52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
#define TEST_NAME "scalarmult_ed25519"
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#include "cmptest.h"
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int
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main(void)
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{
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static const unsigned char B[32] = {
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0x58, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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};
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unsigned char *n, *p, *q, *q2;
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n = (unsigned char *) sodium_malloc(crypto_scalarmult_ed25519_SCALARBYTES);
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p = (unsigned char *) sodium_malloc(crypto_scalarmult_ed25519_BYTES);
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q = (unsigned char *) sodium_malloc(crypto_scalarmult_ed25519_BYTES);
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q2 = (unsigned char *) sodium_malloc(crypto_scalarmult_ed25519_BYTES);
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randombytes_buf(n, crypto_scalarmult_ed25519_SCALARBYTES);
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if (crypto_scalarmult_ed25519_base(q, n) != 0) {
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printf("crypto_scalarmult_ed25519_base() failed\n");
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}
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memcpy(p, B, crypto_scalarmult_ed25519_BYTES);
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if (crypto_scalarmult_ed25519(q2, n, p) != 0) {
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printf("crypto_scalarmult_ed25519() failed\n");
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}
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if (memcmp(q, q2, crypto_scalarmult_ed25519_BYTES) != 0) {
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printf("crypto_scalarmult_ed25519_base(n) != crypto_scalarmult_ed25519(n, 9)\n");
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}
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memset(n, 0, crypto_scalarmult_ed25519_BYTES);
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if (crypto_scalarmult_ed25519_base(q, n) != 0) {
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printf("crypto_scalarmult_ed25519_base() didn't fail\n");
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}
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if (crypto_scalarmult_ed25519(q2, n, p) != 0) {
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printf("crypto_scalarmult_ed25519() didn't fail\n");
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}
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sodium_free(q2);
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sodium_free(q);
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sodium_free(p);
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sodium_free(n);
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assert(crypto_scalarmult_ed25519_BYTES == crypto_scalarmult_ed25519_bytes());
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assert(crypto_scalarmult_ed25519_SCALARBYTES == crypto_scalarmult_ed25519_scalarbytes());
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printf("OK\n");
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return 0;
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}
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