94 lines
3.0 KiB
C
94 lines
3.0 KiB
C
/**
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* @file example.c
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* @brief 数据路由库使用示例
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*
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* 展示：
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* - 发送能力和接收能力分开声明（sensor 只发送，rtcm 只接收）
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* - 端口独立设置 send_type 和 recv_type
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* - 一个端口可同时拥有发送和接收能力
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*/
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#include "datarouter.h"
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#include <stdio.h>
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#include <string.h>
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/* ---- 外设发送 handler ---- */
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static void uart_send(uint32_t port_id, const void *data, size_t len)
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{
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printf("[UART] port %u: %.*s\n", port_id, (int)len, (const char *)data);
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}
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static void tcp_send(uint32_t port_id, const void *data, size_t len)
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{
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printf("[TCP] port %u: %.*s\n", port_id, (int)len, (const char *)data);
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}
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/* ---- 接收回调实现 ---- */
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void datarouter_on_recv_rtcm(uint32_t port_id, const void *data, size_t len)
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{
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printf("[RX:rtcm] port %u: %.*s\n", port_id, (int)len, (const char *)data);
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}
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void datarouter_on_recv_command(uint32_t port_id, const void *data, size_t len)
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{
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printf("[RX:cmd] port %u: %.*s\n", port_id, (int)len, (const char *)data);
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}
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int main(void)
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{
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datarouter_init();
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/* 查询能力 */
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printf("Send capabilities: %d\n", datarouter_send_cap_count());
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for (int i = 0; i < datarouter_send_cap_count(); i++)
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printf(" SEND [%d] %s - %s\n", i,
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datarouter_send_cap_name(i), datarouter_send_cap_desc(i));
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printf("Recv capabilities: %d\n", datarouter_recv_cap_count());
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for (int i = 0; i < datarouter_recv_cap_count(); i++)
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printf(" RECV [%d] %s - %s\n", i,
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datarouter_recv_cap_name(i), datarouter_recv_cap_desc(i));
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/*
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* 端口 A：只有发送能力 —— 上报传感器数据
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*/
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datarouter_port_t tx_port = datarouter_port_create();
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datarouter_port_set_send_type(tx_port, DATAROUTER_SEND_sensor);
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datarouter_port_add_handler(tx_port, uart_send);
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datarouter_port_add_handler(tx_port, tcp_send);
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printf("\n--- send sensor (UART + TCP) ---\n");
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datarouter_send_sensor(tx_port, "temperature:25.3", 16);
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/* 该端口没有 recv_type，不能接收任何报文 */
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/*
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* 端口 B：只有接收能力 —— 接收 RTCM 修正
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*/
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datarouter_port_t rtcm_port = datarouter_port_create();
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datarouter_port_set_recv_type(rtcm_port, DATAROUTER_RECV_rtcm);
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/* 没有 send_type，也没有 handler —— 不能发送 */
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printf("\n--- simulate receive RTCM ---\n");
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datarouter_on_recv_rtcm(rtcm_port, "rtcm_data_v3.2", 14);
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/*
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* 端口 C：同时有收发能力 —— 接收命令 + 上报状态
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*/
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datarouter_port_t bi_port = datarouter_port_create();
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datarouter_port_set_send_type(bi_port, DATAROUTER_SEND_status);
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datarouter_port_set_recv_type(bi_port, DATAROUTER_RECV_command);
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datarouter_port_add_handler(bi_port, uart_send);
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printf("\n--- bidirectional port ---\n");
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datarouter_send_status(bi_port, "status:OK", 9);
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datarouter_on_recv_command(bi_port, "reboot", 6);
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/* 清理 */
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datarouter_port_delete(tx_port);
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datarouter_port_delete(rtcm_port);
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datarouter_port_delete(bi_port);
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return 0;
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}
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