'\" te
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.TH SASL_GETSIMPLE_T 3SASL "Oct 27, 2003"
.SH NAME
sasl_getsimple_t \- the SASL callback function for username, authname and realm
.SH SYNOPSIS
.LP
.nf
\fBcc\fR [ \fIflag\fR ... ] \fIfile\fR ... \fB-lsasl\fR   [ \fIlibrary\fR ... ]
#include <sasl/sasl.h>

\fBint\fR \fBsasl_getsimple_t\fR(\fBvoid *\fR\fIcontext\fR, \fBint\fR \fIid\fR, \fBconst char **\fR\fIresult\fR,
     \fBunsigned *\fR\fIlen\fR);
.fi

.SH DESCRIPTION
.sp
.LP
Use the \fBsasl_getsimple_t()\fR callback function to retrieve simple data from
the application such as the authentication name, the authorization name, and
the realm. The \fIid\fR parameter indicates which value is requested.
.SH PARAMETERS
.sp
.ne 2
.na
\fB\fIcontext\fR\fR
.ad
.RS 11n
The context from the callback structure.
.RE

.sp
.ne 2
.na
\fB\fIid\fR\fR
.ad
.RS 11n
The callback ID. Possible values for \fIid\fR include:
.sp
.ne 2
.na
\fB\fBSASL_CB_USER\fR\fR
.ad
.RS 20n
Client user identity for login.
.RE

.sp
.ne 2
.na
\fB\fBSASL_CB_AUTHNAME\fR\fR
.ad
.RS 20n
Client authentication name.
.RE

.sp
.ne 2
.na
\fB\fBSASL_CB_LANGUAGE\fR\fR
.ad
.RS 20n
Comma-separated list of languages pursuant to \fIRFC 1766\fR.
.RE

.sp
.ne 2
.na
\fB\fBSASL_CB_CNONCE\fR\fR
.ad
.RS 20n
The client-nonce. This value is used primarily for testing.
.RE

.RE

.sp
.ne 2
.na
\fB\fIresult\fR\fR
.ad
.RS 11n
To cancel user, set the value of \fIresult\fR with a null-terminated string. If
the value of \fIresult\fR is \fINULL\fR, then the user is cancelled.
.RE

.sp
.ne 2
.na
\fB\fIlen\fR\fR
.ad
.RS 11n
The length of \fIresult\fR.
.RE

.SH RETURN VALUES
.sp
.LP
Like other SASL callback functions, \fBsasl_getsimple_t()\fR returns an integer
that corresponds to a SASL error code. See <\fBsasl.h\fR> for a complete list
of SASL error codes.
.SH ERRORS
.sp
.ne 2
.na
\fB\fBSASL_OK\fR\fR
.ad
.RS 11n
The call to \fBsasl_getsimple_t()\fR was successful.
.RE

.sp
.LP
See \fBsasl_errors\fR(3SASL) for information on SASL error codes.
.SH ATTRIBUTES
.sp
.LP
See \fBattributes\fR(7) for descriptions of the following attributes:
.sp

.sp
.TS
box;
c | c
l | l .
ATTRIBUTE TYPE	ATTRIBUTE VALUE
_
Interface Stability	Evolving
_
MT-Level	MT-Safe
.TE

.SH SEE ALSO
.sp
.LP
.BR sasl_errors (3SASL),
.BR attributes (7)
.sp
.LP
Alvestrand, H. \fIRFC 1766, Tags for the Identification of Languages\fR.
Network Working Group. November 1995.