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/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
*
* This 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 software 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 software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
/*
* The following applies to stcasecmp and strncasecmp implementations:
*
* Copyright (c) 1987 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of California at Berkeley. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific written prior permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <sys/time.h>
#include <rfb/util.h>
// Provide strcasecmp() and/or strncasecmp() if absent on this system.
#ifndef WIN32
#if !defined(HAVE_STRCASECMP) || !defined(HAVE_STRNCASECMP)
extern "C" {
/*
* This array is designed for mapping upper and lower case letter
* together for a case independent comparison. The mappings are
* based upon ascii character sequences.
*/
static unsigned char s_charmap[] = {
'\000', '\001', '\002', '\003', '\004', '\005', '\006', '\007',
'\010', '\011', '\012', '\013', '\014', '\015', '\016', '\017',
'\020', '\021', '\022', '\023', '\024', '\025', '\026', '\027',
'\030', '\031', '\032', '\033', '\034', '\035', '\036', '\037',
'\040', '\041', '\042', '\043', '\044', '\045', '\046', '\047',
'\050', '\051', '\052', '\053', '\054', '\055', '\056', '\057',
'\060', '\061', '\062', '\063', '\064', '\065', '\066', '\067',
'\070', '\071', '\072', '\073', '\074', '\075', '\076', '\077',
'\100', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
'\170', '\171', '\172', '\133', '\134', '\135', '\136', '\137',
'\140', '\141', '\142', '\143', '\144', '\145', '\146', '\147',
'\150', '\151', '\152', '\153', '\154', '\155', '\156', '\157',
'\160', '\161', '\162', '\163', '\164', '\165', '\166', '\167',
'\170', '\171', '\172', '\173', '\174', '\175', '\176', '\177',
'\200', '\201', '\202', '\203', '\204', '\205', '\206', '\207',
'\210', '\211', '\212', '\213', '\214', '\215', '\216', '\217',
'\220', '\221', '\222', '\223', '\224', '\225', '\226', '\227',
'\230', '\231', '\232', '\233', '\234', '\235', '\236', '\237',
'\240', '\241', '\242', '\243', '\244', '\245', '\246', '\247',
'\250', '\251', '\252', '\253', '\254', '\255', '\256', '\257',
'\260', '\261', '\262', '\263', '\264', '\265', '\266', '\267',
'\270', '\271', '\272', '\273', '\274', '\275', '\276', '\277',
'\300', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
'\370', '\371', '\372', '\333', '\334', '\335', '\336', '\337',
'\340', '\341', '\342', '\343', '\344', '\345', '\346', '\347',
'\350', '\351', '\352', '\353', '\354', '\355', '\356', '\357',
'\360', '\361', '\362', '\363', '\364', '\365', '\366', '\367',
'\370', '\371', '\372', '\373', '\374', '\375', '\376', '\377',
};
#ifndef HAVE_STRCASECMP
int
strcasecmp(const char *s1, const char *s2)
{
unsigned char u1, u2;
for (;;) {
u1 = (unsigned char) *s1++;
u2 = (unsigned char) *s2++;
if (s_charmap[u1] != s_charmap[u2]) {
return s_charmap[u1] - s_charmap[u2];
}
if (u1 == '\0') {
return 0;
}
}
}
#endif // !defined(HAVE_STRCASECMP)
#ifndef HAVE_STRNCASECMP
int
strncasecmp(const char *s1, const char *s2, size_t n)
{
unsigned char u1, u2;
for (; n != 0; --n) {
u1 = (unsigned char) *s1++;
u2 = (unsigned char) *s2++;
if (s_charmap[u1] != s_charmap[u2]) {
return s_charmap[u1] - s_charmap[u2];
}
if (u1 == '\0') {
return 0;
}
}
return 0;
}
#endif // !defined(HAVE_STRNCASECMP)
} // extern "C"
#endif // !defined(HAVE_STRCASECMP) || !defined(HAVE_STRNCASECMP)
#endif // defined(WIN32)
namespace rfb {
char* strDup(const char* s) {
if (!s) return 0;
int l = strlen(s);
char* r = new char[l+1];
memcpy(r, s, l+1);
return r;
};
void strFree(char* s) {
delete [] s;
}
bool strSplit(const char* src, const char limiter, char** out1, char** out2, bool fromEnd) {
CharArray out1old, out2old;
if (out1) out1old.buf = *out1;
if (out2) out2old.buf = *out2;
int len = strlen(src);
int i=0, increment=1, limit=len;
if (fromEnd) {
i=len-1; increment = -1; limit = -1;
}
while (i!=limit) {
if (src[i] == limiter) {
if (out1) {
*out1 = new char[i+1];
if (i) memcpy(*out1, src, i);
(*out1)[i] = 0;
}
if (out2) {
*out2 = new char[len-i];
if (len-i-1) memcpy(*out2, &src[i+1], len-i-1);
(*out2)[len-i-1] = 0;
}
return true;
}
i+=increment;
}
if (out1) *out1 = strDup(src);
if (out2) *out2 = 0;
return false;
}
bool strContains(const char* src, char c) {
int l=strlen(src);
for (int i=0; i<l; i++)
if (src[i] == c) return true;
return false;
}
void strCopy(char* dest, const char* src, int destlen) {
if (src)
strncpy(dest, src, destlen-1);
dest[src ? destlen-1 : 0] = 0;
}
unsigned msSince(const struct timeval *then)
{
struct timeval now;
unsigned diff;
gettimeofday(&now, NULL);
diff = (now.tv_sec - then->tv_sec) * 1000;
diff += now.tv_usec / 1000;
diff -= then->tv_usec / 1000;
return diff;
}
};
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