security-and-privacy/gnupg
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changed configuration stuff, replaced some Makefile.am by distfiles.

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This commit is contained in:
Werner Koch 1997-12-23 17:30:18 +00:00
parent a112009805
commit c351df1dc5
42 changed files with 1091 additions and 220 deletions
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21
mpi/mpi-pow.c
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@ -51,6 +51,8 @@ mpi_powm( MPI res, MPI base, MPI exp, MPI mod)
mpi_ptr_t mp_marker=NULL, bp_marker=NULL, ep_marker=NULL;
mpi_ptr_t xp_marker=NULL;
int assign_rp=0;
mpi_ptr_t tspace = NULL;
mpi_size_t tsize;
esize = exp->nlimbs;
msize = mod->nlimbs;
@ -179,7 +181,23 @@ mpi_powm( MPI res, MPI base, MPI exp, MPI mod)
mpi_ptr_t tp;
mpi_size_t xsize;
mpihelp_mul_n(xp, rp, rp, rsize);
/*mpihelp_mul_n(xp, rp, rp, rsize);*/
if( rsize < KARATSUBA_THRESHOLD )
mpih_sqr_n_basecase( xp, rp, rsize );
else {
if( !tspace ) {
tsize = 2 * rsize;
tspace = mpi_alloc_limb_space( tsize, 0 );
}
else if( tsize < (2*rsize) ) {
mpi_free_limb_space( tspace );
tsize = 2 * rsize;
tspace = mpi_alloc_limb_space( tsize, 0 );
}
mpih_sqr_n( xp, rp, rsize, tspace );
}
xsize = 2 * rsize;
if( xsize > msize ) {
mpihelp_divrem(xp + msize, 0, xp, xsize, mp, msize);
@ -258,5 +276,6 @@ mpi_powm( MPI res, MPI base, MPI exp, MPI mod)
if( bp_marker ) mpi_free_limb_space( bp_marker );
if( ep_marker ) mpi_free_limb_space( ep_marker );
if( xp_marker ) mpi_free_limb_space( xp_marker );
if( tspace ) mpi_free_limb_space( tspace );
}