202 bool File::Read(void* buffer, size_t buffer_len, size_t offset) {  in Read()  argument
204   if (buffer_len > ULONG_MAX || offset > LONG_MAX)  in Read()
207   int ret = pread(platform_file_, buffer, buffer_len, offset);  in Read()
208   return (static_cast<size_t>(ret) == buffer_len);  in Read()
211 bool File::Write(const void* buffer, size_t buffer_len, size_t offset) {  in Write()  argument
213   if (buffer_len > ULONG_MAX || offset > ULONG_MAX)  in Write()
216   int ret = pwrite(platform_file_, buffer, buffer_len, offset);  in Write()
217   return (static_cast<size_t>(ret) == buffer_len);  in Write()
223 bool File::Read(void* buffer, size_t buffer_len, size_t offset,  in Read()  argument
229     return Read(buffer, buffer_len, offset);  in Read()
232   if (buffer_len > ULONG_MAX || offset > ULONG_MAX)  in Read()
235   GetFileInFlightIO()->PostRead(this, buffer, buffer_len, offset, callback);  in Read()
241 bool File::Write(const void* buffer, size_t buffer_len, size_t offset,  in Write()  argument
247     return Write(buffer, buffer_len, offset);  in Write()
250   return AsyncWrite(buffer, buffer_len, offset, callback, completed);  in Write()
280 bool File::AsyncWrite(const void* buffer, size_t buffer_len, size_t offset,  in AsyncWrite()  argument
283   if (buffer_len > ULONG_MAX || offset > ULONG_MAX)  in AsyncWrite()
286   GetFileInFlightIO()->PostWrite(this, buffer, buffer_len, offset, callback);  in AsyncWrite()