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43 lines
1.0 KiB
43 lines
1.0 KiB
#include <cstddef>
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#include <cstdint>
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#include <cstring>
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#include <string>
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extern "C" {
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#include "libjsonnet.h"
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}
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char* ImportCallback(void* ctx, const char* base, const char* rel,
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char** found_here, int* success) {
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// Don't load file and mark it as failure.
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*success = 0;
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char* res = jsonnet_realloc(static_cast<struct JsonnetVm*>(ctx), nullptr, 1);
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res[0] = 0;
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return res;
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}
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std::string ConvertJsonnetToJson(const std::string& jsonnet) {
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JsonnetVm* jvm = jsonnet_make();
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jsonnet_import_callback(jvm, ImportCallback, jvm);
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int error = 0;
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char* res =
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jsonnet_evaluate_snippet(jvm, /*filename=*/"", jsonnet.c_str(), &error);
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std::string json;
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if (error == 0 && res != nullptr) {
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json = res;
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}
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if (res) {
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jsonnet_realloc(jvm, res, 0);
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}
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jsonnet_destroy(jvm);
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return json;
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}
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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std::string fuzz_jsonnet(reinterpret_cast<const char*>(data), size);
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ConvertJsonnetToJson(fuzz_jsonnet);
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return 0;
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}
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