Module sipmsg::common::bnfcore

Functions

is_alpha	Basic common rules from https://tools.ietf.org/html/rfc2234#section-6.1 and https://tools.ietf.org/html/rfc3261#section-25 that can be described by a limited number of characters ALPHA = %x41-5A / %x61-7A ; A-Z / a-z
is_alphanum
is_bit	BIT = "0" / "1"
is_char	CHAR = %x01-7F any 7-bit US-ASCII character, excluding NUL
is_cr	CR = %x0D Carriage return
is_crlf	CRLF = CR LF Internet standard newline
is_ctl	CTL = %x00-1F / %x7F
is_digit	DIGIT = %x30-39
is_dquote	DQUOTE = %x22
is_escaped
is_hexdig	HEXDIG = DIGIT / "A" / "B" / "C" / "D" / "E" / "F" / "a" / "b" / "c" / "d" / "e" / "f"
is_htab	HTAB = %x09
is_lf	LF = %x0A
is_lhex
is_mark
is_octet	OCTET = %x00-FF 8 bits of data
is_password_char	password = *( unreserved / escaped / "&" / "=" / "+" / "$" / "," )
is_quoted_pair
is_reserved
is_separators	separators = "(" / ")" / "<" / ">" / "@" / "," / ";" / ":" / "" / DQUOTE / "/" / "[" / "]" / "?" / "=" / "{" / "}" / SP / HTAB
is_sp	SP = %x20
is_token_char
is_unreserved
is_user_unreserved_char	user-unreserved = "&" / "=" / "+" / "$" / "," / ";" / "?" / "/"
is_utf8_cont	UTF8-CONT = %x80-BF
is_vchar	VCHAR = %x21-7E visible (printing) characters
is_word_char
is_wsp	WSP = SP / HTAB white space