mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
2.5 KiB
70 lines
2.5 KiB
URI-reference = [ absoluteURI | relativeURI ] [ "#" fragment ]
|
|
absoluteURI = scheme ":" ( hier_part | opaque_part )
|
|
relativeURI = ( net_path | abs_path | rel_path ) [ "?" query ]
|
|
|
|
hier_part = ( net_path | abs_path ) [ "?" query ]
|
|
opaque_part = uric_no_slash *uric
|
|
|
|
uric_no_slash = unreserved | escaped | ";" | "?" | ":" | "@" |
|
|
"&" | "=" | "+" | "$" | ","
|
|
|
|
net_path = "//" authority [ abs_path ]
|
|
abs_path = "/" path_segments
|
|
rel_path = rel_segment [ abs_path ]
|
|
|
|
rel_segment = 1*( unreserved | escaped |
|
|
";" | "@" | "&" | "=" | "+" | "$" | "," )
|
|
|
|
scheme = alpha *( alpha | digit | "+" | "-" | "." )
|
|
|
|
authority = server | reg_name
|
|
|
|
reg_name = 1*( unreserved | escaped | "$" | "," |
|
|
";" | ":" | "@" | "&" | "=" | "+" )
|
|
|
|
server = [ [ userinfo "@" ] hostport ]
|
|
userinfo = *( unreserved | escaped |
|
|
";" | ":" | "&" | "=" | "+" | "$" | "," )
|
|
|
|
hostport = host [ ":" port ]
|
|
host = hostname | IPv4address
|
|
hostname = *( domainlabel "." ) toplabel [ "." ]
|
|
domainlabel = alphanum | alphanum *( alphanum | "-" ) alphanum
|
|
toplabel = alpha | alpha *( alphanum | "-" ) alphanum
|
|
IPv4address = 1*digit "." 1*digit "." 1*digit "." 1*digit
|
|
port = *digit
|
|
|
|
path = [ abs_path | opaque_part ]
|
|
path_segments = segment *( "/" segment )
|
|
segment = *pchar *( ";" param )
|
|
param = *pchar
|
|
pchar = unreserved | escaped |
|
|
":" | "@" | "&" | "=" | "+" | "$" | ","
|
|
|
|
query = *uric
|
|
|
|
fragment = *uric
|
|
|
|
uric = reserved | unreserved | escaped
|
|
reserved = ";" | "/" | "?" | ":" | "@" | "&" | "=" | "+" |
|
|
"$" | ","
|
|
unreserved = alphanum | mark
|
|
mark = "-" | "_" | "." | "!" | "~" | "*" | "'" |
|
|
"(" | ")"
|
|
|
|
escaped = "%" hex hex
|
|
hex = digit | "A" | "B" | "C" | "D" | "E" | "F" |
|
|
"a" | "b" | "c" | "d" | "e" | "f"
|
|
|
|
alphanum = alpha | digit
|
|
alpha = lowalpha | upalpha
|
|
|
|
lowalpha = "a" | "b" | "c" | "d" | "e" | "f" | "g" | "h" | "i" |
|
|
"j" | "k" | "l" | "m" | "n" | "o" | "p" | "q" | "r" |
|
|
"s" | "t" | "u" | "v" | "w" | "x" | "y" | "z"
|
|
upalpha = "A" | "B" | "C" | "D" | "E" | "F" | "G" | "H" | "I" |
|
|
"J" | "K" | "L" | "M" | "N" | "O" | "P" | "Q" | "R" |
|
|
"S" | "T" | "U" | "V" | "W" | "X" | "Y" | "Z"
|
|
digit = "0" | "1" | "2" | "3" | "4" | "5" | "6" | "7" |
|
|
"8" | "9"
|
|
|