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

headers/private/kernel/port.h

@@ -55,6 +55,9 @@ status_t	_user_write_port_etc(port_id port, int32 msgCode,
 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
 }

headers/private/kernel/syscalls.h

@@ -318,6 +318,9 @@ extern status_t		_kern_write_port_etc(port_id port, int32 msgCode, const void *m
 extern status_t		_kern_writev_port_etc(port_id id, int32 msgCode,
 						const struct iovec *msgVecs, size_t vecCount,
 						size_t bufferSize, uint32 flags, bigtime_t timeout);
+extern status_t		_kern_get_port_message_info_etc(port_id port,
+						port_message_info *info, size_t infoSize, uint32 flags,
+						bigtime_t timeout);
 
 // debug support functions
 extern void			_kern_debugger(const char *message);