diff options
Diffstat (limited to 'panels/network/wireless-security/ws-wpa-psk.c')
| -rw-r--r-- | panels/network/wireless-security/ws-wpa-psk.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/panels/network/wireless-security/ws-wpa-psk.c b/panels/network/wireless-security/ws-wpa-psk.c new file mode 100644 index 0000000..b911b36 --- /dev/null +++ b/panels/network/wireless-security/ws-wpa-psk.c @@ -0,0 +1,237 @@ +/* -*- 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 <ctype.h> +#include <glib/gi18n.h> + +#include "helpers.h" +#include "nma-ui-utils.h" +#include "ui-helpers.h" +#include "ws-wpa-psk.h" +#include "wireless-security.h" + +#define WPA_PMK_LEN 32 + +struct _WirelessSecurityWPAPSK { + GtkGrid parent; + + GtkEntry *password_entry; + GtkLabel *password_label; + GtkCheckButton *show_password_check; + GtkComboBox *type_combo; + GtkLabel *type_label; +}; + +static void wireless_security_iface_init (WirelessSecurityInterface *); + +G_DEFINE_TYPE_WITH_CODE (WirelessSecurityWPAPSK, ws_wpa_psk, GTK_TYPE_GRID, + G_IMPLEMENT_INTERFACE (wireless_security_get_type (), wireless_security_iface_init)); + +static void +show_toggled_cb (WirelessSecurityWPAPSK *self) +{ + gboolean visible; + + visible = gtk_check_button_get_active (GTK_CHECK_BUTTON (self->show_password_check)); + gtk_entry_set_visibility (self->password_entry, visible); +} + +static gboolean +validate (WirelessSecurity *security, GError **error) +{ + WirelessSecurityWPAPSK *self = WS_WPA_PSK (security); + NMSettingSecretFlags secret_flags; + const char *key; + gsize len; + int i; + + secret_flags = nma_utils_menu_to_secret_flags (GTK_WIDGET (self->password_entry)); + if (secret_flags & NM_SETTING_SECRET_FLAG_NOT_SAVED) { + widget_unset_error (GTK_WIDGET (self->password_entry)); + return TRUE; + } + + key = gtk_editable_get_text (GTK_EDITABLE (self->password_entry)); + len = key ? strlen (key) : 0; + if ((len < 8) || (len > 64)) { + widget_set_error (GTK_WIDGET (self->password_entry)); + g_set_error (error, NMA_ERROR, NMA_ERROR_GENERIC, _("invalid wpa-psk: invalid key-length %zu. Must be [8,63] bytes or 64 hex digits"), len); + return FALSE; + } + + if (len == 64) { + /* Hex PSK */ + for (i = 0; i < len; i++) { + if (!isxdigit (key[i])) { + widget_set_error (GTK_WIDGET (self->password_entry)); + g_set_error_literal (error, NMA_ERROR, NMA_ERROR_GENERIC, _("invalid wpa-psk: cannot interpret key with 64 bytes as hex")); + return FALSE; + } + } + } + widget_unset_error (GTK_WIDGET (self->password_entry)); + + /* passphrase can be between 8 and 63 characters inclusive */ + + return TRUE; +} + +static void +add_to_size_group (WirelessSecurity *security, GtkSizeGroup *group) +{ + WirelessSecurityWPAPSK *self = WS_WPA_PSK (security); + gtk_size_group_add_widget (group, GTK_WIDGET (self->type_label)); + gtk_size_group_add_widget (group, GTK_WIDGET (self->password_label)); +} + +static void +fill_connection (WirelessSecurity *security, NMConnection *connection) +{ + WirelessSecurityWPAPSK *self = WS_WPA_PSK (security); + const char *key; + NMSettingWireless *s_wireless; + NMSettingWirelessSecurity *s_wireless_sec; + NMSettingSecretFlags secret_flags; + const char *mode; + gboolean is_adhoc = FALSE; + + s_wireless = nm_connection_get_setting_wireless (connection); + g_assert (s_wireless); + + mode = nm_setting_wireless_get_mode (s_wireless); + if (mode && !strcmp (mode, "adhoc")) + is_adhoc = TRUE; + + /* Blow away the old security setting by adding a clear one */ + s_wireless_sec = (NMSettingWirelessSecurity *) nm_setting_wireless_security_new (); + nm_connection_add_setting (connection, (NMSetting *) s_wireless_sec); + + key = gtk_editable_get_text (GTK_EDITABLE (self->password_entry)); + g_object_set (s_wireless_sec, NM_SETTING_WIRELESS_SECURITY_PSK, key, NULL); + + /* Save PSK_FLAGS to the connection */ + secret_flags = nma_utils_menu_to_secret_flags (GTK_WIDGET (self->password_entry)); + nm_setting_set_secret_flags (NM_SETTING (s_wireless_sec), NM_SETTING_WIRELESS_SECURITY_PSK, + secret_flags, NULL); + + /* Update secret flags and popup when editing the connection */ + nma_utils_update_password_storage (GTK_WIDGET (self->password_entry), secret_flags, + NM_SETTING (s_wireless_sec), NM_SETTING_WIRELESS_SECURITY_PSK); + + wireless_security_clear_ciphers (connection); + if (is_adhoc) { + /* Ad-Hoc settings as specified by the supplicant */ + g_object_set (s_wireless_sec, NM_SETTING_WIRELESS_SECURITY_KEY_MGMT, "wpa-none", NULL); + nm_setting_wireless_security_add_proto (s_wireless_sec, "wpa"); + nm_setting_wireless_security_add_pairwise (s_wireless_sec, "none"); + + /* Ad-hoc can only have _one_ group cipher... default to TKIP to be more + * compatible for now. Maybe we'll support selecting CCMP later. + */ + nm_setting_wireless_security_add_group (s_wireless_sec, "tkip"); + } else { + g_object_set (s_wireless_sec, NM_SETTING_WIRELESS_SECURITY_KEY_MGMT, "wpa-psk", NULL); + + /* Just leave ciphers and protocol empty, the supplicant will + * figure that out magically based on the AP IEs and card capabilities. + */ + } +} + +static gboolean +adhoc_compatible (WirelessSecurity *security) +{ + return FALSE; +} + +static void +changed_cb (WirelessSecurityWPAPSK *self) +{ + wireless_security_notify_changed ((WirelessSecurity *) self); +} + +void +ws_wpa_psk_init (WirelessSecurityWPAPSK *self) +{ + gtk_widget_init_template (GTK_WIDGET (self)); +} + +void +ws_wpa_psk_class_init (WirelessSecurityWPAPSKClass *klass) +{ + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + + gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/Settings/network/ws-wpa-psk.ui"); + + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWPAPSK, password_entry); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWPAPSK, password_label); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWPAPSK, show_password_check); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWPAPSK, type_combo); + gtk_widget_class_bind_template_child (widget_class, WirelessSecurityWPAPSK, type_label); +} + +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; + iface->adhoc_compatible = adhoc_compatible; +} + +WirelessSecurityWPAPSK * +ws_wpa_psk_new (NMConnection *connection) +{ + WirelessSecurityWPAPSK *self; + NMSetting *setting = NULL; + + self = g_object_new (ws_wpa_psk_get_type (), NULL); + + g_signal_connect_swapped (self->password_entry, "changed", G_CALLBACK (changed_cb), self); + gtk_editable_set_width_chars (GTK_EDITABLE (self->password_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->password_entry), 0, setting, NM_SETTING_WIRELESS_SECURITY_PSK, + FALSE, FALSE); + + /* Fill secrets, if any */ + if (connection) { + helper_fill_secret_entry (connection, + self->password_entry, + NM_TYPE_SETTING_WIRELESS_SECURITY, + (HelperSecretFunc) nm_setting_wireless_security_get_psk); + } + + g_signal_connect_swapped (self->show_password_check, "toggled", G_CALLBACK (show_toggled_cb), self); + + /* Hide WPA/RSN for now since this can be autodetected by NM and the + * supplicant when connecting to the AP. + */ + + gtk_widget_hide (GTK_WIDGET (self->type_combo)); + gtk_widget_hide (GTK_WIDGET (self->type_label)); + + return self; +} + |