26 class IOStatus : public Status {
39   IOStatus() : IOStatus(kOk, kNone) {}  in IOStatus()  function
40   ~IOStatus() {}  in ~IOStatus()
43   IOStatus(const IOStatus& s);
44   IOStatus& operator=(const IOStatus& s);
45   IOStatus(IOStatus&& s)
50   IOStatus& operator=(IOStatus&& s)
55   bool operator==(const IOStatus& rhs) const;
56   bool operator!=(const IOStatus& rhs) const;
67   static IOStatus OK() { return IOStatus(); }  in OK()
69   static IOStatus NotSupported(const Slice& msg, const Slice& msg2 = Slice()) {
70     return IOStatus(kNotSupported, msg, msg2);
72   static IOStatus NotSupported(SubCode msg = kNone) {
73     return IOStatus(kNotSupported, msg);
77   static IOStatus NotFound(const Slice& msg, const Slice& msg2 = Slice()) {
78     return IOStatus(kNotFound, msg, msg2);
81   static IOStatus NotFound(SubCode msg = kNone) {
82     return IOStatus(kNotFound, msg);
85   static IOStatus Corruption(const Slice& msg, const Slice& msg2 = Slice()) {
86     return IOStatus(kCorruption, msg, msg2);
88   static IOStatus Corruption(SubCode msg = kNone) {
89     return IOStatus(kCorruption, msg);
92   static IOStatus InvalidArgument(const Slice& msg,
94     return IOStatus(kInvalidArgument, msg, msg2);
96   static IOStatus InvalidArgument(SubCode msg = kNone) {
97     return IOStatus(kInvalidArgument, msg);
100   static IOStatus IOError(const Slice& msg, const Slice& msg2 = Slice()) {
101     return IOStatus(kIOError, msg, msg2);
103   static IOStatus IOError(SubCode msg = kNone) {
104     return IOStatus(kIOError, msg);
107   static IOStatus Busy(SubCode msg = kNone) { return IOStatus(kBusy, msg); }
108   static IOStatus Busy(const Slice& msg, const Slice& msg2 = Slice()) {
109     return IOStatus(kBusy, msg, msg2);
112   static IOStatus TimedOut(SubCode msg = kNone) {
113     return IOStatus(kTimedOut, msg);
115   static IOStatus TimedOut(const Slice& msg, const Slice& msg2 = Slice()) {
116     return IOStatus(kTimedOut, msg, msg2);
119   static IOStatus NoSpace() { return IOStatus(kIOError, kNoSpace); }  in NoSpace()
120   static IOStatus NoSpace(const Slice& msg, const Slice& msg2 = Slice()) {
121     return IOStatus(kIOError, kNoSpace, msg, msg2);
124   static IOStatus PathNotFound() { return IOStatus(kIOError, kPathNotFound); }  in PathNotFound()
125   static IOStatus PathNotFound(const Slice& msg, const Slice& msg2 = Slice()) {
126     return IOStatus(kIOError, kPathNotFound, msg, msg2);
134   friend IOStatus status_to_io_status(Status&&);
139   explicit IOStatus(Code _code, SubCode _subcode = kNone)
145   IOStatus(Code _code, SubCode _subcode, const Slice& msg, const Slice& msg2);
146   IOStatus(Code _code, const Slice& msg, const Slice& msg2)  in IOStatus()  function
147       : IOStatus(_code, kNone, msg, msg2) {}  in IOStatus()
150 inline IOStatus::IOStatus(Code _code, SubCode _subcode, const Slice& msg,  in IOStatus()  function
172 inline IOStatus::IOStatus(const IOStatus& s) : Status(s.code_, s.subcode_) {  in IOStatus()  function
178 inline IOStatus& IOStatus::operator=(const IOStatus& s) {
193 inline IOStatus::IOStatus(IOStatus&& s)  in IOStatus()  function
197     : IOStatus() {  in IOStatus()
201 inline IOStatus& IOStatus::operator=(IOStatus&& s)
222 inline bool IOStatus::operator==(const IOStatus& rhs) const {
226 inline bool IOStatus::operator!=(const IOStatus& rhs) const {
230 inline IOStatus status_to_io_status(Status&& status) {  in status_to_io_status()
233     return IOStatus::OK();  in status_to_io_status()
237       return IOStatus(status.code(), status.subcode(),  in status_to_io_status()
240       return IOStatus(status.code(), status.subcode());  in status_to_io_status()