mirror of https://github.com/google/oss-fuzz.git
47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
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// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "postgres.h"
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#include "common/jsonapi.h"
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#include "mb/pg_wchar.h"
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#include "utils/memutils.h"
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#include "utils/memdebug.h"
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const char *progname = "progname";
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/*
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** Main entry point. The fuzzer invokes this function with each
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** fuzzed input.
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*/
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int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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MemoryContextInit();
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sigjmp_buf local_sigjmp_buf;
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char *buffer = (char *) calloc(size+1, sizeof(char));
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memcpy(buffer, data, size);
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JsonSemAction sem = nullSemAction;
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JsonLexContext *lex = makeJsonLexContextCstringLen(buffer, size+1, PG_UTF8, true);
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if(!sigsetjmp(local_sigjmp_buf,0)){
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error_context_stack = NULL;
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PG_exception_stack = &local_sigjmp_buf;
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pg_parse_json(lex, &sem);
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}
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free(buffer);
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FlushErrorState();
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MemoryContextReset(TopMemoryContext);
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TopMemoryContext->ident = NULL;
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TopMemoryContext->methods->delete_context(TopMemoryContext);
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VALGRIND_DESTROY_MEMPOOL(TopMemoryContext);
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return 0;
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}
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