Inside Bitcoin

1// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file. See the AUTHORS file for names of contributors.
4//
5// Must not be included from any .h files to avoid polluting the namespace
6// with macros.
7
8#ifndef STORAGE_LEVELDB_UTIL_LOGGING_H_
9#define STORAGE_LEVELDB_UTIL_LOGGING_H_
10
11#include <stdint.h>
12#include <stdio.h>
13
14#include <string>
15
16#include "port/port.h"
17
18namespace leveldb {
19
20class Slice;
21class WritableFile;
22
23// Append a human-readable printout of "num" to *str
24void AppendNumberTo(std::string* str, uint64_t num);
25
26// Append a human-readable printout of "value" to *str.
27// Escapes any non-printable characters found in "value".
28void AppendEscapedStringTo(std::string* str, const Slice& value);
29
30// Return a human-readable printout of "num"
31std::string NumberToString(uint64_t num);
32
33// Return a human-readable version of "value".
34// Escapes any non-printable characters found in "value".
35std::string EscapeString(const Slice& value);
36
37// Parse a human-readable number from "*in" into *value.  On success,
38// advances "*in" past the consumed number and sets "*val" to the
39// numeric value.  Otherwise, returns false and leaves *in in an
40// unspecified state.
41bool ConsumeDecimalNumber(Slice* in, uint64_t* val);
42
43}  // namespace leveldb
44
45#endif  // STORAGE_LEVELDB_UTIL_LOGGING_H_
46