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//===-- string_utils.h ------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef SCUDO_STRING_UTILS_H_
#define SCUDO_STRING_UTILS_H_
#include "internal_defs.h"
#include "vector.h"
#include <stdarg.h>
namespace scudo {
class ScopedString {
public:
explicit ScopedString() { String.push_back('\0'); }
uptr length() { return String.size() - 1; }
const char *data() { return String.data(); }
void clear() {
String.clear();
String.push_back('\0');
}
void vappend(const char *Format, va_list &Args);
void append(const char *Format, ...) FORMAT(2, 3);
void output() const { outputRaw(String.data()); }
void reserve(size_t Size) { String.reserve(Size + 1); }
uptr capacity() { return String.capacity() - 1; }
private:
void appendNumber(u64 AbsoluteValue, u8 Base, u8 MinNumberLength,
bool PadWithZero, bool Negative, bool Upper);
void appendUnsigned(u64 Num, u8 Base, u8 MinNumberLength, bool PadWithZero,
bool Upper);
void appendSignedDecimal(s64 Num, u8 MinNumberLength, bool PadWithZero);
void appendString(int Width, int MaxChars, const char *S);
void appendPointer(u64 ptr_value);
Vector<char, 256> String;
};
void Printf(const char *Format, ...) FORMAT(1, 2);
} // namespace scudo
#endif // SCUDO_STRING_UTILS_H_
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