1 files changed, 37 insertions, 0 deletions
diff --git a/lib/passhash/bcrypt/bcrypt.h b/lib/passhash/bcrypt/bcrypt.h
new file mode 100644
index 000000000..8a6ab58ea
--- /dev/null
+++ b/lib/passhash/bcrypt/bcrypt.h
@@ -0,0 +1,37 @@
+/*
+* Bcrypt Password Hashing
+* (C) 2011 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_BCRYPT_H__
+#define BOTAN_BCRYPT_H__
+
+#include <botan/rng.h>
+
+namespace Botan {
+
+/**
+* Create a password hash using Bcrypt
+* @param password the password
+* @param rng a random number generator
+* @param work_factor how much work to do to slow down guessing attacks
+*
+* @see http://www.usenix.org/events/usenix99/provos/provos_html/
+*/
+std::string BOTAN_DLL generate_bcrypt(const std::string& password,
+                                      RandomNumberGenerator& rng,
+                                      u16bit work_factor = 10);
+
+/**
+* Check a previously created password hash
+* @param password the password to check against
+* @param hash the stored hash to check against
+*/
+bool BOTAN_DLL check_bcrypt(const std::string& password,
+                            const std::string& hash);
+
+}
+
+#endif