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gsasl_client_step(3) gsasl gsasl_client_step(3)


gsasl_client_step - API function


#include <gsasl.h>

int gsasl_client_step(Gsasl_session * sctx, const char * input, size_t input_len, char * output, size_t * output_len);


libgsasl client handle.
input byte array.
size of input byte array.
output byte array.
size of output byte array.


Perform one step of SASL authentication in client. This reads data from server (specified with input and input_len), processes it (potentially invoking callbacks to the application), and writes data to server (into variables output and output_len).

The contents of the output buffer is unspecified if this functions returns anything other than GSASL_NEEDS_MORE.

Return value: Returns GSASL_OK if authenticated terminated successfully, GSASL_NEEDS_MORE if more data is needed, or error code.


Use gsasl_step() instead.


Report bugs to <>.
General guidelines for reporting bugs:
GNU SASL home page:


Copyright © 2002-2021 Simon Josefsson.
Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.


The full documentation for gsasl is maintained as a Texinfo manual. If the info and gsasl programs are properly installed at your site, the command

info gsasl

should give you access to the complete manual. As an alternative you may obtain the manual from:
1.10.0 gsasl