security-and-privacy/gnupg
security-and-privacy/gnupg
1
0
Fork 0
mirror of git://git.gnupg.org/gnupg.git synced 2025-07-02 22:46:30 +02:00
Code Activity

changed the dir layout

Browse source
This commit is contained in:
Werner Koch 1997-11-26 21:06:44 +00:00
parent 46900fbd43
commit e655f8de8d
14 changed files with 330 additions and 278 deletions
Download patch file Download diff file Expand all files Collapse all files

15
mpi/mpi-div.c
View file

@ -1,5 +1,6 @@
/* mpi-div.c - MPI functions
* Copyright (c) 1997 by Werner Koch (dd9jn)
* Copyright (C) 1994, 1996 Free Software Foundation, Inc.
*
* This file is part of G10.
*
@ -16,6 +17,14 @@
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* Note: This code is heavily based on the GNU MP Library.
* Actually it's the same code with only minor changes in the
* way the data is stored; this is to support the abstraction
* of an optional secure memory allocation which may be used
* to avoid revealing of sensitive data due to paging etc.
* The GNU MP Library itself is published under the LGPL;
* however I decided to publish this code under the plain GPL.
*/
#include <config.h>
@ -189,7 +198,7 @@ mpi_tdiv_qr( MPI quot, MPI rem, MPI num, MPI den)
/* Make sure QP and NP point to different objects. Otherwise the
* numerator would be gradually overwritten by the quotient limbs. */
if(qp == np) { /* Copy NP object to temporary space. */
np = marker[markidx++] = mpi_alloc_limb_space(nsize);
np = marker[markidx++] = mpi_alloc_limb_space(nsize,quot->secure);
MPN_COPY(np, qp, nsize);
}
}
@ -209,7 +218,7 @@ mpi_tdiv_qr( MPI quot, MPI rem, MPI num, MPI den)
/* Shift up the denominator setting the most significant bit of
* the most significant word. Use temporary storage not to clobber
* the original contents of the denominator. */
tp = marker[markidx++] = mpi_alloc_limb_space(dsize);
tp = marker[markidx++] = mpi_alloc_limb_space(dsize,den->secure);
mpihelp_lshift( tp, dp, dsize, normalization_steps );
dp = tp;
@ -230,7 +239,7 @@ mpi_tdiv_qr( MPI quot, MPI rem, MPI num, MPI den)
if( dp == rp || (quot && (dp == qp))) {
mpi_ptr_t tp;
tp = marker[markidx++] = mpi_alloc_limb_space(dsize);
tp = marker[markidx++] = mpi_alloc_limb_space(dsize, den->secure);
MPN_COPY( tp, dp, dsize );
dp = tp;
}