54 lines
1.0 KiB
C++
54 lines
1.0 KiB
C++
#include <exception>
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#include <stdio.h>
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#include <stdlib.h>
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#include "minilzo_extension.hpp"
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#include "minilzo/minilzo.h"
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static unsigned char wrkmem[LZO1X_1_MEM_COMPRESS];
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static bool initialized = false;
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namespace Slic3r {
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int lzo_compress(unsigned char *in, uint64_t in_len, unsigned char* out, uint64_t* out_len)
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{
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int result = 0;
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if (!initialized) {
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if (lzo_init() != LZO_E_OK)
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return LZO_E_ERROR;
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else
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initialized = true;
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}
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lzo_uint lzo_out_len = *out_len;
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result = lzo1x_1_compress(in, in_len, out, &lzo_out_len, wrkmem);
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if (result == LZO_E_OK) {
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*out_len = lzo_out_len;
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return 0;
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}
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return result;
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}
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int lzo_decompress(unsigned char *in, uint64_t in_len, unsigned char* out, uint64_t* out_len)
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{
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int result = 0;
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if (!initialized) {
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if (lzo_init() != LZO_E_OK)
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return LZO_E_ERROR;
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else
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initialized = true;
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}
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lzo_uint lzo_out_len = *out_len;
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result = lzo1x_decompress(in, in_len, out, &lzo_out_len, NULL);
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if (result == LZO_E_OK) {
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*out_len = lzo_out_len;
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return 0;
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}
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return result;
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}
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} // namespace Slic3r
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