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authorAlan Maguire <alan.maguire@oracle.com>2020-01-06 22:28:18 +0000
committerShuah Khan <skhan@linuxfoundation.org>2020-01-09 16:41:05 -0700
commit109fb06fdc6f6788df7dfbc235f7636a38e28fd4 (patch)
tree60e4a5e207e71a5884624f4954c737c16593fd55 /lib/kunit
parent4d944bcd4e731ab7bfe8d01a7041ea0ebdc090f1 (diff)
kunit: move string-stream.h to lib/kunit
string-stream interfaces are not intended for external use; move them from include/kunit to lib/kunit accordingly. Co-developed-by: Knut Omang <knut.omang@oracle.com> Signed-off-by: Knut Omang <knut.omang@oracle.com> Signed-off-by: Alan Maguire <alan.maguire@oracle.com> Reviewed-by: Brendan Higgins <brendanhiggins@google.com> Tested-by: Brendan Higgins <brendanhiggins@google.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'lib/kunit')
-rw-r--r--lib/kunit/assert.c2
-rw-r--r--lib/kunit/string-stream-test.c3
-rw-r--r--lib/kunit/string-stream.c3
-rw-r--r--lib/kunit/string-stream.h51
-rw-r--r--lib/kunit/test.c2
5 files changed, 59 insertions, 2 deletions
diff --git a/lib/kunit/assert.c b/lib/kunit/assert.c
index 86013d4cf891..9aca71cee3df 100644
--- a/lib/kunit/assert.c
+++ b/lib/kunit/assert.c
@@ -7,6 +7,8 @@
*/
#include <kunit/assert.h>
+#include "string-stream.h"
+
void kunit_base_assert_format(const struct kunit_assert *assert,
struct string_stream *stream)
{
diff --git a/lib/kunit/string-stream-test.c b/lib/kunit/string-stream-test.c
index 76cc05eb00ed..6c70dc87f676 100644
--- a/lib/kunit/string-stream-test.c
+++ b/lib/kunit/string-stream-test.c
@@ -6,10 +6,11 @@
* Author: Brendan Higgins <brendanhiggins@google.com>
*/
-#include <kunit/string-stream.h>
#include <kunit/test.h>
#include <linux/slab.h>
+#include "string-stream.h"
+
static void string_stream_test_empty_on_creation(struct kunit *test)
{
struct string_stream *stream = alloc_string_stream(test, GFP_KERNEL);
diff --git a/lib/kunit/string-stream.c b/lib/kunit/string-stream.c
index e6d17aacca30..350392013c14 100644
--- a/lib/kunit/string-stream.c
+++ b/lib/kunit/string-stream.c
@@ -6,11 +6,12 @@
* Author: Brendan Higgins <brendanhiggins@google.com>
*/
-#include <kunit/string-stream.h>
#include <kunit/test.h>
#include <linux/list.h>
#include <linux/slab.h>
+#include "string-stream.h"
+
struct string_stream_fragment_alloc_context {
struct kunit *test;
int len;
diff --git a/lib/kunit/string-stream.h b/lib/kunit/string-stream.h
new file mode 100644
index 000000000000..fe98a00b75a9
--- /dev/null
+++ b/lib/kunit/string-stream.h
@@ -0,0 +1,51 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * C++ stream style string builder used in KUnit for building messages.
+ *
+ * Copyright (C) 2019, Google LLC.
+ * Author: Brendan Higgins <brendanhiggins@google.com>
+ */
+
+#ifndef _KUNIT_STRING_STREAM_H
+#define _KUNIT_STRING_STREAM_H
+
+#include <linux/spinlock.h>
+#include <linux/types.h>
+#include <stdarg.h>
+
+struct string_stream_fragment {
+ struct kunit *test;
+ struct list_head node;
+ char *fragment;
+};
+
+struct string_stream {
+ size_t length;
+ struct list_head fragments;
+ /* length and fragments are protected by this lock */
+ spinlock_t lock;
+ struct kunit *test;
+ gfp_t gfp;
+};
+
+struct kunit;
+
+struct string_stream *alloc_string_stream(struct kunit *test, gfp_t gfp);
+
+int __printf(2, 3) string_stream_add(struct string_stream *stream,
+ const char *fmt, ...);
+
+int string_stream_vadd(struct string_stream *stream,
+ const char *fmt,
+ va_list args);
+
+char *string_stream_get_string(struct string_stream *stream);
+
+int string_stream_append(struct string_stream *stream,
+ struct string_stream *other);
+
+bool string_stream_is_empty(struct string_stream *stream);
+
+int string_stream_destroy(struct string_stream *stream);
+
+#endif /* _KUNIT_STRING_STREAM_H */
diff --git a/lib/kunit/test.c b/lib/kunit/test.c
index c83c0fa59cbd..36ebf47240f8 100644
--- a/lib/kunit/test.c
+++ b/lib/kunit/test.c
@@ -11,6 +11,8 @@
#include <linux/kernel.h>
#include <linux/sched/debug.h>
+#include "string-stream.h"
+
static void kunit_set_failure(struct kunit *test)
{
WRITE_ONCE(test->success, false);