23 int CheckParameters(GptData *gpt)  in CheckParameters()  argument
26 	if (gpt->sector_bytes != SECTOR_SIZE)  in CheckParameters()
34 	if (gpt->gpt_drive_sectors == 0 ||  in CheckParameters()
35 		(!(gpt->flags & GPT_FLAG_EXTERNAL) &&  in CheckParameters()
36 		 gpt->gpt_drive_sectors != gpt->streaming_drive_sectors)) {  in CheckParameters()
45 	if (gpt->gpt_drive_sectors <  in CheckParameters()
237 int GptSanityCheck(GptData *gpt)  in GptSanityCheck()  argument
240 	GptHeader *header1 = (GptHeader *)(gpt->primary_header);  in GptSanityCheck()
241 	GptHeader *header2 = (GptHeader *)(gpt->secondary_header);  in GptSanityCheck()
242 	GptEntry *entries1 = (GptEntry *)(gpt->primary_entries);  in GptSanityCheck()
243 	GptEntry *entries2 = (GptEntry *)(gpt->secondary_entries);  in GptSanityCheck()
246 	gpt->valid_headers = 0;  in GptSanityCheck()
247 	gpt->valid_entries = 0;  in GptSanityCheck()
249 	retval = CheckParameters(gpt);  in GptSanityCheck()
254 	if (0 == CheckHeader(header1, 0, gpt->streaming_drive_sectors,  in GptSanityCheck()
255 			     gpt->gpt_drive_sectors, gpt->flags)) {  in GptSanityCheck()
256 		gpt->valid_headers |= MASK_PRIMARY;  in GptSanityCheck()
259 	if (0 == CheckHeader(header2, 1, gpt->streaming_drive_sectors,  in GptSanityCheck()
260 			     gpt->gpt_drive_sectors, gpt->flags)) {  in GptSanityCheck()
261 		gpt->valid_headers |= MASK_SECONDARY;  in GptSanityCheck()
266 	if (!gpt->valid_headers)  in GptSanityCheck()
277 		gpt->valid_entries |= MASK_PRIMARY;  in GptSanityCheck()
279 		gpt->valid_entries |= MASK_SECONDARY;  in GptSanityCheck()
285 	if (MASK_BOTH == gpt->valid_headers && !gpt->valid_entries) {  in GptSanityCheck()
287 			gpt->valid_entries |= MASK_PRIMARY;  in GptSanityCheck()
289 			gpt->valid_entries |= MASK_SECONDARY;  in GptSanityCheck()
290 		if (gpt->valid_entries) {  in GptSanityCheck()
296 			gpt->valid_headers &= ~MASK_PRIMARY;  in GptSanityCheck()
301 	if (!gpt->valid_entries)  in GptSanityCheck()
308 	if (MASK_BOTH == gpt->valid_headers &&  in GptSanityCheck()
310 		gpt->valid_headers &= ~MASK_SECONDARY;  in GptSanityCheck()
315 void GptRepair(GptData *gpt)  in GptRepair()  argument
317 	GptHeader *header1 = (GptHeader *)(gpt->primary_header);  in GptRepair()
318 	GptHeader *header2 = (GptHeader *)(gpt->secondary_header);  in GptRepair()
319 	GptEntry *entries1 = (GptEntry *)(gpt->primary_entries);  in GptRepair()
320 	GptEntry *entries2 = (GptEntry *)(gpt->secondary_entries);  in GptRepair()
324 	if (MASK_NONE == gpt->valid_headers || MASK_NONE == gpt->valid_entries)  in GptRepair()
328 	if (MASK_PRIMARY == gpt->valid_headers) {  in GptRepair()
331 		header2->my_lba = gpt->gpt_drive_sectors - GPT_HEADER_SECTORS;  in GptRepair()
335 		gpt->modified |= GPT_MODIFIED_HEADER2;  in GptRepair()
337 	else if (MASK_SECONDARY == gpt->valid_headers) {  in GptRepair()
342 			gpt->streaming_drive_sectors - GPT_HEADER_SECTORS;  in GptRepair()
346 		gpt->modified |= GPT_MODIFIED_HEADER1;  in GptRepair()
348 	gpt->valid_headers = MASK_BOTH;  in GptRepair()
352 	if (MASK_PRIMARY == gpt->valid_entries) {  in GptRepair()
355 		gpt->modified |= GPT_MODIFIED_ENTRIES2;  in GptRepair()
357 	else if (MASK_SECONDARY == gpt->valid_entries) {  in GptRepair()
360 		gpt->modified |= GPT_MODIFIED_ENTRIES1;  in GptRepair()
362 	gpt->valid_entries = MASK_BOTH;  in GptRepair()
406 void GetCurrentKernelUniqueGuid(GptData *gpt, void *dest)  in GetCurrentKernelUniqueGuid()  argument
408 	GptEntry *entries = (GptEntry *)gpt->primary_entries;  in GetCurrentKernelUniqueGuid()
409 	GptEntry *e = entries + gpt->current_kernel;  in GetCurrentKernelUniqueGuid()
413 void GptModified(GptData *gpt) {  in GptModified()  argument
414 	GptHeader *header = (GptHeader *)gpt->primary_header;  in GptModified()
417 	header->entries_crc32 = Crc32(gpt->primary_entries,  in GptModified()
421 	gpt->modified |= GPT_MODIFIED_HEADER1 | GPT_MODIFIED_ENTRIES1;  in GptModified()
428 	gpt->valid_headers = MASK_PRIMARY;  in GptModified()
429 	gpt->valid_entries = MASK_PRIMARY;  in GptModified()
430 	GptRepair(gpt);  in GptModified()