1 files changed, 15 insertions, 0 deletions
diff --git a/lib/liboqs/src/common/pqclean_shims/fips202.c b/lib/liboqs/src/common/pqclean_shims/fips202.c
new file mode 100644
index 000000000..caf0fe659
--- /dev/null
+++ b/lib/liboqs/src/common/pqclean_shims/fips202.c
@@ -0,0 +1,15 @@
+//  SPDX-License-Identifier: MIT
+
+#include "fips202.h"
+
+void shake128_absorb_once(shake128incctx *state, const uint8_t *in, size_t inlen) {
+	shake128_inc_ctx_reset(state);
+	shake128_inc_absorb(state, in, inlen);
+	shake128_inc_finalize(state);
+}
+
+void shake256_absorb_once(shake256incctx *state, const uint8_t *in, size_t inlen) {
+	shake256_inc_ctx_reset(state);
+	shake256_inc_absorb(state, in, inlen);
+	shake256_inc_finalize(state);
+}