diff options
Diffstat (limited to 'src/liblzma/common')
| -rw-r--r-- | src/liblzma/common/copy_coder.c | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/src/liblzma/common/copy_coder.c b/src/liblzma/common/copy_coder.c index 41f327d1..0bd674f6 100644 --- a/src/liblzma/common/copy_coder.c +++ b/src/liblzma/common/copy_coder.c @@ -42,33 +42,12 @@ copy_encode(lzma_coder *coder, lzma_allocator *allocator, in, in_pos, in_size, out, out_pos, out_size, action); - // If we get here, we are the last filter in the chain. - assert(coder->uncompressed_size <= LZMA_VLI_VALUE_MAX); - - const size_t in_avail = in_size - *in_pos; - - // Check that we don't have too much input. - if ((lzma_vli)(in_avail) > coder->uncompressed_size) - return LZMA_DATA_ERROR; - - // Check that once LZMA_FINISH has been given, the amount of input - // matches uncompressed_size, which is always known. - if (action == LZMA_FINISH - && coder->uncompressed_size != (lzma_vli)(in_avail)) - return LZMA_DATA_ERROR; - // We are the last coder in the chain. // Just copy as much data as possible. - const size_t in_used = bufcpy( - in, in_pos, in_size, out, out_pos, out_size); - - // Update uncompressed_size if it is known. - if (coder->uncompressed_size != LZMA_VLI_VALUE_UNKNOWN) - coder->uncompressed_size -= in_used; + bufcpy(in, in_pos, in_size, out, out_pos, out_size); // LZMA_SYNC_FLUSH and LZMA_FINISH are the same thing for us. - if ((action != LZMA_RUN && *in_pos == in_size) - || coder->uncompressed_size == 0) + if (action != LZMA_RUN && *in_pos == in_size) return LZMA_STREAM_END; return LZMA_OK; |