refactor to mautrix 0.17.x; update deps

vendor/maunium.net/go/mautrix/crypto/goolm/errors.go

@@ -0,0 +1,30 @@
+package goolm
+
+import (
+	"errors"
+)
+
+// Those are the most common used errors
+var (
+	ErrBadSignature         = errors.New("bad signature")
+	ErrBadMAC               = errors.New("bad mac")
+	ErrBadMessageFormat     = errors.New("bad message format")
+	ErrBadVerification      = errors.New("bad verification")
+	ErrWrongProtocolVersion = errors.New("wrong protocol version")
+	ErrEmptyInput           = errors.New("empty input")
+	ErrNoKeyProvided        = errors.New("no key")
+	ErrBadMessageKeyID      = errors.New("bad message key id")
+	ErrRatchetNotAvailable  = errors.New("ratchet not available: attempt to decode a message whose index is earlier than our earliest known session key")
+	ErrMsgIndexTooHigh      = errors.New("message index too high")
+	ErrProtocolViolation    = errors.New("not protocol message order")
+	ErrMessageKeyNotFound   = errors.New("message key not found")
+	ErrChainTooHigh         = errors.New("chain index too high")
+	ErrBadInput             = errors.New("bad input")
+	ErrBadVersion           = errors.New("wrong version")
+	ErrNotBlocksize         = errors.New("length != blocksize")
+	ErrNotMultipleBlocksize = errors.New("length not a multiple of the blocksize")
+	ErrWrongPickleVersion   = errors.New("wrong pickle version")
+	ErrValueTooShort        = errors.New("value too short")
+	ErrInputToSmall         = errors.New("input too small (truncated?)")
+	ErrOverflow             = errors.New("overflow")
+)