162 bool PWriteAll(int fd, const void* buf, size_t count, off_t offset) {  in PWriteAll()
198               off_t offset) {  in WriteAll()
200                               static_cast<off_t>(-1));  in WriteAll()
205     int fd, void* buf, size_t count, off_t offset, ssize_t* out_bytes_read) {  in PReadAll()
224              off_t offset,  in ReadAll()
227                               static_cast<off_t>(-1));  in ReadAll()
245               off_t offset,  in PReadAll()
258                off_t offset) {  in PWriteAll()
287 static bool Read(FILE* fp, off_t size, T* out_p) {  in Read()
292     off_t bytes_to_read = sizeof(buf);  in Read()
302       CHECK(size >= static_cast<off_t>(nbytes));  in Read()
317                                    off_t offset,  in ReadFileChunkAndAppend()
318                                    off_t size,  in ReadFileChunkAndAppend()
355                    off_t offset,  in ReadFileChunk()
356                    off_t size,  in ReadFileChunk()
361 off_t BlockDevSize(int fd) {  in BlockDevSize()
371 off_t FileSize(int fd) {  in FileSize()
387 off_t FileSize(const string& path) {  in FileSize()
393   off_t size = FileSize(fd);  in FileSize()