1 // Copyright 2020 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #include "yaml.h" 16 #include <assert.h> 17 #include <stdlib.h> 18 #include <stdio.h> 19 #include <string.h> 20 #include <stdint.h> 21 #include <stdbool.h> 22 23 #ifdef NDEBUG 24 #undef NDEBUG 25 #endif 26 LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)27int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { 28 yaml_parser_t parser; 29 yaml_document_t document; 30 bool done = false; 31 32 if(!yaml_parser_initialize(&parser)) 33 return 0; 34 35 yaml_parser_set_input_string(&parser, data, size); 36 37 while (!done) 38 { 39 if (!yaml_parser_load(&parser, &document)) { 40 break; 41 } 42 43 done = (!yaml_document_get_root_node(&document)); 44 45 yaml_document_delete(&document); 46 } 47 48 yaml_parser_delete(&parser); 49 50 return 0; 51 } 52