start 802.11n

src/common/capwap_element_80211n_radioconf.c

@@ -0,0 +1,92 @@
+#include "capwap.h"
+#include "capwap_element.h"
+
+/*
+ *    0                   1                   2                   3
+ *    0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ *   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *   |    Radio ID   |S|P|N|G|B|     |    MaxSup MCS | Max MandMCS   |
+ *   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *   |    TxAntenna  |    RxAntenna  |         Reserved              |
+ *   +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *
+ * Type:   TBD1 for IEEE 802.11n WLAN Radio Configuration
+ *
+ */
+
+/* */
+static void
+capwap_80211n_radioconf_element_create(void *data,
+				       capwap_message_elements_handle handle,
+				       struct capwap_write_message_elements_ops *func)
+{
+	struct capwap_80211n_radioconf_element *element = (struct capwap_80211n_radioconf_element *)data;
+
+	ASSERT(data != NULL);
+
+	func->write_u8(handle, element->radioid);
+	func->write_u8(handle, element->flags & CAPWAP_80211N_RADIO_CONF_MASK);
+	func->write_u8(handle, element->maxsupmcs);
+	func->write_u8(handle, element->maxmandmcs);
+	func->write_u8(handle, element->txant);
+	func->write_u8(handle, element->rxant);
+	func->write_u16(handle, 0);
+}
+
+/* */
+static void *
+capwap_80211n_radioconf_element_parsing(capwap_message_elements_handle handle,
+					struct capwap_read_message_elements_ops *func)
+{
+	struct capwap_80211n_radioconf_element *data;
+	uint16_t reserved;
+	
+	ASSERT(handle != NULL);
+	ASSERT(func != NULL);
+
+	if (func->read_ready(handle) != 8) {
+		capwap_logging_debug("Invalid IEEE 802.11n Radio Configuration element");
+		return NULL;
+	}
+
+	/* */
+	data = (struct capwap_80211n_radioconf_element*)capwap_alloc(sizeof(struct capwap_80211n_radioconf_element));
+	memset(data, 0, sizeof(struct capwap_80211n_radioconf_element));
+
+	/* Retrieve data */
+	func->read_u8(handle, &data->radioid);
+	func->read_u8(handle, &data->flags);
+	func->read_u8(handle, &data->maxsupmcs);
+	func->read_u8(handle, &data->maxmandmcs);
+	func->read_u8(handle, &data->txant);
+	func->read_u8(handle, &data->rxant);
+	func->read_u16(handle, &reserved);
+
+	return data;
+}
+
+/* */
+static void *
+capwap_80211n_radioconf_element_clone(void *data)
+{
+	ASSERT(data != NULL);
+
+	return capwap_clone(data, sizeof(struct capwap_80211n_radioconf_element));
+}
+
+/* */
+static void
+capwap_80211n_radioconf_element_free(void* data)
+{
+	ASSERT(data != NULL);
+	
+	capwap_free(data);
+}
+
+/* */
+struct capwap_message_elements_ops capwap_element_80211n_radioconf_ops = {
+	.create_message_element = capwap_80211n_radioconf_element_create,
+	.parsing_message_element = capwap_80211n_radioconf_element_parsing,
+	.clone_message_element = capwap_80211n_radioconf_element_clone,
+	.free_message_element = capwap_80211n_radioconf_element_free
+};