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Annotation of embedaddon/bird2/nest/password.c, revision 1.1

1.1     ! misho       1: /*
        !             2:  *     BIRD -- Password handling
        !             3:  *
        !             4:  *     (c) 1999 Pavel Machek <pavel@ucw.cz>
        !             5:  *     (c) 2004 Ondrej Filip <feela@network.cz>
        !             6:  *
        !             7:  *     Can be freely distributed and used under the terms of the GNU GPL.
        !             8:  */
        !             9: 
        !            10: #include "nest/bird.h"
        !            11: #include "nest/password.h"
        !            12: #include "lib/string.h"
        !            13: #include "lib/timer.h"
        !            14: #include "lib/mac.h"
        !            15: 
        !            16: struct password_item *last_password_item = NULL;
        !            17: 
        !            18: struct password_item *
        !            19: password_find(list *l, int first_fit)
        !            20: {
        !            21:   struct password_item *pi;
        !            22:   struct password_item *pf = NULL;
        !            23:   btime now_ = current_real_time();
        !            24: 
        !            25:   if (l)
        !            26:   {
        !            27:     WALK_LIST(pi, *l)
        !            28:     {
        !            29:       if ((pi->genfrom < now_) && (pi->gento > now_))
        !            30:       {
        !            31:        if (first_fit)
        !            32:          return pi;
        !            33: 
        !            34:        if (!pf || pf->genfrom < pi->genfrom)
        !            35:          pf = pi;
        !            36:       }
        !            37:     }
        !            38:   }
        !            39:   return pf;
        !            40: }
        !            41: 
        !            42: struct password_item *
        !            43: password_find_by_id(list *l, uint id)
        !            44: {
        !            45:   struct password_item *pi;
        !            46:   btime now_ = current_real_time();
        !            47: 
        !            48:   if (!l)
        !            49:     return NULL;
        !            50: 
        !            51:   WALK_LIST(pi, *l)
        !            52:     if ((pi->id == id) && (pi->accfrom <= now_) && (now_ < pi->accto))
        !            53:       return pi;
        !            54: 
        !            55:   return NULL;
        !            56: }
        !            57: 
        !            58: struct password_item *
        !            59: password_find_by_value(list *l, char *pass, uint size)
        !            60: {
        !            61:   struct password_item *pi;
        !            62:   btime now_ = current_real_time();
        !            63: 
        !            64:   if (!l)
        !            65:     return NULL;
        !            66: 
        !            67:   WALK_LIST(pi, *l)
        !            68:     if (password_verify(pi, pass, size) && (pi->accfrom <= now_) && (now_ < pi->accto))
        !            69:       return pi;
        !            70: 
        !            71:   return NULL;
        !            72: }
        !            73: 
        !            74: uint
        !            75: max_mac_length(list *l)
        !            76: {
        !            77:   struct password_item *pi;
        !            78:   uint val = 0;
        !            79: 
        !            80:   if (!l)
        !            81:     return 0;
        !            82: 
        !            83:   WALK_LIST(pi, *l)
        !            84:     val = MAX(val, mac_type_length(pi->alg));
        !            85: 
        !            86:   return val;
        !            87: }