| /*************************************************************************** |
| * 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 */ |