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56 lines
1.9 KiB
56 lines
1.9 KiB
#ifndef FE_H |
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#define FE_H |
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#include "crypto_int32.h" |
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typedef crypto_int32 fe[10]; |
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/* |
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fe means field element. |
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Here the field is \Z/(2^255-19). |
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An element t, entries t[0]...t[9], represents the integer |
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t[0]+2^26 t[1]+2^51 t[2]+2^77 t[3]+2^102 t[4]+...+2^230 t[9]. |
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Bounds on each t[i] vary depending on context. |
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*/ |
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#define fe_frombytes crypto_sign_ed25519_ref10_fe_frombytes |
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#define fe_tobytes crypto_sign_ed25519_ref10_fe_tobytes |
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#define fe_copy crypto_sign_ed25519_ref10_fe_copy |
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#define fe_isnonzero crypto_sign_ed25519_ref10_fe_isnonzero |
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#define fe_isnegative crypto_sign_ed25519_ref10_fe_isnegative |
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#define fe_0 crypto_sign_ed25519_ref10_fe_0 |
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#define fe_1 crypto_sign_ed25519_ref10_fe_1 |
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#define fe_cswap crypto_sign_ed25519_ref10_fe_cswap |
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#define fe_cmov crypto_sign_ed25519_ref10_fe_cmov |
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#define fe_add crypto_sign_ed25519_ref10_fe_add |
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#define fe_sub crypto_sign_ed25519_ref10_fe_sub |
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#define fe_neg crypto_sign_ed25519_ref10_fe_neg |
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#define fe_mul crypto_sign_ed25519_ref10_fe_mul |
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#define fe_sq crypto_sign_ed25519_ref10_fe_sq |
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#define fe_sq2 crypto_sign_ed25519_ref10_fe_sq2 |
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#define fe_mul121666 crypto_sign_ed25519_ref10_fe_mul121666 |
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#define fe_invert crypto_sign_ed25519_ref10_fe_invert |
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#define fe_pow22523 crypto_sign_ed25519_ref10_fe_pow22523 |
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extern void fe_frombytes(fe,const unsigned char *); |
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extern void fe_tobytes(unsigned char *,const fe); |
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extern void fe_copy(fe,const fe); |
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extern int fe_isnonzero(const fe); |
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extern int fe_isnegative(const fe); |
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extern void fe_0(fe); |
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extern void fe_1(fe); |
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extern void fe_cswap(fe,fe,unsigned int); |
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extern void fe_cmov(fe,const fe,unsigned int); |
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extern void fe_add(fe,const fe,const fe); |
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extern void fe_sub(fe,const fe,const fe); |
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extern void fe_neg(fe,const fe); |
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extern void fe_mul(fe,const fe,const fe); |
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extern void fe_sq(fe,const fe); |
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extern void fe_sq2(fe,const fe); |
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extern void fe_mul121666(fe,const fe); |
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extern void fe_invert(fe,const fe); |
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extern void fe_pow22523(fe,const fe); |
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#endif
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