1 | /* |
2 | * Licensed to the Apache Software Foundation (ASF) under one |
3 | * or more contributor license agreements. See the NOTICE file |
4 | * distributed with this work for additional information |
5 | * regarding copyright ownership. The ASF licenses this file |
6 | * to you under the Apache License, Version 2.0 (the |
7 | * "License"); you may not use this file except in compliance |
8 | * with the License. You may obtain a copy of the License at |
9 | * |
10 | * http://www.apache.org/licenses/LICENSE-2.0 |
11 | * |
12 | * Unless required by applicable law or agreed to in writing, |
13 | * software distributed under the License is distributed on an |
14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
15 | * KIND, either express or implied. See the License for the |
16 | * specific language governing permissions and limitations |
17 | * under the License. |
18 | */ |
19 | |
20 | /*! |
21 | * |
22 | * \file support/hexdump.cc |
23 | * \brief Print hex representation of BLOBs. |
24 | */ |
25 | |
26 | #include "hexdump.h" |
27 | |
28 | namespace tvm { |
29 | namespace support { |
30 | |
31 | void HexDump(const std::string& s, std::ostream& os) { |
32 | os << std::hex << std::setfill('0') << std::right; |
33 | |
34 | int addr_width = 4; |
35 | for (size_t addr_bytes = s.size() >> 16; addr_bytes != 0; addr_bytes >>= 4) { |
36 | addr_width++; |
37 | } |
38 | |
39 | for (size_t cursor = 0; cursor < s.size(); cursor += 0x10) { |
40 | os << std::setw(addr_width) << cursor; |
41 | size_t row_end = cursor + 0x10; |
42 | if (row_end > s.size()) { |
43 | row_end = s.size(); |
44 | } |
45 | |
46 | os << " " ; |
47 | for (size_t j = cursor; j < row_end; j++) { |
48 | os << " " << std::setw(2) << (unsigned int)(s[j] & 0xff); |
49 | } |
50 | |
51 | for (size_t j = row_end; j < cursor + 0x10; j++) { |
52 | os << " " ; |
53 | } |
54 | |
55 | os << std::setw(1) << " " ; |
56 | for (size_t j = cursor; j < row_end; j++) { |
57 | os << (isprint(s[j]) ? s[j] : '.'); |
58 | } |
59 | os << std::endl; |
60 | } |
61 | } |
62 | |
63 | } // namespace support |
64 | } // namespace tvm |
65 | |