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Make offload API compatible with static CCtx (#3854)

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* Add ZSTD_CCtxParams_registerSequenceProducer() to public API

* add unit test

* add docs to zstd.h

* nits

* Add ZSTDLIB_STATIC_API prefix

* Add asserts
This commit is contained in:
Elliot Gorokhovsky
2023-12-28 14:48:46 -05:00
committed by GitHub
parent 7cf62bc274
commit c6cabf9441
3 changed files with 87 additions and 9 deletions
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lib/compress/zstd_compress.c
+18 -5
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@@ -7084,14 +7084,27 @@ ZSTD_parameters ZSTD_getParams(int compressionLevel, unsigned long long srcSizeH
}
void ZSTD_registerSequenceProducer(
ZSTD_CCtx* zc, void* extSeqProdState,
ZSTD_CCtx* zc,
void* extSeqProdState,
ZSTD_sequenceProducer_F extSeqProdFunc
) {
assert(zc != NULL);
ZSTD_CCtxParams_registerSequenceProducer(
&zc->requestedParams, extSeqProdState, extSeqProdFunc
);
}
void ZSTD_CCtxParams_registerSequenceProducer(
ZSTD_CCtx_params* params,
void* extSeqProdState,
ZSTD_sequenceProducer_F extSeqProdFunc
) {
assert(params != NULL);
if (extSeqProdFunc != NULL) {
zc->requestedParams.extSeqProdFunc = extSeqProdFunc;
zc->requestedParams.extSeqProdState = extSeqProdState;
params->extSeqProdFunc = extSeqProdFunc;
params->extSeqProdState = extSeqProdState;
} else {
zc->requestedParams.extSeqProdFunc = NULL;
zc->requestedParams.extSeqProdState = NULL;
params->extSeqProdFunc = NULL;
params->extSeqProdState = NULL;
}
}