diff options
Diffstat (limited to 'panels/network/wireless-security/ws-wep-key.c')
| -rw-r--r-- | panels/network/wireless-security/ws-wep-key.c | 362 |
1 files changed, 362 insertions, 0 deletions
diff --git a/panels/network/wireless-security/ws-wep-key.c b/panels/network/wireless-security/ws-wep-key.c new file mode 100644 index 0000000..ba09a68 --- /dev/null +++ b/panels/network/wireless-security/ws-wep-key.c @@ -0,0 +1,362 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ +/* NetworkManager Applet -- allow user control over networking + * + * Dan Williams <dcbw@redhat.com> + * + * 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., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Copyright 2007 - 2014 Red Hat, Inc. + */ + +#include <glib/gi18n.h> + +#include "helpers.h" +#include "nma-ui-utils.h" +#include "ui-helpers.h" +#include "ws-wep-key.h" +#include "wireless-security.h" + +struct _WirelessSecurityWEPKey { + GtkGrid parent; + + GtkComboBox *auth_method_combo; + GtkLabel *auth_method_label; + GtkEntry *key_entry; + GtkComboBox *key_index_combo; + GtkLabel *key_index_label; + GtkLabel *key_label; + GtkCheckButton *show_key_check; + + NMWepKeyType type; + char keys[4][65]; + guint8 cur_index; +}; + +static void wireless_security_iface_init (WirelessSecurityInterface *); + +G_DEFINE_TYPE_WITH_CODE (WirelessSecurityWEPKey, ws_wep_key, GTK_TYPE_GRID, + G_IMPLEMENT_INTERFACE (wireless_security_get_type (), wireless_security_iface_init)); + +static void +show_toggled_cb (WirelessSecurityWEPKey *self) +{ + gboolean visible; + + visible = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (self->show_key_check)); + gtk_entry_set_visibility (self->key_entry, visible); +} + +static void +key_index_combo_changed_cb (WirelessSecurityWEPKey *self) +{ + const char *key; + int key_index; + + /* Save WEP key for old key index */ + key = gtk_entry_get_text (self->key_entry); + if (key) + g_strlcpy (self->keys[self->cur_index], key, sizeof (self->keys[self->cur_index])); + else + memset (self->keys[self->cur_index], 0, sizeof (self->keys[self->cur_index])); + + key_index = gtk_combo_box_get_active (self->key_index_combo); + g_return_if_fail (key_index <= 3); + g_return_if_fail (key_index >= 0); + + /* Populate entry with key from new index */ + gtk_entry_set_text (self->key_entry, self->keys[key_index]); + self->cur_index = key_index; + + wireless_security_notify_changed ((WirelessSecurity *) self); +} + +static void +ws_wep_key_dispose (GObject *object) +{ + WirelessSecurityWEPKey *self = WS_WEP_KEY (object); + int i; + + for (i = 0; i < 4; i++) + memset (self->keys[i], 0, sizeof (self->keys[i])); + + G_OBJECT_CLASS (ws_wep_key_parent_class)->dispose (object); +} + +static gboolean +validate (WirelessSecurity *security, GError **error) +{ + WirelessSecurityWEPKey *self = WS_WEP_KEY (security); + const char *key; + int i; + + key = gtk_entry_get_text (self->key_entry); + if (!key) { + widget_set_error (GTK_WIDGET (self->key_entry)); + g_set_error_literal (error, NMA_ERROR, NMA_ERROR_GENERIC, _("missing wep-key")); + return FALSE; + } + + if (self->type == NM_WEP_KEY_TYPE_KEY) { + if ((strlen (key) == 10) || (strlen (key) == 26)) { + for (i = 0; i < strlen (key); i++) { + if (!g_ascii_isxdigit (key[i])) { + widget_set_error (GTK_WIDGET (self->key_entry)); + g_set_error (error, NMA_ERROR, NMA_ERROR_GENERIC, _("invalid wep-key: key with a length of %zu must contain only hex-digits"), strlen (key)); + return FALSE; + } + } + } else if ((strlen (key) == 5) || (strlen (key) == 13)) { + for (i = 0; i < strlen (key); i++) { + if (!g_ascii_isprint (key[i])) { + widget_set_error (GTK_WIDGET (self->key_entry)); + g_set_error (error, NMA_ERROR, NMA_ERROR_GENERIC, _("invalid wep-key: key with a length of %zu must contain only ascii characters"), strlen (key)); + return FALSE; + } + } + } else { + widget_set_error (GTK_WIDGET (self->key_entry)); + g_set_error (error, NMA_ERROR, NMA_ERROR_GENERIC, _("invalid wep-key: wrong key length %zu. A key must be either of length 5/13 (ascii) or 10/26 (hex)"), strlen (key)); + return FALSE; + } + } else if (self->type == NM_WEP_KEY_TYPE_PASSPHRASE) { + if (!*key || (strlen (key) > 64)) { + widget_set_error (GTK_WIDGET (self->key_entry)); + if (!*key) + g_set_error_literal (error, NMA_ERROR, NMA_ERROR_GENERIC, _("invalid wep-key: passphrase must be non-empty")); + else + g_set_error_literal (error, NMA_ERROR, NMA_ERROR_GENERIC, _("invalid wep-key: passphrase must be shorter than 64 characters")); + return FALSE; + } + } + widget_unset_error (GTK_WIDGET (self->key_entry)); + + return TRUE; +} + +static void +add_to_size_group (WirelessSecurity *security, GtkSizeGroup *group) +{ + WirelessSecurityWEPKey *self = WS_WEP_KEY (security); + gtk_size_group_add_widget (group, GTK_WIDGET (self->auth_method_label)); + gtk_size_group_add_widget (group, GTK_WIDGET (self->key_label)); + gtk_size_group_add_widget (group, GTK_WIDGET (self->key_index_label)); +} + +static void +fill_connection (WirelessSecurity *security, NMConnection *connection) +{ + WirelessSecurityWEPKey *self = WS_WEP_KEY (security); + NMSettingWirelessSecurity *s_wsec; + NMSettingSecretFlags secret_flags; + gint auth_alg; + const char *key; + int i; + + auth_alg = gtk_combo_box_get_active (self->auth_method_combo); + + key = gtk_entry_get_text (self->key_entry); + g_strlcpy (self->keys[self->cur_index], key, sizeof (self->keys[self->cur_index])); + + /* Blow away the old security setting by adding a clear one */ + s_wsec = (NMSettingWirelessSecurity *) nm_setting_wireless_security_new (); + nm_connection_add_setting (connection, (NMSetting *) s_wsec); + + g_object_set (s_wsec, + NM_SETTING_WIRELESS_SECURITY_KEY_MGMT, "none", + NM_SETTING_WIRELESS_SECURITY_WEP_TX_KEYIDX, self->cur_index, + NM_SETTING_WIRELESS_SECURITY_AUTH_ALG, (auth_alg == 1) ? "shared" : "open", + NM_SETTING_WIRELESS_SECURITY_WEP_KEY_TYPE, self->type, + NULL); + + for (i = 0; i < 4; i++) { + if (strlen (self->keys[i])) + nm_setting_wireless_security_set_wep_key (s_wsec, i, self->keys[i]); + } + + /* Save WEP_KEY_FLAGS to the connection */ + secret_flags = nma_utils_menu_to_secret_flags (GTK_WIDGET (self->key_entry)); + g_object_set (s_wsec, NM_SETTING_WIRELESS_SECURITY_WEP_KEY_FLAGS, secret_flags, NULL); + + /* Update secret flags and popup when editing the connection */ + nma_utils_update_password_storage (GTK_WIDGET (self->key_entry), secret_flags, + NM_SETTING (s_wsec), NM_SETTING_WIRELESS_SECURITY_WEP_KEY0); +} + +static void +wep_entry_filter_cb (WirelessSecurityWEPKey *self, + gchar *text, + gint length, + gint *position) +{ + if (self->type == NM_WEP_KEY_TYPE_KEY) { + int i, count = 0; + g_autofree gchar *result = g_new (gchar, length+1); + + for (i = 0; i < length; i++) { + if (g_ascii_isprint (text[i])) + result[count++] = text[i]; + } + result[count] = 0; + + if (count > 0) { + g_signal_handlers_block_by_func (self->key_entry, G_CALLBACK (wep_entry_filter_cb), self); + gtk_editable_insert_text (GTK_EDITABLE (self->key_entry), result, count, position); + g_signal_handlers_unblock_by_func (self->key_entry, G_CALLBACK (wep_entry_filter_cb), self); + } + g_signal_stop_emission_by_name (self->key_entry, "insert-text"); + } +} + +static void +update_secrets (WirelessSecurityWEPKey *self, NMConnection *connection) +{ + NMSettingWirelessSecurity *s_wsec; + const char *tmp; + int i; + + s_wsec = nm_connection_get_setting_wireless_security (connection); + for (i = 0; s_wsec && i < 4; i++) { + tmp = nm_setting_wireless_security_get_wep_key (s_wsec, i); + if (tmp) + g_strlcpy (self->keys[i], tmp, sizeof (self->keys[i])); + } + + if (strlen (self->keys[self->cur_index])) + gtk_entry_set_text (self->key_entry, self->keys[self->cur_index]); +} + +static void +changed_cb (WirelessSecurityWEPKey *self) +{ + wireless_security_notify_changed ((WirelessSecurity *) self); +} + +void +ws_wep_key_init (WirelessSecurityWEPKey *self) +{ + gtk_widget_init_template (GTK_WIDGET (self)); +} + +void +ws_wep_key_class_init (WirelessSecurityWEPKeyClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + + object_class->dispose = ws_wep_key_dispose; + + gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/ControlCenter/network/ws-wep-key.ui"); + + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWEPKey, auth_method_combo); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWEPKey, auth_method_label); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWEPKey, key_entry); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWEPKey, key_index_combo); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWEPKey, key_index_label); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWEPKey, key_label); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWEPKey, show_key_check); +} + +static void +wireless_security_iface_init (WirelessSecurityInterface *iface) +{ + iface->validate = validate; + iface->add_to_size_group = add_to_size_group; + iface->fill_connection = fill_connection; +} + +WirelessSecurityWEPKey * +ws_wep_key_new (NMConnection *connection, + NMWepKeyType type) +{ + WirelessSecurityWEPKey *self; + NMSettingWirelessSecurity *s_wsec = NULL; + NMSetting *setting = NULL; + guint8 default_key_idx = 0; + gboolean is_adhoc = FALSE; + gboolean is_shared_key = FALSE; + + self = g_object_new (ws_wep_key_get_type (), NULL); + + self->type = type; + + gtk_entry_set_width_chars (self->key_entry, 28); + + /* Create password-storage popup menu for password entry under entry's secondary icon */ + if (connection) + setting = (NMSetting *) nm_connection_get_setting_wireless_security (connection); + nma_utils_setup_password_storage (GTK_WIDGET (self->key_entry), 0, setting, NM_SETTING_WIRELESS_SECURITY_WEP_KEY0, + FALSE, FALSE); + + if (connection) { + NMSettingWireless *s_wireless; + const char *mode, *auth_alg; + + s_wireless = nm_connection_get_setting_wireless (connection); + mode = s_wireless ? nm_setting_wireless_get_mode (s_wireless) : NULL; + if (mode && !strcmp (mode, "adhoc")) + is_adhoc = TRUE; + + s_wsec = nm_connection_get_setting_wireless_security (connection); + if (s_wsec) { + auth_alg = nm_setting_wireless_security_get_auth_alg (s_wsec); + if (auth_alg && !strcmp (auth_alg, "shared")) + is_shared_key = TRUE; + } + } + + g_signal_connect_swapped (self->key_entry, "changed", G_CALLBACK (changed_cb), self); + g_signal_connect_swapped (self->key_entry, "insert-text", G_CALLBACK (wep_entry_filter_cb), self); + if (self->type == NM_WEP_KEY_TYPE_KEY) + gtk_entry_set_max_length (self->key_entry, 26); + else if (self->type == NM_WEP_KEY_TYPE_PASSPHRASE) + gtk_entry_set_max_length (self->key_entry, 64); + + if (connection && s_wsec) + default_key_idx = nm_setting_wireless_security_get_wep_tx_keyidx (s_wsec); + + gtk_combo_box_set_active (self->key_index_combo, default_key_idx); + self->cur_index = default_key_idx; + g_signal_connect_swapped (self->key_index_combo, "changed", G_CALLBACK (key_index_combo_changed_cb), self); + + /* Key index is useless with adhoc networks */ + if (is_adhoc) { + gtk_widget_hide (GTK_WIDGET (self->key_index_combo)); + gtk_widget_hide (GTK_WIDGET (self->key_index_label)); + } + + /* Fill the key entry with the key for that index */ + if (connection) + update_secrets (self, connection); + + g_signal_connect_swapped (self->show_key_check, "toggled", G_CALLBACK (show_toggled_cb), self); + + gtk_combo_box_set_active (self->auth_method_combo, is_shared_key ? 1 : 0); + + g_signal_connect_swapped (self->auth_method_combo, "changed", G_CALLBACK (changed_cb), self); + + /* Don't show auth method for adhoc (which always uses open-system) or + * when in "simple" mode. + */ + if (is_adhoc) { + /* Ad-Hoc connections can't use Shared Key auth */ + if (is_adhoc) + gtk_combo_box_set_active (self->auth_method_combo, 0); + gtk_widget_hide (GTK_WIDGET (self->auth_method_combo)); + gtk_widget_hide (GTK_WIDGET (self->auth_method_label)); + } + + return self; +} + |