FreeBSD/Linux Kernel Cross Reference
sys/contrib/libsodium/test/default/hash.c

     
     #define TEST_NAME "hash"
     #include "cmptest.h"
     
     static unsigned char x[] = "testing\n";
     static unsigned char x2[] =
         "The Conscience of a Hacker is a small essay written January 8, 1986 by a "
         "computer security hacker who went by the handle of The Mentor, who "
         "belonged to the 2nd generation of Legion of Doom.";
    static unsigned char h[crypto_hash_BYTES];
    
    int
    main(void)
    {
        size_t i;
    
        crypto_hash(h, x, sizeof x - 1U);
        for (i = 0; i < crypto_hash_BYTES; ++i) {
            printf("%02x", (unsigned int) h[i]);
        }
        printf("\n");
        crypto_hash(h, x2, sizeof x2 - 1U);
        for (i = 0; i < crypto_hash_BYTES; ++i) {
            printf("%02x", (unsigned int) h[i]);
        }
        printf("\n");
        crypto_hash_sha256(h, x, sizeof x - 1U);
        for (i = 0; i < crypto_hash_sha256_BYTES; ++i) {
            printf("%02x", (unsigned int) h[i]);
        }
        printf("\n");
        crypto_hash_sha256(h, x2, sizeof x2 - 1U);
        for (i = 0; i < crypto_hash_sha256_BYTES; ++i) {
            printf("%02x", (unsigned int) h[i]);
        }
        printf("\n");
    
        assert(crypto_hash_bytes() > 0U);
        assert(strcmp(crypto_hash_primitive(), "sha512") == 0);
        assert(crypto_hash_sha256_bytes() > 0U);
        assert(crypto_hash_sha512_bytes() >= crypto_hash_sha256_bytes());
        assert(crypto_hash_sha512_bytes() == crypto_hash_bytes());
        assert(crypto_hash_sha256_statebytes() == sizeof(crypto_hash_sha256_state));
        assert(crypto_hash_sha512_statebytes() == sizeof(crypto_hash_sha512_state));
    
        return 0;
    }

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