summary refs log blame commit diff stats
path: root/src/common/util.c
blob: dcd4021f340500bff36b825f90d9aab1709b9595 (plain) (tree)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859

















                                                                            


                                                                                                



                                      



                      
 


                      
               
                                   
                               
     
                   


                        
                   
                         
      
 
                  
                  

                     
                 

                  
 











































































































































































































                                                                                     



                          
























                                                               
                                                                                               





































































































                                                                                                                     





                                                                                               

                             


                 

                                                                 
 
                                                                                                     
                 
                                  
                 









                                                       
















































































































































































































































                                                                                                                                          



                       












                                           
      
                          

                               

                               

                   
                                                            
                                              


















































                                                                                          






                                                                                    
                                                                               

                                              


                              

                         
                            


                                                                         






                                                                                       





                      
                          
















                                                                           
                            






































































































































































                                                                                                    
                                                             






                                                    
                                                         










                                                    
                                                     


























                                                      
                                        











                                                            
                                              






                                                     
                                            





























































                                                                
                                              

























                                                   
                                          








                                                      
                                                





                                                        
                                           





                                          
                                                    























                                                                 
                                            







                                                     
                                      
















                                                              
                                           






                                                        
                                                                










                                                           
                                                      


















                                                              
                                                    















































































































































                                                                                                 

                    

                
               
      




























                                                                                         
             

                    






























































































































































































































































































































































































































































                                                                                                           

















                                                                                                                                 


















                                                  
               

            
                                                        










                         

























































                                                                                                                     



















                                                                                
/* X-Chat
 * Copyright (C) 1998 Peter Zelezny.
 *
 * This program 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 2 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

#define WANTSOCKET
#include "inet.h"				/* make it first to avoid macro redefinitions */

#define __APPLE_API_STRICT_CONFORMANCE

#define _FILE_OFFSET_BITS 64
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>

#ifdef WIN32
#include <sys/timeb.h>
#include <process.h>
#include <io.h>
#include "../dirent/dirent-win32.h"
#include "../../config-win32.h"
#else
#include <unistd.h>
#include <pwd.h>
#include <sys/time.h>
#include <sys/utsname.h>
#include <dirent.h>
#include "../../config.h"
#endif

#include <fcntl.h>
#include <errno.h>
#include "hexchat.h"
#include "hexchatc.h"
#include <glib.h>
#include <ctype.h>
#include "util.h"

#if defined (USING_FREEBSD) || defined (__APPLE__)
#include <sys/sysctl.h>
#endif
#ifdef SOCKS
#include <socks.h>
#endif

#ifndef HAVE_SNPRINTF
#define snprintf g_snprintf
#endif

#ifdef USE_DEBUG

#undef free
#undef malloc
#undef realloc
#undef strdup

int current_mem_usage;

struct mem_block
{
	char *file;
	void *buf;
	int size;
	int line;
	int total;
	struct mem_block *next;
};

struct mem_block *mroot = NULL;

void *
xchat_malloc (int size, char *file, int line)
{
	void *ret;
	struct mem_block *new;

	current_mem_usage += size;
	ret = malloc (size);
	if (!ret)
	{
		printf ("Out of memory! (%d)\n", current_mem_usage);
		exit (255);
	}

	new = malloc (sizeof (struct mem_block));
	new->buf = ret;
	new->size = size;
	new->next = mroot;
	new->line = line;
	new->file = strdup (file);
	mroot = new;

	printf ("%s:%d Malloc'ed %d bytes, now \033[35m%d\033[m\n", file, line,
				size, current_mem_usage);

	return ret;
}

void *
xchat_realloc (char *old, int len, char *file, int line)
{
	char *ret;

	ret = xchat_malloc (len, file, line);
	if (ret)
	{
		strcpy (ret, old);
		xchat_dfree (old, file, line);
	}
	return ret;
}

void *
xchat_strdup (char *str, char *file, int line)
{
	void *ret;
	struct mem_block *new;
	int size;

	size = strlen (str) + 1;
	current_mem_usage += size;
	ret = malloc (size);
	if (!ret)
	{
		printf ("Out of memory! (%d)\n", current_mem_usage);
		exit (255);
	}
	strcpy (ret, str);

	new = malloc (sizeof (struct mem_block));
	new->buf = ret;
	new->size = size;
	new->next = mroot;
	new->line = line;
	new->file = strdup (file);
	mroot = new;

	printf ("%s:%d strdup (\"%-.40s\") size: %d, total: \033[35m%d\033[m\n",
				file, line, str, size, current_mem_usage);

	return ret;
}

void
xchat_mem_list (void)
{
	struct mem_block *cur, *p;
	GSList *totals = 0;
	GSList *list;

	cur = mroot;
	while (cur)
	{
		list = totals;
		while (list)
		{
			p = list->data;
			if (p->line == cur->line &&
					strcmp (p->file, cur->file) == 0)
			{
				p->total += p->size;
				break;
			}
			list = list->next;
		}
		if (!list)
		{
			cur->total = cur->size;
			totals = g_slist_prepend (totals, cur);
		}
		cur = cur->next;
	}

	fprintf (stderr, "file              line   size    num  total\n");  
	list = totals;
	while (list)
	{
		cur = list->data;
		fprintf (stderr, "%-15.15s %6d %6d %6d %6d\n", cur->file, cur->line,
					cur->size, cur->total/cur->size, cur->total);
		list = list->next;
	}
}

void
xchat_dfree (void *buf, char *file, int line)
{
	struct mem_block *cur, *last;

	if (buf == NULL)
	{
		printf ("%s:%d \033[33mTried to free NULL\033[m\n", file, line);
		return;
	}

	last = NULL;
	cur = mroot;
	while (cur)
	{
		if (buf == cur->buf)
			break;
		last = cur;
		cur = cur->next;
	}
	if (cur == NULL)
	{
		printf ("%s:%d \033[31mTried to free unknown block %lx!\033[m\n",
				  file, line, (unsigned long) buf);
		/*      abort(); */
		free (buf);
		return;
	}
	current_mem_usage -= cur->size;
	printf ("%s:%d Free'ed %d bytes, usage now \033[35m%d\033[m\n",
				file, line, cur->size, current_mem_usage);
	if (last)
		last->next = cur->next;
	else
		mroot = cur->next;
	free (cur->file);
	free (cur);
}

#define malloc(n) xchat_malloc(n, __FILE__, __LINE__)
#define realloc(n, m) xchat_realloc(n, m, __FILE__, __LINE__)
#define free(n) xchat_dfree(n, __FILE__, __LINE__)
#define strdup(n) xchat_strdup(n, __FILE__, __LINE__)

#endif /* MEMORY_DEBUG */

char *
file_part (char *file)
{
	char *filepart = file;
	if (!file)
		return "";
	while (1)
	{
		switch (*file)
		{
		case 0:
			return (filepart);
		case '/':
#ifdef WIN32
		case '\\':
#endif
			filepart = file + 1;
			break;
		}
		file++;
	}
}

void
path_part (char *file, char *path, int pathlen)
{
	unsigned char t;
	char *filepart = file_part (file);
	t = *filepart;
	*filepart = 0;
	safe_strcpy (path, file, pathlen);
	*filepart = t;
}

char *				/* like strstr(), but nocase */
nocasestrstr (const char *s, const char *wanted)
{
	register const int len = strlen (wanted);

	if (len == 0)
		return (char *)s;
	while (rfc_tolower(*s) != rfc_tolower(*wanted) || g_ascii_strncasecmp (s, wanted, len))
		if (*s++ == '\0')
			return (char *)NULL;
	return (char *)s;
}

char *
errorstring (int err)
{
	switch (err)
	{
	case -1:
		return "";
	case 0:
		return _("Remote host closed socket");
#ifndef WIN32
	}
#else
	case WSAECONNREFUSED:
		return _("Connection refused");
	case WSAENETUNREACH:
	case WSAEHOSTUNREACH:
		return _("No route to host");
	case WSAETIMEDOUT:
		return _("Connection timed out");
	case WSAEADDRNOTAVAIL:
		return _("Cannot assign that address");
	case WSAECONNRESET:
		return _("Connection reset by peer");
	}

	/* can't use strerror() on Winsock errors! */
	if (err >= WSABASEERR)
	{
		static char tbuf[384];
		OSVERSIONINFO osvi;

		osvi.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
		GetVersionEx (&osvi);

		/* FormatMessage works on WSA*** errors starting from Win2000 */
		if (osvi.dwMajorVersion >= 5)
		{
			if (FormatMessageA (FORMAT_MESSAGE_FROM_SYSTEM |
									  FORMAT_MESSAGE_IGNORE_INSERTS |
									  FORMAT_MESSAGE_MAX_WIDTH_MASK,
									  NULL, err,
									  MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT),
									  tbuf, sizeof (tbuf), NULL))
			{
				int len;
				char *utf;

				tbuf[sizeof (tbuf) - 1] = 0;
				len = strlen (tbuf);
				if (len >= 2)
					tbuf[len - 2] = 0;	/* remove the cr-lf */

				/* now convert to utf8 */
				utf = g_locale_to_utf8 (tbuf, -1, 0, 0, 0);
				if (utf)
				{
					safe_strcpy (tbuf, utf, sizeof (tbuf));
					g_free (utf);
					return tbuf;
				}
			}
		}	/* ! if (osvi.dwMajorVersion >= 5) */

		/* fallback to error number */
		sprintf (tbuf, "%s %d", _("Error"), err);
		return tbuf;
	} /* ! if (err >= WSABASEERR) */
#endif	/* ! WIN32 */

	return strerror (err);
}

int
waitline (int sok, char *buf, int bufsize, int use_recv)
{
	int i = 0;

	while (1)
	{
		if (use_recv)
		{
			if (recv (sok, &buf[i], 1, 0) < 1)
				return -1;
		} else
		{
			if (read (sok, &buf[i], 1) < 1)
				return -1;
		}
		if (buf[i] == '\n' || bufsize == i + 1)
		{
			buf[i] = 0;
			return i;
		}
		i++;
	}
}

#ifdef WIN32
/* waitline2 using win32 file descriptor and glib instead of _read. win32 can't _read() sok! */
int
waitline2 (GIOChannel *source, char *buf, int bufsize)
{
	int i = 0;
	gsize len;
	GError *error = NULL;

	while (1)
	{
		g_io_channel_set_buffered (source, FALSE);
		g_io_channel_set_encoding (source, NULL, &error);

		if (g_io_channel_read_chars (source, &buf[i], 1, &len, &error) != G_IO_STATUS_NORMAL)
		{
			return -1;
		}
		if (buf[i] == '\n' || bufsize == i + 1)
		{
			buf[i] = 0;
			return i;
		}
		i++;
	}
}
#endif

/* checks for "~" in a file and expands */

char *
expand_homedir (char *file)
{
#ifndef WIN32
	char *ret, *user;
	struct passwd *pw;

	if (*file == '~')
	{
		if (file[1] != '\0' && file[1] != '/')
		{
			user = strdup(file);
			if (strchr(user,'/') != NULL)
				*(strchr(user,'/')) = '\0';
			if ((pw = getpwnam(user + 1)) == NULL)
			{
				free(user);
				return strdup(file);
			}
			free(user);
			user = strchr(file, '/') != NULL ? strchr(file,'/') : file;
			ret = malloc(strlen(user) + strlen(pw->pw_dir) + 1);
			strcpy(ret, pw->pw_dir);
			strcat(ret, user);
		}
		else
		{
			ret = malloc (strlen (file) + strlen (g_get_home_dir ()) + 1);
			sprintf (ret, "%s%s", g_get_home_dir (), file + 1);
		}
		return ret;
	}
#endif
	return strdup (file);
}

gchar *
strip_color (const char *text, int len, int flags)
{
	char *new_str;

	if (len == -1)
		len = strlen (text);

	new_str = g_malloc (len + 2);
	strip_color2 (text, len, new_str, flags);

	if (flags & STRIP_ESCMARKUP)
	{
		char *esc = g_markup_escape_text (new_str, -1);
		g_free (new_str);
		return esc;
	}

	return new_str;
}

/* CL: strip_color2 strips src and writes the output at dst; pass the same pointer
	in both arguments to strip in place. */
int
strip_color2 (const char *src, int len, char *dst, int flags)
{
	int rcol = 0, bgcol = 0;
	char *start = dst;

	if (len == -1) len = strlen (src);
	while (len-- > 0)
	{
		if (rcol > 0 && (isdigit ((unsigned char)*src) ||
			(*src == ',' && isdigit ((unsigned char)src[1]) && !bgcol)))
		{
			if (src[1] != ',') rcol--;
			if (*src == ',')
			{
				rcol = 2;
				bgcol = 1;
			}
		} else
		{
			rcol = bgcol = 0;
			switch (*src)
			{
			case '\003':			  /*ATTR_COLOR: */
				if (!(flags & STRIP_COLOR)) goto pass_char;
				rcol = 2;
				break;
			case HIDDEN_CHAR:	/* CL: invisible text (for event formats only) */	/* this takes care of the topic */
				if (!(flags & STRIP_HIDDEN)) goto pass_char;
				break;
			case '\007':			  /*ATTR_BEEP: */
			case '\017':			  /*ATTR_RESET: */
			case '\026':			  /*ATTR_REVERSE: */
			case '\002':			  /*ATTR_BOLD: */
			case '\037':			  /*ATTR_UNDERLINE: */
			case '\035':			  /*ATTR_ITALICS: */
				if (!(flags & STRIP_ATTRIB)) goto pass_char;
				break;
			default:
			pass_char:
				*dst++ = *src;
			}
		}
		src++;
	}
	*dst = 0;

	return (int) (dst - start);
}

int
strip_hidden_attribute (char *src, char *dst)
{
	int len = 0;
	while (*src != '\000')
	{
		if (*src != HIDDEN_CHAR)
		{
			*dst++ = *src;
			len++;
		}
		src++;
	}
	return len;
}

#if defined (USING_LINUX) || defined (USING_FREEBSD) || defined (__APPLE__)

static void
get_cpu_info (double *mhz, int *cpus)
{

#ifdef USING_LINUX

	char buf[256];
	int fh;

	*mhz = 0;
	*cpus = 0;

	fh = open ("/proc/cpuinfo", O_RDONLY);	/* linux 2.2+ only */
	if (fh == -1)
	{
		*cpus = 1;
		return;
	}

	while (1)
	{
		if (waitline (fh, buf, sizeof buf, FALSE) < 0)
			break;
		if (!strncmp (buf, "cycle frequency [Hz]\t:", 22))	/* alpha */
		{
			*mhz = atoi (buf + 23) / 1000000;
		} else if (!strncmp (buf, "cpu MHz\t\t:", 10))	/* i386 */
		{
			*mhz = atof (buf + 11) + 0.5;
		} else if (!strncmp (buf, "clock\t\t:", 8))	/* PPC */
		{
			*mhz = atoi (buf + 9);
		} else if (!strncmp (buf, "processor\t", 10))
		{
			(*cpus)++;
		}
	}
	close (fh);
	if (!*cpus)
		*cpus = 1;

#endif
#ifdef USING_FREEBSD

	int mib[2], ncpu;
	u_long freq;
	size_t len;

	freq = 0;
	*mhz = 0;
	*cpus = 0;

	mib[0] = CTL_HW;
	mib[1] = HW_NCPU;

	len = sizeof(ncpu);
	sysctl(mib, 2, &ncpu, &len, NULL, 0);

	len = sizeof(freq);
	sysctlbyname("machdep.tsc_freq", &freq, &len, NULL, 0);

	*cpus = ncpu;
	*mhz = (freq / 1000000);

#endif
#ifdef __APPLE__

	int mib[2], ncpu;
	unsigned long long freq;
	size_t len;

	freq = 0;
	*mhz = 0;
	*cpus = 0;

	mib[0] = CTL_HW;
	mib[1] = HW_NCPU;

	len = sizeof(ncpu);
	sysctl(mib, 2, &ncpu, &len, NULL, 0);

	len = sizeof(freq);
        sysctlbyname("hw.cpufrequency", &freq, &len, NULL, 0);

	*cpus = ncpu;
	*mhz = (freq / 1000000);

#endif

}
#endif

#ifdef WIN32

static int
get_mhz (void)
{
	HKEY hKey;
	int result, data, dataSize;

	if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, "Hardware\\Description\\System\\"
		"CentralProcessor\\0", 0, KEY_QUERY_VALUE, &hKey) == ERROR_SUCCESS)
	{
		dataSize = sizeof (data);
		result = RegQueryValueEx (hKey, "~MHz", 0, 0, (LPBYTE)&data, &dataSize);
		RegCloseKey (hKey);
		if (result == ERROR_SUCCESS)
			return data;
	}
	return 0;	/* fails on Win9x */
}

int
get_cpu_arch (void)
{
	SYSTEM_INFO si;

	GetSystemInfo (&si);

	if (si.wProcessorArchitecture == 9)
	{
		return 64;
	}
	else
	{
		return 86;
	}
}

char *
get_sys_str (int with_cpu)
{
	static char verbuf[64];
	static char winver[20];
	OSVERSIONINFOEX osvi;
	double mhz;

	osvi.dwOSVersionInfoSize = sizeof (OSVERSIONINFOEX);
	GetVersionEx ((OSVERSIONINFO*) &osvi);

	switch (osvi.dwMajorVersion)
	{
		case 5:
			switch (osvi.dwMinorVersion)
			{
				case 1:
					strcpy (winver, "XP");
					break;
				case 2:
					if (osvi.wProductType == VER_NT_WORKSTATION)
					{
						strcpy (winver, "XP x64 Edition");
					}
					else
					{
						if (GetSystemMetrics(SM_SERVERR2) == 0)
						{
							strcpy (winver, "Server 2003");
						}
						else
						{
							strcpy (winver, "Server 2003 R2");
						}
					}
					break;
			}
			break;
		case 6:
			switch (osvi.dwMinorVersion)
			{
				case 0:
					if (osvi.wProductType == VER_NT_WORKSTATION)
					{
						strcpy (winver, "Vista");
					}
					else
					{
						strcpy (winver, "Server 2008");
					}
					break;
				case 1:
					if (osvi.wProductType == VER_NT_WORKSTATION)
					{
						strcpy (winver, "7");
					}
					else
					{
						strcpy (winver, "Server 2008 R2");
					}
					break;
				case 2:
					if (osvi.wProductType == VER_NT_WORKSTATION)
					{
						strcpy (winver, "8");
					}
					else
					{
						strcpy (winver, "Server 2012");
					}
					break;
			}
			break;
	}

	mhz = get_mhz ();
	if (mhz && with_cpu)
	{
		double cpuspeed = ( mhz > 1000 ) ? mhz / 1000 : mhz;
		const char *cpuspeedstr = ( mhz > 1000 ) ? "GHz" : "MHz";
		sprintf (verbuf, "Windows %s [%.2f%s]",	winver, cpuspeed, cpuspeedstr);
	}
	else
	{
		sprintf (verbuf, "Windows %s", winver);
	}
	
	return verbuf;
}

#else

char *
get_sys_str (int with_cpu)
{
#if defined (USING_LINUX) || defined (USING_FREEBSD) || defined (__APPLE__)
	double mhz;
#endif
	int cpus = 1;
	struct utsname un;
	static char *buf = NULL;

	if (buf)
		return buf;

	buf = malloc (128);

	uname (&un);

#if defined (USING_LINUX) || defined (USING_FREEBSD) || defined (__APPLE__)
	get_cpu_info (&mhz, &cpus);
	if (mhz && with_cpu)
	{
		double cpuspeed = ( mhz > 1000 ) ? mhz / 1000 : mhz;
		const char *cpuspeedstr = ( mhz > 1000 ) ? "GHz" : "MHz";
		snprintf (buf, 128,
					(cpus == 1) ? "%s %s [%s/%.2f%s]" : "%s %s [%s/%.2f%s/SMP]",
					un.sysname, un.release, un.machine,
					cpuspeed, cpuspeedstr);
	} else
#endif
		snprintf (buf, 128,
					(cpus == 1) ? "%s %s [%s]" : "%s %s [%s/SMP]",
					un.sysname, un.release, un.machine);

	return buf;
}

#endif

int
buf_get_line (char *ibuf, char **buf, int *position, int len)
{
	int pos = *position, spos = pos;

	if (pos == len)
		return 0;

	while (ibuf[pos++] != '\n')
	{
		if (pos == len)
			return 0;
	}
	pos--;
	ibuf[pos] = 0;
	*buf = &ibuf[spos];
	pos++;
	*position = pos;
	return 1;
}

int match(const char *mask, const char *string)
{
  register const char *m = mask, *s = string;
  register char ch;
  const char *bm, *bs;		/* Will be reg anyway on a decent CPU/compiler */

  /* Process the "head" of the mask, if any */
  while ((ch = *m++) && (ch != '*'))
    switch (ch)
    {
      case '\\':
	if (*m == '?' || *m == '*')
	  ch = *m++;
      default:
	if (rfc_tolower(*s) != rfc_tolower(ch))
	  return 0;
      case '?':
	if (!*s++)
	  return 0;
    };
  if (!ch)
    return !(*s);

  /* We got a star: quickly find if/where we match the next char */
got_star:
  bm = m;			/* Next try rollback here */
  while ((ch = *m++))
    switch (ch)
    {
      case '?':
	if (!*s++)
	  return 0;
      case '*':
	bm = m;
	continue;		/* while */
      case '\\':
	if (*m == '?' || *m == '*')
	  ch = *m++;
      default:
	goto break_while;	/* C is structured ? */
    };
break_while:
  if (!ch)
    return 1;			/* mask ends with '*', we got it */
  ch = rfc_tolower(ch);
  while (rfc_tolower(*s++) != ch)
    if (!*s)
      return 0;
  bs = s;			/* Next try start from here */

  /* Check the rest of the "chunk" */
  while ((ch = *m++))
  {
    switch (ch)
    {
      case '*':
	goto got_star;
      case '\\':
	if (*m == '?' || *m == '*')
	  ch = *m++;
      default:
	if (rfc_tolower(*s) != rfc_tolower(ch))
	{
	  if (!*s)
	    return 0;
	  m = bm;
	  s = bs;
	  goto got_star;
	};
      case '?':
	if (!*s++)
	  return 0;
    };
  };
  if (*s)
  {
    m = bm;
    s = bs;
    goto got_star;
  };
  return 1;
}

void
for_files (char *dirname, char *mask, void callback (char *file))
{
	DIR *dir;
	struct dirent *ent;
	char *buf;

	dir = opendir (dirname);
	if (dir)
	{
		while ((ent = readdir (dir)))
		{
			if (strcmp (ent->d_name, ".") && strcmp (ent->d_name, ".."))
			{
				if (match (mask, ent->d_name))
				{
					buf = malloc (strlen (dirname) + strlen (ent->d_name) + 2);
					sprintf (buf, "%s/%s", dirname, ent->d_name);
					callback (buf);
					free (buf);
				}
			}
		}
		closedir (dir);
	}
}

/*void
tolowerStr (char *str)
{
	while (*str)
	{
		*str = rfc_tolower (*str);
		str++;
	}
}*/

typedef struct
{
	char *code, *country;
} domain_t;

static int
country_compare (const void *a, const void *b)
{
	return g_ascii_strcasecmp (a, ((domain_t *)b)->code);
}

static const domain_t domain[] =
{
		{"AC", N_("Ascension Island") },
		{"AD", N_("Andorra") },
		{"AE", N_("United Arab Emirates") },
		{"AERO", N_("Aviation-Related Fields") },
		{"AF", N_("Afghanistan") },
		{"AG", N_("Antigua and Barbuda") },
		{"AI", N_("Anguilla") },
		{"AL", N_("Albania") },
		{"AM", N_("Armenia") },
		{"AN", N_("Netherlands Antilles") },
		{"AO", N_("Angola") },
		{"AQ", N_("Antarctica") },
		{"AR", N_("Argentina") },
		{"ARPA", N_("Reverse DNS") },
		{"AS", N_("American Samoa") },
		{"ASIA", N_("Asia-Pacific Region") },
		{"AT", N_("Austria") },
		{"ATO", N_("Nato Fiel") },
		{"AU", N_("Australia") },
		{"AW", N_("Aruba") },
		{"AX", N_("Aland Islands") },
		{"AZ", N_("Azerbaijan") },
		{"BA", N_("Bosnia and Herzegovina") },
		{"BB", N_("Barbados") },
		{"BD", N_("Bangladesh") },
		{"BE", N_("Belgium") },
		{"BF", N_("Burkina Faso") },
		{"BG", N_("Bulgaria") },
		{"BH", N_("Bahrain") },
		{"BI", N_("Burundi") },
		{"BIZ", N_("Businesses"), },
		{"BJ", N_("Benin") },
		{"BM", N_("Bermuda") },
		{"BN", N_("Brunei Darussalam") },
		{"BO", N_("Bolivia") },
		{"BR", N_("Brazil") },
		{"BS", N_("Bahamas") },
		{"BT", N_("Bhutan") },
		{"BV", N_("Bouvet Island") },
		{"BW", N_("Botswana") },
		{"BY", N_("Belarus") },
		{"BZ", N_("Belize") },
		{"CA", N_("Canada") },
		{"CAT", N_("Catalan") },
		{"CC", N_("Cocos Islands") },
		{"CD", N_("Democratic Republic of Congo") },
		{"CF", N_("Central African Republic") },
		{"CG", N_("Congo") },
		{"CH", N_("Switzerland") },
		{"CI", N_("Cote d'Ivoire") },
		{"CK", N_("Cook Islands") },
		{"CL", N_("Chile") },
		{"CM", N_("Cameroon") },
		{"CN", N_("China") },
		{"CO", N_("Colombia") },
		{"COM", N_("Internic Commercial") },
		{"COOP", N_("Cooperatives") },
		{"CR", N_("Costa Rica") },
		{"CS", N_("Serbia and Montenegro") },
		{"CU", N_("Cuba") },
		{"CV", N_("Cape Verde") },
		{"CX", N_("Christmas Island") },
		{"CY", N_("Cyprus") },
		{"CZ", N_("Czech Republic") },
		{"DD", N_("East Germany") },
		{"DE", N_("Germany") },
		{"DJ", N_("Djibouti") },
		{"DK", N_("Denmark") },
		{"DM", N_("Dominica") },
		{"DO", N_("Dominican Republic") },
		{"DZ", N_("Algeria") },
		{"EC", N_("Ecuador") },
		{"EDU", N_("Educational Institution") },
		{"EE", N_("Estonia") },
		{"EG", N_("Egypt") },
		{"EH", N_("Western Sahara") },
		{"ER", N_("Eritrea") },
		{"ES", N_("Spain") },
		{"ET", N_("Ethiopia") },
		{"EU", N_("European Union") },
		{"FI", N_("Finland") },
		{"FJ", N_("Fiji") },
		{"FK", N_("Falkland Islands") },
		{"FM", N_("Micronesia") },
		{"FO", N_("Faroe Islands") },
		{"FR", N_("France") },
		{"GA", N_("Gabon") },
		{"GB", N_("Great Britain") },
		{"GD", N_("Grenada") },
		{"GE", N_("Georgia") },
		{"GF", N_("French Guiana") },
		{"GG", N_("British Channel Isles") },
		{"GH", N_("Ghana") },
		{"GI", N_("Gibraltar") },
		{"GL", N_("Greenland") },
		{"GM", N_("Gambia") },
		{"GN", N_("Guinea") },
		{"GOV", N_("Government") },
		{"GP", N_("Guadeloupe") },
		{"GQ", N_("Equatorial Guinea") },
		{"GR", N_("Greece") },
		{"GS", N_("S. Georgia and S. Sandwich Isles") },
		{"GT", N_("Guatemala") },
		{"GU", N_("Guam") },
		{"GW", N_("Guinea-Bissau") },
		{"GY", N_("Guyana") },
		{"HK", N_("Hong Kong") },
		{"HM", N_("Heard and McDonald Islands") },
		{"HN", N_("Honduras") },
		{"HR", N_("Croatia") },
		{"HT", N_("Haiti") },
		{"HU", N_("Hungary") },
		{"ID", N_("Indonesia") },
		{"IE", N_("Ireland") },
		{"IL", N_("Israel") },
		{"IM", N_("Isle of Man") },
		{"IN", N_("India") },
		{"INFO", N_("Informational") },
		{"INT", N_("International") },
		{"IO", N_("British Indian Ocean Territory") },
		{"IQ", N_("Iraq") },
		{"IR", N_("Iran") },
		{"IS", N_("Iceland") },
		{"IT", N_("Italy") },
		{"JE", N_("Jersey") },
		{"JM", N_("Jamaica") },
		{"JO", N_("Jordan") },
		{"JOBS", N_("Company Jobs") },
		{"JP", N_("Japan") },
		{"KE", N_("Kenya") },
		{"KG", N_("Kyrgyzstan") },
		{"KH", N_("Cambodia") },
		{"KI", N_("Kiribati") },
		{"KM", N_("Comoros") },
		{"KN", N_("St. Kitts and Nevis") },
		{"KP", N_("North Korea") },
		{"KR", N_("South Korea") },
		{"KW", N_("Kuwait") },
		{"KY", N_("Cayman Islands") },
		{"KZ", N_("Kazakhstan") },
		{"LA", N_("Laos") },
		{"LB", N_("Lebanon") },
		{"LC", N_("Saint Lucia") },
		{"LI", N_("Liechtenstein") },
		{"LK", N_("Sri Lanka") },
		{"LR", N_("Liberia") },
		{"LS", N_("Lesotho") },
		{"LT", N_("Lithuania") },
		{"LU", N_("Luxembourg") },
		{"LV", N_("Latvia") },
		{"LY", N_("Libya") },
		{"MA", N_("Morocco") },
		{"MC", N_("Monaco") },
		{"MD", N_("Moldova") },
		{"ME", N_("Montenegro") },
		{"MED", N_("United States Medical") },
		{"MG", N_("Madagascar") },
		{"MH", N_("Marshall Islands") },
		{"MIL", N_("Military") },
		{"MK", N_("Macedonia") },
		{"ML", N_("Mali") },
		{"MM", N_("Myanmar") },
		{"MN", N_("Mongolia") },
		{"MO", N_("Macau") },
		{"MOBI", N_("Mobile Devices") },
		{"MP", N_("Northern Mariana Islands") },
		{"MQ", N_("Martinique") },
		{"MR", N_("Mauritania") },
		{"MS", N_("Montserrat") },
		{"MT", N_("Malta") },
		{"MU", N_("Mauritius") },
		{"MUSEUM", N_("Museums") },
		{"MV", N_("Maldives") },
		{"MW", N_("Malawi") },
		{"MX", N_("Mexico") },
		{"MY", N_("Malaysia") },
		{"MZ", N_("Mozambique") },
		{"NA", N_("Namibia") },
		{"NAME", N_("Individual's Names") },
		{"NC", N_("New Caledonia") },
		{"NE", N_("Niger") },
		{"NET", N_("Internic Network") },
		{"NF", N_("Norfolk Island") },
		{"NG", N_("Nigeria") },
		{"NI", N_("Nicaragua") },
		{"NL", N_("Netherlands") },
		{"NO", N_("Norway") },
		{"NP", N_("Nepal") },
		{"NR", N_("Nauru") },
		{"NU", N_("Niue") },
		{"NZ", N_("New Zealand") },
		{"OM", N_("Oman") },
		{"ORG", N_("Internic Non-Profit Organization") },
		{"PA", N_("Panama") },
		{"PE", N_("Peru") },
		{"PF", N_("French Polynesia") },
		{"PG", N_("Papua New Guinea") },
		{"PH", N_("Philippines") },
		{"PK", N_("Pakistan") },
		{"PL", N_("Poland") },
		{"PM", N_("St. Pierre and Miquelon") },
		{"PN", N_("Pitcairn") },
		{"PR", N_("Puerto Rico") },
		{"PRO", N_("Professions") },
		{"PS", N_("Palestinian Territory") },
		{"PT", N_("Portugal") },
		{"PW", N_("Palau") },
		{"PY", N_("Paraguay") },
		{"QA", N_("Qatar") },
		{"RE", N_("Reunion") },
		{"RO", N_("Romania") },
		{"RPA", N_("Old School ARPAnet") },
		{"RS", N_("Serbia") },
		{"RU", N_("Russian Federation") },
		{"RW", N_("Rwanda") },
		{"SA", N_("Saudi Arabia") },
		{"SB", N_("Solomon Islands") },
		{"SC", N_("Seychelles") },
		{"SD", N_("Sudan") },
		{"SE", N_("Sweden") },
		{"SG", N_("Singapore") },
		{"SH", N_("St. Helena") },
		{"SI", N_("Slovenia") },
		{"SJ", N_("Svalbard and Jan Mayen Islands") },
		{"SK", N_("Slovak Republic") },
		{"SL", N_("Sierra Leone") },
		{"SM", N_("San Marino") },
		{"SN", N_("Senegal") },
		{"SO", N_("Somalia") },
		{"SR", N_("Suriname") },
		{"SS", N_("South Sudan") },
		{"ST", N_("Sao Tome and Principe") },
		{"SU", N_("Former USSR") },
		{"SV", N_("El Salvador") },
		{"SY", N_("Syria") },
		{"SZ", N_("Swaziland") },
		{"TC", N_("Turks and Caicos Islands") },
		{"TD", N_("Chad") },
		{"TEL", N_("Internet Communication Services") },
		{"TF", N_("French Southern Territories") },
		{"TG", N_("Togo") },
		{"TH", N_("Thailand") },
		{"TJ", N_("Tajikistan") },
		{"TK", N_("Tokelau") },
		{"TL", N_("East Timor") },
		{"TM", N_("Turkmenistan") },
		{"TN", N_("Tunisia") },
		{"TO", N_("Tonga") },
		{"TP", N_("East Timor") },
		{"TR", N_("Turkey") },
		{"TRAVEL", N_("Travel and Tourism") },
		{"TT", N_("Trinidad and Tobago") },
		{"TV", N_("Tuvalu") },
		{"TW", N_("Taiwan") },
		{"TZ", N_("Tanzania") },
		{"UA", N_("Ukraine") },
		{"UG", N_("Uganda") },
		{"UK", N_("United Kingdom") },
		{"US", N_("United States of America") },
		{"UY", N_("Uruguay") },
		{"UZ", N_("Uzbekistan") },
		{"VA", N_("Vatican City State") },
		{"VC", N_("St. Vincent and the Grenadines") },
		{"VE", N_("Venezuela") },
		{"VG", N_("British Virgin Islands") },
		{"VI", N_("US Virgin Islands") },
		{"VN", N_("Vietnam") },
		{"VU", N_("Vanuatu") },
		{"WF", N_("Wallis and Futuna Islands") },
		{"WS", N_("Samoa") },
		{"XXX", N_("Adult Entertainment") },
		{"YE", N_("Yemen") },
		{"YT", N_("Mayotte") },
		{"YU", N_("Yugoslavia") },
		{"ZA", N_("South Africa") },
		{"ZM", N_("Zambia") },
		{"ZW", N_("Zimbabwe") },
};

char *
country (char *hostname)
{
	char *p;
	domain_t *dom;

	if (!hostname || !*hostname || isdigit ((unsigned char) hostname[strlen (hostname) - 1]))
		return _("Unknown");
	if ((p = strrchr (hostname, '.')))
		p++;
	else
		p = hostname;

	dom = bsearch (p, domain, sizeof (domain) / sizeof (domain_t),
						sizeof (domain_t), country_compare);

	if (!dom)
		return _("Unknown");

	return _(dom->country);
}

void
country_search (char *pattern, void *ud, void (*print)(void *, char *, ...))
{
	const domain_t *dom;
	int i;

	for (i = 0; i < sizeof (domain) / sizeof (domain_t); i++)
	{
		dom = &domain[i];
		if (match (pattern, dom->country) || match (pattern, _(dom->country)))
		{
			print (ud, "%s = %s\n", dom->code, _(dom->country));
		}
	}
}

/* I think gnome1.0.x isn't necessarily linked against popt, ah well! */
/* !!! For now use this inlined function, or it would break fe-text building */
/* .... will find a better solution later. */
/*#ifndef USE_GNOME*/

/* this is taken from gnome-libs 1.2.4 */
#define POPT_ARGV_ARRAY_GROW_DELTA 5

int my_poptParseArgvString(const char * s, int * argcPtr, char *** argvPtr) {
    char * buf, * bufStart, * dst;
    const char * src;
    char quote = '\0';
    int argvAlloced = POPT_ARGV_ARRAY_GROW_DELTA;
    char ** argv = malloc(sizeof(*argv) * argvAlloced);
    const char ** argv2;
    int argc = 0;
    int i, buflen;

    buflen = strlen(s) + 1;
/*    bufStart = buf = alloca(buflen);*/
	 bufStart = buf = malloc (buflen);
    memset(buf, '\0', buflen);

    src = s;
    argv[argc] = buf;

    while (*src) {
	if (quote == *src) {
	    quote = '\0';
	} else if (quote) {
	    if (*src == '\\') {
		src++;
		if (!*src) {
		    free(argv);
			 free(bufStart);
		    return 1;
		}
		if (*src != quote) *buf++ = '\\';
	    }
	    *buf++ = *src;
	/*} else if (isspace((unsigned char) *src)) {*/
	} else if (*src == ' ') {
	    if (*argv[argc]) {
		buf++, argc++;
		if (argc == argvAlloced) {
		    argvAlloced += POPT_ARGV_ARRAY_GROW_DELTA;
		    argv = realloc(argv, sizeof(*argv) * argvAlloced);
		}
		argv[argc] = buf;
	    }
	} else switch (*src) {
	  case '"':
	  case '\'':
	    quote = *src;
	    break;
	  case '\\':
	    src++;
	    if (!*src) {
		free(argv);
		free(bufStart);
		return 1;
	    }
	    /* fallthrough */
	  default:
	    *buf++ = *src;
	}

	src++;
    }

    if (strlen(argv[argc])) {
	argc++, buf++;
    }

    dst = malloc((argc + 1) * sizeof(*argv) + (buf - bufStart));
    argv2 = (void *) dst;
    dst += (argc + 1) * sizeof(*argv);
    memcpy((void *)argv2, argv, argc * sizeof(*argv));
    argv2[argc] = NULL;
    memcpy(dst, bufStart, buf - bufStart);

    for (i = 0; i < argc; i++) {
	argv2[i] = dst + (argv[i] - bufStart);
    }

    free(argv);

    *argvPtr = (char **)argv2;	/* XXX don't change the API */
    *argcPtr = argc;

	 free (bufStart);

    return 0;
}

int
util_exec (const char *cmd)
{
	char **argv;
	int argc;
#ifndef WIN32
	int pid;
	int fd;
#endif

	if (my_poptParseArgvString (cmd, &argc, &argv) != 0)
		return -1;

#ifndef WIN32
	pid = fork ();
	if (pid == -1)
		return -1;
	if (pid == 0)
	{
		/* Now close all open file descriptors except stdin, stdout and stderr */
		for (fd = 3; fd < 1024; fd++) close(fd);
		execvp (argv[0], argv);
		_exit (0);
	} else
	{
		free (argv);
		return pid;
	}
#else
	spawnvp (_P_DETACH, argv[0], argv);
	free (argv);
	return 0;
#endif
}

int
util_execv (char * const argv[])
{
#ifndef WIN32
	int pid, fd;

	pid = fork ();
	if (pid == -1)
		return -1;
	if (pid == 0)
	{
		/* Now close all open file descriptors except stdin, stdout and stderr */
		for (fd = 3; fd < 1024; fd++) close(fd);
		execv (argv[0], argv);
		_exit (0);
	} else
	{
		return pid;
	}
#else
	spawnv (_P_DETACH, argv[0], argv);
	return 0;
#endif
}

unsigned long
make_ping_time (void)
{
#ifndef WIN32
	struct timeval timev;
	gettimeofday (&timev, 0);
#else
	GTimeVal timev;
	g_get_current_time (&timev);
#endif
	return (timev.tv_sec - 50000) * 1000000 + timev.tv_usec;
}


/************************************************************************
 *    This technique was borrowed in part from the source code to 
 *    ircd-hybrid-5.3 to implement case-insensitive string matches which
 *    are fully compliant with Section 2.2 of RFC 1459, the copyright
 *    of that code being (C) 1990 Jarkko Oikarinen and under the GPL.
 *    
 *    A special thanks goes to Mr. Okarinen for being the one person who
 *    seems to have ever noticed this section in the original RFC and
 *    written code for it.  Shame on all the rest of you (myself included).
 *    
 *        --+ Dagmar d'Surreal
 */

int
rfc_casecmp (const char *s1, const char *s2)
{
	register unsigned char *str1 = (unsigned char *) s1;
	register unsigned char *str2 = (unsigned char *) s2;
	register int res;

	while ((res = rfc_tolower (*str1) - rfc_tolower (*str2)) == 0)
	{
		if (*str1 == '\0')
			return 0;
		str1++;
		str2++;
	}
	return (res);
}

int
rfc_ncasecmp (char *str1, char *str2, int n)
{
	register unsigned char *s1 = (unsigned char *) str1;
	register unsigned char *s2 = (unsigned char *) str2;
	register int res;

	while ((res = rfc_tolower (*s1) - rfc_tolower (*s2)) == 0)
	{
		s1++;
		s2++;
		n--;
		if (n == 0 || (*s1 == '\0' && *s2 == '\0'))
			return 0;
	}
	return (res);
}

const unsigned char rfc_tolowertab[] =
	{ 0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa,
	0xb, 0xc, 0xd, 0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14,
	0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
	0x1e, 0x1f,
	' ', '!', '"', '#', '$', '%', '&', 0x27, '(', ')',
	'*', '+', ',', '-', '.', '/',
	'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
	':', ';', '<', '=', '>', '?',
	'@', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
	'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's',
	't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~',
	'_',
	'`', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
	'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's',
	't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~',
	0x7f,
	0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
	0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
	0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
	0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
	0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9,
	0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
	0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9,
	0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
	0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9,
	0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
	0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9,
	0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
	0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9,
	0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9,
	0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};

/*static unsigned char touppertab[] =
	{ 0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa,
	0xb, 0xc, 0xd, 0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14,
	0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
	0x1e, 0x1f,
	' ', '!', '"', '#', '$', '%', '&', 0x27, '(', ')',
	'*', '+', ',', '-', '.', '/',
	'0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
	':', ';', '<', '=', '>', '?',
	'@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
	'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
	'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '[', '\\', ']', '^',
	0x5f,
	'`', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
	'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S',
	'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '[', '\\', ']', '^',
	0x7f,
	0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
	0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
	0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
	0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
	0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9,
	0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
	0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9,
	0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
	0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9,
	0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
	0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9,
	0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
	0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9,
	0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
	0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9,
	0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};*/

/*static int
rename_utf8 (char *oldname, char *newname)
{
	int sav, res;
	char *fso, *fsn;

	fso = xchat_filename_from_utf8 (oldname, -1, 0, 0, 0);
	if (!fso)
		return FALSE;
	fsn = xchat_filename_from_utf8 (newname, -1, 0, 0, 0);
	if (!fsn)
	{
		g_free (fso);
		return FALSE;
	}

	res = rename (fso, fsn);
	sav = errno;
	g_free (fso);
	g_free (fsn);
	errno = sav;
	return res;
}

static int
unlink_utf8 (char *fname)
{
	int res;
	char *fs;

	fs = xchat_filename_from_utf8 (fname, -1, 0, 0, 0);
	if (!fs)
		return FALSE;

	res = unlink (fs);
	g_free (fs);
	return res;
}*/

static gboolean
file_exists_utf8 (char *fname)
{
	int res;
	char *fs;

	fs = xchat_filename_from_utf8 (fname, -1, 0, 0, 0);
	if (!fs)
		return FALSE;

	res = access (fs, F_OK);
	g_free (fs);
	if (res == 0)
		return TRUE;
	return FALSE;
}

static gboolean
copy_file (char *dl_src, char *dl_dest, int permissions)	/* FS encoding */
{
	int tmp_src, tmp_dest;
	gboolean ok = FALSE;
	char dl_tmp[4096];
	int return_tmp, return_tmp2;

	if ((tmp_src = open (dl_src, O_RDONLY | OFLAGS)) == -1)
	{
		fprintf (stderr, "Unable to open() file '%s' (%s) !", dl_src,
				  strerror (errno));
		return FALSE;
	}

	if ((tmp_dest =
		 open (dl_dest, O_WRONLY | O_CREAT | O_TRUNC | OFLAGS, permissions)) < 0)
	{
		close (tmp_src);
		fprintf (stderr, "Unable to create file '%s' (%s) !", dl_src,
				  strerror (errno));
		return FALSE;
	}

	for (;;)
	{
		return_tmp = read (tmp_src, dl_tmp, sizeof (dl_tmp));

		if (!return_tmp)
		{
			ok = TRUE;
			break;
		}

		if (return_tmp < 0)
		{
			fprintf (stderr, "download_move_to_completed_dir(): "
				"error reading while moving file to save directory (%s)",
				 strerror (errno));
			break;
		}

		return_tmp2 = write (tmp_dest, dl_tmp, return_tmp);

		if (return_tmp2 < 0)
		{
			fprintf (stderr, "download_move_to_completed_dir(): "
				"error writing while moving file to save directory (%s)",
				 strerror (errno));
			break;
		}

		if (return_tmp < sizeof (dl_tmp))
		{
			ok = TRUE;
			break;
		}
	}

	close (tmp_dest);
	close (tmp_src);
	return ok;
}

/* Takes care of moving a file from a temporary download location to a completed location. Now in UTF-8. */
void
move_file_utf8 (char *src_dir, char *dst_dir, char *fname, int dccpermissions)
{
	char src[4096];
	char dst[4096];
	int res, i;
	char *src_fs;	/* FileSystem encoding */
	char *dst_fs;

	/* if dcc_dir and dcc_completed_dir are the same then we are done */
	if (0 == strcmp (src_dir, dst_dir) ||
		 0 == dst_dir[0])
		return;			/* Already in "completed dir" */

	snprintf (src, sizeof (src), "%s/%s", src_dir, fname);
	snprintf (dst, sizeof (dst), "%s/%s", dst_dir, fname);

	/* already exists in completed dir? Append a number */
	if (file_exists_utf8 (dst))
	{
		for (i = 0; ; i++)
		{
			snprintf (dst, sizeof (dst), "%s/%s.%d", dst_dir, fname, i);
			if (!file_exists_utf8 (dst))
				break;
		}
	}

	/* convert UTF-8 to filesystem encoding */
	src_fs = xchat_filename_from_utf8 (src, -1, 0, 0, 0);
	if (!src_fs)
		return;
	dst_fs = xchat_filename_from_utf8 (dst, -1, 0, 0, 0);
	if (!dst_fs)
	{
		g_free (src_fs);
		return;
	}

	/* first try a simple rename move */
	res = rename (src_fs, dst_fs);

	if (res == -1 && (errno == EXDEV || errno == EPERM))
	{
		/* link failed because either the two paths aren't on the */
		/* same filesystem or the filesystem doesn't support hard */
		/* links, so we have to do a copy. */
		if (copy_file (src_fs, dst_fs, dccpermissions))
			unlink (src_fs);
	}

	g_free (dst_fs);
	g_free (src_fs);
}

int
mkdir_utf8 (char *dir)
{
	int ret;

	dir = xchat_filename_from_utf8 (dir, -1, 0, 0, 0);
	if (!dir)
		return -1;

#ifdef WIN32
	ret = mkdir (dir);
#else
	ret = mkdir (dir, S_IRUSR | S_IWUSR | S_IXUSR);
#endif
	g_free (dir);

	return ret;
}

/* separates a string according to a 'sep' char, then calls the callback
   function for each token found */

int
token_foreach (char *str, char sep,
					int (*callback) (char *str, void *ud), void *ud)
{
	char t, *start = str;

	while (1)
	{
		if (*str == sep || *str == 0)
		{
			t = *str;
			*str = 0;
			if (callback (start, ud) < 1)
			{
				*str = t;
				return FALSE;
			}
			*str = t;

			if (*str == 0)
				break;
			str++;
			start = str;

		} else
		{
			/* chars $00-$7f can never be embedded in utf-8 */
			str++;
		}
	}

	return TRUE;
}

/* 31 bit string hash functions */

guint32
str_hash (const char *key)
{
	const char *p = key;
	guint32 h = *p;

	if (h)
		for (p += 1; *p != '\0'; p++)
			h = (h << 5) - h + *p;

	return h;
}

guint32
str_ihash (const unsigned char *key)
{
	const char *p = key;
	guint32 h = rfc_tolowertab [(guint)*p];

	if (h)
		for (p += 1; *p != '\0'; p++)
			h = (h << 5) - h + rfc_tolowertab [(guint)*p];

	return h;
}

/* features: 1. "src" must be valid, NULL terminated UTF-8 */
/*           2. "dest" will be left with valid UTF-8 - no partial chars! */

void
safe_strcpy (char *dest, const char *src, int bytes_left)
{
	int mbl;

	while (1)
	{
		mbl = g_utf8_skip[*((unsigned char *)src)];

		if (bytes_left < (mbl + 1)) /* can't fit with NULL? */
		{
			*dest = 0;
			break;
		}

		if (mbl == 1)	/* one byte char */
		{
			*dest = *src;
			if (*src == 0)
				break;	/* it all fit */
			dest++;
			src++;
			bytes_left--;
		}
		else				/* multibyte char */
		{
			memcpy (dest, src, mbl);
			dest += mbl;
			src += mbl;
			bytes_left -= mbl;
		}
	}
}

void
canonalize_key (char *key)
{
	char *pos, token;

	for (pos = key; (token = *pos) != 0; pos++)
	{
		if (token != '_' && (token < '0' || token > '9') && (token < 'A' || token > 'Z') && (token < 'a' || token > 'z'))
		{
			*pos = '_';
		}
		else
		{
			*pos = tolower(token);
		}
	}
}

int
portable_mode ()
{
#ifdef WIN32
	if ((_access( "portable-mode", 0 )) != -1)
	{
		return 1;
	}
	else
	{
		return 0;
	}
#else
	return 0;
#endif
}

int
hextray_mode ()
{
#ifdef WIN32
	if ((_access( "plugins/hextray.dll", 0 )) != -1)
	{
		return 1;
	}
	else
	{
		return 0;
	}
#else
	return 0;
#endif
}

/* Routine for listing subfolders of a given folder. ALWAYS free correctly after use, e.g.
void display_list (GSList *list)
{
	GSList *iterator = NULL;
	for (iterator = list; iterator; iterator = iterator->next)
	{
		printf ("%s\t", (char *) iterator->data);
	}
}

int main (int argc, char *argv[])
{
	GSList *list;
	list = get_subdirs ("foo");
	display_list (list);
#if GLIB_CHECK_VERSION(2,28,0)
	g_slist_free_full (list, (GFunc) g_free);
#else
	g_slist_foreach (list, (GFunc) g_free, NULL);
	g_slist_free (list);
#endif
	return 0;
}
*/
GSList *
get_subdirs (const char *path)
{
	DIR *dir;
	struct dirent *entry;
	GSList *dirlist = NULL;

	if (!path)
	{
		path = ".";
	}

	dir = opendir (path);

	if (!dir)
	{
		return NULL;
	}

	entry = readdir (dir);

	while (entry != NULL)
	{
		if (entry->d_type == DT_DIR && strcmp (entry->d_name, ".") != 0 && strcmp (entry->d_name, "..") != 0)
		{
			dirlist = g_slist_append (dirlist, g_strdup (entry->d_name));
		}

		entry = readdir (dir);
	}

	return dirlist;
}

char *
encode_sasl_pass (char *user, char *pass)
{
	int passlen;
	char *buffer;
	char *encoded;

	/* passphrase generation, nicely copy-pasted from the CAP-SASL plugin */
	passlen = strlen (user) * 2 + 2 + strlen (pass);
	buffer = (char*) malloc (passlen + 1);
	strcpy (buffer, user);
	strcpy (buffer + strlen (user) + 1, user);
	strcpy (buffer + strlen (user) * 2 + 2, pass);
	encoded = g_base64_encode ((unsigned char*) buffer, passlen);

	free (buffer);

	return encoded;
}