[irc/evilnet/x3.git] / src / common.h

/* common.h - Common functions/includes
 * Copyright 2000-2004 srvx Development Team
 *
 * This file is part of x3.
 *
 * x3 is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with srvx; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */

#ifndef COMMON_H
#define COMMON_H

#include "compat.h"
#include "proto.h"

#if !defined(HAVE_LOCALTIME_R) && !defined(__CYGWIN__)
extern struct tm *localtime_r(const time_t *clock, struct tm *res);
#elif defined(__CYGWIN__)
# define localtime_r(clock, res) memcpy(res, localtime(clock), sizeof(struct tm));
#endif

#ifndef true
#define true 1
#endif

#ifndef false
#define false 0
#endif

#define ArrayLength(x)		(sizeof(x)/sizeof(x[0]))
#define safestrncpy(dest, src, len) do { char *d = (dest); const char *s = (src); size_t l = strlen(s)+1;  if ((len) < l) l = (len); memmove(d, s, l); d[l-1] = 0; } while (0)

#if __GNUC__
#define PRINTF_LIKE(M,N) __attribute__((format (printf, M, N)))
#else
#define PRINTF_LIKE(M,N)
#endif

#if __GNUC__ >= 2
#define UNUSED_ARG(ARG) ARG __attribute__((unused))
#elif defined(S_SPLINT_S)
#define UNUSED_ARG(ARG) /*@unused@*/ ARG
#define const /*@observer@*/ /*@temp@*/
#else
#define UNUSED_ARG(ARG) ARG
#endif

#if defined(__GNUC__) && (__GNUC__ < 3)
# define GCC_VARMACROS 1
#elif !defined(S_SPLINT_S)
# define C99_VARMACROS 1
#endif

#if defined(WITH_MALLOC_DMALLOC)
# define DMALLOC_FUNC_CHECK 1
# include <string.h>
# include <dmalloc.h>
#elif defined(WITH_MALLOC_MPATROL)
# include <string.h>
# include <mpatrol.h>
#elif defined(WITH_MALLOC_BOEHM_GC)
# if !defined(NDEBUG)
#  define GC_DEBUG 1
# endif
# include <stdlib.h>
# include <string.h>
# include <gc/gc.h>
# define malloc(n) GC_MALLOC(n)
# define calloc(m,n) GC_MALLOC((m)*(n))
# define realloc(p,n) GC_REALLOC((p),(n))
# define free(p) GC_FREE(p)
# undef  HAVE_STRDUP
# undef strdup
#elif defined(WITH_MALLOC_X3)
# undef malloc
# define malloc(n) x3_malloc(__FILE__, __LINE__, (n))
# undef calloc
# define calloc(m,n) x3_malloc(__FILE__, __LINE__, (m)*(n))
# undef realloc
# define realloc(p,n) x3_realloc(__FILE__, __LINE__, (p), (n))
# undef free
# define free(p) x3_free(__FILE__, __LINE__, (p))
# undef strdup
# define strdup(s) x3_strdup(__FILE__, __LINE__, (s))
extern void *x3_malloc(const char *, unsigned int, size_t);
extern void *x3_realloc(const char *, unsigned int, void *, size_t);
extern char *x3_strdup(const char *, unsigned int, const char *);
extern void x3_free(const char *, unsigned int, void *);
# if !defined(NDEBUG)
extern void verify(const void *ptr);
#  define verify(x) verify(x)
# endif

#elif defined(WITH_MALLOC_SLAB)
# define malloc(n) slab_malloc(__FILE__, __LINE__, (n))
# undef calloc
# define calloc(m,n) slab_malloc(__FILE__, __LINE__, (m)*(n))
# undef realloc
# define realloc(p,n) slab_realloc(__FILE__, __LINE__, (p), (n))
# undef free
# define free(p) slab_free(__FILE__, __LINE__, (p))
# undef strdup
# define strdup(s) slab_strdup(__FILE__, __LINE__, (s))
extern void *slab_malloc(const char *, unsigned int, size_t);
extern void *slab_realloc(const char *, unsigned int, void *, size_t);
extern char *slab_strdup(const char *, unsigned int, const char *);
extern void slab_free(const char *, unsigned int, void *);
# if !defined(NDEBUG)
extern void verify(const void *ptr);
#  define verify(x) verify(x)
# endif
#endif

#ifndef verify
# define verify(ptr) (void)(ptr)
#endif

extern char *x3_msnprintf(const int size, const char *format, ...);
#define msnprintf x3_msnprintf

extern time_t now;
extern int quit_services;
extern struct log_type *MAIN_LOG;

typedef union irc_in_addr {
    uint32_t in6_32[4];
    uint16_t in6[8];
    uint8_t in6_8[16];
} irc_in_addr_t;

#define irc_in_addr_is_valid(ADDR) (((ADDR).in6[0] && (ADDR).in6[0] != 65535) \
                                    || (ADDR).in6[1] != (ADDR).in6[0] \
                                    || (ADDR).in6[2] != (ADDR).in6[0] \
                                    || (ADDR).in6[3] != (ADDR).in6[0] \
                                    || (ADDR).in6[4] != (ADDR).in6[0] \
                                    || (ADDR).in6[5] != (ADDR).in6[0] \
                                    || (ADDR).in6[6] != (ADDR).in6[0] \
                                    || (ADDR).in6[7] != (ADDR).in6[0])
#define irc_in_addr_is_ipv4(ADDR) (!(ADDR).in6[0] && !(ADDR).in6[1] \
                                   && !(ADDR).in6[2] && !(ADDR).in6[3] \
                                   && !(ADDR).in6[4] && (ADDR).in6[6] \
                                   && (!(ADDR).in6[5] || (ADDR).in6[5] == 65535))
#define irc_in_addr_is_ipv6(ADDR) !irc_in_addr_is_ipv4(ADDR)
#define irc_in_addr_is_loopback(ADDR) (irc_in_addr_is_ipv4(ADDR) ? (ADDR).in6_8[12] == 127 \
                                       : (ADDR).in6[0] == 0 && (ADDR).in6[1] == 0 \
                                       && (ADDR).in6[2] == 0 && (ADDR).in6[3] == 0 \
                                       && (ADDR).in6[4] == 0 && (ADDR).in6[5] == 0 \
                                       && (ADDR).in6[6] == 0 && (ADDR).in6[7] == 1)
#define IRC_NTOP_MAX_SIZE 40
unsigned int irc_ntop(char *output, unsigned int out_size, const irc_in_addr_t *addr);
#define IRC_NTOP_MASK_MAX_SIZE (IRC_NTOP_MAX_SIZE + 4)
unsigned int irc_ntop_mask(char *output, unsigned int out_size, const irc_in_addr_t *addr, unsigned char bits);
unsigned int irc_pton(irc_in_addr_t *addr, unsigned char *bits, const char *input);
unsigned int irc_check_mask(const irc_in_addr_t *check, const irc_in_addr_t *mask, unsigned char bits);
const char *irc_ntoa(const irc_in_addr_t *addr);

int create_socket_client(struct uplinkNode *target);
void close_socket(void);

typedef void (*exit_func_t)(void *extra);
void reg_exit_func(exit_func_t handler, void *extra);
void call_exit_funcs(void);

char *mysep(char **sepstr, char *delim);
const char *inttobase64(char *buf, unsigned int v, unsigned int count);
unsigned long base64toint(const char *s, int count);
int split_line(char *line, int irc_colon, int argv_size, char *argv[]);

/* match_ircglobs(oldglob, newglob) returns non-zero if oldglob is a superset of newglob */
#define match_ircglobs !mmatch
int mmatch(const char *glob, const char *newglob);
int match_ircglob(const char *text, const char *glob);
#define MATCH_USENICK 1
#define MATCH_VISIBLE 2
int user_matches_glob(struct userNode *user, const char *glob, int flags, int shared);
int is_overmask(char *mask);


int is_ircmask(const char *text);
int is_gline(const char *text);
int is_shun(const char *text);

char *sanitize_ircmask(char *text);

unsigned long ParseInterval(const char *interval);
unsigned long ParseVolume(const char *volume);

#define MD5_CRYPT_LENGTH 42
/* buffer[] must be at least MD5_CRYPT_LENGTH bytes long */
const char *cryptpass(const char *pass, char buffer[]);
int checkpass(const char *pass, const char *crypt);

int split_ircmask(char *text, char **nick, char **ident, char **host);
char *unsplit_string(char *set[], unsigned int max, char *dest);
extern char* x3_strtok(char** save, char* str, char* fs);

int valid_email(const char *email);

#define DECLARE_LIST(STRUCTNAME,ITEMTYPE) struct STRUCTNAME {\
  unsigned int used, size;\
  ITEMTYPE *list;\
};\
void STRUCTNAME##_init(struct STRUCTNAME *list);\
void STRUCTNAME##_append(struct STRUCTNAME *list, ITEMTYPE new_item);\
int STRUCTNAME##_remove(struct STRUCTNAME *list, ITEMTYPE new_item);\
void STRUCTNAME##_clean(struct STRUCTNAME *list)

#define DEFINE_LIST(STRUCTNAME,ITEMTYPE) \
void STRUCTNAME##_init(struct STRUCTNAME *list) {\
  list->used = 0;\
  list->size = 8;\
  list->list = malloc(list->size*sizeof(list->list[0]));\
}\
void STRUCTNAME##_append(struct STRUCTNAME *list, ITEMTYPE new_item) {\
  verify(list->list);\
  if (list->used == list->size) {\
    list->size = list->size ? (list->size << 1) : 4;\
    list->list = realloc(list->list, list->size*sizeof(list->list[0]));\
  }\
  list->list[list->used++] = new_item;\
}\
int STRUCTNAME##_remove(struct STRUCTNAME *list, ITEMTYPE new_item) {\
    unsigned int n, found;\
    verify(list->list);\
    for (found=n=0; n<list->used; n++) {\
	if (list->list[n] == new_item) {\
	    memmove(list->list+n, list->list+n+1, (list->used-n-1)*sizeof(list->list[n]));\
	    found = 1;\
	    list->used--;\
	}\
    }\
    return found;\
}\
void STRUCTNAME##_clean(struct STRUCTNAME *list) {\
  list->used = list->size = 0;\
  free(list->list);\
  list->list = NULL;\
}

/* The longest string that is likely to be produced in English is "10
 * minutes, and 10 seconds" (27 characters).  Other languages will
 * vary, so there's plenty of leeway.
 */
#define INTERVALLEN	50

struct handle_info;
char *intervalString(char *output, time_t interval, struct handle_info *hi);
int getipbyname(const char *name, unsigned long *ip);
int set_policer_param(const char *param, void *data, void *extra);
const char *strtab(unsigned int ii);
char *time2str(time_t thetime);
extern char *pretty_mask(char *mask);

void tools_init(void);
void tools_cleanup(void);

int irccasecmp(const char *stra, const char *strb);
int ircncasecmp(const char *stra, const char *strb, unsigned int len);
const char *irccasestr(const char *haystack, const char *needle);
char *ircstrlower(char *str);

DECLARE_LIST(string_buffer, char);
void string_buffer_append_string(struct string_buffer *buf, const char *tail);
void string_buffer_append_substring(struct string_buffer *buf, const char *tail, unsigned int len);
void string_buffer_append_vprintf(struct string_buffer *buf, const char *fmt, va_list args);
void string_buffer_append_printf(struct string_buffer *buf, const char *fmt, ...);
void string_buffer_replace(struct string_buffer *buf, unsigned int from, unsigned int len, const char *repl);
void
irc_strtolower(char *str);

int str_is_number(const char *str);
#define enabled_string(string)  (!irccasecmp((string), "on") || !strcmp((string), "1") || !irccasecmp((string), "enabled"))
#define disabled_string(string) (!irccasecmp((string), "off") || !strcmp((string), "0") || !irccasecmp((string), "disabled"))
#define true_string(string)     (!irccasecmp((string), "true") || !strcmp((string), "1") || !irccasecmp((string), "yes"))
#define false_string(string)    (!irccasecmp((string), "false") || !strcmp((string), "0") || !irccasecmp((string), "no"))

#endif /* ifdef COMMON_H */
Commit	Line	Data
d76ed9a9	1	/* common.h - Common functions/includes
	2	* Copyright 2000-2004 srvx Development Team
	3	*
83ff05c3	4	* This file is part of x3.
d76ed9a9	5	*
d0f04f71	6	* x3 is free software; you can redistribute it and/or modify
d76ed9a9	7	* it under the terms of the GNU General Public License as published by
348683aa	8	* the Free Software Foundation; either version 3 of the License, or
d76ed9a9	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with srvx; if not, write to the Free Software Foundation,
	18	* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
	19	*/
	20
	21	#ifndef COMMON_H
	22	#define COMMON_H
	23
	24	#include "compat.h"
	25	#include "proto.h"
	26
	27	#if !defined(HAVE_LOCALTIME_R) && !defined(__CYGWIN__)
	28	extern struct tm localtime_r(const time_t clock, struct tm *res);
	29	#elif defined(__CYGWIN__)
	30	# define localtime_r(clock, res) memcpy(res, localtime(clock), sizeof(struct tm));
	31	#endif
	32
	33	#ifndef true
	34	#define true 1
	35	#endif
	36
	37	#ifndef false
	38	#define false 0
	39	#endif
	40
d76ed9a9	41	#define ArrayLength(x) (sizeof(x)/sizeof(x[0]))
	42	#define safestrncpy(dest, src, len) do { char d = (dest); const char s = (src); size_t l = strlen(s)+1; if ((len) < l) l = (len); memmove(d, s, l); d[l-1] = 0; } while (0)
	43
1136f709	44	#if __GNUC__
d76ed9a9	45	#define PRINTF_LIKE(M,N) __attribute__((format (printf, M, N)))
	46	#else
	47	#define PRINTF_LIKE(M,N)
	48	#endif
	49
	50	#if __GNUC__ >= 2
	51	#define UNUSED_ARG(ARG) ARG __attribute__((unused))
	52	#elif defined(S_SPLINT_S)
	53	#define UNUSED_ARG(ARG) /@unused@/ ARG
	54	#define const /@observer@/ /@temp@/
	55	#else
	56	#define UNUSED_ARG(ARG) ARG
	57	#endif
	58
1136f709	59	#if defined(__GNUC__) && (__GNUC__ < 3)
	60	# define GCC_VARMACROS 1
	61	#elif !defined(S_SPLINT_S)
	62	# define C99_VARMACROS 1
	63	#endif
	64
d76ed9a9	65	#if defined(WITH_MALLOC_DMALLOC)
ec1a68c8	66	# define DMALLOC_FUNC_CHECK 1
	67	# include <string.h>
	68	# include <dmalloc.h>
d76ed9a9	69	#elif defined(WITH_MALLOC_MPATROL)
ec1a68c8	70	# include <string.h>
ec1a68c8	71	# include <mpatrol.h>
d76ed9a9	72	#elif defined(WITH_MALLOC_BOEHM_GC)
ec1a68c8	73	# if !defined(NDEBUG)
	74	# define GC_DEBUG 1
	75	# endif
	76	# include <stdlib.h>
	77	# include <string.h>
	78	# include <gc/gc.h>
	79	# define malloc(n) GC_MALLOC(n)
	80	# define calloc(m,n) GC_MALLOC((m)*(n))
	81	# define realloc(p,n) GC_REALLOC((p),(n))
	82	# define free(p) GC_FREE(p)
	83	# undef HAVE_STRDUP
	84	# undef strdup
921592dd	85	#elif defined(WITH_MALLOC_X3)
ec1a68c8	86	# undef malloc
921592dd	87	# define malloc(n) x3_malloc(__FILE__, __LINE__, (n))
ec1a68c8	88	# undef calloc
921592dd	89	# define calloc(m,n) x3_malloc(__FILE__, __LINE__, (m)*(n))
ec1a68c8	90	# undef realloc
921592dd	91	# define realloc(p,n) x3_realloc(__FILE__, __LINE__, (p), (n))
ec1a68c8	92	# undef free
921592dd	93	# define free(p) x3_free(__FILE__, __LINE__, (p))
ec1a68c8	94	# undef strdup
921592dd	95	# define strdup(s) x3_strdup(__FILE__, __LINE__, (s))
	96	extern void x3_malloc(const char , unsigned int, size_t);
	97	extern void x3_realloc(const char , unsigned int, void *, size_t);
	98	extern char x3_strdup(const char , unsigned int, const char *);
	99	extern void x3_free(const char , unsigned int, void );
ec1a68c8	100	# if !defined(NDEBUG)
	101	extern void verify(const void *ptr);
	102	# define verify(x) verify(x)
	103	# endif
c9bf23fe	104
0d16e639	105	#elif defined(WITH_MALLOC_SLAB)
	106	# define malloc(n) slab_malloc(__FILE__, __LINE__, (n))
	107	# undef calloc
	108	# define calloc(m,n) slab_malloc(__FILE__, __LINE__, (m)*(n))
	109	# undef realloc
	110	# define realloc(p,n) slab_realloc(__FILE__, __LINE__, (p), (n))
	111	# undef free
	112	# define free(p) slab_free(__FILE__, __LINE__, (p))
	113	# undef strdup
	114	# define strdup(s) slab_strdup(__FILE__, __LINE__, (s))
	115	extern void slab_malloc(const char , unsigned int, size_t);
	116	extern void slab_realloc(const char , unsigned int, void *, size_t);
	117	extern char slab_strdup(const char , unsigned int, const char *);
	118	extern void slab_free(const char , unsigned int, void );
	119	# if !defined(NDEBUG)
	120	extern void verify(const void *ptr);
	121	# define verify(x) verify(x)
	122	# endif
d76ed9a9	123	#endif
ec1a68c8	124
	125	#ifndef verify
	126	# define verify(ptr) (void)(ptr)
d76ed9a9	127	#endif
d76ed9a9	128
c9bf23fe	129	extern char x3_msnprintf(const int size, const char format, ...);
	130	#define msnprintf x3_msnprintf
	131
d76ed9a9	132	extern time_t now;
	133	extern int quit_services;
	134	extern struct log_type *MAIN_LOG;
	135
2f61d1d7	136	typedef union irc_in_addr {
	137	uint32_t in6_32[4];
	138	uint16_t in6[8];
	139	uint8_t in6_8[16];
	140	} irc_in_addr_t;
	141
	142	#define irc_in_addr_is_valid(ADDR) (((ADDR).in6[0] && (ADDR).in6[0] != 65535) \
	143	\|\| (ADDR).in6[1] != (ADDR).in6[0] \
	144	\|\| (ADDR).in6[2] != (ADDR).in6[0] \
	145	\|\| (ADDR).in6[3] != (ADDR).in6[0] \
	146	\|\| (ADDR).in6[4] != (ADDR).in6[0] \
	147	\|\| (ADDR).in6[5] != (ADDR).in6[0] \
	148	\|\| (ADDR).in6[6] != (ADDR).in6[0] \
	149	\|\| (ADDR).in6[7] != (ADDR).in6[0])
	150	#define irc_in_addr_is_ipv4(ADDR) (!(ADDR).in6[0] && !(ADDR).in6[1] \
	151	&& !(ADDR).in6[2] && !(ADDR).in6[3] \
	152	&& !(ADDR).in6[4] && (ADDR).in6[6] \
	153	&& (!(ADDR).in6[5] \|\| (ADDR).in6[5] == 65535))
	154	#define irc_in_addr_is_ipv6(ADDR) !irc_in_addr_is_ipv4(ADDR)
	155	#define irc_in_addr_is_loopback(ADDR) (irc_in_addr_is_ipv4(ADDR) ? (ADDR).in6_8[12] == 127 \
	156	: (ADDR).in6[0] == 0 && (ADDR).in6[1] == 0 \
	157	&& (ADDR).in6[2] == 0 && (ADDR).in6[3] == 0 \
	158	&& (ADDR).in6[4] == 0 && (ADDR).in6[5] == 0 \
	159	&& (ADDR).in6[6] == 0 && (ADDR).in6[7] == 1)
	160	#define IRC_NTOP_MAX_SIZE 40
	161	unsigned int irc_ntop(char output, unsigned int out_size, const irc_in_addr_t addr);
	162	#define IRC_NTOP_MASK_MAX_SIZE (IRC_NTOP_MAX_SIZE + 4)
	163	unsigned int irc_ntop_mask(char output, unsigned int out_size, const irc_in_addr_t addr, unsigned char bits);
	164	unsigned int irc_pton(irc_in_addr_t addr, unsigned char bits, const char *input);
	165	unsigned int irc_check_mask(const irc_in_addr_t check, const irc_in_addr_t mask, unsigned char bits);
	166	const char irc_ntoa(const irc_in_addr_t addr);
	167
d76ed9a9	168	int create_socket_client(struct uplinkNode *target);
	169	void close_socket(void);
	170
30874d66	171	typedef void (exit_func_t)(void extra);
30874d66	172	void reg_exit_func(exit_func_t handler, void *extra);
d76ed9a9	173	void call_exit_funcs(void);
d76ed9a9	174
2aef5f4b	175	char mysep(char sepstr, char delim);
d76ed9a9	176	const char inttobase64(char buf, unsigned int v, unsigned int count);
	177	unsigned long base64toint(const char *s, int count);
	178	int split_line(char line, int irc_colon, int argv_size, char argv[]);
	179
	180	/* match_ircglobs(oldglob, newglob) returns non-zero if oldglob is a superset of newglob */
	181	#define match_ircglobs !mmatch
	182	int mmatch(const char glob, const char newglob);
	183	int match_ircglob(const char text, const char glob);
2f61d1d7	184	#define MATCH_USENICK 1
2f61d1d7	185	#define MATCH_VISIBLE 2
277ad996	186	int user_matches_glob(struct userNode user, const char glob, int flags, int shared);
d1a65675	187	int is_overmask(char *mask);
d1a65675	188
d76ed9a9	189
	190	int is_ircmask(const char *text);
	191	int is_gline(const char *text);
d914d1cb	192	int is_shun(const char *text);
d76ed9a9	193
	194	char sanitize_ircmask(char text);
	195
	196	unsigned long ParseInterval(const char *interval);
	197	unsigned long ParseVolume(const char *volume);
d76ed9a9	198
	199	#define MD5_CRYPT_LENGTH 42
	200	/* buffer[] must be at least MD5_CRYPT_LENGTH bytes long */
	201	const char cryptpass(const char pass, char buffer[]);
	202	int checkpass(const char pass, const char crypt);
	203
	204	int split_ircmask(char text, char nick, char ident, char *host);
	205	char unsplit_string(char set[], unsigned int max, char *dest);
63665495	206	extern char* x3_strtok(char** save, char* str, char* fs);
d76ed9a9	207
4c26ef3e	208	int valid_email(const char *email);
4c26ef3e	209
d76ed9a9	210	#define DECLARE_LIST(STRUCTNAME,ITEMTYPE) struct STRUCTNAME {\
	211	unsigned int used, size;\
	212	ITEMTYPE *list;\
	213	};\
	214	void STRUCTNAME##_init(struct STRUCTNAME *list);\
	215	void STRUCTNAME##_append(struct STRUCTNAME *list, ITEMTYPE new_item);\
	216	int STRUCTNAME##_remove(struct STRUCTNAME *list, ITEMTYPE new_item);\
	217	void STRUCTNAME##_clean(struct STRUCTNAME *list)
	218
	219	#define DEFINE_LIST(STRUCTNAME,ITEMTYPE) \
	220	void STRUCTNAME##_init(struct STRUCTNAME *list) {\
	221	list->used = 0;\
	222	list->size = 8;\
	223	list->list = malloc(list->size*sizeof(list->list[0]));\
	224	}\
	225	void STRUCTNAME##_append(struct STRUCTNAME *list, ITEMTYPE new_item) {\
ec1a68c8	226	verify(list->list);\
d76ed9a9	227	if (list->used == list->size) {\
	228	list->size = list->size ? (list->size << 1) : 4;\
	229	list->list = realloc(list->list, list->size*sizeof(list->list[0]));\
	230	}\
	231	list->list[list->used++] = new_item;\
	232	}\
	233	int STRUCTNAME##_remove(struct STRUCTNAME *list, ITEMTYPE new_item) {\
	234	unsigned int n, found;\
ec1a68c8	235	verify(list->list);\
d76ed9a9	236	for (found=n=0; n<list->used; n++) {\
	237	if (list->list[n] == new_item) {\
	238	memmove(list->list+n, list->list+n+1, (list->used-n-1)*sizeof(list->list[n]));\
	239	found = 1;\
	240	list->used--;\
	241	}\
	242	}\
	243	return found;\
	244	}\
	245	void STRUCTNAME##_clean(struct STRUCTNAME *list) {\
	246	list->used = list->size = 0;\
	247	free(list->list);\
ec1a68c8	248	list->list = NULL;\
d76ed9a9	249	}
	250
	251	/* The longest string that is likely to be produced in English is "10
	252	* minutes, and 10 seconds" (27 characters). Other languages will
	253	* vary, so there's plenty of leeway.
	254	*/
	255	#define INTERVALLEN 50
	256
	257	struct handle_info;
	258	char intervalString(char output, time_t interval, struct handle_info *hi);
	259	int getipbyname(const char name, unsigned long ip);
	260	int set_policer_param(const char param, void data, void *extra);
	261	const char *strtab(unsigned int ii);
eb5d6b73	262	char *time2str(time_t thetime);
668dc38e	263	extern char pretty_mask(char mask);
d76ed9a9	264
	265	void tools_init(void);
	266	void tools_cleanup(void);
	267
	268	int irccasecmp(const char stra, const char strb);
	269	int ircncasecmp(const char stra, const char strb, unsigned int len);
	270	const char irccasestr(const char haystack, const char *needle);
1136f709	271	char ircstrlower(char str);
d76ed9a9	272
	273	DECLARE_LIST(string_buffer, char);
	274	void string_buffer_append_string(struct string_buffer buf, const char tail);
	275	void string_buffer_append_substring(struct string_buffer buf, const char tail, unsigned int len);
	276	void string_buffer_append_vprintf(struct string_buffer buf, const char fmt, va_list args);
	277	void string_buffer_append_printf(struct string_buffer buf, const char fmt, ...);
	278	void string_buffer_replace(struct string_buffer buf, unsigned int from, unsigned int len, const char repl);
d6b0769f	279	void
d6b0769f	280	irc_strtolower(char *str);
d76ed9a9	281
7a278540	282	int str_is_number(const char *str);
d76ed9a9	283	#define enabled_string(string) (!irccasecmp((string), "on") \|\| !strcmp((string), "1") \|\| !irccasecmp((string), "enabled"))
	284	#define disabled_string(string) (!irccasecmp((string), "off") \|\| !strcmp((string), "0") \|\| !irccasecmp((string), "disabled"))
	285	#define true_string(string) (!irccasecmp((string), "true") \|\| !strcmp((string), "1") \|\| !irccasecmp((string), "yes"))
	286	#define false_string(string) (!irccasecmp((string), "false") \|\| !strcmp((string), "0") \|\| !irccasecmp((string), "no"))
	287
	288	#endif /* ifdef COMMON_H */