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#include <mbgl/platform/log.hpp>
#include <mbgl/style/parser.hpp>
#include <mbgl/util/mapbox.hpp>
#include <mbgl/tile/vector_tile_data.hpp>
#include <mbgl/style/rapidjson_conversion.hpp>
#include <mbgl/style/conversion.hpp>
#include <mbgl/style/conversion/filter.hpp>
#include <protozero/exception.hpp>
#include <iostream>
#include <istream>
#include <iterator>
#include <ostream>
#include <string>
#include <unordered_map>
typedef void (*Callback)(std::string);
static const std::unordered_map<std::string, Callback> fuzzers{
{ "source-url",
[](std::string input) { mbgl::util::mapbox::normalizeSourceURL(input, "key"); } },
{ "style-url", [](std::string input) { mbgl::util::mapbox::normalizeStyleURL(input, "key"); } },
{ "sprite-url",
[](std::string input) { mbgl::util::mapbox::normalizeSpriteURL(input, "key"); } },
{ "glyphs-url",
[](std::string input) { mbgl::util::mapbox::normalizeGlyphsURL(input, "key"); } },
{ "tile-url", [](std::string input) { mbgl::util::mapbox::normalizeTileURL(input, "key"); } },
{ "canonicalize-tile-url",
[](std::string input) {
mbgl::util::mapbox::canonicalizeTileURL(input, mbgl::SourceType::Raster, 42);
} },
{ "parse-style",
[](std::string input) {
mbgl::style::Parser parser;
parser.parse(input);
} },
{ "parse-filter",
[](std::string input) {
using namespace mbgl;
using namespace mbgl::style;
rapidjson::GenericDocument<rapidjson::UTF8<>, rapidjson::CrtAllocator> document;
document.Parse<0>(input.c_str());
if (!document.HasParseError()) {
conversion::convert<Filter>(document);
}
} },
{ "parse-tile",
[](std::string input) {
mbgl::VectorTileData tile(std::make_shared<const std::string>(std::move(input)));
try {
tile.getLayer("foo");
} catch (protozero::exception& ex) {
}
} },
};
void printValidFuzzers() {
std::cerr << "Valid fuzzers are:" << std::endl;
for (auto& fuzzer : fuzzers) {
std::cerr << " - " << fuzzer.first << std::endl;
}
}
int main(int argc, char* argv[]) {
if (argc < 2) {
std::cerr << "Usage: fuzz <fuzzers>" << std::endl;
printValidFuzzers();
return 1;
}
auto it = fuzzers.find(argv[1]);
if (it == fuzzers.end()) {
std::cerr << "Fuzzer '" << argv[1] << "' does not exist." << std::endl;
printValidFuzzers();
return 1;
}
// Disables logging
mbgl::Log::setObserver(std::make_unique<mbgl::Log::NullObserver>());
while (__AFL_LOOP(1000)) {
// Pass stdin to the function.
std::cin >> std::noskipws;
it->second({ std::istream_iterator<char>(std::cin), std::istream_iterator<char>() });
}
return 0;
}
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