haiku/headers/private/kernel/MessagingServiceDefs.h
2013-11-06 00:03:07 +01:00

44 lines
911 B
C

/*
* Copyright 2005, Ingo Weinhold, bonefish@users.sf.net. All rights reserved.
* Distributed under the terms of the MIT License.
*/
// kernel - userland interface definitions
#ifndef MESSAGING_SERVICE_DEFS_H
#define MESSAGING_SERVICE_DEFS_H
#include <OS.h>
#include <messaging.h>
enum {
MESSAGING_COMMAND_SEND_MESSAGE = 0,
};
struct messaging_area_header {
int32 lock_counter;
int32 size; // set to 0, when area is discarded
area_id kernel_area;
area_id next_kernel_area;
int32 command_count;
int32 first_command;
int32 last_command;
};
struct messaging_command {
int32 next_command;
uint32 command;
int32 size; // == sizeof(messaging_command) + dataSize
char data[0];
};
struct messaging_command_send_message {
int32 message_size;
int32 target_count;
messaging_target targets[0]; // [target_count]
// char message[message_size];
};
#endif // MESSAGING_SERVICE_DEFS_H