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Add launcher tid patches

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This commit is contained in:
Edoardo Lolletti 2024-04-26 12:23:35 +02:00
parent cca04004fc
commit 74ed03e40e
3 changed files with 75 additions and 26 deletions
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39
arm9/src/main.c
View File

@ -12,7 +12,9 @@ static bool unlaunchFound = false;
static bool hnaaUnlaunchFound = false;
static bool retailLauncherTmdPresentAndToBePatched = true;
static bool retailConsole = true;
static bool unlaunchInstallerFound = false;
static UNLAUNCH_VERSION foundUnlaunchInstallerVersion = false;
static bool disableAllPatches = false;
static bool enableSoundAndSplash = false;
bool charging = false;
u8 batteryLevel = 0;
@ -21,6 +23,8 @@ PrintConsole bottomScreen;
enum {
MAIN_MENU_SAFE_UNLAUNCH_UNINSTALL,
MAIN_MENU_TID_PATCHES,
MAIN_MENU_SOUND_SPLASH_PATCHES,
MAIN_MENU_SAFE_UNLAUNCH_INSTALL,
MAIN_MENU_EXIT
};
@ -65,10 +69,18 @@ static int mainMenu(int cursor)
Menu* m = newMenu();
setMenuHeader(m, "MAIN MENU");
char uninstallStr[32], installStr[32];
char uninstallStr[32], installStr[32], soundPatchesStr[64], tidPatchesStr[32];
sprintf(uninstallStr, "\x1B[%02omUninstall unlaunch", unlaunchFound ? 047 : 037);
sprintf(installStr, "\x1B[%02omInstall unlaunch", unlaunchInstallerFound && !unlaunchFound ? 047 : 037);
sprintf(tidPatchesStr, "\x1B[%02omDisable all patches: %s",
(foundUnlaunchInstallerVersion == v1_9 && foundUnlaunchInstallerVersion == v2_0) ? 047 : 037,
disableAllPatches ? "On" : "Off");
sprintf(soundPatchesStr, "\x1B[%02omEnable sound and splash: %s",
(foundUnlaunchInstallerVersion == v2_0 && !disableAllPatches) ? 047 : 037,
enableSoundAndSplash ? "On" : "Off");
sprintf(installStr, "\x1B[%02omInstall unlaunch", (foundUnlaunchInstallerVersion != INVALID && !unlaunchFound) ? 047 : 037);
addMenuItem(m, uninstallStr, NULL, 0);
addMenuItem(m, tidPatchesStr, NULL, 0);
addMenuItem(m, soundPatchesStr, NULL, 0);
addMenuItem(m, installStr, NULL, 0);
addMenuItem(m, "\x1B[47mExit", NULL, 0);
@ -139,8 +151,8 @@ int main(int argc, char **argv)
return 0;
}
unlaunchInstallerFound = loadUnlaunchInstaller("sd:/unlaunch.dsi");
if (!unlaunchInstallerFound)
foundUnlaunchInstallerVersion = loadUnlaunchInstaller("sd:/unlaunch.dsi");
if (foundUnlaunchInstallerVersion != INVALID)
{
messageBox("\x1B[41mWARNING:\x1B[47m unlaunch.dsi was not found in\n"
"the root of the sd card.\n"
@ -215,13 +227,26 @@ int main(int argc, char **argv)
nandio_lock_writing();
}
break;
case MAIN_MENU_TID_PATCHES:
if(foundUnlaunchInstallerVersion == v1_9 && foundUnlaunchInstallerVersion == v2_0) {
disableAllPatches = !disableAllPatches;
enableSoundAndSplash = true;
}
break;
case MAIN_MENU_SOUND_SPLASH_PATCHES:
if(foundUnlaunchInstallerVersion == v2_0 && !disableAllPatches) {
enableSoundAndSplash = !enableSoundAndSplash;
}
break;
case MAIN_MENU_SAFE_UNLAUNCH_INSTALL:
if (unlaunchInstallerFound && (choiceBox("Install unlaunch?") == YES)
if (foundUnlaunchInstallerVersion != INVALID && (choiceBox("Install unlaunch?") == YES)
&& (retailLauncherTmdPresentAndToBePatched || (choiceBox("There doesn't seem to be a launcher.tmd\nfile matcing the hwinfo file\nKeep installing?") == YES))
&& nandio_unlock_writing())
{
if(installUnlaunch(retailConsole, retailLauncherTmdPresentAndToBePatched ? retailLauncherTmdPath : NULL))
if(installUnlaunch(retailConsole, retailLauncherTmdPresentAndToBePatched ? retailLauncherTmdPath : NULL, disableAllPatches, enableSoundAndSplash))
{
messageBox("Install successful!\n");
unlaunchFound = true;

51
arm9/src/unlaunch.cpp
View File

@ -13,13 +13,6 @@ static char unlaunchInstallerBuffer[0x30000];
static const char* hnaaTmdPath = "nand:/title/00030017/484e4141/content/title.tmd";
static const char* hnaaBackupTmdPath = "nand:/title/00030017/484e4141/content/title.tmd.bak";
enum UNLAUNCH_VERSION {
v1_8,
v1_9,
v2_0,
INVALID,
};
UNLAUNCH_VERSION installerVersion{INVALID};
size_t unlaunchInstallerSize{};
@ -39,11 +32,16 @@ constexpr std::array knownUnlaunchHashes{
"15f4a36251d1408d71114019b2825fe8f5b4c8cc"_sha1, // v2.0
};
constexpr std::array blockAllPatchesOffset{
0xae74, /* 1.9 */
0xae91, /* 2.0 */
};
static bool writeUnlaunchToHNAAFolder();
bool isValidUnlaunchInstallerSize(size_t size)
{
return size == 163320 /*1.8*/ || size == 196088 /*1.9*/;
return size == 163320 /*1.8*/ || size == 196088 /*1.9, 2.0*/;
}
bool isLauncherTmdPatched(const char* path)
@ -351,7 +349,7 @@ static bool installUnlaunchProtoConsole(void)
return true;
}
bool readUnlaunchInstaller(const char* path)
static bool readUnlaunchInstaller(const char* path)
{
FILE* unlaunchInstaller = fopen(path, "rb");
if (!unlaunchInstaller)
@ -361,7 +359,7 @@ bool readUnlaunchInstaller(const char* path)
}
unlaunchInstallerSize = getFileSize(unlaunchInstaller);
if(isValidUnlaunchInstallerSize(unlaunchInstallerSize))
if(!isValidUnlaunchInstallerSize(unlaunchInstallerSize))
{
messageBox("\x1B[31mError:\x1B[33m Unlaunch installer wrong file size\n");
return false;
@ -389,7 +387,7 @@ bool readUnlaunchInstaller(const char* path)
return true;
}
bool verifyUnlaunchInstaller(void)
static bool verifyUnlaunchInstaller(void)
{
Sha1Digest digest;
swiSHA1Calc(digest.data(), unlaunchInstallerBuffer + 520, unlaunchInstallerSize);
@ -404,20 +402,39 @@ bool verifyUnlaunchInstaller(void)
return true;
}
bool patchUnlaunchInstaller(void)
static bool patchUnlaunchInstaller(bool disableAllPatches, bool enableSoundAndSplash)
{
//TODO: Apply patches
if(disableAllPatches)
{
if(installerVersion == v1_8)
{
messageBox("\x1B[31mError:\x1B[33m Unlaunch 1.8 can't be patched\n");
return false;
}
// change launcher TID from ANH to SAN so that unlaunch doesn't realize it's booting the launcher
auto patchOffset = blockAllPatchesOffset[installerVersion - 1];
const char newID[]{'S','A','N'};
memcpy((unlaunchInstallerBuffer + 520) + patchOffset, newID, 3);
}
else if (enableSoundAndSplash)
{
}
return true;
}
bool loadUnlaunchInstaller(const char* path)
UNLAUNCH_VERSION loadUnlaunchInstaller(const char* path)
{
return readUnlaunchInstaller(path) && verifyUnlaunchInstaller();
if(readUnlaunchInstaller(path) && verifyUnlaunchInstaller())
{
return installerVersion;
}
return INVALID;
}
bool installUnlaunch(bool retailConsole, const char* retailLauncherTmdPath)
bool installUnlaunch(bool retailConsole, const char* retailLauncherTmdPath, bool disableAllPatches, bool enableSoundAndSplash)
{
if (installerVersion == INVALID || !patchUnlaunchInstaller())
if (installerVersion == INVALID || !patchUnlaunchInstaller(disableAllPatches, enableSoundAndSplash))
return false;
// Treat protos differently

11
arm9/src/unlaunch.h
View File

@ -6,12 +6,19 @@
extern "C" {
#endif
typedef enum UNLAUNCH_VERSION {
v1_8,
v1_9,
v2_0,
INVALID,
} UNLAUNCH_VERSION;
bool uninstallUnlaunch(bool notProto, bool hasHNAABackup, const char* retailLauncherTmdPath);
bool installUnlaunch(bool retailConsole, const char* retailLauncherTmdPath);
bool installUnlaunch(bool retailConsole, const char* retailLauncherTmdPath, bool disableAllPatches, bool enableSoundAndSplash);
bool isLauncherTmdPatched(const char* path);
bool loadUnlaunchInstaller(const char* path);
UNLAUNCH_VERSION loadUnlaunchInstaller(const char* path);
#ifdef __cplusplus
}