616 lines
14 KiB
C++
Executable File
616 lines
14 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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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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if (tolower(*haystack) == tolower(*needle)) {
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haystack++;
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if (!*++needle)
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return prevloc;
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}
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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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return g_langMngr.FormatAmxString(amx, params, parm, len);
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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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cell* dest = (cell *)(amx->base + (int)(((AMX_HEADER *)amx->base)->dat + amx_addr));
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cell* start = dest;
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while (max--&&*source)
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*dest++=(cell)*source++;
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*dest = 0;
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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 buffor[4][3072];
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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 = buffor[id];
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char* start = dest;
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while ((*dest++=(char)(*source++)))
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;
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len = --dest - start;
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return start;
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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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if ( isspace(**line) ) {
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if (state == 1)
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break;
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else if (!state) {
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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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(*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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static cell AMX_NATIVE_CALL replace(AMX *amx, cell *params) /* 4 param */
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{
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static char buffor[3072];
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cell *a = get_amxaddr(amx,params[1]);
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cell *b = get_amxaddr(amx,params[3]);
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cell *c = get_amxaddr(amx,params[4]);
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int iMain = amxstring_len(a);
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int iWhat = amxstring_len(b);
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int iWith = amxstring_len(c);
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int iPot = iMain + iWith - iWhat;
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if (iPot>=params[2]){
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amx_RaiseError(amx,AMX_ERR_NATIVE);
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return 0;
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}
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char *d = buffor;
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cell *x, *y, *z = a, *l = a;
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int p = 0;
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while(*a){
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if (*a==*b){
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x=a+1;
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y=b+1;
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p=1;
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if (!*y) break;
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while(*x==*y){
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x++; y++; p++;
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if (!*y) break;
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}
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if (!*y) break;
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p = 0;
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*d++=(char)*a++;
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continue;
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}
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*d++=(char)*a++;
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}
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if (p){
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while(*c) *d++=(char)*c++;
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a+=p;
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while(*a) *d++=(char)*a++;
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*d=0;
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d = buffor;
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while(*d) *z++=*d++;
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*z=0;
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return (z-l);
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}
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return 0;
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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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if (*c == *a) {
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c++;
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if (!*++a)
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return b - str;
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}
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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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if (tolower(*c) == tolower(*a)) {
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c++;
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if (!*++a)
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return b - str;
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}
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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 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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return set_amxstring(amx,params[2],szTemp,params[3]);
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}
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static cell AMX_NATIVE_CALL add(AMX *amx, cell *params) /* 4 param */
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{
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cell *src = get_amxaddr(amx,params[3]);
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cell *dest = get_amxaddr(amx,params[1]);
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cell *start = dest;
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int c = params[2], d = params[4];
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while(*dest&&c--)
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++dest;
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if (d){
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while(c--&&d--&&*src)
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*dest++=*src++;
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*dest=0;
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return (dest-start);
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}
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while(c--&&*src)
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*dest++=*src++;
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*dest=0;
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return (dest-start);
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}
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static cell AMX_NATIVE_CALL copy(AMX *amx, cell *params) /* 4 param */
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{
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cell *src = get_amxaddr(amx,params[3]);
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cell *dest = get_amxaddr(amx,params[1]);
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cell *start = dest;
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int c = params[2];
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while(c--&&*src)
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*dest++=*src++;
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*dest=0;
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return (dest-start);
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}
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static cell AMX_NATIVE_CALL copyc(AMX *amx, cell *params) /* 4 param */
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{
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cell *src = get_amxaddr(amx,params[3]);
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cell *dest = get_amxaddr(amx,params[1]);
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cell *start = dest;
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int c = params[2];
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cell ch = params[4];
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while(c--&&*src&&*src!=ch)
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*dest++=*src++;
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*dest=0;
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return (dest-start);
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}
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static cell AMX_NATIVE_CALL setc(AMX *amx, cell *params) /* 4 param */
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{
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cell *src = get_amxaddr(amx,params[1]);
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int c = params[2];
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cell ch = params[3];
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while(c--)
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*src++=ch;
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return 1;
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}
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static cell AMX_NATIVE_CALL equal(AMX *amx, cell *params) /* 3 param */
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{
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cell *a = get_amxaddr(amx,params[1]);
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cell *b = get_amxaddr(amx,params[2]);
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int c = params[3];
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if (c) {
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while (--c&&*a&&(*a==*b))
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++a, ++b;
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return (*a-*b)?0:1;
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}
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int ret;
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while(!(ret=*a-*b)&&*b)
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++a, ++b;
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return ret?0:1;
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}
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static cell AMX_NATIVE_CALL equali(AMX *amx, cell *params) /* 3 param */
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{
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cell *a = get_amxaddr(amx,params[1]);
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cell *b = get_amxaddr(amx,params[2]);
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int f,l, c = params[3];
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if (c) {
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do {
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f = tolower(*a++);
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l = tolower(*b++);
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}
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while (--c &&l&&f&& f==l);
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return(f - l)?0:1;
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}
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do {
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f = tolower(*a++);
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l = tolower(*b++);
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} while (f && f == l);
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return (f - l)?0:1;
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}
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static cell AMX_NATIVE_CALL format(AMX *amx, cell *params) /* 3 param */
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{
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int len;
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return set_amxstring(amx,params[1],format_amxstring(amx,params,3,len),params[2]);
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}
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static cell AMX_NATIVE_CALL parse(AMX *amx, cell *params) /* 3 param */
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{
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int inum = *params/sizeof(cell), iarg = 2, c;
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char* arg, *parse = get_amxstring(amx,params[1],0,c);
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cell *cptr;
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int state;
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while(*parse){
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arg = parse_arg(&parse,state);
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if (state){
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if (inum <= iarg)
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return( (iarg-2)>>1 );
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cptr = get_amxaddr(amx,params[iarg++]);
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c = *get_amxaddr(amx,params[iarg++]);
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while(c--&&*arg)
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*cptr++=(cell)*arg++;
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*cptr=0;
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}
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}
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return( (iarg-2)>>1 );
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}
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static cell AMX_NATIVE_CALL strtolower(AMX *amx, cell *params) /* 1 param */
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{
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cell *cptr = get_amxaddr(amx,params[1]);
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cell *begin = cptr;
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while(*cptr){
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*cptr = tolower(*cptr);
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cptr++;
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}
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return cptr - begin;
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}
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static cell AMX_NATIVE_CALL strtoupper(AMX *amx, cell *params) /* 1 param */
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{
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cell *cptr = get_amxaddr(amx,params[1]);
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cell *begin = cptr;
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while(*cptr){
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*cptr = toupper(*cptr);
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cptr++;
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}
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return cptr - begin;
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}
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int fo_numargs(AMX *amx)
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{
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unsigned char *data =amx->base+(int)((AMX_HEADER *)amx->base)->dat;
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cell bytes= * (cell *)(data+(int)amx->frm+2*sizeof(cell));
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return (int)(bytes/sizeof(cell));
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}
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int fo_getargnum(AMX *amx, int pos)
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{
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unsigned char *data =amx->base+(int)((AMX_HEADER *)amx->base)->dat;
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cell value = * (cell *)(data+(int)amx->frm+(pos+3)*sizeof(cell));
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return *(cell *)(data+(int)value);
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}
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float fo_getargfloat(AMX *amx, int pos)
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{
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unsigned char *data =amx->base+(int)((AMX_HEADER *)amx->base)->dat;
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cell value = * (cell *)(data+(int)amx->frm+(pos+3)*sizeof(cell));
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cell number = *(cell *)(data+(int)value);
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return *(REAL *)((void *)&number);
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}
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char* fo_getargstr(AMX *amx, int swap, int pos)
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{
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unsigned char *data =amx->base+(int)((AMX_HEADER *)amx->base)->dat;
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cell src_value= * (cell *)(data+(int)amx->frm+(pos+3)*sizeof(cell));
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cell value;
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static char buffer[2][3072];
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char* b = buffer[swap];
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int a = 0;
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do {
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value = src_value + a++ * sizeof(cell);
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value = *(cell *)(data+(int)value);
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*b++ = value;
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} while (value);
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return buffer[swap];
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}
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char* format_arguments(AMX *amx, int parm,int& len)
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{
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static char buffer[2][3072];
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static char format[16];
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char *ptr,*arg, *dest = *buffer;
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char *src = fo_getargstr(amx, 0,parm++);
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int numparam = fo_numargs(amx);
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while(*src) {
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if (*src=='%'&&*(src+1)) {
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ptr = format;
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*ptr++ = *src++;
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if (*src=='%'){
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*dest++=*src++;
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continue;
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}
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while (!isalpha(*ptr++=*src++))
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;
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*ptr='\0';
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if (numparam < parm) continue;
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arg = buffer[1];
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switch(*(ptr-1)){
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case 's': sprintf(arg,format,fo_getargstr(amx,1, parm++)); break;
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case 'f': case 'g': sprintf(arg,format,fo_getargfloat(amx, parm++)); break;
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default: sprintf(arg,format,fo_getargnum(amx, parm++));
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}
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while(*arg) *dest++=*arg++;
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continue;
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}
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*dest++=*src++;
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}
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*dest='\0';
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len = dest - *buffer;
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return *buffer;
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}
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//added by BAILOPAN
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//Takes a string and breaks it into a 1st param and rest params
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//strbreak(String[], First[], FirstLen, Rest[], RestLen)
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static cell AMX_NATIVE_CALL strbreak(AMX *amx, cell *params) /* 5 param */
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{
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bool quote_flag = false;
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bool done_flag = false;
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int left_pos = 0;
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int right_pos = 0;
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int l=0;
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unsigned int i=0;
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char hold = '"';
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char *string = get_amxstring(amx, params[1], 0, l);
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char *left = new char[strlen(string)+1];
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char *right = new char[strlen(string)+1];
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int LeftMax = params[3];
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int RightMax = params[5];
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for (i=0; i<strlen(string); i++) {
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if (string[i] == '"' && !quote_flag) {
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quote_flag = true;
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} else if (string[i] == '"' && quote_flag) {
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quote_flag = false;
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}
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if ((string[i] == ' ') && !quote_flag && !done_flag) {
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done_flag = true;
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i++;
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}
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if (!done_flag && string[i]!='"') {
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if (left_pos < LeftMax) {
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left[left_pos] = string[i];
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if (left[left_pos] == '\'') {
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left[left_pos] = hold;
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}
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left_pos++;
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} else {
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done_flag = true;
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}
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} else {
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if (right_pos < RightMax && string[i]!='"') {
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right[right_pos] = string[i];
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if (right[right_pos] == '\'') {
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right[right_pos] = hold;
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}
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right_pos++;
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}
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}
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}
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left[left_pos] = '\0';
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right[right_pos] = '\0';
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set_amxstring(amx, params[2], left, params[3]);
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set_amxstring(amx, params[4], right, params[5]);
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delete [] left;
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delete [] right;
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return 1;
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}
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static cell AMX_NATIVE_CALL format_args(AMX *amx, cell *params)
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{
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int len;
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int pos = params[3];
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if (pos < 0){
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amx_RaiseError(amx,AMX_ERR_NATIVE);
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return 0;
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}
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char* string = format_arguments(amx, pos ,len); // indexed from 0
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return set_amxstring(amx,params[1],string,params[2]);
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}
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static cell AMX_NATIVE_CALL is_digit(AMX *amx, cell *params)
|
|
{
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|
return isdigit( params[1] );
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|
}
|
|
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static cell AMX_NATIVE_CALL is_alnum(AMX *amx, cell *params)
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|
{
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|
return isalnum( params[1] );
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|
}
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|
|
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static cell AMX_NATIVE_CALL is_space(AMX *amx, cell *params)
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|
{
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|
return isspace( params[1] );
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|
}
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|
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static cell AMX_NATIVE_CALL is_alpha(AMX *amx, cell *params)
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|
{
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|
return isalpha( params[1] );
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|
}
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|
|
|
static cell AMX_NATIVE_CALL amx_ucfirst(AMX *amx, cell *params)
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|
{
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|
int len = 0;
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|
cell *str = get_amxaddr(amx, params[1]);
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|
if (!isalpha((char)str[0]) || !(str[0]&(1<<5)))
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|
return 0;
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|
str[0] &= ~(1<<5);
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|
return 1;
|
|
}
|
|
|
|
static cell AMX_NATIVE_CALL amx_trim(AMX *amx, cell *params)
|
|
{
|
|
cell *asdf = get_amxaddr(amx, params[1]);
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|
cell *cptr = asdf;
|
|
int len = 0;
|
|
while (*cptr++) len++;
|
|
int flag = 0, incr = 0;
|
|
register int i = 0;
|
|
for (i=len-1; i>=0; i--)
|
|
{
|
|
if (!isspace(asdf[i]))
|
|
{
|
|
break;
|
|
} else {
|
|
asdf[i] = 0;
|
|
len--;
|
|
}
|
|
}
|
|
|
|
for (i=0; i<len; i++)
|
|
{
|
|
if (isspace(asdf[i]) && !flag)
|
|
{
|
|
incr++;
|
|
if (incr+i<len)
|
|
asdf[i] = asdf[incr+i];
|
|
} else {
|
|
if (!flag)
|
|
flag = 1;
|
|
if (incr)
|
|
asdf[i] = asdf[incr+i];
|
|
}
|
|
}
|
|
asdf[len] = 0;
|
|
|
|
return incr;
|
|
}
|
|
|
|
AMX_NATIVE_INFO string_Natives[] = {
|
|
{ "add", add },
|
|
{ "contain", contain },
|
|
{ "containi", containi },
|
|
{ "copy", copy },
|
|
{ "copyc", copyc },
|
|
{ "equal", equal },
|
|
{ "equali", equali },
|
|
{ "format", format },
|
|
{ "format_args", format_args },
|
|
{ "isdigit", is_digit },
|
|
{ "isalnum", is_alnum },
|
|
{ "isspace", is_space },
|
|
{ "isalpha", is_alpha },
|
|
{ "num_to_str", numtostr },
|
|
{ "parse", parse },
|
|
{ "replace", replace },
|
|
{ "setc", setc },
|
|
{ "strbreak", strbreak},
|
|
{ "strtolower", strtolower },
|
|
{ "strtoupper", strtoupper },
|
|
{ "str_to_num", strtonum },
|
|
{ "trim", amx_trim },
|
|
{ "ucfirst", amx_ucfirst },
|
|
{ NULL, NULL }
|
|
};
|