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47 lines
1.6 KiB
47 lines
1.6 KiB
// Copyright (c) 2011 The LevelDB Authors. All rights reserved. |
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// Use of this source code is governed by a BSD-style license that can be |
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// found in the LICENSE file. See the AUTHORS file for names of contributors. |
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// |
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// Must not be included from any .h files to avoid polluting the namespace |
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// with macros. |
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#ifndef STORAGE_LEVELDB_UTIL_LOGGING_H_ |
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#define STORAGE_LEVELDB_UTIL_LOGGING_H_ |
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#include <stdio.h> |
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#include <stdint.h> |
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#include <string> |
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#include "port/port.h" |
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namespace leveldb { |
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class Slice; |
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class WritableFile; |
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// Append a human-readable printout of "num" to *str |
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extern void AppendNumberTo(std::string* str, uint64_t num); |
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// Append a human-readable printout of "value" to *str. |
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// Escapes any non-printable characters found in "value". |
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extern void AppendEscapedStringTo(std::string* str, const Slice& value); |
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// Return a human-readable printout of "num" |
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extern std::string NumberToString(uint64_t num); |
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// Return a human-readable version of "value". |
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// Escapes any non-printable characters found in "value". |
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extern std::string EscapeString(const Slice& value); |
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// If *in starts with "c", advances *in past the first character and |
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// returns true. Otherwise, returns false. |
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extern bool ConsumeChar(Slice* in, char c); |
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// Parse a human-readable number from "*in" into *value. On success, |
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// advances "*in" past the consumed number and sets "*val" to the |
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// numeric value. Otherwise, returns false and leaves *in in an |
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// unspecified state. |
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extern bool ConsumeDecimalNumber(Slice* in, uint64_t* val); |
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} // namespace leveldb |
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#endif // STORAGE_LEVELDB_UTIL_LOGGING_H_
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