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