mpi: Add mpi_set_bit_cond.

* mpi/mpiutil.c (_gcry_mpi_set_bit_cond): New.
* src/mpi.h (mpi_set_bit_cond): New macro.
(_gcry_mpi_set_bit_cond): New.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/mpi.h b/src/mpi.h
index 39312fc3..9e234eff 100644
--- a/src/mpi.h
+++ b/src/mpi.h
@@ -121,6 +121,7 @@ void _gcry_mpi_immutable_failed (void);
 #define mpi_const(n)          _gcry_mpi_const ((n))
 #define mpi_swap_cond(a,b,sw)  _gcry_mpi_swap_cond ((a),(b),(sw))
 #define mpi_set_cond(w,u,set)  _gcry_mpi_set_cond ((w),(u),(set))
+#define mpi_set_bit_cond(a,n,set) _gcry_mpi_set_bit_cond ((a),(n),(set))
 
 void _gcry_mpi_clear( gcry_mpi_t a );
 gcry_mpi_t _gcry_mpi_set_cond (gcry_mpi_t w, const gcry_mpi_t u,
@@ -130,6 +131,7 @@ gcry_mpi_t  _gcry_mpi_alloc_set_ui( unsigned long u);
 void _gcry_mpi_m_check( gcry_mpi_t a );
 void _gcry_mpi_swap( gcry_mpi_t a, gcry_mpi_t b);
 void _gcry_mpi_swap_cond (gcry_mpi_t a, gcry_mpi_t b, unsigned long swap);
+void _gcry_mpi_set_bit_cond (gcry_mpi_t a, unsigned int n, unsigned long set);
 gcry_mpi_t _gcry_mpi_new (unsigned int nbits);
 gcry_mpi_t _gcry_mpi_snew (unsigned int nbits);
 gcry_mpi_t _gcry_mpi_set_opaque_copy (gcry_mpi_t a,