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104 lines
2.9 KiB
C
104 lines
2.9 KiB
C
#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum
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{
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kMacSocket_TimeoutErr = -2
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};
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// Since MacSocket does busy waiting, I do a callback while waiting
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typedef OSErr (*MacSocket_IdleWaitCallback)(void *);
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// Call this before anything else!
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OSErr MacSocket_Startup(void);
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// Call this to cleanup before quitting
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OSErr MacSocket_Shutdown(void);
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// Call this to allocate a "socket" (reference number is returned in outSocketNum)
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// Note that inDoThreadSwitching is pretty much irrelevant right now, since I ignore it
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// The inTimeoutTicks parameter is applied during reads/writes of data
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// The inIdleWaitCallback parameter specifies a callback which is called during busy-waiting periods
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// The inUserRefPtr parameter is passed back to the idle-wait callback
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OSErr MacSocket_socket(int *outSocketNum,const Boolean inDoThreadSwitching,const long inTimeoutTicks,MacSocket_IdleWaitCallback inIdleWaitCallback,void *inUserRefPtr);
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// Call this to connect to an IP/DNS address
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// Note that inTargetAddressAndPort is in "IP:port" format-- e.g. 10.1.1.1:123
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OSErr MacSocket_connect(const int inSocketNum,char *inTargetAddressAndPort);
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// Call this to listen on a port
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// Since this a low-performance implementation, I allow a maximum of 1 (one!) incoming request when I listen
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OSErr MacSocket_listen(const int inSocketNum,const int inPortNum);
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// Call this to close a socket
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OSErr MacSocket_close(const int inSocketNum);
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// Call this to receive data on a socket
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// Most parameters' purpose are obvious-- except maybe "inBlock" which controls whether I wait for data or return immediately
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int MacSocket_recv(const int inSocketNum,void *outBuff,int outBuffLength,const Boolean inBlock);
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// Call this to send data on a socket
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int MacSocket_send(const int inSocketNum,const void *inBuff,int inBuffLength);
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// If zero bytes were read in a call to MacSocket_recv(), it may be that the remote end has done a half-close
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// This function will let you check whether that's true or not
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Boolean MacSocket_RemoteEndIsClosing(const int inSocketNum);
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// Call this to see if the listen has completed after a call to MacSocket_listen()
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Boolean MacSocket_ListenCompleted(const int inSocketNum);
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// These really aren't very useful anymore
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Boolean MacSocket_LocalEndIsOpen(const int inSocketNum);
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Boolean MacSocket_RemoteEndIsOpen(const int inSocketNum);
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// You may wish to change the userRefPtr for a socket callback-- use this to do it
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void MacSocket_SetUserRefPtr(const int inSocketNum,void *inNewRefPtr);
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// Call these to get the socket's IP:port descriptor
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void MacSocket_GetLocalIPAndPort(const int inSocketNum,char *outIPAndPort,const int inIPAndPortLength);
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void MacSocket_GetRemoteIPAndPort(const int inSocketNum,char *outIPAndPort,const int inIPAndPortLength);
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// Call this to get error info from a socket
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void MacSocket_GetSocketErrorInfo(const int inSocketNum,int *outSocketErrCode,char *outSocketErrString,const int inSocketErrStringMaxLength);
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#ifdef __cplusplus
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}
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#endif
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