Lines Matching full:control

13 .Nd socket control message routines
27 The control message API is used to construct ancillary data objects for
28 use in control messages sent and received across sockets.
30 Control messages are passed around by the
39 is used to specify a chain of control messages.
41 These routines should be used instead of directly accessing the control
48 This routine accesses the data portion of the control message header
53 This routine accesses the first control message attached to the
56 If no control messages are attached to the message, this routine
60 This routine determines the size in bytes of a control message,
61 which includes the control message header.
63 specifies the length of the data held by the control message.
66 of each control message.
70 This routine returns the location of the control message following
76 is the last control message in the chain, this routine returns
79 This routine determines the size in bytes needed to hold a control
82 which includes the control message header.
86 ancillary data as well as any needed to pad the next control message.
89 The following example constructs a control message containing a file
119 And an example that receives and decomposes the control message:
141 	errx(1, "control message truncated");
157 The control message API first appeared in