chromium/third_party/perfetto/src/base/string_utils.cc

/*
 * Copyright (C) 2018 The Android Open Source Project
 *
 * 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.
 */

#include "perfetto/ext/base/string_utils.h"

#include <locale.h>
#include <stdarg.h>
#include <string.h>

#include <algorithm>

#if PERFETTO_BUILDFLAG(PERFETTO_OS_APPLE)
#include <xlocale.h>
#elif PERFETTO_BUILDFLAG(PERFETTO_OS_WIN)
#include <Windows.h>
#endif

#include <cinttypes>

#include "perfetto/base/compiler.h"
#include "perfetto/base/logging.h"

namespace perfetto {
namespace base {

// Locale-independant as possible version of strtod.
double StrToD(const char* nptr, char** endptr) { … }

bool StartsWith(const std::string& str, const std::string& prefix) { … }

bool StartsWithAny(const std::string& str,
                   const std::vector<std::string>& prefixes) { … }

bool EndsWith(const std::string& str, const std::string& suffix) { … }

bool Contains(const std::string& haystack, const std::string& needle) { … }

bool Contains(const std::string& haystack, const char needle) { … }

size_t Find(const StringView& needle, const StringView& haystack) { … }

bool CaseInsensitiveEqual(const std::string& first, const std::string& second) { … }

std::string Join(const std::vector<std::string>& parts,
                 const std::string& delim) { … }

std::vector<std::string> SplitString(const std::string& text,
                                     const std::string& delimiter) { … }

std::string TrimWhitespace(const std::string& str) { … }

std::string StripPrefix(const std::string& str, const std::string& prefix) { … }

std::string StripSuffix(const std::string& str, const std::string& suffix) { … }

std::string ToUpper(const std::string& str) { … }

std::string ToLower(const std::string& str) { … }

std::string ToHex(const char* data, size_t size) { … }

std::string IntToHexString(uint32_t number) { … }

std::string Uint64ToHexString(uint64_t number) { … }

std::string Uint64ToHexStringNoPrefix(uint64_t number) { … }

std::string StripChars(const std::string& str,
                       const std::string& chars,
                       char replacement) { … }

std::string ReplaceAll(std::string str,
                       const std::string& to_replace,
                       const std::string& replacement) { … }

#if PERFETTO_BUILDFLAG(PERFETTO_OS_WIN)
bool WideToUTF8(const std::wstring& source, std::string& output) {
  if (source.empty() ||
      source.size() > static_cast<size_t>(std::numeric_limits<int>::max())) {
    return false;
  }
  int size = ::WideCharToMultiByte(CP_UTF8, 0, &source[0],
                                   static_cast<int>(source.size()), nullptr, 0,
                                   nullptr, nullptr);
  output.assign(static_cast<size_t>(size), '\0');
  if (::WideCharToMultiByte(CP_UTF8, 0, &source[0],
                            static_cast<int>(source.size()), &output[0], size,
                            nullptr, nullptr) != size) {
    return false;
  }
  return true;
}
#endif // PERFETTO_BUILDFLAG(PERFETTO_OS_WIN)

#if PERFETTO_BUILDFLAG(PERFETTO_OS_WIN)
bool UTF8ToWide(const std::string& source, std::wstring& output) {
  if (source.empty() ||
      source.size() > static_cast<size_t>(std::numeric_limits<int>::max())) {
    return false;
  }
  int size = ::MultiByteToWideChar(CP_UTF8, 0, &source[0],
                                   static_cast<int>(source.size()), nullptr, 0);
  output.assign(static_cast<size_t>(size), L'\0');
  if (::MultiByteToWideChar(CP_UTF8, 0, &source[0],
                            static_cast<int>(source.size()), &output[0],
                            size) != size) {
    return false;
  }
  return true;
}
#endif // PERFETTO_BUILDFLAG(PERFETTO_OS_WIN)

size_t SprintfTrunc(char* dst, size_t dst_size, const char* fmt, ...) { … }

std::optional<LineWithOffset> FindLineWithOffset(base::StringView str,
                                                 uint32_t offset) { … }

}  // namespace base
}  // namespace perfetto