mirror of https://github.com/facebook/rocksdb.git
116 lines
3.0 KiB
C++
116 lines
3.0 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under both the GPLv2 (found in the
|
|
// COPYING file in the root directory) and Apache 2.0 License
|
|
// (found in the LICENSE.Apache file in the root directory).
|
|
//
|
|
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file. See the AUTHORS file for names of contributors.
|
|
|
|
#include "rocksdb/status.h"
|
|
#include <stdio.h>
|
|
#include <cstring>
|
|
#include "port/port.h"
|
|
|
|
namespace rocksdb {
|
|
|
|
const char* Status::CopyState(const char* state) {
|
|
const size_t cch =
|
|
std::strlen(state) + 1; // +1 for the null terminator
|
|
char* const result =
|
|
new char[cch];
|
|
result[cch - 1] = '\0';
|
|
#ifdef OS_WIN
|
|
errno_t ret;
|
|
ret = strncpy_s(result, cch, state, cch - 1);
|
|
assert(ret == 0);
|
|
#else
|
|
std::strncpy(result, state, cch - 1);
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
Status::Status(Code _code, SubCode _subcode, const Slice& msg, const Slice& msg2)
|
|
: code_(_code), subcode_(_subcode) {
|
|
assert(code_ != kOk);
|
|
assert(subcode_ != kMaxSubCode);
|
|
const size_t len1 = msg.size();
|
|
const size_t len2 = msg2.size();
|
|
const size_t size = len1 + (len2 ? (2 + len2) : 0);
|
|
char* const result = new char[size + 1]; // +1 for null terminator
|
|
memcpy(result, msg.data(), len1);
|
|
if (len2) {
|
|
result[len1] = ':';
|
|
result[len1 + 1] = ' ';
|
|
memcpy(result + len1 + 2, msg2.data(), len2);
|
|
}
|
|
result[size] = '\0'; // null terminator for C style string
|
|
state_ = result;
|
|
}
|
|
|
|
std::string Status::ToString() const {
|
|
char tmp[30];
|
|
const char* type;
|
|
switch (code_) {
|
|
case kOk:
|
|
return "OK";
|
|
case kNotFound:
|
|
type = "NotFound: ";
|
|
break;
|
|
case kCorruption:
|
|
type = "Corruption: ";
|
|
break;
|
|
case kNotSupported:
|
|
type = "Not implemented: ";
|
|
break;
|
|
case kInvalidArgument:
|
|
type = "Invalid argument: ";
|
|
break;
|
|
case kIOError:
|
|
type = "IO error: ";
|
|
break;
|
|
case kMergeInProgress:
|
|
type = "Merge in progress: ";
|
|
break;
|
|
case kIncomplete:
|
|
type = "Result incomplete: ";
|
|
break;
|
|
case kShutdownInProgress:
|
|
type = "Shutdown in progress: ";
|
|
break;
|
|
case kTimedOut:
|
|
type = "Operation timed out: ";
|
|
break;
|
|
case kAborted:
|
|
type = "Operation aborted: ";
|
|
break;
|
|
case kBusy:
|
|
type = "Resource busy: ";
|
|
break;
|
|
case kExpired:
|
|
type = "Operation expired: ";
|
|
break;
|
|
case kTryAgain:
|
|
type = "Operation failed. Try again.: ";
|
|
break;
|
|
default:
|
|
snprintf(tmp, sizeof(tmp), "Unknown code(%d): ",
|
|
static_cast<int>(code()));
|
|
type = tmp;
|
|
break;
|
|
}
|
|
std::string result(type);
|
|
if (subcode_ != kNone) {
|
|
uint32_t index = static_cast<int32_t>(subcode_);
|
|
assert(sizeof(msgs) > index);
|
|
result.append(msgs[index]);
|
|
}
|
|
|
|
if (state_ != nullptr) {
|
|
result.append(state_);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
} // namespace rocksdb
|