73 lines
2.3 KiB
Go
73 lines
2.3 KiB
Go
package ffiwrapper
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import (
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"fmt"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/specs-actors/actors/abi"
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)
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type Config struct {
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SealProofType abi.RegisteredProof
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PoStProofType abi.RegisteredProof
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_ struct{} // guard against nameless init
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}
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func sizeFromConfig(cfg Config) (abi.SectorSize, error) {
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if cfg.SealProofType == abi.RegisteredProof(0) {
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return abi.SectorSize(0), xerrors.New("must specify a seal proof type from abi.RegisteredProof")
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}
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if cfg.PoStProofType == abi.RegisteredProof(0) {
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return abi.SectorSize(0), xerrors.New("must specify a PoSt proof type from abi.RegisteredProof")
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}
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s1, err := SectorSizeForRegisteredProof(cfg.SealProofType)
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if err != nil {
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return abi.SectorSize(0), err
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}
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s2, err := SectorSizeForRegisteredProof(cfg.PoStProofType)
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if err != nil {
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return abi.SectorSize(0), err
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}
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if s1 != s2 {
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return abi.SectorSize(0), xerrors.Errorf("seal sector size %d does not equal PoSt sector size %d", s1, s2)
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}
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return s1, nil
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}
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// TODO: remove this method after implementing it along side the registered proofs and importing it from there.
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func SectorSizeForRegisteredProof(p abi.RegisteredProof) (abi.SectorSize, error) {
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switch p {
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case abi.RegisteredProof_StackedDRG32GiBSeal, abi.RegisteredProof_StackedDRG32GiBPoSt:
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return 32 << 30, nil
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case abi.RegisteredProof_StackedDRG2KiBSeal, abi.RegisteredProof_StackedDRG2KiBPoSt:
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return 2 << 10, nil
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case abi.RegisteredProof_StackedDRG8MiBSeal, abi.RegisteredProof_StackedDRG8MiBPoSt:
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return 8 << 20, nil
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case abi.RegisteredProof_StackedDRG512MiBSeal, abi.RegisteredProof_StackedDRG512MiBPoSt:
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return 512 << 20, nil
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default:
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return 0, fmt.Errorf("unsupported registered proof %d", p)
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}
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}
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func ProofTypeFromSectorSize(ssize abi.SectorSize) (abi.RegisteredProof, abi.RegisteredProof, error) {
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switch ssize {
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case 2 << 10:
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return abi.RegisteredProof_StackedDRG2KiBPoSt, abi.RegisteredProof_StackedDRG2KiBSeal, nil
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case 8 << 20:
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return abi.RegisteredProof_StackedDRG8MiBPoSt, abi.RegisteredProof_StackedDRG8MiBSeal, nil
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case 512 << 20:
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return abi.RegisteredProof_StackedDRG512MiBPoSt, abi.RegisteredProof_StackedDRG512MiBSeal, nil
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case 32 << 30:
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return abi.RegisteredProof_StackedDRG32GiBPoSt, abi.RegisteredProof_StackedDRG32GiBSeal, nil
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default:
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return 0, 0, xerrors.Errorf("unsupported sector size for miner: %v", ssize)
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}
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}
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