vast/tools/vast-detect-parsers/ParserCategoryDetector.cpp at 1f1d2875530e19d41f2549bf9a979b76f1f8182f · trailofbits/vast · GitHub

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// Copyright (c) 2024, Trail of Bits, Inc.

#ifdef VAST_ENABLE_SARIF
    #include "SarifPasses.hpp"

    #include "vast/Dialect/Parser/Ops.hpp"
    #include "vast/Frontend/Sarif.hpp"

namespace vast {
    void ParserCategoryDetector::runOnOperation() {
        getOperation().walk([&](pr::Source op) {
            gap::sarif::result result{
                .ruleId{ "pr-source" },
                .ruleIndex = 0,
                .kind      = gap::sarif::kind::kInformational,
                .level     = gap::sarif::level::kNote,
                .message{
                    .text{ { "Parser source detected" } },
                },
                .locations{},
            };
            if (auto loc = cc::sarif::mk_location(op.getLoc());
                loc.physicalLocation.has_value())
            {
                result.locations.push_back(std::move(loc));
            }
            results.push_back(result);
        });

        getOperation().walk([&](pr::Sink op) {
            gap::sarif::result result{
                .ruleId{ "pr-sink" },
                .ruleIndex = 0,
                .kind      = gap::sarif::kind::kInformational,
                .level     = gap::sarif::level::kNote,
                .message{
                    .text{ { "Parser sink detected" } },
                },
                .locations{},
            };
            if (auto loc = cc::sarif::mk_location(op.getLoc());
                loc.physicalLocation.has_value())
            {
                result.locations.push_back(std::move(loc));
            }
            results.push_back(result);
        });

        getOperation().walk([&](pr::Parse op) {
            gap::sarif::result result{
                .ruleId{ "pr-parse" },
                .ruleIndex = 0,
                .kind      = gap::sarif::kind::kInformational,
                .level     = gap::sarif::level::kNote,
                .message{
                    .text{ { "Parsing operation detected" } },
                },
                .locations{},
            };
            if (auto loc = cc::sarif::mk_location(op.getLoc());
                loc.physicalLocation.has_value())
            {
                result.locations.push_back(std::move(loc));
            }
            results.push_back(result);
        });

        getOperation().walk([&](pr::MaybeParse op) {
            gap::sarif::result result{
                .ruleId{ "pr-maybeparse" },
                .ruleIndex = 0,
                .kind      = gap::sarif::kind::kInformational,
                .level     = gap::sarif::level::kNote,
                .message{
                    .text{ { "Potential parsing operation detected" } },
                },
                .locations{},
            };
            if (auto loc = cc::sarif::mk_location(op.getLoc());
                loc.physicalLocation.has_value())
            {
                result.locations.push_back(std::move(loc));
            }
            results.push_back(result);
        });
    }
} // namespace vast
#endif