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Commit 28ab405fc0f9 authored by Jean-Francois Pieronne's avatar Jean-Francois Pieronne
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src/dclinabox/wslib.h initial version

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/*****************************************************************************/
/*
wslib.h
*/
/*****************************************************************************/
#ifndef WSLIB_H_LOADED
#define WSLIB_H_LOADED 1
#include <in.h>
#include <socket.h>
/* mainly to allow easy use of the __unaligned directive */
#define ULONGPTR __unaligned unsigned long*
#define USHORTPTR __unaligned unsigned short*
#define INT64PTR __unaligned __int64*
/* constants that can be passed to WsLibClose() as the status code */
#define WSLIB_CLOSE_NORMAL 1000
#define WSLIB_CLOSE_BYEBYE 1001
#define WSLIB_CLOSE_PROTOCOL 1002
#define WSLIB_CLOSE_UNACCEPT 1003
#define WSLIB_CLOSE_RESERVE1 1004
#define WSLIB_CLOSE_RESERVE2 1005
#define WSLIB_CLOSE_RESERVE3 1006
#define WSLIB_CLOSE_DATA 1007
#define WSLIB_CLOSE_POLICY 1008
#define WSLIB_CLOSE_TOOBIG 1009
#define WSLIB_CLOSE_EXTENSION 1010
#define WSLIB_CLOSE_UNEXPECT 1011
#define WSLIB_CLOSE_BANG -1
#define WSLIB_ASYNCH ((void*)-1)
#define WSLIB_BIT_FIN 0x80
#define WSLIB_BIT_RSV1 0x40
#define WSLIB_BIT_RSV2 0x20
#define WSLIB_BIT_RSV3 0x10
#define WSLIB_OPCODE_CONTIN 0x0
#define WSLIB_OPCODE_TEXT 0x1
#define WSLIB_OPCODE_BINARY 0x2
#define WSLIB_OPCODE_CLOSE 0x8
#define WSLIB_OPCODE_PING 0x9
#define WSLIB_OPCODE_PONG 0xA
#define WSLIB_GUID "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
#define WSLIB_GUID_LEN 36
#define WSLIB_WEBSOCKET_VERSION "13, 8"
/********************/
/* TCP/IP CONSTANTS */
/********************/
/* from TCPIP$INETDEF.H */
#define INET_PROTYP$C_STREAM 1
#define INETACP$C_TRANS 2
#define INETACP_FUNC$C_GETHOSTBYNAME 1
#define INETACP_FUNC$C_GETHOSTBYADDR 2
#define TCPIP$C_TCP 6
#define TCPIP$C_AF_INET 2
#define TCPIP$C_DSC_ALL 2
#define TCPIP$C_FULL_DUPLEX_CLOSE 8192
#define TCPIP$C_MSG_PEEK 2
#define TCPIP$C_REUSEADDR 4
#define TCPIP$C_SOCK_NAME 4
#define TCPIP$C_SOCKOPT 1
#define TCPIP$C_TCPOPT 6
#define TCPIP$C_TCP_NODELAY 1
#define TCPIP$C_TCP_NODELACK 9
/*******************/
/* data structures */
/*******************/
struct WsLibItemList2
{
unsigned short buf_len;
unsigned short item;
void *buf_addr;
};
static struct WsLibIOsb {
unsigned short iosb$w_status;
unsigned short iosb$w_bcnt;
unsigned int iosb$l_reserved;
};
/* frame data structure */
struct WsLibFrmStruct
{
char *DataPtr,
*MaskedPtr,
*MrsDataPtr;
int DataCount,
DataSize,
FrameCount,
FrameFinBit,
FrameMaskBit,
FrameOpcode,
FramePayload,
FrameRsv,
IoRead,
MaskCount,
MrsDataCount,
MrsWriteCount,
ReadSize,
WriteCount;
/* sufficient extra space to accomodate <=125 byte transmitted data */
unsigned char FrameHeader [2+4+125],
MaskingKey [4];
struct WsLibIOsb IOsb;
struct WsLibMsgStruct *WsLibMsgPtr;
};
/* message data structure */
struct WsLibMsgStruct
{
char *DataPtr,
*Utf8Ptr;
int DataCount,
DataMax,
DataSize,
MsgOpcode,
MsgStatus,
Utf8Count,
WriteCount;
unsigned int Utf8State;
/* small string describing any specifics of the close */
char CloseMsg [32];
struct WsLibFrmStruct FrameData;
void (*AstFunction)();
struct WsLibStruct *WsLibPtr;
};
/* WebSocket data structure */
struct WsLibStruct
{
unsigned long CalloutInProgress,
ClientAcceptSize,
ClientHeaderSize,
ClientKeySize,
ClientServerPort,
ClientServerSize,
ClientUriSize,
FrameMaxSize,
InBufferCount,
InBufferSize,
InputDataCount,
InputDataMax,
InputDataSize,
InputFinBit,
InputMrs,
InputOpcode,
InputStatus,
MsgLineNumber,
MsgStringLength,
MsgStringSize,
Opcode,
OutBufferSize,
OutputDataCount,
OutputMrs,
OutputStatus,
QueuedInput,
QueuedOutput,
SetBinary,
SetAscii,
SetUtf8,
WatchScript,
WatchDogCloseTime,
WatchDogCloseSecs,
WatchDogIdleSecs,
WatchDogIdleTime,
WatchDogPingCount,
WatchDogPingSecs,
WatchDogPingTime,
WatchDogReadSecs,
WatchDogReadTime,
WatchDogWakeSecs,
WatchDogWakeTime,
WebSocketClosed,
WebSocketShut,
WebSocketVersion,
RoleClient;
unsigned long InputCount [2],
InputMsgCount [2],
MsgBinTime [2],
OutputCount [2],
OutputMsgCount [2];
unsigned short InputChannel,
OutputChannel,
SocketChannel;
char InputDevName [64],
OutputDevName [64];
char *ClientAcceptPtr,
*ClientHeaderPtr,
*ClientKeyPtr,
*ClientServerPtr,
*ClientUriPtr,
*InBufferPtr,
*InputDataPtr,
*InFramePtr,
*MsgStringPtr,
*MsgDataPtr,
*OutBufferPtr,
*OutputDataPtr,
*ServerAcceptPtr,
*ServerConnectionPtr,
*ServerSoftwarePtr,
*ServerUpgradePtr;
void (*CalloutAstFunction)(),
(*ConnectAstFunction)(),
(*DestroyAstFunction)(),
(*MsgCallbackFunction)(),
(*PongCallbackFunction)(),
(*WakeCallbackFunction)();
struct dsc$descriptor_s CalloutDataDsc,
MsgDsc,
InputDataDsc,
InputDevDsc,
OutputDataDsc,
OutputDevDsc;
struct dsc$descriptor_s *ReadDscPtr;
struct sockaddr_in SocketName;
int SocketNameItem [2];
struct WsLibIOsb InputIOsb,
OutputIOsb,
SocketIOsb;
void *UserDataPtr;
struct WsLibStruct *NextPtr;
};
/***********************/
/* function prototypes */
/***********************/
struct WsLibStruct* WsLibCreate (void*, void*);
void* WsLibDestroy (struct WsLibStruct*);
struct WsLibStruct* WsLibNext (struct WsLibStruct**);
void WsLibSetUserData (struct WsLibStruct*, void*);
void* WsLibGetUserData (struct WsLibStruct*);
int WsLibSetBinary (struct WsLibStruct*);
int WsLibIsSetBinary (struct WsLibStruct*);
int WsLibSetFrameMax (struct WsLibStruct*, int);
int WsLibSetAscii (struct WsLibStruct*);
int WsLibIsSetAscii (struct WsLibStruct*);
int WsLibSetUtf8 (struct WsLibStruct*);
int WsLibIsSetUtf8 (struct WsLibStruct*);
int WsLibSetRoleClient (struct WsLibStruct*);
int WsLibSetRoleServer (struct WsLibStruct*);
int WsLibIsRoleClient (struct WsLibStruct*);
int WsLibUnFrame (struct WsLibStruct*);
int WsLibFromUtf8 (char*, int, char);
int WsLibFromUtf8Dsc (struct dsc$descriptor_s*, struct dsc$descriptor_s*, char);
int WsLibToUtf8 (char*, int, char*, int);
int WsLibToUtf8Dsc (struct dsc$descriptor_s*, struct dsc$descriptor_s*);
int WsLibOpen (struct WsLibStruct*);
int WsLib__Shut (struct WsLibStruct*);
int WsLibConnected (struct WsLibStruct*);
int WsLibPing (struct WsLibStruct*, char*, int);
int WsLibPingDsc (struct WsLibStruct*, struct dsc$descriptor_s*);
int WsLibPong (struct WsLibStruct*, char*, int);
void WsLibClose (struct WsLibStruct*, int, char*);
int WsLibIsClosed (struct WsLibStruct*);
static void WsLib__Close (struct WsLibFrmStruct*);
static void WsLib__DummyClose (struct WsLibStruct*);
static int WsLib__PingPong (struct WsLibStruct*, char*, int, int);
int WsLibRead (struct WsLibStruct*, char*, int, void*);
int WsLibReadDsc (struct WsLibStruct*, struct dsc$descriptor_s*,
struct dsc$descriptor_s*, void*);
char* WsLibReadData (struct WsLibStruct*);
int WsLibReadCount (struct WsLibStruct*);
struct dsc$descriptor_s* WsLibReadDataDsc (struct WsLibStruct*);
int WsLibReadFree (struct WsLibStruct*);
char* WsLibReadGrab (struct WsLibStruct*);
int WsLibReadIsBinary (struct WsLibStruct*);
int WsLibReadIsText (struct WsLibStruct*);
int WsLibReadStatus (struct WsLibStruct*);
unsigned long* WsLibReadTotal (struct WsLibStruct*);
unsigned long* WsLibReadMsgTotal (struct WsLibStruct*);
int WsLibWrite (struct WsLibStruct*, char*, int, void*);
int WsLibWriteDsc (struct WsLibStruct*, struct dsc$descriptor_s*, void*);
void WsLibWriteClose (struct WsLibStruct*, void*);
unsigned long* WsLibWriteTotal (struct WsLibStruct*);
unsigned long* WsLibWriteMsgTotal (struct WsLibStruct*);
void* WsLibSetCallout (struct WsLibStruct*, void*);
void* WsLibSetMsgCallback (struct WsLibStruct*, void*);
void* WsLibSetPingCallback (struct WsLibStruct*, void*);
void* WsLibSetPongCallback (struct WsLibStruct*, void*);
void* WsLibSetWakeCallback (struct WsLibStruct*, void*, int);
void WsLibSetCloseSecs (struct WsLibStruct*, int);
void WsLibSetIdleSecs (struct WsLibStruct*, int);
void WsLibSetLifeSecs (int);
void WsLibSetPingSecs (struct WsLibStruct*, int);
void WsLibSetReadSecs (struct WsLibStruct*, int);
char* WsLibCgiVar (char*);
char* WsLibCgiVarNull (char*);
void WsLibCgiPlusEof ();
void WsLibCgiPlusEot ();
void WsLibCgiPlusEsc ();
int WsLibIsCgiPlus ();
void WsLibCallout (struct WsLibStruct*, char*, ...);
void WsLibWatchScript (struct WsLibStruct*, char*, int, char*, ...);
char* WsLibVersion ();
void WsLibInit();
unsigned int WsLibTime();
void WsLibExit (struct WsLibStruct*, char*, int, int);
void WsLibFree (char*);
struct dsc$descriptor_s* WsLibMsgDsc (struct WsLibStruct*);
char* WsLibMsgString (struct WsLibStruct*);
int WsLibMsgLineNumber (struct WsLibStruct*);
void WsLibResetMsg (struct WsLibStruct *wsptr);
static void WsLib__DestroyChannel (unsigned long);
static void WsLib__MaskingKey (struct WsLibFrmStruct*);
static void WsLib__MsgCallback (struct WsLibStruct*, int, int, char*, ...);
static void WsLib__OutputAst (struct WsLibStruct*);
static void WsLib__OutputFreeAst (char*);
static void WsLib__Pong (struct WsLibFrmStruct*);
static void WsLib__ReadFrame (struct WsLibMsgStruct*);
static void WsLib__ReadHeader1Ast (struct WsLibFrmStruct*);
static void WsLib__ReadHeader2Ast (struct WsLibFrmStruct*);
static void WsLib__ReadDataAst (struct WsLibFrmStruct*);
static int WsLib__Utf8Legal (struct WsLibFrmStruct*);
static void WsLib__WatchDog ();
static void WsLib__WriteAst (struct WsLibFrmStruct*);
static void WsLib__WriteMrsAst (struct WsLibFrmStruct*);
static char* WsLib__OpCodeName (int);
/* for the WSLIBCL.C module */
int WsLibClBreakNow (struct WsLibStruct*);
int WsLibClConnect (struct WsLibStruct*, char*, int, char*, void*);
int WsLibClSocketStatus (struct WsLibStruct*);
int WsLibClSetSocketMrs (struct WsLibStruct*, int);
static void WsLibCl__ConnAst (struct WsLibStruct*);
static void WsLibCl__ConnRequAst (struct WsLibStruct*);
static void WsLibCl__ConnResp1Ast (struct WsLibStruct*);
static void WsLibCl__ConnResp2Ast (struct WsLibStruct*);
#endif /* WSLIB_H_LOADED */
/*****************************************************************************/
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