X-Git-Url: https://wimlib.net/git/?a=blobdiff_plain;f=tests%2Fwin32-tree-cmp.c;h=928722554ab190395ff26945d286e485a301ffea;hb=369891d7bfa9d15ab4f664c45271e7d796c915f1;hp=7b1530c2b1871d5bf1cece3f064b68df20825fbc;hpb=4479cdb48ceedcf5cf5175f15771cd118240a99e;p=wimlib

diff --git a/tests/win32-tree-cmp.c b/tests/win32-tree-cmp.c
index 7b1530c2..92872255 100644
--- a/tests/win32-tree-cmp.c
+++ b/tests/win32-tree-cmp.c
@@ -3,6 +3,7 @@
  */
 
 #include <windows.h>
+#include <sddl.h>
 #include <wchar.h>
 #include <stdio.h>
 #include <stdarg.h>
@@ -476,18 +477,39 @@ err:
 	win32_error(L"Can't read security descriptor of %ls", path);
 }
 
+static wchar_t *
+get_security_descriptor_string(PSECURITY_DESCRIPTOR desc)
+{
+	wchar_t *str;
+	ULONG len;
+	ConvertSecurityDescriptorToStringSecurityDescriptor(desc,
+							    SDDL_REVISION_1,
+							    OWNER_SECURITY_INFORMATION |
+								    GROUP_SECURITY_INFORMATION |
+								    DACL_SECURITY_INFORMATION |
+								    SACL_SECURITY_INFORMATION,
+							    &str,
+							    NULL);
+	return str;
+}
+
 static void
 cmp_security(const wchar_t *path_1, const wchar_t *path_2)
 {
 	void *descr_1, *descr_2;
 	size_t len_1, len_2;
+	const wchar_t *str_1, *str_2;
 
 	descr_1 = get_security(path_1, &len_1);
 	descr_2 = get_security(path_2, &len_2);
 
-	if (len_1 != len_2 || memcmp(descr_1, descr_2, len_1))
-		error(L"%ls and %ls do not have the same security descriptor",
-		      path_1, path_2);
+	if (len_1 != len_2 || memcmp(descr_1, descr_2, len_1)) {
+		str_1 = get_security_descriptor_string(descr_1);
+		str_2 = get_security_descriptor_string(descr_2);
+		error(L"%ls and %ls do not have the same security "
+		      "descriptor:\n\t%ls\nvs.\n\t%ls",
+		      path_1, path_2, str_1, str_2);
+	}
 	free(descr_1);
 	free(descr_2);
 }