1492 lines
30 KiB
C++
Executable File
1492 lines
30 KiB
C++
Executable File
/* AMX Mod X
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*
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* by the AMX Mod X Development Team
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* originally developed by OLO
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*
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* In addition, as a special exception, the author gives permission to
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* link the code of this program with the Half-Life Game Engine ("HL
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* Engine") and Modified Game Libraries ("MODs") developed by Valve,
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* L.L.C ("Valve"). You must obey the GNU General Public License in all
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* respects for all of the code used other than the HL Engine and MODs
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* from Valve. If you modify this file, you may extend this exception
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* to your version of the file, but you are not obligated to do so. If
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* you do not wish to do so, delete this exception statement from your
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* version.
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*/
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#include <ctype.h>
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#include "amxmodx.h"
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#include "format.h"
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#include "binlog.h"
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#include "amxmod_compat.h"
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const char* stristr(const char* str, const char* substr)
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{
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register char *needle = (char *)substr;
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register char *prevloc = (char *)str;
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register char *haystack = (char *)str;
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while (*haystack)
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{
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if (tolower(*haystack) == tolower(*needle))
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{
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haystack++;
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if (!*++needle)
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return prevloc;
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} else {
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haystack = ++prevloc;
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needle = (char *)substr;
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}
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}
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return NULL;
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}
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char* format_amxstring(AMX *amx, cell *params, int parm, int& len)
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{
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#if !defined BINLOG_ENABLED
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return g_langMngr.FormatAmxString(amx, params, parm, len);
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#else
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char *ans = g_langMngr.FormatAmxString(amx, params, parm, len);
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if (g_binlog_level & 4)
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{
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CPluginMngr::CPlugin *pl = g_plugins.findPluginFast(amx);
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if (pl)
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g_BinLog.WriteOp(BinLog_FormatString, pl->getId(), parm, len, ans);
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}
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return ans;
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#endif
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}
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int amxstring_len(cell* a)
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{
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register int c = 0;
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while (a[c])
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++c;
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return c;
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}
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cell* get_amxaddr(AMX *amx, cell amx_addr)
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{
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return (cell *)(amx->base + (int)(((AMX_HEADER *)amx->base)->dat + amx_addr));
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}
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int set_amxstring(AMX *amx, cell amx_addr, const char *source, int max)
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{
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register cell* dest = (cell *)(amx->base + (int)(((AMX_HEADER *)amx->base)->dat + amx_addr));
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register cell* start = dest;
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#if defined BINLOG_ENABLED
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if (g_binlog_level & 2)
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{
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CPluginMngr::CPlugin *pl = g_plugins.findPluginFast(amx);
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if (pl)
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g_BinLog.WriteOp(BinLog_SetString, pl->getId(), amx_addr, max, source);
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}
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#endif
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while (max-- && *source)
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*dest++ = (unsigned char)*source++;
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*dest = 0;
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return dest - start;
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}
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int set_amxstring_utf8(AMX *amx, cell amx_addr, const char *source, size_t sourcelen, size_t maxlen)
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{
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size_t len = sourcelen;
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bool needtocheck = false;
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register cell* dest = (cell *)(amx->base + (int)(((AMX_HEADER *)amx->base)->dat + amx_addr));
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register cell* start = dest;
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if (len >= maxlen)
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{
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len = maxlen - 1;
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needtocheck = true;
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}
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maxlen = len;
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while (maxlen-- && *source)
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{
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*dest++ = *(unsigned char*)source++;
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}
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if (needtocheck && (start[len - 1] & 1 << 7))
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{
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len -= UTIL_CheckValidChar(start + len - 1);
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}
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start[len] = '\0';
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return len;
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}
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extern "C" size_t get_amxstring_r(AMX *amx, cell amx_addr, char *destination, int maxlen)
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{
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register cell *source = (cell *)(amx->base + (int)(((AMX_HEADER *)amx->base)->dat + amx_addr));
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register char *dest = destination;
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char *start = dest;
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if ( (amx->flags & AMX_FLAG_OLDFILE) &&
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(*source & BCOMPAT_TRANSLATE_BITS) )
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{
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const char *def, *key;
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if (!translate_bcompat(amx, source, &key, &def))
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{
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goto normal_string;
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}
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while (maxlen-- && *def)
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*dest++=(*source++);
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} else {
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normal_string:
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while (maxlen-- && *source)
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*dest++=(char)(*source++);
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}
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*dest = '\0';
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#if defined BINLOG_ENABLED
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if (g_binlog_level & 2)
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{
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CPluginMngr::CPlugin *pl = g_plugins.findPluginFast(amx);
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if (pl)
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g_BinLog.WriteOp(BinLog_GetString, pl->getId(), amx_addr, destination);
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}
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#endif
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return dest - start;
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}
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char *get_amxstring(AMX *amx, cell amx_addr, int id, int& len)
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{
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static char buffer[4][16384];
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len = get_amxstring_r(amx, amx_addr, buffer[id], sizeof(buffer[id]) - 1);
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return buffer[id];
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}
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void copy_amxmemory(cell* dest, cell* src, int len)
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{
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while (len--)
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*dest++=*src++;
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}
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char* parse_arg(char** line, int& state)
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{
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static char arg[3072];
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char* dest = arg;
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state = 0;
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while (**line)
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{
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if (isspace(**line))
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{
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if (state == 1)
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break;
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else if (!state)
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{
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(*line)++;
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continue;
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}
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}
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else if (state != 2)
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state = 1;
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if (**line == '"')
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{
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(*line)++;
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if (state == 2)
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break;
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state = 2;
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continue;
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}
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*dest++ = *(*line)++;
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}
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*dest = '\0';
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return arg;
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}
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bool fastcellcmp(cell *a, cell *b, cell len)
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{
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while (len--)
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{
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if (*a++ != *b++)
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return false;
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}
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return true;
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}
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static cell AMX_NATIVE_CALL replace(AMX *amx, cell *params) /* 4 param */
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{
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cell *text = get_amxaddr(amx, params[1]);
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cell len = params[2];
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cell *what = get_amxaddr(amx, params[3]);
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cell *with = get_amxaddr(amx, params[4]);
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cell *textptr = text;
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int withLen = amxstring_len(with);
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int whatLen = amxstring_len(what);
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int textLen = amxstring_len(text);
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if (whatLen > textLen)
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return 0;
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if (whatLen < 1)
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{
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LogError(amx, AMX_ERR_NATIVE, "No search string specified.");
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return 0;
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}
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if (textLen - whatLen + withLen > len)
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{
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LogError(amx, AMX_ERR_NATIVE, "replace() buffer not big enough (%d>=%d)", (textLen - whatLen + withLen), len);
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return 0;
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}
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cell browsed = 0;
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while (*text && (browsed <= (textLen-whatLen)))
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{
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if (*text == *what)
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{
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if (fastcellcmp(text, what, whatLen))
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{
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cell *saveptr = text + whatLen;
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cell restlen = textLen - (browsed + whatLen);
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textptr = text + withLen;
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memmove(textptr, saveptr, (restlen + 1) * sizeof(cell));
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memcpy(text, with, withLen * sizeof(cell));
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return (textLen - whatLen + withLen);
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}
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}
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text++;
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browsed++;
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}
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return 0;
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}
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static cell AMX_NATIVE_CALL replace_string(AMX *amx, cell *params)
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{
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int len;
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size_t maxlength = (size_t)params[2];
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char *text = get_amxstring(amx, params[1], 0, len);
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const char *search = get_amxstring(amx, params[3], 1, len);
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const char *replace = get_amxstring(amx, params[4], 2, len);
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bool caseSensitive = params[5] ? true : false;
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if (search[0] == '\0')
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{
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LogError(amx, AMX_ERR_NATIVE, "Cannot replace searches of empty strings.");
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return -1;
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}
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int count = UTIL_ReplaceAll(text, maxlength + 1, search, replace, caseSensitive); // + EOS
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set_amxstring(amx, params[1], text, maxlength);
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return count;
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}
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static cell AMX_NATIVE_CALL replace_stringex(AMX *amx, cell *params)
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{
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int len;
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size_t maxlength = (size_t)params[2];
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char *text = get_amxstring(amx, params[1], 0, len);
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const char *search = get_amxstring(amx, params[3], 1, len);
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const char *replace = get_amxstring(amx, params[4], 2, len);
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size_t searchLen = (params[5] == -1) ? strlen(search) : (size_t)params[5];
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size_t replaceLen = (params[6] == -1) ? strlen(replace) : (size_t)params[6];
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bool caseSensitive = params[7] ? true : false;
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if (searchLen == 0)
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{
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LogError(amx, AMX_ERR_NATIVE, "Cannot replace searches of empty strings.");
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return -1;
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}
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char *ptr = UTIL_ReplaceEx(text, maxlength + 1, search, searchLen, replace, replaceLen, caseSensitive); // + EOS
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if (ptr == NULL)
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{
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return -1;
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}
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set_amxstring(amx, params[1], ptr, maxlength);
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return ptr - text;
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}
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static cell AMX_NATIVE_CALL contain(AMX *amx, cell *params) /* 2 param */
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{
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register cell *a = get_amxaddr(amx, params[2]);
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register cell *b = get_amxaddr(amx, params[1]);
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register cell *c = b;
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cell* str = b;
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cell* substr = a;
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while (*c)
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{
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if (*c == *a)
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{
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c++;
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if (!*++a)
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return b - str;
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} else {
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c = ++b;
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a = substr;
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}
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}
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return -1;
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}
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static cell AMX_NATIVE_CALL containi(AMX *amx, cell *params) /* 2 param */
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{
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register cell *a = get_amxaddr(amx, params[2]);
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register cell *b = get_amxaddr(amx, params[1]);
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register cell *c = b;
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cell* str = b;
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cell* substr = a;
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while (*c)
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{
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if (tolower(*c) == tolower(*a))
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{
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c++;
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if (!*++a)
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return b - str;
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} else {
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c = ++b;
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a = substr;
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}
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}
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return -1;
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}
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static cell AMX_NATIVE_CALL strtonum(AMX *amx, cell *params) /* 1 param */
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{
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int iLen;
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return atoi(get_amxstring(amx, params[1], 0, iLen));
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}
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static cell AMX_NATIVE_CALL amx_strtol(AMX *amx, cell *params) /* 3 param */
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{
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int len;
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int base = params[3];
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if (base != 0 && (base < 2 || base > 36))
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base = 0;
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char *pString = get_amxstring(amx, params[1], 0, len);
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cell *endPos = get_amxaddr(amx, params[2]);
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char *pEnd = NULL;
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long result = strtol(pString, &pEnd, base);
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|
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*endPos = pEnd - pString;
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|
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return result;
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}
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|
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static cell AMX_NATIVE_CALL amx_strtof(AMX *amx, cell *params) /* 2 param */
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{
|
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int len;
|
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char *pString = get_amxstring(amx, params[1], 0, len);
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cell *endPos = get_amxaddr(amx, params[2]);
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|
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char *pEnd = NULL;
|
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float result = strtod(pString, &pEnd);
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|
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*endPos = pEnd - pString;
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|
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return amx_ftoc(result);
|
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}
|
|
|
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static cell AMX_NATIVE_CALL numtostr(AMX *amx, cell *params) /* 3 param */
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{
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char szTemp[32];
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sprintf(szTemp, "%d", (int)params[1]);
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|
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return set_amxstring(amx, params[2], szTemp, params[3]);
|
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}
|
|
|
|
static cell AMX_NATIVE_CALL str_to_float(AMX *amx, cell *params)
|
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{
|
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cell *str = get_amxaddr(amx, params[1]);
|
|
|
|
bool neg = false;
|
|
unsigned long part1 = 0;
|
|
|
|
if (*str == '-')
|
|
{
|
|
neg = true;
|
|
++str;
|
|
}
|
|
else if (*str == '+')
|
|
++str;
|
|
|
|
while (*str)
|
|
{
|
|
if (*str == '.')
|
|
{
|
|
++str;
|
|
break;
|
|
}
|
|
|
|
if (*str < '0' || *str > '9')
|
|
{
|
|
REAL fl = neg ? -static_cast<REAL>(part1) : static_cast<REAL>(part1);
|
|
return amx_ftoc(fl);
|
|
}
|
|
|
|
part1 *= 10;
|
|
part1 += *str - '0';
|
|
|
|
++str;
|
|
}
|
|
|
|
unsigned long part2 = 0;
|
|
unsigned long div = 1;
|
|
|
|
while (*str)
|
|
{
|
|
if (*str < '0' || *str > '9')
|
|
break;
|
|
|
|
part2 *= 10;
|
|
part2 += *str - '0';
|
|
div *= 10;
|
|
++str;
|
|
}
|
|
|
|
REAL fl = static_cast<REAL>(part1) + (static_cast<REAL>(part2) / div);
|
|
|
|
if (neg)
|
|
fl = -fl;
|
|
|
|
return amx_ftoc(fl);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL float_to_str(AMX *amx, cell *params)
|
|
{
|
|
char szTemp[32];
|
|
sprintf(szTemp, "%f", amx_ctof(params[1]));
|
|
|
|
return set_amxstring(amx, params[2], szTemp, params[3]);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL add(AMX *amx, cell *params) /* 4 param */
|
|
{
|
|
cell *src = get_amxaddr(amx, params[3]);
|
|
cell *dest = get_amxaddr(amx, params[1]);
|
|
cell *start = dest;
|
|
int c = params[2], d = params[4];
|
|
|
|
while (*dest && c--)
|
|
++dest;
|
|
|
|
if (d)
|
|
{
|
|
while (c-- && d-- && *src)
|
|
*dest++ =* src++;
|
|
*dest = 0;
|
|
|
|
return (dest - start);
|
|
}
|
|
|
|
while (c-- && *src)
|
|
*dest++ =* src++;
|
|
*dest = 0;
|
|
|
|
return (dest-start);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL copy(AMX *amx, cell *params) /* 4 param */
|
|
{
|
|
cell *src = get_amxaddr(amx, params[3]);
|
|
int c = params[2];
|
|
|
|
if (amx->flags & AMX_FLAG_OLDFILE)
|
|
{
|
|
if (*src & BCOMPAT_TRANSLATE_BITS)
|
|
{
|
|
const char *key, *def;
|
|
if (!translate_bcompat(amx, src, &key, &def))
|
|
{
|
|
goto normal_string;
|
|
}
|
|
cell *dest = get_amxaddr(amx, params[1]);
|
|
cell *start = dest;
|
|
while (c-- && *def)
|
|
{
|
|
*dest++ = static_cast<cell>(*def++);
|
|
}
|
|
*dest = '\0';
|
|
|
|
return dest-start;
|
|
} else {
|
|
goto normal_string;
|
|
}
|
|
} else {
|
|
normal_string:
|
|
cell *dest = get_amxaddr(amx, params[1]);
|
|
cell *start = dest;
|
|
|
|
while (c-- && *src)
|
|
{
|
|
*dest++ = *src++;
|
|
}
|
|
*dest = '\0';
|
|
|
|
return (dest - start);
|
|
}
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL copyc(AMX *amx, cell *params) /* 4 param */
|
|
{
|
|
cell *src = get_amxaddr(amx, params[3]);
|
|
cell *dest = get_amxaddr(amx, params[1]);
|
|
cell *start = dest;
|
|
int c = params[2];
|
|
cell ch = params[4];
|
|
|
|
while (c-- && *src && *src != ch)
|
|
*dest++ =* src++;
|
|
*dest = 0;
|
|
|
|
return (dest - start);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL setc(AMX *amx, cell *params) /* 4 param */
|
|
{
|
|
cell *src = get_amxaddr(amx, params[1]);
|
|
int c = params[2];
|
|
cell ch = params[3];
|
|
|
|
while (c--)
|
|
*src++ = ch;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL equal(AMX *amx, cell *params) /* 3 param */
|
|
{
|
|
cell *a = get_amxaddr(amx, params[1]);
|
|
cell *b = get_amxaddr(amx, params[2]);
|
|
int c = params[3];
|
|
|
|
if (c)
|
|
{
|
|
while (--c && *a && (*a == *b))
|
|
++a, ++b;
|
|
return (*a-*b) ? 0 : 1;
|
|
}
|
|
|
|
int ret;
|
|
|
|
while (!(ret = *a - *b) && *b)
|
|
++a, ++b;
|
|
|
|
return ret ? 0 : 1;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL equali(AMX *amx, cell *params) /* 3 param */
|
|
{
|
|
cell *a = get_amxaddr(amx, params[1]);
|
|
cell *b = get_amxaddr(amx, params[2]);
|
|
int f, l, c = params[3];
|
|
|
|
if (c)
|
|
{
|
|
do
|
|
{
|
|
f = tolower(*a++);
|
|
l = tolower(*b++);
|
|
} while (--c && l && f && f == l);
|
|
|
|
return (f - l) ? 0 : 1;
|
|
}
|
|
|
|
do
|
|
{
|
|
f = tolower(*a++);
|
|
l = tolower(*b++);
|
|
} while (f && f == l);
|
|
|
|
return (f - l) ? 0 : 1;
|
|
}
|
|
|
|
static cell g_cpbuf[4096];
|
|
|
|
static cell AMX_NATIVE_CALL formatex(AMX *amx, cell *params)
|
|
{
|
|
cell *buf = get_amxaddr(amx, params[1]);
|
|
size_t maxlen = static_cast<size_t>(params[2]);
|
|
cell *fmt = get_amxaddr(amx, params[3]);
|
|
int param = 4;
|
|
size_t total = atcprintf(buf, maxlen, fmt, amx, params, ¶m);
|
|
return static_cast<cell>(total);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL format(AMX *amx, cell *params) /* 3 param */
|
|
{
|
|
cell *buf = get_amxaddr(amx, params[1]);
|
|
cell *fmt = get_amxaddr(amx, params[3]);
|
|
size_t maxlen = params[2];
|
|
/**
|
|
* SPECIAL CASE - check if the buffers overlap.
|
|
* some users, for whatever reason, do things like:
|
|
* format(buf, 255, buf....
|
|
* this is considered "deprecated" but we have to support it.
|
|
* we do this by checking to see if reading from buf will overlap
|
|
*/
|
|
cell addr_start = params[1];
|
|
cell addr_end = params[1] + maxlen * sizeof(cell);
|
|
cell max = params[0] / sizeof(cell);
|
|
bool copy = false;
|
|
for (cell i = 3; i <= max; i++)
|
|
{
|
|
//does this clip the bounds?!?!? WELL, DOES IT!?!?! i am a loud dog
|
|
if (params[i] >= addr_start && params[i] <= addr_end)
|
|
{
|
|
copy = true;
|
|
break;
|
|
}
|
|
}
|
|
if (copy)
|
|
buf = g_cpbuf;
|
|
int param = 4;
|
|
size_t total = 0;
|
|
|
|
if (amx->flags & AMX_FLAG_OLDFILE)
|
|
{
|
|
if (*fmt & BCOMPAT_TRANSLATE_BITS)
|
|
{
|
|
const char *key, *def;
|
|
if (!translate_bcompat(amx, fmt, &key, &def))
|
|
{
|
|
goto normal_string;
|
|
}
|
|
total = atcprintf(buf, maxlen, def, amx, params, ¶m);
|
|
} else {
|
|
goto normal_string;
|
|
}
|
|
} else {
|
|
normal_string:
|
|
total = atcprintf(buf, maxlen, fmt, amx, params, ¶m);
|
|
}
|
|
|
|
if (copy)
|
|
{
|
|
/* copy back */
|
|
cell *old = get_amxaddr(amx, params[1]);
|
|
memcpy(old, g_cpbuf, (total+1) * sizeof(cell));
|
|
}
|
|
return total;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL parse(AMX *amx, cell *params) /* 3 param */
|
|
{
|
|
int inum = *params / sizeof(cell), iarg = 2, c;
|
|
char* arg, *parse = get_amxstring(amx, params[1], 0, c);
|
|
cell *cptr;
|
|
int state;
|
|
|
|
while (*parse)
|
|
{
|
|
arg = parse_arg(&parse,state);
|
|
|
|
if (state)
|
|
{
|
|
if (inum <= iarg)
|
|
return ((iarg - 2)>>1);
|
|
|
|
cptr = get_amxaddr(amx, params[iarg++]);
|
|
c = *get_amxaddr(amx, params[iarg++]);
|
|
|
|
while (c-- && *arg)
|
|
*cptr++ = (cell)*arg++;
|
|
*cptr = 0;
|
|
}
|
|
}
|
|
|
|
return ((iarg - 2)>>1);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL strtolower(AMX *amx, cell *params) /* 1 param */
|
|
{
|
|
cell *cptr = get_amxaddr(amx, params[1]);
|
|
cell *begin = cptr;
|
|
|
|
while (*cptr)
|
|
{
|
|
*cptr = tolower(*cptr);
|
|
cptr++;
|
|
}
|
|
|
|
return cptr - begin;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL strtoupper(AMX *amx, cell *params) /* 1 param */
|
|
{
|
|
cell *cptr = get_amxaddr(amx, params[1]);
|
|
cell *begin = cptr;
|
|
|
|
while (*cptr)
|
|
{
|
|
*cptr = toupper(*cptr);
|
|
cptr++;
|
|
}
|
|
|
|
return cptr - begin;
|
|
}
|
|
|
|
int fo_numargs(AMX *amx)
|
|
{
|
|
unsigned char *data = amx->base + (int)((AMX_HEADER *)amx->base)->dat;
|
|
cell bytes= *(cell *)(data + (int)amx->frm + 2 * sizeof(cell));
|
|
|
|
return (int)(bytes / sizeof(cell));
|
|
}
|
|
|
|
int fo_getargnum(AMX *amx, int pos)
|
|
{
|
|
unsigned char *data = amx->base + (int)((AMX_HEADER *)amx->base)->dat;
|
|
cell value = *(cell *)(data + (int)amx->frm + (pos + 3) * sizeof(cell));
|
|
|
|
return *(cell *)(data + (int)value);
|
|
}
|
|
|
|
float fo_getargfloat(AMX *amx, int pos)
|
|
{
|
|
unsigned char *data = amx->base + (int)((AMX_HEADER *)amx->base)->dat;
|
|
cell value = *(cell *)(data + (int)amx->frm + (pos + 3) * sizeof(cell));
|
|
cell number = *(cell *)(data + (int)value);
|
|
|
|
return *(REAL *)((void *)&number);
|
|
}
|
|
|
|
char* fo_getargstr(AMX *amx, int swap, int pos)
|
|
{
|
|
unsigned char *data = amx->base + (int)((AMX_HEADER *)amx->base)->dat;
|
|
cell src_value= *(cell *)(data + (int)amx->frm + (pos + 3) * sizeof(cell));
|
|
cell value;
|
|
static char buffer[2][3072];
|
|
char* b = buffer[swap];
|
|
int a = 0;
|
|
|
|
do
|
|
{
|
|
value = src_value + a++ * sizeof(cell);
|
|
value = *(cell *)(data + (int)value);
|
|
*b++ = static_cast<char>(value);
|
|
} while (value);
|
|
|
|
return buffer[swap];
|
|
}
|
|
|
|
char* format_arguments(AMX *amx, int parm, int& len)
|
|
{
|
|
static char buffer[2][3072];
|
|
static char format[16];
|
|
char *ptr, *arg, *dest = *buffer;
|
|
char *src = fo_getargstr(amx, 0, parm++);
|
|
int numparam = fo_numargs(amx);
|
|
|
|
while (*src)
|
|
{
|
|
if (*src == '%' && *(src + 1))
|
|
{
|
|
ptr = format;
|
|
*ptr++ = *src++;
|
|
|
|
if (*src == '%')
|
|
{
|
|
*dest++ = *src++;
|
|
continue;
|
|
}
|
|
|
|
while (!isalpha(*ptr++ = *src++));
|
|
|
|
*ptr='\0';
|
|
if (numparam < parm) continue;
|
|
arg = buffer[1];
|
|
|
|
switch (*(ptr - 1))
|
|
{
|
|
case 's': sprintf(arg, format, fo_getargstr(amx, 1, parm++)); break;
|
|
case 'f': case 'g': sprintf(arg, format, fo_getargfloat(amx, parm++)); break;
|
|
default: sprintf(arg, format, fo_getargnum(amx, parm++));
|
|
}
|
|
|
|
while (*arg) *dest++ = *arg++;
|
|
continue;
|
|
}
|
|
*dest++ = *src++;
|
|
}
|
|
|
|
*dest = '\0';
|
|
len = dest - *buffer;
|
|
|
|
return *buffer;
|
|
}
|
|
|
|
//added by BAILOPAN for jtp10181
|
|
//takes a string and breaks it into a 1st param and rest params
|
|
//different from strbreak because it's more crafted for control
|
|
static cell AMX_NATIVE_CALL amx_strtok(AMX *amx, cell *params)
|
|
{
|
|
int left_pos = 0;
|
|
int right_pos = 0;
|
|
unsigned int i = 0;
|
|
bool done_flag = false;
|
|
int len = 0;
|
|
|
|
//string[]
|
|
char *string = get_amxstring(amx, params[1], 0, len);
|
|
//left[]
|
|
char *left = new char[len + 1];
|
|
//right[]
|
|
char *right = new char[len + 1];
|
|
int leftMax = params[3];
|
|
int rightMax = params[5];
|
|
//token
|
|
char token = static_cast<char>(params[6]);
|
|
//trim
|
|
int trim = params[7];
|
|
|
|
for (i = 0; i < (unsigned int)len; i++)
|
|
{
|
|
if (trim && !done_flag)
|
|
{
|
|
if (isspace(string[i]))
|
|
{
|
|
while (isspace(string[++i]));
|
|
done_flag = true;
|
|
}
|
|
}
|
|
|
|
if (!done_flag && string[i] == token)
|
|
{
|
|
done_flag = true;
|
|
i++;
|
|
}
|
|
|
|
if (done_flag)
|
|
{
|
|
right[right_pos++] = string[i];
|
|
} else {
|
|
left[left_pos++] = string[i];
|
|
}
|
|
}
|
|
|
|
right[right_pos] = 0;
|
|
left[left_pos] = 0;
|
|
set_amxstring_utf8(amx, params[2], left, strlen(left), leftMax + 1); // +EOS
|
|
set_amxstring_utf8(amx, params[4], right, strlen(right), rightMax + 1); // +EOS
|
|
delete [] left;
|
|
delete [] right;
|
|
|
|
return 1;
|
|
}
|
|
|
|
// Same as amx_strtok but fixes and expands trim, returns token pos if token was found, -1 otherwise
|
|
static cell AMX_NATIVE_CALL amx_strtok2(AMX *amx, cell *params)
|
|
{
|
|
int left_pos = 0, right_pos = 0, len, pos = -1;
|
|
unsigned int i = 0;
|
|
|
|
char *string = get_amxstring(amx, params[1], 0, len);
|
|
char *left = new char[len + 1], *right = new char[len + 1];
|
|
int left_max = params[3], right_max = params[5];
|
|
char token = static_cast<char>(params[6]);
|
|
|
|
/* Trim flags:
|
|
1 - ltrim left
|
|
2 - rtrim left
|
|
4 - ltrim right
|
|
8 - rtrim right
|
|
*/
|
|
int trim = params[7];
|
|
|
|
// ltrim left
|
|
if (trim & 1 && isspace(string[i]))
|
|
{
|
|
while (isspace(string[++i]));
|
|
}
|
|
|
|
for (; i < (unsigned int) len; ++i)
|
|
{
|
|
if (string[i] == token)
|
|
{
|
|
pos = i;
|
|
++i;
|
|
break;
|
|
}
|
|
|
|
left[left_pos++] = string[i];
|
|
}
|
|
|
|
// rtrim left
|
|
if (trim & 2 && left_pos && isspace(left[left_pos - 1]))
|
|
{
|
|
while (--left_pos >= 0 && isspace(left[left_pos]));
|
|
|
|
++left_pos;
|
|
}
|
|
|
|
// ltrim right
|
|
if (trim & 4 && isspace(string[i]))
|
|
{
|
|
while (isspace(string[++i]));
|
|
}
|
|
|
|
for (; i < (unsigned int) len; ++i)
|
|
{
|
|
right[right_pos++] = string[i];
|
|
}
|
|
|
|
// rtrim right
|
|
if (trim & 8 && right_pos && isspace(right[right_pos - 1]))
|
|
{
|
|
while (--right_pos >= 0 && isspace(right[right_pos]));
|
|
|
|
++right_pos;
|
|
}
|
|
|
|
right[right_pos] = 0;
|
|
left[left_pos] = 0;
|
|
|
|
set_amxstring_utf8(amx, params[2], left, strlen(left), left_max + 1); // + EOS
|
|
set_amxstring_utf8(amx, params[4], right, strlen(right), right_max + 1); // + EOS
|
|
|
|
delete [] left;
|
|
delete [] right;
|
|
|
|
return pos;
|
|
}
|
|
|
|
// native argparse(const text[], pos, buffer, maxlen);
|
|
static cell AMX_NATIVE_CALL argparse(AMX *amx, cell *params)
|
|
{
|
|
int temp;
|
|
const char *input = get_amxstring(amx, params[1], 0, temp);
|
|
size_t input_len = size_t(temp);
|
|
size_t start_pos = size_t(params[2]);
|
|
|
|
cell *buffer = get_amxaddr(amx, params[3]);
|
|
size_t buflen = size_t(params[4]);
|
|
|
|
// Strip all left-hand whitespace.
|
|
size_t i = start_pos;
|
|
while (i < input_len && isspace(input[i]))
|
|
i++;
|
|
|
|
if (i >= input_len) {
|
|
*buffer = '\0';
|
|
return -1;
|
|
}
|
|
|
|
cell *bufpos = buffer;
|
|
|
|
bool in_quote = false;
|
|
for (; i < input_len; i++) {
|
|
// Ignore quotes, except as an indicator as to whether to stop
|
|
// at a space.
|
|
if (input[i] == '"') {
|
|
in_quote = !in_quote;
|
|
continue;
|
|
}
|
|
|
|
// If not in quotes, and we see a space, stop.
|
|
if (isspace(input[i]) && !in_quote)
|
|
break;
|
|
|
|
if (size_t(bufpos - buffer) < buflen)
|
|
*bufpos++ = input[i];
|
|
}
|
|
|
|
*bufpos = '\0';
|
|
return i;
|
|
}
|
|
|
|
//added by BAILOPAN :(
|
|
//Takes a string and breaks it into a 1st param and rest params
|
|
//strbreak(String[], First[], FirstLen, Rest[], RestLen)
|
|
static cell AMX_NATIVE_CALL strbreak(AMX *amx, cell *params) /* 5 param */
|
|
{
|
|
int _len;
|
|
bool in_quote = false;
|
|
bool had_quotes = false;
|
|
size_t i = 0;
|
|
size_t beg = 0;
|
|
|
|
char *string = get_amxstring(amx, params[1], 0, _len);
|
|
cell *right = get_amxaddr(amx, params[4]);
|
|
int LeftMax = params[3];
|
|
int RightMax = params[5];
|
|
|
|
size_t len = (size_t)_len;
|
|
|
|
while (isspace(string[i]) && i<len)
|
|
i++;
|
|
beg = i;
|
|
for (; i<len; i++)
|
|
{
|
|
if (string[i] == '"' && !in_quote)
|
|
{
|
|
in_quote = (had_quotes = true);
|
|
} else if (string[i] == '"' && in_quote) {
|
|
in_quote = false;
|
|
if (i == len-1)
|
|
goto do_copy;
|
|
} else {
|
|
if (isspace(string[i]) && !in_quote)
|
|
{
|
|
do_copy:
|
|
size_t pos = i;
|
|
while (isspace(string[i]))
|
|
i++;
|
|
const char *start = had_quotes ? &(string[beg+1]) : &(string[beg]);
|
|
size_t _end = had_quotes ? (i==len-1 ? 1 : 2) : 0;
|
|
size_t end = (pos - _end > (size_t)LeftMax) ? (size_t)LeftMax : pos - _end;
|
|
|
|
// If there is anything to copy, make sure we copy min(maxlen, slicelen).
|
|
size_t copylen = end >= beg
|
|
? ((end - beg > size_t(LeftMax))
|
|
? size_t(LeftMax)
|
|
: end - beg
|
|
)
|
|
: 0;
|
|
set_amxstring_utf8(amx, params[2], start, strlen(start), copylen + 1); // + EOS
|
|
|
|
end = (len-i+1 > (size_t)RightMax) ? (size_t)RightMax : len-i+1;
|
|
if (end)
|
|
{
|
|
start = &(string[i]);
|
|
while (end--)
|
|
*right++ = (cell)*start++;
|
|
}
|
|
*right = '\0';
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
//if we got here, there was nothing to break
|
|
set_amxstring_utf8(amx, params[2], &(string[beg]), strlen(&(string[beg])), LeftMax + 1); // + EOS
|
|
if (RightMax)
|
|
*right = '\0';
|
|
|
|
return 1;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL split_string(AMX *amx, cell *params)
|
|
{
|
|
int textLen, splitLen;
|
|
char *text = get_amxstring(amx, params[1], 0, textLen);
|
|
const char *split = get_amxstring(amx, params[2], 1, splitLen);
|
|
|
|
if (splitLen > textLen)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
int maxLen = params[4];
|
|
|
|
/**
|
|
* Note that it's <= ... you could also just add 1,
|
|
* but this is a bit nicer
|
|
*/
|
|
for (int i = 0; i <= textLen - splitLen; i++)
|
|
{
|
|
if (strncmp(&text[i], split, splitLen) == 0)
|
|
{
|
|
/* Split hereeeee */
|
|
if (i >= maxLen + 1) // + null terminator
|
|
{
|
|
set_amxstring_utf8(amx, params[3], text, textLen, maxLen + 1); // + null terminator
|
|
}
|
|
else
|
|
{
|
|
set_amxstring_utf8(amx, params[3], text, textLen, i + 1);
|
|
}
|
|
return i + splitLen;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL format_args(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
int pos = params[3];
|
|
|
|
if (pos < 0)
|
|
{
|
|
LogError(amx, AMX_ERR_NATIVE, "Pos has to be a positive number");
|
|
return 0;
|
|
}
|
|
|
|
char* string = format_arguments(amx, pos, len); // indexed from 0
|
|
|
|
return set_amxstring_utf8(amx, params[1], string, len, params[2] + 1); // + EOS
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL is_digit(AMX *amx, cell *params)
|
|
{
|
|
char chr = params[1];
|
|
|
|
if (UTIL_GetUTF8CharBytes(&chr) != 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return isdigit(chr);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL is_alnum(AMX *amx, cell *params)
|
|
{
|
|
char chr = params[1];
|
|
|
|
if (UTIL_GetUTF8CharBytes(&chr) != 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return isalnum(chr);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL is_space(AMX *amx, cell *params)
|
|
{
|
|
char chr = params[1];
|
|
|
|
if (UTIL_GetUTF8CharBytes(&chr) != 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return isspace(chr);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL is_alpha(AMX *amx, cell *params)
|
|
{
|
|
char chr = params[1];
|
|
|
|
if (UTIL_GetUTF8CharBytes(&chr) != 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return isalpha(chr);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL is_char_upper(AMX *amx, cell *params)
|
|
{
|
|
char chr = params[1];
|
|
|
|
if (UTIL_GetUTF8CharBytes(&chr) != 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return isupper(chr);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL is_char_lower(AMX *amx, cell *params)
|
|
{
|
|
char chr = params[1];
|
|
|
|
if (UTIL_GetUTF8CharBytes(&chr) != 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return islower(chr);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL is_char_mb(AMX *amx, cell *params)
|
|
{
|
|
char chr = params[1];
|
|
|
|
unsigned int bytes = UTIL_GetUTF8CharBytes(&chr);
|
|
if (bytes == 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return bytes;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL get_char_bytes(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *str = get_amxstring(amx, params[1], 0, len);
|
|
|
|
return UTIL_GetUTF8CharBytes(str);
|
|
};
|
|
|
|
static cell AMX_NATIVE_CALL amx_ucfirst(AMX *amx, cell *params)
|
|
{
|
|
cell *str = get_amxaddr(amx, params[1]);
|
|
|
|
if (!isalpha((char)str[0]) || !(str[0] & (1<<5)))
|
|
return 0;
|
|
str[0] &= ~(1<<5);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL amx_strlen(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *str = get_amxstring(amx, params[1], 0, len);
|
|
|
|
return strlen(str);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL amx_trim(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *str = get_amxstring(amx, params[1], 0, len);
|
|
|
|
String toTrim;
|
|
|
|
toTrim.assign(str);
|
|
toTrim.trim();
|
|
|
|
len -= toTrim.size();
|
|
|
|
set_amxstring(amx, params[1], toTrim.c_str(), toTrim.size());
|
|
|
|
return len;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL n_strcat(AMX *amx, cell *params)
|
|
{
|
|
cell *cdest, *csrc;
|
|
|
|
cdest = get_amxaddr(amx, params[1]);
|
|
csrc = get_amxaddr(amx, params[2]);
|
|
int num = params[3];
|
|
|
|
while (*cdest && num)
|
|
{
|
|
cdest++;
|
|
num--;
|
|
}
|
|
|
|
if (!num)
|
|
return 0;
|
|
|
|
while (*csrc && num)
|
|
{
|
|
*cdest++ = *csrc++;
|
|
num--;
|
|
}
|
|
*cdest = 0;
|
|
|
|
return params[3] - num;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL n_strcmp(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *str1 = get_amxstring(amx, params[1], 0, len);
|
|
char *str2 = get_amxstring(amx, params[2], 1, len);
|
|
|
|
if (params[3])
|
|
return stricmp(str1, str2);
|
|
else
|
|
return strcmp(str1, str2);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL n_strncmp(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *str1 = get_amxstring(amx, params[1], 0, len);
|
|
char *str2 = get_amxstring(amx, params[2], 1, len);
|
|
|
|
if (params[4])
|
|
return strncmp(str1, str2, (size_t)params[3]);
|
|
else
|
|
return strncasecmp(str1, str2, (size_t)params[3]);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL n_strfind(AMX *amx, cell *params)
|
|
{
|
|
int len;
|
|
char *str = get_amxstring(amx, params[1], 0, len);
|
|
int sublen;
|
|
char *sub = get_amxstring(amx, params[2], 1, sublen);
|
|
|
|
bool igcase = params[3] ? true : false;
|
|
|
|
if (igcase)
|
|
{
|
|
for (int i = 0; i < len; i++)
|
|
{
|
|
if (str[i] & (1<<5))
|
|
str[i] &= ~(1<<5);
|
|
}
|
|
for (int i = 0; i < sublen; i++)
|
|
{
|
|
if (str[i] & (1<<5))
|
|
str[i] &= ~(1<<5);
|
|
}
|
|
}
|
|
|
|
if (params[4] > len)
|
|
return -1;
|
|
|
|
char *find = strstr(str + params[4], sub);
|
|
|
|
if (!find)
|
|
return -1;
|
|
|
|
return (find - str);
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL vformat(AMX *amx, cell *params)
|
|
{
|
|
int vargPos = static_cast<int>(params[4]);
|
|
|
|
/** get the parent parameter array */
|
|
AMX_HEADER *hdr = (AMX_HEADER *)amx->base;
|
|
cell *local_params = (cell *)(
|
|
(char *)amx->base + (cell)hdr->dat +
|
|
(cell)amx->frm + (2 * sizeof(cell))
|
|
);
|
|
|
|
cell max = local_params[0] / sizeof(cell);
|
|
if (vargPos > (int)max + 1)
|
|
{
|
|
LogError(amx, AMX_ERR_NATIVE, "Invalid vararg parameter passed: %d", vargPos);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* check for bounds clipping
|
|
*/
|
|
cell addr_start = params[1];
|
|
cell addr_end = addr_start + params[2];
|
|
bool copy = false;
|
|
for (int i = vargPos; i <= max; i++)
|
|
{
|
|
//does this clip the bounds?
|
|
if ( (local_params[i] >= addr_start)
|
|
&& (local_params[i] <= addr_end) )
|
|
{
|
|
copy = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* get destination info */
|
|
cell *fmt = get_amxaddr(amx, params[3]);
|
|
cell *realdest = get_amxaddr(amx, params[1]);
|
|
size_t maxlen = static_cast<size_t>(params[2]);
|
|
cell *dest = realdest;
|
|
|
|
/* if this is necessary... */
|
|
static cell cpbuf[4096];
|
|
if (copy)
|
|
dest = cpbuf;
|
|
|
|
/* perform format */
|
|
size_t total = atcprintf(dest, maxlen, fmt, amx, local_params, &vargPos);
|
|
|
|
/* copy back */
|
|
if (copy)
|
|
{
|
|
memcpy(realdest, dest, (total+1) * sizeof(cell));
|
|
}
|
|
|
|
return total;
|
|
}
|
|
|
|
|
|
|
|
|
|
AMX_NATIVE_INFO string_Natives[] =
|
|
{
|
|
{"add", add},
|
|
{"contain", contain},
|
|
{"containi", containi},
|
|
{"copy", copy},
|
|
{"copyc", copyc},
|
|
{"equal", equal},
|
|
{"equali", equali},
|
|
{"format", format},
|
|
{"formatex", formatex},
|
|
{"format_args", format_args},
|
|
{"isdigit", is_digit},
|
|
{"isalnum", is_alnum},
|
|
{"isspace", is_space},
|
|
{"isalpha", is_alpha},
|
|
{"is_char_upper", is_char_upper},
|
|
{"is_char_lower", is_char_lower},
|
|
{"is_char_mb", is_char_mb},
|
|
{"get_char_bytes", get_char_bytes},
|
|
{"num_to_str", numtostr},
|
|
{"numtostr", numtostr},
|
|
{"parse", parse},
|
|
{"replace", replace},
|
|
{"replace_string", replace_string},
|
|
{"replace_stringex",replace_stringex},
|
|
{"setc", setc},
|
|
{"strbreak", strbreak},
|
|
{"argparse", argparse},
|
|
{"split_string", split_string},
|
|
{"strtolower", strtolower},
|
|
{"strtoupper", strtoupper},
|
|
{"str_to_num", strtonum},
|
|
{"strtonum", strtonum},
|
|
{"strtol", amx_strtol},
|
|
{"strtof", amx_strtof},
|
|
{"trim", amx_trim},
|
|
{"ucfirst", amx_ucfirst},
|
|
{"strtok", amx_strtok},
|
|
{"strtok2", amx_strtok2},
|
|
{"strlen", amx_strlen},
|
|
{"strcat", n_strcat},
|
|
{"strfind", n_strfind},
|
|
{"strcmp", n_strcmp},
|
|
{"strncmp", n_strncmp},
|
|
{"str_to_float", str_to_float},
|
|
{"float_to_str", float_to_str},
|
|
{"vformat", vformat},
|
|
{NULL, NULL}
|
|
};
|