1 
2 /**
3  *    Copyright (C) 2018-present MongoDB, Inc.
4  *
5  *    This program is free software: you can redistribute it and/or modify
6  *    it under the terms of the Server Side Public License, version 1,
7  *    as published by MongoDB, Inc.
8  *
9  *    This program is distributed in the hope that it will be useful,
10  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  *    Server Side Public License for more details.
13  *
14  *    You should have received a copy of the Server Side Public License
15  *    along with this program. If not, see
16  *    <http://www.mongodb.com/licensing/server-side-public-license>.
17  *
18  *    As a special exception, the copyright holders give permission to link the
19  *    code of portions of this program with the OpenSSL library under certain
20  *    conditions as described in each individual source file and distribute
21  *    linked combinations including the program with the OpenSSL library. You
22  *    must comply with the Server Side Public License in all respects for
23  *    all of the code used other than as permitted herein. If you modify file(s)
24  *    with this exception, you may extend this exception to your version of the
25  *    file(s), but you are not obligated to do so. If you do not wish to do so,
26  *    delete this exception statement from your version. If you delete this
27  *    exception statement from all source files in the program, then also delete
28  *    it in the license file.
29  */
30 
31 #include "mongo/base/data_type_terminated.h"
32 
33 #include "mongo/util/mongoutils/str.h"
34 #include "mongo/util/stringutils.h"
35 
36 namespace mongo {
37 
makeLoadNoTerminalStatus(char c,size_t length,std::ptrdiff_t debug_offset)38 Status TerminatedHelper::makeLoadNoTerminalStatus(char c,
39                                                   size_t length,
40                                                   std::ptrdiff_t debug_offset) {
41     str::stream ss;
42     ss << "couldn't locate terminal char (" << escape(StringData(&c, 1)) << ") in buffer[" << length
43        << "] at offset: " << debug_offset;
44     return Status(ErrorCodes::Overflow, ss);
45 }
46 
makeLoadShortReadStatus(char c,size_t read,size_t length,std::ptrdiff_t debug_offset)47 Status TerminatedHelper::makeLoadShortReadStatus(char c,
48                                                  size_t read,
49                                                  size_t length,
50                                                  std::ptrdiff_t debug_offset) {
51     str::stream ss;
52     ss << "only read (" << read << ") bytes. (" << length << ") bytes to terminal char ("
53        << escape(StringData(&c, 1)) << ") at offset: " << debug_offset;
54 
55     return Status(ErrorCodes::Overflow, ss);
56 }
57 
makeStoreStatus(char c,size_t length,std::ptrdiff_t debug_offset)58 Status TerminatedHelper::makeStoreStatus(char c, size_t length, std::ptrdiff_t debug_offset) {
59     str::stream ss;
60     ss << "couldn't write terminal char (" << escape(StringData(&c, 1)) << ") in buffer[" << length
61        << "] at offset: " << debug_offset;
62     return Status(ErrorCodes::Overflow, ss);
63 }
64 
65 }  // namespace mongo
66