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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /nsprpub/pr/tests/fdcach.c | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | nsprpub/pr/tests/fdcach.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/fdcach.c b/nsprpub/pr/tests/fdcach.c new file mode 100644 index 0000000000..5fa51b706a --- /dev/null +++ b/nsprpub/pr/tests/fdcach.c @@ -0,0 +1,125 @@ +/* -*- 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/. */ + +/* + * File: fdcach.c + * Description: + * This test verifies that the fd cache is working + * correctly. + */ + +#include "nspr.h" + +#include <stdio.h> +#include <stdlib.h> + +/* + * Define ORDER_PRESERVED if the implementation of PR_SetFDCacheSize + * preserves the ordering of the fd's when moving them between the + * cache. + */ +#define ORDER_PRESERVED 1 + +/* + * NUM_FDS must be <= FD_CACHE_SIZE. + */ +#define FD_CACHE_SIZE 1024 +#define NUM_FDS 20 + +int main(int argc, char **argv) +{ + int i; + PRFileDesc *fds[NUM_FDS]; + PRFileDesc *savefds[NUM_FDS]; + int numfds = sizeof(fds)/sizeof(fds[0]); + + PR_SetFDCacheSize(0, FD_CACHE_SIZE); + + /* Add some fd's to the fd cache. */ + for (i = 0; i < numfds; i++) { + savefds[i] = PR_NewTCPSocket(); + if (NULL == savefds[i]) { + fprintf(stderr, "PR_NewTCPSocket failed\n"); + exit(1); + } + } + for (i = 0; i < numfds; i++) { + if (PR_Close(savefds[i]) == PR_FAILURE) { + fprintf(stderr, "PR_Close failed\n"); + exit(1); + } + } + + /* + * Create some fd's. These fd's should come from + * the fd cache. Verify the FIFO ordering of the fd + * cache. + */ + for (i = 0; i < numfds; i++) { + fds[i] = PR_NewTCPSocket(); + if (NULL == fds[i]) { + fprintf(stderr, "PR_NewTCPSocket failed\n"); + exit(1); + } + if (fds[i] != savefds[i]) { + fprintf(stderr, "fd cache malfunctioned\n"); + exit(1); + } + } + /* Put the fd's back to the fd cache. */ + for (i = 0; i < numfds; i++) { + if (PR_Close(savefds[i]) == PR_FAILURE) { + fprintf(stderr, "PR_Close failed\n"); + exit(1); + } + } + + /* Switch to the fd cache. */ + PR_SetFDCacheSize(0, FD_CACHE_SIZE); + + for (i = 0; i < numfds; i++) { + fds[i] = PR_NewTCPSocket(); + if (NULL == fds[i]) { + fprintf(stderr, "PR_NewTCPSocket failed\n"); + exit(1); + } +#ifdef ORDER_PRESERVED + if (fds[i] != savefds[i]) { + fprintf(stderr, "fd cache malfunctioned\n"); + exit(1); + } +#else + savefds[i] = fds[i]; +#endif + } + for (i = 0; i < numfds; i++) { + if (PR_Close(savefds[i]) == PR_FAILURE) { + fprintf(stderr, "PR_Close failed\n"); + exit(1); + } + } + + for (i = 0; i < numfds; i++) { + fds[i] = PR_NewTCPSocket(); + if (NULL == fds[i]) { + fprintf(stderr, "PR_NewTCPSocket failed\n"); + exit(1); + } + if (fds[i] != savefds[i]) { + fprintf(stderr, "fd cache malfunctioned\n"); + exit(1); + } + } + for (i = 0; i < numfds; i++) { + if (PR_Close(savefds[i]) == PR_FAILURE) { + fprintf(stderr, "PR_Close failed\n"); + exit(1); + } + } + + PR_Cleanup(); + printf("PASS\n"); + return 0; +} |