1 files changed, 32 insertions, 0 deletions
diff --git a/crypto/compress.c b/crypto/compress.c
new file mode 100644
index 0000000000..9048fe390c
--- /dev/null
+++ b/crypto/compress.c
@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Cryptographic API.
+ *
+ * Compression operations.
+ *
+ * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
+ */
+#include <linux/crypto.h>
+#include "internal.h"
+
+int crypto_comp_compress(struct crypto_comp *comp,
+			 const u8 *src, unsigned int slen,
+			 u8 *dst, unsigned int *dlen)
+{
+	struct crypto_tfm *tfm = crypto_comp_tfm(comp);
+
+	return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst,
+	                                                 dlen);
+}
+EXPORT_SYMBOL_GPL(crypto_comp_compress);
+
+int crypto_comp_decompress(struct crypto_comp *comp,
+			   const u8 *src, unsigned int slen,
+			   u8 *dst, unsigned int *dlen)
+{
+	struct crypto_tfm *tfm = crypto_comp_tfm(comp);
+
+	return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst,
+	                                                   dlen);
+}
+EXPORT_SYMBOL_GPL(crypto_comp_decompress);