mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
e1f982921a
tcp-transport component did not support wait forever. this update uses value of -1 to request this state. websocket client uses timeouts in RTOS ticks. fixed recalculation to ms (including special value of -1) to use correctly tcp-transport component Closes https://github.com/espressif/esp-idf/issues/4316
90 lines
2.4 KiB
C
90 lines
2.4 KiB
C
/*
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* This file is subject to the terms and conditions defined in
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* file 'LICENSE', which is part of this source code package.
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* Tuan PM <tuanpm at live dot com>
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*/
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#ifndef _ESP_TRANSPORT_WS_H_
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#define _ESP_TRANSPORT_WS_H_
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#include "esp_transport.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum ws_transport_opcodes {
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WS_TRANSPORT_OPCODES_TEXT = 0x01,
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WS_TRANSPORT_OPCODES_BINARY = 0x02,
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WS_TRANSPORT_OPCODES_CLOSE = 0x08,
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WS_TRANSPORT_OPCODES_PING = 0x09,
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WS_TRANSPORT_OPCODES_PONG = 0x0a,
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} ws_transport_opcodes_t;
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/**
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* @brief Create web socket transport
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*
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* @return
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* - transport
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* - NULL
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*/
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esp_transport_handle_t esp_transport_ws_init(esp_transport_handle_t parent_handle);
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/**
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* @brief Set HTTP path to update protocol to websocket
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*
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* @param t websocket transport handle
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* @param path The HTTP Path
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*/
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void esp_transport_ws_set_path(esp_transport_handle_t t, const char *path);
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/**
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* @brief Set websocket sub protocol header
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*
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* @param t websocket transport handle
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* @param sub_protocol Sub protocol string
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*
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* @return
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* - ESP_OK on success
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* - One of the error codes
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*/
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esp_err_t esp_transport_ws_set_subprotocol(esp_transport_handle_t t, const char *sub_protocol);
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/**
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* @brief Sends websocket raw message with custom opcode and payload
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*
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* Note that generic esp_transport_write for ws handle sends
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* binary massages by default if size is > 0 and
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* ping message if message size is set to 0.
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* This API is provided to support explicit messages with arbitrary opcode,
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* should it be PING, PONG or TEXT message with arbitrary data.
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*
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* @param[in] t Websocket transport handle
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* @param[in] opcode ws operation code
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* @param[in] buffer The buffer
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* @param[in] len The length
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* @param[in] timeout_ms The timeout milliseconds (-1 indicates block forever)
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*
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* @return
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* - Number of bytes was written
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* - (-1) if there are any errors, should check errno
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*/
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int esp_transport_ws_send_raw(esp_transport_handle_t t, ws_transport_opcodes_t opcode, const char *b, int len, int timeout_ms);
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/**
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* @brief Returns websocket op-code for last received data
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*
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* @param t websocket transport handle
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*
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* @return
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* - Received op-code as enum
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*/
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ws_transport_opcodes_t esp_transport_ws_get_read_opcode(esp_transport_handle_t t);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ESP_TRANSPORT_WS_H_ */
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