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config.go
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config.go
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package params
import (
errorsmod "cosmossdk.io/errors"
"github.com/cosmos/cosmos-sdk/types/address"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
const (
Bech32Prefix = "ixo"
)
var (
// Bech32PrefixAccAddr defines the Bech32 prefix of an account's address
Bech32PrefixAccAddr = Bech32Prefix
// Bech32PrefixAccPub defines the Bech32 prefix of an account's public key
Bech32PrefixAccPub = Bech32Prefix + sdk.PrefixPublic
// Bech32PrefixValAddr defines the Bech32 prefix of a validator's operator address
Bech32PrefixValAddr = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixOperator
// Bech32PrefixValPub defines the Bech32 prefix of a validator's operator public key
Bech32PrefixValPub = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixOperator + sdk.PrefixPublic
// Bech32PrefixConsAddr defines the Bech32 prefix of a consensus node address
Bech32PrefixConsAddr = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixConsensus
// Bech32PrefixConsPub defines the Bech32 prefix of a consensus node public key
Bech32PrefixConsPub = Bech32Prefix + sdk.PrefixValidator + sdk.PrefixConsensus + sdk.PrefixPublic
)
func init() {
SetAddressPrefixes()
}
// SetAddressPrefixes builds the Config with Bech32 addressPrefix and publKeyPrefix for accounts, validators, and consensus nodes and verifies that addreeses have correct format.
func SetAddressPrefixes() {
config := sdk.GetConfig()
config.SetBech32PrefixForAccount(Bech32PrefixAccAddr, Bech32PrefixAccPub)
config.SetBech32PrefixForValidator(Bech32PrefixValAddr, Bech32PrefixValPub)
config.SetBech32PrefixForConsensusNode(Bech32PrefixConsAddr, Bech32PrefixConsPub)
// This is copied from the cosmos sdk v0.43.0-beta1
// source: https://github.com/cosmos/cosmos-sdk/blob/v0.43.0-beta1/types/address.go#L141
config.SetAddressVerifier(func(bytes []byte) error {
if len(bytes) == 0 {
return errorsmod.Wrap(sdkerrors.ErrUnknownAddress, "addresses cannot be empty")
}
if len(bytes) > address.MaxAddrLen {
return errorsmod.Wrapf(sdkerrors.ErrUnknownAddress, "address max length is %d, got %d, %x", address.MaxAddrLen, len(bytes), bytes)
}
// TODO: Do we want to allow addresses of lengths other than 20 and 32 bytes?
if len(bytes) != 20 && len(bytes) != 32 {
return errorsmod.Wrapf(sdkerrors.ErrUnknownAddress, "address length must be 20 or 32 bytes, got %d, %x", len(bytes), bytes)
}
return nil
})
}