| 12 | #include <serialize.h> |
| 13 | |
| 14 | struct FlatFilePos |
| 15 | { |
| 16 | int nFile; |
| 17 | unsigned int nPos; |
| 18 | |
| 19 | SERIALIZE_METHODS(FlatFilePos, obj) { READWRITE(VARINT_MODE(obj.nFile, VarIntMode::NONNEGATIVE_SIGNED), VARINT(obj.nPos)); } |
| 20 | |
| 21 | FlatFilePos() : nFile(-1), nPos(0) {} |
| 22 | |
| 23 | FlatFilePos(int nFileIn, unsigned int nPosIn) : |
| 24 | nFile(nFileIn), |
| 25 | nPos(nPosIn) |
| 26 | {} |
| 27 | |
| 28 | friend bool operator==(const FlatFilePos &a, const FlatFilePos &b) { |
| 29 | return (a.nFile == b.nFile && a.nPos == b.nPos); |
| 30 | } |
| 31 | |
| 32 | friend bool operator!=(const FlatFilePos &a, const FlatFilePos &b) { |
| 33 | return !(a == b); |
| 34 | } |
| 35 | |
| 36 | void SetNull() { nFile = -1; nPos = 0; } |
| 37 | bool IsNull() const { return (nFile == -1); } |
| 38 | |
| 39 | std::string ToString() const; |
| 40 | }; |
| 41 | |
| 42 | /** |
| 43 | * FlatFileSeq represents a sequence of numbered files storing raw data. This class facilitates |