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Move encrypted argument methods into their own header

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This commit is contained in:
Joshua Goins 2022-02-25 20:29:21 -05:00
parent 3c1781f3dc
commit 453054fc49
2 changed files with 58 additions and 52 deletions
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57
include/encryptedarg.h Normal file
View file

@ -0,0 +1,57 @@
#pragma once
#include <QString>
#include "blowfish.h"
// from xivdev
char ChecksumTable[] = {
'f', 'X', '1', 'p', 'G', 't', 'd', 'S',
'5', 'C', 'A', 'P', '4', '_', 'V', 'L'
};
char GetChecksum(unsigned int key) {
auto value = key & 0x000F0000;
return ChecksumTable[value >> 16];
}
#if defined(Q_OS_MAC)
// this is pretty much what wine does :-0
inline uint32_t TickCount() {
struct mach_timebase_info convfact;
mach_timebase_info(&convfact);
return (mach_absolute_time() * convfact.numer) / (convfact.denom * 1000000);
}
#endif
#if defined(Q_OS_LINUX)
inline uint32_t TickCount() {
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return (ts.tv_sec * 1000 + ts.tv_nsec / 1000000);
}
#endif
#if defined(Q_OS_WIN)
inline uint32_t TickCount() {
return GetTickCount();
}
#endif
inline QString encryptGameArg(QString arg) {
unsigned int rawTicks = TickCount();
unsigned int ticks = rawTicks & 0xFFFFFFFFu;
unsigned int key = ticks & 0xFFFF0000u;
char buffer[9] = {};
sprintf(buffer, "%08x", key);
Blowfish session(QByteArray(buffer, 8));
QByteArray encryptedArg = session.Encrypt((QString(" /T =%1").arg(ticks) + arg).toUtf8());
QString base64 = encryptedArg.toBase64(QByteArray::Base64Option::Base64UrlEncoding | QByteArray::Base64Option::OmitTrailingEquals);
char checksum = GetChecksum(key);
return QString("//**sqex0003%1%2**//").arg(base64, QString(checksum));
}

53
src/launchercore.cpp
View file

@ -34,6 +34,7 @@
#include "settingswindow.h" #include "settingswindow.h"
#include "blowfish.h" #include "blowfish.h"
#include "assetupdater.h" #include "assetupdater.h"
#include "encryptedarg.h"
#ifdef ENABLE_WATCHDOG #ifdef ENABLE_WATCHDOG
#include "watchdog.h" #include "watchdog.h"
@ -57,58 +58,6 @@ void LauncherCore::buildRequest(QNetworkRequest& request) {
request.setRawHeader("Accept-Language", "en-us"); request.setRawHeader("Accept-Language", "en-us");
} }
// from xivdev
char ChecksumTable[] = {
'f', 'X', '1', 'p', 'G', 't', 'd', 'S',
'5', 'C', 'A', 'P', '4', '_', 'V', 'L'
};
char GetChecksum(unsigned int key) {
auto value = key & 0x000F0000;
return ChecksumTable[value >> 16];
}
#if defined(Q_OS_MAC)
// this is pretty much what wine does :-0
uint32_t TickCount() {
struct mach_timebase_info convfact;
mach_timebase_info(&convfact);
return (mach_absolute_time() * convfact.numer) / (convfact.denom * 1000000);
}
#endif
#if defined(Q_OS_LINUX)
uint32_t TickCount() {
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return (ts.tv_sec * 1000 + ts.tv_nsec / 1000000);
}
#endif
#if defined(Q_OS_WIN)
uint32_t TickCount() {
return GetTickCount();
}
#endif
QString encryptGameArg(QString arg) {
unsigned int rawTicks = TickCount();
unsigned int ticks = rawTicks & 0xFFFFFFFFu;
unsigned int key = ticks & 0xFFFF0000u;
char buffer[9] = {};
sprintf(buffer, "%08x", key);
Blowfish session(QByteArray(buffer, 8));
QByteArray encryptedArg = session.Encrypt((QString(" /T =%1").arg(ticks) + arg).toUtf8());
QString base64 = encryptedArg.toBase64(QByteArray::Base64Option::Base64UrlEncoding | QByteArray::Base64Option::OmitTrailingEquals);
char checksum = GetChecksum(key);
return QString("//**sqex0003%1%2**//").arg(base64, QString(checksum));
}
void LauncherCore::launchGame(const ProfileSettings& profile, const LoginAuth auth) { void LauncherCore::launchGame(const ProfileSettings& profile, const LoginAuth auth) {
QList<QString> arguments; QList<QString> arguments;