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- Add BLOB support to the D-Bus interface

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- Fix D-Bus interface permissions so that only root can use the
    wpa_supplicant D-Bus interface
This commit is contained in:
Daniel Williams 2007-10-21 16:02:20 +00:00
parent 80c37aa6f8
commit 322c7cf838
3 changed files with 189 additions and 1 deletions
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165
wpa_supplicant-0.5.7-dbus-blobs.patch Normal file
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@ -0,0 +1,165 @@
diff --git a/wpa_supplicant/ctrl_iface_dbus.c b/wpa_supplicant/ctrl_iface_dbus.c
index 1d66c96..8e236e8 100644
--- a/wpa_supplicant/ctrl_iface_dbus.c
+++ b/wpa_supplicant/ctrl_iface_dbus.c
@@ -536,6 +536,10 @@ static DBusHandlerResult wpas_iface_message_handler(DBusConnection *connection,
reply = wpas_dbus_iface_set_ap_scan(message, wpa_s);
else if (!strcmp(method, "state"))
reply = wpas_dbus_iface_get_state(message, wpa_s);
+ else if (!strcmp(method, "setBlobs"))
+ reply = wpas_dbus_iface_set_blobs(message, wpa_s);
+ else if (!strcmp(method, "removeBlobs"))
+ reply = wpas_dbus_iface_remove_blobs(message, wpa_s);
}
/* If the message was handled, send back the reply */
diff --git a/wpa_supplicant/ctrl_iface_dbus_handlers.c b/wpa_supplicant/ctrl_iface_dbus_handlers.c
index 5e952ec..3ece2fe 100644
--- a/wpa_supplicant/ctrl_iface_dbus_handlers.c
+++ b/wpa_supplicant/ctrl_iface_dbus_handlers.c
@@ -1203,3 +1203,128 @@ DBusMessage * wpas_dbus_iface_get_state(DBusMessage *message,
return reply;
}
+
+
+/**
+ * wpas_dbus_iface_set_blobs - Store named binary blobs (ie, for certificates)
+ * @message: Pointer to incoming dbus message
+ * @global: %wpa_supplicant global data structure
+ * Returns: A dbus message containing a UINT32 indicating success (1) or
+ * failure (0)
+ *
+ * Asks wpa_supplicant to internally store a one or more binary blobs.
+ */
+DBusMessage * wpas_dbus_iface_set_blobs(DBusMessage *message,
+ struct wpa_supplicant *wpa_s)
+{
+ DBusMessage *reply = NULL;
+ struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING };
+ DBusMessageIter iter, iter_dict;
+
+ dbus_message_iter_init(message, &iter);
+
+ if (!wpa_dbus_dict_open_read(&iter, &iter_dict))
+ return wpas_dbus_new_invalid_opts_error(message, NULL);
+
+ while (wpa_dbus_dict_has_dict_entry(&iter_dict)) {
+ struct wpa_config_blob *blob;
+
+ if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) {
+ reply = wpas_dbus_new_invalid_opts_error(message, NULL);
+ break;
+ }
+
+ if (entry.type != DBUS_TYPE_ARRAY ||
+ entry.array_type != DBUS_TYPE_BYTE) {
+ reply = wpas_dbus_new_invalid_opts_error(message,
+ "Byte array expected.");
+ break;
+ }
+
+ if ( (entry.array_len <= 0)
+ || (entry.array_len > 65536)
+ || !strlen(entry.key)) {
+ reply = wpas_dbus_new_invalid_opts_error(message,
+ "Invalid array size.");
+ break;
+ }
+
+ blob = os_zalloc(sizeof(*blob));
+ if (blob == NULL) {
+ reply = dbus_message_new_error(message,
+ WPAS_ERROR_ADD_ERROR,
+ "Not enough memory to add blob.");
+ break;
+ }
+ blob->data = os_zalloc(entry.array_len);
+ if (blob->data == NULL) {
+ reply = dbus_message_new_error(message,
+ WPAS_ERROR_ADD_ERROR,
+ "Not enough memory to add blob data.");
+ os_free(blob);
+ break;
+ }
+
+ blob->name = os_strdup(entry.key);
+ os_memcpy(blob->data, (u8 *) entry.bytearray_value,
+ entry.array_len);
+ if (blob->name == NULL || blob->data == NULL) {
+ wpa_config_free_blob(blob);
+ reply = dbus_message_new_error(message,
+ WPAS_ERROR_ADD_ERROR,
+ "Error adding blob.");
+ break;
+ }
+
+ /* Success */
+ wpa_config_remove_blob(wpa_s->conf, blob->name);
+ wpa_config_set_blob(wpa_s->conf, blob);
+ wpa_dbus_dict_entry_clear(&entry);
+ }
+ wpa_dbus_dict_entry_clear(&entry);
+
+ return reply ? reply : wpas_dbus_new_success_reply(message);;
+}
+
+/**
+ * wpas_dbus_iface_remove_blob - Remove named binary blobs
+ * @message: Pointer to incoming dbus message
+ * @global: %wpa_supplicant global data structure
+ * Returns: A dbus message containing a UINT32 indicating success (1) or
+ * failure (0)
+ *
+ * Asks wpa_supplicant to remove one or more previously stored binary blobs.
+ */
+DBusMessage * wpas_dbus_iface_remove_blobs(DBusMessage *message,
+ struct wpa_supplicant *wpa_s)
+{
+ DBusMessageIter iter, array;
+ char *err_msg = NULL;
+
+ dbus_message_iter_init(message, &iter);
+
+ if ((dbus_message_iter_get_arg_type (&iter) != DBUS_TYPE_ARRAY)
+ || (dbus_message_iter_get_element_type (&iter) != DBUS_TYPE_STRING))
+ return wpas_dbus_new_invalid_opts_error(message, NULL);
+
+ dbus_message_iter_recurse(&iter, &array);
+ while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_STRING) {
+ const char *name;
+
+ dbus_message_iter_get_basic(&array, &name);
+ if (!strlen(name))
+ err_msg = "Invalid blob name.";
+
+ if (wpa_config_remove_blob(wpa_s->conf, name) != 0)
+ err_msg = "Error removing blob.";
+ dbus_message_iter_next(&array);
+ }
+
+ if (err_msg) {
+ return dbus_message_new_error(message, WPAS_ERROR_REMOVE_ERROR,
+ err_msg);
+ }
+
+ return wpas_dbus_new_success_reply(message);
+}
+
diff --git a/wpa_supplicant/ctrl_iface_dbus_handlers.h b/wpa_supplicant/ctrl_iface_dbus_handlers.h
index 0fd1d31..0ae94c4 100644
--- a/wpa_supplicant/ctrl_iface_dbus_handlers.h
+++ b/wpa_supplicant/ctrl_iface_dbus_handlers.h
@@ -71,6 +71,12 @@ DBusMessage * wpas_dbus_iface_set_ap_scan(DBusMessage *message,
DBusMessage * wpas_dbus_iface_get_state(DBusMessage *message,
struct wpa_supplicant *wpa_s);
+DBusMessage * wpas_dbus_iface_set_blobs(DBusMessage *message,
+ struct wpa_supplicant *wpa_s);
+
+DBusMessage * wpas_dbus_iface_remove_blobs(DBusMessage *message,
+ struct wpa_supplicant *wpa_s);
+
#endif /* CONFIG_CTRL_IFACE_DBUS */
#endif /* CTRL_IFACE_DBUS_HANDLERS_H */

14
wpa_supplicant-0.5.7-dbus-permissions-fix.patch Normal file
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@ -0,0 +1,14 @@
diff -up wpa_supplicant-0.5.7/dbus-wpa_supplicant.conf.permfix wpa_supplicant-0.5.7/dbus-wpa_supplicant.conf
--- wpa_supplicant-0.5.7/dbus-wpa_supplicant.conf.permfix 2007-10-20 07:42:01.000000000 -0400
+++ wpa_supplicant-0.5.7/dbus-wpa_supplicant.conf 2007-10-20 07:42:22.000000000 -0400
@@ -8,10 +8,6 @@
<allow send_destination="fi.epitest.hostap.WPASupplicant"/>
<allow send_interface="fi.epitest.hostap.WPASupplicant"/>
</policy>
- <policy at_console="true">
- <allow send_destination="fi.epitest.hostap.WPASupplicant"/>
- <allow send_interface="fi.epitest.hostap.WPASupplicant"/>
- </policy>
<policy context="default">
<deny own="fi.epitest.hostap.WPASupplicant"/>
<deny send_destination="fi.epitest.hostap.WPASupplicant"/>

11
wpa_supplicant.spec
View File

@ -2,7 +2,7 @@ Summary: WPA/WPA2/IEEE 802.1X Supplicant
Name: wpa_supplicant
Epoch: 1
Version: 0.5.7
Release: 10%{?dist}
Release: 11%{?dist}
License: GPLv2
Group: System Environment/Base
Source0: http://hostap.epitest.fi/releases/%{name}-%{version}.tar.gz
@ -23,6 +23,8 @@ Patch6: wpa_supplicant-0.5.7-flush-debug-output.patch
Patch7: wpa_supplicant-0.5.7-sigusr1-changes-debuglevel.patch
Patch8: wpa_supplicant-0.5.7-always-scan.patch
Patch9: wpa_supplicant-0.5.7-dbus-iface-segfault-fix.patch
Patch10: wpa_supplicant-0.5.7-dbus-blobs.patch
Patch11: wpa_supplicant-0.5.7-dbus-permissions-fix.patch
URL: http://w1.fi/wpa_supplicant/
BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
@ -59,6 +61,8 @@ Graphical User Interface for wpa_supplicant written using QT3
%patch7 -p1 -b .sigusr1-changes-debuglevel
%patch8 -p1 -b .always-scan
%patch9 -p1 -b .dbus-iface-segfault-fix
%patch10 -p2 -b .dbus-blobs
%patch11 -p1 -b .dbus-permissions-fix
%build
cp %{SOURCE1} ./.config
@ -144,6 +148,11 @@ fi
%{_bindir}/wpa_gui
%changelog
* Sat Oct 20 2007 Dan Williams <dcbw@redhat.com> - 0.5.7-11
- Add BLOB support to the D-Bus interface
- Fix D-Bus interface permissions so that only root can use the wpa_supplicant
D-Bus interface
* Tue Oct 9 2007 Dan Williams <dcbw@redhat.com> - 0.5.7-10
- Don't segfault with dbus control interface enabled and invalid network
interface (rh #310531)