13cab2bb3Spatrick //===-- string_utils.h ------------------------------------------*- C++ -*-===// 23cab2bb3Spatrick // 33cab2bb3Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 43cab2bb3Spatrick // See https://llvm.org/LICENSE.txt for license information. 53cab2bb3Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 63cab2bb3Spatrick // 73cab2bb3Spatrick //===----------------------------------------------------------------------===// 83cab2bb3Spatrick 93cab2bb3Spatrick #ifndef SCUDO_STRING_UTILS_H_ 103cab2bb3Spatrick #define SCUDO_STRING_UTILS_H_ 113cab2bb3Spatrick 123cab2bb3Spatrick #include "internal_defs.h" 133cab2bb3Spatrick #include "vector.h" 143cab2bb3Spatrick 153cab2bb3Spatrick #include <stdarg.h> 163cab2bb3Spatrick 173cab2bb3Spatrick namespace scudo { 183cab2bb3Spatrick 193cab2bb3Spatrick class ScopedString { 203cab2bb3Spatrick public: ScopedString()21d89ec533Spatrick explicit ScopedString() { String.push_back('\0'); } length()22d89ec533Spatrick uptr length() { return String.size() - 1; } data()233cab2bb3Spatrick const char *data() { return String.data(); } clear()243cab2bb3Spatrick void clear() { 25d89ec533Spatrick String.clear(); 26d89ec533Spatrick String.push_back('\0'); 273cab2bb3Spatrick } 283cab2bb3Spatrick void append(const char *Format, va_list Args); 29*810390e3Srobert void append(const char *Format, ...) FORMAT(2, 3); output()303cab2bb3Spatrick void output() const { outputRaw(String.data()); } reserve(size_t Size)31*810390e3Srobert void reserve(size_t Size) { String.reserve(Size + 1); } 323cab2bb3Spatrick 333cab2bb3Spatrick private: 343cab2bb3Spatrick Vector<char> String; 353cab2bb3Spatrick }; 363cab2bb3Spatrick 37*810390e3Srobert int formatString(char *Buffer, uptr BufferLength, const char *Format, ...) 38*810390e3Srobert FORMAT(3, 4); 39*810390e3Srobert void Printf(const char *Format, ...) FORMAT(1, 2); 403cab2bb3Spatrick 413cab2bb3Spatrick } // namespace scudo 423cab2bb3Spatrick 433cab2bb3Spatrick #endif // SCUDO_STRING_UTILS_H_ 44