freebsd-nq/lib/libc/tests/nss/getserv_test.c
Enji Cooper 2b19d77418 getserv_test: mark unused parameters __unused to fix corresponding
warnings

MFC after:	3 days
Sponsored by:	Dell EMC Isilon
2017-05-28 04:12:52 +00:00

571 lines
13 KiB
C

/*-
* Copyright (c) 2006 Michael Bushkov <bushman@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <arpa/inet.h>
#include <errno.h>
#include <netdb.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stringlist.h>
#include <unistd.h>
#include <atf-c.h>
#include "testutil.h"
enum test_methods {
TEST_GETSERVENT,
TEST_GETSERVBYNAME,
TEST_GETSERVBYPORT,
TEST_GETSERVENT_2PASS,
TEST_BUILD_SNAPSHOT
};
DECLARE_TEST_DATA(servent)
DECLARE_TEST_FILE_SNAPSHOT(servent)
DECLARE_1PASS_TEST(servent)
DECLARE_2PASS_TEST(servent)
static void clone_servent(struct servent *, struct servent const *);
static int compare_servent(struct servent *, struct servent *, void *);
static void dump_servent(struct servent *);
static void free_servent(struct servent *);
static void sdump_servent(struct servent *, char *, size_t);
static int servent_read_snapshot_func(struct servent *, char *);
static int servent_check_ambiguity(struct servent_test_data *,
struct servent *);
static int servent_fill_test_data(struct servent_test_data *);
static int servent_test_correctness(struct servent *, void *);
static int servent_test_getservbyname(struct servent *, void *);
static int servent_test_getservbyport(struct servent *, void *);
static int servent_test_getservent(struct servent *, void *);
IMPLEMENT_TEST_DATA(servent)
IMPLEMENT_TEST_FILE_SNAPSHOT(servent)
IMPLEMENT_1PASS_TEST(servent)
IMPLEMENT_2PASS_TEST(servent)
static void
clone_servent(struct servent *dest, struct servent const *src)
{
ATF_REQUIRE(dest != NULL);
ATF_REQUIRE(src != NULL);
char **cp;
int aliases_num;
memset(dest, 0, sizeof(struct servent));
if (src->s_name != NULL) {
dest->s_name = strdup(src->s_name);
ATF_REQUIRE(dest->s_name != NULL);
}
if (src->s_proto != NULL) {
dest->s_proto = strdup(src->s_proto);
ATF_REQUIRE(dest->s_proto != NULL);
}
dest->s_port = src->s_port;
if (src->s_aliases != NULL) {
aliases_num = 0;
for (cp = src->s_aliases; *cp; ++cp)
++aliases_num;
dest->s_aliases = calloc(aliases_num + 1, sizeof(char *));
ATF_REQUIRE(dest->s_aliases != NULL);
for (cp = src->s_aliases; *cp; ++cp) {
dest->s_aliases[cp - src->s_aliases] = strdup(*cp);
ATF_REQUIRE(dest->s_aliases[cp - src->s_aliases] != NULL);
}
}
}
static void
free_servent(struct servent *serv)
{
char **cp;
ATF_REQUIRE(serv != NULL);
free(serv->s_name);
free(serv->s_proto);
for (cp = serv->s_aliases; *cp; ++cp)
free(*cp);
free(serv->s_aliases);
}
static int
compare_servent(struct servent *serv1, struct servent *serv2, void *mdata)
{
char **c1, **c2;
if (serv1 == serv2)
return 0;
if ((serv1 == NULL) || (serv2 == NULL))
goto errfin;
if ((strcmp(serv1->s_name, serv2->s_name) != 0) ||
(strcmp(serv1->s_proto, serv2->s_proto) != 0) ||
(serv1->s_port != serv2->s_port))
goto errfin;
c1 = serv1->s_aliases;
c2 = serv2->s_aliases;
if ((serv1->s_aliases == NULL) || (serv2->s_aliases == NULL))
goto errfin;
for (;*c1 && *c2; ++c1, ++c2)
if (strcmp(*c1, *c2) != 0)
goto errfin;
if ((*c1 != '\0') || (*c2 != '\0'))
goto errfin;
return 0;
errfin:
if (mdata == NULL) {
printf("following structures are not equal:\n");
dump_servent(serv1);
dump_servent(serv2);
}
return (-1);
}
static void
sdump_servent(struct servent *serv, char *buffer, size_t buflen)
{
char **cp;
int written;
written = snprintf(buffer, buflen, "%s %d %s",
serv->s_name, ntohs(serv->s_port), serv->s_proto);
buffer += written;
if (written > (int)buflen)
return;
buflen -= written;
if (serv->s_aliases != NULL) {
if (*(serv->s_aliases) != '\0') {
for (cp = serv->s_aliases; *cp; ++cp) {
written = snprintf(buffer, buflen, " %s", *cp);
buffer += written;
if (written > (int)buflen)
return;
buflen -= written;
if (buflen == 0)
return;
}
} else
snprintf(buffer, buflen, " noaliases");
} else
snprintf(buffer, buflen, " (null)");
}
static int
servent_read_snapshot_func(struct servent *serv, char *line)
{
StringList *sl;
char *s, *ps, *ts;
int i;
printf("1 line read from snapshot:\n%s\n", line);
i = 0;
sl = NULL;
ps = line;
memset(serv, 0, sizeof(struct servent));
while ( (s = strsep(&ps, " ")) != NULL) {
switch (i) {
case 0:
serv->s_name = strdup(s);
ATF_REQUIRE(serv->s_name != NULL);
break;
case 1:
serv->s_port = htons(
(int)strtol(s, &ts, 10));
if (*ts != '\0') {
free(serv->s_name);
return (-1);
}
break;
case 2:
serv->s_proto = strdup(s);
ATF_REQUIRE(serv->s_proto != NULL);
break;
default:
if (sl == NULL) {
if (strcmp(s, "(null)") == 0)
return (0);
sl = sl_init();
ATF_REQUIRE(sl != NULL);
if (strcmp(s, "noaliases") != 0) {
ts = strdup(s);
ATF_REQUIRE(ts != NULL);
sl_add(sl, ts);
}
} else {
ts = strdup(s);
ATF_REQUIRE(ts != NULL);
sl_add(sl, ts);
}
break;
}
++i;
}
if (i < 3) {
free(serv->s_name);
free(serv->s_proto);
memset(serv, 0, sizeof(struct servent));
return (-1);
}
sl_add(sl, NULL);
serv->s_aliases = sl->sl_str;
/* NOTE: is it a dirty hack or not? */
free(sl);
return (0);
}
static void
dump_servent(struct servent *result)
{
if (result != NULL) {
char buffer[1024];
sdump_servent(result, buffer, sizeof(buffer));
printf("%s\n", buffer);
} else
printf("(null)\n");
}
static int
servent_fill_test_data(struct servent_test_data *td)
{
struct servent *serv;
setservent(1);
while ((serv = getservent()) != NULL) {
if (servent_test_correctness(serv, NULL) == 0)
TEST_DATA_APPEND(servent, td, serv);
else
return (-1);
}
endservent();
return (0);
}
static int
servent_test_correctness(struct servent *serv, void *mdata __unused)
{
printf("testing correctness with the following data:\n");
dump_servent(serv);
if (serv == NULL)
goto errfin;
if (serv->s_name == NULL)
goto errfin;
if (serv->s_proto == NULL)
goto errfin;
if (ntohs(serv->s_port < 0))
goto errfin;
if (serv->s_aliases == NULL)
goto errfin;
printf("correct\n");
return (0);
errfin:
printf("incorrect\n");
return (-1);
}
/* servent_check_ambiguity() is needed when one port+proto is associated with
* more than one service (these cases are usually marked as PROBLEM in
* /etc/services. This functions is needed also when one service+proto is
* associated with several ports. We have to check all the servent structures
* to make sure that serv really exists and correct */
static int
servent_check_ambiguity(struct servent_test_data *td, struct servent *serv)
{
return (TEST_DATA_FIND(servent, td, serv, compare_servent,
NULL) != NULL ? 0 : -1);
}
static int
servent_test_getservbyname(struct servent *serv_model, void *mdata)
{
char **alias;
struct servent *serv;
printf("testing getservbyname() with the following data:\n");
dump_servent(serv_model);
serv = getservbyname(serv_model->s_name, serv_model->s_proto);
if (servent_test_correctness(serv, NULL) != 0)
goto errfin;
if ((compare_servent(serv, serv_model, NULL) != 0) &&
(servent_check_ambiguity((struct servent_test_data *)mdata, serv)
!=0))
goto errfin;
for (alias = serv_model->s_aliases; *alias; ++alias) {
serv = getservbyname(*alias, serv_model->s_proto);
if (servent_test_correctness(serv, NULL) != 0)
goto errfin;
if ((compare_servent(serv, serv_model, NULL) != 0) &&
(servent_check_ambiguity(
(struct servent_test_data *)mdata, serv) != 0))
goto errfin;
}
printf("ok\n");
return (0);
errfin:
printf("not ok\n");
return (-1);
}
static int
servent_test_getservbyport(struct servent *serv_model, void *mdata)
{
struct servent *serv;
printf("testing getservbyport() with the following data...\n");
dump_servent(serv_model);
serv = getservbyport(serv_model->s_port, serv_model->s_proto);
if ((servent_test_correctness(serv, NULL) != 0) ||
((compare_servent(serv, serv_model, NULL) != 0) &&
(servent_check_ambiguity((struct servent_test_data *)mdata, serv)
!= 0))) {
printf("not ok\n");
return (-1);
} else {
printf("ok\n");
return (0);
}
}
static int
servent_test_getservent(struct servent *serv, void *mdata __unused)
{
/* Only correctness can be checked when doing 1-pass test for
* getservent(). */
return (servent_test_correctness(serv, NULL));
}
static int
run_tests(const char *snapshot_file, enum test_methods method)
{
struct servent_test_data td, td_snap, td_2pass;
int rv;
TEST_DATA_INIT(servent, &td, clone_servent, free_servent);
TEST_DATA_INIT(servent, &td_snap, clone_servent, free_servent);
if (snapshot_file != NULL) {
if (access(snapshot_file, W_OK | R_OK) != 0) {
if (errno == ENOENT)
method = TEST_BUILD_SNAPSHOT;
else {
printf("can't access the file %s\n",
snapshot_file);
rv = -1;
goto fin;
}
} else {
if (method == TEST_BUILD_SNAPSHOT) {
rv = 0;
goto fin;
}
TEST_SNAPSHOT_FILE_READ(servent, snapshot_file,
&td_snap, servent_read_snapshot_func);
}
}
rv = servent_fill_test_data(&td);
if (rv == -1)
return (-1);
switch (method) {
case TEST_GETSERVBYNAME:
if (snapshot_file == NULL)
rv = DO_1PASS_TEST(servent, &td,
servent_test_getservbyname, (void *)&td);
else
rv = DO_1PASS_TEST(servent, &td_snap,
servent_test_getservbyname, (void *)&td_snap);
break;
case TEST_GETSERVBYPORT:
if (snapshot_file == NULL)
rv = DO_1PASS_TEST(servent, &td,
servent_test_getservbyport, (void *)&td);
else
rv = DO_1PASS_TEST(servent, &td_snap,
servent_test_getservbyport, (void *)&td_snap);
break;
case TEST_GETSERVENT:
if (snapshot_file == NULL)
rv = DO_1PASS_TEST(servent, &td, servent_test_getservent,
(void *)&td);
else
rv = DO_2PASS_TEST(servent, &td, &td_snap,
compare_servent, NULL);
break;
case TEST_GETSERVENT_2PASS:
TEST_DATA_INIT(servent, &td_2pass, clone_servent, free_servent);
rv = servent_fill_test_data(&td_2pass);
if (rv != -1)
rv = DO_2PASS_TEST(servent, &td, &td_2pass,
compare_servent, NULL);
TEST_DATA_DESTROY(servent, &td_2pass);
break;
case TEST_BUILD_SNAPSHOT:
if (snapshot_file != NULL)
rv = TEST_SNAPSHOT_FILE_WRITE(servent, snapshot_file, &td,
sdump_servent);
break;
default:
rv = 0;
break;
}
fin:
TEST_DATA_DESTROY(servent, &td_snap);
TEST_DATA_DESTROY(servent, &td);
return (rv);
}
#define SNAPSHOT_FILE "snapshot_serv"
ATF_TC_WITHOUT_HEAD(build_snapshot);
ATF_TC_BODY(build_snapshot, tc)
{
ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_BUILD_SNAPSHOT) == 0);
}
ATF_TC_WITHOUT_HEAD(getservbyname);
ATF_TC_BODY(getservbyname, tc)
{
ATF_REQUIRE(run_tests(NULL, TEST_GETSERVBYNAME) == 0);
}
ATF_TC_WITHOUT_HEAD(getservbyname_with_snapshot);
ATF_TC_BODY(getservbyname_with_snapshot, tc)
{
ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_BUILD_SNAPSHOT) == 0);
ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_GETSERVBYNAME) == 0);
}
ATF_TC_WITHOUT_HEAD(getservbyport);
ATF_TC_BODY(getservbyport, tc)
{
ATF_REQUIRE(run_tests(NULL, TEST_GETSERVBYPORT) == 0);
}
ATF_TC_WITHOUT_HEAD(getservbyport_with_snapshot);
ATF_TC_BODY(getservbyport_with_snapshot, tc)
{
ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_BUILD_SNAPSHOT) == 0);
ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_GETSERVBYPORT) == 0);
}
ATF_TC_WITHOUT_HEAD(getservbyent);
ATF_TC_BODY(getservbyent, tc)
{
ATF_REQUIRE(run_tests(NULL, TEST_GETSERVENT) == 0);
}
ATF_TC_WITHOUT_HEAD(getservbyent_with_snapshot);
ATF_TC_BODY(getservbyent_with_snapshot, tc)
{
ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_BUILD_SNAPSHOT) == 0);
ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_GETSERVENT) == 0);
}
ATF_TC_WITHOUT_HEAD(getservbyent_with_two_pass);
ATF_TC_BODY(getservbyent_with_two_pass, tc)
{
ATF_REQUIRE(run_tests(NULL, TEST_GETSERVENT_2PASS) == 0);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, build_snapshot);
ATF_TP_ADD_TC(tp, getservbyent);
ATF_TP_ADD_TC(tp, getservbyent_with_snapshot);
ATF_TP_ADD_TC(tp, getservbyent_with_two_pass);
ATF_TP_ADD_TC(tp, getservbyname);
ATF_TP_ADD_TC(tp, getservbyname_with_snapshot);
ATF_TP_ADD_TC(tp, getservbyport);
ATF_TP_ADD_TC(tp, getservbyport_with_snapshot);
return (atf_no_error());
}