1 /*
2  * hidl interface for wpa_supplicant daemon
3  * Copyright (c) 2004-2016, Jouni Malinen <j@w1.fi>
4  * Copyright (c) 2004-2016, Roshan Pius <rpius@google.com>
5  *
6  * This software may be distributed under the terms of the BSD license.
7  * See README for more details.
8  */
9 
10 #ifndef WPA_SUPPLICANT_HIDL_P2P_NETWORK_H
11 #define WPA_SUPPLICANT_HIDL_P2P_NETWORK_H
12 
13 #include <android-base/macros.h>
14 
15 #include <android/hardware/wifi/supplicant/1.0/ISupplicantP2pNetwork.h>
16 #include <android/hardware/wifi/supplicant/1.0/ISupplicantP2pNetworkCallback.h>
17 
18 extern "C" {
19 #include "utils/common.h"
20 #include "utils/includes.h"
21 #include "wpa_supplicant_i.h"
22 }
23 
24 namespace android {
25 namespace hardware {
26 namespace wifi {
27 namespace supplicant {
28 namespace V1_0 {
29 namespace implementation {
30 
31 /**
32  * Implementation of P2pNetwork hidl object. Each unique hidl
33  * object is used for control operations on a specific network
34  * controlled by wpa_supplicant.
35  */
36 class P2pNetwork : public ISupplicantP2pNetwork
37 {
38 public:
39 	P2pNetwork(
40 	    struct wpa_global* wpa_global, const char ifname[], int network_id);
41 	~P2pNetwork() override = default;
42 	// Refer to |StaIface::invalidate()|.
43 	void invalidate();
44 	bool isValid();
45 
46 	// Hidl methods exposed.
47 	Return<void> getId(getId_cb _hidl_cb) override;
48 	Return<void> getInterfaceName(getInterfaceName_cb _hidl_cb) override;
49 	Return<void> getType(getType_cb _hidl_cb) override;
50 	Return<void> registerCallback(
51 	    const sp<ISupplicantP2pNetworkCallback>& callback,
52 	    registerCallback_cb _hidl_cb) override;
53 	Return<void> getSsid(getSsid_cb _hidl_cb) override;
54 	Return<void> getBssid(getBssid_cb _hidl_cb) override;
55 	Return<void> isCurrent(isCurrent_cb _hidl_cb) override;
56 	Return<void> isPersistent(isPersistent_cb _hidl_cb) override;
57 	Return<void> isGo(isGo_cb _hidl_cb) override;
58 	Return<void> setClientList(
59 	    const hidl_vec<hidl_array<uint8_t, 6>>& clients,
60 	    setClientList_cb _hidl_cb) override;
61 	Return<void> getClientList(getClientList_cb _hidl_cb) override;
62 
63 private:
64 	// Corresponding worker functions for the HIDL methods.
65 	std::pair<SupplicantStatus, uint32_t> getIdInternal();
66 	std::pair<SupplicantStatus, std::string> getInterfaceNameInternal();
67 	std::pair<SupplicantStatus, IfaceType> getTypeInternal();
68 	SupplicantStatus registerCallbackInternal(
69 	    const sp<ISupplicantP2pNetworkCallback>& callback);
70 	std::pair<SupplicantStatus, std::vector<uint8_t>> getSsidInternal();
71 	std::pair<SupplicantStatus, std::array<uint8_t, 6>> getBssidInternal();
72 	std::pair<SupplicantStatus, bool> isCurrentInternal();
73 	std::pair<SupplicantStatus, bool> isPersistentInternal();
74 	std::pair<SupplicantStatus, bool> isGoInternal();
75 	SupplicantStatus setClientListInternal(
76 	    const std::vector<hidl_array<uint8_t, 6>>& clients);
77 	std::pair<SupplicantStatus, std::vector<hidl_array<uint8_t, 6>>>
78 	getClientListInternal();
79 
80 	struct wpa_ssid* retrieveNetworkPtr();
81 	struct wpa_supplicant* retrieveIfacePtr();
82 
83 	// Reference to the global wpa_struct. This is assumed to be valid
84 	// for the lifetime of the process.
85 	const struct wpa_global* wpa_global_;
86 	// Name of the iface this network belongs to.
87 	const std::string ifname_;
88 	// Id of the network this hidl object controls.
89 	const int network_id_;
90 	bool is_valid_;
91 
92 	DISALLOW_COPY_AND_ASSIGN(P2pNetwork);
93 };
94 
95 }  // namespace implementation
96 }  // namespace V1_0
97 }  // namespace wifi
98 }  // namespace supplicant
99 }  // namespace hardware
100 }  // namespace android
101 
102 #endif  // WPA_SUPPLICANT_HIDL_P2P_NETWORK_H
103