summaryrefslogtreecommitdiffstats
path: root/nsprpub/pr/tests/fsync.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /nsprpub/pr/tests/fsync.c
parentInitial commit. (diff)
downloadfirefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz
firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'nsprpub/pr/tests/fsync.c')
-rw-r--r--nsprpub/pr/tests/fsync.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/fsync.c b/nsprpub/pr/tests/fsync.c
new file mode 100644
index 0000000000..3e0fb175c1
--- /dev/null
+++ b/nsprpub/pr/tests/fsync.c
@@ -0,0 +1,130 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "prio.h"
+#include "prmem.h"
+#include "prprf.h"
+#include "prinrval.h"
+
+#include "plerror.h"
+#include "plgetopt.h"
+
+static PRFileDesc *err = NULL;
+
+static void Help(void)
+{
+ PR_fprintf(err, "Usage: [-S] [-K <n>] [-h] <filename>\n");
+ PR_fprintf(err, "\t-c Nuber of iterations (default: 10)\n");
+ PR_fprintf(err, "\t-S Sync the file (default: FALSE)\n");
+ PR_fprintf(err, "\t-K Size of file (K bytes) (default: 10)\n");
+ PR_fprintf(err, "\t Name of file to write (default: ./tmp-sync.dat)\n");
+ PR_fprintf(err, "\t-h This message and nothing else\n");
+} /* Help */
+
+int main(int argc, char **argv)
+{
+ PRStatus rv;
+ PLOptStatus os;
+ PRUint8 *buffer;
+ PRFileDesc *file = NULL;
+ const char *filename = "sync.dat";
+ PRUint32 index, loops, iterations = 10, filesize = 10;
+ PRIntn flags = PR_WRONLY | PR_CREATE_FILE | PR_TRUNCATE;
+ PLOptState *opt = PL_CreateOptState(argc, argv, "hSK:c:");
+ PRIntervalTime time, total = 0, shortest = 0x7fffffff, longest = 0;
+
+ err = PR_GetSpecialFD(PR_StandardError);
+
+ while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
+ {
+ if (PL_OPT_BAD == os) {
+ continue;
+ }
+ switch (opt->option)
+ {
+ case 0: /* Name of file to create */
+ filename = opt->value;
+ break;
+ case 'S': /* Use sych option on file */
+ flags |= PR_SYNC;
+ break;
+ case 'K': /* Size of file to write */
+ filesize = atoi(opt->value);
+ break;
+ case 'c': /* Number of iterations */
+ iterations = atoi(opt->value);
+ break;
+ case 'h': /* user wants some guidance */
+ default: /* user needs some guidance */
+ Help(); /* so give him an earful */
+ return 2; /* but not a lot else */
+ }
+ }
+ PL_DestroyOptState(opt);
+
+ file = PR_Open(filename, flags, 0666);
+ if (NULL == file)
+ {
+ PL_FPrintError(err, "Failed to open file");
+ return 1;
+ }
+
+ buffer = (PRUint8*)PR_CALLOC(1024);
+ if (NULL == buffer)
+ {
+ PL_FPrintError(err, "Cannot allocate buffer");
+ return 1;
+ }
+
+ for (index = 0; index < sizeof(buffer); ++index) {
+ buffer[index] = (PRUint8)index;
+ }
+
+ for (loops = 0; loops < iterations; ++loops)
+ {
+ time = PR_IntervalNow();
+ for (index = 0; index < filesize; ++index)
+ {
+ PR_Write(file, buffer, 1024);
+ }
+ time = (PR_IntervalNow() - time);
+
+ total += time;
+ if (time < shortest) {
+ shortest = time;
+ }
+ else if (time > longest) {
+ longest = time;
+ }
+ if (0 != PR_Seek(file, 0, PR_SEEK_SET))
+ {
+ PL_FPrintError(err, "Rewinding file");
+ return 1;
+ }
+ }
+
+ total = total / iterations;
+ PR_fprintf(
+ err, "%u iterations over a %u kbyte %sfile: %u [%u] %u\n",
+ iterations, filesize, ((flags & PR_SYNC) ? "SYNCH'd " : ""),
+ PR_IntervalToMicroseconds(shortest),
+ PR_IntervalToMicroseconds(total),
+ PR_IntervalToMicroseconds(longest));
+
+ PR_DELETE(buffer);
+ rv = PR_Close(file);
+ if (PR_SUCCESS != rv)
+ {
+ PL_FPrintError(err, "Closing file failed");
+ return 1;
+ }
+ rv = PR_Delete(filename);
+ if (PR_SUCCESS != rv)
+ {
+ PL_FPrintError(err, "Deleting file failed");
+ return 1;
+ }
+ return 0;
+}