1 files changed, 52 insertions, 0 deletions
diff --git a/comm/third_party/botan/src/lib/passhash/passhash9/passhash9.h b/comm/third_party/botan/src/lib/passhash/passhash9/passhash9.h
new file mode 100644
index 0000000000..b312cb1bf9
--- /dev/null
+++ b/comm/third_party/botan/src/lib/passhash/passhash9/passhash9.h
@@ -0,0 +1,52 @@
+/*
+* Passhash9 Password Hashing
+* (C) 2010 Jack Lloyd
+*
+* Botan is released under the Simplified BSD License (see license.txt)
+*/
+
+#ifndef BOTAN_PASSHASH9_H_
+#define BOTAN_PASSHASH9_H_
+
+#include <botan/types.h>
+#include <string>
+
+namespace Botan {
+
+class RandomNumberGenerator;
+
+/**
+* Create a password hash using PBKDF2
+* @param password the password
+* @param rng a random number generator
+* @param work_factor how much work to do to slow down guessing attacks
+* @param alg_id specifies which PRF to use with PBKDF2
+*        0 is HMAC(SHA-1)
+*        1 is HMAC(SHA-256)
+*        2 is CMAC(Blowfish)
+*        3 is HMAC(SHA-384)
+*        4 is HMAC(SHA-512)
+*        all other values are currently undefined
+*/
+std::string BOTAN_PUBLIC_API(2,0) generate_passhash9(const std::string& password,
+                                         RandomNumberGenerator& rng,
+                                         uint16_t work_factor = 15,
+                                         uint8_t alg_id = 4);
+
+/**
+* Check a previously created password hash
+* @param password the password to check against
+* @param hash the stored hash to check against
+*/
+bool BOTAN_PUBLIC_API(2,0) check_passhash9(const std::string& password,
+                               const std::string& hash);
+
+/**
+* Check if the PRF used with PBKDF2 is supported
+* @param alg_id alg_id used in generate_passhash9()
+*/
+bool BOTAN_PUBLIC_API(2,3) is_passhash9_alg_supported(uint8_t alg_id);
+
+}
+
+#endif