#include "common/zstd_deps.h"
#include "common/zstd_internal.h"
+#define ZSTD_FORWARD_IF_ERR(ret) \
+ do { \
+ size_t const __ret = (ret); \
+ if (ZSTD_isError(__ret)) \
+ return __ret; \
+ } while (0)
+
+static size_t zstd_cctx_init(zstd_cctx *cctx, const zstd_parameters *parameters,
+ unsigned long long pledged_src_size)
+{
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_reset(
+ cctx, ZSTD_reset_session_and_parameters));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setPledgedSrcSize(
+ cctx, pledged_src_size));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_windowLog, parameters->cParams.windowLog));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_hashLog, parameters->cParams.hashLog));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_chainLog, parameters->cParams.chainLog));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_searchLog, parameters->cParams.searchLog));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_minMatch, parameters->cParams.minMatch));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_targetLength, parameters->cParams.targetLength));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_strategy, parameters->cParams.strategy));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_contentSizeFlag, parameters->fParams.contentSizeFlag));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_checksumFlag, parameters->fParams.checksumFlag));
+ ZSTD_FORWARD_IF_ERR(ZSTD_CCtx_setParameter(
+ cctx, ZSTD_c_dictIDFlag, !parameters->fParams.noDictIDFlag));
+ return 0;
+}
+
int zstd_min_clevel(void)
{
return ZSTD_minCLevel();
size_t zstd_compress_cctx(zstd_cctx *cctx, void *dst, size_t dst_capacity,
const void *src, size_t src_size, const zstd_parameters *parameters)
{
- return ZSTD_compress_advanced(cctx, dst, dst_capacity, src, src_size, NULL, 0, *parameters);
+ ZSTD_FORWARD_IF_ERR(zstd_cctx_init(cctx, parameters, src_size));
+ return ZSTD_compress2(cctx, dst, dst_capacity, src, src_size);
}
EXPORT_SYMBOL(zstd_compress_cctx);
unsigned long long pledged_src_size, void *workspace, size_t workspace_size)
{
zstd_cstream *cstream;
- size_t ret;
if (workspace == NULL)
return NULL;
if (pledged_src_size == 0)
pledged_src_size = ZSTD_CONTENTSIZE_UNKNOWN;
- ret = ZSTD_initCStream_advanced(cstream, NULL, 0, *parameters, pledged_src_size);
- if (ZSTD_isError(ret))
+ if (ZSTD_isError(zstd_cctx_init(cstream, parameters, pledged_src_size)))
return NULL;
return cstream;