_ip_addresses_from_variant (GVariant *value,
118 GVariant *nm_utils_ip_routes_to_variant (GPtrArray *routes);
119 GPtrArray *nm_utils_ip_routes_from_variant (GVariant *value,
122 char *nm_utils_uuid_generate (void);
124 gboolean nm_utils_file_is_certificate (const char *filename);
125 gboolean nm_utils_file_is_private_key (const char *filename, gboolean *out_encrypted);
126 gboolean nm_utils_file_is_pkcs12 (const char *filename);
128 typedef gboolean (*NMUtilsFileSearchInPathsPredicate) (const char *filename, gpointer user_data);
132 typedef gboolean (*NMUtilsCheckFilePredicate) (const char *filename, const struct stat *stat, gpointer user_data, GError **error);
134 const char *nm_utils_file_search_in_paths (const char *progname,
135 const char *try_first,
136 const char *const *paths,
137 GFileTest file_test_flags,
138 NMUtilsFileSearchInPathsPredicate predicate,
142 guint32 nm_utils_wifi_freq_to_channel (guint32 freq);
143 guint32 nm_utils_wifi_channel_to_freq (guint32 channel, const char *band);
144 guint32 nm_utils_wifi_find_next_channel (guint32 channel, int direction, char *band);
145 gboolean nm_utils_wifi_is_channel_valid (guint32 channel, const char *band);
147 const guint *nm_utils_wifi_2ghz_freqs (void);
149 const guint *nm_utils_wifi_5ghz_freqs (void);
151 const char *nm_utils_wifi_strength_bars (guint8 strength);
154 * NM_UTILS_HWADDR_LEN_MAX:
156 * The maximum length of hardware addresses handled by NetworkManager itself,
157 * nm_utils_hwaddr_len(), and nm_utils_hwaddr_aton().
159 #define NM_UTILS_HWADDR_LEN_MAX 20 /* INFINIBAND_ALEN */
161 gsize nm_utils_hwaddr_len (int type) G_GNUC_PURE;
163 char *nm_utils_hwaddr_ntoa (gconstpointer addr, gsize length);
164 GByteArray *nm_utils_hwaddr_atoba (const char *asc, gsize length);
165 guint8 *nm_utils_hwaddr_aton (const char *asc, gpointer buffer, gsize length);
167 gboolean nm_utils_hwaddr_valid (const char *asc, gssize length);
168 char *nm_utils_hwaddr_canonical (const char *asc, gssize length);
169 gboolean nm_utils_hwaddr_matches (gconstpointer hwaddr1,
171 gconstpointer hwaddr2,
174 char *nm_utils_bin2hexstr (gconstpointer src, gsize len, int final_len);
175 GBytes *nm_utils_hexstr2bin (const char *hex);
177 gboolean nm_utils_iface_valid_name(const char *name);
179 gboolean nm_utils_is_uuid (const char *str);
182 * NM_UTILS_INET_ADDRSTRLEN:
184 * Defines the minimal length for a char buffer that is suitable as @dst argument
185 * for both nm_utils_inet4_ntop() and nm_utils_inet6_ntop().
187 #define NM_UTILS_INET_ADDRSTRLEN INET6_ADDRSTRLEN
188 const char *nm_utils_inet4_ntop (in_addr_t inaddr, char *dst);
189 const char *nm_utils_inet6_ntop (const struct in6_addr *in6addr, char *dst);
191 gboolean nm_utils_ipaddr_valid (int family, const char *ip);
193 gboolean nm_utils_check_virtual_device_compatibility (GType virtual_type, GType other_type);
196 int nm_utils_bond_mode_string_to_int (const char *mode);
198 const char *nm_utils_bond_mode_int_to_string (int mode);
201 char *nm_utils_enum_to_str (GType type, int value);
204 gboolean nm_utils_enum_from_str (GType type, const char *str, int *out_value, char **err_token);
207 const char **nm_utils_enum_get_values (GType type, gint from, gint to);
211 #endif /* __NM_UTILS_H__ */