libs/http/src/detail/filter.cpp
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libs/http/src/detail/filter.cpp
| Line | Hits | Source Code |
|---|---|---|
| 1 | // | |
| 2 | // Copyright (c) 2023 Vinnie Falco (vinnie.falco@gmail.com) | |
| 3 | // Copyright (c) 2024 Mohammad Nejati | |
| 4 | // | |
| 5 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 6 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 7 | // | |
| 8 | // Official repository: https://github.com/cppalliance/http | |
| 9 | // | |
| 10 | ||
| 11 | #include "src/detail/filter.hpp" | |
| 12 | ||
| 13 | #include <boost/capy/buffers/front.hpp> | |
| 14 | ||
| 15 | namespace boost { | |
| 16 | namespace http { | |
| 17 | namespace detail { | |
| 18 | ||
| 19 | auto | |
| 20 | ✗ | filter:: |
| 21 | process( | |
| 22 | capy::slice_of< | |
| 23 | boost::span<const capy::mutable_buffer>> out, | |
| 24 | capy::const_buffer_pair in, | |
| 25 | bool more) -> results | |
| 26 | { | |
| 27 | ✗ | results rv; |
| 28 | ✗ | bool p_more = true; |
| 29 | for(;;) | |
| 30 | { | |
| 31 | ✗ | if(!more && p_more && in[1].size() == 0) |
| 32 | { | |
| 33 | ✗ | if(capy::buffer_size(out) < min_out_buffer()) |
| 34 | { | |
| 35 | ✗ | rv.out_short = true; |
| 36 | ✗ | return rv; |
| 37 | } | |
| 38 | ✗ | p_more = false; |
| 39 | } | |
| 40 | ||
| 41 | ✗ | auto ob = capy::front(out); |
| 42 | ✗ | auto ib = capy::front(in); |
| 43 | ✗ | auto rs = do_process(ob, ib, p_more); |
| 44 | ||
| 45 | ✗ | rv.in_bytes += rs.in_bytes; |
| 46 | ✗ | rv.out_bytes += rs.out_bytes; |
| 47 | ||
| 48 | ✗ | if(rs.ec) |
| 49 | { | |
| 50 | ✗ | rv.ec = rs.ec; |
| 51 | ✗ | return rv; |
| 52 | } | |
| 53 | ||
| 54 | ✗ | if(rs.finished) |
| 55 | { | |
| 56 | ✗ | rv.finished = true; |
| 57 | ✗ | return rv; |
| 58 | } | |
| 59 | ||
| 60 | ✗ | capy::remove_prefix(out, rs.out_bytes); |
| 61 | ✗ | capy::remove_prefix(in, rs.in_bytes); |
| 62 | ||
| 63 | ✗ | if(capy::buffer_empty(out)) |
| 64 | ✗ | return rv; |
| 65 | ||
| 66 | ✗ | if(capy::buffer_empty(in) && rs.out_bytes < ob.size()) |
| 67 | ✗ | return rv; |
| 68 | ✗ | } |
| 69 | } | |
| 70 | ||
| 71 | } // detail | |
| 72 | } // http | |
| 73 | } // boost | |
| 74 |