155 lines
3.1 KiB
C++
Executable File
155 lines
3.1 KiB
C++
Executable File
#include "fakemeta_amxx.h"
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#if defined WIN32
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#define WINDOWS_LEAN_AND_MEAN
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#include <windows.h>
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#else
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//implement these with setjmp later.
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bool IsBadReadPtr(void *l, size_t size)
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{
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return false;
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}
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bool IsBadWritePtr(void *l, size_t size)
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{
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return false;
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}
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#endif
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static cell AMX_NATIVE_CALL set_pdata_int(AMX *amx, cell *params)
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{
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int index=params[1];
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CHECK_ENTITY(index);
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int iOffset=params[2];
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if (iOffset <0)
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return 1;
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#ifdef __linux__
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iOffset += params[4];
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#endif
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int iValue=params[3];
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*((int *)INDEXENT2(index)->pvPrivateData + iOffset) = iValue;
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return 1;
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}
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static cell AMX_NATIVE_CALL get_pdata_int(AMX *amx, cell *params)
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{
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int index=params[1];
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CHECK_ENTITY(index);
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int iOffset=params[2];
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if (iOffset <0)
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return 0;
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#ifdef __linux__
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iOffset += params[3];
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#endif
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return *((int *)INDEXENT2(index)->pvPrivateData + iOffset);
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}
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// Float
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static cell AMX_NATIVE_CALL set_pdata_float(AMX *amx, cell *params)
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{
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int index=params[1];
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CHECK_ENTITY(index);
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int iOffset=params[2];
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if (iOffset <0)
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return 1;
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#ifdef __linux__
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iOffset += params[4];
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#endif
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float fValue=amx_ctof(params[3]);
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*((float *)INDEXENT2(index)->pvPrivateData + iOffset) = fValue;
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return 1;
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}
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static cell AMX_NATIVE_CALL get_pdata_float(AMX *amx, cell *params)
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{
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int index=params[1];
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CHECK_ENTITY(index);
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int iOffset=params[2];
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if (iOffset <0)
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return 1;
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#ifdef __linux__
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iOffset += params[3];
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#endif
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return amx_ftoc(*((float *)INDEXENT2(index)->pvPrivateData + iOffset));
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}
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static cell AMX_NATIVE_CALL get_pdata_string(AMX *amx, cell *params)
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{
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int index=params[1];
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CHECK_ENTITY(index);
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int iOffset=params[2];
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if (iOffset <0)
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return 1;
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#ifdef __linux__
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iOffset += params[6];
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#endif
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edict_t *pEdict = INDEXENT2(index);
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char *szData;
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if (params[5])
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{
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szData = *((char **)pEdict->pvPrivateData + iOffset);
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} else {
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szData = (char *)pEdict->pvPrivateData + iOffset;
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}
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if (IsBadReadPtr(szData, 1))
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{
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return 0;
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}
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MF_SetAmxString(amx, params[3], szData, params[4]);
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return 1;
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}
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static cell AMX_NATIVE_CALL set_pdata_string(AMX *amx, cell *params)
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{
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int index=params[1];
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CHECK_ENTITY(index);
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int iOffset=params[2];
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if (iOffset <0)
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return 1;
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#ifdef __linux__
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iOffset += params[5];
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#endif
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edict_t *pEdict = INDEXENT2(index);
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char *szData;
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int len;
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char *data = MF_GetAmxString(amx, params[3], 0, &len);
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if (params[4] == -1)
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{
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szData = (char *)pEdict->pvPrivateData + iOffset;
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if (IsBadWritePtr(szData, 1))
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return 0;
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strcpy(szData, data);
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} else {
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szData = *((char **)pEdict->pvPrivateData + iOffset);
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if (IsBadWritePtr(szData, 1))
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return 0;
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if (params[4] == 1)
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{
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free(szData);
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szData = (char *)malloc(len + 1);
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} else if (params[4] == 2) {
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delete [] szData;
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szData = new char[len + 1];
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}
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strcpy(szData, data);
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*((char **)pEdict->pvPrivateData + iOffset) = szData;
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}
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return 1;
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}
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AMX_NATIVE_INFO pdata_natives[] = {
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{ "get_pdata_int", get_pdata_int },
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{ "set_pdata_int", set_pdata_int },
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{ "get_pdata_float", get_pdata_float },
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{ "set_pdata_float", set_pdata_float },
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{ "set_pdata_string", set_pdata_string },
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{ "get_pdata_string", get_pdata_string },
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{ NULL, NULL }
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};
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