fortify-headers

commit f0305fb85796cc4dcc537123d6b9b3152cf0c4be
parent fea08b7aef9cd235d6ae384c1fd6e9578dc952c4
Author: jvoisin <julien.voisin@dustri.org>
Date:   Sun, 20 Aug 2023 17:59:13 +0200

Add two tests for memchr

Diffstat:
M
tests/Makefile
 | 
2
++
A
tests/test_memchr_dynamic_read.c
 | 
16
++++++++++++++++
A
tests/test_memchr_static_read.c
 | 
17
+++++++++++++++++

3 files changed, 35 insertions(+), 0 deletions(-)
diff --git a/tests/Makefile b/tests/Makefile
@@ -32,6 +32,8 @@ TARGETS= \
 	test_getlogin_r_dynamic      \
 	test_getlogin_r_static       \
 	test_malloc                  \
+	test_memchr_dynamic_read     \
+	test_memchr_static_read      \
 	test_memcpy_dynamic_read     \
 	test_memcpy_dynamic_write    \
 	test_memcpy_overwrite_over   \
diff --git a/tests/test_memchr_dynamic_read.c b/tests/test_memchr_dynamic_read.c
@@ -0,0 +1,16 @@
+#include "common.h"
+
+#include <string.h>
+
+int main(int argc, char** argv) {
+  const char* buffer = "12345";
+  memchr(buffer, (int)'4', strlen(buffer) - 1);
+  puts(buffer);
+
+  CHK_FAIL_START
+  memchr(buffer, (int)'A', argc);
+  CHK_FAIL_END
+
+  puts(buffer);
+  return ret;
+}
diff --git a/tests/test_memchr_static_read.c b/tests/test_memchr_static_read.c
@@ -0,0 +1,17 @@
+#include "common.h"
+
+#include <string.h>
+
+int main(int argc, char** argv) {
+  const char* buffer = "12345";
+  const char* padding = "ABCDEFGHIJKLMN";
+  memchr(buffer, (int)'4', strlen(buffer) - 1);
+  puts(buffer);
+
+  CHK_FAIL_START
+  memchr(buffer, (int)'A', strlen(buffer) + 4);
+  CHK_FAIL_END
+
+  puts(buffer);
+  return ret;
+}