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42 lines
888 B
C
42 lines
888 B
C
#include <stdio.h>
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#include <string.h>
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#include "sha512.h"
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#include "curve_sigs.h"
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int main(int argc, char* argv[])
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{
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unsigned char privkey[32];
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unsigned char pubkey[32];
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unsigned char signature[64];
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unsigned char msg[100];
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unsigned long long msg_len = 100;
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/* Initialize pubkey, privkey, msg */
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memset(msg, 0, 100);
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memset(privkey, 0, 32);
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memset(pubkey, 0, 32);
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privkey[0] &= 248;
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privkey[31] &= 63;
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privkey[31] |= 64;
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privkey[8] = 189; /* just so there's some bits set */
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curve25519_keygen(pubkey, privkey);
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curve25519_sign(signature, privkey, msg, msg_len);
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if (curve25519_verify(signature, pubkey, msg, msg_len) == 0)
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printf("success #1\n");
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else
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printf("failure #1\n");
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signature[0] ^= 1;
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if (curve25519_verify(signature, pubkey, msg, msg_len) == 0)
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printf("failure #2\n");
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else
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printf("success #2\n");
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return 1;
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}
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