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masterseed

package module

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Versions in this module

v1

v1.1.0

Aug 14, 2026

Changes in this version

+ func ExpectedBlockSize(sourceSize, blockIndex uint64) (uint64, error)

+ type BlockMatches struct

+ FirstIndex uint64

+ LastIndex uint64

+ MatchCount uint64

+ func FindBlockHash(ctx context.Context, seed io.Reader, expectedSeedHash Digest, ...) (BlockMatches, error)

type Error

+ ActualBlockSize *uint64

+ ExpectedBlockCount *uint64

+ ExpectedSeedSize *uint64

type ErrorCode

+ const BlockNotInSeed

+ const BlockSizeMismatch

+ const SeedSizeMismatch

type SeedInfo

+ func VerifySeedForSourceSize(ctx context.Context, seed io.Reader, expectedSeedHash Digest, ...) (SeedInfo, error)

+ type VerifiedBlock struct

+ BlockHash Digest

+ BlockIndex uint64

+ BlockSize uint64

+ func VerifyBlockInSeed(ctx context.Context, seed io.Reader, expectedSeedHash Digest, ...) (VerifiedBlock, error)

v1.0.2

Aug 13, 2026

v1.0.1

Aug 9, 2026

Changes in this version

+ const BLOCK_SIZE

+ const BlockSize

+ const DIGEST_SIZE

+ const DigestSize

+ const FORMAT

+ const Format

+ const HASH_ALGORITHM

+ const HashAlgorithm

+ func BlockCountForSourceSize(sourceSize uint64) uint64

+ func IsCode(err error, code ErrorCode) bool

+ func SeedOffset(blockIndex uint64) (uint64, error)

+ func SeedSizeForBlockCount(blockCount uint64) (uint64, error)

+ func SourceOffset(blockIndex uint64) (uint64, error)

+ type CreateSeedFileOptions struct

+ Overwrite bool

+ Sync bool

+ type Digest struct

+ func DigestFromBytes(value []byte) (Digest, error)

+ func DigestFromHex(value string) (Digest, error)

+ func HashSeed(ctx context.Context, seed io.Reader) (Digest, error)

+ func NewDigest(value []byte) (Digest, error)

+ func ParseDigestHex(value string) (Digest, error)

+ func ReadBlockHash(ctx context.Context, seed io.ReaderAt, seedSize, blockIndex uint64) (Digest, error)

+ func Sum256(value []byte) Digest

+ func VerifyBlock(ctx context.Context, block []byte, expected Digest) (Digest, error)

+ func (d Digest) Bytes() []byte

+ func (d Digest) Equal(other Digest) bool

+ func (d Digest) Hex() string

+ func (d Digest) String() string

+ type Error struct

+ Actual *Digest

+ BlockCount *uint64

+ BlockIndex *uint64

+ Cause error

+ Code ErrorCode

+ Expected *Digest

+ Message string

+ Operation string

+ Path string

+ SeedSize *uint64

+ SourceOffset *uint64

+ func (e *Error) Error() string

+ func (e *Error) Unwrap() error

+ type ErrorCode string

+ const Aborted

+ const BlockHashMismatch

+ const BlockIndexOutOfRange

+ const IntegerOverflow

+ const InvalidArgument

+ const InvalidHashEncoding

+ const InvalidSeedLength

+ const ReadFailed

+ const SeedHashMismatch

+ const SourceTooLong

+ const SourceTooShort

+ const TargetExists

+ const WriteFailed

+ func CodeOf(err error) ErrorCode

+ type SeedInfo struct

+ BlockCount uint64

+ BlockSize uint64

+ Format string

+ SeedHash Digest

+ SeedHashHex string

+ SeedSize uint64

+ SourceSize uint64

+ SourceSizeKnown bool

+ func CreateSeed(ctx context.Context, source io.Reader, sink io.Writer) (SeedInfo, error)

+ func CreateSeedFile(ctx context.Context, sourcePath, seedPath string, ...) (info SeedInfo, err error)

+ func InspectSeed(ctx context.Context, seed io.Reader) (SeedInfo, error)

+ func VerifySeed(ctx context.Context, seed io.Reader, expected Digest) (SeedInfo, error)

+ type VerifyInfo struct

+ BlocksVerified uint64

+ func VerifySource(ctx context.Context, source io.Reader, seed io.Reader) (VerifyInfo, error)

+ func VerifySourceFile(ctx context.Context, sourcePath, seedPath string, expected Digest) (VerifyInfo, error)