commit d9a3f47ecd803262a1c3b527afabc8b2b54e824e
author Manuel Pégourié-Gonnard <mpg2@elzevir.fr> Tue Aug 11 14:31:03 2015 +0200
committer Manuel Pégourié-Gonnard <mpg2@elzevir.fr> Mon Sep 07 12:43:09 2015 +0200
tree be395afbedc836768f8c6057d7128ed662d9349a
parent 8489f17277af7fe2b2d03adbfb9a79860aefdc10

Add mbedtls_ecp_gen_keypair_base()

library/ecp.c

diff --git a/library/ecp.c b/library/ecp.c
index 858540b..b21e69d 100644
--- a/library/ecp.c
+++ b/library/ecp.c
@@ -1761,9 +1761,11 @@
 }
 
 /*
- * Generate a keypair
+ * Generate a keypair with configurable base point
  */
-int mbedtls_ecp_gen_keypair( mbedtls_ecp_group *grp, mbedtls_mpi *d, mbedtls_ecp_point *Q,
+int mbedtls_ecp_gen_keypair_base( mbedtls_ecp_group *grp,
+                     const mbedtls_ecp_point *G,
+                     mbedtls_mpi *d, mbedtls_ecp_point *Q,
                      int (*f_rng)(void *, unsigned char *, size_t),
                      void *p_rng )
 {
@@ -1835,7 +1837,18 @@
     if( ret != 0 )
         return( ret );
 
-    return( mbedtls_ecp_mul( grp, Q, d, &grp->G, f_rng, p_rng ) );
+    return( mbedtls_ecp_mul( grp, Q, d, G, f_rng, p_rng ) );
+}
+
+/*
+ * Generate key pair, wrapper for conventional base point
+ */
+int mbedtls_ecp_gen_keypair( mbedtls_ecp_group *grp,
+                             mbedtls_mpi *d, mbedtls_ecp_point *Q,
+                             int (*f_rng)(void *, unsigned char *, size_t),
+                             void *p_rng )
+{
+    return( mbedtls_ecp_gen_keypair_base( grp, &grp->G, d, Q, f_rng, p_rng ) );
 }
 
 /*