+/* SPDX-License-Identifier: LGPL-2.1+ */
/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
Copyright 2013 Thomas H.P. Andersen
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
+#include <errno.h>
#include <locale.h>
#include <math.h>
+#include <sys/socket.h>
+#include "alloc-util.h"
+#include "errno-list.h"
#include "log.h"
#include "parse-util.h"
+#include "string-util.h"
static void test_parse_boolean(void) {
assert_se(parse_boolean("1") == 1);
r = parse_pid("junk", &pid);
assert_se(r == -EINVAL);
+
+ r = parse_pid("", &pid);
+ assert_se(r == -EINVAL);
}
static void test_parse_mode(void) {
static void test_parse_size(void) {
uint64_t bytes;
+ assert_se(parse_size("", 1024, &bytes) == -EINVAL);
+
assert_se(parse_size("111", 1024, &bytes) == 0);
assert_se(bytes == 111);
assert_se(lower == 9999);
assert_se(upper == 9999);
+ assert_se(parse_range("-123", &lower, &upper) == -EINVAL);
+ assert_se(lower == 9999);
+ assert_se(upper == 9999);
+
assert_se(parse_range("-111-123", &lower, &upper) == -EINVAL);
assert_se(lower == 9999);
assert_se(upper == 9999);
r = safe_atolli("junk", &l);
assert_se(r == -EINVAL);
+
+ r = safe_atolli("123x", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atolli("12.3", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atolli("", &l);
+ assert_se(r == -EINVAL);
}
static void test_safe_atou16(void) {
r = safe_atou16("junk", &l);
assert_se(r == -EINVAL);
+
+ r = safe_atou16("123x", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atou16("12.3", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atou16("", &l);
+ assert_se(r == -EINVAL);
}
static void test_safe_atoi16(void) {
r = safe_atoi16("junk", &l);
assert_se(r == -EINVAL);
+
+ r = safe_atoi16("123x", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoi16("12.3", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoi16("", &l);
+ assert_se(r == -EINVAL);
+}
+
+static void test_safe_atoux16(void) {
+ int r;
+ uint16_t l;
+
+ r = safe_atoux16("1234", &l);
+ assert_se(r == 0);
+ assert_se(l == 0x1234);
+
+ r = safe_atoux16("abcd", &l);
+ assert_se(r == 0);
+ assert_se(l == 0xabcd);
+
+ r = safe_atoux16(" 1234", &l);
+ assert_se(r == 0);
+ assert_se(l == 0x1234);
+
+ r = safe_atoux16("12345", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atoux16("-1", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atoux16(" -1", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atoux16("junk", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoux16("123x", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoux16("12.3", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoux16("", &l);
+ assert_se(r == -EINVAL);
+}
+
+static void test_safe_atou64(void) {
+ int r;
+ uint64_t l;
+
+ r = safe_atou64("12345", &l);
+ assert_se(r == 0);
+ assert_se(l == 12345);
+
+ r = safe_atou64(" 12345", &l);
+ assert_se(r == 0);
+ assert_se(l == 12345);
+
+ r = safe_atou64("18446744073709551617", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atou64("-1", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atou64(" -1", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atou64("junk", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atou64("123x", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atou64("12.3", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atou64("", &l);
+ assert_se(r == -EINVAL);
+}
+
+static void test_safe_atoi64(void) {
+ int r;
+ int64_t l;
+
+ r = safe_atoi64("-12345", &l);
+ assert_se(r == 0);
+ assert_se(l == -12345);
+
+ r = safe_atoi64(" -12345", &l);
+ assert_se(r == 0);
+ assert_se(l == -12345);
+
+ r = safe_atoi64("32767", &l);
+ assert_se(r == 0);
+ assert_se(l == 32767);
+
+ r = safe_atoi64(" 32767", &l);
+ assert_se(r == 0);
+ assert_se(l == 32767);
+
+ r = safe_atoi64("9223372036854775813", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atoi64("-9223372036854775813", &l);
+ assert_se(r == -ERANGE);
+
+ r = safe_atoi64("junk", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoi64("123x", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoi64("12.3", &l);
+ assert_se(r == -EINVAL);
+
+ r = safe_atoi64("", &l);
+ assert_se(r == -EINVAL);
}
static void test_safe_atod(void) {
strtod("0,5", &e);
assert_se(*e == ',');
+ r = safe_atod("", &d);
+ assert_se(r == -EINVAL);
+
/* Check if this really is locale independent */
if (setlocale(LC_NUMERIC, "de_DE.utf8")) {
errno = 0;
assert_se(fabs(strtod("0,5", &e) - 0.5) < 0.00001);
+
+ r = safe_atod("", &d);
+ assert_se(r == -EINVAL);
}
/* And check again, reset */
errno = 0;
strtod("0,5", &e);
assert_se(*e == ',');
+
+ r = safe_atod("", &d);
+ assert_se(r == -EINVAL);
}
static void test_parse_percent(void) {
assert_se(parse_percent("%%") == -EINVAL);
assert_se(parse_percent("%1") == -EINVAL);
assert_se(parse_percent("1%%") == -EINVAL);
+ assert_se(parse_percent("3.2%") == -EINVAL);
+}
+
+static void test_parse_percent_unbounded(void) {
+ assert_se(parse_percent_unbounded("101%") == 101);
+ assert_se(parse_percent_unbounded("400%") == 400);
+}
+
+static void test_parse_permille(void) {
+ assert_se(parse_permille("") == -EINVAL);
+ assert_se(parse_permille("foo") == -EINVAL);
+ assert_se(parse_permille("0") == -EINVAL);
+ assert_se(parse_permille("50") == -EINVAL);
+ assert_se(parse_permille("100") == -EINVAL);
+ assert_se(parse_permille("-1") == -EINVAL);
+
+ assert_se(parse_permille("0‰") == 0);
+ assert_se(parse_permille("555‰") == 555);
+ assert_se(parse_permille("1000‰") == 1000);
+ assert_se(parse_permille("-7‰") == -ERANGE);
+ assert_se(parse_permille("1007‰") == -ERANGE);
+ assert_se(parse_permille("‰") == -EINVAL);
+ assert_se(parse_permille("‰‰") == -EINVAL);
+ assert_se(parse_permille("‰1") == -EINVAL);
+ assert_se(parse_permille("1‰‰") == -EINVAL);
+ assert_se(parse_permille("3.2‰") == -EINVAL);
+
+ assert_se(parse_permille("0%") == 0);
+ assert_se(parse_permille("55%") == 550);
+ assert_se(parse_permille("55.5%") == 555);
+ assert_se(parse_permille("100%") == 1000);
+ assert_se(parse_permille("-7%") == -ERANGE);
+ assert_se(parse_permille("107%") == -ERANGE);
+ assert_se(parse_permille("%") == -EINVAL);
+ assert_se(parse_permille("%%") == -EINVAL);
+ assert_se(parse_permille("%1") == -EINVAL);
+ assert_se(parse_permille("1%%") == -EINVAL);
+ assert_se(parse_permille("3.21%") == -EINVAL);
+}
+
+static void test_parse_permille_unbounded(void) {
+ assert_se(parse_permille_unbounded("1001‰") == 1001);
+ assert_se(parse_permille_unbounded("4000‰") == 4000);
+ assert_se(parse_permille_unbounded("2147483647‰") == 2147483647);
+ assert_se(parse_permille_unbounded("2147483648‰") == -ERANGE);
+ assert_se(parse_permille_unbounded("4294967295‰") == -ERANGE);
+ assert_se(parse_permille_unbounded("4294967296‰") == -ERANGE);
+
+ assert_se(parse_permille_unbounded("101%") == 1010);
+ assert_se(parse_permille_unbounded("400%") == 4000);
+ assert_se(parse_permille_unbounded("214748364.7%") == 2147483647);
+ assert_se(parse_permille_unbounded("214748364.8%") == -ERANGE);
+ assert_se(parse_permille_unbounded("429496729.5%") == -ERANGE);
+ assert_se(parse_permille_unbounded("429496729.6%") == -ERANGE);
+}
+
+static void test_parse_nice(void) {
+ int n;
+
+ assert_se(parse_nice("0", &n) >= 0 && n == 0);
+ assert_se(parse_nice("+0", &n) >= 0 && n == 0);
+ assert_se(parse_nice("-1", &n) >= 0 && n == -1);
+ assert_se(parse_nice("-2", &n) >= 0 && n == -2);
+ assert_se(parse_nice("1", &n) >= 0 && n == 1);
+ assert_se(parse_nice("2", &n) >= 0 && n == 2);
+ assert_se(parse_nice("+1", &n) >= 0 && n == 1);
+ assert_se(parse_nice("+2", &n) >= 0 && n == 2);
+ assert_se(parse_nice("-20", &n) >= 0 && n == -20);
+ assert_se(parse_nice("19", &n) >= 0 && n == 19);
+ assert_se(parse_nice("+19", &n) >= 0 && n == 19);
+
+ assert_se(parse_nice("", &n) == -EINVAL);
+ assert_se(parse_nice("-", &n) == -EINVAL);
+ assert_se(parse_nice("+", &n) == -EINVAL);
+ assert_se(parse_nice("xx", &n) == -EINVAL);
+ assert_se(parse_nice("-50", &n) == -ERANGE);
+ assert_se(parse_nice("50", &n) == -ERANGE);
+ assert_se(parse_nice("+50", &n) == -ERANGE);
+ assert_se(parse_nice("-21", &n) == -ERANGE);
+ assert_se(parse_nice("20", &n) == -ERANGE);
+ assert_se(parse_nice("+20", &n) == -ERANGE);
+}
+
+static void test_parse_dev(void) {
+ dev_t dev;
+
+ assert_se(parse_dev("", &dev) == -EINVAL);
+ assert_se(parse_dev("junk", &dev) == -EINVAL);
+ assert_se(parse_dev("0", &dev) == -EINVAL);
+ assert_se(parse_dev("5", &dev) == -EINVAL);
+ assert_se(parse_dev("5:", &dev) == -EINVAL);
+ assert_se(parse_dev(":5", &dev) == -EINVAL);
+#if SIZEOF_DEV_T < 8
+ assert_se(parse_dev("4294967295:4294967295", &dev) == -EINVAL);
+#endif
+ assert_se(parse_dev("8:11", &dev) >= 0 && major(dev) == 8 && minor(dev) == 11);
+}
+
+static void test_parse_errno(void) {
+ assert_se(parse_errno("EILSEQ") == EILSEQ);
+ assert_se(parse_errno("EINVAL") == EINVAL);
+ assert_se(parse_errno("0") == 0);
+ assert_se(parse_errno("1") == 1);
+ assert_se(parse_errno("4095") == 4095);
+
+ assert_se(parse_errno("-1") == -ERANGE);
+ assert_se(parse_errno("-3") == -ERANGE);
+ assert_se(parse_errno("4096") == -ERANGE);
+
+ assert_se(parse_errno("") == -EINVAL);
+ assert_se(parse_errno("12.3") == -EINVAL);
+ assert_se(parse_errno("123junk") == -EINVAL);
+ assert_se(parse_errno("junk123") == -EINVAL);
+ assert_se(parse_errno("255EILSEQ") == -EINVAL);
+ assert_se(parse_errno("EINVAL12") == -EINVAL);
+ assert_se(parse_errno("-EINVAL") == -EINVAL);
+ assert_se(parse_errno("EINVALaaa") == -EINVAL);
+}
+
+static void test_parse_syscall_and_errno(void) {
+ _cleanup_free_ char *n = NULL;
+ int e;
+
+ assert_se(parse_syscall_and_errno("uname:EILSEQ", &n, &e) >= 0);
+ assert_se(streq(n, "uname"));
+ assert_se(e == errno_from_name("EILSEQ") && e >= 0);
+ n = mfree(n);
+
+ assert_se(parse_syscall_and_errno("uname:EINVAL", &n, &e) >= 0);
+ assert_se(streq(n, "uname"));
+ assert_se(e == errno_from_name("EINVAL") && e >= 0);
+ n = mfree(n);
+
+ assert_se(parse_syscall_and_errno("@sync:4095", &n, &e) >= 0);
+ assert_se(streq(n, "@sync"));
+ assert_se(e == 4095);
+ n = mfree(n);
+
+ /* If errno is omitted, then e is set to -1 */
+ assert_se(parse_syscall_and_errno("mount", &n, &e) >= 0);
+ assert_se(streq(n, "mount"));
+ assert_se(e == -1);
+ n = mfree(n);
+
+ /* parse_syscall_and_errno() does not check the syscall name is valid or not. */
+ assert_se(parse_syscall_and_errno("hoge:255", &n, &e) >= 0);
+ assert_se(streq(n, "hoge"));
+ assert_se(e == 255);
+ n = mfree(n);
+
+ /* The function checks the syscall name is empty or not. */
+ assert_se(parse_syscall_and_errno("", &n, &e) == -EINVAL);
+ assert_se(parse_syscall_and_errno(":255", &n, &e) == -EINVAL);
+
+ /* errno must be a valid errno name or number between 0 and ERRNO_MAX == 4095 */
+ assert_se(parse_syscall_and_errno("hoge:4096", &n, &e) == -ERANGE);
+ assert_se(parse_syscall_and_errno("hoge:-3", &n, &e) == -ERANGE);
+ assert_se(parse_syscall_and_errno("hoge:12.3", &n, &e) == -EINVAL);
+ assert_se(parse_syscall_and_errno("hoge:123junk", &n, &e) == -EINVAL);
+ assert_se(parse_syscall_and_errno("hoge:junk123", &n, &e) == -EINVAL);
+ assert_se(parse_syscall_and_errno("hoge:255:EILSEQ", &n, &e) == -EINVAL);
+ assert_se(parse_syscall_and_errno("hoge:-EINVAL", &n, &e) == -EINVAL);
+ assert_se(parse_syscall_and_errno("hoge:EINVALaaa", &n, &e) == -EINVAL);
+ assert_se(parse_syscall_and_errno("hoge:", &n, &e) == -EINVAL);
+}
+
+static void test_parse_mtu(void) {
+ uint32_t mtu = 0;
+
+ assert_se(parse_mtu(AF_UNSPEC, "1500", &mtu) >= 0 && mtu == 1500);
+ assert_se(parse_mtu(AF_UNSPEC, "1400", &mtu) >= 0 && mtu == 1400);
+ assert_se(parse_mtu(AF_UNSPEC, "65535", &mtu) >= 0 && mtu == 65535);
+ assert_se(parse_mtu(AF_UNSPEC, "65536", &mtu) >= 0 && mtu == 65536);
+ assert_se(parse_mtu(AF_UNSPEC, "4294967295", &mtu) >= 0 && mtu == 4294967295);
+ assert_se(parse_mtu(AF_UNSPEC, "500", &mtu) >= 0 && mtu == 500);
+ assert_se(parse_mtu(AF_UNSPEC, "1280", &mtu) >= 0 && mtu == 1280);
+ assert_se(parse_mtu(AF_INET6, "1280", &mtu) >= 0 && mtu == 1280);
+ assert_se(parse_mtu(AF_INET6, "1279", &mtu) == -ERANGE);
+ assert_se(parse_mtu(AF_UNSPEC, "4294967296", &mtu) == -ERANGE);
+ assert_se(parse_mtu(AF_INET6, "4294967296", &mtu) == -ERANGE);
+ assert_se(parse_mtu(AF_INET6, "68", &mtu) == -ERANGE);
+ assert_se(parse_mtu(AF_UNSPEC, "68", &mtu) >= 0 && mtu == 68);
+ assert_se(parse_mtu(AF_UNSPEC, "67", &mtu) == -ERANGE);
+ assert_se(parse_mtu(AF_UNSPEC, "0", &mtu) == -ERANGE);
+ assert_se(parse_mtu(AF_UNSPEC, "", &mtu) == -EINVAL);
}
int main(int argc, char *argv[]) {
test_safe_atolli();
test_safe_atou16();
test_safe_atoi16();
+ test_safe_atoux16();
+ test_safe_atou64();
+ test_safe_atoi64();
test_safe_atod();
test_parse_percent();
+ test_parse_percent_unbounded();
+ test_parse_permille();
+ test_parse_permille_unbounded();
+ test_parse_nice();
+ test_parse_dev();
+ test_parse_errno();
+ test_parse_syscall_and_errno();
+ test_parse_mtu();
return 0;
}