C++ (Cpp) pagemap_head__free_unpacked Examples

Example #1

File: image.c Project: cyrillos/criu

struct cr_img *open_pages_image_at(int dfd, unsigned long flags, struct cr_img *pmi, u32 *id)
{
	if (flags == O_RDONLY || flags == O_RDWR) {
		PagemapHead *h;
		if (pb_read_one(pmi, &h, PB_PAGEMAP_HEAD) < 0)
			return NULL;
		*id = h->pages_id;
		pagemap_head__free_unpacked(h, NULL);
	} else {
		PagemapHead h = PAGEMAP_HEAD__INIT;
		*id = h.pages_id = page_ids++;
		if (pb_write_one(pmi, &h, PB_PAGEMAP_HEAD) < 0)
			return NULL;
	}

	return open_image_at(dfd, CR_FD_PAGES, flags, *id);
}

Example #2

File: image.c Project: theksk/criu

int open_pages_image_at(int dfd, unsigned long flags, int pm_fd)
{
	unsigned id;

	if (flags == O_RDONLY || flags == O_RDWR) {
		PagemapHead *h;
		if (pb_read_one(pm_fd, &h, PB_PAGEMAP_HEAD) < 0)
			return -1;
		id = h->pages_id;
		pagemap_head__free_unpacked(h, NULL);
	} else {
		PagemapHead h = PAGEMAP_HEAD__INIT;
		id = h.pages_id = page_ids++;
		if (pb_write_one(pm_fd, &h, PB_PAGEMAP_HEAD) < 0)
			return -1;
	}

	return open_image_at(dfd, CR_FD_PAGES, flags, id);
}