mirror of
https://github.com/google/brotli.git
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88 lines
2.0 KiB
C
88 lines
2.0 KiB
C
/* Copyright 2015 Google Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "./state.h"
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#include <stdlib.h>
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#include <string.h>
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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void BrotliStateInit(BrotliState* s) {
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int i;
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s->state = BROTLI_STATE_UNINITED;
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s->sub_state[0] = BROTLI_STATE_SUB_NONE;
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s->sub_state[1] = BROTLI_STATE_SUB_NONE;
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s->block_type_trees = NULL;
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s->block_len_trees = NULL;
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s->ringbuffer = NULL;
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s->context_map = NULL;
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s->context_modes = NULL;
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s->dist_context_map = NULL;
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s->context_map_slice = NULL;
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s->dist_context_map_slice = NULL;
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for (i = 0; i < 3; ++i) {
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s->hgroup[i].codes = NULL;
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s->hgroup[i].htrees = NULL;
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}
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s->code_lengths = NULL;
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s->context_map_table = NULL;
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}
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void BrotliStateCleanup(BrotliState* s) {
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int i;
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if (s->context_map_table != 0) {
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free(s->context_map_table);
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}
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if (s->code_lengths != 0) {
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free(s->code_lengths);
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}
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if (s->context_modes != 0) {
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free(s->context_modes);
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}
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if (s->context_map != 0) {
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free(s->context_map);
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}
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if (s->dist_context_map != 0) {
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free(s->dist_context_map);
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}
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for (i = 0; i < 3; ++i) {
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BrotliHuffmanTreeGroupRelease(&s->hgroup[i]);
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}
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if (s->ringbuffer != 0) {
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free(s->ringbuffer);
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}
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if (s->block_type_trees != 0) {
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free(s->block_type_trees);
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}
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if (s->block_len_trees != 0) {
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free(s->block_len_trees);
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}
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}
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#if defined(__cplusplus) || defined(c_plusplus)
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} /* extern "C" */
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#endif
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