tt_message_bcontext_set(3) ToolTalk Functions tt_message_bcontext_set(3)NAMEtt_message_bcontext_set - set the byte-array value of a message's con‐
text
SYNOPSIS
#include <Tt/tt_c.h>
Tt_status tt_message_bcontext_set(Tt_message m,
const char *slotname,
const unsigned char *value,
int length);
DESCRIPTION
The tt_message_bcontext_set() function sets the byte-array value of a
message's context.
This function overwrites any previous value associated with slotname.
The m argument is the opaque handle for the message involved in this
operation. The slotname argument describes the slotname in this mes‐
sage. The value argument is the byte string with the contents for the
message argument. The length argument is the length of the value in
bytes.
RETURN VALUE
Upon successful completion, the tt_message_bcontext_set() function
returns the status of the operation as one of the following Tt_status
values:
TT_OK The operation completed successfully.
TT_ERR_NOMP
The ttsession(1) process is not running and the ToolTalk
service cannot restart it.
TT_ERR_POINTER
The pointer passed does not point to an object of the cor‐
rect type for this operation.
TT_ERR_SLOTNAME
The specified slotname is syntactically invalid.
SEE ALSOtt_c(5).
ToolTalk 1.3 1 March 1996 tt_message_bcontext_set(3)