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-rw-r--r--src/liblzma/common/delta_common.c66
1 files changed, 0 insertions, 66 deletions
diff --git a/src/liblzma/common/delta_common.c b/src/liblzma/common/delta_common.c
deleted file mode 100644
index acd31e14..00000000
--- a/src/liblzma/common/delta_common.c
+++ /dev/null
@@ -1,66 +0,0 @@
-///////////////////////////////////////////////////////////////////////////////
-//
-/// \file delta_common.c
-/// \brief Common stuff for Delta encoder and decoder
-//
-// Copyright (C) 2007 Lasse Collin
-//
-// This library is free software; you can redistribute it and/or
-// modify it under the terms of the GNU Lesser General Public
-// License as published by the Free Software Foundation; either
-// version 2.1 of the License, or (at your option) any later version.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-///////////////////////////////////////////////////////////////////////////////
-
-#include "delta_common.h"
-
-
-static void
-delta_coder_end(lzma_coder *coder, lzma_allocator *allocator)
-{
- lzma_next_coder_end(&coder->next, allocator);
- lzma_free(coder, allocator);
- return;
-}
-
-
-extern lzma_ret
-lzma_delta_coder_init(lzma_next_coder *next, lzma_allocator *allocator,
- const lzma_filter_info *filters, lzma_code_function code)
-{
- // Allocate memory for the decoder if needed.
- if (next->coder == NULL) {
- next->coder = lzma_alloc(sizeof(lzma_coder), allocator);
- if (next->coder == NULL)
- return LZMA_MEM_ERROR;
-
- // End function is the same for encoder and decoder.
- next->end = &delta_coder_end;
- next->coder->next = LZMA_NEXT_CODER_INIT;
- }
-
- // Coding function is different for encoder and decoder.
- next->code = code;
-
- // Set the delta distance.
- if (filters[0].options == NULL)
- return LZMA_PROG_ERROR;
- next->coder->distance = ((lzma_options_delta *)(filters[0].options))
- ->distance;
- if (next->coder->distance < LZMA_DELTA_DISTANCE_MIN
- || next->coder->distance > LZMA_DELTA_DISTANCE_MAX)
- return LZMA_HEADER_ERROR;
-
- // Initialize the rest of the variables.
- next->coder->pos = 0;
- memzero(next->coder->history, LZMA_DELTA_DISTANCE_MAX);
-
- // Initialize the next decoder in the chain, if any.
- return lzma_next_filter_init(&next->coder->next,
- allocator, filters + 1);
-}