1 files changed, 556 insertions, 0 deletions

diff --git a/lib/libc/tests/nss/getproto_test.c b/lib/libc/tests/nss/getproto_test.c
new file mode 100644
index 0000000..fdb6804
--- /dev/null
+++ b/lib/libc/tests/nss/getproto_test.c
@@ -0,0 +1,556 @@
+/*-
+ * 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 <assert.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_GETPROTOENT,
+	TEST_GETPROTOBYNAME,
+	TEST_GETPROTOBYNUMBER,
+	TEST_GETPROTOENT_2PASS,
+	TEST_BUILD_SNAPSHOT
+};
+
+DECLARE_TEST_DATA(protoent)
+DECLARE_TEST_FILE_SNAPSHOT(protoent)
+DECLARE_1PASS_TEST(protoent)
+DECLARE_2PASS_TEST(protoent)
+
+static void clone_protoent(struct protoent *, struct protoent const *);
+static int compare_protoent(struct protoent *, struct protoent *, void *);
+static void dump_protoent(struct protoent *);
+static void free_protoent(struct protoent *);
+
+static void sdump_protoent(struct protoent *, char *, size_t);
+static int protoent_read_snapshot_func(struct protoent *, char *);
+
+static int protoent_check_ambiguity(struct protoent_test_data *,
+	struct protoent *);
+static int protoent_fill_test_data(struct protoent_test_data *);
+static int protoent_test_correctness(struct protoent *, void *);
+static int protoent_test_getprotobyname(struct protoent *, void *);
+static int protoent_test_getprotobynumber(struct protoent *, void *);
+static int protoent_test_getprotoent(struct protoent *, void *);
+
+IMPLEMENT_TEST_DATA(protoent)
+IMPLEMENT_TEST_FILE_SNAPSHOT(protoent)
+IMPLEMENT_1PASS_TEST(protoent)
+IMPLEMENT_2PASS_TEST(protoent)
+
+static void
+clone_protoent(struct protoent *dest, struct protoent const *src)
+{
+	assert(dest != NULL);
+	assert(src != NULL);
+
+	char **cp;
+	int aliases_num;
+
+	memset(dest, 0, sizeof(struct protoent));
+
+	if (src->p_name != NULL) {
+		dest->p_name = strdup(src->p_name);
+		assert(dest->p_name != NULL);
+	}
+
+	dest->p_proto = src->p_proto;
+
+	if (src->p_aliases != NULL) {
+		aliases_num = 0;
+		for (cp = src->p_aliases; *cp; ++cp)
+			++aliases_num;
+
+		dest->p_aliases = calloc(1, (aliases_num+1) * sizeof(char *));
+		assert(dest->p_aliases != NULL);
+
+		for (cp = src->p_aliases; *cp; ++cp) {
+			dest->p_aliases[cp - src->p_aliases] = strdup(*cp);
+			assert(dest->p_aliases[cp - src->p_aliases] != NULL);
+		}
+	}
+}
+
+static void
+free_protoent(struct protoent *pe)
+{
+	char **cp;
+
+	assert(pe != NULL);
+
+	free(pe->p_name);
+
+	for (cp = pe->p_aliases; *cp; ++cp)
+		free(*cp);
+	free(pe->p_aliases);
+}
+
+static  int
+compare_protoent(struct protoent *pe1, struct protoent *pe2, void *mdata)
+{
+	char **c1, **c2;
+
+	if (pe1 == pe2)
+		return 0;
+
+	if ((pe1 == NULL) || (pe2 == NULL))
+		goto errfin;
+
+	if ((strcmp(pe1->p_name, pe2->p_name) != 0) ||
+		(pe1->p_proto != pe2->p_proto))
+			goto errfin;
+
+	c1 = pe1->p_aliases;
+	c2 = pe2->p_aliases;
+
+	if ((pe1->p_aliases == NULL) || (pe2->p_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_protoent(pe1);
+		dump_protoent(pe2);
+	}
+
+	return (-1);
+}
+
+static void
+sdump_protoent(struct protoent *pe, char *buffer, size_t buflen)
+{
+	char **cp;
+	int written;
+
+	written = snprintf(buffer, buflen, "%s %d",
+		pe->p_name, pe->p_proto);
+	buffer += written;
+	if (written > buflen)
+		return;
+	buflen -= written;
+
+	if (pe->p_aliases != NULL) {
+		if (*(pe->p_aliases) != '\0') {
+			for (cp = pe->p_aliases; *cp; ++cp) {
+				written = snprintf(buffer, buflen, " %s",*cp);
+				buffer += written;
+				if (written > buflen)
+					return;
+				buflen -= written;
+
+				if (buflen == 0)
+					return;
+			}
+		} else
+			snprintf(buffer, buflen, " noaliases");
+	} else
+		snprintf(buffer, buflen, " (null)");
+}
+
+static int
+protoent_read_snapshot_func(struct protoent *pe, 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(pe, 0, sizeof(struct protoent));
+	while ( (s = strsep(&ps, " ")) != NULL) {
+		switch (i) {
+			case 0:
+				pe->p_name = strdup(s);
+				assert(pe->p_name != NULL);
+			break;
+
+			case 1:
+				pe->p_proto = (int)strtol(s, &ts, 10);
+				if (*ts != '\0') {
+					free(pe->p_name);
+					return (-1);
+				}
+			break;
+
+			default:
+				if (sl == NULL) {
+					if (strcmp(s, "(null)") == 0)
+						return (0);
+
+					sl = sl_init();
+					assert(sl != NULL);
+
+					if (strcmp(s, "noaliases") != 0) {
+						ts = strdup(s);
+						assert(ts != NULL);
+						sl_add(sl, ts);
+					}
+				} else {
+					ts = strdup(s);
+					assert(ts != NULL);
+					sl_add(sl, ts);
+				}
+			break;
+		}
+		++i;
+	}
+
+	if (i < 3) {
+		free(pe->p_name);
+		memset(pe, 0, sizeof(struct protoent));
+		return (-1);
+	}
+
+	sl_add(sl, NULL);
+	pe->p_aliases = sl->sl_str;
+
+	/* NOTE: is it a dirty hack or not? */
+	free(sl);
+	return (0);
+}
+
+static void
+dump_protoent(struct protoent *result)
+{
+	if (result != NULL) {
+		char buffer[1024];
+		sdump_protoent(result, buffer, sizeof(buffer));
+		printf("%s\n", buffer);
+	} else
+		printf("(null)\n");
+}
+
+static int
+protoent_fill_test_data(struct protoent_test_data *td)
+{
+	struct protoent *pe;
+
+	setprotoent(1);
+	while ((pe = getprotoent()) != NULL) {
+		if (protoent_test_correctness(pe, NULL) == 0)
+			TEST_DATA_APPEND(protoent, td, pe);
+		else
+			return (-1);
+	}
+	endprotoent();
+
+	return (0);
+}
+
+static int
+protoent_test_correctness(struct protoent *pe, void *mdata)
+{
+	printf("testing correctness with the following data:\n");
+	dump_protoent(pe);
+
+	if (pe == NULL)
+		goto errfin;
+
+	if (pe->p_name == NULL)
+		goto errfin;
+
+	if (pe->p_proto < 0)
+		goto errfin;
+
+	if (pe->p_aliases == NULL)
+		goto errfin;
+
+	printf("correct\n");
+
+	return (0);
+errfin:
+	printf("incorrect\n");
+
+	return (-1);
+}
+
+/* protoent_check_ambiguity() is needed when one port+proto is associated with
+ * more than one peice (these cases are usually marked as PROBLEM in
+ * /etc/peices. This functions is needed also when one peice+proto is
+ * associated with several ports. We have to check all the protoent structures
+ * to make sure that pe really exists and correct */
+static int
+protoent_check_ambiguity(struct protoent_test_data *td, struct protoent *pe)
+{
+
+	return (TEST_DATA_FIND(protoent, td, pe, compare_protoent,
+		NULL) != NULL ? 0 : -1);
+}
+
+static int
+protoent_test_getprotobyname(struct protoent *pe_model, void *mdata)
+{
+	char **alias;
+	struct protoent *pe;
+
+	printf("testing getprotobyname() with the following data:\n");
+	dump_protoent(pe_model);
+
+	pe = getprotobyname(pe_model->p_name);
+	if (protoent_test_correctness(pe, NULL) != 0)
+		goto errfin;
+
+	if ((compare_protoent(pe, pe_model, NULL) != 0) &&
+	    (protoent_check_ambiguity((struct protoent_test_data *)mdata, pe)
+	    !=0))
+	    goto errfin;
+
+	for (alias = pe_model->p_aliases; *alias; ++alias) {
+		pe = getprotobyname(*alias);
+
+		if (protoent_test_correctness(pe, NULL) != 0)
+			goto errfin;
+
+		if ((compare_protoent(pe, pe_model, NULL) != 0) &&
+		    (protoent_check_ambiguity(
+		    (struct protoent_test_data *)mdata, pe) != 0))
+		    goto errfin;
+	}
+
+	printf("ok\n");
+	return (0);
+
+errfin:
+	printf("not ok\n");
+
+	return (-1);
+}
+
+static int
+protoent_test_getprotobynumber(struct protoent *pe_model, void *mdata)
+{
+	struct protoent *pe;
+
+	printf("testing getprotobyport() with the following data...\n");
+	dump_protoent(pe_model);
+
+	pe = getprotobynumber(pe_model->p_proto);
+	if ((protoent_test_correctness(pe, NULL) != 0) ||
+	    ((compare_protoent(pe, pe_model, NULL) != 0) &&
+	    (protoent_check_ambiguity((struct protoent_test_data *)mdata, pe)
+	    != 0))) {
+		printf("not ok\n");
+		return (-1);
+	} else {
+		printf("ok\n");
+		return (0);
+	}
+}
+
+static int
+protoent_test_getprotoent(struct protoent *pe, void *mdata)
+{
+	/* Only correctness can be checked when doing 1-pass test for
+	 * getprotoent(). */
+	return (protoent_test_correctness(pe, NULL));
+}
+
+int
+run_tests(const char *snapshot_file, enum test_methods method)
+{
+	struct protoent_test_data td, td_snap, td_2pass;
+	int rv;
+
+	TEST_DATA_INIT(protoent, &td, clone_protoent, free_protoent);
+	TEST_DATA_INIT(protoent, &td_snap, clone_protoent, free_protoent);
+	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(protoent, snapshot_file,
+				&td_snap, protoent_read_snapshot_func);
+		}
+	}
+
+	rv = protoent_fill_test_data(&td);
+	if (rv == -1)
+		return (-1);
+	switch (method) {
+	case TEST_GETPROTOBYNAME:
+		if (snapshot_file == NULL)
+			rv = DO_1PASS_TEST(protoent, &td,
+				protoent_test_getprotobyname, (void *)&td);
+		else
+			rv = DO_1PASS_TEST(protoent, &td_snap,
+				protoent_test_getprotobyname, (void *)&td_snap);
+		break;
+	case TEST_GETPROTOBYNUMBER:
+		if (snapshot_file == NULL)
+			rv = DO_1PASS_TEST(protoent, &td,
+				protoent_test_getprotobynumber, (void *)&td);
+		else
+			rv = DO_1PASS_TEST(protoent, &td_snap,
+				protoent_test_getprotobynumber, (void *)&td_snap);
+		break;
+	case TEST_GETPROTOENT:
+		if (snapshot_file == NULL)
+			rv = DO_1PASS_TEST(protoent, &td,
+				protoent_test_getprotoent, (void *)&td);
+		else
+			rv = DO_2PASS_TEST(protoent, &td, &td_snap,
+				compare_protoent, NULL);
+		break;
+	case TEST_GETPROTOENT_2PASS:
+		TEST_DATA_INIT(protoent, &td_2pass, clone_protoent,
+		    free_protoent);
+		rv = protoent_fill_test_data(&td_2pass);
+		if (rv != -1)
+			rv = DO_2PASS_TEST(protoent, &td, &td_2pass,
+				compare_protoent, NULL);
+		TEST_DATA_DESTROY(protoent, &td_2pass);
+		break;
+	case TEST_BUILD_SNAPSHOT:
+		if (snapshot_file != NULL)
+			rv = TEST_SNAPSHOT_FILE_WRITE(protoent, snapshot_file,
+			    &td, sdump_protoent);
+		break;
+	default:
+		rv = 0;
+		break;
+	}
+
+fin:
+	TEST_DATA_DESTROY(protoent, &td_snap);
+	TEST_DATA_DESTROY(protoent, &td);
+
+	return (rv);
+}
+
+#define	SNAPSHOT_FILE	"snapshot_proto"
+
+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(getprotoent);
+ATF_TC_BODY(getprotoent, tc)
+{
+
+	ATF_REQUIRE(run_tests(NULL, TEST_GETPROTOENT) == 0);
+}
+
+ATF_TC_WITHOUT_HEAD(getprotoent_with_snapshot);
+ATF_TC_BODY(getprotoent_with_snapshot, tc)
+{
+
+	ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_BUILD_SNAPSHOT) == 0);
+	ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_GETPROTOENT) == 0);
+}
+
+ATF_TC_WITHOUT_HEAD(getprotoent_with_two_pass);
+ATF_TC_BODY(getprotoent_with_two_pass, tc)
+{
+
+	ATF_REQUIRE(run_tests(NULL, TEST_GETPROTOENT_2PASS) == 0);
+}
+
+ATF_TC_WITHOUT_HEAD(getprotobyname);
+ATF_TC_BODY(getprotobyname, tc)
+{
+
+	ATF_REQUIRE(run_tests(NULL, TEST_GETPROTOBYNAME) == 0);
+}
+
+ATF_TC_WITHOUT_HEAD(getprotobyname_with_snapshot);
+ATF_TC_BODY(getprotobyname_with_snapshot, tc)
+{
+
+	ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_BUILD_SNAPSHOT) == 0);
+	ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_GETPROTOBYNAME) == 0);
+}
+
+ATF_TC_WITHOUT_HEAD(getprotobynumber);
+ATF_TC_BODY(getprotobynumber, tc)
+{
+
+	ATF_REQUIRE(run_tests(NULL, TEST_GETPROTOBYNUMBER) == 0);
+}
+
+ATF_TC_WITHOUT_HEAD(getprotobynumber_with_snapshot);
+ATF_TC_BODY(getprotobynumber_with_snapshot, tc)
+{
+
+	ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_BUILD_SNAPSHOT) == 0);
+	ATF_REQUIRE(run_tests(SNAPSHOT_FILE, TEST_GETPROTOBYNUMBER) == 0);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+	ATF_TP_ADD_TC(tp, build_snapshot);
+	ATF_TP_ADD_TC(tp, getprotoent);
+	ATF_TP_ADD_TC(tp, getprotoent_with_snapshot);
+	ATF_TP_ADD_TC(tp, getprotoent_with_two_pass);
+	ATF_TP_ADD_TC(tp, getprotobyname);
+	ATF_TP_ADD_TC(tp, getprotobyname_with_snapshot);
+	ATF_TP_ADD_TC(tp, getprotobynumber);
+	ATF_TP_ADD_TC(tp, getprotobynumber_with_snapshot);
+
+	return (atf_no_error());
+}