1 files changed, 35 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/prov/commoncrypto/commoncrypto_utils.h b/comm/third_party/botan/src/lib/prov/commoncrypto/commoncrypto_utils.h
new file mode 100644
index 0000000000..c20f0d81d7
--- /dev/null
+++ b/comm/third_party/botan/src/lib/prov/commoncrypto/commoncrypto_utils.h
@@ -0,0 +1,35 @@
+/*
+* Utils for calling CommonCrypto
+* (C) 2018 Jose Pereira
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_INTERNAL_COMMONCRYPTO_UTILS_H_
+#define BOTAN_INTERNAL_COMMONCRYPTO_UTILS_H_
+
+#include <botan/sym_algo.h>
+
+#include <CommonCrypto/CommonCrypto.h>
+
+namespace Botan {
+
+struct CommonCryptor_Opts
+   {
+   CCAlgorithm algo;
+   CCMode mode;
+   CCPadding padding;
+   size_t block_size;
+   Key_Length_Specification key_spec{0};
+   };
+
+CommonCryptor_Opts commoncrypto_opts_from_algo_name(const std::string& algo_name);
+CommonCryptor_Opts commoncrypto_opts_from_algo(const std::string& algo);
+
+void commoncrypto_adjust_key_size(const uint8_t key[], size_t length,
+                                  const CommonCryptor_Opts& opts, secure_vector<uint8_t>& full_key);
+
+
+}
+
+#endif