mirror of
https://github.com/wiiu-env/PayloadLoaderInstaller.git
synced 2024-11-13 05:35:06 +01:00
Backup application files before patches
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parent
3dc8316f17
commit
a7ab305e39
@ -129,6 +129,8 @@ void ApplicationState::render() {
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}
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} else if (this->state == STATE_INSTALL_STARTED) {
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WiiUScreen::drawLine("Installing...");
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} else if (this->state == STATE_INSTALL_BACKUP) {
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WiiUScreen::drawLine("... backing up files");
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} else if (this->state == STATE_INSTALL_FST) {
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WiiUScreen::drawLine("... patching title.fst");
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} else if (this->state == STATE_INSTALL_COS) {
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@ -233,7 +235,15 @@ void ApplicationState::update(Input *input) {
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return;
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}
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} else if (this->state == STATE_INSTALL_STARTED) {
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this->state = STATE_INSTALL_FST;
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this->state = STATE_INSTALL_BACKUP;
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} else if (this->state == STATE_INSTALL_BACKUP) {
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auto result = InstallerService::backupAppFiles(this->appInfo->path);
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if (result != InstallerService::SUCCESS) {
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setError(ERROR_INSTALLER_ERROR);
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this->installerError = result;
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} else {
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this->state = STATE_INSTALL_FST;
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}
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} else if (this->state == STATE_INSTALL_FST) {
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auto result = InstallerService::patchFST(this->appInfo->path, this->appInfo->fstHash);
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if (result != InstallerService::SUCCESS) {
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@ -26,6 +26,7 @@ public:
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STATE_INSTALL_NO_COLDBOOT_ALLOWED,
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STATE_INSTALL_CONFIRM_DIALOG,
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STATE_INSTALL_STARTED,
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STATE_INSTALL_BACKUP,
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STATE_INSTALL_FST,
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STATE_INSTALL_COS,
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STATE_INSTALL_RPX,
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@ -317,6 +317,41 @@ std::string InstallerService::ErrorMessage(InstallerService::eResults error) {
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}
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InstallerService::eResults InstallerService::backupAppFiles(const std::string &path) {
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std::string backupList[][2] = {
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{"/code/title.fst", "/content/title.fst.bak"},
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{"/code/cos.xml", "/content/cos.xml.bak" },
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{"/code/safe.rpx", "/content/safe.rpx.bak" },
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};
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for (auto &backupOp : backupList) {
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std::string backupSrc = path + backupOp[0];
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std::string backupDst = path + backupOp[1];
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if (FSUtils::CheckFile(backupDst.c_str())) {
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DEBUG_FUNCTION_LINE("Already backed up: %s", backupSrc.c_str());
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continue;
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}
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if (!FSUtils::copyFile(backupSrc, backupDst)) {
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DEBUG_FUNCTION_LINE("Failed to copy files");
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return FAILED_TO_COPY_FILES;
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}
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std::string srcHash = Utils::hashFile(backupSrc);
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std::string dstHash = Utils::hashFile(backupDst);
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if (srcHash != dstHash) {
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::remove(backupDst.c_str());
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DEBUG_FUNCTION_LINE("Hashes do not match. %s %s", srcHash.c_str(), dstHash.c_str());
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return FAILED_TO_CHECK_HASH_COPIED_FILES;
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}
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}
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DEBUG_FUNCTION_LINE("Successfully backed up app files");
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return SUCCESS;
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}
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InstallerService::eResults InstallerService::patchFST(const std::string &path, const char *fstHash) {
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std::string fstFilePath = path + "/code/title.fst";
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std::string fstBackupFilePath = path + "/code/backup.fst";
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@ -43,6 +43,8 @@ public:
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return false;
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}
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static eResults backupAppFiles(const std::string &path);
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static eResults patchCOS(const std::string &path, char *hash);
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static eResults checkCOS(const std::string &path, char *hash);
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@ -79,4 +81,4 @@ private:
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static bool patchCOSXMLData(pugi::xml_document *doc);
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static eResults checkFileHash(const std::string &filePath, const std::string &hash);
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};
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};
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