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authorWerner Koch <wk@gnupg.org>2013-04-15 11:52:54 +0200
committerWerner Koch <wk@gnupg.org>2013-04-15 11:54:11 +0200
commitbd3afc27459a44df8cf501a7e1ae37bb849a8b0e (patch)
tree6bfb8c47d792bab0bed61ec453f0644ad4bc8039 /src/visibility.c
parent71b25a5562f68aad81eae52cc1bab9ca7731a7e9 (diff)
downloadlibgcrypt-bd3afc27459a44df8cf501a7e1ae37bb849a8b0e.tar.gz
Add macros to return pre-defined MPIs.
* src/gcrypt.h.in (GCRYMPI_CONST_ONE, GCRYMPI_CONST_TWO) (GCRYMPI_CONST_THREE, GCRYMPI_CONST_FOUR, GCRYMPI_CONST_EIGHT): New. (_gcry_mpi_get_const): New private function. * src/visibility.c (_gcry_mpi_get_const): New. * src/visibility.h: Mark it visible. Signed-off-by: Werner Koch <wk@gnupg.org>
Diffstat (limited to 'src/visibility.c')
-rw-r--r--src/visibility.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/visibility.c b/src/visibility.c
index b503be66..c86d31b2 100644
--- a/src/visibility.c
+++ b/src/visibility.c
@@ -601,6 +601,20 @@ gcry_mpi_get_flag (gcry_mpi_t a, enum gcry_mpi_flag flag)
return _gcry_mpi_get_flag (a, flag);
}
+gcry_mpi_t
+_gcry_mpi_get_const (int no)
+{
+ switch (no)
+ {
+ case 1: return _gcry_mpi_const (MPI_C_ONE);
+ case 2: return _gcry_mpi_const (MPI_C_TWO);
+ case 3: return _gcry_mpi_const (MPI_C_THREE);
+ case 4: return _gcry_mpi_const (MPI_C_FOUR);
+ case 8: return _gcry_mpi_const (MPI_C_EIGHT);
+ default: log_bug("unsupported GCRYMPI_CONST_ macro used\n");
+ }
+}
+
gcry_error_t
gcry_cipher_open (gcry_cipher_hd_t *handle,
int algo, int mode, unsigned int flags)