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https://github.com/BLAKE2/BLAKE2
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b2xs test procedures
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@ -17,7 +17,7 @@ int blake2xs_init( blake2xs_state *S, const size_t outlen, const void *key, size
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return -1;
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}
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if (key == NULL || keylen > BLAKE2S_KEYBYTES) {
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if (NULL == key || keylen > BLAKE2S_KEYBYTES) {
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return -1;
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}
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@ -60,7 +60,7 @@ int blake2xs_final(blake2xs_state *S, void *out, size_t outlen)
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uint8_t root[BLAKE2S_BLOCKBYTES];
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size_t i;
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if (out == NULL) {
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if (NULL == out) {
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return -1;
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}
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@ -149,28 +149,71 @@ int main( void )
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{
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uint8_t key[BLAKE2S_KEYBYTES];
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uint8_t buf[BLAKE2_KAT_LENGTH];
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size_t i, step;
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for( size_t i = 0; i < BLAKE2S_KEYBYTES; ++i ) {
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for( i = 0; i < BLAKE2S_KEYBYTES; ++i ) {
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key[i] = ( uint8_t )i;
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}
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for( size_t i = 0; i < BLAKE2_KAT_LENGTH; ++i ) {
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for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) {
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buf[i] = ( uint8_t )i;
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}
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for( size_t i = 1; i < BLAKE2_KAT_LENGTH; ++i )
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/* Testing length of ouputs rather than inputs */
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/* (Test of input lengths mostly covered by blake2s tests) */
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/* Test simple API */
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for( size_t outlen = 1; outlen <= BLAKE2_KAT_LENGTH; ++outlen )
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{
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uint8_t hash[BLAKE2_KAT_LENGTH] = {0};
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blake2xs( hash, i, buf, BLAKE2_KAT_LENGTH, key, BLAKE2S_KEYBYTES );
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blake2xs( hash, outlen, buf, BLAKE2_KAT_LENGTH, key, BLAKE2S_KEYBYTES );
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for( size_t j = 0; j < i; ++j ) {
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printf("%02x", hash[j]);
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#if 0
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if( 0 != memcmp( hash, blake2xs_keyed_kat[i-1], i ) )
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{
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goto fail;
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}
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printf("\n");
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#endif
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}
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//puts( "ok" );
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/* Test streaming API */
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for(step = 1; step < BLAKE2S_BLOCKBYTES; ++step) {
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for (size_t outlen = 1; outlen <= BLAKE2_KAT_LENGTH; ++outlen) {
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uint8_t hash[BLAKE2S_OUTBYTES];
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blake2xs_state S;
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uint8_t * p = buf;
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size_t mlen = BLAKE2_KAT_LENGTH;
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int err = 0;
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if( (err = blake2xs_init(&S, outlen, key, BLAKE2S_KEYBYTES)) < 0 ) {
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goto fail;
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}
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while (mlen >= step) {
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if ( (err = blake2xs_update(&S, p, step)) < 0 ) {
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goto fail;
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}
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mlen -= step;
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p += step;
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}
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if ( (err = blake2xs_update(&S, p, mlen)) < 0) {
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goto fail;
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}
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if ( (err = blake2xs_final(&S, hash, outlen)) < 0) {
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goto fail;
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}
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if (0 != memcmp(hash, blake2s_keyed_kat[outlen-1], outlen)) {
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goto fail;
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}
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}
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}
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puts( "ok" );
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return 0;
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fail:
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puts("error");
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return -1;
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}
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#endif
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