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https://github.com/RPCSX/rpcsx.git
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Read patchsets from compat db
This commit is contained in:
Megamouse
parent
f14d47bfe6
commit
68d411918d
6 changed files with 343 additions and 134 deletions
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@ -30,6 +30,18 @@ package_reader::package_reader(const std::string& path)
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}
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m_is_valid = read_metadata();
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if (!m_is_valid)
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{
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return;
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}
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const bool param_sfo_found = read_param_sfo();
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if (!param_sfo_found)
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{
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pkg_log.notice("PKG does not contain a PARAM.SFO");
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}
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}
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package_reader::~package_reader()
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@ -476,12 +488,11 @@ bool package_reader::decrypt_data()
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return true;
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}
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// TODO: maybe also check if VERSION matches
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package_error package_reader::check_target_app_version()
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bool package_reader::read_param_sfo()
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{
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if (!decrypt_data())
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{
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return package_error::other;
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return false;
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}
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std::vector<PKGEntry> entries(header.file_count);
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@ -500,7 +511,7 @@ package_error package_reader::check_target_app_version()
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decrypt(entry.name_offset, entry.name_size, is_psp ? PKG_AES_KEY2 : dec_key.data());
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const std::string name{ reinterpret_cast<char*>(buf.get()), entry.name_size };
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const std::string name{reinterpret_cast<char*>(buf.get()), entry.name_size};
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// We're looking for the PARAM.SFO file, if there is any
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if (name != "PARAM.SFO")
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@ -518,130 +529,143 @@ package_error package_reader::check_target_app_version()
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if (decrypt(entry.file_offset + pos, block_size, is_psp ? PKG_AES_KEY2 : dec_key.data()) != block_size)
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{
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pkg_log.error("Failed to decrypt PARAM.SFO file");
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return package_error::other;
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return false;
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}
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if (tmp.write(buf.get(), block_size) != block_size)
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{
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pkg_log.error("Failed to write to temporary PARAM.SFO file");
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return package_error::other;
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return false;
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}
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}
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tmp.seek(0);
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const auto psf = psf::load_object(tmp);
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m_psf = psf::load_object(tmp);
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const auto category = psf::get_string(psf, "CATEGORY", "");
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const auto title_id = psf::get_string(psf, "TITLE_ID", "");
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const auto app_ver = psf::get_string(psf, "APP_VER", "");
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const auto target_app_ver = psf::get_string(psf, "TARGET_APP_VER", "");
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if (category != "GD")
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{
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// We allow anything that isn't an update for now
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return package_error::no_error;
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}
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if (title_id.empty())
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{
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// Let's allow packages without ID for now
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return package_error::no_error;
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}
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if (app_ver.empty())
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{
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if (!target_app_ver.empty())
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{
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// Let's see if this case exists
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pkg_log.fatal("Trying to install an unversioned patch with a target app version (%s). Please contact a developer!", target_app_ver);
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}
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// This is probably not a version dependant patch, so we may install the package
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return package_error::no_error;
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}
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const fs::file installed_sfo_file(Emu.GetHddDir() + "game/" + std::string(title_id) + "/PARAM.SFO");
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if (!installed_sfo_file)
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{
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if (!target_app_ver.empty())
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{
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// We are unable to compare anything with the target app version
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pkg_log.error("A target app version is required (%s), but no PARAM.SFO was found for %s", target_app_ver, title_id);
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return package_error::app_version;
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}
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// There is nothing we need to compare, so we may install the package
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return package_error::no_error;
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}
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const auto installed_psf = psf::load_object(installed_sfo_file);
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const auto installed_title_id = psf::get_string(installed_psf, "TITLE_ID", "");
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const auto installed_app_ver = psf::get_string(installed_psf, "APP_VER", "");
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if (title_id != installed_title_id || installed_app_ver.empty())
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{
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// Let's allow this package for now
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return package_error::no_error;
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}
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std::add_pointer_t<char> ev0, ev1;
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const double old_version = std::strtod(installed_app_ver.data(), &ev0);
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if (installed_app_ver.data() + installed_app_ver.size() != ev0)
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{
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pkg_log.error("Failed to convert the installed app version to double (%s)", installed_app_ver);
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return package_error::other;
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}
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if (target_app_ver.empty())
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{
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// This is most likely the first patch. Let's make sure its version is high enough for the installed game.
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const double new_version = std::strtod(app_ver.data(), &ev1);
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if (app_ver.data() + app_ver.size() != ev1)
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{
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pkg_log.error("Failed to convert the package's app version to double (%s)", app_ver);
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return package_error::other;
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}
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if (new_version >= old_version)
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{
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// Yay! The patch has a higher or equal version than the installed game.
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return package_error::no_error;
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}
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pkg_log.error("The new app version (%s) is smaller than the installed app version (%s)", app_ver, installed_app_ver);
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return package_error::app_version;
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}
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// Check if the installed app version matches the target app version
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const double target_version = std::strtod(target_app_ver.data(), &ev1);
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if (target_app_ver.data() + target_app_ver.size() != ev1)
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{
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pkg_log.error("Failed to convert the package's target app version to double (%s)", target_app_ver);
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return package_error::other;
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}
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if (target_version == old_version)
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{
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// Yay! This patch is for the installed game version.
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return package_error::no_error;
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}
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pkg_log.error("The installed app version (%s) does not match the target app version (%s)", installed_app_ver, target_app_ver);
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return package_error::app_version;
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return true;
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}
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else
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{
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pkg_log.error("Failed to create temporary PARAM.SFO file");
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return false;
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}
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}
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pkg_log.error("Failed to create temporary PARAM.SFO file");
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return false;
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}
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// TODO: maybe also check if VERSION matches
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package_error package_reader::check_target_app_version()
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{
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if (!m_is_valid)
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{
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return package_error::other;
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}
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return package_error::no_error;
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const auto category = psf::get_string(m_psf, "CATEGORY", "");
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const auto title_id = psf::get_string(m_psf, "TITLE_ID", "");
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const auto app_ver = psf::get_string(m_psf, "APP_VER", "");
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const auto target_app_ver = psf::get_string(m_psf, "TARGET_APP_VER", "");
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if (category != "GD")
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{
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// We allow anything that isn't an update for now
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return package_error::no_error;
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}
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if (title_id.empty())
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{
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// Let's allow packages without ID for now
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return package_error::no_error;
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}
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if (app_ver.empty())
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{
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if (!target_app_ver.empty())
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{
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// Let's see if this case exists
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pkg_log.fatal("Trying to install an unversioned patch with a target app version (%s). Please contact a developer!", target_app_ver);
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}
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// This is probably not a version dependant patch, so we may install the package
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return package_error::no_error;
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}
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const fs::file installed_sfo_file(Emu.GetHddDir() + "game/" + std::string(title_id) + "/PARAM.SFO");
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if (!installed_sfo_file)
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{
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if (!target_app_ver.empty())
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{
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// We are unable to compare anything with the target app version
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pkg_log.error("A target app version is required (%s), but no PARAM.SFO was found for %s", target_app_ver, title_id);
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return package_error::app_version;
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}
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// There is nothing we need to compare, so we may install the package
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return package_error::no_error;
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}
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const auto installed_psf = psf::load_object(installed_sfo_file);
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const auto installed_title_id = psf::get_string(installed_psf, "TITLE_ID", "");
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const auto installed_app_ver = psf::get_string(installed_psf, "APP_VER", "");
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if (title_id != installed_title_id || installed_app_ver.empty())
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{
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// Let's allow this package for now
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return package_error::no_error;
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}
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std::add_pointer_t<char> ev0, ev1;
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const double old_version = std::strtod(installed_app_ver.data(), &ev0);
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if (installed_app_ver.data() + installed_app_ver.size() != ev0)
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{
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pkg_log.error("Failed to convert the installed app version to double (%s)", installed_app_ver);
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return package_error::other;
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}
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if (target_app_ver.empty())
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{
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// This is most likely the first patch. Let's make sure its version is high enough for the installed game.
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const double new_version = std::strtod(app_ver.data(), &ev1);
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if (app_ver.data() + app_ver.size() != ev1)
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{
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pkg_log.error("Failed to convert the package's app version to double (%s)", app_ver);
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return package_error::other;
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}
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if (new_version >= old_version)
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{
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// Yay! The patch has a higher or equal version than the installed game.
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return package_error::no_error;
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}
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pkg_log.error("The new app version (%s) is smaller than the installed app version (%s)", app_ver, installed_app_ver);
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return package_error::app_version;
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}
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// Check if the installed app version matches the target app version
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const double target_version = std::strtod(target_app_ver.data(), &ev1);
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if (target_app_ver.data() + target_app_ver.size() != ev1)
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{
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pkg_log.error("Failed to convert the package's target app version to double (%s)", target_app_ver);
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return package_error::other;
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}
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if (target_version == old_version)
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{
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// Yay! This patch is for the installed game version.
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return package_error::no_error;
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}
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pkg_log.error("The installed app version (%s) does not match the target app version (%s)", installed_app_ver, target_app_ver);
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return package_error::app_version;
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}
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bool package_reader::extract_data(atomic_t<double>& sync)
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