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Support empty ping and pong packets.

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This commit is contained in:
Joachim Bauch 2013-06-19 15:00:23 +02:00
parent 0c9563bbd2
commit 8977d5e513
1 changed files with 1 additions and 1 deletions
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lib/output.c
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@ -311,7 +311,7 @@ LWS_VISIBLE int libwebsocket_write(struct libwebsocket *wsi, unsigned char *buf,
int m;
#endif
if (len == 0 && protocol != LWS_WRITE_CLOSE) {
if (len == 0 && protocol != LWS_WRITE_CLOSE && protocol != LWS_WRITE_PING && protocol != LWS_WRITE_PONG) {
lwsl_warn("zero length libwebsocket_write attempt\n");
return 0;
}