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-rw-r--r--benchmark.c57
1 files changed, 38 insertions, 19 deletions
diff --git a/benchmark.c b/benchmark.c
index 3554165..488d892 100644
--- a/benchmark.c
+++ b/benchmark.c
@@ -60,42 +60,59 @@ main(void)
char hexsum[OUTPUT / 8 * 2 + 1];
#endif
struct timespec start, end;
- long i, r;
-
- /* Fill message with content from the file. */
+ long int i, r;
int fd;
ssize_t got;
size_t ptr;
- if (fd = open(MESSAGE_FILE, O_RDONLY), fd < 0)
- return perror("open"), 1;
- for (ptr = 0; ptr < MESSAGE_LEN; ptr += (size_t)got)
- if (got = read(fd, message, MESSAGE_LEN - ptr), got <= 0)
- return perror("read"), close(fd), 1;
+
+ /* Fill message with content from the file. */
+ fd = open(MESSAGE_FILE, O_RDONLY);
+ if (fd < 0) {
+ perror("open");
+ return 1;
+ }
+ for (ptr = 0; ptr < MESSAGE_LEN; ptr += (size_t)got) {
+ got = read(fd, message, MESSAGE_LEN - ptr);
+ if (got <= 0) {
+ perror("read");
+ close(fd);
+ return 1;
+ }
+ }
close(fd);
/* Initialise state. */
spec.bitrate = BITRATE;
spec.capacity = CAPACITY;
spec.output = OUTPUT;
- if (libkeccak_state_initialise(&state, &spec))
- return perror("libkeccak_state_initialise"), 1;
+ if (libkeccak_state_initialise(&state, &spec)) {
+ perror("libkeccak_state_initialise");
+ return 1;
+ }
/* Get start-time. */
- if (clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &start) < 0)
- return perror("clock_gettime"), 1;
+ if (clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &start) < 0) {
+ perror("clock_gettime");
+ return 1;
+ }
/* Run benchmarking loop. */
for (r = 0; r < RERUNS; r++) {
/* Updates. */
#if UPDATE_RUNS > 0
- for (i = 0; i < UPDATE_RUNS; i++)
- if (libkeccak_fast_update(&state, message, MESSAGE_LEN) < 0)
- return perror("libkeccak_update"), 1;
+ for (i = 0; i < UPDATE_RUNS; i++) {
+ if (libkeccak_fast_update(&state, message, MESSAGE_LEN) < 0) {
+ perror("libkeccak_update");
+ return 1;
+ }
+ }
#endif
/* Digest. */
- if (libkeccak_fast_digest(&state, NULL, 0, 0, NULL, hashsum) < 0)
- return perror("libkeccak_digest"), 1;
+ if (libkeccak_fast_digest(&state, NULL, 0, 0, NULL, hashsum) < 0) {
+ perror("libkeccak_digest");
+ return 1;
+ }
#ifndef IGNORE_BEHEXING
libkeccak_behex_lower(hexsum, hashsum, OUTPUT / 8);
#endif
@@ -117,8 +134,10 @@ main(void)
}
/* Get end-time. */
- if (clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end) < 0)
- return perror("clock_gettime"), -1;
+ if (clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end) < 0) {
+ perror("clock_gettime");
+ return -1;
+ }
/* Print execution-time. */
end.tv_sec -= start.tv_sec;