diff options
Diffstat (limited to 'mpi/mpi-internal.h')
| -rw-r--r-- | mpi/mpi-internal.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/mpi/mpi-internal.h b/mpi/mpi-internal.h index 4676fcd59..468037428 100644 --- a/mpi/mpi-internal.h +++ b/mpi/mpi-internal.h @@ -32,6 +32,38 @@ #define G10_MPI_INTERNAL_H #include "mpi.h" +#include "mpi-asm-defs.h" + +#if BYTES_PER_MPI_LIMB == SIZEOF_UNSIGNED_INT + typedef unsigned int mpi_limb_t; + typedef signed int mpi_limb_signed_t; +#elif BYTES_PER_MPI_LIMB == SIZEOF_UNSIGNED_LONG + typedef unsigned long int mpi_limb_t; + typedef signed long int mpi_limb_signed_t; +#elif BYTES_PER_MPI_LIMB == SIZEOF_UNSIGNED_LONG_LONG + typedef unsigned long long int mpi_limb_t; + typedef signed long long int mpi_limb_signed_t; +#elif BYTES_PER_MPI_LIMB == SIZEOF_UNSIGNED_SHORT + typedef unsigned short int mpi_limb_t; + typedef signed short int mpi_limb_signed_t; +#else +#error BYTES_PER_MPI_LIMB does not match any C type +#endif +#define BITS_PER_MPI_LIMB (8*BYTES_PER_MPI_LIMB) + + +struct gcry_mpi { + int alloced; /* array size (# of allocated limbs) */ + int nlimbs; /* number of valid limbs */ + unsigned int nbits; /* the real number of valid bits (info only) */ + int sign; /* indicates a negative number */ + unsigned flags; /* bit 0: array must be allocated in secure memory space */ + /* bit 1: not used */ + /* bit 2: the limb is a pointer to some xmalloced data */ + mpi_limb_t *d; /* array with the limbs */ +}; + + /* If KARATSUBA_THRESHOLD is not already defined, define it to a * value which is good on most machines. */ |