Viewing file:  box_seal.c (2.85 KB) -rw-r--r--
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#define TEST_NAME "box_seal"
#include "cmptest.h"
static
void tv1(void)
{
unsigned char pk[crypto_box_PUBLICKEYBYTES];
unsigned char sk[crypto_box_SECRETKEYBYTES];
unsigned char *c;
unsigned char *m;
unsigned char *m2;
size_t m_len;
size_t c_len;
crypto_box_keypair(pk, sk);
m_len = (size_t) randombytes_uniform(1000);
c_len = crypto_box_SEALBYTES + m_len;
m = (unsigned char *) sodium_malloc(m_len);
m2 = (unsigned char *) sodium_malloc(m_len);
c = (unsigned char *) sodium_malloc(c_len);
randombytes_buf(m, m_len);
if (crypto_box_seal(c, m, m_len, pk) != 0) {
printf("crypto_box_seal() failure\n");
return;
}
if (crypto_box_seal_open(m2, c, c_len, pk, sk) != 0) {
printf("crypto_box_seal_open() failure\n");
return;
}
printf("%d\n", memcmp(m, m2, m_len));
printf("%d\n", crypto_box_seal_open(m, c, 0U, pk, sk));
printf("%d\n", crypto_box_seal_open(m, c, c_len - 1U, pk, sk));
printf("%d\n", crypto_box_seal_open(m, c, c_len, sk, pk));
sodium_free(c);
sodium_free(m);
sodium_free(m2);
assert(crypto_box_sealbytes() == crypto_box_SEALBYTES);
}
#ifndef SODIUM_LIBRARY_MINIMAL
static
void tv2(void)
{
unsigned char pk[crypto_box_curve25519xchacha20poly1305_PUBLICKEYBYTES];
unsigned char sk[crypto_box_curve25519xchacha20poly1305_SECRETKEYBYTES];
unsigned char *c;
unsigned char *m;
unsigned char *m2;
size_t m_len;
size_t c_len;
crypto_box_curve25519xchacha20poly1305_keypair(pk, sk);
m_len = (size_t) randombytes_uniform(1000);
c_len = crypto_box_curve25519xchacha20poly1305_SEALBYTES + m_len;
m = (unsigned char *) sodium_malloc(m_len);
m2 = (unsigned char *) sodium_malloc(m_len);
c = (unsigned char *) sodium_malloc(c_len);
randombytes_buf(m, m_len);
if (crypto_box_curve25519xchacha20poly1305_seal(c, m, m_len, pk) != 0) {
printf("crypto_box_curve25519xchacha20poly1305_seal() failure\n");
return;
}
if (crypto_box_curve25519xchacha20poly1305_seal_open(m2, c, c_len, pk, sk) != 0) {
printf("crypto_box_curve25519xchacha20poly1305_seal_open() failure\n");
return;
}
printf("%d\n", memcmp(m, m2, m_len));
printf("%d\n", crypto_box_curve25519xchacha20poly1305_seal_open(m, c, 0U, pk, sk));
printf("%d\n", crypto_box_curve25519xchacha20poly1305_seal_open(m, c, c_len - 1U, pk, sk));
printf("%d\n", crypto_box_curve25519xchacha20poly1305_seal_open(m, c, c_len, sk, pk));
sodium_free(c);
sodium_free(m);
sodium_free(m2);
assert(crypto_box_curve25519xchacha20poly1305_sealbytes() ==
crypto_box_curve25519xchacha20poly1305_SEALBYTES);
}
#else
static
void tv2(void)
{
printf("0\n-1\n-1\n-1\n");
}
#endif
int
main(void)
{
tv1();
tv2();
return 0;
}
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