Alex Hultman
63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
/* This is a fuzz test of the websocket extensions parser */
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#define WIN32_EXPORT
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#include <cstdio>
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#include <string>
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#include <cstdlib>
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/* We test the websocket extensions parser */
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#include "../src/WebSocketExtensions.h"
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
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/* This one must not return shared compressor, or above 13 */
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{
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auto [negCompression, negCompressionWindow, negInflationWindow, response] = uWS::negotiateCompression(true, 13, 0, std::string_view((char *) data, size));
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if (negCompression) {
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/* If we want dedicated compression, we must not end up here! */
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if (negCompressionWindow == 0) {
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free((void *) -1);
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}
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if (negCompressionWindow > 13) {
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free((void *) -1);
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}
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if (negInflationWindow != 0) {
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free((void *) -1);
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}
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if (negInflationWindow < 0 || negInflationWindow > 15 || negCompressionWindow < 0 || negCompressionWindow > 15) {
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free((void *) -1);
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}
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}
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}
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/* This one must not return anything over 0 (only shared) */
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{
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auto [negCompression, negCompressionWindow, negInflationWindow, response] = uWS::negotiateCompression(true, 0, 0, std::string_view((char *) data, size));
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if (negCompression) {
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/* If we want shared compression, we must not end up here! */
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if (negCompressionWindow != 0) {
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free((void *) -1);
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}
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}
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}
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/* Whatever, this one must not negotiate anything */
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{
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auto [negCompression, negCompressionWindow, negInflationWindow, response] = uWS::negotiateCompression(false, 13, 15, std::string_view((char *) data, size));
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if (negCompression) {
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free((void *) -1);
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}
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}
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return 0;
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}
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