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Added ecp_copy() (for points)

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This commit is contained in:
Manuel Pégourié-Gonnard
2012-11-02 09:40:25 +01:00
committed by Paul Bakker
parent 5179e463d5
commit 883f313516
2 changed files with 40 additions and 15 deletions
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24
library/ecp.c
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@ -26,7 +26,7 @@
/*
* References:
*
* SEC1-v2 (XXX: insert url)
* SEC1 http://www.secg.org/index.php?action=secg,docs_secg
* Guide to Elliptic Curve Cryptography - Hankerson, Menezes, Vanstone
*/
@ -57,12 +57,26 @@ void ecp_group_free( ecp_group *grp )
if( grp == NULL )
return;
mpi_free( &( grp->P ) );
mpi_free( &( grp->B ) );
mpi_free( &( grp->N ) );
ecp_point_free( &( grp->G ) );
mpi_free( &grp->P );
mpi_free( &grp->B );
ecp_point_free( &grp->G );
mpi_free( &grp->N );
}
/*
* Copy the contents of Q into P
*/
int ecp_copy( ecp_point *P, const ecp_point *Q )
{
int ret;
P->is_zero = Q->is_zero;
MPI_CHK( mpi_copy( &P->X, &Q->X ) );
MPI_CHK( mpi_copy( &P->Y, &Q->Y ) );
cleanup:
return( ret );
}
#if defined(POLARSSL_SELF_TEST)