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WFS/NAND: Better handle GID.

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This commit is contained in:
Pierre Bourdon 2017-08-06 17:11:25 +02:00
parent f8e5f4296f
commit f810f1edb2
5 changed files with 62 additions and 8 deletions
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29
Source/Core/Common/NandPaths.cpp
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@ -58,6 +58,35 @@ std::string GetTMDFileName(u64 _titleID, FromWhichRoot from)
return GetTitleContentPath(_titleID, from) + "title.tmd";
}
bool IsTitlePath(const std::string& path, FromWhichRoot from, u64* title_id)
{
std::string expected_prefix = RootUserPath(from) + "/title/";
if (!StringBeginsWith(path, expected_prefix))
{
return false;
}
// Try to find a title ID in the remaining path.
std::string subdirectory = path.substr(expected_prefix.size());
std::vector<std::string> components = SplitString(subdirectory, '/');
if (components.size() < 2)
{
return false;
}
u32 title_id_high, title_id_low;
if (!AsciiToHex(components[0], title_id_high) || !AsciiToHex(components[1], title_id_low))
{
return false;
}
if (title_id != nullptr)
{
*title_id = (static_cast<u64>(title_id_high) << 32) | title_id_low;
}
return true;
}
std::string EscapeFileName(const std::string& filename)
{
// Prevent paths from containing special names like ., .., ..., ...., and so on