dbus: Split wpas_dbus_handler_wps_start() into helper functions
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1 changed files with 178 additions and 116 deletions
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@ -24,6 +24,154 @@
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#include "dbus_new_handlers.h"
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#include "dbus_dict_helpers.h"
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struct wps_start_params {
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int role; /* 0 - not set, 1 - enrollee, 2 - registrar */
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int type; /* 0 - not set, 1 - pin, 2 - pbc */
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u8 *bssid;
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char *pin;
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};
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static int wpas_dbus_handler_wps_role(DBusMessage *message,
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DBusMessageIter *entry_iter,
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struct wps_start_params *params,
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DBusMessage **reply)
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{
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DBusMessageIter variant_iter;
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char *val;
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dbus_message_iter_recurse(entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) !=
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DBUS_TYPE_STRING) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Role type, "
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"string required");
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*reply = wpas_dbus_error_invalid_args(message,
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"Role must be a string");
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return -1;
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}
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dbus_message_iter_get_basic(&variant_iter, &val);
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if (os_strcmp(val, "enrollee") == 0)
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params->role = 1;
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else if (os_strcmp(val, "registrar") == 0)
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params->role = 2;
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else {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Uknown role %s", val);
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*reply = wpas_dbus_error_invalid_args(message, val);
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return -1;
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}
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return 0;
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}
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static int wpas_dbus_handler_wps_type(DBusMessage *message,
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DBusMessageIter *entry_iter,
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struct wps_start_params *params,
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DBusMessage **reply)
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{
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DBusMessageIter variant_iter;
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char *val;
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dbus_message_iter_recurse(entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) !=
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DBUS_TYPE_STRING) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Type type, "
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"string required");
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*reply = wpas_dbus_error_invalid_args(message,
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"Type must be a string");
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return -1;
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}
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dbus_message_iter_get_basic(&variant_iter, &val);
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if (os_strcmp(val, "pin") == 0)
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params->type = 1;
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else if (os_strcmp(val, "pbc") == 0)
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params->type = 2;
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else {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Unknown type %s",
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val);
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*reply = wpas_dbus_error_invalid_args(message, val);
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return -1;
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}
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return 0;
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}
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static int wpas_dbus_handler_wps_bssid(DBusMessage *message,
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DBusMessageIter *entry_iter,
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struct wps_start_params *params,
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DBusMessage **reply)
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{
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DBusMessageIter variant_iter, array_iter;
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int len;
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dbus_message_iter_recurse(entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_ARRAY ||
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dbus_message_iter_get_element_type(&variant_iter) !=
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DBUS_TYPE_ARRAY) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Bssid type, "
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"byte array required");
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*reply = wpas_dbus_error_invalid_args(
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message, "Bssid must be a byte array");
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return -1;
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}
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dbus_message_iter_recurse(&variant_iter, &array_iter);
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dbus_message_iter_get_fixed_array(&array_iter, ¶ms->bssid, &len);
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if (len != ETH_ALEN) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Stsrt - Wrong Bssid length "
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"%d", len);
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*reply = wpas_dbus_error_invalid_args(message,
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"Bssid is wrong length");
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return -1;
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}
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return 0;
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}
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static int wpas_dbus_handler_wps_pin(DBusMessage *message,
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DBusMessageIter *entry_iter,
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struct wps_start_params *params,
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DBusMessage **reply)
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{
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DBusMessageIter variant_iter;
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dbus_message_iter_recurse(entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) !=
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DBUS_TYPE_STRING) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Wrong Pin type, "
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"string required");
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*reply = wpas_dbus_error_invalid_args(message,
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"Pin must be a string");
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return -1;
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}
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dbus_message_iter_get_basic(&variant_iter, ¶ms->pin);
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return 0;
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}
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static int wpas_dbus_handler_wps_start_entry(DBusMessage *message, char *key,
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DBusMessageIter *entry_iter,
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struct wps_start_params *params,
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DBusMessage **reply)
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{
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if (os_strcmp(key, "Role") == 0)
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return wpas_dbus_handler_wps_role(message, entry_iter,
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params, reply);
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else if (os_strcmp(key, "Type") == 0)
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return wpas_dbus_handler_wps_type(message, entry_iter,
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params, reply);
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else if (os_strcmp(key, "Bssid") == 0)
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return wpas_dbus_handler_wps_bssid(message, entry_iter,
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params, reply);
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else if (os_strcmp(key, "Pin") == 0)
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return wpas_dbus_handler_wps_pin(message, entry_iter,
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params, reply);
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - unknown key %s", key);
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*reply = wpas_dbus_error_invalid_args(message, key);
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return -1;
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}
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/**
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* wpas_dbus_handler_wps_start - Start WPS configuration
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* @message: Pointer to incoming dbus message
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@ -38,17 +186,14 @@
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DBusMessage * wpas_dbus_handler_wps_start(DBusMessage *message,
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struct wpa_supplicant *wpa_s)
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{
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DBusMessage * reply = NULL;
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DBusMessageIter iter, dict_iter, entry_iter, variant_iter, array_iter;
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char *key, *val;
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int role = 0; /* 0 - not set, 1 - enrollee, 2 - registrar */
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int type = 0; /* 0 - not set, 1 - pin, 2 - pbc */
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u8 *bssid = NULL;
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char *pin = NULL, npin[9] = { '\0' };
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int len, ret;
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DBusMessage *reply = NULL;
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DBusMessageIter iter, dict_iter, entry_iter;
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struct wps_start_params params;
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char *key;
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char npin[9] = { '\0' };
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int ret;
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os_memset(¶ms, 0, sizeof(params));
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dbus_message_iter_init(message, &iter);
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dbus_message_iter_recurse(&iter, &dict_iter);
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@ -59,130 +204,47 @@ DBusMessage * wpas_dbus_handler_wps_start(DBusMessage *message,
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dbus_message_iter_get_basic(&entry_iter, &key);
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dbus_message_iter_next(&entry_iter);
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if (os_strcmp(key, "Role") == 0) {
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dbus_message_iter_recurse(&entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) !=
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DBUS_TYPE_STRING) {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start"
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"[dbus]: "
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"wrong Role type. string required");
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return wpas_dbus_error_invalid_args(
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message, "Role must be a string");
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}
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dbus_message_iter_get_basic(&variant_iter, &val);
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if (os_strcmp(val, "enrollee") == 0)
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role = 1;
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else if (os_strcmp(val, "registrar") == 0)
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role = 2;
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else {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start[dbus]: "
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"unknown role %s", val);
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return wpas_dbus_error_invalid_args(message,
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val);
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}
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} else if (strcmp(key, "Type") == 0) {
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dbus_message_iter_recurse(&entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) !=
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DBUS_TYPE_STRING) {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start[dbus]: "
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"wrong Type type. string required");
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return wpas_dbus_error_invalid_args(
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message, "Type must be a string");
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}
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dbus_message_iter_get_basic(&variant_iter, &val);
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if (os_strcmp(val, "pin") == 0)
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type = 1;
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else if (os_strcmp(val, "pbc") == 0)
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type = 2;
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else {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start[dbus]: "
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"unknown type %s", val);
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return wpas_dbus_error_invalid_args(message,
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val);
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}
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} else if (strcmp(key, "Bssid") == 0) {
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dbus_message_iter_recurse(&entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) !=
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DBUS_TYPE_ARRAY ||
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dbus_message_iter_get_element_type(&variant_iter) !=
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DBUS_TYPE_ARRAY) {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start[dbus]: "
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"wrong Bssid type. byte array required");
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return wpas_dbus_error_invalid_args(
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message, "Bssid must be a byte array");
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}
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dbus_message_iter_recurse(&variant_iter, &array_iter);
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dbus_message_iter_get_fixed_array(&array_iter, &bssid,
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&len);
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if (len != ETH_ALEN) {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start[dbus]: "
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"wrong Bssid length %d", len);
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return wpas_dbus_error_invalid_args(
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message, "Bssid is wrong length");
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}
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}
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else if (os_strcmp(key, "Pin") == 0) {
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dbus_message_iter_recurse(&entry_iter, &variant_iter);
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if (dbus_message_iter_get_arg_type(&variant_iter) !=
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DBUS_TYPE_STRING) {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start[dbus]: "
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"wrong Pin type. string required");
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return wpas_dbus_error_invalid_args(
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message, "Pin must be a string");
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}
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dbus_message_iter_get_basic(&variant_iter, &pin);
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} else {
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wpa_printf(MSG_DEBUG,
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"wpas_dbus_handler_wps_start[dbus]: "
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"unknown key %s", key);
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return wpas_dbus_error_invalid_args(message, key);
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}
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if (wpas_dbus_handler_wps_start_entry(message, key,
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&entry_iter,
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¶ms, &reply))
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return reply;
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dbus_message_iter_next(&dict_iter);
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}
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if (role == 0) {
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wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
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"Role not specified");
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if (params.role == 0) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Role not specified");
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return wpas_dbus_error_invalid_args(message,
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"Role not specified");
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}
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else if (role == 1 && type == 0) {
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wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
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"Type not specified");
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} else if (params.role == 1 && params.type == 0) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Type not specified");
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return wpas_dbus_error_invalid_args(message,
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"Type not specified");
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}
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else if (role == 2 && pin == NULL) {
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wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
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"Pin required for registrar role.");
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} else if (params.role == 2 && params.pin == NULL) {
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start - Pin required for "
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"registrar role");
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return wpas_dbus_error_invalid_args(
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message, "Pin required for registrar role.");
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}
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if (role == 2)
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ret = wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
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else if (type == 1) {
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ret = wpas_wps_start_pin(wpa_s, bssid, pin);
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if (params.role == 2)
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ret = wpas_wps_start_reg(wpa_s, params.bssid, params.pin,
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NULL);
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else if (params.type == 1) {
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ret = wpas_wps_start_pin(wpa_s, params.bssid, params.pin);
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if (ret > 0)
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os_snprintf(npin, sizeof(npin), "%08d", ret);
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} else
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ret = wpas_wps_start_pbc(wpa_s, bssid);
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ret = wpas_wps_start_pbc(wpa_s, params.bssid);
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if (ret < 0) {
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wpa_printf(MSG_DEBUG, "wpas_dbus_handler_wps_start[dbus]: "
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"wpas_wps_failed in role %s and key %s.",
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(role == 1 ? "enrollee" : "registrar"),
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(type == 0 ? "" : (type == 1 ? "pin" : "pbc")));
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wpa_printf(MSG_DEBUG, "dbus: WPS.Start wpas_wps_failed in "
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"role %s and key %s",
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(params.role == 1 ? "enrollee" : "registrar"),
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(params.type == 0 ? "" :
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(params.type == 1 ? "pin" : "pbc")));
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return wpas_dbus_error_unknown_error(message,
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"wps start failed");
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"WPS start failed");
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}
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reply = dbus_message_new_method_return(message);
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