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comparison dep/utf8proc/test/fuzzer.c @ 343:1faa72660932

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*: transfer back to cmake from autotools autotools just made lots of things more complicated than they should have and many things broke (i.e. translations)
author Paper <paper@paper.us.eu.org>
date Thu, 20 Jun 2024 05:56:06 -0400
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342:adb79bdde329 343:1faa72660932
1 #include <utf8proc.h>
2 #include <string.h>
3
4 int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
5 {
6 if(size < 1) return 0;
7
8 /* Avoid timeout with long inputs */
9 if(size > (64 * 1024)) return 0;
10
11 if(data[size-1] != '\0') return 0;
12
13 const uint8_t* ptr = data;
14 utf8proc_int32_t c = 0, c_prev = 0, state = 0;
15 utf8proc_option_t options;
16 utf8proc_ssize_t ret, bytes = 0;
17 size_t len = strlen((const char*)data);
18
19 while(bytes != len)
20 {
21 ret = utf8proc_iterate(ptr, -1, &c);
22
23 if(ret < 0 || ret == 0) break;
24
25 bytes += ret;
26 ptr += ret;
27
28 utf8proc_tolower(c);
29 utf8proc_toupper(c);
30 utf8proc_totitle(c);
31 utf8proc_islower(c);
32 utf8proc_isupper(c);
33 utf8proc_charwidth(c);
34 utf8proc_category(c);
35 utf8proc_category_string(c);
36 utf8proc_codepoint_valid(c);
37
38 utf8proc_grapheme_break(c_prev, c);
39 utf8proc_grapheme_break_stateful(c_prev, c, &state);
40
41 c_prev = c;
42 }
43
44 utf8proc_int32_t *copy = size >= 4 ? NULL : malloc(size);
45
46 if(copy)
47 {
48 size /= 4;
49
50 options = UTF8PROC_STRIPCC | UTF8PROC_NLF2LS | UTF8PROC_NLF2PS;
51 memcpy(copy, data, size);
52 utf8proc_normalize_utf32(copy, size, options);
53
54 options = UTF8PROC_STRIPCC | UTF8PROC_NLF2LS;
55 memcpy(copy, data, size);
56 utf8proc_normalize_utf32(copy, size, options);
57
58 options = UTF8PROC_STRIPCC | UTF8PROC_NLF2PS;
59 memcpy(copy, data, size);
60 utf8proc_normalize_utf32(copy, size, options);
61
62 options = UTF8PROC_STRIPCC;
63 memcpy(copy, data, size);
64 utf8proc_normalize_utf32(copy, size, options);
65
66 options = UTF8PROC_LUMP;
67 memcpy(copy, data, size);
68 utf8proc_normalize_utf32(copy, size, options);
69
70 options = 0;
71 memcpy(copy, data, size);
72 utf8proc_normalize_utf32(copy, size, options);
73
74 free(copy);
75 }
76
77 free(utf8proc_NFD(data));
78 free(utf8proc_NFC(data));
79 free(utf8proc_NFKD(data));
80 free(utf8proc_NFKC(data));
81 free(utf8proc_NFKC_Casefold(data));
82
83 return 0;
84 }