diff options
Diffstat (limited to 'lib/Support/Compressor.cpp')
-rw-r--r-- | lib/Support/Compressor.cpp | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/lib/Support/Compressor.cpp b/lib/Support/Compressor.cpp index 886dd7c299..43e85495a1 100644 --- a/lib/Support/Compressor.cpp +++ b/lib/Support/Compressor.cpp @@ -18,15 +18,14 @@ #include <cassert> #include <string> #include "bzip2/bzlib.h" - -namespace { +using namespace llvm; enum CompressionTypes { COMP_TYPE_NONE = '0', COMP_TYPE_BZIP2 = '2', }; -inline int getdata(char*& buffer, unsigned& size, +static int getdata(char*& buffer, unsigned& size, llvm::Compressor::OutputDataCallback* cb, void* context) { buffer = 0; size = 0; @@ -54,11 +53,11 @@ struct NULLCOMP_stream { uint64_t output_count; // Total count of output bytes }; -void NULLCOMP_init(NULLCOMP_stream* s) { +static void NULLCOMP_init(NULLCOMP_stream* s) { s->output_count = 0; } -bool NULLCOMP_compress(NULLCOMP_stream* s) { +static bool NULLCOMP_compress(NULLCOMP_stream* s) { assert(s && "Invalid NULLCOMP_stream"); assert(s->next_in != 0); assert(s->next_out != 0); @@ -82,7 +81,7 @@ bool NULLCOMP_compress(NULLCOMP_stream* s) { } } -bool NULLCOMP_decompress(NULLCOMP_stream* s) { +static bool NULLCOMP_decompress(NULLCOMP_stream* s) { assert(s && "Invalid NULLCOMP_stream"); assert(s->next_in != 0); assert(s->next_out != 0); @@ -106,9 +105,11 @@ bool NULLCOMP_decompress(NULLCOMP_stream* s) { } } -void NULLCOMP_end(NULLCOMP_stream* strm) { +static void NULLCOMP_end(NULLCOMP_stream* strm) { } +namespace { + /// This structure is only used when a bytecode file is compressed. /// As bytecode is being decompressed, the memory buffer might need /// to be reallocated. The buffer allocation is handled in a callback @@ -170,6 +171,11 @@ struct BufferContext { } }; +} // end anonymous namespace + + +namespace { + // This structure retains the context when compressing the bytecode file. The // WriteCompressedData function below uses it to keep track of the previously // filled chunk of memory (which it writes) and how many bytes have been @@ -233,9 +239,7 @@ struct WriterContext { std::ostream* Out; // The stream we write the data to. }; -} - -namespace llvm { +} // end anonymous namespace // Compress in one of three ways uint64_t Compressor::compress(const char* in, unsigned size, @@ -460,6 +464,4 @@ Compressor::decompressToStream(const char*in, unsigned size, std::ostream& out){ return zipSize; } -} - // vim: sw=2 ai |