diff options
Diffstat (limited to 'upb/pb/decoder.c')
| -rw-r--r-- | upb/pb/decoder.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/upb/pb/decoder.c b/upb/pb/decoder.c index a6240ce..905fdd1 100644 --- a/upb/pb/decoder.c +++ b/upb/pb/decoder.c @@ -1,22 +1,17 @@ /* - * upb - a minimalist implementation of protocol buffers. - * - * Copyright (c) 2008-2013 Google Inc. See LICENSE for details. - * Author: Josh Haberman <jhaberman@gmail.com> - * - * This file implements a VM for the interpreted (bytecode) decoder. - * - * Bytecode must previously have been generated using the bytecode compiler in - * compile_decoder.c. This decoder then walks through the bytecode op-by-op to - * parse the input. - * - * Decoding is fully resumable; we just keep a pointer to the current bytecode - * instruction and resume from there. A fair amount of the logic here is to - * handle the fact that values can span buffer seams and we have to be able to - * be capable of suspending/resuming from any byte in the stream. This - * sometimes requires keeping a few trailing bytes from the last buffer around - * in the "residual" buffer. - */ +** upb::Decoder (Bytecode Decoder VM) +** +** Bytecode must previously have been generated using the bytecode compiler in +** compile_decoder.c. This decoder then walks through the bytecode op-by-op to +** parse the input. +** +** Decoding is fully resumable; we just keep a pointer to the current bytecode +** instruction and resume from there. A fair amount of the logic here is to +** handle the fact that values can span buffer seams and we have to be able to +** be capable of suspending/resuming from any byte in the stream. This +** sometimes requires keeping a few trailing bytes from the last buffer around +** in the "residual" buffer. +*/ #include <inttypes.h> #include <stddef.h> |