diff options
Diffstat (limited to 'src/web/server/h2o/libh2o/deps/brotli/enc/utf8_util.h')
-rw-r--r-- | src/web/server/h2o/libh2o/deps/brotli/enc/utf8_util.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/web/server/h2o/libh2o/deps/brotli/enc/utf8_util.h b/src/web/server/h2o/libh2o/deps/brotli/enc/utf8_util.h new file mode 100644 index 000000000..74f22b6a7 --- /dev/null +++ b/src/web/server/h2o/libh2o/deps/brotli/enc/utf8_util.h @@ -0,0 +1,25 @@ +/* Copyright 2013 Google Inc. All Rights Reserved. + + Distributed under MIT license. + See file LICENSE for detail or copy at https://opensource.org/licenses/MIT +*/ + +// Heuristics for deciding about the UTF8-ness of strings. + +#ifndef BROTLI_ENC_UTF8_UTIL_H_ +#define BROTLI_ENC_UTF8_UTIL_H_ + +#include "./types.h" + +namespace brotli { + +static const double kMinUTF8Ratio = 0.75; + +// Returns true if at least min_fraction of the bytes between pos and +// pos + length in the (data, mask) ringbuffer is UTF8-encoded. +bool IsMostlyUTF8(const uint8_t* data, const size_t pos, const size_t mask, + const size_t length, const double min_fraction); + +} // namespace brotli + +#endif // BROTLI_ENC_UTF8_UTIL_H_ |