kolibrios/programs/develop/libraries/menuetlibc/include/menuet/ipc.h
CleverMouse 4f5f25a6c2 add menuetlibc sources
git-svn-id: svn://kolibrios.org@1882 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-02-21 13:30:08 +00:00

22 lines
494 B
C
Executable File

#ifndef __MENUETOS_IPC_H
#define __MENUETOS_IPC_H
typedef struct {
volatile unsigned long lock;
unsigned long free_ptr;
char __mem[0];
} ipc_hdr_t;
typedef struct {
unsigned long sender_pid;
unsigned long msg_length;
char message[0];
} ipc_msg_t;
ipc_hdr_t * create_ipc(unsigned long size);
void register_ipc_mem(ipc_hdr_t * hdr);
void ipc_send_message(int dst_pid,ipc_msg_t * msg);
extern inline int ipc_messages_avail(ipc_hdr_t * hdr);
#endif