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#ifndef SLICES_H
#define SLICES_H
#include <stdint.h>
#include <stdlib.h>
/* IMPORTANT NOTES
Slice are inclusive intervals. Let say sliceNew(1,2,S_UNKNOWN,NULL) return a [1;2] interval,
so interval lenght is end-begin+1. Here, it is 2 sectors lenght slice.
*/
typedef enum { S_UNKNOWN, S_RECOVERED, S_UNREADABLE } sliceStatus_t;
typedef unsigned long long int address_t;
typedef struct _slice {
address_t begin, end;
sliceStatus_t status;
struct _slice *next;
} slice_t;
typedef struct {
int count;
slice_t *first, *last;
} slices_t;
slice_t *sliceNew(address_t begin, address_t end, sliceStatus_t status, slice_t *next);
// Return the numbers of slices after split (3 in the general case, 2 or 1 in particular cases. -1 is memory error)
int sliceSplit(slices_t *slices, slice_t *initialSlice, address_t splitAt, sliceStatus_t statusBefore, sliceStatus_t statusAt, sliceStatus_t statusAfter);
slices_t *slicesNewEmpty();
slices_t *slicesNewSingleton(address_t begin, address_t end, sliceStatus_t status);
void slicesAppend(slices_t *slices, slice_t *slice);
slice_t *slicesFindLargest(slices_t *slices, sliceStatus_t status);
slice_t *slicesFindLargestFast(slices_t *slices, address_t *foundMax, sliceStatus_t status, address_t knownMax, slice_t *firstToTry);
char *slicesDump(slices_t *slices, address_t *blockSize, unsigned int charCount, address_t begin, address_t end);
#endif /*SLICES_H*/
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