diff options
Diffstat (limited to 'src/liblzma/simple/simple_coder.c')
| -rw-r--r-- | src/liblzma/simple/simple_coder.c | 29 |
1 files changed, 4 insertions, 25 deletions
diff --git a/src/liblzma/simple/simple_coder.c b/src/liblzma/simple/simple_coder.c index e9674308..078f1b95 100644 --- a/src/liblzma/simple/simple_coder.c +++ b/src/liblzma/simple/simple_coder.c @@ -23,11 +23,7 @@ #include "simple_private.h" -/// Copied or encodes/decodes more data to out[]. Checks and updates -/// uncompressed_size when we are the last coder in the chain. -/// If we aren't the last filter in the chain, we don't need to care about -/// uncompressed size, since we don't change it; the next filter in the -/// chain will check it anyway. +/// Copied or encodes/decodes more data to out[]. static lzma_ret copy_or_code(lzma_coder *coder, lzma_allocator *allocator, const uint8_t *restrict in, size_t *restrict in_pos, @@ -37,28 +33,12 @@ copy_or_code(lzma_coder *coder, lzma_allocator *allocator, assert(!coder->end_was_reached); if (coder->next.code == NULL) { - const size_t in_avail = in_size - *in_pos; - - if (!coder->is_encoder) { - // Limit in_size so that we don't copy too much. - if ((lzma_vli)(in_avail) > coder->uncompressed_size) - in_size = *in_pos + (size_t)( - coder->uncompressed_size); - } - - const size_t out_start = *out_pos; bufcpy(in, in_pos, in_size, out, out_pos, out_size); // Check if end of stream was reached. - if (coder->is_encoder) { - if (action == LZMA_FINISH && *in_pos == in_size) - coder->end_was_reached = true; - } else if (coder->uncompressed_size - != LZMA_VLI_VALUE_UNKNOWN) { - coder->uncompressed_size -= *out_pos - out_start; - if (coder->uncompressed_size == 0) - coder->end_was_reached = true; - } + if (coder->is_encoder && action == LZMA_FINISH + && *in_pos == in_size) + coder->end_was_reached = true; } else { // Call the next coder in the chain to provide us some data. @@ -283,7 +263,6 @@ lzma_simple_coder_init(lzma_next_coder *next, lzma_allocator *allocator, // Reset variables. next->coder->is_encoder = is_encoder; next->coder->end_was_reached = false; - next->coder->uncompressed_size = filters[0].uncompressed_size; next->coder->pos = 0; next->coder->filtered = 0; next->coder->size = 0; |