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introduce lws_send_pipe_choked

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Signed-off-by: Andy Green <andy@warmcat.com>
This commit is contained in:
Andy Green 2011-03-06 10:29:39 +00:00
parent d44bf7f81b
commit 95a7b5d87d
2 changed files with 22 additions and 0 deletions
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19
lib/libwebsockets.c
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@ -394,6 +394,25 @@ void libwebsockets_00_spam(char *key, int count, int seed)
}
}
int lws_send_pipe_choked(struct libwebsocket *wsi)
{
struct pollfd fds;
fds.fd = wsi->sock;
fds.events = POLLOUT;
fds.revents = 0;
if (poll(&fds, 1, 0) != 1)
return 1;
if ((fds.revents & POLLOUT) == 0)
return 1;
/* okay to send another packet without blocking */
return 0;
}
/**
* libwebsocket_service_fd() - Service polled socket with something waiting
* @context: Websocket context

3
lib/private-libwebsockets.h
View file

@ -335,6 +335,9 @@ libwebsockets_get_random(struct libwebsocket_context *context,
extern int
lws_issue_raw(struct libwebsocket *wsi, unsigned char *buf, size_t len);
extern int
lws_send_pipe_choked(struct libwebsocket *wsi);
#ifndef LWS_OPENSSL_SUPPORT
unsigned char *