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87 lines
1.8 KiB
87 lines
1.8 KiB
4 months ago
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/*
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# Copyright 2020 Google Inc.
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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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#
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################################################################################
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdlib.h>
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// Augea includes
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#include "augeas.h"
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#include "config.h"
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#include "fa.h"
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#include "internal.h"
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/*
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* FA fuzzer.
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*/
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extern "C"
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int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size){
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if(Size<3){
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return 0;
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}
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char *new_str = (char *)malloc(Size+1);
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if (new_str == NULL){
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return 0;
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}
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memcpy(new_str, Data, Size);
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new_str[Size] = '\0';
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int intSize = (int)Size;
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char *s;
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size_t len;
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int r = fa_expand_nocase(new_str, intSize, &s, &len);
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struct fa *fa2 = NULL;
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int r2 = fa_compile(new_str, intSize, &fa2);
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struct fa *fa1 = NULL;
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fa_compile(&new_str[1], intSize, &fa1);
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struct fa *fa_min;
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fa_min = fa_minus(fa1, fa2);
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if (fa2 != NULL)
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{
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char* word = NULL;
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size_t word_len = 0;
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fa_example(fa2, &word, &word_len);
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if(word != NULL)
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free(word);
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fa_json(stdout, fa2);
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fa_minimize(fa2);
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fa_dot(stdout, fa2);
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}
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struct fa *fa_b = fa_make_basic(intSize);
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// cleanup
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if (s != NULL) free(s);
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if (new_str != NULL) free(new_str);
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if (fa_b != NULL) fa_free(fa_b);
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if (fa_min != NULL) fa_free(fa_min);
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if (fa1 != NULL) fa_free(fa1);
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if (fa2 != NULL) fa_free(fa2);
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return 0;
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}
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