| 1 | /* $Id: asyncthread.h,v 1.13 2002-07-30 15:34:51 achimha Exp $ */
|
|---|
| 2 |
|
|---|
| 3 | /*
|
|---|
| 4 | * Async thread help functions
|
|---|
| 5 | *
|
|---|
| 6 | * Copyright 2000 Sander van Leeuwen (sandervl@xs4all.nl)
|
|---|
| 7 | *
|
|---|
| 8 | * Project Odin Software License can be found in LICENSE.TXT
|
|---|
| 9 | */
|
|---|
| 10 | #ifndef __ASYNCTHREAD_H__
|
|---|
| 11 | #define __ASYNCTHREAD_H__
|
|---|
| 12 |
|
|---|
| 13 | #include <vmutex.h>
|
|---|
| 14 | #include "vsemaphore.h"
|
|---|
| 15 |
|
|---|
| 16 | #define ASYNCCNV _Optlink
|
|---|
| 17 |
|
|---|
| 18 | typedef void (* ASYNCCNV ASYNCTHREADPROC)(void *);
|
|---|
| 19 |
|
|---|
| 20 | enum AsyncRequestType {
|
|---|
| 21 | ASYNC_GETHOSTBYNAME,
|
|---|
| 22 | ASYNC_GETHOSTBYADDR,
|
|---|
| 23 | ASYNC_GETPROTOBYNAME,
|
|---|
| 24 | ASYNC_GETPROTOBYNUMBER,
|
|---|
| 25 | ASYNC_GETSERVBYNAME,
|
|---|
| 26 | ASYNC_GETSERVBYPORT,
|
|---|
| 27 | ASYNC_SELECT
|
|---|
| 28 | } ;
|
|---|
| 29 |
|
|---|
| 30 | typedef struct _ASYNCTHREADPARM
|
|---|
| 31 | {
|
|---|
| 32 | BOOL fActive;
|
|---|
| 33 | BOOL fCancelled;
|
|---|
| 34 | BOOL fConnected;
|
|---|
| 35 | BOOL fWaitSelect;
|
|---|
| 36 | BOOL fRemoved; //async select
|
|---|
| 37 | AsyncRequestType request;
|
|---|
| 38 | LHANDLE hAsyncTaskHandle;
|
|---|
| 39 | HANDLE hThread; //handle of thread that started the async request
|
|---|
| 40 | ASYNCTHREADPROC asyncProc;
|
|---|
| 41 | VMutex *parmmutex;
|
|---|
| 42 | DWORD notifyHandle;
|
|---|
| 43 | DWORD notifyData;
|
|---|
| 44 | LPSTR buf;
|
|---|
| 45 | DWORD buflen;
|
|---|
| 46 | union {
|
|---|
| 47 | struct {
|
|---|
| 48 | LPSTR name;
|
|---|
| 49 | } gethostbyname;
|
|---|
| 50 | struct {
|
|---|
| 51 | LPSTR addr;
|
|---|
| 52 | int len;
|
|---|
| 53 | int type;
|
|---|
| 54 | } gethostbyaddr;
|
|---|
| 55 | struct {
|
|---|
| 56 | LPSTR name;
|
|---|
| 57 | } getprotobyname;
|
|---|
| 58 | struct {
|
|---|
| 59 | int number;
|
|---|
| 60 | } getprotobynumber;
|
|---|
| 61 | struct {
|
|---|
| 62 | LPSTR name;
|
|---|
| 63 | LPSTR proto;
|
|---|
| 64 | } getservbyname;
|
|---|
| 65 | struct {
|
|---|
| 66 | int port;
|
|---|
| 67 | LPSTR proto;
|
|---|
| 68 | } getservbyport;
|
|---|
| 69 | struct {
|
|---|
| 70 | VSemaphore *asyncSem;
|
|---|
| 71 | DWORD lEvents;
|
|---|
| 72 | DWORD lEventsPending;
|
|---|
| 73 | SOCKET s;
|
|---|
| 74 | int mode;
|
|---|
| 75 | // event bits to signal which event has occured
|
|---|
| 76 | DWORD lLastEvent;
|
|---|
| 77 | // error codes for all events
|
|---|
| 78 | int iErrorCode[FD_MAX_EVENTS];
|
|---|
| 79 | } asyncselect;
|
|---|
| 80 | } u;
|
|---|
| 81 | _ASYNCTHREADPARM *next;
|
|---|
| 82 | } ASYNCTHREADPARM, *PASYNCTHREADPARM;
|
|---|
| 83 |
|
|---|
| 84 | extern VMutex asyncThreadMutex;
|
|---|
| 85 | PASYNCTHREADPARM FindAsyncEvent(SOCKET s);
|
|---|
| 86 |
|
|---|
| 87 | ULONG QueueAsyncJob(ASYNCTHREADPROC asyncproc, PASYNCTHREADPARM pThreadParm, BOOL fSetBlocking = FALSE);
|
|---|
| 88 | void RemoveFromQueue(PASYNCTHREADPARM pThreadParm);
|
|---|
| 89 |
|
|---|
| 90 | void EnableAsyncEvent(SOCKET s, ULONG flags);
|
|---|
| 91 | BOOL QueryAsyncEvent(SOCKET s, int *pMode, ULONG *pNofityHandle, ULONG *pNofityData, ULONG *plEvent);
|
|---|
| 92 | BOOL FindAndSetAsyncEvent(SOCKET s, int mode, int notifyHandle, int notifyData, ULONG lEventMask);
|
|---|
| 93 |
|
|---|
| 94 | void WSACancelAllAsyncRequests();
|
|---|
| 95 |
|
|---|
| 96 | #endif //__ASYNCTHREAD_H__
|
|---|
