Adding upstream version 3.8.1.upstream/3.8.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 68 insertions, 0 deletions

diff --git a/src/libserver/css/css.hxx b/src/libserver/css/css.hxx
new file mode 100644
index 0000000..f0f8120
--- /dev/null
+++ b/src/libserver/css/css.hxx
@@ -0,0 +1,68 @@
+/*-
+ * Copyright 2021 Vsevolod Stakhov
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#ifndef RSPAMD_CSS_HXX
+#define RSPAMD_CSS_HXX
+
+#include <string>
+#include <memory>
+#include "logger.h"
+#include "css_rule.hxx"
+#include "css_selector.hxx"
+
+namespace rspamd::html {
+/* Forward declaration */
+struct html_tag;
+struct html_block;
+}// namespace rspamd::html
+
+namespace rspamd::css {
+
+extern int rspamd_css_log_id;
+
+#define msg_debug_css(...) rspamd_conditional_debug_fast(NULL, NULL,                              \
+														 rspamd_css_log_id, "css", pool->tag.uid, \
+														 __FUNCTION__,                            \
+														 __VA_ARGS__)
+#define msg_err_css(...) rspamd_default_log_function(G_LOG_LEVEL_CRITICAL, \
+													 "css", pool->tag.uid, \
+													 __FUNCTION__,         \
+													 __VA_ARGS__)
+
+class css_style_sheet {
+public:
+	css_style_sheet(rspamd_mempool_t *pool);
+	~css_style_sheet(); /* must be declared separately due to pimpl */
+	auto add_selector_rule(std::unique_ptr<css_selector> &&selector,
+						   css_declarations_block_ptr decls) -> void;
+
+	auto check_tag_block(const rspamd::html::html_tag *tag) -> rspamd::html::html_block *;
+
+private:
+	class impl;
+	rspamd_mempool_t *pool;
+	std::unique_ptr<impl> pimpl;
+};
+
+using css_return_pair = std::pair<std::shared_ptr<css_style_sheet>, css_parse_error>;
+auto css_parse_style(rspamd_mempool_t *pool,
+					 std::string_view input,
+					 std::shared_ptr<css_style_sheet> &&existing) -> css_return_pair;
+
+}// namespace rspamd::css
+
+#endif//RSPAMD_CSS_H
\ No newline at end of file