65                 const uint64_t sector_bytes,  in Load()  argument
71   if (!sector_count || !sector_bytes) {  in Load()
73           __FUNCTION__, __LINE__, sector_count, sector_bytes);  in Load()
77   if (sector_bytes > (UINT64_MAX / sector_count)) {  in Load()
79           __FUNCTION__, __LINE__, sector_count, sector_bytes);  in Load()
82   count = sector_bytes * sector_count;  in Load()
86   if (-1 == lseek(drive->fd, sector * sector_bytes, SEEK_SET)) {  in Load()
130                 const uint64_t sector_bytes,  in Save()  argument
136   count = sector_bytes * sector_count;  in Save()
138   if (-1 == lseek(drive->fd, sector * sector_bytes, SEEK_SET))  in Save()
148 static int GptLoad(struct drive *drive, uint32_t sector_bytes) {  in GptLoad()  argument
149   drive->gpt.sector_bytes = sector_bytes;  in GptLoad()
150   if (drive->size % drive->gpt.sector_bytes) {  in GptLoad()
152           (long long unsigned int)drive->size, drive->gpt.sector_bytes);  in GptLoad()
155   drive->gpt.streaming_drive_sectors = drive->size / drive->gpt.sector_bytes;  in GptLoad()
165                       drive->gpt.sector_bytes, GPT_HEADER_SECTORS)) {  in GptLoad()
171                       drive->gpt.sector_bytes, GPT_HEADER_SECTORS)) {  in GptLoad()
181                         drive->gpt.sector_bytes,  in GptLoad()
195                         drive->gpt.sector_bytes,  in GptLoad()
211                         drive->gpt.sector_bytes, GPT_HEADER_SECTORS)) {  in GptSave()
220                        drive->gpt.sector_bytes, GPT_HEADER_SECTORS)) {  in GptSave()
229                         drive->gpt.sector_bytes,  in GptSave()
239                         drive->gpt.sector_bytes,  in GptSave()
265 static int ObtainDriveSize(int fd, uint64_t* size, uint32_t* sector_bytes) {  in ObtainDriveSize()  argument
275     if (ioctl(fd, BLKSSZGET, sector_bytes) < 0) {  in ObtainDriveSize()
279     *sector_bytes = 512;  /* bytes */  in ObtainDriveSize()
283   *sector_bytes = 512;  /* bytes */  in ObtainDriveSize()
291   uint32_t sector_bytes;  in DriveOpen()  local
309   sector_bytes = 512;  in DriveOpen()
311   if (ObtainDriveSize(drive->fd, &gpt_drive_size, &sector_bytes) != 0) {  in DriveOpen()
317   drive->gpt.gpt_drive_sectors = gpt_drive_size / sector_bytes;  in DriveOpen()
327   if (GptLoad(drive, sector_bytes)) {  in DriveOpen()