haiku/headers/private/kernel/port.h
Ingo Weinhold 7727e08e5f Added experimental public API get_port_message_info_etc(). It is similar
to port_buffer_size_etc(), but returns the info through a structure,
which also identifies the sender (uid, gid, team ID) of the message.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25003 a95241bf-73f2-0310-859d-f6bbb57e9c96
2008-04-17 17:46:02 +00:00

67 lines
2.0 KiB
C

/*
* Copyright 2005, Haiku Inc. All Rights Reserved.
* Distributed under the terms of the MIT license.
*/
#ifndef _KERNEL_PORT_H
#define _KERNEL_PORT_H
#include <thread.h>
#include <iovec.h>
struct kernel_args;
struct select_info;
#define PORT_FLAG_USE_USER_MEMCPY 0x80000000
#ifdef __cplusplus
extern "C" {
#endif
status_t port_init(struct kernel_args *args);
int delete_owned_ports(team_id owner);
int32 port_max_ports(void);
int32 port_used_ports(void);
status_t select_port(int32 object, struct select_info *info, bool kernel);
status_t deselect_port(int32 object, struct select_info *info, bool kernel);
// currently private API
status_t writev_port_etc(port_id id, int32 msgCode, const iovec *msgVecs,
size_t vecCount, size_t bufferSize, uint32 flags, bigtime_t timeout);
// temp: test
void port_test(void);
// user syscalls
port_id _user_create_port(int32 queueLength, const char *name);
status_t _user_close_port(port_id id);
status_t _user_delete_port(port_id id);
port_id _user_find_port(const char *portName);
status_t _user_get_port_info(port_id id, struct port_info *info);
status_t _user_get_next_port_info(team_id team, int32 *cookie,
struct port_info *info);
ssize_t _user_port_buffer_size_etc(port_id port, uint32 flags,
bigtime_t timeout);
ssize_t _user_port_count(port_id port);
ssize_t _user_read_port_etc(port_id port, int32 *msgCode,
void *msgBuffer, size_t bufferSize, uint32 flags,
bigtime_t timeout);
status_t _user_set_port_owner(port_id port, team_id team);
status_t _user_write_port_etc(port_id port, int32 msgCode,
const void *msgBuffer, size_t bufferSize,
uint32 flags, bigtime_t timeout);
status_t _user_writev_port_etc(port_id id, int32 msgCode,
const iovec *msgVecs, size_t vecCount,
size_t bufferSize, uint32 flags, bigtime_t timeout);
status_t _user_get_port_message_info_etc(port_id port,
port_message_info *info, size_t infoSize, uint32 flags,
bigtime_t timeout);
#ifdef __cplusplus
}
#endif
#endif /* _KERNEL_PORT_H */