xref: /freebsd/contrib/bc/include/ossfuzz.h (revision 12e0d316644a4f80f5f1f78cf07bd93def43b1ca)
1 /*
2  * *****************************************************************************
3  *
4  * SPDX-License-Identifier: BSD-2-Clause
5  *
6  * Copyright (c) 2018-2024 Gavin D. Howard and contributors.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are met:
10  *
11  * * Redistributions of source code must retain the above copyright notice, this
12  *   list of conditions and the following disclaimer.
13  *
14  * * Redistributions in binary form must reproduce the above copyright notice,
15  *   this list of conditions and the following disclaimer in the documentation
16  *   and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28  * POSSIBILITY OF SUCH DAMAGE.
29  *
30  * *****************************************************************************
31  *
32  * Declarations for the OSS-Fuzz build of bc and dc.
33  *
34  */
35 
36 #include <stdint.h>
37 #include <stdlib.h>
38 
39 #ifndef BC_OSSFUZZ_H
40 #define BC_OSSFUZZ_H
41 
42 /// The number of args in fuzzer arguments, including the NULL terminator.
43 extern const size_t bc_fuzzer_args_len;
44 
45 /// The standard arguments for the bc fuzzer with the -c argument.
46 extern const char* bc_fuzzer_args_c[];
47 
48 /// The standard arguments for the bc fuzzer with the -C argument.
49 extern const char* bc_fuzzer_args_C[];
50 
51 /// The standard arguments for the dc fuzzer with the -c argument.
52 extern const char* dc_fuzzer_args_c[];
53 
54 /// The standard arguments for the dc fuzzer with the -C argument.
55 extern const char* dc_fuzzer_args_C[];
56 
57 /// The data pointer.
58 extern uint8_t* bc_fuzzer_data;
59 
60 /**
61  * The function that the fuzzer runs.
62  * @param Data  The data.
63  * @param Size  The number of bytes in @a Data.
64  * @return      0 on success, -1 on error.
65  * @pre         @a Data must not be equal to NULL if @a Size > 0.
66  */
67 int
68 LLVMFuzzerTestOneInput(const uint8_t* Data, size_t Size);
69 
70 /**
71  * The initialization function for the fuzzer.
72  * @param argc  A pointer to the argument count.
73  * @param argv  A pointer to the argument list.
74  * @return      0 on success, -1 on error.
75  */
76 int
77 LLVMFuzzerInitialize(int* argc, char*** argv);
78 
79 #endif // BC_OSSFUZZ_H
80