qemu-e2k/cow.h

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/* user mode linux compatible COW file */
#define COW_MAGIC 0x4f4f4f4d /* MOOO */
#define COW_VERSION 2
struct cow_header_v2 {
uint32_t magic;
uint32_t version;
char backing_file[1024];
int32_t mtime;
uint64_t size;
uint32_t sectorsize;
};