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author | Werner Koch <wk@gnupg.org> | 1999-01-07 17:05:44 +0000 |
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committer | Werner Koch <wk@gnupg.org> | 1999-01-07 17:05:44 +0000 |
commit | 37cdf7d88bad91e9b6d66bad7dc91082142cccc2 (patch) | |
tree | a91d15d325d26afd60e6416905de0df6b1199388 /mpi/mpi-bit.c | |
parent | af1719288e56347975b751fe1ab2384982bf8b07 (diff) | |
download | libgcrypt-37cdf7d88bad91e9b6d66bad7dc91082142cccc2.tar.gz |
See ChangeLog: Thu Jan 7 18:00:58 CET 1999 Werner Koch
Diffstat (limited to 'mpi/mpi-bit.c')
-rw-r--r-- | mpi/mpi-bit.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/mpi/mpi-bit.c b/mpi/mpi-bit.c index 8ca5c57d..227a929b 100644 --- a/mpi/mpi-bit.c +++ b/mpi/mpi-bit.c @@ -48,7 +48,19 @@ __clz_tab[] = #define A_LIMB_1 ((mpi_limb_t)1) +/**************** + * Sometimes we have MSL (most significant limbs) which are 0; + * this is for some reasons not good, so this function removes them. + */ +void +mpi_normalize( MPI a ) +{ + if( mpi_is_protected(a) ) + return; + for( ; a->nlimbs && !a->d[a->nlimbs-1]; a->nlimbs-- ) + ; +} @@ -67,6 +79,7 @@ mpi_get_nbits( MPI a ) return n; } + mpi_normalize( a ); if( a->nlimbs ) { mpi_limb_t alimb = a->d[a->nlimbs-1]; if( alimb ) |