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Problem: ws_engine leaks memory if Sec-WebSocket-Protocol header passed multiple times

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Solution: ensure it's passed only once
This commit is contained in:
Luca Boccassi 2020-08-16 22:33:40 +01:00
parent d280c44fe0
commit b02bdd566a
1 changed files with 4 additions and 0 deletions
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4
src/ws_engine.cpp
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@ -865,6 +865,10 @@ bool zmq::ws_engine_t::client_handshake ()
strcpy_s (_websocket_accept, _header_value); strcpy_s (_websocket_accept, _header_value);
else if (strcasecmp ("Sec-WebSocket-Protocol", _header_name) else if (strcasecmp ("Sec-WebSocket-Protocol", _header_name)
== 0) { == 0) {
if (_mechanism) {
_client_handshake_state = client_handshake_error;
break;
}
if (select_protocol (_header_value)) if (select_protocol (_header_value))
strcpy_s (_websocket_protocol, _header_value); strcpy_s (_websocket_protocol, _header_value);
} }