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#pragma once
#include <yql/essentials/public/udf/udf_helpers.h>
#include <library/cpp/streams/brotli/brotli.h>
#include <library/cpp/streams/bzip2/bzip2.h>
#include <library/cpp/streams/zstd/zstd.h>
#include <library/cpp/streams/lzma/lzma.h>
#include <library/cpp/streams/xz/decompress.h>
#include <util/stream/mem.h>
#include <util/stream/zlib.h>
#include <contrib/libs/snappy/snappy.h>
using namespace NYql::NUdf;
namespace NCompress {
SIMPLE_UDF(TGzip, char*(TAutoMap<char*>, ui8)) {
TString result;
TStringOutput output(result);
TZLibCompress compress(&output, ZLib::GZip, args[1].Get<ui8>());
compress.Write(args[0].AsStringRef());
compress.Finish();
return valueBuilder->NewString(result);
}
SIMPLE_UDF(TZlib, char*(TAutoMap<char*>, ui8)) {
TString result;
TStringOutput output(result);
TZLibCompress compress(&output, ZLib::ZLib, args[1].Get<ui8>());
compress.Write(args[0].AsStringRef());
compress.Finish();
return valueBuilder->NewString(result);
}
SIMPLE_UDF(TBrotli, char*(TAutoMap<char*>, ui8)) {
TString result;
TStringOutput output(result);
TBrotliCompress compress(&output, args[1].Get<ui8>());
compress.Write(args[0].AsStringRef());
compress.Finish();
return valueBuilder->NewString(result);
}
SIMPLE_UDF(TLzma, char*(TAutoMap<char*>, ui8)) {
TString result;
TStringOutput output(result);
TLzmaCompress compress(&output, args[1].Get<ui8>());
compress.Write(args[0].AsStringRef());
compress.Finish();
return valueBuilder->NewString(result);
}
SIMPLE_UDF(TBZip2, char*(TAutoMap<char*>, ui8)) {
TString result;
TStringOutput output(result);
TBZipCompress compress(&output, args[1].Get<ui8>());
compress.Write(args[0].AsStringRef());
compress.Finish();
return valueBuilder->NewString(result);
}
SIMPLE_UDF(TSnappy, char*(TAutoMap<char*>)) {
TString result;
const TStringRef& input = args[0].AsStringRef();
snappy::Compress(input.Data(), input.Size(), &result);
return valueBuilder->NewString(result);
}
SIMPLE_UDF(TZstd, char*(TAutoMap<char*>, ui8)) {
TString result;
TStringOutput output(result);
TZstdCompress compress(&output, args[1].Get<ui8>());
compress.Write(args[0].AsStringRef());
compress.Finish();
return valueBuilder->NewString(result);
}
}
namespace NDecompress {
SIMPLE_UDF(TGzip, char*(TAutoMap<char*>)) {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TZLibDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
}
SIMPLE_UDF(TZlib, char*(TAutoMap<char*>)) {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TZLibDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
}
SIMPLE_UDF(TBrotli, char*(TAutoMap<char*>)) {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TBrotliDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
}
SIMPLE_UDF(TLzma, char*(TAutoMap<char*>)) {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TLzmaDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
}
SIMPLE_UDF(TBZip2, char*(TAutoMap<char*>)) {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TBZipDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
}
SIMPLE_UDF(TSnappy, char*(TAutoMap<char*>)) {
TString result;
const auto& value = args->AsStringRef();
if (snappy::Uncompress(value.Data(), value.Size(), &result)) {
return valueBuilder->NewString(result);
}
ythrow yexception() << "failed to decompress message with snappy";
}
SIMPLE_UDF(TZstd, char*(TAutoMap<char*>)) {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TZstdDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
}
SIMPLE_UDF(TXz, char*(TAutoMap<char*>)) {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TXzDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
}
}
namespace NTryDecompress {
SIMPLE_UDF(TGzip, TOptional<char*>(TAutoMap<char*>)) try {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TZLibDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
} catch (const std::exception&) {
return TUnboxedValuePod();
}
SIMPLE_UDF(TZlib, TOptional<char*>(TAutoMap<char*>)) try {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TZLibDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
} catch (const std::exception&) {
return TUnboxedValuePod();
}
SIMPLE_UDF(TBrotli, TOptional<char*>(TAutoMap<char*>)) try {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TBrotliDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
} catch (const std::exception&) {
return TUnboxedValuePod();
}
SIMPLE_UDF(TLzma, TOptional<char*>(TAutoMap<char*>)) try {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TLzmaDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
} catch (const std::exception&) {
return TUnboxedValuePod();
}
SIMPLE_UDF(TBZip2, TOptional<char*>(TAutoMap<char*>)) try {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TBZipDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
} catch (const std::exception&) {
return TUnboxedValuePod();
}
SIMPLE_UDF(TSnappy, TOptional<char*>(TAutoMap<char*>)) {
TString result;
const auto& value = args->AsStringRef();
if (snappy::Uncompress(value.Data(), value.Size(), &result)) {
return valueBuilder->NewString(result);
}
return TUnboxedValuePod();
}
SIMPLE_UDF(TZstd, TOptional<char*>(TAutoMap<char*>)) try {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TZstdDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
} catch (const std::exception&) {
return TUnboxedValuePod();
}
SIMPLE_UDF(TXz, TOptional<char*>(TAutoMap<char*>)) try {
const auto& ref = args->AsStringRef();
TMemoryInput input(ref.Data(), ref.Size());
TXzDecompress decompress(&input);
return valueBuilder->NewString(decompress.ReadAll());
} catch (const std::exception&) {
return TUnboxedValuePod();
}
}
#define EXPORTED_COMPRESS_BASE_UDF TGzip, TZlib, TBrotli, TLzma, TBZip2, TSnappy, TZstd
#define EXPORTED_DECOMPRESS_BASE_UDF TGzip, TZlib, TBrotli, TLzma, TBZip2, TSnappy, TZstd, TXz
#define EXPORTED_TRY_DECOMPRESS_BASE_UDF TGzip, TZlib, TBrotli, TLzma, TBZip2, TSnappy, TZstd, TXz
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