/* mbed Microcontroller Library * Copyright (c) 2018 ARM Limited * * 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. */ #ifndef FEATURES_NFC_SOURCE_NFC_COMMON_UTIL_H_ #define FEATURES_NFC_SOURCE_NFC_COMMON_UTIL_H_ #include "platform/Span.h" namespace mbed { namespace nfc { namespace ndef { namespace common { /** * @addtogroup nfc * @{ */ /** * Convert a C-string into a Span<const uint8_t>. * * @note The NULL charactere is not present in the resulting object. * * @param cstr The cstr to convert into a Span. * * @return A Span that views cstr but doesn't include the NULL terminator * character. */ template<size_t N> Span < const uint8_t, N - 1 > span_from_cstr(const char (&cstr)[N]) { return Span < const uint8_t, N - 1 > ((const uint8_t *)cstr, N - 1); } /** * Convert a C-string into a Span<const uint8_t>. * * @note The NULL charactere is not present in the resulting object. * * @param cstr The cstr to convert into a Span. * * @return A Span that views cstr but doesn't include the NULL terminator * character. */ Span<const uint8_t> span_from_cstr(const char *cstr); /** * @} */ } // namespace common } // namespace ndef } // namespace nfc } // namespace mbed #endif /* FEATURES_NFC_SOURCE_NFC_COMMON_UTIL_H_ */