/* BSD-2-Clause license
 * 
 * Copyright (c) 2018-2023 NST <www.newinfosec.ru>, sss <sss at dark-alexandr dot net>. 
 * 
 */

#pragma once

#include <stdbool.h>

/**
 * OP-Codes, sent from the (JavaScript)
 * client to the server.
 */
typedef enum
{
	ws_in_mouse = 0, /* input is ws_input_mouse */
	ws_in_kupdown,	 /* input is ws_input_kupdown */
	ws_in_kpress,	 /* input is uint32_t code */
	ws_in_specialcomb,
	ws_in_credential_json,
	ws_in_unicode, /* input is wchar_t* string stored into uint32_t array */

	/* DRAFT */
	ws_in_clipbrd_changed, /* message with new clipboard information */
	ws_in_clipbrd_data, /* message with clipboard data in requested fromat
			     */
	ws_in_clipbrd_data_request, /* message containing clipboarddata request
				     * of specified format */
	ws_in_ft_request,	    /* request filetransfer */
	ws_in_ft_chunk,		    /* filetransfer chunk from client */
	ws_in_ft_finished,	    /* filetransfer from client finished */
	/* last */
	ws_in_unused
} ws_input_codes;

typedef enum
{
	ws_out_beginpaint = 0,
	ws_out_endpaint,
	ws_out_bitmap,
	ws_out_opaquerect,
	ws_out_setbounds,
	ws_out_patblt,
	ws_out_multi_opaquerect,
	ws_out_scr_btl,
	ws_out_ptr_new,
	ws_out_ptr_free,
	ws_out_ptr_set,
	ws_out_ptr_set_null,
	ws_out_ptr_set_default,
	/* DRAFT! */
	ws_out_clpbrd_changed,
	ws_out_clpbrd_data,
	ws_out_clpbrd_request_data,
	ws_out_ft_request,
	ws_out_ft_chunk,
	ws_out_ft_finish,
	/* last */
	ws_out_last
} ws_output_codes;

bool ws_handle_message(
    const struct wslay_event_on_msg_recv_arg *msg, ws_session *session);

/* send text websocket message */
void ws_send_text(const uint8_t *buf, size_t buf_size, void *_task_info);

/* send binary websocket message */
void ws_send_binary(const uint8_t *buf, size_t buf_size, void *_task_info);

/* allocate new buffer of size msg_len + 4 bytes,
 * prepend msg_code to msg_data
 */
uint8_t *ws_pack_msg(const uint8_t *buf, size_t buf_size, uint32_t msg_code);

/* handle json response from external auth server */
bool ws_handle_token_reply_json(
    uint8_t *json_buf, ws_session *session, void *userdata);