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- #ifndef FE_H
- #define FE_H
- #include "crypto_int32.h"
- typedef crypto_int32 fe[10];
- /*
- fe means field element.
- Here the field is \Z/(2^255-19).
- An element t, entries t[0]...t[9], represents the integer
- t[0]+2^26 t[1]+2^51 t[2]+2^77 t[3]+2^102 t[4]+...+2^230 t[9].
- Bounds on each t[i] vary depending on context.
- */
- #define fe_frombytes crypto_scalarmult_curve25519_ref10_fe_frombytes
- #define fe_tobytes crypto_scalarmult_curve25519_ref10_fe_tobytes
- #define fe_copy crypto_scalarmult_curve25519_ref10_fe_copy
- #define fe_0 crypto_scalarmult_curve25519_ref10_fe_0
- #define fe_1 crypto_scalarmult_curve25519_ref10_fe_1
- #define fe_cswap crypto_scalarmult_curve25519_ref10_fe_cswap
- #define fe_add crypto_scalarmult_curve25519_ref10_fe_add
- #define fe_sub crypto_scalarmult_curve25519_ref10_fe_sub
- #define fe_mul crypto_scalarmult_curve25519_ref10_fe_mul
- #define fe_sq crypto_scalarmult_curve25519_ref10_fe_sq
- #define fe_mul121666 crypto_scalarmult_curve25519_ref10_fe_mul121666
- #define fe_invert crypto_scalarmult_curve25519_ref10_fe_invert
- extern void fe_frombytes(fe,const unsigned char *);
- extern void fe_tobytes(unsigned char *,fe);
- extern void fe_copy(fe,fe);
- extern void fe_0(fe);
- extern void fe_1(fe);
- extern void fe_cswap(fe,fe,unsigned int);
- extern void fe_add(fe,fe,fe);
- extern void fe_sub(fe,fe,fe);
- extern void fe_mul(fe,fe,fe);
- extern void fe_sq(fe,fe);
- extern void fe_mul121666(fe,fe);
- extern void fe_invert(fe,fe);
- #endif
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