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httpbis.abnf
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httpbis.abnf
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; the ABNF below was extracted from the IETF HTTPbis WG Internet Drafts
; please see <http://tools.ietf.org/html/draft-ietf-httpbis-p1-messaging>
; for copyright information.
Accept = [ ( media-range [ weight ] ) *( OWS "," OWS ( media-range [ weight ] ) ) ]
Accept-Charset = [ ( ( token / "*" ) [ weight ] ) *( OWS "," OWS ( ( token / "*" ) [ weight ] ) ) ]
Accept-Encoding = [ ( codings [ weight ] ) *( OWS "," OWS ( codings [ weight ] ) ) ]
Accept-Language = [ ( language-range [ weight ] ) *( OWS "," OWS ( language-range [ weight ] ) ) ]
Accept-Ranges = acceptable-ranges
Age = delta-seconds
Allow = [ method *( OWS "," OWS method ) ]
Authentication-Info = [ auth-param *( OWS "," OWS auth-param ) ]
Authorization = credentials
BWS = OWS
Cache-Control = [ cache-directive *( OWS "," OWS cache-directive ) ]
Connection = [ connection-option *( OWS "," OWS connection-option ) ]
Content-Encoding = [ content-coding *( OWS "," OWS content-coding ) ]
Content-Language = [ language-tag *( OWS "," OWS language-tag ) ]
Content-Length = 1*DIGIT
Content-Location = absolute-URI / partial-URI
Content-Range = range-unit SP ( range-resp / unsatisfied-range )
Content-Type = media-type
Date = HTTP-date
ETag = entity-tag
Expect = [ expectation *( OWS "," OWS expectation ) ]
Expires = HTTP-date
From = mailbox
GMT = %x47.4D.54 ; GMT
HTTP-date = IMF-fixdate / obs-date
HTTP-message = start-line CRLF *( field-line CRLF ) CRLF [ message-body ]
HTTP-name = %x48.54.54.50 ; HTTP
HTTP-version = HTTP-name "/" DIGIT "." DIGIT
Host = uri-host [ ":" port ]
IMF-fixdate = day-name "," SP date1 SP time-of-day SP GMT
If-Match = "*" / [ entity-tag *( OWS "," OWS entity-tag ) ]
If-Modified-Since = HTTP-date
If-None-Match = "*" / [ entity-tag *( OWS "," OWS entity-tag ) ]
If-Range = entity-tag / HTTP-date
If-Unmodified-Since = HTTP-date
Last-Modified = HTTP-date
Location = URI-reference
Max-Forwards = 1*DIGIT
OWS = *( SP / HTAB )
Proxy-Authenticate = [ challenge *( OWS "," OWS challenge ) ]
Proxy-Authentication-Info = [ auth-param *( OWS "," OWS auth-param ) ]
Proxy-Authorization = credentials
RWS = 1*( SP / HTAB )
Range = ranges-specifier
Referer = absolute-URI / partial-URI
Retry-After = HTTP-date / delay-seconds
Server = product *( RWS ( product / comment ) )
TE = [ t-codings *( OWS "," OWS t-codings ) ]
Trailer = [ field-name *( OWS "," OWS field-name ) ]
Transfer-Encoding = [ transfer-coding *( OWS "," OWS transfer-coding ) ]
URI-reference = <URI-reference, see [URI], Section 4.1>
Upgrade = [ protocol *( OWS "," OWS protocol ) ]
User-Agent = product *( RWS ( product / comment ) )
Vary = [ ( "*" / field-name ) *( OWS "," OWS ( "*" / field-name ) ) ]
Via = [ ( received-protocol RWS received-by [ RWS comment ] ) *( OWS "," OWS ( received-protocol RWS received-by [ RWS comment ] ) ) ]
WWW-Authenticate = [ challenge *( OWS "," OWS challenge ) ]
absolute-URI = <absolute-URI, see [URI], Section 4.3>
absolute-form = absolute-URI
absolute-path = 1*( "/" segment )
acceptable-ranges = range-unit *( OWS "," OWS range-unit )
asctime-date = day-name SP date3 SP time-of-day SP year
asterisk-form = "*"
auth-param = token BWS "=" BWS ( token / quoted-string )
auth-scheme = token
authority = <authority, see [URI], Section 3.2>
authority-form = uri-host ":" port
cache-directive = token [ "=" ( token / quoted-string ) ]
challenge = auth-scheme [ 1*SP ( token68 / [ auth-param *( OWS "," OWS auth-param ) ] ) ]
chunk = chunk-size [ chunk-ext ] CRLF chunk-data CRLF
chunk-data = 1*OCTET
chunk-ext = *( BWS ";" BWS chunk-ext-name [ BWS "=" BWS chunk-ext-val ] )
chunk-ext-name = token
chunk-ext-val = token / quoted-string
chunk-size = 1*HEXDIG
chunked-body = *chunk last-chunk trailer-section CRLF
codings = content-coding / "identity" / "*"
comment = "(" *( ctext / quoted-pair / comment ) ")"
complete-length = 1*DIGIT
connection-option = token
content-coding = token
credentials = auth-scheme [ 1*SP ( token68 / [ auth-param *( OWS "," OWS auth-param ) ] ) ]
ctext = HTAB / SP / %x21-27 ; '!'-'''
/ %x2A-5B ; '*'-'['
/ %x5D-7E ; ']'-'~'
/ obs-text
date1 = day SP month SP year
date2 = day "-" month "-" 2DIGIT
date3 = month SP ( 2DIGIT / ( SP DIGIT ) )
day = 2DIGIT
day-name = %x4D.6F.6E ; Mon
/ %x54.75.65 ; Tue
/ %x57.65.64 ; Wed
/ %x54.68.75 ; Thu
/ %x46.72.69 ; Fri
/ %x53.61.74 ; Sat
/ %x53.75.6E ; Sun
day-name-l = %x4D.6F.6E.64.61.79 ; Monday
/ %x54.75.65.73.64.61.79 ; Tuesday
/ %x57.65.64.6E.65.73.64.61.79 ; Wednesday
/ %x54.68.75.72.73.64.61.79 ; Thursday
/ %x46.72.69.64.61.79 ; Friday
/ %x53.61.74.75.72.64.61.79 ; Saturday
/ %x53.75.6E.64.61.79 ; Sunday
delay-seconds = 1*DIGIT
delta-seconds = 1*DIGIT
entity-tag = [ weak ] opaque-tag
etagc = "!" / %x23-7E ; '#'-'~'
/ obs-text
expectation = token [ "=" ( token / quoted-string ) parameters ]
field-content = field-vchar [ 1*( SP / HTAB / field-vchar ) field-vchar ]
field-line = field-name ":" OWS field-value OWS
field-name = token
field-value = *field-content
field-vchar = VCHAR / obs-text
first-pos = 1*DIGIT
hour = 2DIGIT
http-URI = "http://" authority path-abempty [ "?" query ]
https-URI = "https://" authority path-abempty [ "?" query ]
incl-range = first-pos "-" last-pos
int-range = first-pos "-" [ last-pos ]
language-range = <language-range, see [RFC4647], Section 2.1>
language-tag = <Language-Tag, see [RFC5646], Section 2.1>
last-chunk = 1*"0" [ chunk-ext ] CRLF
last-pos = 1*DIGIT
mailbox = <mailbox, see [RFC5322], Section 3.4>
media-range = ( "*/*" / ( type "/*" ) / ( type "/" subtype ) ) parameters
media-type = type "/" subtype parameters
message-body = *OCTET
method = token
minute = 2DIGIT
month = %x4A.61.6E ; Jan
/ %x46.65.62 ; Feb
/ %x4D.61.72 ; Mar
/ %x41.70.72 ; Apr
/ %x4D.61.79 ; May
/ %x4A.75.6E ; Jun
/ %x4A.75.6C ; Jul
/ %x41.75.67 ; Aug
/ %x53.65.70 ; Sep
/ %x4F.63.74 ; Oct
/ %x4E.6F.76 ; Nov
/ %x44.65.63 ; Dec
obs-date = rfc850-date / asctime-date
obs-fold = OWS CRLF RWS
obs-text = %x80-FF
opaque-tag = DQUOTE *etagc DQUOTE
origin-form = absolute-path [ "?" query ]
other-range = 1*( %x21-2B ; '!'-'+'
/ %x2D-7E ; '-'-'~'
)
parameter = parameter-name "=" parameter-value
parameter-name = token
parameter-value = ( token / quoted-string )
parameters = *( OWS ";" OWS [ parameter ] )
partial-URI = relative-part [ "?" query ]
path-abempty = <path-abempty, see [URI], Section 3.3>
port = <port, see [URI], Section 3.2.3>
product = token [ "/" product-version ]
product-version = token
protocol = protocol-name [ "/" protocol-version ]
protocol-name = token
protocol-version = token
pseudonym = token
qdtext = HTAB / SP / "!" / %x23-5B ; '#'-'['
/ %x5D-7E ; ']'-'~'
/ obs-text
query = <query, see [URI], Section 3.4>
quoted-pair = "\" ( HTAB / SP / VCHAR / obs-text )
quoted-string = DQUOTE *( qdtext / quoted-pair ) DQUOTE
qvalue = ( "0" [ "." *3DIGIT ] ) / ( "1" [ "." *3"0" ] )
range-resp = incl-range "/" ( complete-length / "*" )
range-set = range-spec *( OWS "," OWS range-spec )
range-spec = int-range / suffix-range / other-range
range-unit = token
ranges-specifier = range-unit "=" range-set
reason-phrase = 1*( HTAB / SP / VCHAR / obs-text )
received-by = pseudonym [ ":" port ]
received-protocol = [ protocol-name "/" ] protocol-version
relative-part = <relative-part, see [URI], Section 4.2>
request-line = method SP request-target SP HTTP-version
request-target = origin-form / absolute-form / authority-form / asterisk-form
rfc850-date = day-name-l "," SP date2 SP time-of-day SP GMT
second = 2DIGIT
segment = <segment, see [URI], Section 3.3>
start-line = request-line / status-line
status-code = 3DIGIT
status-line = HTTP-version SP status-code SP [ reason-phrase ]
subtype = token
suffix-length = 1*DIGIT
suffix-range = "-" suffix-length
t-codings = "trailers" / ( transfer-coding [ weight ] )
tchar = "!" / "#" / "$" / "%" / "&" / "'" / "*" / "+" / "-" / "." / "^" / "_" / "`" / "|" / "~" / DIGIT / ALPHA
time-of-day = hour ":" minute ":" second
token = 1*tchar
token68 = 1*( ALPHA / DIGIT / "-" / "." / "_" / "~" / "+" / "/" ) *"="
trailer-section = *( field-line CRLF )
transfer-coding = token *( OWS ";" OWS transfer-parameter )
transfer-parameter = token BWS "=" BWS ( token / quoted-string )
type = token
unsatisfied-range = "*/" complete-length
uri-host = <host, see [URI], Section 3.2.2>
weak = %x57.2F ; W/
weight = OWS ";" OWS "q=" qvalue
year = 4DIGIT
; Accept defined but not used
; Accept-Charset defined but not used
; Accept-Encoding defined but not used
; Accept-Language defined but not used
; Accept-Ranges defined but not used
; Age defined but not used
; Allow defined but not used
; Authentication-Info defined but not used
; Authorization defined but not used
; Cache-Control defined but not used
; Connection defined but not used
; Content-Encoding defined but not used
; Content-Language defined but not used
; Content-Length defined but not used
; Content-Location defined but not used
; Content-Range defined but not used
; Content-Type defined but not used
; Date defined but not used
; ETag defined but not used
; Expect defined but not used
; Expires defined but not used
; From defined but not used
; HTTP-message defined but not used
; Host defined but not used
; If-Match defined but not used
; If-Modified-Since defined but not used
; If-None-Match defined but not used
; If-Range defined but not used
; If-Unmodified-Since defined but not used
; Last-Modified defined but not used
; Location defined but not used
; Max-Forwards defined but not used
; Proxy-Authenticate defined but not used
; Proxy-Authentication-Info defined but not used
; Proxy-Authorization defined but not used
; Range defined but not used
; Referer defined but not used
; Retry-After defined but not used
; Server defined but not used
; TE defined but not used
; Trailer defined but not used
; Transfer-Encoding defined but not used
; Upgrade defined but not used
; User-Agent defined but not used
; Vary defined but not used
; Via defined but not used
; WWW-Authenticate defined but not used
; chunked-body defined but not used
; http-URI defined but not used
; https-URI defined but not used
; obs-fold defined but not used