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Zero-sized compression fixes

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This commit is contained in:
Brian Fiete 2021-12-02 14:43:36 -08:00
parent 46fbba9712
commit 61222f8525
2 changed files with 10 additions and 18 deletions
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17
BeefySysLib/util/Compress.cpp
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@ -6,6 +6,8 @@
USING_NS_BF;
static TLSingleton<Array<uint8>> gCompression_TLDataReturn;
bool Compression::Compress(Span<uint8> inData, Array<uint8>& outData)
{
outData.Reserve(128);
@ -65,7 +67,7 @@ bool Compression::Decompress(Span<uint8> inData, Array<uint8>& outData)
zs.next_out = outData.mVals;
zs.avail_out = outData.mAllocSize;
inflateInit(&zs, Z_BEST_COMPRESSION);
inflateInit(&zs);
bool isDone = false;
bool hadError = false;
@ -101,8 +103,9 @@ bool Compression::Decompress(Span<uint8> inData, Array<uint8>& outData)
//////////////////////////////////////////////////////////////////////////
BF_EXPORT Span<uint8> BF_CALLTYPE Compression_Compress(void* ptr, int size)
{
Array<uint8> outData;
{
auto& outData = *gCompression_TLDataReturn.Get();
outData.Reserve(128);
if (!Compression::Compress(Span<uint8>((uint8*)ptr, size), outData))
return Span<uint8>();
uint8* outPtr = outData.mVals;
@ -112,15 +115,11 @@ BF_EXPORT Span<uint8> BF_CALLTYPE Compression_Compress(void* ptr, int size)
BF_EXPORT Span<uint8> BF_CALLTYPE Compression_Decompress(void* ptr, int size)
{
Array<uint8> outData;
auto& outData = *gCompression_TLDataReturn.Get();
outData.Reserve(128);
if (!Compression::Decompress(Span<uint8>((uint8*)ptr, size), outData))
return Span<uint8>();
uint8* outPtr = outData.mVals;
outData.mVals = NULL;
return Span<uint8>(outPtr, outData.mSize);
}
BF_EXPORT void BF_CALLTYPE Compression_Free(void* ptr)
{
delete ptr;
}