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31 .\" $DragonFly: src/lib/libc/sys/caps_sys_put.2,v 1.1 2006/02/28 22:40:49 swildner Exp $
38 .Nd send an opaque message to a CAPS IPC port
44 .Fn caps_sys_put "int portid" "const void *msg" "int msgsize"
46 Send an opaque message
50 to the port identified by
52 The memory associated with the message must be left intact until the
54 The kernel does not make a copy of the message and its size may not
57 This function is only used on the client side.
59 On success, this function returns a 64 bit message identifier.
60 If an error occurs, -1 is returned and
64 This function will fail if:
65 .Bl -tag -width ".Bq Er ENOTCONN"
67 An invalid argument was specified.
69 The process originally creating the port forked and the child
70 process attempts to access the port.
71 The child process is expected to create its own port.
72 This error is also returned if the remote end closed its connection
73 and is no longer available.
75 The maximum number of in-transmit messages has been reached.
76 No more messages can be sent until some of them are replied to.
79 .Xr caps_sys_client 2 ,
81 .Xr caps_sys_service 2
85 function call first appeared in
89 CAPS IPC was written by
91 This man page was written by