sasl_getcallback_t - callback function to lookup a sasl_callback_t for a connection
cc [ flag ... ] file ... –lsasl [ library ... ] #include <sasl/saslplug.h> int sasl_getcallback_t(sasl_conn_t *conn, unsigned long callbacknum, int (**proc)( ), void **pcontext);
The sasl_getcallback_t() function is a callback to lookup a sasl_callback_t for a connection.
The connection to lookup a callback for.
The number of the callback.
Pointer to the callback function. The value of proc is set to NULL upon failure.
Pointer to the callback context. The value of pcontext is set to NULL upon failure.
Like other SASL callback functions, sasl_getcallback_t() returns an integer that corresponds to a SASL error code. See <sasl.h> for a complete list of SASL error codes.
The call to sasl_getcallback_t() was successful.
Unable to find a callback of the requested type.
The caller must use interaction to get data.
See sasl_errors(3SASL) for information on SASL error codes.
See attributes(5) for descriptions of the following attributes: