Initial commitv0.01-alpha1

1 files changed, 42 insertions, 0 deletions

diff --git a/include/gmputil.h b/include/gmputil.h
new file mode 100644
index 00000000..41a6c270
--- /dev/null
+++ b/include/gmputil.h
@@ -0,0 +1,42 @@
+#ifndef _GMPUTIL_H
+#define _GMPUTIL_H
+
+#include <gmp.h>
+
+enum mpz_word_order {
+	MPZ_MSWF		= 1,
+	MPZ_LSWF		= -1,
+};
+
+enum mpz_byte_order {
+	MPZ_BIG_ENDIAN		= 1,
+	MPZ_HOST_ENDIAN		= 0,
+	MPZ_LITTLE_ENDIAN	= -1,
+};
+
+extern void mpz_bitmask(mpz_t rop, unsigned int width);
+extern void mpz_init_bitmask(mpz_t rop, unsigned int width);
+extern void mpz_prefixmask(mpz_t rop, unsigned int width, unsigned int prefix_len);
+
+extern void mpz_lshift_ui(mpz_t rop, unsigned int n);
+extern void mpz_rshift_ui(mpz_t rop, unsigned int n);
+
+extern uint64_t mpz_get_uint64(const mpz_t op);
+extern uint32_t mpz_get_uint32(const mpz_t op);
+extern uint16_t mpz_get_uint16(const mpz_t op);
+extern uint8_t mpz_get_uint8(const mpz_t op);
+
+extern uint64_t mpz_get_be64(const mpz_t op);
+extern uint32_t mpz_get_be32(const mpz_t op);
+extern uint16_t mpz_get_be16(const mpz_t op);
+
+enum byteorder;
+extern void *mpz_export_data(void *data, const mpz_t op,
+			     enum byteorder byteorder,
+			     unsigned int len);
+extern void mpz_import_data(mpz_t rop, const void *data,
+			    enum byteorder byteorder,
+			    unsigned int len);
+extern void mpz_switch_byteorder(mpz_t rop, unsigned int len);
+
+#endif /* _GMPUTIL_H */