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Annotation of ircnowd/src/ngircd/class.c, Revision 1.1

1.1     ! tomglok     1: /*
        !             2:  * ngIRCd -- The Next Generation IRC Daemon
        !             3:  * Copyright (c)2001-2014 Alexander Barton (alex@barton.de) and Contributors.
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify
        !             6:  * it under the terms of the GNU General Public License as published by
        !             7:  * the Free Software Foundation; either version 2 of the License, or
        !             8:  * (at your option) any later version.
        !             9:  * Please read the file COPYING, README and AUTHORS for more information.
        !            10:  */
        !            11:
        !            12: #include "portab.h"
        !            13:
        !            14: /**
        !            15:  * @file
        !            16:  * User class management.
        !            17:  */
        !            18:
        !            19: #include <assert.h>
        !            20: #include <stdio.h>
        !            21: #include <string.h>
        !            22:
        !            23: #include "conn.h"
        !            24: #include "lists.h"
        !            25:
        !            26: #include "class.h"
        !            27:
        !            28: struct list_head My_Classes[CLASS_COUNT];
        !            29:
        !            30: GLOBAL void
        !            31: Class_Init(void)
        !            32: {
        !            33:        memset(My_Classes, 0, sizeof(My_Classes));
        !            34: }
        !            35:
        !            36: GLOBAL void
        !            37: Class_Exit(void)
        !            38: {
        !            39:        int i;
        !            40:
        !            41:        for (i = 0; i < CLASS_COUNT; Lists_Free(&My_Classes[i++]));
        !            42: }
        !            43:
        !            44: GLOBAL bool
        !            45: Class_GetMemberReason(const int Class, CLIENT *Client, char *reason, size_t len)
        !            46: {
        !            47:        char str[COMMAND_LEN];
        !            48:
        !            49:        assert(Class < CLASS_COUNT);
        !            50:        assert(Client != NULL);
        !            51:
        !            52:        strlcpy(str, "listed", sizeof(str));
        !            53:
        !            54:        if (!Lists_CheckReason(&My_Classes[Class], Client, str, sizeof(str)))
        !            55:                return false;
        !            56:
        !            57:        switch(Class) {
        !            58:                case CLASS_GLINE:
        !            59:                        snprintf(reason, len, "\"%s\" (G-Line)", str);
        !            60:                        break;
        !            61:                case CLASS_KLINE:
        !            62:                        snprintf(reason, len, "\"%s\" (K-Line)", str);
        !            63:                        break;
        !            64:                default:
        !            65:                        snprintf(reason, len, "%s", str);
        !            66:                        break;
        !            67:        }
        !            68:        return true;
        !            69: }
        !            70:
        !            71: /**
        !            72:  * Check if a client is banned from this server: GLINE, KLINE.
        !            73:  *
        !            74:  * If a client isn't allowed to connect, it will be disconnected again.
        !            75:  *
        !            76:  * @param Client The client to check.
        !            77:  * @return CONNECTED if client is allowed to join, DISCONNECTED if not.
        !            78:  */
        !            79: GLOBAL bool
        !            80: Class_HandleServerBans(CLIENT *Client)
        !            81: {
        !            82:        char reject[COMMAND_LEN];
        !            83:
        !            84:        assert(Client != NULL);
        !            85:
        !            86:        if (Class_GetMemberReason(CLASS_GLINE, Client, reject, sizeof(reject)) ||
        !            87:            Class_GetMemberReason(CLASS_KLINE, Client, reject, sizeof(reject))) {
        !            88:                Client_Reject(Client, reject, true);
        !            89:                return DISCONNECTED;
        !            90:        }
        !            91:
        !            92:        return CONNECTED;
        !            93: }
        !            94:
        !            95:
        !            96: GLOBAL bool
        !            97: Class_AddMask(const int Class, const char *Pattern, time_t ValidUntil,
        !            98:              const char *Reason)
        !            99: {
        !           100:        char mask[MASK_LEN];
        !           101:
        !           102:        assert(Class < CLASS_COUNT);
        !           103:        assert(Pattern != NULL);
        !           104:        assert(Reason != NULL);
        !           105:
        !           106:        Lists_MakeMask(Pattern, mask, sizeof(mask));
        !           107:        return Lists_Add(&My_Classes[Class], mask,
        !           108:                         ValidUntil, Reason, false);
        !           109: }
        !           110:
        !           111: GLOBAL void
        !           112: Class_DeleteMask(const int Class, const char *Pattern)
        !           113: {
        !           114:        char mask[MASK_LEN];
        !           115:
        !           116:        assert(Class < CLASS_COUNT);
        !           117:        assert(Pattern != NULL);
        !           118:
        !           119:        Lists_MakeMask(Pattern, mask, sizeof(mask));
        !           120:        Lists_Del(&My_Classes[Class], mask);
        !           121: }
        !           122:
        !           123: GLOBAL struct list_head *
        !           124: Class_GetList(const int Class)
        !           125: {
        !           126:        assert(Class < CLASS_COUNT);
        !           127:
        !           128:        return &My_Classes[Class];
        !           129: }
        !           130:
        !           131: GLOBAL void
        !           132: Class_Expire(void)
        !           133: {
        !           134:        Lists_Expire(&My_Classes[CLASS_GLINE], "G-Line");
        !           135:        Lists_Expire(&My_Classes[CLASS_KLINE], "K-Line");
        !           136: }
        !           137:
        !           138: /* -eof- */