wine/include/dde_proc.h
1999-03-14 16:35:05 +00:00

64 lines
2.2 KiB
C

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