#include #include #include "windows/windows-quirks.h" #define TEST_NAME "onetimeauth7" #include "cmptest.h" unsigned char key[32]; unsigned char c[10000]; unsigned char a[16]; int main(void) { int clen; for (clen = 0;clen < 10000;++clen) { randombytes(key,sizeof key); randombytes(c,clen); crypto_onetimeauth_poly1305(a,c,clen,key); if (crypto_onetimeauth_poly1305_verify(a,c,clen,key) != 0) { printf("fail %d\n",clen); return 100; } if (clen > 0) { c[random() % clen] += 1 + (random() % 255); if (crypto_onetimeauth_poly1305_verify(a,c,clen,key) == 0) { printf("forgery %d\n",clen); return 100; } a[random() % sizeof a] += 1 + (random() % 255); if (crypto_onetimeauth_poly1305_verify(a,c,clen,key) == 0) { printf("forgery %d\n",clen); return 100; } } } return 0; }