mirror of
https://github.com/RGBCube/serenity
synced 2025-05-21 19:55:07 +00:00
4b995542c4
We now return an error where `parse_atom()` would have previously returned an empty StringView. This is consistent with RFC3501, which says that an atom consists of one or more characters. This prevents a few cases where parsing an invalid atom could lead to an infinite loop.
74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
/*
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* Copyright (c) 2021, Kyle Pereira <hey@xylepereira.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/ByteBuffer.h>
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#include <AK/Result.h>
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#include <LibIMAP/Objects.h>
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namespace IMAP {
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class Client;
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struct ParseStatus {
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bool successful;
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Optional<Response> response;
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};
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class Parser {
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public:
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ParseStatus parse(ByteBuffer&& buffer, bool expecting_tag);
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private:
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static MailboxFlag parse_mailbox_flag(StringView);
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ErrorOr<ParseStatus> try_parse(ByteBuffer&& buffer, bool expecting_tag);
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ErrorOr<void> consume(StringView);
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bool consume_if(StringView);
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StringView consume_while(Function<bool(u8)> should_consume);
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StringView consume_until_end_of_line();
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bool at_end() { return m_position >= m_buffer.size(); }
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ErrorOr<unsigned> parse_number();
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Optional<unsigned> try_parse_number();
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ErrorOr<void> parse_response_done();
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ErrorOr<void> parse_untagged();
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ErrorOr<void> parse_capability_response();
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ErrorOr<StringView> parse_atom();
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ErrorOr<StringView> parse_quoted_string();
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ErrorOr<StringView> parse_literal_string();
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ErrorOr<StringView> parse_string();
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ErrorOr<StringView> parse_astring();
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ErrorOr<StringView> parse_nstring();
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ErrorOr<ResponseStatus> parse_status();
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ErrorOr<ListItem> parse_list_item();
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ErrorOr<FetchCommand::DataItem> parse_fetch_data_item();
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ErrorOr<FetchResponseData> parse_fetch_response();
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ErrorOr<Vector<Address>> parse_address_list();
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ErrorOr<Address> parse_address();
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ErrorOr<HashMap<DeprecatedString, DeprecatedString>> parse_body_fields_params();
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ErrorOr<BodyStructure> parse_body_structure();
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ErrorOr<BodyStructure> parse_one_part_body();
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ErrorOr<BodyExtension> parse_body_extension();
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ErrorOr<Tuple<DeprecatedString, HashMap<DeprecatedString, DeprecatedString>>> parse_disposition();
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ErrorOr<Vector<DeprecatedString>> parse_langs();
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ErrorOr<Envelope> parse_envelope();
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template<typename T>
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ErrorOr<Vector<T>> parse_list(T (*converter)(StringView));
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// To retain state if parsing is not finished
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ByteBuffer m_buffer;
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SolidResponse m_response;
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unsigned m_position { 0 };
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bool m_incomplete { false };
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};
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}
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