fortify-headers

commit 1122a7b8d9ab1c6ea030fac11495fc75aae07d42
parent 09b5fc1fd8fefe672fa1bb3ef63cb43e0f5f5476
Author: jvoisin <julien.voisin@dustri.org>
Date:   Sun, 17 Sep 2023 15:48:42 +0200

Add dynamic tests for strcpy and strncat

Diffstat:
M
tests/Makefile
 | 
2
++
A
tests/test_strcpy_dynamic_write.c
 | 
16
++++++++++++++++
A
tests/test_strncat_dynamic_write.c
 | 
16
++++++++++++++++

3 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/tests/Makefile b/tests/Makefile
@@ -88,7 +88,9 @@ TARGETS= \
 	test_strcpy_overwrite_over   \
 	test_strcpy_overwrite_under  \
 	test_strcpy_static_write     \
+	test_strcpy_dynamic_write    \
 	test_strncat_static_write    \
+	test_strncat_dynamic_write   \
 	test_strncpy_overwrite_over  \
 	test_strncpy_overwrite_under \
 	test_strncpy_static_write    \
diff --git a/tests/test_strcpy_dynamic_write.c b/tests/test_strcpy_dynamic_write.c
@@ -0,0 +1,16 @@
+#include "common.h"
+
+#include <string.h>
+
+int main(int argc, char** argv) {
+  char buffer[8] = {0};
+  strcpy(buffer, "1234567");
+  puts(buffer);
+
+  CHK_FAIL_START
+  strcpy(buffer, argv[1]);
+  CHK_FAIL_END
+
+  puts(buffer);
+  return ret;
+}
diff --git a/tests/test_strncat_dynamic_write.c b/tests/test_strncat_dynamic_write.c
@@ -0,0 +1,16 @@
+#include "common.h"
+
+#include <string.h>
+
+int main(int argc, char** argv) {
+  char buffer[8] = {0};
+  strncat(buffer, "1234567", 5);
+  puts(buffer);
+
+  CHK_FAIL_START
+  strncat(buffer, argv[1], argc);
+  CHK_FAIL_END
+
+  puts(buffer);
+  return ret;
+}