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/*
* BIRD -- Password handling
*
* (c) 1999 Pavel Machek <pavel@ucw.cz>
* (c) 2004 Ondrej Filip <feela@network.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
#include "nest/bird.h"
#include "nest/password.h"
#include "lib/string.h"
#include "lib/mac.h"
struct password_item *last_password_item = NULL;
struct password_item *
password_find(list *l, int first_fit)
{
struct password_item *pi;
struct password_item *pf = NULL;
if (l)
{
WALK_LIST(pi, *l)
{
if ((pi->genfrom < now_real) && (pi->gento > now_real))
{
if (first_fit)
return pi;
if (!pf || pf->genfrom < pi->genfrom)
pf = pi;
}
}
}
return pf;
}
struct password_item *
password_find_by_id(list *l, uint id)
{
struct password_item *pi;
if (!l)
return NULL;
WALK_LIST(pi, *l)
if ((pi->id == id) && (pi->accfrom <= now_real) && (now_real < pi->accto))
return pi;
return NULL;
}
struct password_item *
password_find_by_value(list *l, char *pass, uint size)
{
struct password_item *pi;
if (!l)
return NULL;
WALK_LIST(pi, *l)
if (password_verify(pi, pass, size) && (pi->accfrom <= now_real) && (now_real < pi->accto))
return pi;
return NULL;
}
uint
max_mac_length(list *l)
{
struct password_item *pi;
uint val = 0;
if (!l)
return 0;
WALK_LIST(pi, *l)
val = MAX(val, mac_type_length(pi->alg));
return val;
}
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