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package dkim
import (
"errors"
)
var (
// ErrSignPrivateKeyRequired when there not private key in config
ErrSignPrivateKeyRequired = errors.New("PrivateKey is required")
// ErrSignDomainRequired when there is no domain defined in config
ErrSignDomainRequired = errors.New("Domain is required")
// ErrSignSelectorRequired when there is no Selcteir defined in config
ErrSignSelectorRequired = errors.New("Selector is required")
// ErrSignHeaderShouldContainsFrom If Headers is specified it should at least contain 'from'
ErrSignHeaderShouldContainsFrom = errors.New("header must contains 'from' field")
// ErrSignBadCanonicalization If bad Canonicalization parameter
ErrSignBadCanonicalization = errors.New("bad Canonicalization parameter")
// ErrCandNotParsePrivateKey when unable to parse private key
ErrCandNotParsePrivateKey = errors.New("can not parse private key, check format (pem) and validity")
// ErrSignBadAlgo Bad algorithm
ErrSignBadAlgo = errors.New("bad algorithm. Only rsa-sha1 or rsa-sha256 are permitted")
// ErrBadMailFormat unable to parse mail
ErrBadMailFormat = errors.New("bad mail format")
// ErrBadMailFormatHeaders bad headers format (not DKIM Header)
ErrBadMailFormatHeaders = errors.New("bad mail format found in headers")
// ErrBadDKimTagLBodyTooShort bad l tag
ErrBadDKimTagLBodyTooShort = errors.New("bad tag l or bodyLength option. Body length < l value")
// ErrDkimHeaderBadFormat when errors found in DKIM header
ErrDkimHeaderBadFormat = errors.New("bad DKIM header format")
// ErrDkimHeaderNotFound when there's no DKIM-Signature header in an email we have to verify
ErrDkimHeaderNotFound = errors.New("no DKIM-Signature header field found ")
// ErrDkimHeaderBTagNotFound when there's no b tag
ErrDkimHeaderBTagNotFound = errors.New("no tag 'b' found in dkim header")
// ErrDkimHeaderNoFromInHTag when from is missing in h tag
ErrDkimHeaderNoFromInHTag = errors.New("'from' header is missing in h tag")
// ErrDkimHeaderMissingRequiredTag when a required tag is missing
ErrDkimHeaderMissingRequiredTag = errors.New("signature missing required tag")
// ErrDkimHeaderDomainMismatch if i tag is not a sub domain of d tag
ErrDkimHeaderDomainMismatch = errors.New("domain mismatch")
// ErrDkimVersionNotsupported version not supported
ErrDkimVersionNotsupported = errors.New("incompatible version")
// Query method unsupported
errQueryMethodNotsupported = errors.New("query method not supported")
// ErrVerifyBodyHash when body hash doesn't verify
ErrVerifyBodyHash = errors.New("body hash did not verify")
// ErrVerifyNoKeyForSignature no key
ErrVerifyNoKeyForSignature = errors.New("no key for verify")
// ErrVerifyKeyUnavailable when service (dns) is anavailable
ErrVerifyKeyUnavailable = errors.New("key unavailable")
// ErrVerifyTagVMustBeTheFirst if present the v tag must be the firts in the record
ErrVerifyTagVMustBeTheFirst = errors.New("pub key syntax error: v tag must be the first")
// ErrVerifyVersionMusBeDkim1 if présent flag v (version) must be DKIM1
ErrVerifyVersionMusBeDkim1 = errors.New("flag v must be set to DKIM1")
// ErrVerifyBadKeyType bad type for pub key (only rsa is accepted)
ErrVerifyBadKeyType = errors.New("bad type for key type")
// ErrVerifyRevokedKey key(s) for this selector is revoked (p is empty)
ErrVerifyRevokedKey = errors.New("revoked key")
// ErrVerifyBadKey when we can't parse pubkey
ErrVerifyBadKey = errors.New("unable to parse pub key")
// ErrVerifyNoKey when no key is found on DNS record
ErrVerifyNoKey = errors.New("no public key found in DNS TXT")
// ErrVerifySignatureHasExpired when signature has expired
ErrVerifySignatureHasExpired = errors.New("signature has expired")
// ErrVerifyInappropriateHashAlgo when h tag in pub key doesn't contain hash algo from a tag of DKIM header
ErrVerifyInappropriateHashAlgo = errors.New("inappropriate has algorithm")
)
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