diff options
Diffstat (limited to 'third_party/openssl-nistp256c64/ecp_nistp256.h')
-rw-r--r-- | third_party/openssl-nistp256c64/ecp_nistp256.h | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/third_party/openssl-nistp256c64/ecp_nistp256.h b/third_party/openssl-nistp256c64/ecp_nistp256.h deleted file mode 100644 index 190b81b61..000000000 --- a/third_party/openssl-nistp256c64/ecp_nistp256.h +++ /dev/null @@ -1,55 +0,0 @@ -#include <stdint.h> - -# if defined(__GNUC__) && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) - /* even with gcc, the typedef won't work for 32-bit platforms */ -typedef __uint128_t uint128_t; /* nonstandard; implemented by gcc on 64-bit - * platforms */ -typedef __int128_t int128_t; -# else -# error "Need GCC 3.1 or later to define type uint128_t" -# endif - -typedef uint8_t u8; -typedef uint32_t u32; -typedef uint64_t u64; -typedef int64_t s64; - -/* - * The representation of field elements. - * ------------------------------------ - * - * We represent field elements with either four 128-bit values, eight 128-bit - * values, or four 64-bit values. The field element represented is: - * v[0]*2^0 + v[1]*2^64 + v[2]*2^128 + v[3]*2^192 (mod p) - * or: - * v[0]*2^0 + v[1]*2^64 + v[2]*2^128 + ... + v[8]*2^512 (mod p) - * - * 128-bit values are called 'limbs'. Since the limbs are spaced only 64 bits - * apart, but are 128-bits wide, the most significant bits of each limb overlap - * with the least significant bits of the next. - * - * A field element with four limbs is an 'felem'. One with eight limbs is a - * 'longfelem' - * - * A field element with four, 64-bit values is called a 'smallfelem'. Small - * values are used as intermediate values before multiplication. - */ - -# define NLIMBS 4 - -typedef uint128_t limb; -typedef limb felem[NLIMBS]; -typedef limb longfelem[NLIMBS * 2]; -typedef u64 smallfelem[NLIMBS]; - -/* - * The underlying field. P256 operates over GF(2^256-2^224+2^192+2^96-1). We - * can serialise an element of this field into 32 bytes. We call this an - * felem_bytearray. - */ - -typedef u8 felem_bytearray[32]; -void point_add(felem x3, felem y3, felem z3, - const felem x1, const felem y1, const felem z1, - const int mixed, const smallfelem x2, - const smallfelem y2, const smallfelem z2); |