110 lines
3.0 KiB
C
110 lines
3.0 KiB
C
/*
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* IRC - Internet Relay Chat, ircd/m_mkpasswd.c
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* Copyright (C) 1990 Jarkko Oikarinen and
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* University of Oulu, Computing Center
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*
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* See file AUTHORS in IRC package for additional names of
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* the programmers.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 1, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id$
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*/
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#include "config.h"
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#include "client.h"
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#include "hash.h"
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#include "ircd.h"
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#include "ircd_crypt.h"
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#include "ircd_crypt_native.h"
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#include "ircd_crypt_plain.h"
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#include "ircd_crypt_smd5.h"
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#include "ircd_log.h"
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#include "ircd_reply.h"
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#include "ircd_string.h"
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#include "msg.h"
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#include "random.h"
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#include "numeric.h"
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#include "numnicks.h"
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#include "send.h"
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/* #include <assert.h> -- Now using assert in ircd_log.h */
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static char saltChars[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./";
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static char *make_salt(void)
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{
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static char salt[3];
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/* Use ircrandom() for better entropy than time-seeded random() */
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salt[0] = saltChars[ircrandom() % 64];
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salt[1] = saltChars[ircrandom() % 64];
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salt[2] = '\0';
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return salt;
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}
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static char *make_md5_salt(void)
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{
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static char salt[13];
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int i;
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/* Use ircrandom() for better entropy than time-seeded random() */
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salt[0] = '$';
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salt[1] = '1';
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salt[2] = '$';
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for (i=3; i<11; i++)
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salt[i] = saltChars[ircrandom() % 64];
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salt[11] = '$';
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salt[12] = '\0';
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return salt;
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}
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/*
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* m_mkpasswd - generic message handler
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*/
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int m_mkpasswd(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
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{
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const char *pass;
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const char *prefix = "";
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if (parc < 2)
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return need_more_params(sptr, "MKPASSWD");
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if (parc == 3) {
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if (!ircd_strcmp(parv[2], "DES")) {
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pass = ircd_crypt_native(parv[1], make_salt());
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} else if (!ircd_strcmp(parv[2], "MD5")) {
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pass = ircd_crypt_native(parv[1], make_md5_salt());
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} else if (!ircd_strcmp(parv[2], "SMD5")) {
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pass = ircd_crypt_smd5(parv[1], make_salt());
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prefix = "$SMD5$";
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} else if (!ircd_strcmp(parv[2], "PLAIN")) {
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pass = ircd_crypt_plain(parv[1], "plain");
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prefix = "$PLAIN$";
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} else {
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sendcmdto_one(&me, CMD_NOTICE, sptr,
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"%C :MKPASSWD syntax error: MKPASSWD <pass> [DES|MD5|SMD5|PLAIN]",
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sptr);
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return 0;
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}
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} else {
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pass = ircd_crypt_native(parv[1], make_salt());
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}
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sendcmdto_one(&me, CMD_NOTICE, sptr, "%C :Encryption for [%s]: %s%s",
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sptr, parv[1], prefix, pass);
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return 0;
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}
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