commit f9e9481bc5476a899027327a6dcd17f7ed2e3683
author Manuel Pégourié-Gonnard <mpg@elzevir.fr> Tue Apr 28 22:07:14 2015 +0200
committer Manuel Pégourié-Gonnard <mpg@elzevir.fr> Tue Apr 28 22:07:14 2015 +0200
tree 5e525b99669e7d382e9951d6ef5d9202d9f31644
parent c34e8dd265ea312563b7e300df2e510aa263d0ea

Split mbedtls_hmac_drbg_init() -> seed{,_buf}()

library/ecdsa.c

diff --git a/library/ecdsa.c b/library/ecdsa.c
index 0e864fc..a7dcddb 100644
--- a/library/ecdsa.c
+++ b/library/ecdsa.c
@@ -174,13 +174,13 @@
         return( MBEDTLS_ERR_ECP_BAD_INPUT_DATA );
 
     mbedtls_mpi_init( &h );
-    memset( &rng_ctx, 0, sizeof( mbedtls_hmac_drbg_context ) );
+    mbedtls_hmac_drbg_init( &rng_ctx );
 
     /* Use private key and message hash (reduced) to initialize HMAC_DRBG */
     MBEDTLS_MPI_CHK( mbedtls_mpi_write_binary( d, data, grp_len ) );
     MBEDTLS_MPI_CHK( derive_mpi( grp, &h, buf, blen ) );
     MBEDTLS_MPI_CHK( mbedtls_mpi_write_binary( &h, data + grp_len, grp_len ) );
-    mbedtls_hmac_drbg_init_buf( &rng_ctx, md_info, data, 2 * grp_len );
+    mbedtls_hmac_drbg_seed_buf( &rng_ctx, md_info, data, 2 * grp_len );
 
     ret = mbedtls_ecdsa_sign( grp, r, s, d, buf, blen,
                       mbedtls_hmac_drbg_random, &rng_ctx );