diff --git a/src/ltc/headers/tomcrypt_pk.h b/src/ltc/headers/tomcrypt_pk.h
index 49eeda5..fc196d0 100644
--- a/src/ltc/headers/tomcrypt_pk.h
+++ b/src/ltc/headers/tomcrypt_pk.h
@@ -259,7 +259,6 @@
 /** the ECC params provided */
 extern const ltc_ecc_curve ltc_ecc_curves[];
 
-int  ecc_test(void);
 void ecc_sizes(int *low, int *high);
 int  ecc_get_size(const ecc_key *key);
 
diff --git a/src/ltm/bn_mp_get_long.c b/src/ltm/bn_mp_get_long.c
index bb9bd75..7a455df 100644
--- a/src/ltm/bn_mp_get_long.c
+++ b/src/ltm/bn_mp_get_long.c
@@ -37,3 +37,7 @@
    return res;
 }
 #endif
+
+/* ref:         $Format:%D$ */
+/* git commit:  $Format:%H$ */
+/* commit time: $Format:%ai$ */
diff --git a/src/ltm/bn_mp_sqrtmod_prime.c b/src/ltm/bn_mp_sqrtmod_prime.c
index f7647b9..6502f78 100644
--- a/src/ltm/bn_mp_sqrtmod_prime.c
+++ b/src/ltm/bn_mp_sqrtmod_prime.c
@@ -4,6 +4,10 @@
  *
  * LibTomMath is a library that provides multiple-precision
  * integer arithmetic as well as number theoretic functionality.
+ *
+ * The library was designed directly after the MPI library by
+ * Michael Fromberger but has been written from scratch with
+ * additional optimizations in place.
  *
  * The library is free for all purposes without any express
  * guarantee it works.
@@ -122,3 +126,7 @@
 }
 
 #endif
+
+/* ref:         $Format:%D$ */
+/* git commit:  $Format:%H$ */
+/* commit time: $Format:%ai$ */
diff --git a/src/ltm/tommath.h b/src/ltm/tommath.h
index c6145f4..d7bff00 100644
--- a/src/ltm/tommath.h
+++ b/src/ltm/tommath.h
@@ -17,7 +17,7 @@
 #include <stdlib.h>
 #include <limits.h>
 
-#include <tommath_class.h>
+#include "tommath_class.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -204,6 +204,9 @@
 /* set to a digit */
 void mp_set(mp_int *a, mp_digit b);
 
+/* set a double */
+int mp_set_double(mp_int *a, double b);
+
 /* set a 32-bit const */
 int mp_set_int(mp_int *a, unsigned long b);
 
@@ -212,6 +215,9 @@
 
 /* set a platform dependent unsigned long long value */
 /* int mp_set_long_long(mp_int *a, unsigned long long b); */
+
+/* get a double */
+double mp_get_double(const mp_int *a);
 
 /* get a 32-bit value */
 unsigned long mp_get_int(const mp_int *a);
diff --git a/src/ltm/tommath_class.h b/src/ltm/tommath_class.h
index 1989054..234d4da 100644
--- a/src/ltm/tommath_class.h
+++ b/src/ltm/tommath_class.h
@@ -1,3 +1,15 @@
+/* LibTomMath, multiple-precision integer library -- Tom St Denis
+ *
+ * LibTomMath is a library that provides multiple-precision
+ * integer arithmetic as well as number theoretic functionality.
+ *
+ * The library was designed directly after the MPI library by
+ * Michael Fromberger but has been written from scratch with
+ * additional optimizations in place.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ */
 #if !(defined(LTM1) && defined(LTM2) && defined(LTM3))
 #if defined(LTM2)
 #   define LTM3
@@ -48,6 +60,7 @@
 #   define BN_MP_FREAD_C
 #   define BN_MP_FWRITE_C
 #   define BN_MP_GCD_C
+#   define BN_MP_GET_DOUBLE_C
 #   define BN_MP_GET_INT_C
 #   define BN_MP_GET_LONG_C
 #   define BN_MP_GET_LONG_LONG_C
@@ -105,6 +118,7 @@
 #   define BN_MP_REDUCE_SETUP_C
 #   define BN_MP_RSHD_C
 #   define BN_MP_SET_C
+#   define BN_MP_SET_DOUBLE_C
 #   define BN_MP_SET_INT_C
 #   define BN_MP_SET_LONG_C
 #   define BN_MP_SET_LONG_LONG_C
@@ -425,6 +439,10 @@
 #   define BN_MP_CLEAR_C
 #endif
 
+#if defined(BN_MP_GET_DOUBLE_C)
+#   define BN_MP_ISNEG_C
+#endif
+
 #if defined(BN_MP_GET_INT_C)
 #endif
 
@@ -833,6 +851,13 @@
 #   define BN_MP_ZERO_C
 #endif
 
+#if defined(BN_MP_SET_DOUBLE_C)
+#   define BN_MP_SET_LONG_LONG_C
+#   define BN_MP_DIV_2D_C
+#   define BN_MP_MUL_2D_C
+#   define BN_MP_ISZERO_C
+#endif
+
 #if defined(BN_MP_SET_INT_C)
 #   define BN_MP_ZERO_C
 #   define BN_MP_MUL_2D_C
@@ -1108,8 +1133,12 @@
 #   define LTM_LAST
 #endif
 
-#include <tommath_superclass.h>
-#include <tommath_class.h>
+#include "tommath_superclass.h"
+#include "tommath_class.h"
 #else
 #   define LTM_LAST
 #endif
+
+/* ref:         $Format:%D$ */
+/* git commit:  $Format:%H$ */
+/* commit time: $Format:%ai$ */
diff --git a/src/ltm/tommath_superclass.h b/src/ltm/tommath_superclass.h
index da53793..718c75d 100644
--- a/src/ltm/tommath_superclass.h
+++ b/src/ltm/tommath_superclass.h
@@ -1,3 +1,16 @@
+/* LibTomMath, multiple-precision integer library -- Tom St Denis
+ *
+ * LibTomMath is a library that provides multiple-precision
+ * integer arithmetic as well as number theoretic functionality.
+ *
+ * The library was designed directly after the MPI library by
+ * Michael Fromberger but has been written from scratch with
+ * additional optimizations in place.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ */
+
 /* super class file for PK algos */
 
 /* default ... include all MPI */
diff --git a/src/update-libtom.pl b/src/update-libtom.pl
index a42edd4..c8e7144 100755
--- a/src/update-libtom.pl
+++ b/src/update-libtom.pl
@@ -36,6 +36,8 @@
 ### get rid of bn_mp_set_long_long + bn_mp_get_long_long
 system 'rm', '-rf', "$FindBin::Bin/ltm/bn_mp_set_long_long.c";
 system 'rm', '-rf', "$FindBin::Bin/ltm/bn_mp_get_long_long.c";
+system 'rm', '-rf', "$FindBin::Bin/ltm/bn_mp_get_double.c";
+system 'rm', '-rf', "$FindBin::Bin/ltm/bn_mp_set_double.c";
 system 'sed', '-i', 's,^\(int *mp_set_long_long.*\),/* \1 */,', 'src//ltm/tommath.h';
 system 'sed', '-i', 's,^\(unsigned *long *long *mp_get_long_long.*\),/* \1 */,', 'src//ltm/tommath.h';