Add a test for calloc zeroization
Signed-off-by: Andrzej Kurek <andrzej.kurek@arm.com>
diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index bb2d66d..7e87946 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -3680,7 +3680,7 @@
/* Platform options */
//#define MBEDTLS_PLATFORM_STD_MEM_HDR <stdlib.h> /**< Header to include if MBEDTLS_PLATFORM_NO_STD_FUNCTIONS is defined. Don't define if no header is needed. */
-//#define MBEDTLS_PLATFORM_STD_CALLOC calloc /**< Default allocator to use, can be undefined. Please note that it should zeroize the buffer after allocation. */
+//#define MBEDTLS_PLATFORM_STD_CALLOC calloc /**< Default allocator to use, can be undefined. Please note that it should zeroize the allocated buffer. */
//#define MBEDTLS_PLATFORM_STD_FREE free /**< Default free to use, can be undefined */
//#define MBEDTLS_PLATFORM_STD_SETBUF setbuf /**< Default setbuf to use, can be undefined */
//#define MBEDTLS_PLATFORM_STD_EXIT exit /**< Default exit to use, can be undefined */
diff --git a/tests/suites/test_suite_platform.data b/tests/suites/test_suite_platform.data
index 4276b8f..6499282 100644
--- a/tests/suites/test_suite_platform.data
+++ b/tests/suites/test_suite_platform.data
@@ -4,3 +4,6 @@
Time: get seconds
time_get_seconds:
+
+Check mbedtls_calloc zeroization
+check_mbedtls_calloc_zeroization:
\ No newline at end of file
diff --git a/tests/suites/test_suite_platform.function b/tests/suites/test_suite_platform.function
index 61681b8..82c656d 100644
--- a/tests/suites/test_suite_platform.function
+++ b/tests/suites/test_suite_platform.function
@@ -120,3 +120,17 @@
goto exit;
}
/* END_CASE */
+
+/* BEGIN_CASE */
+void check_mbedtls_calloc_zeroization()
+{
+ unsigned int buf_size = 256;
+ unsigned char *buf;
+ buf = mbedtls_calloc(buf_size, sizeof(unsigned char));
+ for (unsigned int i = 0; i < buf_size; i++) {
+ TEST_EQUAL(buf[i], 0);
+ }
+exit:
+ mbedtls_free(buf);
+}
+/* END_CASE */
\ No newline at end of file