diff options
Diffstat (limited to 'src/test/test-siphash24.c')
| -rw-r--r-- | src/test/test-siphash24.c | 49 |
1 files changed, 32 insertions, 17 deletions
diff --git a/src/test/test-siphash24.c b/src/test/test-siphash24.c index 2402da6a6f..c20be99350 100644 --- a/src/test/test-siphash24.c +++ b/src/test/test-siphash24.c @@ -19,23 +19,18 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>. ***/ -#include "util.h" #include "siphash24.h" +#include "util.h" #define ITERATIONS 10000000ULL -/* see https://131002.net/siphash/siphash.pdf, Appendix A */ -int main(int argc, char *argv[]) { +static int do_test(const uint8_t *in, size_t len, const uint8_t *key) { struct siphash state = {}; - const uint8_t in[15] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, - 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e }; - const uint8_t key[16] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, - 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f}; uint64_t out = 0; unsigned i, j; - siphash24((uint8_t *)&out, in, sizeof(in), key); - assert_se(out == htole64(0xa129ca6149be45e5)); + out = siphash24(in, len, key); + assert_se(out == 0xa129ca6149be45e5); /* verify the internal state as given in the above paper */ siphash24_init(&state, key); @@ -43,13 +38,13 @@ int main(int argc, char *argv[]) { assert_se(state.v1 == 0x6b617f6d656e6665); assert_se(state.v2 == 0x6b7f62616d677361); assert_se(state.v3 == 0x7b6b696e727e6c7b); - siphash24_compress(in, sizeof(in), &state); + siphash24_compress(in, len, &state); assert_se(state.v0 == 0x4a017198de0a59e0); assert_se(state.v1 == 0x0d52f6f62a4f59a4); assert_se(state.v2 == 0x634cb3577b01fd3d); assert_se(state.v3 == 0xa5224d6f55c7d9c8); - siphash24_finalize((uint8_t*)&out, &state); - assert_se(out == htole64(0xa129ca6149be45e5)); + out = siphash24_finalize(&state); + assert_se(out == 0xa129ca6149be45e5); assert_se(state.v0 == 0xf6bcd53893fecff1); assert_se(state.v1 == 0x54b9964c7ea0d937); assert_se(state.v2 == 0x1b38329c099bb55a); @@ -57,14 +52,34 @@ int main(int argc, char *argv[]) { /* verify that decomposing the input in three chunks gives the same result */ - for (i = 0; i < sizeof(in); i++) { - for (j = i; j < sizeof(in); j++) { + for (i = 0; i < len; i++) { + for (j = i; j < len; j++) { siphash24_init(&state, key); siphash24_compress(in, i, &state); siphash24_compress(&in[i], j - i, &state); - siphash24_compress(&in[j], sizeof(in) - j, &state); - siphash24_finalize((uint8_t*)&out, &state); - assert_se(out == htole64(0xa129ca6149be45e5)); + siphash24_compress(&in[j], len - j, &state); + out = siphash24_finalize(&state); + assert_se(out == 0xa129ca6149be45e5); } } + return 0; +} + +/* see https://131002.net/siphash/siphash.pdf, Appendix A */ +int main(int argc, char *argv[]) { + const uint8_t in[15] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e }; + const uint8_t key[16] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f}; + uint8_t in_buf[20]; + + /* Test with same input but different alignments. */ + memcpy(in_buf, in, sizeof(in)); + do_test(in_buf, sizeof(in), key); + memcpy(in_buf + 1, in, sizeof(in)); + do_test(in_buf + 1, sizeof(in), key); + memcpy(in_buf + 2, in, sizeof(in)); + do_test(in_buf + 2, sizeof(in), key); + memcpy(in_buf + 4, in, sizeof(in)); + do_test(in_buf + 4, sizeof(in), key); } |