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32242988ed
Apply clang-format for C source files in folder core/app-mgr, core/app-framework, and test-tools. And rename folder component_test to component-test, update zephyr build document. Signed-off-by: Wenyong Huang <wenyong.huang@intel.com>
122 lines
2.8 KiB
C
122 lines
2.8 KiB
C
/*
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* Copyright (C) 2019 Intel Corporation. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*/
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#ifndef DEPS_APP_MGR_HOST_TOOL_SRC_TRANSPORT_H_
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#define DEPS_APP_MGR_HOST_TOOL_SRC_TRANSPORT_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* IMRT link message between host and WAMR */
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typedef struct {
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unsigned short message_type;
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unsigned int payload_size;
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char *payload;
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} imrt_link_message_t;
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/* The receive phase of IMRT link message */
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typedef enum {
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Phase_Non_Start,
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Phase_Leading,
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Phase_Type,
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Phase_Size,
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Phase_Payload
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} recv_phase_t;
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/* The receive context of IMRT link message */
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typedef struct {
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recv_phase_t phase;
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int size_in_phase;
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imrt_link_message_t message;
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} imrt_link_recv_context_t;
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/**
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* @brief Send data to WAMR.
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*
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* @param fd the connection fd to WAMR
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* @param buf the buffer that contains content to be sent
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* @param len size of the buffer to be sent
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*
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* @return true if success, false if fail
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*/
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bool
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host_tool_send_data(int fd, const char *buf, unsigned int len);
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/**
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* @brief Handle one byte of IMRT link message
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*
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* @param ch the one byte from WAMR to be handled
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* @param ctx the receive context
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*
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* @return -1 invalid sync byte
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* 1 byte added to buffer, waiting more for complete packet
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* 0 completed packet
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* 2 in receiving payload
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*/
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int
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on_imrt_link_byte_arrive(unsigned char ch, imrt_link_recv_context_t *ctx);
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/**
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* @brief Initialize TCP connection with remote server.
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*
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* @param address the network address of peer
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* @param port the network port of peer
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* @param fd pointer of integer to save the socket fd once return success
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*
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* @return true if success, false if fail
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*/
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bool
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tcp_init(const char *address, uint16_t port, int *fd);
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/**
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* @brief Initialize UART connection with remote.
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*
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* @param device name of the UART device
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* @param baudrate baudrate of the device
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* @param fd pointer of integer to save the uart fd once return success
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*
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* @return true if success, false if fail
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*/
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bool
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uart_init(const char *device, int baudrate, int *fd);
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/**
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* @brief Parse UART baudrate from an integer
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*
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* @param the baudrate interger to be parsed
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*
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* @return true if success, false if fail
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*
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* @par
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* @code
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* int baudrate = parse_baudrate(9600);
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* ...
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* uart_term.c_cflag = baudrate;
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* ...
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* @endcode
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*/
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int
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parse_baudrate(int baud);
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/**
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* @brief Send data over UDP.
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*
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* @param address network address of the remote
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* @param port network port of the remote
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* @param buf the buffer that contains content to be sent
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* @param len size of the buffer to be sent
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*
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* @return true if success, false if fail
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*/
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bool
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udp_send(const char *address, int port, const char *buf, int len);
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#ifdef __cplusplus
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} /* end of extern "C" */
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#endif
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#endif /* DEPS_APP_MGR_HOST_TOOL_SRC_TRANSPORT_H_ */
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