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WiiSave: Use the correct length for paths

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Paths can never exceed 0x40 characters as this is the maximum length
that is allowed by IOS (and probably the common FS library too).
This commit is contained in:
Léo Lam 2018-06-01 20:25:56 +02:00
parent 8af16fdd28
commit 4df266f943
1 changed files with 6 additions and 3 deletions
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9
Source/Core/Core/HW/WiiSave.cpp
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@ -105,10 +105,12 @@ struct FileHDR
u8 permissions;
u8 attrib;
u8 type; // (1=file, 2=directory)
std::array<char, 0x45> name;
std::array<char, 0x40> name;
std::array<u8, 5> padding;
std::array<u8, 0x10> iv;
std::array<u8, 0x20> unk;
};
static_assert(sizeof(FileHDR) == 0x80, "FileHDR has an incorrect size");
#pragma pack(pop)
class Storage
@ -370,7 +372,8 @@ public:
if (type != SaveFile::Type::Directory && type != SaveFile::Type::File)
return {};
save_file.type = type;
save_file.path = file_hdr.name.data();
save_file.path =
std::string{file_hdr.name.data(), strnlen(file_hdr.name.data(), file_hdr.name.size())};
if (type == SaveFile::Type::File)
{
const u32 rounded_size = Common::AlignUp<u32>(file_hdr.size, BLOCK_SZ);
@ -419,7 +422,7 @@ public:
file_hdr.permissions = save_file.mode;
file_hdr.attrib = save_file.attributes;
file_hdr.type = static_cast<u8>(save_file.type);
if (save_file.path.length() > 0x44)
if (save_file.path.length() > file_hdr.name.size())
return false;
std::strncpy(file_hdr.name.data(), save_file.path.data(), file_hdr.name.size());