00557b43e2
Recommended by build log at https://oss-fuzz-build-logs.storage.googleapis.com/log-6a7500a1-8617-42c6-b8e4-78cab009b5b5.txt
34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include "cmark.h"
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int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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struct __attribute__((packed)) {
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int options;
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int width;
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} fuzz_config;
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if (size >= sizeof(fuzz_config)) {
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/* The beginning of `data` is treated as fuzzer configuration */
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memcpy(&fuzz_config, data, sizeof(fuzz_config));
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/* Mask off valid option bits */
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fuzz_config.options &= (CMARK_OPT_SOURCEPOS | CMARK_OPT_HARDBREAKS | CMARK_OPT_UNSAFE | CMARK_OPT_NOBREAKS | CMARK_OPT_NORMALIZE | CMARK_OPT_VALIDATE_UTF8 | CMARK_OPT_SMART);
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/* Remainder of input is the markdown */
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const char *markdown = (const char *)(data + sizeof(fuzz_config));
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const size_t markdown_size = size - sizeof(fuzz_config);
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cmark_node *doc = cmark_parse_document(markdown, markdown_size, fuzz_config.options);
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free(cmark_render_commonmark(doc, fuzz_config.options, fuzz_config.width));
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free(cmark_render_html(doc, fuzz_config.options));
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free(cmark_render_latex(doc, fuzz_config.options, fuzz_config.width));
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free(cmark_render_man(doc, fuzz_config.options, fuzz_config.width));
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free(cmark_render_xml(doc, fuzz_config.options));
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cmark_node_free(doc);
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}
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return 0;
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}
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