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LibHTTP: Return error if request is incomplete

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If there is not enough input to completely parse HTTP request we need
to return error and handle it in HTTP server.
This commit is contained in:
Aliaksandr Kalenik
2023-03-23 03:06:13 +03:00
committed by Andreas Kling
parent 9220cdc285
commit 7b8a857e30
2 changed files with 14 additions and 0 deletions
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11
Userland/Libraries/LibHTTP/HttpRequest.cpp
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@@ -102,6 +102,7 @@ ErrorOr<HttpRequest, HttpRequest::ParseError> HttpRequest::from_raw_request(Read
Vector<u8, 256> buffer;
Optional<unsigned> content_length;
DeprecatedString method;
DeprecatedString resource;
DeprecatedString protocol;
@@ -168,6 +169,10 @@ ErrorOr<HttpRequest, HttpRequest::ParseError> HttpRequest::from_raw_request(Read
}
commit_and_advance_to(current_header.value, next_state);
if (current_header.name.equals_ignoring_ascii_case("Content-Length"sv))
content_length = current_header.value.to_uint();
headers.append(move(current_header));
break;
}
@@ -189,6 +194,12 @@ ErrorOr<HttpRequest, HttpRequest::ParseError> HttpRequest::from_raw_request(Read
}
}
if (state != State::InBody)
return ParseError::RequestIncomplete;
if (content_length.has_value() && content_length.value() != body.size())
return ParseError::RequestIncomplete;
HttpRequest request;
if (method == "GET")
request.m_method = Method::GET;