diff options
Diffstat (limited to 'vendor/gopkg.in/gomail.v2/auth.go')
-rw-r--r-- | vendor/gopkg.in/gomail.v2/auth.go | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/vendor/gopkg.in/gomail.v2/auth.go b/vendor/gopkg.in/gomail.v2/auth.go deleted file mode 100644 index 4bcdd0620..000000000 --- a/vendor/gopkg.in/gomail.v2/auth.go +++ /dev/null @@ -1,67 +0,0 @@ -package gomail - -import ( - "bytes" - "errors" - "fmt" - "net/smtp" -) - -// plainAuth is an smtp.Auth that implements the PLAIN authentication mechanism. -// It fallbacks to the LOGIN mechanism if it is the only mechanism advertised -// by the server. -type plainAuth struct { - username string - password string - host string - login bool -} - -func (a *plainAuth) Start(server *smtp.ServerInfo) (string, []byte, error) { - if server.Name != a.host { - return "", nil, errors.New("gomail: wrong host name") - } - - var plain, login bool - for _, a := range server.Auth { - switch a { - case "PLAIN": - plain = true - case "LOGIN": - login = true - } - } - - if !server.TLS && !plain && !login { - return "", nil, errors.New("gomail: unencrypted connection") - } - - if !plain && login { - a.login = true - return "LOGIN", nil, nil - } - - return "PLAIN", []byte("\x00" + a.username + "\x00" + a.password), nil -} - -func (a *plainAuth) Next(fromServer []byte, more bool) ([]byte, error) { - if !a.login { - if more { - return nil, errors.New("gomail: unexpected server challenge") - } - return nil, nil - } - - if !more { - return nil, nil - } - - switch { - case bytes.Equal(fromServer, []byte("Username:")): - return []byte(a.username), nil - case bytes.Equal(fromServer, []byte("Password:")): - return []byte(a.password), nil - default: - return nil, fmt.Errorf("gomail: unexpected server challenge: %s", fromServer) - } -} |