mirror of
https://gitlab.com/gnuwget/wget2.git
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128 lines
3.5 KiB
C
128 lines
3.5 KiB
C
/*
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* Copyright (c) 2017-2024 Free Software Foundation, Inc.
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*
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* This file is part of libwget.
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*
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* Libwget is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Libwget is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with libwget. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include <assert.h> // assert
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#include <stdlib.h> // malloc, free
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#include <string.h> // memcpy
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// #include <unistd.h> // chroot
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#include "wget.h"
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#include "fuzzer.h"
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int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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char dst1[1];
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char dst2[2];
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char dst3[3];
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char dst4[4];
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char dst5[8];
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char *dst = (char *) malloc(size * 2 + 1);
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char *data0 = (char *) malloc(size + 1);
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int x = 0; // avoid pure functions to be optimized away
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assert(dst != NULL);
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assert(data0 != NULL);
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// 0-terminate data
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memcpy(data0, data, size);
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data0[size] = 0;
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// some test for code coverage
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x += wget_strcmp(NULL, "");
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x += wget_strcmp("", NULL);
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x += wget_strcmp(NULL, NULL);
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x += wget_strcmp(data0, data0);
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x += wget_strncmp(NULL, "", 0);
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x += wget_strncmp("", NULL, 0);
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x += wget_strncmp(NULL, NULL, 0);
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x += wget_strncmp((char *) data, (char *) data, size);
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x += wget_strcasecmp(NULL, "");
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x += wget_strcasecmp("", NULL);
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x += wget_strcasecmp(NULL, NULL);
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x += wget_strcasecmp(data0, data0);
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x += wget_strncasecmp(NULL, "", 0);
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x += wget_strncasecmp("", NULL, 0);
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x += wget_strncasecmp(NULL, NULL, 0);
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x += wget_strncasecmp((char *) data, (char *) data, size);
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x += wget_strcasecmp_ascii(NULL, "");
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x += wget_strcasecmp_ascii("", NULL);
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x += wget_strcasecmp_ascii(NULL, NULL);
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x += wget_strcasecmp_ascii(data0, data0);
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x += wget_strncasecmp_ascii(NULL, "", 0);
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x += wget_strncasecmp_ascii("", NULL, 0);
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x += wget_strncasecmp_ascii(NULL, NULL, 0);
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x += wget_strncasecmp_ascii((char *) data, (char *) data, size);
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wget_strtolower(NULL);
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wget_strtolower(data0);
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memcpy(data0, (char *) data, size); // restore
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wget_millisleep(-1);
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wget_get_timemillis();
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wget_percent_unescape(data0);
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memcpy(data0, data, size); // restore
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x += wget_match_tail(data0, data0);
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x += wget_match_tail("", data0);
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x += wget_match_tail(data0, "");
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x += wget_match_tail_nocase(data0, data0);
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x += wget_match_tail_nocase("", data0);
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x += wget_match_tail_nocase(data0, "");
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// if (chroot(".") == 0) {
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char *p;
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if ((p = wget_strnglob("*", 1, 0)))
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wget_free(p);
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// } else
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// printf("Failed to chroot\n");
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if (size < 31) {
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char buf[16];
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x += !!wget_human_readable(dst1, sizeof(dst1), (1 << size) - 1);
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x += !!wget_human_readable(buf, sizeof(buf), (1 << size) - 1);
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}
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(void) x; // needed to get rid of bug reported by scan-build
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int w, h;
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wget_get_screen_size(&w, &h);
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wget_memtohex(NULL, 0, NULL, 0);
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wget_memtohex(data, size, dst1, sizeof(dst1));
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wget_memtohex(data, size, dst2, sizeof(dst2));
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wget_memtohex(data, size, dst3, sizeof(dst3));
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wget_memtohex(data, size, dst4, sizeof(dst4));
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wget_memtohex(data, size, dst5, sizeof(dst5));
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wget_memtohex(data, size, dst, size * 2 + 1);
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free(data0);
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free(dst);
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return 0;
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}
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