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/*
* Copyright (C) 2013 Martin Willi
* Copyright (C) 2013 revosec AG
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "sasl_mechanism.h"
#include "sasl_plain/sasl_plain.h"
/**
* Available SASL mechanisms.
*/
static struct {
char *name;
bool server;
sasl_mechanism_constructor_t create;
} mechs[] = {
{ "PLAIN", TRUE, (sasl_mechanism_constructor_t)sasl_plain_create },
{ "PLAIN", FALSE, (sasl_mechanism_constructor_t)sasl_plain_create },
};
/**
* See header.
*/
sasl_mechanism_t *sasl_mechanism_create(char *name, identification_t *client)
{
int i;
for (i = 0; i < countof(mechs); i++)
{
if (streq(mechs[i].name, name) && mechs[i].server == (client == NULL))
{
return mechs[i].create(name, client);
}
}
return NULL;
}
/**
* SASL mechanism enumerator
*/
typedef struct {
/** implements enumerator_t */
enumerator_t public;
/** looking for client or server? */
bool server;
/** position in mechs[] */
int i;
} mech_enumerator_t;
METHOD(enumerator_t, mech_enumerate, bool,
mech_enumerator_t *this, va_list args)
{
char **name;
VA_ARGS_VGET(args, name);
while (this->i < countof(mechs))
{
if (mechs[this->i].server == this->server)
{
*name = mechs[this->i].name;
this->i++;
return TRUE;
}
this->i++;
}
return FALSE;
}
/**
* See header.
*/
enumerator_t* sasl_mechanism_create_enumerator(bool server)
{
mech_enumerator_t *enumerator;
INIT(enumerator,
.public = {
.enumerate = enumerator_enumerate_default,
.venumerate = _mech_enumerate,
.destroy = (void*)free,
},
.server = server,
);
return &enumerator->public;
}
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