1 // Copyright 2017 The Chromium 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.
4 
5 #ifndef NET_BASE_HEX_UTILS_H_
6 #define NET_BASE_HEX_UTILS_H_
7 
8 #include <string>
9 
10 #include "base/strings/string_piece.h"
11 #include "net/base/net_export.h"
12 
13 namespace net {
14 
15 // Return a std::string containing hex and ASCII representations of the binary
16 // buffer |input|, with offsets at the beginning of each line, in the style of
17 // hexdump.  Non-printable characters will be shown as '.' in the ASCII output.
18 // Example output:
19 // "0x0000:  0090 69bd 5400 000d 610f 0189 0800 4500  ..i.T...a.....E.\n"
20 // "0x0010:  001c fb98 4000 4001 7e18 d8ef 2301 455d  ....@.@.~...#.E]\n"
21 // "0x0020:  7fe2 0800 6bcb 0bc6 806e                 ....k....n\n"
22 NET_EXPORT_PRIVATE std::string HexDump(base::StringPiece input);
23 
24 }  // namespace net
25 
26 #endif  // NET_BASE_HEX_UTILS_H_
27