49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
#include "function.h"
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#include <blue/compress/compressor.h>
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#include <blue/compress/function.h>
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#ifdef B_COMPRESSOR_SUPPORTED_ZSTD
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extern const struct b_compression_function z__b_compression_function_zstd;
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#endif
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static const struct b_compression_function *compressor_functions[] = {
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#ifdef B_COMPRESSOR_SUPPORTED_ZSTD
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[B_COMPRESSOR_FUNCTION_ZSTD] = &z__b_compression_function_zstd,
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#endif
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};
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static const size_t nr_compressor_functions
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= sizeof compressor_functions / sizeof compressor_functions[0];
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const struct b_compression_function *b_compression_function_get_by_id(
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enum b_compression_function_id id)
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{
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if (id < 0 || id >= nr_compressor_functions) {
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return NULL;
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}
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return compressor_functions[id];
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}
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enum b_status b_compression_function_get_buffer_size(
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const struct b_compression_function *func, enum b_compressor_mode mode,
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size_t *inbuf_size, size_t *outbuf_size)
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{
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if (!func->f_buffer_size) {
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return B_ERR_NOT_SUPPORTED;
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}
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size_t in = 0, out = 0;
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enum b_status status = func->f_buffer_size(mode, &in, &out);
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if (inbuf_size) {
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*inbuf_size = in;
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}
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if (outbuf_size) {
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*outbuf_size = out;
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}
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return status;
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}
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