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/* Copyright (C) 2009-2010 Mikkel Krautz <mikkel@krautz.dk>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
- Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
- Neither the name of the Mumble Developers nor the names of its
contributors may be used to endorse or promote products derived from this
software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import <Security/Security.h>
#define MKConnectionPingInterval 5.0f
@class MKConnection;
@class MKPacketDataStream;
@class MKCryptState;
@class MKCertificate;
typedef enum {
UDPVoiceCELTAlphaMessage = 0,
UDPPingMessage,
UDPVoiceSpeexMessage,
UDPVoiceCELTBetaMessage
} MKUDPMessageType;
typedef enum {
VersionMessage = 0,
UDPTunnelMessage,
AuthenticateMessage,
PingMessage,
RejectMessage,
ServerSyncMessage,
ChannelRemoveMessage,
ChannelStateMessage,
UserRemoveMessage,
UserStateMessage,
BanListMessage,
TextMessageMessage,
PermissionDeniedMessage,
ACLMessage,
QueryUsersMessage,
CryptSetupMessage,
ContextActionAddMessage,
ContextActionMessage,
UserListMessage,
VoiceTargetMessage,
PermissionQueryMessage,
CodecVersionMessage,
UserStatsMessage,
RequestBlobMessage,
ServerConfigMessage,
} MKMessageType;
typedef enum {
MKRejectReasonNone = 0,
MKRejectReasonWrongVersion,
MKRejectReasonInvalidUsername,
MKRejectReasonWrongUserPassword,
MKRejectReasonWrongServerPassword,
MKRejectReasonUsernameInUse,
MKRejectReasonServerIsFull,
MKRejectReasonNoCertificate
} MKRejectReason;
/*
* MKConnectionDelegate
*/
@protocol MKConnectionDelegate
- (void) connectionOpened:(MKConnection *)conn;
- (void) connectionClosed:(MKConnection *)conn;
- (void) connection:(MKConnection *)conn trustFailureInCertificateChain:(NSArray *)chain;
- (void) connection:(MKConnection *)conn rejectedWithReason:(MKRejectReason)reason explanation:(NSString *)explanation;
@end
@protocol MKMessageHandler
- (void) connection:(MKConnection *)conn handleBanListMessage: /* MPBanList */ (id)msg;
- (void) connection:(MKConnection *)conn handleServerSyncMessage: /* MPServerSync */ (id)msg;
- (void) connection:(MKConnection *)conn handlePermissionDeniedMessage: /* MPPermissionDenied */ (id)msg;
- (void) connection:(MKConnection *)conn handleUserStateMessage: /* MPUserState */ (id)msg;
- (void) connection:(MKConnection *)conn handleUserRemoveMessage: /* MPUserRemove */ (id)msg;
- (void) connection:(MKConnection *)conn handleChannelStateMessage: /* MPChannelState */ (id)msg;
- (void) connection:(MKConnection *)conn handleChannelRemoveMessage: /* MPChannelRemove */ (id)msg;
- (void) connection:(MKConnection *)conn handleTextMessageMessage: /* MPTextMessage */ (id)msg;
- (void) connection:(MKConnection *)conn handleACLMessage: /* MPACL */ (id)msg;
- (void) connection:(MKConnection *)conn handleQueryUsersMessage: /* MPQueryUsers */ (id)msg;
- (void) connection:(MKConnection *)conn handleContextActionMessage: /* MPContextAction */ (id)msg;
- (void) connection:(MKConnection *)conn handleContextActionAddMessage: /* MPContextActionAdd */ (id)add;
- (void) connection:(MKConnection *)conn handleUserListMessage: /* MPUserList */ (id)msg;
- (void) connection:(MKConnection *)conn handleVoiceTargetMessage: /* MPVoiceTarget */ (id)msg;
- (void) connection:(MKConnection *)conn handlePermissionQueryMessage: /* MPPermissionQuery */ (id)msg;
@end
@interface MKConnection : NSThread <NSStreamDelegate> {
MKCryptState *_crypt;
MKMessageType packetType;
int packetLength;
int packetBufferOffset;
NSMutableData *packetBuffer;
NSString *_hostname;
NSUInteger _port;
BOOL _keepRunning;
BOOL _reconnect;
BOOL _forceTCP;
BOOL _udpAvailable;
unsigned long _connTime;
NSTimer *_pingTimer;
NSOutputStream *_outputStream;
NSInputStream *_inputStream;
BOOL _connectionEstablished;
BOOL _ignoreSSLVerification;
id _msgHandler;
id _delegate;
int _socket;
CFSocketRef _udpSock;
SecIdentityRef _clientIdentity;
// Codec info
NSInteger _alphaCodec;
NSInteger _betaCodec;
BOOL _preferAlpha;
// Server info.
NSString *_serverVersion;
NSString *_serverRelease;
NSString *_serverOSName;
NSString *_serverOSVersion;
NSMutableArray *_peerCertificates;
}
- (id) init;
- (void) dealloc;
#pragma mark -
- (void) connectToHost:(NSString *)hostName port:(NSUInteger)port;
- (void) reconnect;
- (void) disconnect;
- (BOOL) connected;
- (NSString *) hostname;
- (NSUInteger) port;
- (void) setClientIdentity:(SecIdentityRef)secIdentity;
- (SecIdentityRef) clientIdentity;
#pragma mark Server Info
- (NSString *) serverVersion;
- (NSString *) serverRelease;
- (NSString *) serverOSName;
- (NSString *) serverOSVersion;
#pragma mark -
- (void) authenticateWithUsername:(NSString *)user password:(NSString *)pass;
#pragma mark -
- (void) setMessageHandler: (id<MKMessageHandler>)messageHandler;
- (id) messageHandler;
- (void) setDelegate: (id<MKConnectionDelegate>)delegate;
- (id) delegate;
#pragma mark -
- (void) setIgnoreSSLVerification:(BOOL)flag;
- (NSArray *) peerCertificates;
- (void) setForceTCP:(BOOL)flag;
- (BOOL) forceTCP;
- (void) sendMessageWithType:(MKMessageType)messageType data:(NSData *)data;
- (void) sendVoiceData:(NSData *)data;
#pragma mark -
- (NSInteger) alphaCodec;
- (NSInteger) betaCodec;
- (BOOL) preferAlphaCodec;
@end
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