Adding upstream version 3.8.1.upstream/3.8.1upstream

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

1 files changed, 65 insertions, 0 deletions

diff --git a/contrib/fastutf8/fastutf8.h b/contrib/fastutf8/fastutf8.h
new file mode 100644
index 0000000..a1e9cbf
--- /dev/null
+++ b/contrib/fastutf8/fastutf8.h
@@ -0,0 +1,65 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2019 Yibo Cai
+ * Copyright (c) 2019 Vsevolod Stakhov
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef RSPAMD_FASTUTF8_H
+#define RSPAMD_FASTUTF8_H
+
+#include <sys/types.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+enum rspamd_fast_utf8_cpu_flags {
+	RSPAMD_FAST_UTF8_FLAG_SSE41 = 1u << 0u,
+	RSPAMD_FAST_UTF8_FLAG_AVX2 = 1u << 1u,
+};
+
+/**
+ * Called to init codecs
+ * @param flags
+ */
+void rspamd_fast_utf8_library_init(unsigned flags);
+
+/**
+ * Called to validate input using fast codec
+ * @param data
+ * @param len
+ * @return
+ */
+off_t rspamd_fast_utf8_validate(const unsigned char *data, size_t len);
+
+/**
+ * Use plain C implementation
+ * @param data
+ * @param len
+ * @return
+ */
+off_t rspamd_fast_utf8_validate_ref(const unsigned char *data, size_t len);
+
+#ifdef  __cplusplus
+}
+#endif
+#endif