Merge pull request #28568 from Faless/net/lws_rollback_3.0.1_pr

Roll back libwebsockets to version 3.0.1

1 files changed, 164 insertions, 0 deletions

diff --git a/thirdparty/libwebsockets/roles/ws/private.h b/thirdparty/libwebsockets/roles/ws/private.h
new file mode 100644
index 0000000000..71ffcaea96
--- /dev/null
+++ b/thirdparty/libwebsockets/roles/ws/private.h
@@ -0,0 +1,164 @@
+/*
+ * libwebsockets - small server side websockets and web server implementation
+ *
+ * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com>
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation:
+ *  version 2.1 of the License.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ *  MA  02110-1301  USA
+ *
+ *  This is included from core/private.h if LWS_ROLE_WS
+ */
+
+extern struct lws_role_ops role_ops_ws;
+
+#define lwsi_role_ws(wsi) (wsi->role_ops == &role_ops_ws)
+
+enum lws_rx_parse_state {
+	LWS_RXPS_NEW,
+
+	LWS_RXPS_04_mask_1,
+	LWS_RXPS_04_mask_2,
+	LWS_RXPS_04_mask_3,
+
+	LWS_RXPS_04_FRAME_HDR_1,
+	LWS_RXPS_04_FRAME_HDR_LEN,
+	LWS_RXPS_04_FRAME_HDR_LEN16_2,
+	LWS_RXPS_04_FRAME_HDR_LEN16_1,
+	LWS_RXPS_04_FRAME_HDR_LEN64_8,
+	LWS_RXPS_04_FRAME_HDR_LEN64_7,
+	LWS_RXPS_04_FRAME_HDR_LEN64_6,
+	LWS_RXPS_04_FRAME_HDR_LEN64_5,
+	LWS_RXPS_04_FRAME_HDR_LEN64_4,
+	LWS_RXPS_04_FRAME_HDR_LEN64_3,
+	LWS_RXPS_04_FRAME_HDR_LEN64_2,
+	LWS_RXPS_04_FRAME_HDR_LEN64_1,
+
+	LWS_RXPS_07_COLLECT_FRAME_KEY_1,
+	LWS_RXPS_07_COLLECT_FRAME_KEY_2,
+	LWS_RXPS_07_COLLECT_FRAME_KEY_3,
+	LWS_RXPS_07_COLLECT_FRAME_KEY_4,
+
+	LWS_RXPS_WS_FRAME_PAYLOAD
+};
+
+enum lws_websocket_opcodes_07 {
+	LWSWSOPC_CONTINUATION = 0,
+	LWSWSOPC_TEXT_FRAME = 1,
+	LWSWSOPC_BINARY_FRAME = 2,
+
+	LWSWSOPC_NOSPEC__MUX = 7,
+
+	/* control extensions 8+ */
+
+	LWSWSOPC_CLOSE = 8,
+	LWSWSOPC_PING = 9,
+	LWSWSOPC_PONG = 0xa,
+};
+
+/* this is not usable directly by user code any more, lws_close_reason() */
+#define LWS_WRITE_CLOSE 4
+
+#define ALREADY_PROCESSED_IGNORE_CHAR 1
+#define ALREADY_PROCESSED_NO_CB 2
+
+#if !defined(LWS_WITHOUT_EXTENSIONS)
+struct lws_vhost_role_ws {
+	const struct lws_extension *extensions;
+};
+
+struct lws_pt_role_ws {
+	struct lws *rx_draining_ext_list;
+	struct lws *tx_draining_ext_list;
+};
+#endif
+
+struct _lws_websocket_related {
+	char *rx_ubuf;
+#if !defined(LWS_WITHOUT_EXTENSIONS)
+	const struct lws_extension *active_extensions[LWS_MAX_EXTENSIONS_ACTIVE];
+	void *act_ext_user[LWS_MAX_EXTENSIONS_ACTIVE];
+	struct lws *rx_draining_ext_list;
+	struct lws *tx_draining_ext_list;
+#endif
+	/* Also used for close content... control opcode == < 128 */
+	uint8_t ping_payload_buf[128 - 3 + LWS_PRE];
+	uint8_t mask[4];
+
+	time_t time_next_ping_check;
+	size_t rx_packet_length;
+	uint32_t rx_ubuf_head;
+	uint32_t rx_ubuf_alloc;
+
+	uint8_t ping_payload_len;
+	uint8_t mask_idx;
+	uint8_t opcode;
+	uint8_t rsv;
+	uint8_t rsv_first_msg;
+	/* zero if no info, or length including 2-byte close code */
+	uint8_t close_in_ping_buffer_len;
+	uint8_t utf8;
+	uint8_t stashed_write_type;
+	uint8_t tx_draining_stashed_wp;
+	uint8_t ietf_spec_revision;
+
+	unsigned int final:1;
+	unsigned int frame_is_binary:1;
+	unsigned int all_zero_nonce:1;
+	unsigned int this_frame_masked:1;
+	unsigned int inside_frame:1; /* next write will be more of frame */
+	unsigned int clean_buffer:1; /* buffer not rewritten by extension */
+	unsigned int payload_is_close:1; /* process as PONG, but it is close */
+	unsigned int ping_pending_flag:1;
+	unsigned int continuation_possible:1;
+	unsigned int owed_a_fin:1;
+	unsigned int check_utf8:1;
+	unsigned int defeat_check_utf8:1;
+	unsigned int stashed_write_pending:1;
+	unsigned int send_check_ping:1;
+	unsigned int first_fragment:1;
+	unsigned int peer_has_sent_close:1;
+#if !defined(LWS_WITHOUT_EXTENSIONS)
+	unsigned int extension_data_pending:1;
+	unsigned int rx_draining_ext:1;
+	unsigned int tx_draining_ext:1;
+
+	uint8_t count_act_ext;
+#endif
+};
+
+int
+lws_ws_handshake_client(struct lws *wsi, unsigned char **buf, size_t len);
+
+#if !defined(LWS_WITHOUT_EXTENSIONS)
+LWS_VISIBLE void
+lws_context_init_extensions(const struct lws_context_creation_info *info,
+			    struct lws_context *context);
+LWS_EXTERN int
+lws_any_extension_handled(struct lws *wsi, enum lws_extension_callback_reasons r,
+			  void *v, size_t len);
+
+LWS_EXTERN int
+lws_ext_cb_active(struct lws *wsi, int reason, void *buf, int len);
+LWS_EXTERN int
+lws_ext_cb_all_exts(struct lws_context *context, struct lws *wsi, int reason,
+		    void *arg, int len);
+#endif
+
+int
+handshake_0405(struct lws_context *context, struct lws *wsi);
+int
+lws_process_ws_upgrade(struct lws *wsi);
+int
+lws_server_init_wsi_for_ws(struct lws *wsi);