57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
// Copyright 2022-2023 Beken
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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#include <os/os.h>
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#include <os/mem.h>
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#if (CONFIG_LZMA1900 | CONFIG_LZMA2301)
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#include "lzma.h"
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#endif
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#include "decompress.h"
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uint8_t *decompress_in_memory(uint8_t *src, uint32_t src_len, decompress_type_t decompressor)
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{
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uint8_t *dest = NULL;
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switch (decompressor) {
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case DECOMPRESS_BY_LZMA:
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#if (CONFIG_LZMA1900 | CONFIG_LZMA2301)
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{
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size_t uncomp_size = *((size_t *)(src + 5));
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dest = (uint8_t *)os_malloc(uncomp_size);
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int ret = bk_lzma_decode(src, src_len, dest, uncomp_size);
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if (ret) {
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DEC_LOGE("lzma error code : %d \r\n", ret);
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os_free(dest);
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dest = NULL;
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}
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return dest;
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}
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#endif
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break;
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default:
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DEC_LOGE("unknown decompressor !!! \r\n");
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break;
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}
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if (dest == NULL) {
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DEC_LOGE("decompress failed or no decompressor loaded");
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}
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return dest;
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} |