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90 lines
3.1 KiB
Rust
90 lines
3.1 KiB
Rust
//! Pre-defined `HeaderName`s, traits for parsing and conversion, and other header utility methods.
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use percent_encoding::{AsciiSet, CONTROLS};
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// re-export from http except header map related items
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pub use http::header::{
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HeaderName, HeaderValue, InvalidHeaderName, InvalidHeaderValue, ToStrError,
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};
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// re-export const header names
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pub use http::header::{
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ACCEPT, ACCEPT_CHARSET, ACCEPT_ENCODING, ACCEPT_LANGUAGE, ACCEPT_RANGES,
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ACCESS_CONTROL_ALLOW_CREDENTIALS, ACCESS_CONTROL_ALLOW_HEADERS,
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ACCESS_CONTROL_ALLOW_METHODS, ACCESS_CONTROL_ALLOW_ORIGIN, ACCESS_CONTROL_EXPOSE_HEADERS,
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ACCESS_CONTROL_MAX_AGE, ACCESS_CONTROL_REQUEST_HEADERS, ACCESS_CONTROL_REQUEST_METHOD, AGE,
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ALLOW, ALT_SVC, AUTHORIZATION, CACHE_CONTROL, CONNECTION, CONTENT_DISPOSITION,
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CONTENT_ENCODING, CONTENT_LANGUAGE, CONTENT_LENGTH, CONTENT_LOCATION, CONTENT_RANGE,
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CONTENT_SECURITY_POLICY, CONTENT_SECURITY_POLICY_REPORT_ONLY, CONTENT_TYPE, COOKIE, DATE,
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DNT, ETAG, EXPECT, EXPIRES, FORWARDED, FROM, HOST, IF_MATCH, IF_MODIFIED_SINCE,
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IF_NONE_MATCH, IF_RANGE, IF_UNMODIFIED_SINCE, LAST_MODIFIED, LINK, LOCATION, MAX_FORWARDS,
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ORIGIN, PRAGMA, PROXY_AUTHENTICATE, PROXY_AUTHORIZATION, PUBLIC_KEY_PINS,
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PUBLIC_KEY_PINS_REPORT_ONLY, RANGE, REFERER, REFERRER_POLICY, REFRESH, RETRY_AFTER,
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SEC_WEBSOCKET_ACCEPT, SEC_WEBSOCKET_EXTENSIONS, SEC_WEBSOCKET_KEY, SEC_WEBSOCKET_PROTOCOL,
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SEC_WEBSOCKET_VERSION, SERVER, SET_COOKIE, STRICT_TRANSPORT_SECURITY, TE, TRAILER,
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TRANSFER_ENCODING, UPGRADE, UPGRADE_INSECURE_REQUESTS, USER_AGENT, VARY, VIA, WARNING,
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WWW_AUTHENTICATE, X_CONTENT_TYPE_OPTIONS, X_DNS_PREFETCH_CONTROL, X_FRAME_OPTIONS,
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X_XSS_PROTECTION,
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};
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use crate::{error::ParseError, HttpMessage};
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mod as_name;
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mod into_pair;
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mod into_value;
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pub mod map;
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mod shared;
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mod utils;
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pub use self::as_name::AsHeaderName;
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pub use self::into_pair::TryIntoHeaderPair;
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pub use self::into_value::TryIntoHeaderValue;
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pub use self::map::HeaderMap;
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pub use self::shared::{
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parse_extended_value, q, Charset, ContentEncoding, ExtendedValue, HttpDate, LanguageTag,
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Quality, QualityItem,
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};
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pub use self::utils::{
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fmt_comma_delimited, from_comma_delimited, from_one_raw_str, http_percent_encode,
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};
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/// An interface for types that already represent a valid header.
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pub trait Header: TryIntoHeaderValue {
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/// Returns the name of the header field
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fn name() -> HeaderName;
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/// Parse a header
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fn parse<M: HttpMessage>(msg: &M) -> Result<Self, ParseError>;
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}
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/// Convert `http::HeaderMap` to our `HeaderMap`.
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impl From<http::HeaderMap> for HeaderMap {
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fn from(mut map: http::HeaderMap) -> HeaderMap {
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HeaderMap::from_drain(map.drain())
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}
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}
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/// This encode set is used for HTTP header values and is defined at
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/// <https://datatracker.ietf.org/doc/html/rfc5987#section-3.2>.
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pub(crate) const HTTP_VALUE: &AsciiSet = &CONTROLS
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.add(b' ')
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.add(b'"')
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.add(b'%')
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.add(b'\'')
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.add(b'(')
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.add(b')')
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.add(b'*')
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.add(b',')
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.add(b'/')
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.add(b':')
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.add(b';')
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.add(b'<')
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.add(b'-')
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.add(b'>')
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.add(b'?')
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.add(b'[')
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.add(b'\\')
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.add(b']')
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.add(b'{')
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.add(b'}');
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