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// Copyright 2022 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_PLATFORM_MVM_STA_H_
#define SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_PLATFORM_MVM_STA_H_
#include <fidl/fuchsia.wlan.softmac/cpp/driver/wire.h>
#include <netinet/if_ether.h>
#include <zircon/types.h>
#include <array>
#include <cstdlib>
#include <memory>
#include <type_traits>
#include "banjo/associnfo.h"
#include "banjo/softmac.h"
extern "C" {
#include "third_party/iwlwifi/mvm/mvm.h"
} // extern "C"
#include "third_party/iwlwifi/platform/scoped_utils.h"
struct ieee80211_key_conf;
struct iwl_mvm_sta;
namespace wlan::iwlwifi {
// This class manages the lifetime of one instance of a iwl_mvm_sta, including associated state such
// as encryption keys.
class MvmSta {
public:
// Factory function for MvmSta instances.
static zx_status_t Create(struct iwl_mvm_vif* iwl_mvm_vif, const uint8_t bssid[ETH_ALEN],
std::unique_ptr<MvmSta>* mvm_sta_out);
~MvmSta();
// Set one of the keys for this station, which may be the pairwise, group, etc. key.
zx_status_t InstallKey(const fuchsia_wlan_softmac::wire::WlanKeyConfiguration* key_config);
// Get a key for this station, which may be used for TX.
struct ieee80211_key_conf* GetKey(wlan_key_type_t key_type);
const struct ieee80211_key_conf* GetKey(wlan_key_type_t key_type) const;
// Get the current station state.
enum iwl_sta_state GetState() const;
// Effect a change to the given station state.
zx_status_t ChangeState(enum iwl_sta_state state);
// Accessors.
struct iwl_mvm_sta* iwl_mvm_sta();
const struct iwl_mvm_sta* iwl_mvm_sta() const;
private:
explicit MvmSta(struct iwl_mvm_vif* iwl_mvm_vif, std::unique_ptr<struct iwl_mvm_sta> iwl_mvm_sta);
// Change the station state in each direction:
// * Up is from NOTEXIST -> AUTHORIZED
// * Down is from AUTHORIZED -> NOTEXIST
zx_status_t ChangeStateUp();
zx_status_t ChangeStateDown();
struct iwl_mvm_vif* iwl_mvm_vif_ = nullptr;
std::unique_ptr<struct iwl_mvm_sta> iwl_mvm_sta_;
std::array<unique_free_ptr<struct ieee80211_key_conf>, 5> ieee80211_key_confs_;
};
} // namespace wlan::iwlwifi
#endif // SRC_CONNECTIVITY_WLAN_DRIVERS_THIRD_PARTY_INTEL_IWLWIFI_PLATFORM_MVM_STA_H_