Sweden-Number/include/server.h

269 lines
7.3 KiB
C

/*
* Wine server definitions
*
* Copyright (C) 1998 Alexandre Julliard
*/
#ifndef __WINE_SERVER_H
#define __WINE_SERVER_H
/* message header as sent on the wire */
struct header
{
unsigned int len; /* total msg length (including this header) */
unsigned int type; /* msg type */
unsigned int seq; /* sequence number */
};
/* max msg length (not including the header) */
#define MAX_MSG_LENGTH (16384 - sizeof(struct header))
/* data structure used to pass an fd with sendmsg/recvmsg */
struct cmsg_fd
{
int len; /* sizeof structure */
int level; /* SOL_SOCKET */
int type; /* SCM_RIGHTS */
int fd; /* fd to pass */
};
/* Request structures */
/* following are the definitions of all the client<->server */
/* communication format; requests are from client to server, */
/* replies are from server to client. All requests must have */
/* a corresponding structure; the replies can be empty in */
/* which case it isn't necessary to define a structure. */
/* Create a new thread from the context of the parent */
struct new_thread_request
{
void* pid; /* process id for the new thread (or 0 if none yet) */
};
struct new_thread_reply
{
void* tid; /* thread id */
int thandle; /* thread handle (in the current process) */
void* pid; /* process id (created if necessary) */
int phandle; /* process handle (in the current process) */
};
/* Initialize a thread; called from the child after fork()/clone() */
struct init_thread_request
{
int unix_pid; /* Unix pid of new thread */
};
/* Terminate a process */
struct terminate_process_request
{
int handle; /* process handle to terminate */
int exit_code; /* process exit code */
};
/* Terminate a thread */
struct terminate_thread_request
{
int handle; /* thread handle to terminate */
int exit_code; /* thread exit code */
};
/* Retrieve information about a process */
struct get_process_info_request
{
int handle; /* process handle */
};
struct get_process_info_reply
{
void* pid; /* server process id */
int exit_code; /* process exit code */
};
/* Retrieve information about a thread */
struct get_thread_info_request
{
int handle; /* thread handle */
};
struct get_thread_info_reply
{
void* pid; /* server thread id */
int exit_code; /* thread exit code */
};
/* Close a handle for the current process */
struct close_handle_request
{
int handle; /* handle to close */
};
/* Duplicate a handle */
struct dup_handle_request
{
int src_process; /* src process handle */
int src_handle; /* src handle to duplicate */
int dst_process; /* dst process handle */
int dst_handle; /* handle to duplicate to (or -1 for any) */
unsigned int access; /* wanted access rights */
int inherit; /* inherit flag */
int options; /* duplicate options (see below) */
};
struct dup_handle_reply
{
int handle; /* duplicated handle in dst process */
};
/* Open a handle to a process */
struct open_process_request
{
void* pid; /* process id to open */
unsigned int access; /* wanted access rights */
int inherit; /* inherit flag */
};
struct open_process_reply
{
int handle; /* handle to the process */
};
/* Wait for handles */
struct select_request
{
int count; /* handles count */
int flags; /* wait flags (see below) */
int timeout; /* timeout in ms */
/* int handles[] */
};
struct select_reply
{
int signaled; /* signaled handle */
};
#define SELECT_ALL 1
#define SELECT_MSG 2
#define SELECT_ALERTABLE 4
#define SELECT_TIMEOUT 8
/* Create an event */
struct create_event_request
{
int manual_reset; /* manual reset event */
int initial_state; /* initial state of the event */
int inherit; /* inherit flag */
/* char name[] */
};
struct create_event_reply
{
int handle; /* handle to the event */
};
/* Event operation */
struct event_op_request
{
int handle; /* handle to event */
int op; /* event operation (see below) */
};
enum event_op { PULSE_EVENT, SET_EVENT, RESET_EVENT };
/* Create a mutex */
struct create_mutex_request
{
int owned; /* initially owned? */
int inherit; /* inherit flag */
/* char name[] */
};
struct create_mutex_reply
{
int handle; /* handle to the mutex */
};
/* Release a mutex */
struct release_mutex_request
{
int handle; /* handle to the mutex */
};
/* Create a semaphore */
struct create_semaphore_request
{
unsigned int initial; /* initial count */
unsigned int max; /* maximum count */
int inherit; /* inherit flag */
/* char name[] */
};
struct create_semaphore_reply
{
int handle; /* handle to the semaphore */
};
/* Release a semaphore */
struct release_semaphore_request
{
int handle; /* handle to the semaphore */
unsigned int count; /* count to add to semaphore */
};
struct release_semaphore_reply
{
unsigned int prev_count; /* previous semaphore count */
};
/* Open a named object (event, mutex, semaphore) */
struct open_named_obj_request
{
int type; /* object type (see below) */
unsigned int access; /* wanted access rights */
int inherit; /* inherit flag */
/* char name[] */
};
enum open_named_obj { OPEN_EVENT, OPEN_MUTEX, OPEN_SEMAPHORE };
struct open_named_obj_reply
{
int handle; /* handle to the object */
};
/* client-side functions */
#ifndef __WINE_SERVER__
/* client communication functions */
enum request;
#define CHECK_LEN(len,wanted) \
if ((len) == (wanted)) ; \
else CLIENT_ProtocolError( __FUNCTION__ ": len %d != %d\n", (len), (wanted) );
extern void CLIENT_ProtocolError( const char *err, ... );
extern void CLIENT_SendRequest( enum request req, int pass_fd,
int n, ... /* arg_1, len_1, etc. */ );
extern unsigned int CLIENT_WaitReply( int *len, int *passed_fd,
int n, ... /* arg_1, len_1, etc. */ );
struct _THDB;
extern int CLIENT_NewThread( struct _THDB *thdb, int *thandle, int *phandle );
extern int CLIENT_InitThread(void);
extern int CLIENT_TerminateProcess( int handle, int exit_code );
extern int CLIENT_TerminateThread( int handle, int exit_code );
extern int CLIENT_CloseHandle( int handle );
extern int CLIENT_DuplicateHandle( int src_process, int src_handle, int dst_process,
int dst_handle, DWORD access, BOOL32 inherit, DWORD options );
extern int CLIENT_GetThreadInfo( int handle, struct get_thread_info_reply *reply );
extern int CLIENT_GetProcessInfo( int handle, struct get_process_info_reply *reply );
extern int CLIENT_OpenProcess( void *pid, DWORD access, BOOL32 inherit );
extern int CLIENT_Select( int count, int *handles, int flags, int timeout );
#endif /* __WINE_SERVER__ */
#endif /* __WINE_SERVER_H */