Sweden-Number/include/wine/server.h

100 lines
3.0 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 */
extern unsigned int wine_server_call( union generic_request *req, size_t size );
extern void server_protocol_error( const char *err, ... ) WINE_NORETURN;
extern void server_protocol_perror( const char *err ) WINE_NORETURN;
extern void wine_server_alloc_req( union generic_request *req, size_t size );
extern void wine_server_send_fd( int fd );
extern int wine_server_recv_fd( handle_t handle );
extern const char *get_config_dir(void);
/* do a server call and set the last error code */
inline static unsigned int __server_call_err( union generic_request *req, size_t size )
{
unsigned int res = wine_server_call( req, size );
if (res) SetLastError( RtlNtStatusToDosError(res) );
return res;
}
/* get a pointer to the variable part of the request */
inline static void *server_data_ptr( const void *req )
{
return (char *)NtCurrentTeb()->buffer + ((struct request_header *)req)->var_offset;
}
/* get the size of the variable part of the request */
inline static size_t server_data_size( const void *req )
{
return ((struct request_header *)req)->var_size;
}
/* exception support for server calls */
extern DWORD __wine_server_exception_handler( PEXCEPTION_RECORD record, EXCEPTION_FRAME *frame,
CONTEXT *context, EXCEPTION_FRAME **pdispatcher );
struct __server_exception_frame
{
EXCEPTION_FRAME frame;
unsigned int buffer_pos; /* saved buffer position */
};
/* macros for server requests */
#define SERVER_START_REQ(type) \
do { \
union generic_request __req; \
struct type##_request * const req = &__req.type; \
__req.header.req = REQ_##type; \
__req.header.var_size = 0; \
do
#define SERVER_END_REQ \
while(0); \
} while(0)
#define SERVER_START_VAR_REQ(type,size) \
do { \
struct __server_exception_frame __f; \
union generic_request __req; \
struct type##_request * const req = &__req.type; \
__f.frame.Handler = __wine_server_exception_handler; \
__f.buffer_pos = NtCurrentTeb()->buffer_pos; \
__wine_push_frame( &__f.frame ); \
__req.header.req = REQ_##type; \
wine_server_alloc_req( &__req, (size) ); \
do
#define SERVER_END_VAR_REQ \
while(0); \
NtCurrentTeb()->buffer_pos = __f.buffer_pos; \
__wine_pop_frame( &__f.frame ); \
} while(0)
#define SERVER_CALL() (wine_server_call( &__req, sizeof(*req) ))
#define SERVER_CALL_ERR() (__server_call_err( &__req, sizeof(*req) ))
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 */