113 lines
3.6 KiB
C
113 lines
3.6 KiB
C
/*
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* Definitions for the client side of the Wine server communication
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*
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* Copyright (C) 1998 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __WINE_WINE_SERVER_H
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#define __WINE_WINE_SERVER_H
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#include <stdarg.h>
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#include <windef.h>
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#include <winbase.h>
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#include <winreg.h>
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#include <winternl.h>
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#include <wine/server_protocol.h>
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/* client communication functions */
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struct __server_iovec
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{
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const void *ptr;
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unsigned int size;
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};
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#define __SERVER_MAX_DATA 5
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struct __server_request_info
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{
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union
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{
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union generic_request req; /* request structure */
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union generic_reply reply; /* reply structure */
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} u;
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unsigned int data_count; /* count of request data pointers */
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void *reply_data; /* reply data pointer */
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struct __server_iovec data[__SERVER_MAX_DATA]; /* request variable size data */
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};
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extern unsigned int wine_server_call( void *req_ptr );
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extern void wine_server_send_fd( int fd );
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extern int wine_server_fd_to_handle( int fd, unsigned int access, int inherit, obj_handle_t *handle );
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extern int wine_server_handle_to_fd( obj_handle_t handle, unsigned int access, int *unix_fd, int *flags );
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extern void wine_server_release_fd( obj_handle_t handle, int unix_fd );
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/* do a server call and set the last error code */
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inline static unsigned int wine_server_call_err( void *req_ptr )
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{
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unsigned int res = wine_server_call( req_ptr );
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if (res) SetLastError( RtlNtStatusToDosError(res) );
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return res;
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}
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/* get the size of the variable part of the returned reply */
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inline static size_t wine_server_reply_size( const void *reply )
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{
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return ((struct reply_header *)reply)->reply_size;
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}
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/* add some data to be sent along with the request */
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inline static void wine_server_add_data( void *req_ptr, const void *ptr, unsigned int size )
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{
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struct __server_request_info * const req = req_ptr;
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if (size)
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{
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req->data[req->data_count].ptr = ptr;
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req->data[req->data_count++].size = size;
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req->u.req.request_header.request_size += size;
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}
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}
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/* set the pointer and max size for the reply var data */
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inline static void wine_server_set_reply( void *req_ptr, void *ptr, unsigned int max_size )
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{
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struct __server_request_info * const req = req_ptr;
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req->reply_data = ptr;
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req->u.req.request_header.reply_size = max_size;
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}
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/* macros for server requests */
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#define SERVER_START_REQ(type) \
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do { \
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struct __server_request_info __req; \
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struct type##_request * const req = &__req.u.req.type##_request; \
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const struct type##_reply * const reply = &__req.u.reply.type##_reply; \
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memset( &__req.u.req, 0, sizeof(__req.u.req) ); \
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__req.u.req.request_header.req = REQ_##type; \
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__req.data_count = 0; \
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(void)reply; \
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do
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#define SERVER_END_REQ \
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while(0); \
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} while(0)
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#endif /* __WINE_WINE_SERVER_H */
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