static void holywrite(const atf_tc_t *tc, const char *mp) { char buf[1024]; char *b2, *b3; size_t therange = getpagesize()+1; int fd; FSTEST_ENTER(); RL(fd = rump_sys_open("file", O_RDWR|O_CREAT|O_TRUNC, 0666)); memset(buf, 'A', sizeof(buf)); RL(rump_sys_pwrite(fd, buf, 1, getpagesize())); memset(buf, 'B', sizeof(buf)); RL(rump_sys_pwrite(fd, buf, 2, getpagesize()-1)); REQUIRE_LIBC(b2 = malloc(2 * getpagesize()), NULL); REQUIRE_LIBC(b3 = malloc(2 * getpagesize()), NULL); RL(rump_sys_pread(fd, b2, therange, 0)); memset(b3, 0, therange); memset(b3 + getpagesize() - 1, 'B', 2); ATF_REQUIRE_EQ(memcmp(b2, b3, therange), 0); rump_sys_close(fd); FSTEST_EXIT(); }
ATF_TC_BODY(clock_gettime_real, tc) { char name[128], cbuf[512], ctrbuf[10240]; size_t cbufsiz = sizeof(cbuf); size_t ctrbufsiz = sizeof(ctrbuf); const char *p; char *save; int quality, n; if (sysctlbyname(TC_HARDWARE, cbuf, &cbufsiz, NULL, 0) != 0) { (void)printf("\nChecking legacy time implementation " "for %d seconds\n", TIMEOUT); check_timecounter(); return; /* NOTREACHED */ } (void)printf("%s = %s\n", TC_HARDWARE, cbuf); REQUIRE_LIBC(save = strdup(cbuf), NULL); RL(sysctlbyname(TC_CHOICE, ctrbuf, &ctrbufsiz, NULL, 0)); (void)printf("%s = %s\n", TC_CHOICE, ctrbuf); for (p = ctrbuf, n = 0; sscanf(p, "%127[^(](q=%d, f=%*u Hz)%*[ ]%n", name, &quality, &n) == 2; p += n) { struct timespec ts; int ret; if (quality < 0) continue; (void)printf("\nChecking %s for %d seconds\n", name, TIMEOUT); CHECK_LIBC(ret = sysctlbyname(TC_HARDWARE, NULL, 0, name, strlen(name)), -1); if (ret == -1) continue; /* wait a bit to select new counter in clockinterrupt */ ts.tv_sec = 0; ts.tv_nsec = 100000000; (void)nanosleep(&ts, NULL); check_timecounter(); } RL(sysctlbyname(TC_HARDWARE, NULL, 0, save, strlen(save))); }
static void overwritebody(const atf_tc_t *tc, off_t count, bool dotrunc) { char *buf; int fd; REQUIRE_LIBC(buf = malloc(count), NULL); FSTEST_ENTER(); RL(fd = rump_sys_open("testi", O_CREAT | O_RDWR, 0666)); ATF_REQUIRE_EQ(rump_sys_write(fd, buf, count), count); RL(rump_sys_close(fd)); RL(fd = rump_sys_open("testi", O_RDWR)); if (dotrunc) RL(rump_sys_ftruncate(fd, 0)); ATF_REQUIRE_EQ(rump_sys_write(fd, buf, count), count); RL(rump_sys_close(fd)); FSTEST_EXIT(); }