[irc/rqf/shadowircd.git] / extensions / m_mkpasswd.c

/*
 *  m_mkpasswd.c: Encrypts a password online, DES or MD5.
 *
 *  Copyright 2002 W. Campbell and the ircd-ratbox development team
 *  Based on mkpasswd.c, originally by Nelson Minar (minar@reed.edu)
 *
 *  You can use this code in any way as long as these names remain.
 *
 */

/* List of ircd includes from ../include/ */
#include "stdinc.h"
#include "client.h"
#include "common.h"		/* FALSE bleah */
#include "ircd.h"
#include "match.h"
#include "numeric.h"
#include "s_newconf.h"
#include "s_conf.h"
#include "logger.h"
#include "s_serv.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"

#include <string.h>

static int m_mkpasswd(struct Client *client_p, struct Client *source_p,
		      int parc, const char *parv[]);
static int mo_mkpasswd(struct Client *client_p, struct Client *source_p,
		       int parc, const char *parv[]);
static char *make_salt(void);
static char *make_md5_salt(void);

static char saltChars[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./";


struct Message mkpasswd_msgtab = {
	"MKPASSWD", 0, 0, 0, MFLG_SLOW,
	{mg_unreg, {m_mkpasswd, 2}, mg_ignore, mg_ignore, mg_ignore, {mo_mkpasswd, 2}}
};

mapi_clist_av1 mkpasswd_clist[] = { &mkpasswd_msgtab, NULL };

DECLARE_MODULE_AV1(mkpasswd, NULL, NULL, mkpasswd_clist, NULL, NULL, "$Revision: 3161 $");


static int
m_mkpasswd(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
	static time_t last_used = 0;
	int is_md5 = 0;

	if((last_used + ConfigFileEntry.pace_wait) > rb_current_time())
	{
		/* safe enough to give this on a local connect only */
		sendto_one(source_p, form_str(RPL_LOAD2HI), me.name, source_p->name, "MKPASSWD");
		return 0;
	}
	else
	{
		last_used = rb_current_time();
	}

	if(parc == 3)
	{
		if(!irccmp(parv[2], "MD5"))
		{
			is_md5 = 1;
		}
		else if(!irccmp(parv[2], "DES"))
		{
			/* Not really needed, but we may want to have a default encryption
			 * setting somewhere down the road
			 */
			is_md5 = 0;
		}
		else
		{
			sendto_one_notice(source_p, ":MKPASSWD syntax error:  MKPASSWD pass [DES|MD5]");
			return 0;
		}
	}

	if(parc == 1)
		sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "MKPASSWD");
	else
		sendto_one_notice(source_p, ":Encryption for [%s]:  %s",
			   parv[1], rb_crypt(parv[1],
							    is_md5 ? make_md5_salt() :
							    make_salt()));

	return 0;
}

/*
** mo_test
**      parv[1] = parameter
*/
static int
mo_mkpasswd(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
	int is_md5 = 0;

	if(parc == 3)
	{
		if(!irccmp(parv[2], "MD5"))
		{
			is_md5 = 1;
		}
		else if(!irccmp(parv[2], "DES"))
		{
			/* Not really needed, but we may want to have a default encryption
			 * setting somewhere down the road
			 */
			is_md5 = 0;
		}
		else
		{
			sendto_one_notice(source_p,
				   ":MKPASSWD syntax error:  MKPASSWD pass [DES|MD5]");
			return 0;
		}
	}

	if(parc == 1)
		sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "MKPASSWD");
	else
		sendto_one_notice(source_p, ":Encryption for [%s]:  %s",
			   parv[1], rb_crypt(parv[1], is_md5 ? make_md5_salt() : make_salt()));

	return 0;
}

static char *
make_salt(void)
{
	static char salt[3];
	salt[0] = saltChars[random() % 64];
	salt[1] = saltChars[random() % 64];
	salt[2] = '\0';
	return salt;
}

static char *
make_md5_salt(void)
{
	static char salt[13];
	int i;
	salt[0] = '$';
	salt[1] = '1';
	salt[2] = '$';
	for(i = 3; i < 11; i++)
		salt[i] = saltChars[random() % 64];
	salt[11] = '$';
	salt[12] = '\0';
	return salt;
}
Commit	Line	Data
212380e3	1	/*
	2	* m_mkpasswd.c: Encrypts a password online, DES or MD5.
	3	*
	4	* Copyright 2002 W. Campbell and the ircd-ratbox development team
	5	* Based on mkpasswd.c, originally by Nelson Minar (minar@reed.edu)
	6	*
	7	* You can use this code in any way as long as these names remain.
	8	*
212380e3	9	*/
	10
	11	/* List of ircd includes from ../include/ */
	12	#include "stdinc.h"
	13	#include "client.h"
	14	#include "common.h" /* FALSE bleah */
	15	#include "ircd.h"
13ae2f4b	16	#include "match.h"
212380e3	17	#include "numeric.h"
212380e3	18	#include "s_newconf.h"
212380e3	19	#include "s_conf.h"
d3455e2c	20	#include "logger.h"
212380e3	21	#include "s_serv.h"
	22	#include "send.h"
	23	#include "msg.h"
	24	#include "parse.h"
	25	#include "modules.h"
	26
	27	#include <string.h>
	28
212380e3	29	static int m_mkpasswd(struct Client client_p, struct Client source_p,
	30	int parc, const char *parv[]);
	31	static int mo_mkpasswd(struct Client client_p, struct Client source_p,
	32	int parc, const char *parv[]);
	33	static char *make_salt(void);
	34	static char *make_md5_salt(void);
	35
	36	static char saltChars[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./";
	37
	38
	39	struct Message mkpasswd_msgtab = {
	40	"MKPASSWD", 0, 0, 0, MFLG_SLOW,
	41	{mg_unreg, {m_mkpasswd, 2}, mg_ignore, mg_ignore, mg_ignore, {mo_mkpasswd, 2}}
	42	};
	43
	44	mapi_clist_av1 mkpasswd_clist[] = { &mkpasswd_msgtab, NULL };
	45
5366977b	46	DECLARE_MODULE_AV1(mkpasswd, NULL, NULL, mkpasswd_clist, NULL, NULL, "$Revision: 3161 $");
212380e3	47
	48
	49	static int
	50	m_mkpasswd(struct Client client_p, struct Client source_p, int parc, const char *parv[])
	51	{
	52	static time_t last_used = 0;
	53	int is_md5 = 0;
	54
c51d32ba	55	if((last_used + ConfigFileEntry.pace_wait) > rb_current_time())
212380e3	56	{
212380e3	57	/* safe enough to give this on a local connect only */
8e425f41	58	sendto_one(source_p, form_str(RPL_LOAD2HI), me.name, source_p->name, "MKPASSWD");
212380e3	59	return 0;
	60	}
	61	else
	62	{
c51d32ba	63	last_used = rb_current_time();
212380e3	64	}
	65
	66	if(parc == 3)
	67	{
	68	if(!irccmp(parv[2], "MD5"))
	69	{
	70	is_md5 = 1;
	71	}
	72	else if(!irccmp(parv[2], "DES"))
	73	{
	74	/* Not really needed, but we may want to have a default encryption
	75	* setting somewhere down the road
	76	*/
	77	is_md5 = 0;
	78	}
	79	else
	80	{
5366977b	81	sendto_one_notice(source_p, ":MKPASSWD syntax error: MKPASSWD pass [DES\|MD5]");
212380e3	82	return 0;
	83	}
	84	}
	85
	86	if(parc == 1)
8e425f41	87	sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "MKPASSWD");
212380e3	88	else
5366977b	89	sendto_one_notice(source_p, ":Encryption for [%s]: %s",
cf63b587	90	parv[1], rb_crypt(parv[1],
212380e3	91	is_md5 ? make_md5_salt() :
	92	make_salt()));
	93
	94	return 0;
	95	}
	96
	97	/*
	98	** mo_test
212380e3	99	** parv[1] = parameter
	100	*/
	101	static int
	102	mo_mkpasswd(struct Client client_p, struct Client source_p, int parc, const char *parv[])
	103	{
	104	int is_md5 = 0;
	105
	106	if(parc == 3)
	107	{
	108	if(!irccmp(parv[2], "MD5"))
	109	{
	110	is_md5 = 1;
	111	}
	112	else if(!irccmp(parv[2], "DES"))
	113	{
	114	/* Not really needed, but we may want to have a default encryption
	115	* setting somewhere down the road
	116	*/
	117	is_md5 = 0;
	118	}
	119	else
	120	{
5366977b	121	sendto_one_notice(source_p,
5366977b	122	":MKPASSWD syntax error: MKPASSWD pass [DES\|MD5]");
212380e3	123	return 0;
	124	}
	125	}
	126
	127	if(parc == 1)
8e425f41	128	sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "MKPASSWD");
212380e3	129	else
5366977b	130	sendto_one_notice(source_p, ":Encryption for [%s]: %s",
cf63b587	131	parv[1], rb_crypt(parv[1], is_md5 ? make_md5_salt() : make_salt()));
212380e3	132
	133	return 0;
	134	}
	135
	136	static char *
	137	make_salt(void)
	138	{
	139	static char salt[3];
	140	salt[0] = saltChars[random() % 64];
	141	salt[1] = saltChars[random() % 64];
	142	salt[2] = '\0';
	143	return salt;
	144	}
	145
	146	static char *
	147	make_md5_salt(void)
	148	{
	149	static char salt[13];
	150	int i;
	151	salt[0] = '$';
	152	salt[1] = '1';
	153	salt[2] = '$';
	154	for(i = 3; i < 11; i++)
	155	salt[i] = saltChars[random() % 64];
	156	salt[11] = '$';
	157	salt[12] = '\0';
	158	return salt;
	159	}