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Removed uncompressed size tracking from Delta encoder too.

This commit is contained in:
Lasse Collin 2007-12-11 17:08:04 +02:00
parent 3e16d51dd6
commit 918bcb0e07
1 changed files with 3 additions and 18 deletions
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21
src/liblzma/common/delta_coder.c
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@ -83,25 +83,10 @@ delta_code(lzma_coder *coder, lzma_allocator *allocator,
lzma_ret ret; lzma_ret ret;
if (coder->next.code == NULL) { if (coder->next.code == NULL) {
const size_t in_avail = in_size - *in_pos; if (!coder->is_encoder) {
if (coder->is_encoder) {
// 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 if it
// is known.
if (action == LZMA_FINISH && coder->uncompressed_size
!= LZMA_VLI_VALUE_UNKNOWN
&& coder->uncompressed_size
!= (lzma_vli)(in_avail))
return LZMA_DATA_ERROR;
} else {
// Limit in_size so that we don't copy too much. // Limit in_size so that we don't copy too much.
if ((lzma_vli)(in_avail) > coder->uncompressed_size) if ((lzma_vli)(in_size - *in_pos)
> coder->uncompressed_size)
in_size = *in_pos + (size_t)( in_size = *in_pos + (size_t)(
coder->uncompressed_size); coder->uncompressed_size);
} }