memutil.h (1377B)
1 // 2 // Copyright 2017 The Abseil Authors. 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // https://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #ifndef ABSL_STRINGS_INTERNAL_MEMUTIL_H_ 18 #define ABSL_STRINGS_INTERNAL_MEMUTIL_H_ 19 20 #include <cstddef> 21 #include <cstring> 22 23 #include "absl/base/port.h" // disable some warnings on Windows 24 #include "absl/strings/ascii.h" // for absl::ascii_tolower 25 26 namespace absl { 27 ABSL_NAMESPACE_BEGIN 28 namespace strings_internal { 29 30 // Performs a byte-by-byte comparison of `len` bytes of the strings `s1` and 31 // `s2`, ignoring the case of the characters. It returns an integer less than, 32 // equal to, or greater than zero if `s1` is found, respectively, to be less 33 // than, to match, or be greater than `s2`. 34 int memcasecmp(const char* s1, const char* s2, size_t len); 35 36 } // namespace strings_internal 37 ABSL_NAMESPACE_END 38 } // namespace absl 39 40 #endif // ABSL_STRINGS_INTERNAL_MEMUTIL_H_