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gsc.cpp
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gsc.cpp
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#include "gsc.hpp"
/*
CoD2 search for "parameter count exceeds 256" and go upwards
CoD1 search for "parameter count exceeds 256" or "unknown (builtin) function '%s'" and go upwards
*/
#if COD_VERSION == COD2_1_0
Scr_GetFunction_t Scr_GetFunction = (Scr_GetFunction_t)0x08115824;
Scr_GetMethod_t Scr_GetMethod = (Scr_GetMethod_t)0x0811595C;
#elif COD_VERSION == COD2_1_2
Scr_GetFunction_t Scr_GetFunction = (Scr_GetFunction_t)0x08117B56;
Scr_GetMethod_t Scr_GetMethod = (Scr_GetMethod_t)0x08117C8E;
#elif COD_VERSION == COD2_1_3
Scr_GetFunction_t Scr_GetFunction = (Scr_GetFunction_t)0x08117CB2;
Scr_GetMethod_t Scr_GetMethod = (Scr_GetMethod_t)0x08117DEA;
#elif COD_VERSION == COD4_1_7 || COD_VERSION == COD4_1_7_L
//Scr_GetFunction_t Scr_GetFunction = (Scr_GetFunction_t)0x080BD238;
//Scr_GetMethod_t Scr_GetMethod = (Scr_GetMethod_t)0x080BFEF4;
cHook *hook_Scr_GetFunction;
cHook *hook_Scr_GetMethod;
Scr_FunctionCall Scr_GetFunction(const char **fname, int *fdev) {
//printf("CoD4 Scr_GetFunction: fdev=%d fname=%s\n", *fdev, *fname);
hook_Scr_GetFunction->unhook();
int (*sig)(const char **fname, int *fdev);
*(int *)&sig = hook_Scr_GetFunction->from;
int m = sig(fname, fdev);
hook_Scr_GetFunction->hook();
/*
when I use the real return-type instead of int (*sig), this errors occurs:
##### LINK libcod4_1_7.so #####
objects_cod4_1_7/libcod.opp: In function `Scr_GetFunction_CoD4(char const**, int*)':
libcod.cpp:(.text+0x132b): undefined reference to `sig(char const**, int*)'
/usr/bin/ld: objects_cod4_1_7/libcod.opp: relocation R_386_GOTOFF against undefined hidden symbol `_Z3sigPPKcPi' can not be used when making a shared object
/usr/bin/ld: final link failed: Bad value
collect2: error: ld returned 1 exit status
k_cod4_nodlzom@Debian-70-wheezy-64-LAMP:~/libcod$ rm objects_cod4_1_7/libcod.opp
*/
return (Scr_FunctionCall)m;
}
Scr_MethodCall Scr_GetMethod(const char **fname, int *fdev) {
//printf("CoD4 Scr_GetMethod: fdev=%d fname=%s\n", *fdev, *fname);
hook_Scr_GetMethod->unhook();
int (*sig)(const char **fname, int *fdev);
*(int *)&sig = hook_Scr_GetMethod->from;
int m = sig(fname, fdev);
hook_Scr_GetMethod->hook();
return (Scr_MethodCall)m;
}
#else
#warning Scr_GetFunction_t Scr_GetFunction = (Scr_GetFunction_t)NULL;
#warning Scr_GetMethod_t Scr_GetMethod = (Scr_GetMethod_t)NULL;
Scr_GetFunction_t Scr_GetFunction = (Scr_GetFunction_t)NULL;
Scr_GetMethod_t Scr_GetMethod = (Scr_GetMethod_t)NULL;
#endif
char *stackGetParamTypeAsString(int param) {
aStackElement *scriptStack = *(aStackElement**)getStack();
aStackElement *arg = scriptStack - param;
char *type = "UNKNOWN TYPE!";
switch (arg->type) {
case 0: type = "UNDEFINED"; break;
case 1: type = "OBJECT"; break;
case 2: type = "STRING"; break;
case 3: type = "LOCALIZED_STRING"; break;
case 4: type = "VECTOR"; break;
case 5: type = "FLOAT"; break;
case 6: type = "INT"; break;
case 7: type = "CODEPOS"; break;
case 8: type = "PRECODEPOS"; break;
case 9: type = "FUNCTION"; break;
case 10: type = "STACK"; break;
case 11: type = "ANIMATION"; break;
case 12: type = "DEVELOPER_CODEPOS"; break;
case 13: type = "INCLUDE_CODEPOS"; break;
case 14: type = "THREAD_LIST"; break;
case 15: type = "THREAD_1"; break;
case 16: type = "THREAD_2"; break;
case 17: type = "THREAD_3"; break;
case 18: type = "THREAD_4"; break;
case 19: type = "STRUCT"; break;
case 20: type = "REMOVED_ENTITY"; break;
case 21: type = "ENTITY"; break;
case 22: type = "ARRAY"; break;
case 23: type = "REMOVED_THREAD"; break;
}
return type;
}
int stackPrintParam(int param) {
if (param >= stackGetNumberOfParams())
return 0;
switch (stackGetParamType(param)) {
case STACK_STRING:
char *str;
stackGetParamString(param, &str); // no error checking, since we know it's a string
printf("%s", str);
return 1;
case STACK_VECTOR:
float vec[3];
stackGetParamVector(param, vec);
printf("(%.2f, %.2f, %.2f)", vec[0], vec[1], vec[2]);
return 1;
case STACK_FLOAT:
float tmp_float;
stackGetParamFloat(param, &tmp_float);
printf("%.3f", tmp_float); // need a way to define precision
return 1;
case STACK_INT:
int tmp_int;
stackGetParamInt(param, &tmp_int);
printf("%d", tmp_int);
return 1;
}
printf("(%s)", stackGetParamTypeAsString(param));
return 0;
}
void gsc_utils_printf() {
char *str;
if ( ! stackGetParams("s", &str)) {
printf("scriptengine> WARNING: printf undefined argument!\n");
stackPushUndefined();
return;
}
int param = 1; // maps to first %
int len = strlen(str);
for (int i=0; i<len; i++) {
if (str[i] == '%')
{
if(str[i + 1] == '%') {
putchar('%');
i++;
} else
stackPrintParam(param++);
}
else
putchar(str[i]);
}
stackPushInt(1);
}
void gsc_utils_printfline() {
gsc_utils_printf();
printf("\n");
}
void gsc_utils_com_printf() {
char *str;
if ( ! stackGetParams("s", &str)) {
printf("scriptengine> WARNING: com_printf undefined argument!\n");
stackPushUndefined();
return;
}
#if COD_VERSION == COD4_1_7 || COD_VERSION == COD4_1_7_L
Com_Printf(0, "%s", str);
#else
Com_Printf("%s", str);
#endif
stackPushInt(1);
}
void gsc_utils_redirectprintf() {
char *str;
if ( ! stackGetParams("s", &str)) {
printf("scriptengine> WARNING: gsc_utils_redirectprintf undefined argument!\n");
stackPushUndefined();
return;
}
SV_FlushRedirect(str);
stackPushInt(1);
}
Scr_Function scriptFunctions[] = {
{"printf", gsc_utils_printf, 0},
{"printfline", gsc_utils_printfline, 0}, // adds \n at end
{"com_printf", gsc_utils_com_printf, 0},
{"redirectprintf", gsc_utils_redirectprintf, 0},
#if COMPILE_MYSQL == 1
{"mysql_init" , gsc_mysql_init , 0},
{"mysql_real_connect" , gsc_mysql_real_connect , 0},
{"mysql_close" , gsc_mysql_close , 0},
{"mysql_query" , gsc_mysql_query , 0},
{"mysql_errno" , gsc_mysql_errno , 0},
{"mysql_error" , gsc_mysql_error , 0},
{"mysql_affected_rows" , gsc_mysql_affected_rows , 0},
{"mysql_store_result" , gsc_mysql_store_result , 0},
{"mysql_num_rows" , gsc_mysql_num_rows , 0},
{"mysql_num_fields" , gsc_mysql_num_fields , 0},
{"mysql_field_seek" , gsc_mysql_field_seek , 0},
{"mysql_fetch_field" , gsc_mysql_fetch_field , 0},
{"mysql_fetch_row" , gsc_mysql_fetch_row , 0},
{"mysql_free_result" , gsc_mysql_free_result , 0},
{"mysql_real_escape_string", gsc_mysql_real_escape_string, 0},
{"mysql_async_create_query", gsc_mysql_async_create_query, 0},
{"mysql_async_create_query_nosave", gsc_mysql_async_create_query_nosave, 0},
{"mysql_async_getdone_list", gsc_mysql_async_getdone_list, 0},
{"mysql_async_getresult_and_free", gsc_mysql_async_getresult_and_free, 0},
{"mysql_async_initializer" , gsc_mysql_async_initializer , 0},
{"mysql_reuse_connection" , gsc_mysql_reuse_connection , 0},
#endif
#if COMPILE_PLAYER == 1
{"free_slot" , gsc_free_slot , 0},
{"kick2" , gsc_kick_slot , 0},
#endif
#if COMPILE_MEMORY == 1
{"memory_malloc" , gsc_memory_malloc , 0},
{"memory_free" , gsc_memory_free , 0},
{"memory_int_get", gsc_memory_int_get, 0},
{"memory_int_set", gsc_memory_int_set, 0},
{"memory_memset" , gsc_memory_memset , 0},
{"binarybuffer_new" , gsc_binarybuffer_new , 0},
{"binarybuffer_free" , gsc_binarybuffer_free , 0},
{"binarybuffer_seek" , gsc_binarybuffer_seek , 0},
{"binarybuffer_write", gsc_binarybuffer_write, 0},
{"binarybuffer_read" , gsc_binarybuffer_read , 0},
#endif
#if COMPILE_UTILS == 1
{"disableGlobalPlayerCollision" , gsc_utils_disableGlobalPlayerCollision, 0},
{"getAscii" , gsc_utils_getAscii , 0},
{"system" , gsc_utils_system , 0},
{"file_link" , gsc_utils_file_link , 0},
{"file_unlink" , gsc_utils_file_unlink , 0},
{"file_exists" , gsc_utils_file_exists , 0},
{"FS_LoadDir" , gsc_utils_FS_LoadDir , 0},
{"getType" , gsc_utils_getType , 0},
{"stringToFloat" , gsc_utils_stringToFloat , 0},
{"rundll" , gsc_utils_rundll , 0},
{"Cmd_ExecuteString" , gsc_utils_ExecuteString , 0},
{"sendGameServerCommand" , gsc_utils_sendgameservercommand , 0},
{"scandir" , gsc_utils_scandir , 0},
{"fopen" , gsc_utils_fopen , 0},
{"fread" , gsc_utils_fread , 0},
{"fwrite" , gsc_utils_fwrite , 0},
{"fclose" , gsc_utils_fclose , 0},
{"sprintf" , gsc_utils_sprintf , 0},
{"add_language" , gsc_add_language , 0},
{"load_languages" , gsc_load_languages , 0},
{"get_language_item" , gsc_get_language_item , 0},
{"themetext" , gsc_themetext , 0},
{"G_FindConfigstringIndex" , gsc_G_FindConfigstringIndex , 0},
{"G_FindConfigstringIndexOriginal", gsc_G_FindConfigstringIndexOriginal , 0},
{"call_function_raw" , gsc_call_function_raw , 0},
{"dlopen" , gsc_dlopen , 0},
{"dlsym" , gsc_dlsym , 0},
{"dlclose" , gsc_dlclose , 0},
{"setdefaultweapon" , gsc_utils_setdefaultweapon , 0},
{"getweaponmaxammo" , gsc_utils_getweaponmaxammo , 0},
{"getweapondamage" , gsc_utils_getweapondamage , 0},
{"setweapondamage" , gsc_utils_setweapondamage , 0},
{"getweaponmeleedamage" , gsc_utils_getweaponmeleedamage , 0},
{"setweaponmeleedamage" , gsc_utils_setweaponmeleedamage , 0},
{"getweaponfiretime" , gsc_utils_getweaponfiretime , 0},
{"setweaponfiretime" , gsc_utils_setweaponfiretime , 0},
{"getweaponmeleetime" , gsc_utils_getweaponmeleetime , 0},
{"setweaponmeleetime" , gsc_utils_setweaponmeleetime , 0},
{"getweaponhitlocmultiplier" , gsc_utils_getweaponhitlocmultiplier , 0},
{"setweaponhitlocmultiplier" , gsc_utils_setweaponhitlocmultiplier , 0},
{"getloadedweapons" , gsc_utils_getloadedweapons , 0},
#endif
#if COMPILE_TCC == 1
{"tcc_new" , gsc_tcc_new , 0},
{"tcc_add_include_path", gsc_tcc_add_include_path, 0},
{"tcc_add_file" , gsc_tcc_add_file , 0},
{"tcc_run" , gsc_tcc_run , 0},
{"tcc_delete" , gsc_tcc_delete , 0},
#endif
{"sqrt" , gsc_math_sqrt, 0},
{"sqrtInv", gsc_math_sqrtInv, 0},
{NULL, NULL, 0}
};
Scr_FunctionCall Scr_GetCustomFunction(const char **fname, int *fdev) {
//printf("Scr_GetCustomFunction: fdev=%d fname=%s\n", *fdev, *fname);
Scr_FunctionCall m = Scr_GetFunction(fname, fdev);
if (m)
return m;
for (int i=0; scriptFunctions[i].name; i++) {
if (strcasecmp(*fname, scriptFunctions[i].name))
continue;
Scr_Function func = scriptFunctions[i];
*fname = func.name;
*fdev = func.developer;
return func.call;
}
return NULL;
}
void gsc_player_printf(int id) {
printf("id: %.8x\n", id);
}
Scr_Method scriptMethods[] = {
{"printf", gsc_player_printf, 0}, // rather use sprintf() to re-use iprintlnbold() etc.?
#if COMPILE_PLAYER == 1
{"getStance" , gsc_player_stance_get , 0},
{"setVelocity" , gsc_player_velocity_set , 0},
{"addVelocity" , gsc_player_velocity_add , 0},
{"getVelocity" , gsc_player_velocity_get , 0},
{ "aimButtonPressed", gsc_player_button_ads , 0},
{ "leftButtonPressed", gsc_player_button_left , 0},
{ "rightButtonPressed", gsc_player_button_right , 0},
{ "forwardButtonPressed", gsc_player_button_forward , 0},
{ "backButtonPressed", gsc_player_button_back , 0},
{ "leanleftButtonPressed", gsc_player_button_leanleft , 0},
{"leanrightButtonPressed", gsc_player_button_leanright , 0},
{ "jumpButtonPressed", gsc_player_button_jump , 0},
{"getIP" , gsc_player_getip , 0},
{"getPing" , gsc_player_getping , 0},
{"getSpectatorClient" , gsc_player_spectatorclient_get, 0},
{"ClientCommand" , gsc_player_ClientCommand , 0},
{"getLastConnectTime" , gsc_player_getLastConnectTime , 0},
{"getLastMSG" , gsc_player_getLastMSG , 0},
{"getAddressType" , gsc_player_addresstype , 0},
{"getClientState" , gsc_player_getclientstate , 0},
{"renameClient" , gsc_player_renameclient , 0},
{"setAlive" , gsc_entity_setalive , 0},
{"setBounds" , gsc_entity_setbounds , 0},
{"get_userinfo" , gsc_get_userinfo , 0},
{"set_userinfo" , gsc_set_userinfo , 0},
{"printOutOfBand" , gsc_player_outofbandprint , 0},
{"connectionlessPacket" , gsc_player_connectionlesspacket, 0},
{"clientuserinfochanged" , gsc_player_clientuserinfochanged, 0},
{"resetNextReliableTime" , gsc_player_resetNextReliableTime, 0},
//{"setfiretimescale" , gsc_player_setfiretimescale , 0},
#if COD_VERSION < COD4_1_7
{"setmovespeedscale" , gsc_player_setmovespeedscale , 0},
{"ismantling" , gsc_player_ismantling , 0},
{"isonladder" , gsc_player_isonladder , 0},
#endif
#endif
{NULL, NULL, 0}
};
Scr_MethodCall Scr_GetCustomMethod(const char **fname, int *fdev) {
//printf("Scr_GetCustomMethod: fdev=%d fname=%s\n", *fdev, *fname);
Scr_MethodCall m = Scr_GetMethod(fname, fdev);
if (m)
return m;
for (int i=0; scriptMethods[i].name; i++) {
if (strcasecmp(*fname, scriptMethods[i].name))
continue;
Scr_Method func = scriptMethods[i];
*fname = func.name;
*fdev = func.developer;
return func.call;
}
return NULL;
}
/*
In CoD2 this address can be found in every get-param-function
In CoD1 its a bit harder, search for: "cannot cast %s to int" and go the function upwards:
the stack-address is in a context like: dword_830AE88 - 8 * a1
*/
int getStack()
{
# if COD_VERSION == COD2_1_0
return 0x083D7610;
#elif COD_VERSION == COD2_1_2
return 0x083D7A10; // diff to 1.3: 1080
#elif COD_VERSION == COD2_1_3
return 0x083D8A90;
#elif COD_VERSION == COD1_1_5
return 0x0830AE88;
#elif COD_VERSION == COD4_1_7
return 0x08c055b0;
#elif COD_VERSION == COD4_1_7_L
return 0x08C06330;
#else
#warning int getStack() return NULL;
return (int)NULL;
#endif
}
int stackGetParamType(int param)
{
aStackElement *scriptStack = *(aStackElement**)getStack();
aStackElement *arg = scriptStack - param;
return arg->type;
}
int stackGetParams(char *params, ...)
{
va_list args;
va_start(args, params);
int errors = 0;
int len = strlen(params);
int i;
for (i=0; i<len; i++)
{
switch (params[i])
{
case ' ': // ignore param (e.g. to ignore the function-id from closer()-wrapper)
break;
case 'i': {
int *tmp = va_arg(args, int *);
if ( ! stackGetParamInt(i, tmp)) {
printf("Param %d needs to be an int, %s=%d given! NumParams=%d\n", i, ">make function for this<", stackGetParamType(i), stackGetNumberOfParams());
errors++;
}
break;
}
case 'v': {
float *tmp = va_arg(args, float *);
if ( ! stackGetParamVector(i, tmp)) {
printf("Param %d needs to be a vector, %s=%d given! NumParams=%d\n", i, ">make function for this<", stackGetParamType(i), stackGetNumberOfParams());
errors++;
}
break;
}
case 'f': {
float *tmp = va_arg(args, float *);
if ( ! stackGetParamFloat(i, tmp)) {
printf("Param %d needs to be a float, %s=%d given! NumParams=%d\n", i, ">make function for this<", stackGetParamType(i), stackGetNumberOfParams());
errors++;
}
break;
}
case 's': {
char **tmp = va_arg(args, char **);
if ( ! stackGetParamString(i, tmp)) {
printf("Param %d needs to be a string, %s=%d given! NumParams=%d\n", i, ">make function for this<", stackGetParamType(i), stackGetNumberOfParams());
errors++;
}
break;
}
default:
errors++;
printf("[WARNING] stackGetParams: errors=%d Identifier '%c' is not implemented!\n", errors, params[i]);
}
}
va_end(args);
return errors == 0; // success if no errors
}
// function can be found in same context as getStack()
int getNumberOfParams() // as in stackNew()
{
# if COD_VERSION == COD2_1_0
return 0x083D761C;
#elif COD_VERSION == COD2_1_2
return 0x083D7A1C; // diff to 1.3: 1080
#elif COD_VERSION == COD2_1_3
return 0x083D8A9C;
#elif COD_VERSION == COD1_1_5
return 0x0830AE84;
#elif COD_VERSION == COD4_1_7
return 0x08c055bc;
#elif COD_VERSION == COD4_1_7_L
return 0x08C0633C;
#else
#warning int getNumberOfParams() return NULL;
return (int)NULL;
#endif
}
// todo: check if the parameter really exists (number_of_params)
int stackGetParamInt(int param, int *value)
{
//printf("stackGetParamInt() start...");
aStackElement *scriptStack = *(aStackElement**)getStack();
aStackElement *arg = scriptStack - param;
if (arg->type != STACK_INT)
return 0;
*value = (int)arg->offsetData;
//printf("... end\n");
return 1;
}
/*
CoD2: just look in getent() e.g.
int __cdecl sub_8078DFC(int a1)
{
return stringtable_8205E80 + 8 * a1;
}
kinda hard to find this for CoD1, because i cant trace the get-param-functions...
but search for: "parameter %d does not exist"
- then make xrefs-to to it
- all those functions shall have ONE parent-function
- go into that parent-function and now just click through till it looks like str-function
*/
int stackGetParamString(int param, char **value) // as in the sub-functions in getentarray (hard one, use the graph to find it)
{
aStackElement *scriptStack = *(aStackElement**)getStack();
aStackElement *arg = scriptStack - param;
if (arg->type != STACK_STRING)
return 0;
//*value = "bla";
//printf("offsetData=%.8x ", arg->offsetData);
// lnxded 1.3: get_string_stack_element_by_id_sub_8078ec8(int id)
//printf("datatable + 8*%d = %.8x \"%s\"\n", arg->offsetData, *(int *)0x08206F00 + 8*(int)arg->offsetData, *(int *)0x08206F00 + 8*(int)arg->offsetData + 4);
# if COD_VERSION == COD2_1_0
*value = (char *)(*(int *)0x08283E80 + 8*(int)arg->offsetData + 4);
#elif COD_VERSION == COD2_1_2
*value = (char *)(*(int *)0x08205E80 + 8*(int)arg->offsetData + 4);
#elif COD_VERSION == COD2_1_3
*value = (char *)(*(int *)0x08206F00 + 8*(int)arg->offsetData + 4);
#elif COD_VERSION == COD1_1_5
*value = (char *)(*(int *)0x081F6940 + 8*(int)arg->offsetData + 4);
#elif COD_VERSION == COD4_1_7
*value = (char *)(*(int *)0x0897ca00 + 12 * (int)arg->offsetData + 4);
#elif COD_VERSION == COD4_1_7_L
*value = (char *)(*(int *)0x0897D780 + 12 * (int)arg->offsetData + 4);
#else
#warning stackGetParamString(int param, char **value) *value = (char *)(*(int *)NULL + 8*(int)arg->offsetData + 4);
*value = (char *)(*(int *)NULL + 8*(int)arg->offsetData + 4);
#endif
return 1;
}
int stackGetParamVector(int param, float value[3])
{
aStackElement *scriptStack = *(aStackElement**)getStack();
aStackElement *arg = scriptStack - param;
if (arg->type != STACK_VECTOR)
return 0;
value[0] = *(float *)((int)(arg->offsetData) + 0);
value[1] = *(float *)((int)(arg->offsetData) + 4);
value[2] = *(float *)((int)(arg->offsetData) + 8);
return 1;
}
int stackGetParamFloat(int param, float *value)
{
aStackElement *scriptStack = *(aStackElement**)getStack();
aStackElement *arg = scriptStack - param;
if (arg->type == STACK_INT)
{
int asInteger;
int ret = stackGetParamInt(param, &asInteger);
if (!ret)
return 0;
*value = (float) asInteger;
return 1;
}
// *value = (float)arg->offsetData;
// gcc: error: pointer value used where a floating point value was expected
// so i use the tmp for casting
float tmp;
if (arg->type != STACK_FLOAT)
return 0;
//swapEndian(&arg->offsetData); // DOESEN WORK EVEN WITH SWAP
//*value = (float)(int)arg->offsetData; // DOESNT WORK
// jeah gcc, you fucked me off!
memcpy(&tmp, &arg->offsetData, 4); // cast to float xD
*value = tmp;
return 1;
}
int stackGetNumberOfParams()
{
int numberOfParams = *(int *)getNumberOfParams();
return numberOfParams;
}
int cdecl_injected_closer_stack_debug()
{
int i;
int numberOfParams = *(int *)0x83D8A9C;
aStackElement *scriptStack = *(aStackElement**)0x83D8A90;
printf("numberOfParams=%d\n", numberOfParams);
for (i=0; i<numberOfParams; i++)
{
aStackElement *stackPtr = scriptStack - i;
printf("i=%d offsetData=%p type=%d\n", i, stackPtr->offsetData, stackPtr->type);
switch (stackPtr->type)
{
case STACK_OBJECT:
{
printf("type=object with: ");
int object_table = 0x8297500; // int16
int offsetData = *(int *)(object_table + 2*((int)stackPtr->offsetData * 8) + 0);
int type = *(int *)(object_table + 2*((int)stackPtr->offsetData * 8) + 4) % 31;
printf("offsetData:%.8x type:%.8x\n", offsetData, type);
break;
}
}
}
return 1;
}
/* THE BEGINNING of generalizing the push-value-functions! */
// pushing a new stack-element on stack
// available through getStack()
// 11.03.2013, Sido|Meine Jordans Instrumental, Generalisation is unstable!
/* search for "Internal script stack overflow", thats stackNew() */
/* can also be found in the next stackPush-functions */
int stackNew()
{
int (*signature)();
#if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x080837B0;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x08083D2C;
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08083DF8;
#elif COD_VERSION == COD1_1_5
*((int *)(&signature)) = 0x080AE084;
#elif COD_VERSION == COD4_1_7
*((int *)(&signature)) = 0x0815EC48;
#elif COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x0815EC68;
#else
#warning int stackNew() *((int *)(&signature)) = NULL;
*((int *)(&signature)) = (int)NULL;
#endif
return signature();
}
int stackPushUndefined()
{
aStackElement *scriptStack;
scriptStack = *(aStackElement**)getStack();
#if DEBUG_GSC
printf("stackPushUndefined(): type=%d value=%.8x\n", scriptStack->type, scriptStack->offsetData);
#endif
int ret = stackNew();
scriptStack = *(aStackElement**)getStack();
#if DEBUG_GSC
printf("stackPushUndefined(): type=%d value=%.8x\n", scriptStack->type, scriptStack->offsetData);
#endif
//aStackElement *scriptStack = *(aStackElement**)getStack();
//aStackElement *scriptStack = *(aStackElement**)ret;
scriptStack->type = STACK_UNDEFINED;
scriptStack->offsetData = NULL; // never tested anything else for UNDEFINED
//return (int) *(aStackElement**) getStack(); // dunno...
return 123; // dunno... works also lol. so no need to return some specific stackelement
}
/*
HOWTO: how to find the addresses of a binary?
1) find the function-string in winhex
2) go to file offset in IDA -> then copy the real address
3) then search for the SWAPPED value in winhex again
4) go for it in ida
5) convert the crazy numbers to str/func-pair
6) go into function and get the offset of the internal function
*/
int stackReturnInt(int ret) /*obsolete - not guaranteed to be available later*/
{
return stackPushInt(ret);
/*
int (*signature)(int);
*((int *)(&signature)) = 0x08085164;
return signature(ret);
*/
}
int stackPushInt(int ret) // as in isalive
{
#if 1
int (*signature)(int);
# if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x08084B1C;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x08085098; // difference to 1.3: CC
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08085164;
#elif COD_VERSION == COD4_1_7
*((int *)(&signature)) = 0x0815EFFA;
#elif COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x0815F01A;
#else
#warning int stackPushInt(int ret)
*((int *)(&signature)) = (int)NULL;
#endif
return signature(ret);
#endif
// this shit dont work! seg fault
#if 0
aStackElement *scriptStack;
stackNew();
scriptStack = *(aStackElement**)getStack();
scriptStack->type = STACK_INT;
scriptStack->offsetData = (void *)ret;
printf("still working int??\n");
return ret;
return -1234; // crap, just testin if i can return void
#endif
}
int stackReturnVector(float *ret) // obsolete
{
return stackPushVector(ret);
}
/*
for CoD1:
search MT_AllocIndex
go 2 functions up or so and compare structure with CoD2
for other CoD's:
just go into getOrigin() or so and look
*/
int stackPushVector(float *ret) // as in vectornormalize
{
int (*signature)(float *);
# if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x08084CBE;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x0808523A; // difference to 1.3: CC
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08085306;
#elif COD_VERSION == COD1_1_5
printf("*((int *)(&signature)) = 0x080AF464;\n");
*((int *)(&signature)) = 0x080AF464;
#elif COD_VERSION == COD4_1_7
*((int *)(&signature)) = 0x0815EDF2;
#elif COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x0815EE12;
#else
#warning int stackPushVector(float *ret) *((int *)(&signature)) = NULL;
*((int *)(&signature)) = (int)NULL;
#endif
return signature(ret);
#if 0
int (*alloc_vector)(float *);
*((int *)(&alloc_vector)) = 0x080A5D14;
aStackElement *scriptStack;
stackNew();
scriptStack = *(aStackElement**)getStack();
scriptStack->type = STACK_VECTOR;
printf("1\n");
scriptStack->offsetData = (void *)alloc_vector(ret);
printf("2\n");
#endif
}
int stackPushFloat(float ret) // as in distance
{
int (*signature)(float);
# if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x08084B40;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x080850BC; // difference to 1.3: CC
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08085188;
#elif COD_VERSION == COD4_1_7
*((int *)(&signature)) = 0x0815EF7A;
#elif COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x0815EF9A;
#else
#warning int stackPushFloat(float ret) *((int *)(&signature)) = NULL;
*((int *)(&signature)) = (int)NULL;
#endif
return signature(ret);
}
int stackPushString(char *toPush) // as in getcvar()
{
int (*signature)(char *);
# if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x08084C1A;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x08085196; // difference to 1.3: CC
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08085262;
#elif COD_VERSION == COD4_1_7
*((int *)(&signature)) = 0x0815EC48;
#elif COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x0815EC68;
#else
#warning int stackPushString(char *toPush) *((int *)(&signature)) = NULL;
*((int *)(&signature)) = (int)NULL;
#endif
return signature(toPush);
}
int stackPushEntity(int arg) // as in getent() // todo: find out how to represent an entity
{
int (*signature)(int);
# if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x08118CC0;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x0811AFF4; // difference OTHER then CC
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08117F50;
#elif COD_VERSION == COD4_1_7 || COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x080C7770;
#else
#warning int stackPushEntity(int arg) *((int *)(&signature)) = NULL;
*((int *)(&signature)) = (int)NULL;
#endif
return signature(arg);
}
int stackCallScriptFunction(int self, int scriptFunction, int numberOfArgs)
{
int (*signature)(int, int, int);
*((int *)(&signature)) = 0x0811B284;
return signature(self, scriptFunction, numberOfArgs);
}
int stackCallbackPlayerDamage = 0x0884D718;
// as in bullettrace
int stackPushArray() {
int (*signature)();
# if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x08084CF0;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x0808526C;
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08085338;
#elif COD_VERSION == COD4_1_7
*((int *)(&signature)) = 0x0815ED6A;
#elif COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x0815ED8A;
#else
#warning int stackPushArray() *((int *)(&signature)) = NULL;
*((int *)(&signature)) = (int)NULL;
#endif
return signature();
}
int stackSetKeyInArray(int precachedStringOffset) // TODOOOOOO
{
int (*signature)(int);
*((int *)(&signature)) = 0x080853B6;
return signature(precachedStringOffset);
}
int stackPushArrayLast() { // as in getentarray
int (*signature)();
#if COD_VERSION == COD2_1_0
*((int *)(&signature)) = 0x08084D1C;
#elif COD_VERSION == COD2_1_2
*((int *)(&signature)) = 0x08085298;
#elif COD_VERSION == COD2_1_3
*((int *)(&signature)) = 0x08085364;
#elif COD_VERSION == COD4_1_7
*((int *)(&signature)) = 0x0815D5A0;
#elif COD_VERSION == COD4_1_7_L
*((int *)(&signature)) = 0x0815D5C0;
#else
#warning int stackPushArrayLast() *((int *)(&signature)) = NULL;
*((int *)(&signature)) = (int)NULL;
#endif
return signature();
}
int sub_807BCA8()
{
int16_t (*sub_807B9F8)();
*(int *)(&sub_807B9F8) = 0x0807B9F8;
int *startStack = (int*)0x08297500;
int16_t var;
int *ptr;
var = sub_807B9F8(); // make new variable
printf("var=%d\n", var);
ptr = &startStack[4*var];
startStack[4 * var + 2] = 96;
*(ptr + 2) |= 22;
*((int16_t*)ptr + 2) = 0;
*((int16_t*)ptr + 3) = 0;
printf("(int16_t*)ptr + 2) = %hn\n", (int16_t*)ptr + 2);
printf("(int16_t*)ptr + 3) = %hn\n", (int16_t*)ptr + 3);
/*
var=640
(int16_t*)ptr + 2) = 08299d04
(int16_t*)ptr + 3) = 08299d06
*/
return var;
}
#define TOSTRING2(str) #str
#define TOSTRING1(str) TOSTRING2(str) // else there is written "__LINE__"
#define AT __FILE__ ":" TOSTRING1(__LINE__)
// i would like to make nice php-scripts, which are building something like a "cracking-ide" with many informations
// all infos easy SEARCHABLE, like... enter 4 letters of function -> find all saved graphs of it
// doesnt even need to be "normalized", just TEXT-seach in DB
int level = 0; // for a nice tabbed graphcall
#define LEVEL_SPACE do { for (int i=0; i<level; i++) printf(" "); }while(0);
// gsc_new_variable
int sub_807AB64(void *offsetData, int key, int a_plus_b_mod_fffd_plus_1)
{
LEVEL_SPACE; printf("setKeyInArray: int sub_807AB64(void *offsetData=%p, int key=%.8x, int a_plus_b_mod_fffd_plus_1=%.8x)\n", offsetData, key, a_plus_b_mod_fffd_plus_1);
LEVEL_SPACE; printf("{\n");
level++;
int ret;
#if 1
LEVEL_SPACE; printf("BUILTIN-FUNCTION\n");
int (*tmp)(void *offsetData, int key, int a_plus_b_mod_fffd_plus_1);
*(int *)&tmp = 0x0807AB64;
ret = tmp(offsetData, key, a_plus_b_mod_fffd_plus_1);
#endif
//LEVEL_SPACE; printf("setKeyInArray: int sub_807AB64 #####>>>>> ret=%.8x\n", ret); level--;
level--; LEVEL_SPACE; printf("} ret=%.8x\n", ret);
return ret;
}
typedef struct
{
int16_t a_0; // 0
int16_t a_1; // 2
int16_t b_0; // 4
int16_t b_1; // 6
int c; // 8
int16_t d_0; // 12
int16_t d_1; // 14
} aStack;
void print_aStack(aStack *stack)
{
printf("a_0=%.4x a_1=%.4x b_0=%.4x b_1=%.4x c=%.8x d_0=%.4x d_1=%.4x ",
stack->a_0, stack->a_1, stack->b_0, stack->b_1, stack->c, stack->d_0, stack->d_1
);
}
int sub_807B064(void *offsetData, int key, int a_plus_b_mod_fffd_plus_1)
{
LEVEL_SPACE; printf("int sub_807B064(void *offsetData=%p, int key=%.8x, int a_plus_b_mod_fffd_plus_1=%.8x)\n", offsetData, key, a_plus_b_mod_fffd_plus_1);
LEVEL_SPACE; printf("{\n");
level++;
int ret;
#if 0
LEVEL_SPACE; printf("BUILTIN-FUNCTION\n");
int (*tmp)(void *offsetData, int key, int a_plus_b_mod_fffd_plus_1);
*(int *)&tmp = 0x0807B064;
ret = tmp(offsetData, key, a_plus_b_mod_fffd_plus_1);