fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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94 lines
2.5 KiB
94 lines
2.5 KiB
// Copyright (c) 2013, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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// 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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#include <stdio.h>
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#include "port/port.h"
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#include "rocksdb/status.h"
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namespace rocksdb {
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const char* Status::CopyState(const char* state) {
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uint32_t size;
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memcpy(&size, state, sizeof(size));
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char* result = new char[size + 4];
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memcpy(result, state, size + 4);
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return result;
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}
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Status::Status(Code _code, const Slice& msg, const Slice& msg2) : code_(_code) {
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assert(code_ != kOk);
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const uint32_t len1 = static_cast<uint32_t>(msg.size());
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const uint32_t len2 = static_cast<uint32_t>(msg2.size());
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const uint32_t size = len1 + (len2 ? (2 + len2) : 0);
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char* result = new char[size + 4];
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memcpy(result, &size, sizeof(size));
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memcpy(result + 4, msg.data(), len1);
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if (len2) {
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result[4 + len1] = ':';
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result[5 + len1] = ' ';
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memcpy(result + 6 + len1, msg2.data(), len2);
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}
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state_ = result;
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}
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std::string Status::ToString() const {
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char tmp[30];
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const char* type;
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switch (code_) {
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case kOk:
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return "OK";
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case kNotFound:
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type = "NotFound: ";
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break;
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case kCorruption:
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type = "Corruption: ";
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break;
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case kNotSupported:
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type = "Not implemented: ";
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break;
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case kInvalidArgument:
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type = "Invalid argument: ";
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break;
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case kIOError:
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type = "IO error: ";
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break;
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case kMergeInProgress:
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type = "Merge in progress: ";
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break;
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case kIncomplete:
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type = "Result incomplete: ";
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break;
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case kShutdownInProgress:
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type = "Shutdown in progress: ";
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break;
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case kTimedOut:
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type = "Operation timed out: ";
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break;
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case kAborted:
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type = "Operation aborted: ";
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break;
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case kBusy:
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type = "Resource busy: ";
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break;
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default:
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snprintf(tmp, sizeof(tmp), "Unknown code(%d): ",
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static_cast<int>(code()));
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type = tmp;
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break;
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}
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std::string result(type);
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if (state_ != nullptr) {
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uint32_t length;
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memcpy(&length, state_, sizeof(length));
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result.append(state_ + 4, length);
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}
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return result;
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}
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} // namespace rocksdb
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