Sweden-Number/include/wine/server.h

107 lines
3.1 KiB
C

/*
* Definitions for the client side of the Wine server communication
*
* Copyright (C) 1998 Alexandre Julliard
*/
#ifndef __WINE_WINE_SERVER_H
#define __WINE_WINE_SERVER_H
#include "thread.h"
#include "ntddk.h"
#include "wine/exception.h"
#include "wine/server_protocol.h"
/* client communication functions */
struct __server_iovec
{
const void *ptr;
unsigned int size;
};
#define __SERVER_MAX_DATA 4
struct __server_request_info
{
union
{
union generic_request req; /* request structure */
union generic_reply reply; /* reply structure */
} u;
size_t size; /* size of request structure */
unsigned int data_count; /* count of request data pointers */
void *reply_data; /* reply data pointer */
struct __server_iovec data[__SERVER_MAX_DATA]; /* request variable size data */
};
extern unsigned int wine_server_call( void *req_ptr );
extern void wine_server_send_fd( int fd );
extern int wine_server_recv_fd( handle_t handle );
/* do a server call and set the last error code */
inline static unsigned int wine_server_call_err( void *req_ptr )
{
unsigned int res = wine_server_call( req_ptr );
if (res) SetLastError( RtlNtStatusToDosError(res) );
return res;
}
/* get the size of the variable part of the returned reply */
inline static size_t wine_server_reply_size( const void *reply )
{
return ((struct reply_header *)reply)->reply_size;
}
/* add some data to be sent along with the request */
inline static void wine_server_add_data( void *req_ptr, const void *ptr, unsigned int size )
{
struct __server_request_info * const req = req_ptr;
if (size)
{
req->data[req->data_count].ptr = ptr;
req->data[req->data_count++].size = size;
req->u.req.request_header.request_size += size;
}
}
/* set the pointer and max size for the reply var data */
inline static void wine_server_set_reply( void *req_ptr, void *ptr, unsigned int max_size )
{
struct __server_request_info * const req = req_ptr;
req->reply_data = ptr;
req->u.req.request_header.reply_size = max_size;
}
/* macros for server requests */
#define SERVER_START_REQ(type) \
do { \
struct __server_request_info __req; \
struct type##_request * const req = &__req.u.req.type##_request; \
const struct type##_reply * const reply = &__req.u.reply.type##_reply; \
__req.u.req.request_header.req = REQ_##type; \
__req.u.req.request_header.request_size = 0; \
__req.u.req.request_header.reply_size = 0; \
__req.size = sizeof(*req); \
__req.data_count = 0; \
(void)reply; \
do
#define SERVER_END_REQ \
while(0); \
} while(0)
/* non-exported functions */
extern void server_protocol_error( const char *err, ... ) WINE_NORETURN;
extern void server_protocol_perror( const char *err ) WINE_NORETURN;
extern const char *get_config_dir(void);
extern void CLIENT_InitServer(void);
extern void CLIENT_InitThread(void);
extern void CLIENT_BootDone( int debug_level );
extern int CLIENT_IsBootThread(void);
#endif /* __WINE_WINE_SERVER_H */