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Signed-off-by: hai007 <hais@google.com>
This commit is contained in:
hai007
2020-11-23 22:28:06 -08:00
parent 25bf896257
commit e6d52359cf
27 changed files with 500 additions and 742 deletions
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cpp/platform/api/wifi_lan.h
+13 -20
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@@ -6,6 +6,7 @@
#include "platform/base/byte_array.h"
#include "platform/base/input_stream.h"
#include "platform/base/listeners.h"
#include "platform/base/nsd_service_info.h"
#include "platform/base/output_stream.h"
#include "absl/strings/string_view.h"
@@ -13,23 +14,17 @@ namespace location {
namespace nearby {
namespace api {
// Opaque wrapper over a WifiLan service which contains packed
// |WifiLanServiceInfo| string name.
// Opaque wrapper over a WifiLan service which contains |NsdServiceInfo|.
class WifiLanService {
public:
virtual ~WifiLanService() = default;
// Returns the packed string of |WifiLanServiceInfo|. Note that the packed
// string would not include TXTRecord, which inheritor should save it in
// another store.
virtual std::string GetServiceName() const = 0;
// Returns the packed string of endpoint info with named key.
virtual std::string GetTxtRecord(const std::string& key) const = 0;
// Returns the local device's <IP address, port> as a pair.
// IP address is in byte sequence, in network order.
virtual std::pair<std::string, int> GetServiceAddress() const = 0;
// Returns the |NsdServiceInfo| which contains the packed string of
// |WifiLanServiceInfo| and the endpoint info with named key in a TXTRecord
// map.
// The details refer to
// https://developer.android.com/reference/android/net/nsd/NsdServiceInfo.html.
virtual NsdServiceInfo GetServiceInfo() const = 0;
};
class WifiLanSocket {
@@ -63,10 +58,8 @@ class WifiLanMedium {
public:
virtual ~WifiLanMedium() = default;
virtual bool StartAdvertising(
const std::string& service_id,
const std::string& wifi_lan_service_info_name,
const std::string& endpoint_info_name) = 0;
virtual bool StartAdvertising(const std::string& service_id,
const NsdServiceInfo& nsd_service_info) = 0;
virtual bool StopAdvertising(const std::string& service_id) = 0;
// Callback that is invoked when a discovered service is found or lost.
@@ -106,10 +99,10 @@ class WifiLanMedium {
// On success, returns a new WifiLanSocket.
// On error, returns nullptr.
virtual std::unique_ptr<WifiLanSocket> Connect(
WifiLanService& service, const std::string& service_id) = 0;
WifiLanService& wifi_lan_service, const std::string& service_id) = 0;
virtual WifiLanService* FindRemoteService(const std::string& ip_address,
int port) = 0;
virtual WifiLanService* GetRemoteService(const std::string& ip_address,
int port) = 0;
virtual std::pair<std::string, int> GetServiceAddress(
const std::string& service_id) = 0;