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| author | Werner Koch <[email protected]> | 1999-04-18 08:18:52 +0000 |
|---|---|---|
| committer | Werner Koch <[email protected]> | 1999-04-18 08:18:52 +0000 |
| commit | 1feae2011ccd122ffb9a8f28013a13e57fc0b4fd (patch) | |
| tree | 981a2000ffe3b4349bf3f2b8dbe845a60c15c95a /mpi/mpih-mul.c | |
| parent | See ChangeLog: Fri Apr 9 12:26:25 CEST 1999 Werner Koch (diff) | |
| download | gnupg-1feae2011ccd122ffb9a8f28013a13e57fc0b4fd.tar.gz gnupg-1feae2011ccd122ffb9a8f28013a13e57fc0b4fd.zip | |
See ChangeLog: Sun Apr 18 10:11:28 CEST 1999 Werner Koch
Diffstat (limited to 'mpi/mpih-mul.c')
| -rw-r--r-- | mpi/mpih-mul.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/mpi/mpih-mul.c b/mpi/mpih-mul.c index b457a0b5f..7707c0e30 100644 --- a/mpi/mpih-mul.c +++ b/mpi/mpih-mul.c @@ -1,6 +1,5 @@ /* mpihelp-mul.c - MPI helper functions - * Copyright (C) 1998 Free Software Foundation, Inc. - * Copyright (C) 1994, 1996 Free Software Foundation, Inc. + * Copyright (C) 1994, 1996, 1998, 1999 Free Software Foundation, Inc. * * This file is part of GnuPG. * @@ -346,14 +345,15 @@ mpih_sqr_n( mpi_ptr_t prodp, mpi_ptr_t up, mpi_size_t size, mpi_ptr_t tspace) void mpihelp_mul_n( mpi_ptr_t prodp, mpi_ptr_t up, mpi_ptr_t vp, mpi_size_t size) { - /* FIXME: mpi_alloc_limb_space, secure arg is wrong! */ + int secure; if( up == vp ) { if( size < KARATSUBA_THRESHOLD ) mpih_sqr_n_basecase( prodp, up, size ); else { mpi_ptr_t tspace; - tspace = mpi_alloc_limb_space( 2 * size, 0 ); + secure = m_is_secure( up ); + tspace = mpi_alloc_limb_space( 2 * size, secure ); mpih_sqr_n( prodp, up, size, tspace ); mpi_free_limb_space( tspace ); } @@ -363,7 +363,8 @@ mpihelp_mul_n( mpi_ptr_t prodp, mpi_ptr_t up, mpi_ptr_t vp, mpi_size_t size) mul_n_basecase( prodp, up, vp, size ); else { mpi_ptr_t tspace; - tspace = mpi_alloc_limb_space( 2 * size, 0 ); + secure = m_is_secure( up ) || m_is_secure( vp ); + tspace = mpi_alloc_limb_space( 2 * size, secure ); mul_n (prodp, up, vp, size, tspace); mpi_free_limb_space( tspace ); } @@ -436,16 +437,16 @@ mpihelp_mul( mpi_ptr_t prodp, mpi_ptr_t up, mpi_size_t usize, return cy; } - /* FIXME: mpi_alloc_limb_space, secure arg is wrong! */ - tspace = mpi_alloc_limb_space( 2 * vsize, 0 ); + tspace = mpi_alloc_limb_space( 2 * vsize, + m_is_secure( up ) || m_is_secure( vp ) ); MPN_MUL_N_RECURSE( prodp, up, vp, vsize, tspace ); prodp += vsize; up += vsize; usize -= vsize; if( usize >= vsize ) { - /* FIXME: mpi_alloc_limb_space, secure arg is wrong! */ - mpi_ptr_t tp = mpi_alloc_limb_space( 2 * vsize, 0 ); + mpi_ptr_t tp = mpi_alloc_limb_space( 2 * vsize, m_is_secure( up ) + || m_is_secure( vp ) ); do { MPN_MUL_N_RECURSE( tp, up, vp, vsize, tspace ); cy = mpihelp_add_n( prodp, prodp, tp, vsize ); |