usbloadergx/source/cheats/gct.cpp
dimok321 973d8b2005 *Fixed compile error
*Converted every 4 spaces to a tab to make the source consistent on those
2011-07-25 22:28:22 +00:00

281 lines
5.2 KiB
C++

/*
* gct.h
* Class to handle Ocarina TXT Cheatfiles
* nIxx
*/
#include <iostream>
#include <fstream>
#include <stdlib.h>
#include <string.h>
#include "gct.h"
#define ERRORRANGE "Error: CheatNr out of range"
GCTCheats::GCTCheats(void)
{
iCntCheats = 0;
}
GCTCheats::~GCTCheats(void)
{
string sGameID = "";
string sGameTitle = "";
/*string sCheatName[MAXCHEATS];
string sCheats[MAXCHEATS];
string sCheatComment[MAXCHEATS];*/
}
int GCTCheats::getCnt()
{
return iCntCheats;
}
string GCTCheats::getGameName(void)
{
return sGameTitle;
}
string GCTCheats::getGameID(void)
{
return sGameID;
}
string GCTCheats::getCheat(int nr)
{
if (nr <= (iCntCheats - 1))
{
return sCheats[nr];
}
else
{
return ERRORRANGE;
}
}
string GCTCheats::getCheatName(int nr)
{
if (nr <= (iCntCheats - 1))
{
return sCheatName[nr];
}
else
{
return ERRORRANGE;
}
}
string GCTCheats::getCheatComment(int nr)
{
if (nr <= (iCntCheats - 1))
{
return sCheatComment[nr];
}
else
{
return ERRORRANGE;
}
}
int GCTCheats::createGCT(int nr, const char * filename)
{
if (nr == 0) return 0;
ofstream filestr;
filestr.open(filename);
if (filestr.fail()) return 0;
//Header and Footer
char header[] = { 0x00, 0xd0, 0xc0, 0xde, 0x00, 0xd0, 0xc0, 0xde };
char footer[] = { 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
string buf = getCheat(nr);
filestr.write(header, sizeof(header));
int x = 0;
long int li;
int len = buf.size();
while (x < len)
{
string temp = buf.substr(x, 2);
li = strtol(temp.c_str(), NULL, 16);
temp = li;
filestr.write(temp.c_str(), 1);
x += 2;
}
filestr.write(footer, sizeof(footer));
filestr.close();
return 1;
}
int GCTCheats::createGCT(const char * chtbuffer, const char * filename)
{
ofstream filestr;
filestr.open(filename);
if (filestr.fail()) return 0;
//Header and Footer
char header[] = { 0x00, 0xd0, 0xc0, 0xde, 0x00, 0xd0, 0xc0, 0xde };
char footer[] = { 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
string buf = chtbuffer;
filestr.write(header, sizeof(header));
int x = 0;
long int li;
int len = buf.size();
while (x < len)
{
string temp = buf.substr(x, 2);
li = strtol(temp.c_str(), NULL, 16);
temp = li;
filestr.write(temp.c_str(), 1);
x += 2;
}
filestr.write(footer, sizeof(footer));
filestr.close();
return 1;
}
int GCTCheats::createGCT(int nr[], int cnt, const char * filename)
{
if (cnt == 0) return 0;
ofstream filestr;
filestr.open(filename);
if (filestr.fail()) return 0;
//Header and Footer
char header[] = { 0x00, 0xd0, 0xc0, 0xde, 0x00, 0xd0, 0xc0, 0xde };
char footer[] = { 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
filestr.write(header, sizeof(header));
int c = 0;
while (c != cnt)
{
int actnr = nr[c];
string buf = getCheat(actnr);
long int li;
int len = buf.size();
int x = 0;
while (x < len)
{
string temp = buf.substr(x, 2);
li = strtol(temp.c_str(), NULL, 16);
temp = li;
filestr.write(temp.c_str(), 1);
x += 2;
}
c++;
}
filestr.write(footer, sizeof(footer));
filestr.close();
return 1;
}
int GCTCheats::openTxtfile(const char * filename)
{
ifstream filestr;
int i = 0;
string str;
filestr.open(filename);
if (filestr.fail()) return 0;
filestr.seekg(0, ios_base::end);
int size = filestr.tellg();
if (size <= 0) return -1;
filestr.seekg(0, ios_base::beg);
getline(filestr, sGameID);
if (sGameID[sGameID.length() - 1] == '\r') sGameID.erase(sGameID.length() - 1);
getline(filestr, sGameTitle);
if (sGameTitle[sGameTitle.length() - 1] == '\r') sGameTitle.erase(sGameTitle.length() - 1);
getline(filestr, sCheatName[i]); // skip first line if file uses CRLF
if (!sGameTitle[sGameTitle.length() - 1] == '\r') filestr.seekg(0, ios_base::beg);
while (!filestr.eof())
{
getline(filestr, sCheatName[i]); // '\n' delimiter by default
if (sCheatName[i][sCheatName[i].length() - 1] == '\r') sCheatName[i].erase(sCheatName[i].length() - 1);
string cheatdata;
bool emptyline = false;
do
{
getline(filestr, str);
if (str[str.length() - 1] == '\r') str.erase(str.length() - 1);
if (str == "" || str[0] == '\r' || str[0] == '\n')
{
emptyline = true;
break;
}
if (IsCode(str))
{
// remove any garbage (comment) after code
while (str.size() > 17)
{
str.erase(str.length() - 1);
}
cheatdata.append(str);
size_t found = cheatdata.find(' ');
cheatdata.replace(found, 1, "");
}
else
{
//printf("%i",str.size());
sCheatComment[i] = str;
}
if (filestr.eof()) break;
} while (!emptyline);
sCheats[i] = cheatdata;
i++;
if (i == MAXCHEATS) break;
}
iCntCheats = i;
filestr.close();
return 1;
}
bool GCTCheats::IsCode(const std::string& str)
{
if (str[8] == ' ' && str.size() >= 17)
{
// accept strings longer than 17 in case there is a comment on the same line as the code
char part1[9];
char part2[9];
snprintf(part1, sizeof(part1), "%c%c%c%c%c%c%c%c", str[0], str[1], str[2], str[3], str[4], str[5], str[6],
str[7]);
snprintf(part2, sizeof(part2), "%c%c%c%c%c%c%c%c", str[9], str[10], str[11], str[12], str[13], str[14],
str[15], str[16]);
if ((strtok(part1, "0123456789ABCDEFabcdef") == NULL) && (strtok(part2, "0123456789ABCDEFabcdef") == NULL))
{
return true;
}
}
return false;
}