AuroraSupport/AuroraRuntime
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[*] Disgusting locale subsystem: gross bug

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This commit is contained in:
Reece Wilson 2022-03-31 02:13:00 +01:00
parent f717511a10
commit 8002d6cba2
5 changed files with 33 additions and 13 deletions
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16
Source/Locale/Encoding/EncoderAdapter.cpp
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@ -56,13 +56,21 @@ namespace Aurora::Locale::Encoding
{
length = CountUTF8Length({in, length}, true);
auto readable = AuMin(length, utf8Max);
if (utf8 && in)
if (utf8Max)
{
AuMemcpy(utf8, in, readable);
auto readable = AuMin(length, utf8Max);
readable = CountUTF8Length({in, readable}, true);
if (utf8 && in)
{
AuMemcpy(utf8, in, readable);
}
return {readable, readable};
}
return {readable, utf8 ? readable : length};
return {length, length};
}
// never remove me. the stl and windows can't bet trusted to fail on conversion failure.

22
Source/Locale/Encoding/Encoding.cpp
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@ -27,18 +27,30 @@ namespace Aurora::Locale::Encoding
AUKN_SYM AuStreamReadWrittenPair_t DecodeUTF8(const AuMemoryViewRead &binary, AuString &out, ECodePage page)
{
auto aaa = DecodeUTF8(binary, {}, page);
out.resize(aaa.second);
if (!AuTryResize(out, aaa.second))
{
return {};
}
auto ret = DecodeUTF8(binary, Memory::MemoryViewWrite(out.data(), out.size()), page);
out.resize(ret.second);
if (!AuTryResize(out, aaa.second))
{
return {};
}
return ret;
}
AuStreamReadWrittenPair_t DecodeUTF8(void *binary, AuUInt32 binaryLength, AuString &out, ECodePage page)
{
auto aaa = DecodeUTF8(Memory::MemoryViewRead(binary, binaryLength), {}, page);
out.resize(aaa.second);
if (!AuTryResize(out, aaa.second))
{
return {};
}
auto ret = DecodeUTF8(Memory::MemoryViewRead(binary, binaryLength), Memory::MemoryViewWrite(out.data(), out.size()), page);
out.resize(ret.second);
if (!AuTryResize(out, aaa.second))
{
return {};
}
return ret;
}
@ -56,7 +68,7 @@ namespace Aurora::Locale::Encoding
/// Endian swap
AUKN_SYM void SwapUTF32(const Memory::MemoryViewWrite &utf32)
AUKN_SYM void SwapUTF32(const AuMemoryViewWrite &utf32)
{
UTF32::SwapU32(utf32.Begin<AuUInt32>(), utf32.ToCount<AuUInt32>());
}

2
Source/Locale/Encoding/UTFn/AuUTF16.hpp
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@ -14,7 +14,7 @@ namespace Aurora::Locale::Encoding::UTF16
static void SwapU16(void *base, AuUInt32 count)
{
count *= 2;
for (int i = 0; i < count; i += 2)
for (AuUInt32 i = 0; i < count; i += 2)
{
AuWriteU16BE(base, i, AuReadU16LE(base, i));
}

2
Source/Locale/Encoding/UTFn/AuUTF32.hpp
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@ -12,7 +12,7 @@ namespace Aurora::Locale::Encoding::UTF32
static void SwapU32(void *base, AuUInt32 count)
{
count *= 4;
for (int i = 0; i < count; i += 4)
for (AuUInt32 i = 0; i < count; i += 4)
{
AuWriteU32BE(base, i, AuReadU32LE(base, i));
}

4
Source/Locale/Encoding/UTFn/AuUTF8.hpp
View File

@ -97,7 +97,7 @@ namespace Aurora::Locale::Encoding::UTF8
bool bUpdate = cp;
while ((it < end) && // can consooooome
(bUpdate && cp < cpEnd))
((bUpdate && cp < cpEnd) || !bUpdate))
{
AuUInt32 c = 0;
if (*it <= 0x7FU)
@ -122,7 +122,7 @@ namespace Aurora::Locale::Encoding::UTF8
return false;
}
if ((end - it) < nby)
if (AuUInt(end - it) < AuUInt(nby))
{
return false;
}