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‎.gitignore

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.DS_Store
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__MACOSX
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*.pbxuser
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!default.pbxuser
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*.mode1v3
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!default.mode1v3
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*.mode2v3
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!default.mode2v3
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*.perspectivev3
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!default.perspectivev3
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*.xcworkspace
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!default.xcworkspace
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xcuserdata
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profile
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*.moved-aside
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DerivedData
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.idea/
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Crashlytics.sh
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generatechangelog.sh
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Pods/

‎.gitmodules

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[submodule "Vendor/Protobuf"]
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path = Vendor/Protobuf
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url = https://github.com/alexeyxo/protobuf-swift.git
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[submodule "Vendor/SwiftyJSON"]
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path = Vendor/SwiftyJSON
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url = https://github.com/SwiftyJSON/SwiftyJSON.git

‎ChromeCastCore.xcodeproj/project.pbxproj

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‎ChromeCastCore.xcodeproj/project.xcworkspace/contents.xcworkspacedata

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‎ChromeCastCore.xcodeproj/project.xcworkspace/xcuserdata/inside.xcuserdatad/UserInterfaceState.xcuserstate

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‎ChromeCastCore.xcodeproj/xcuserdata/inside.xcuserdatad/xcschemes/ChromeCastCore.xcscheme

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<?xml version="1.0" encoding="UTF-8"?>
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<Scheme
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LastUpgradeVersion = "0800"
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version = "1.3">
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<BuildAction
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parallelizeBuildables = "YES"
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buildImplicitDependencies = "YES">
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<BuildActionEntries>
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<BuildActionEntry
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buildForTesting = "YES"
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buildForRunning = "YES"
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buildForProfiling = "YES"
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buildForArchiving = "YES"
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buildForAnalyzing = "YES">
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "DD674A371DB7E83400E1FC24"
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BuildableName = "ChromeCastCore.framework"
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BlueprintName = "ChromeCastCore"
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ReferencedContainer = "container:ChromeCastCore.xcodeproj">
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</BuildableReference>
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</BuildActionEntry>
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</BuildActionEntries>
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</BuildAction>
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<TestAction
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buildConfiguration = "Debug"
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selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
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selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
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shouldUseLaunchSchemeArgsEnv = "YES">
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<Testables>
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</Testables>
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<AdditionalOptions>
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</AdditionalOptions>
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</TestAction>
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<LaunchAction
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buildConfiguration = "Debug"
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selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
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selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
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launchStyle = "0"
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useCustomWorkingDirectory = "NO"
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ignoresPersistentStateOnLaunch = "NO"
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debugDocumentVersioning = "YES"
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debugServiceExtension = "internal"
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allowLocationSimulation = "YES">
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<MacroExpansion>
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "DD674A371DB7E83400E1FC24"
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BuildableName = "ChromeCastCore.framework"
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BlueprintName = "ChromeCastCore"
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ReferencedContainer = "container:ChromeCastCore.xcodeproj">
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</BuildableReference>
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</MacroExpansion>
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<AdditionalOptions>
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</AdditionalOptions>
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</LaunchAction>
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<ProfileAction
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buildConfiguration = "Release"
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shouldUseLaunchSchemeArgsEnv = "YES"
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savedToolIdentifier = ""
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useCustomWorkingDirectory = "NO"
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debugDocumentVersioning = "YES">
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<MacroExpansion>
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "DD674A371DB7E83400E1FC24"
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BuildableName = "ChromeCastCore.framework"
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BlueprintName = "ChromeCastCore"
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ReferencedContainer = "container:ChromeCastCore.xcodeproj">
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</BuildableReference>
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</MacroExpansion>
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</ProfileAction>
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<AnalyzeAction
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buildConfiguration = "Debug">
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</AnalyzeAction>
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<ArchiveAction
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buildConfiguration = "Release"
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revealArchiveInOrganizer = "YES">
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</ArchiveAction>
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</Scheme>

‎ChromeCastCore.xcodeproj/xcuserdata/inside.xcuserdatad/xcschemes/xcschememanagement.plist

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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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<plist version="1.0">
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<dict>
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<key>SchemeUserState</key>
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<dict>
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<key>ChromeCastCore.xcscheme</key>
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<dict>
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<key>orderHint</key>
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<integer>1</integer>
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</dict>
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</dict>
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<key>SuppressBuildableAutocreation</key>
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<dict>
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<key>DD674A371DB7E83400E1FC24</key>
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<dict>
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<key>primary</key>
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<true/>
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</dict>
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</dict>
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</dict>
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</plist>

‎ChromeCastCore/CASTV2PlatformReader.h

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//
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// CASTV2PlatformReader.h
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// ChromeCastCore
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//
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// Created by Guilherme Rambo on 20/10/16.
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// Copyright © 2016 Guilherme Rambo. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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NS_ASSUME_NONNULL_BEGIN
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@interface CASTV2PlatformReader : NSObject
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- (instancetype)initWithStream:(NSInputStream *)stream;
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- (void)readStream;
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- (NSData *__nullable)nextMessage;
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@end
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NS_ASSUME_NONNULL_END

‎ChromeCastCore/CASTV2PlatformReader.m

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//
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// CASTV2PlatformReader.m
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// ChromeCastCore
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//
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// Created by Guilherme Rambo on 20/10/16.
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// Copyright © 2016 Guilherme Rambo. All rights reserved.
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//
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#import "CASTV2PlatformReader.h"
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#define MAX_BUFFER_LENGTH 8192
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@interface CASTV2PlatformReader ()
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@property (strong) NSInputStream *stream;
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@property (assign) NSUInteger readPosition;
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@property (strong) NSMutableData *buffer;
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@end
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@implementation CASTV2PlatformReader
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- (instancetype)initWithStream:(NSInputStream *)stream
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{
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self = [super init];
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self.stream = stream;
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self.buffer = [[NSMutableData alloc] initWithCapacity:MAX_BUFFER_LENGTH];
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return self;
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}
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- (void)readStream
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{
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@synchronized (self) {
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NSInteger totalBytesRead = 0;
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size_t bufferSize = 32;
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while (self.stream.hasBytesAvailable) {
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uint8_t *bytes = malloc(sizeof(uint8_t) * bufferSize);
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NSInteger bytesRead = [self.stream read:bytes maxLength:bufferSize];
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if (bytesRead < 0) continue;
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[self.buffer appendBytes:(const void *)bytes length:bytesRead];
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free(bytes);
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totalBytesRead += bytesRead;
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}
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}
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}
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- (NSData *)nextMessage
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{
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@synchronized (self) {
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size_t headerSize = sizeof(SInt32);
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// no data yet
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if (self.buffer.length - self.readPosition < headerSize) return nil;
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// read message header (contains the size of the payload)
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const void *bufferPtr = self.buffer.bytes + self.readPosition;
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SInt32 header = 0;
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memcpy(&header, bufferPtr, headerSize);
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SInt32 payloadSize = CFSwapInt32BigToHost(header);
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// increment buffer reading position
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self.readPosition += headerSize;
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NSUInteger payloadEnd = self.readPosition + payloadSize;
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// see if there's a full message in the buffer for us to read
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if (payloadEnd > self.buffer.length || payloadSize > self.buffer.length - self.readPosition || payloadSize < 0) {
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// message has not arrived yet
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self.readPosition -= headerSize;
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return nil;
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}
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// memory to hold the actual message payload
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void *message = malloc(payloadSize);
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memcpy(message, (self.buffer.bytes + self.readPosition), payloadSize);
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// increment buffer reading position for the next call
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self.readPosition += payloadSize;
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[self resetBufferIfNeeded];
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return [[NSData alloc] initWithBytesNoCopy:message length:payloadSize freeWhenDone:YES];
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}
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}
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- (void)resetBufferIfNeeded {
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if (self.buffer.length < MAX_BUFFER_LENGTH) return;
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@synchronized (self) {
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// store the bytes remaining on the buffer to be used later
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size_t remainingBytes = self.buffer.length - self.readPosition;
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void *rest = malloc(remainingBytes);
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memcpy(rest, (self.buffer.bytes + self.readPosition), remainingBytes);
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// allocate the new buffer
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self.buffer = [[NSMutableData alloc] initWithBytes:(const void *)rest length:remainingBytes];
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// reset read position
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self.readPosition = 0;
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NSLog(@"BUFFER RESET WITH %zu bytes remaining", remainingBytes);
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}
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}
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@end

‎ChromeCastCore/CASTV2Protocol.swift

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//
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// CASTV2Protocol.swift
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// ChromeCastCore
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//
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// Created by Guilherme Rambo on 21/10/16.
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// Copyright © 2016 Guilherme Rambo. All rights reserved.
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//
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import Foundation
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enum CastNamespace: String {
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case connection = "urn:x-cast:com.google.cast.tp.connection"
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case heartbeat = "urn:x-cast:com.google.cast.tp.heartbeat"
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case receiver = "urn:x-cast:com.google.cast.receiver"
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case media = "urn:x-cast:com.google.cast.media"
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}
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enum CastMessageType: String {
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case ping = "PING"
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case pong = "PONG"
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case connect = "CONNECT"
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case close = "CLOSE"
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case status = "RECEIVER_STATUS"
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case launch = "LAUNCH"
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case load = "LOAD"
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case statusRequest = "GET_STATUS"
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case availableApps = "GET_APP_AVAILABILITY"
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case mediaStatus = "MEDIA_STATUS"
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}
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extension CastMessageType {
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var needsRequestId: Bool {
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switch self {
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case .launch, .load, .statusRequest: return true
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default: return false
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}
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}
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}
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struct CastJSONPayloadKeys {
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static let type = "type"
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static let requestId = "requestId"
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static let status = "status"
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static let applications = "applications"
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static let appId = "appId"
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static let displayName = "displayName"
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static let sessionId = "sessionId"
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static let transportId = "transportId"
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static let statusText = "statusText"
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static let isIdleScreen = "isIdleScreen"
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static let namespaces = "namespaces"
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static let volume = "volume"
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static let controlType = "controlType"
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static let level = "level"
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static let muted = "muted"
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static let mediaSessionId = "mediaSessionId"
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}
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struct CastConstants {
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static let senderName = "sender-0"
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static let receiverName = "receiver-0"
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}

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