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49 lines
868 B
C
49 lines
868 B
C
/* gen164/5/ed_veri.c
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**
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*/
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#include "all.h"
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#include <ed25519.h>
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/* functions
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*/
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static u3_noun
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_cqee_veri(u3_noun s,
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u3_noun m,
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u3_noun pk)
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{
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c3_y sig_y[64];
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c3_y pub_y[32];
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c3_w ret;
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c3_y* mes_y;
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c3_w mesm_w = u3r_met(3, m);
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memset(sig_y, 0, 64);
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memset(pub_y, 0, 32);
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mes_y = c3_malloc(mesm_w);
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u3r_bytes(0, 64, sig_y, s);
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u3r_bytes(0, 32, pub_y, pk);
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u3r_bytes(0, mesm_w, mes_y, m);
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ret = ed25519_verify(sig_y, mes_y, mesm_w, pub_y) == 1 ? c3y : c3n;
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free(mes_y);
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return ret;
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}
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u3_noun
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u3wee_veri(u3_noun cor)
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{
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u3_noun a, b, c;
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if ( c3n == u3r_mean(cor,
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u3x_sam_2, &a, u3x_sam_6, &b,
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u3x_sam_7, &c, 0) ) {
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return u3m_bail(c3__fail);
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} else {
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return _cqee_veri(a, b, c);
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}
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}
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