diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | Makefile.am | 7 | ||||
| -rw-r--r-- | src/test/test-siphash24.c | 47 |
3 files changed, 55 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore index 6149b01c6c..709c8b53d0 100644 --- a/.gitignore +++ b/.gitignore @@ -249,6 +249,7 @@ /test-sched-prio /test-set /test-sigbus +/test-siphash24 /test-sleep /test-socket-util /test-ssd diff --git a/Makefile.am b/Makefile.am index 30989bfe8e..685d2634cd 100644 --- a/Makefile.am +++ b/Makefile.am @@ -1396,6 +1396,7 @@ tests += \ test-path \ test-path-util \ test-strxcpyx \ + test-siphash24 \ test-unit-name \ test-unit-file \ test-utf8 \ @@ -2010,6 +2011,12 @@ test_execute_CFLAGS = \ test_execute_LDADD = \ libcore.la +test_siphash24_SOURCES = \ + src/test/test-siphash24.c + +test_siphash24_LDADD = \ + libshared.la + test_strxcpyx_SOURCES = \ src/test/test-strxcpyx.c diff --git a/src/test/test-siphash24.c b/src/test/test-siphash24.c new file mode 100644 index 0000000000..ec9f64686f --- /dev/null +++ b/src/test/test-siphash24.c @@ -0,0 +1,47 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2015 Tom Gundersen + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include "util.h" +#include "siphash24.h" + +#define ITERATIONS 10000000ULL + +/* 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}; + uint64_t out = 0; + unsigned k; + usec_t ts; + + siphash24((uint8_t *)&out, in, sizeof(in), key); + + assert_se(out == 0xa129ca6149be45e5ULL); + + ts = now(CLOCK_MONOTONIC); + for (k = 0; k < ITERATIONS; k++) + siphash24((uint8_t *)&out, in, sizeof(in), key); + ts = now(CLOCK_MONOTONIC) - ts; + + log_info("%llu iterations per second", (ITERATIONS * USEC_PER_SEC) / ts); +} |