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FS/ExtData: Use the ExtSaveDataArchivePath structure instead of reinterpret_cast.

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This commit is contained in:
Subv 2017-12-09 00:17:43 -05:00
parent 37cb18358b
commit b54e278eeb
1 changed files with 12 additions and 19 deletions
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31
src/core/file_sys/archive_extsavedata.cpp
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@ -141,10 +141,12 @@ static_assert(sizeof(ExtSaveDataArchivePath) == 12, "Incorrect path size");
std::string GetExtSaveDataPath(const std::string& mount_point, const Path& path) {
std::vector<u8> vec_data = path.AsBinary();
const u32* data = reinterpret_cast<const u32*>(vec_data.data());
u32 save_low = data[1];
u32 save_high = data[2];
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_high, save_low);
ExtSaveDataArchivePath path_data;
std::memcpy(&path_data, vec_data.data(), sizeof(path_data));
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), path_data.save_high,
path_data.save_low);
}
std::string GetExtDataContainerPath(const std::string& mount_point, bool shared) {
@ -156,22 +158,13 @@ std::string GetExtDataContainerPath(const std::string& mount_point, bool shared)
}
Path ConstructExtDataBinaryPath(u32 media_type, u32 high, u32 low) {
std::vector<u8> binary_path;
binary_path.reserve(12);
ExtSaveDataArchivePath path;
path.media_type = media_type;
path.save_high = high;
path.save_low = low;
// Append each word byte by byte
// The first word is the media type
for (unsigned i = 0; i < 4; ++i)
binary_path.push_back((media_type >> (8 * i)) & 0xFF);
// Next is the low word
for (unsigned i = 0; i < 4; ++i)
binary_path.push_back((low >> (8 * i)) & 0xFF);
// Next is the high word
for (unsigned i = 0; i < 4; ++i)
binary_path.push_back((high >> (8 * i)) & 0xFF);
std::vector<u8> binary_path(sizeof(path));
std::memcpy(binary_path.data(), &path, binary_path.size());
return {binary_path};
}