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/******************************************************************************
*
* Copyright 1999-2012 Broadcom Corporation
*
* 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
#include <stdint.h>
#ifdef __cplusplus
#include <bluetooth/log.h>
#include <array>
#include <iomanip>
#include <sstream>
#include <type_traits>
/* Prints integral parameter x as hex string, with '0' fill */
template <typename T>
std::string loghex(T x) {
static_assert(std::is_integral<T>::value, "loghex parameter must be integral.");
std::stringstream tmp;
tmp << std::showbase << std::internal << std::hex << std::setfill('0')
<< std::setw((sizeof(T) * 2) + 2) << +x;
return tmp.str();
}
/* Prints integral array as hex string, with '0' fill */
template <typename T, size_t N>
std::string loghex(std::array<T, N> array) {
static_assert(std::is_integral<T>::value, "type stored in array must be integral.");
std::stringstream tmp;
for (const auto& x : array) {
tmp << std::internal << std::hex << std::setfill('0') << std::setw((sizeof(uint8_t) * 2) + 2)
<< +x;
}
return tmp.str();
}
/**
* Append a field name to a string.
*
* The field names are added to the string with "|" in between.
*
* @param p_result a pointer to the result string to add the field name to
* @param append if true the field name will be added
* @param name the field name to add
* @return the result string
*/
inline std::string& AppendField(std::string* p_result, bool append, const std::string& name) {
bluetooth::log::assert_that(p_result != nullptr, "assert failed: p_result != nullptr");
if (!append) {
return *p_result;
}
if (!p_result->empty()) {
*p_result += "|";
}
*p_result += name;
return *p_result;
}
#endif // __cplusplus
|