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-rw-r--r--include/compress.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/compress.h b/include/compress.h
index 7c90b2c..1dfba12 100644
--- a/include/compress.h
+++ b/include/compress.h
@@ -44,6 +44,10 @@ struct compressor_t {
ssize_t (*do_block)(compressor_t *cmp, const uint8_t *in, size_t size,
uint8_t *out, size_t outsize);
+ /* create another compressor just like this one, i.e.
+ with the exact same settings */
+ compressor_t *(*create_copy)(compressor_t *cmp);
+
void (*destroy)(compressor_t *stream);
};