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-rw-r--r--firmware/2lib/include/2api.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/firmware/2lib/include/2api.h b/firmware/2lib/include/2api.h
index f228fb30..d8349831 100644
--- a/firmware/2lib/include/2api.h
+++ b/firmware/2lib/include/2api.h
@@ -683,4 +683,20 @@ int vb2ex_hwcrypto_digest_extend(const uint8_t *buf, uint32_t size);
*/
int vb2ex_hwcrypto_digest_finalize(uint8_t *digest, uint32_t digest_size);
+/**
+ * Calculate the digest of a buffer and store the result.
+ *
+ * @param buf Data to hash
+ * @param size Length of data in bytes
+ * @param hash_alg Hash algorithm
+ * @param digest Destination for digest
+ * @param digest_size Length of digest buffer in bytes.
+ * @return VB2_SUCCESS, or non-zero on error.
+ */
+int vb2api_digest_buffer(const uint8_t *buf,
+ uint32_t size,
+ enum vb2_hash_algorithm hash_alg,
+ uint8_t *digest,
+ uint32_t digest_size);
+
#endif /* VBOOT_2_API_H_ */