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Code Issues Releases Wiki Activity

roubustness handle problems in read loop better

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Signed-off-by: Andy Green <andy.green@linaro.org>
This commit is contained in:
Andy Green 2013-01-30 12:27:27 +08:00
parent 5fc75a9b6b
commit 96d882a9d8
1 changed files with 16 additions and 3 deletions
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19
lib/client.c
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@ -230,6 +230,8 @@ int lws_client_socket_service(struct libwebsocket_context *context, struct libwe
goto bail3;
}
if (!(pollfd->revents & POLLIN))
goto bail3;
/* interpret the server response */
@ -254,12 +256,21 @@ int lws_client_socket_service(struct libwebsocket_context *context, struct libwe
len = 1;
while (wsi->u.hdr.parser_state != WSI_PARSING_COMPLETE && len > 0) {
#ifdef LWS_OPENSSL_SUPPORT
if (wsi->use_ssl)
if (wsi->use_ssl) {
len = SSL_read(wsi->ssl, &c, 1);
else
if (len < 0) {
n = SSL_get_error(wsi->ssl, len);
if (n == SSL_ERROR_WANT_READ ||
n == SSL_ERROR_WANT_WRITE)
return 0;
}
} else
#endif
len = recv(wsi->sock, &c, 1, 0);
if (len < 0)
goto bail3;
libwebsocket_parse(wsi, c);
}
@ -283,6 +294,7 @@ int lws_client_socket_service(struct libwebsocket_context *context, struct libwe
bail3:
if (wsi->c_protocol)
free(wsi->c_protocol);
lwsl_info("closing connection at LWS_CONNMODE_WS_CLIENT_WAITING_SERVER_REPLY\n");
libwebsocket_close_and_free_session(context, wsi,
LWS_CLOSE_STATUS_NOSTATUS);
return 0;
@ -612,8 +624,9 @@ bail2:
LWS_CALLBACK_CLIENT_CONNECTION_ERROR,
wsi->user_space,
NULL, 0);
lwsl_info("closing connection due to bail2 connection error\n");
libwebsocket_close_and_free_session(context, wsi,
LWS_CLOSE_STATUS_NOSTATUS); // But this should be LWS_CLOSE_STATUS_PROTOCOL_ERR
LWS_CLOSE_STATUS_PROTOCOL_ERR);
return 1;
}