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bind/bind-9.11-kyua-ht_test.patch

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From cc6bf2f8a3a1986ae0ef74ad8baadc08145a6702 Mon Sep 17 00:00:00 2001
From: Mark Andrews <marka@isc.org>
Date: Wed, 27 Sep 2017 16:02:02 +1000
Subject: [PATCH] 4740. [cleanup] Avoid triggering format-truncated
warnings. [RT #46107]
(cherry picked from commit 73074e954a1f751c561728d08176b6849e843a2e)
use %u and cast to unsigned int
(cherry picked from commit 2495de04a50dc44968490168226199b9c80a2ab4)
4775. [bug] Address Coverity warnings in ht_test.c and mem_test.c
[RT #46281]
(cherry picked from commit 583e355951c73f5cdae3a161be9753701abaf553)
4776. [bug] Improve portability of ht_test. [RT #46333]
(cherry picked from commit 66258ca349b7398062e684337b19c5ce76701037)
(cherry picked from commit 5ff48dca189244295a0baded4970605156ca8529)
---
lib/isc/tests/ht_test.c | 99 +++++++++++++++++++++++++++++++++----------------
1 file changed, 67 insertions(+), 32 deletions(-)
diff --git a/lib/isc/tests/ht_test.c b/lib/isc/tests/ht_test.c
index 78dbc2d6a1..4a56ab86b5 100644
--- a/lib/isc/tests/ht_test.c
+++ b/lib/isc/tests/ht_test.c
@@ -20,8 +20,11 @@
#include <isc/ht.h>
#include <isc/mem.h>
#include <isc/print.h>
+#include <isc/string.h>
#include <isc/util.h>
+#include <inttypes.h>
+
static void *
default_memalloc(void *arg, size_t size) {
UNUSED(arg);
@@ -36,25 +39,28 @@ default_memfree(void *arg, void *ptr) {
free(ptr);
}
-
-static void test_ht_full(int bits, int count) {
+static void test_ht_full(int bits, uintptr_t count) {
isc_ht_t *ht = NULL;
isc_result_t result;
isc_mem_t *mctx = NULL;
- isc_int64_t i;
+ uintptr_t i;
result = isc_mem_createx2(0, 0, default_memalloc, default_memfree,
NULL, &mctx, 0);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
- isc_ht_init(&ht, mctx, bits);
+ result = isc_ht_init(&ht, mctx, bits);
+ ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
+ ATF_REQUIRE(ht != NULL);
+
for (i = 1; i < count; i++) {
/*
- * Note that the string we're snprintfing is always > 16 bytes
- * so we are always filling the key.
+ * Note: snprintf() is followed with strlcat()
+ * to ensure we are always filling the 16 byte key.
*/
unsigned char key[16];
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_add(ht, key, 16, (void *) i);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
}
@@ -62,22 +68,29 @@ static void test_ht_full(int bits, int count) {
for (i = 1; i < count; i++) {
unsigned char key[16];
void *f = NULL;
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_find(ht, key, 16, &f);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
- ATF_REQUIRE_EQ(i, (isc_int64_t) f);
+ ATF_REQUIRE_EQ(i, (uintptr_t) f);
}
for (i = 1; i < count; i++) {
unsigned char key[16];
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_add(ht, key, 16, (void *) i);
ATF_REQUIRE_EQ(result, ISC_R_EXISTS);
}
for (i = 1; i < count; i++) {
char key[64];
- snprintf((char *)key, 64, "%lld key of a str hashtable!!", i);
+ /*
+ * Note: the key size is now strlen(key) which is bigger
+ * then the keys added above.
+ */
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_add(ht, (const unsigned char *) key,
strlen(key), (void *) i);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
@@ -86,7 +99,11 @@ static void test_ht_full(int bits, int count) {
for (i = 1; i < count; i++) {
unsigned char key[16];
void *f = NULL;
- snprintf((char *)key, 16, "%lld KEY of a raw hashtable!!", i);
+ /*
+ * Note: case of KEY is now in capitals,
+ */
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " KEY of a raw hashtable!!", sizeof(key));
result = isc_ht_find(ht, key, 16, &f);
ATF_REQUIRE_EQ(result, ISC_R_NOTFOUND);
ATF_REQUIRE_EQ(f, NULL);
@@ -95,7 +112,8 @@ static void test_ht_full(int bits, int count) {
for (i = 1; i < count; i++) {
char key[64];
void *f = NULL;
- snprintf((char *)key, 64, "%lld key of a str hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_find(ht, (const unsigned char *) key,
strlen(key), &f);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
@@ -105,7 +123,8 @@ static void test_ht_full(int bits, int count) {
for (i = 1; i < count; i++) {
unsigned char key[16];
void *f = NULL;
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_delete(ht, key, 16);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = isc_ht_find(ht, key, 16, &f);
@@ -115,7 +134,11 @@ static void test_ht_full(int bits, int count) {
for (i = 1; i < count; i++) {
unsigned char key[16];
- snprintf((char *)key, 16, "%lld KEY of a raw hashtable!!", i);
+ /*
+ * Note: upper case KEY.
+ */
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " KEY of a raw hashtable!!", sizeof(key));
result = isc_ht_add(ht, key, 16, (void *) i);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
}
@@ -123,7 +146,8 @@ static void test_ht_full(int bits, int count) {
for (i = 1; i < count; i++) {
char key[64];
void *f = NULL;
- snprintf((char *)key, 64, "%lld key of a str hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_delete(ht, (const unsigned char *) key,
strlen(key));
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
@@ -137,16 +161,21 @@ static void test_ht_full(int bits, int count) {
for (i = 1; i < count; i++) {
unsigned char key[16];
void *f = NULL;
- snprintf((char *)key, 16, "%lld KEY of a raw hashtable!!", i);
+ /*
+ * Note: case of KEY is now in capitals,
+ */
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " KEY of a raw hashtable!!", sizeof(key));
result = isc_ht_find(ht, key, 16, &f);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
- ATF_REQUIRE_EQ(i, (isc_int64_t) f);
+ ATF_REQUIRE_EQ(i, (uintptr_t) f);
}
for (i = 1; i < count; i++) {
unsigned char key[16];
void *f = NULL;
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, " key of a raw hashtable!!", sizeof(key));
result = isc_ht_find(ht, key, 16, &f);
ATF_REQUIRE_EQ(result, ISC_R_NOTFOUND);
ATF_REQUIRE_EQ(f, NULL);
@@ -161,9 +190,9 @@ static void test_ht_iterator() {
isc_result_t result;
isc_mem_t *mctx = NULL;
isc_ht_iter_t * iter = NULL;
- isc_int64_t i;
- isc_int64_t v;
- isc_uint32_t count = 10000;
+ uintptr_t i;
+ void *v;
+ uintptr_t count = 10000;
isc_uint32_t walked;
unsigned char key[16];
unsigned char *tkey;
@@ -181,7 +210,8 @@ static void test_ht_iterator() {
* Note that the string we're snprintfing is always > 16 bytes
* so we are always filling the key.
*/
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", i);
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, "key of a raw hashtable!!", sizeof(key));
result = isc_ht_add(ht, key, 16, (void *) i);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
}
@@ -194,10 +224,12 @@ static void test_ht_iterator() {
result == ISC_R_SUCCESS;
result = isc_ht_iter_next(iter))
{
- isc_ht_iter_current(iter, (void**) &v);
+ isc_ht_iter_current(iter, &v);
isc_ht_iter_currentkey(iter, &tkey, &tksize);
ATF_REQUIRE_EQ(tksize, 16);
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", v);
+ i = (uintptr_t)v;
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, "key of a raw hashtable!!", sizeof(key));
ATF_REQUIRE_EQ(memcmp(key, tkey, 16), 0);
walked++;
}
@@ -208,12 +240,14 @@ static void test_ht_iterator() {
walked = 0;
result = isc_ht_iter_first(iter);
while (result == ISC_R_SUCCESS) {
- isc_ht_iter_current(iter, (void**) &v);
+ isc_ht_iter_current(iter, &v);
isc_ht_iter_currentkey(iter, &tkey, &tksize);
ATF_REQUIRE_EQ(tksize, 16);
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", v);
+ i = (uintptr_t)v;
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, "key of a raw hashtable!!", sizeof(key));
ATF_REQUIRE_EQ(memcmp(key, tkey, 16), 0);
- if (v % 2 == 0) {
+ if ((uintptr_t)v % 2 == 0) {
result = isc_ht_iter_delcurrent_next(iter);
} else {
result = isc_ht_iter_next(iter);
@@ -227,12 +261,14 @@ static void test_ht_iterator() {
walked = 0;
result = isc_ht_iter_first(iter);
while (result == ISC_R_SUCCESS) {
- isc_ht_iter_current(iter, (void**) &v);
+ isc_ht_iter_current(iter, &v);
isc_ht_iter_currentkey(iter, &tkey, &tksize);
ATF_REQUIRE_EQ(tksize, 16);
- snprintf((char *)key, 16, "%lld key of a raw hashtable!!", v);
+ i = (uintptr_t)v;
+ snprintf((char *)key, sizeof(key), "%u", (unsigned int)i);
+ strlcat((char *)key, "key of a raw hashtable!!", sizeof(key));
ATF_REQUIRE_EQ(memcmp(key, tkey, 16), 0);
- if (v % 2 == 1) {
+ if ((uintptr_t)v % 2 == 1) {
result = isc_ht_iter_delcurrent_next(iter);
} else {
result = isc_ht_iter_next(iter);
@@ -322,4 +358,3 @@ ATF_TP_ADD_TCS(tp) {
ATF_TP_ADD_TC(tp, isc_ht_iterator);
return (atf_no_error());
}
-
--
2.14.3
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