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64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/***************************************************************************
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* Copyright 1995, Technion, Israel Institute of Technology
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* Electrical Eng, Software Lab.
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* Author: Michael Veksler.
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***************************************************************************
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* File: dde_proc.h
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* Purpose : DDE signals and processes functionality for DDE
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***************************************************************************
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*/
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#ifndef __WINE_DDE_PROC_H
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#define __WINE_DDE_PROC_H
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#ifdef CONFIG_IPC
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#include <setjmp.h>
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#include "windef.h"
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#include "windows.h"
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#define DDE_PROCS 64
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#define DDE_WINDOWS 64
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struct _dde_proc {
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int msg; /* message queue for this process */
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int shmid; /* first shared memory block id. */
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int sem; /* semaphore for fragment allocation */
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int pid;
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} ;
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typedef struct _dde_proc *dde_proc;
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extern sigjmp_buf env_wait_x;
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enum stop_wait_op { /* The action to be taken upon SIGUSR2 */
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CONT, /* Don't do anything */
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STOP_WAIT_ACK, /* Use siglongjmp to stop wait_ack() */
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STOP_WAIT_X /* siglongjmp to stop MSG_WaitXEvent() */
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};
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typedef struct {
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WORD proc_idx; /* index into wine's process table */
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HWND16 wnd; /* Window on the local proccess */
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} WND_DATA;
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extern enum stop_wait_op stop_wait_op;
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extern int had_SIGUSR2;
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extern int curr_proc_idx;
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void stop_wait(int a); /* signal handler for SIGUSR2
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(interrupts "select" system call) */
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void dde_proc_init(dde_proc proc); /* init proc array */
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void dde_proc_done(dde_proc proc); /* delete a proc entry */
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void dde_proc_refresh(dde_proc proc); /* delete entry, if old junk */
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void dde_proc_add(dde_proc proc); /* Add current proc to proc array */
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void dde_msg_setup(int *msg_ptr);
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int dde_reschedule();
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void dde_wnd_setup(); /* setup Data structure of DDE windows */
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/* Send ack. to hnd indicating that posted/sent msg. got to destination*/
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void dde_proc_send_ack(HWND16 wnd, BOOL val);
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BOOL DDE_PostMessage( MSG16 *msg);
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BOOL DDE_SendMessage( MSG16 *msg);
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int DDE_GetRemoteMessage();
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void DDE_DestroyWindow(HWND16 hwnd); /* delete DDE info regarding hwnd */
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void DDE_TestDDE(HWND16 hwnd); /* do we have dde handling in the window ?*/
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#endif /* CONFIG_IPC */
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#endif /* __WINE_DDE_PROC_H */
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