Support for ElGamal in FFI interface

* Adds `botan_pubkey_load_elgamal' and `botan_privkey_load_elgamal'
  functions to FFI interface.
* Adds test `ffi_test_elgamal'

1 files changed, 12 insertions, 0 deletions

diff --git a/doc/manual/ffi.rst b/doc/manual/ffi.rst
index 8acbf225a..61a06718a 100644
--- a/doc/manual/ffi.rst
+++ b/doc/manual/ffi.rst
@@ -623,6 +623,18 @@ DSA specific functions
 
    Initialize a private DSA key using group parameters p, q, and g and public key y.
 
+ElGamal specific functions
+----------------------------------------
+
+.. cpp:function:: int botan_privkey_load_elgamal(botan_privkey_t* key, \
+                                     botan_mp_t p, botan_mp_t g, botan_mp_t x)
+
+   Initialize a private ElGamal key using group parameters p and g and private key x.
+
+.. cpp:function:: int botan_pubkey_load_elgamal(botan_pubkey_t* key, \
+                                     botan_mp_t p, botan_mp_t g, botan_mp_t y)
+
+   Initialize a private ElGamal key using group parameters p and g and public key y.
 
 Public Key Encryption/Decryption
 ----------------------------------------