/* -*- 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"); return0;
}
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-05)
¤
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