http_status_t

type http_status_t = (

  HTTP_ERROR = - 1,

  HTTP_CONTINUE = 100,

  HTTP_SWITCHING_PROTOCOLS,

  HTTP_OK = 200,

  HTTP_CREATED,

  HTTP_ACCEPTED,

  HTTP_NOT_AUTHORITATIVE,

  HTTP_NO_CONTENT,

  HTTP_RESET_CONTENT,

  HTTP_PARTIAL_CONTENT,

  HTTP_MULTIPLE_CHOICES = 300,

  HTTP_MOVED_PERMANENTLY,

  HTTP_MOVED_TEMPORARILY,

  HTTP_SEE_OTHER,

  HTTP_NOT_MODIFIED,

  HTTP_USE_PROXY,

  HTTP_BAD_REQUEST = 400,

  HTTP_UNAUTHORIZED,

  HTTP_PAYMENT_REQUIRED,

  HTTP_FORBIDDEN,

  HTTP_NOT_FOUND,

  HTTP_METHOD_NOT_ALLOWED,

  HTTP_NOT_ACCEPTABLE,

  HTTP_PROXY_AUTHENTICATION,

  HTTP_REQUEST_TIMEOUT,

  HTTP_CONFLICT,

  HTTP_GONE,

  HTTP_LENGTH_REQUIRED,

  HTTP_PRECONDITION,

  HTTP_REQUEST_TOO_LARGE,

  HTTP_URI_TOO_LONG,

  HTTP_UNSUPPORTED_MEDIATYPE,

  HTTP_UPGRADE_REQUIRED = 426,

  HTTP_SERVER_ERROR = 500,

  HTTP_NOT_IMPLEMENTED,

  HTTP_BAD_GATEWAY,

  HTTP_SERVICE_UNAVAILABLE,

  HTTP_GATEWAY_TIMEOUT,

  HTTP_NOT_SUPPORTED

);