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Fix savestates

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This commit is contained in:
zorn 2023-12-07 23:57:07 +10:00
parent 2ef16bc3c1
commit d26a35e12e
2 changed files with 13 additions and 8 deletions
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2
src/citra_libretro/CMakeLists.txt
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@ -20,8 +20,10 @@ add_library(citra_libretro SHARED
create_target_directory_groups(citra_libretro)
target_link_libraries(citra_common PRIVATE libretro)
target_link_libraries(citra_core PRIVATE libretro)
target_link_libraries(video_core PRIVATE libretro)
target_compile_definitions(citra_common PRIVATE HAVE_LIBRETRO)
target_compile_definitions(citra_core PRIVATE HAVE_LIBRETRO)
target_compile_definitions(video_core PRIVATE HAVE_LIBRETRO)
target_link_libraries(citra_libretro PRIVATE citra_common citra_core)

19
src/core/savestate.cpp
View File

@ -212,25 +212,28 @@ std::vector<u8> System::SaveStateBuffer() const {
oa&* this;
const std::string& str{sstream.str()};
const auto data = std::span<const u8>{reinterpret_cast<const u8*>(str.data()), str.size()};
auto buffer = Common::Compression::CompressDataZSTDDefault(data);
CSTHeader header{};
header.filetype = header_magic_bytes;
header.program_id = title_id;
std::string rev_bytes;
CryptoPP::StringSource(Common::g_scm_rev, true,
new CryptoPP::HexDecoder(new CryptoPP::StringSink(rev_bytes)));
CryptoPP::StringSource ss(Common::g_scm_rev, true,
new CryptoPP::HexDecoder(new CryptoPP::StringSink(rev_bytes)));
std::memcpy(header.revision.data(), rev_bytes.data(), sizeof(header.revision));
header.time = std::chrono::duration_cast<std::chrono::seconds>(
std::chrono::system_clock::now().time_since_epoch())
.count();
const std::string build_fullname = Common::g_build_fullname;
std::memset(header.build_name.data(), 0, sizeof(header.build_name));
std::memcpy(header.build_name.data(), build_fullname.c_str(),
std::min(build_fullname.length(), sizeof(header.build_name) - 1));
auto compressed = Common::Compression::CompressDataZSTDDefault(
reinterpret_cast<const u8*>(str.data()), str.size());
std::vector<u8> result((u8*)&header, (u8*)&header + sizeof(header));
std::copy(buffer.begin(), buffer.end(), std::back_inserter(result));
std::vector<u8> buffer((u8*)&header, (u8*)&header + sizeof(header));
std::copy(compressed.begin(), compressed.end(), std::back_inserter(buffer));
return buffer;
return result;
}
bool System::LoadStateBuffer(std::vector<u8> buffer) {