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PiperOrigin-RevId: 599151099
This commit is contained in:
Snappy Team
2024-01-17 14:15:50 +00:00
committed by Danila Kutenin
parent f0b0c9b8ce
commit 8bf2640823
1 changed files with 5 additions and 4 deletions
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snappy.cc
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@@ -74,7 +74,6 @@
#include <cstdint> #include <cstdint>
#include <cstdio> #include <cstdio>
#include <cstring> #include <cstring>
#include <memory>
#include <string> #include <string>
#include <utility> #include <utility>
#include <vector> #include <vector>
@@ -1656,13 +1655,14 @@ size_t Compress(Source* reader, Sink* writer) {
uint16_t* table = wmem.GetHashTable(num_to_read, &table_size); uint16_t* table = wmem.GetHashTable(num_to_read, &table_size);
// Compress input_fragment and append to dest // Compress input_fragment and append to dest
int max_output = MaxCompressedLength(num_to_read); const int max_output = MaxCompressedLength(num_to_read);
// Need a scratch buffer for the output, in case the byte sink doesn't
// have room for us directly.
// Since we encode kBlockSize regions followed by a region // Since we encode kBlockSize regions followed by a region
// which is <= kBlockSize in length, a previously allocated // which is <= kBlockSize in length, a previously allocated
// scratch_output[] region is big enough for this iteration. // scratch_output[] region is big enough for this iteration.
// Need a scratch buffer for the output, in case the byte sink doesn't
// have room for us directly.
char* dest = writer->GetAppendBuffer(max_output, wmem.GetScratchOutput()); char* dest = writer->GetAppendBuffer(max_output, wmem.GetScratchOutput());
char* end = internal::CompressFragment(fragment, fragment_size, dest, table, char* end = internal::CompressFragment(fragment, fragment_size, dest, table,
table_size); table_size);
@@ -1674,6 +1674,7 @@ size_t Compress(Source* reader, Sink* writer) {
} }
Report(token, "snappy_compress", written, uncompressed_size); Report(token, "snappy_compress", written, uncompressed_size);
return written; return written;
} }