Remove the Subblock filter code for now.

The spec isn't finished and the code didn't compile anymore.
It won't be included in XZ Utils 5.0.0. It's easy to get it
back once the spec is done.

1 files changed, 0 insertions, 70 deletions

diff --git a/src/liblzma/subblock/subblock_decoder_helper.c b/src/liblzma/subblock/subblock_decoder_helper.c
deleted file mode 100644
index 2a864edd..00000000
--- a/src/liblzma/subblock/subblock_decoder_helper.c
+++ /dev/null
@@ -1,70 +0,0 @@
-///////////////////////////////////////////////////////////////////////////////
-//
-/// \file       subblock_decoder_helper.c
-/// \brief      Helper filter for the Subblock decoder
-///
-/// This filter is used to indicate End of Input for subfilters needing it.
-//
-//  Author:     Lasse Collin
-//
-//  This file has been put into the public domain.
-//  You can do whatever you want with this file.
-//
-///////////////////////////////////////////////////////////////////////////////
-
-#include "subblock_decoder_helper.h"
-
-
-struct lzma_coder_s {
-	const lzma_options_subblock_helper *options;
-};
-
-
-static lzma_ret
-helper_decode(lzma_coder *coder,
-		lzma_allocator *allocator lzma_attribute((unused)),
-		const uint8_t *restrict in, size_t *restrict in_pos,
-		size_t in_size, uint8_t *restrict out,
-		size_t *restrict out_pos, size_t out_size,
-		lzma_action action lzma_attribute((unused)))
-{
-	// If end_was_reached is true, we cannot have any input.
-	assert(!coder->options->end_was_reached || *in_pos == in_size);
-
-	// We can safely copy as much as possible, because we are never
-	// given more data than a single Subblock Data field.
-	lzma_bufcpy(in, in_pos, in_size, out, out_pos, out_size);
-
-	// Return LZMA_STREAM_END when instructed so by the Subblock decoder.
-	return coder->options->end_was_reached ? LZMA_STREAM_END : LZMA_OK;
-}
-
-
-static void
-helper_end(lzma_coder *coder, lzma_allocator *allocator)
-{
-	lzma_free(coder, allocator);
-	return;
-}
-
-
-extern lzma_ret
-lzma_subblock_decoder_helper_init(lzma_next_coder *next,
-		lzma_allocator *allocator, const lzma_filter_info *filters)
-{
-	// This is always the last filter in the chain.
-	assert(filters[1].init == NULL);
-
-	if (next->coder == NULL) {
-		next->coder = lzma_alloc(sizeof(lzma_coder), allocator);
-		if (next->coder == NULL)
-			return LZMA_MEM_ERROR;
-
-		next->code = &helper_decode;
-		next->end = &helper_end;
-	}
-
-	next->coder->options = filters[0].options;
-
-	return LZMA_OK;
-}