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feat: 变更架构为广播，发送到所有绑定的端口

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7iwind
2026-07-26 22:29:47 +08:00
parent e3c40c822b
commit e8ee92110b
10 changed files with 614 additions and 574 deletions
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example.c
+32 -52
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@@ -1,93 +1,73 @@
/**
* @file example.c
* @brief 数据路由库使用示例
*
* 展示：
* - 发送能力和接收能力分开声明（sensor 只发送，rtcm 只接收）
* - 端口独立设置 send_type 和 recv_type
* - 一个端口可同时拥有发送和接收能力
* 调用 datarouter_send_sensor(data, len) 无需指定端口，
* 库自动广播到所有 send_type=sensor 的端口。
*/
#include "datarouter.h"
#include <stdio.h>
#include <string.h>
/* ---- 外设发送 handler ---- */
static void uart_send(uint32_t port_id, const void *data, size_t len)
{
printf("[UART] port %u: %.*s\n", port_id, (int)len, (const char *)data);
printf("[UART port %u] %.*s\n", port_id, (int)len, (const char *)data);
}
static void tcp_send(uint32_t port_id, const void *data, size_t len)
{
printf("[TCP] port %u: %.*s\n", port_id, (int)len, (const char *)data);
printf("[TCP port %u] %.*s\n", port_id, (int)len, (const char *)data);
}
/* ---- 接收回调实现 ---- */
void datarouter_on_recv_rtcm(uint32_t port_id, const void *data, size_t len)
static void can_send(uint32_t port_id, const void *data, size_t len)
{
printf("[RX:rtcm] port %u: %.*s\n", port_id, (int)len, (const char *)data);
printf("[CAN port %u] %.*s\n", port_id, (int)len, (const char *)data);
}
void datarouter_on_recv_command(uint32_t port_id, const void *data, size_t len)
{
printf("[RX:cmd] port %u: %.*s\n", port_id, (int)len, (const char *)data);
printf("[RX:cmd port %u] %.*s\n", port_id, (int)len, (const char *)data);
}
int main(void)
{
datarouter_init();
/* 查询能力 */
printf("Send capabilities: %d\n", datarouter_send_cap_count());
printf("Capabilities:\n");
for (int i = 0; i < datarouter_send_cap_count(); i++)
printf(" SEND [%d] %s - %s\n", i,
datarouter_send_cap_name(i), datarouter_send_cap_desc(i));
printf("Recv capabilities: %d\n", datarouter_recv_cap_count());
for (int i = 0; i < datarouter_recv_cap_count(); i++)
printf(" RECV [%d] %s - %s\n", i,
datarouter_recv_cap_name(i), datarouter_recv_cap_desc(i));
/*
* 端口 A：只有发送能力 —— 上报传感器数据
* 创建两个端口，都设 send_type=sensor，各绑不同外设。
* 调用 datarouter_send_sensor() 时两个端口同时触发。
*/
datarouter_port_t tx_port = datarouter_port_create();
datarouter_port_set_send_type(tx_port, DATAROUTER_SEND_sensor);
datarouter_port_add_handler(tx_port, uart_send);
datarouter_port_add_handler(tx_port, tcp_send);
datarouter_port_t p1 = datarouter_port_create();
datarouter_port_set_send_type(p1, DATAROUTER_SEND_sensor);
datarouter_port_add_handler(p1, uart_send);
datarouter_port_add_handler(p1, tcp_send);
printf("\n--- send sensor (UART + TCP) ---\n");
datarouter_send_sensor(tx_port, "temperature:25.3", 16);
/* 该端口没有 recv_type，不能接收任何报文 */
datarouter_port_t p2 = datarouter_port_create();
datarouter_port_set_send_type(p2, DATAROUTER_SEND_sensor);
datarouter_port_add_handler(p2, can_send);
/*
* 端口 B：只有接收能力 —— 接收 RTCM 修正
*/
datarouter_port_t rtcm_port = datarouter_port_create();
datarouter_port_set_recv_type(rtcm_port, DATAROUTER_RECV_rtcm);
/* 没有 send_type，也没有 handler —— 不能发送 */
/* 不指定端口，自动广播到所有 sensor 端口 */
printf("\n--- send_sensor (auto-route to ALL sensor ports) ---\n");
datarouter_send_sensor("temperature:25.3", 16);
printf("\n--- simulate receive RTCM ---\n");
datarouter_on_recv_rtcm(rtcm_port, "rtcm_data_v3.2", 14);
/* 运行时移除一个 handler，下次发送不再触发它 */
printf("\n--- remove TCP handler from p1, resend ---\n");
datarouter_port_remove_handler(p1, tcp_send);
datarouter_send_sensor("temperature:26.1", 16);
/*
* 端口 C：同时有收发能力 —— 接收命令 + 上报状态
*/
datarouter_port_t bi_port = datarouter_port_create();
datarouter_port_set_send_type(bi_port, DATAROUTER_SEND_status);
datarouter_port_set_recv_type(bi_port, DATAROUTER_RECV_command);
datarouter_port_add_handler(bi_port, uart_send);
/* 接收侧：用户自行调用回调 */
printf("\n--- recv command ---\n");
datarouter_on_recv_command(0, "reboot", 6);
printf("\n--- bidirectional port ---\n");
datarouter_send_status(bi_port, "status:OK", 9);
datarouter_on_recv_command(bi_port, "reboot", 6);
/* 删除一个端口，触发时不再走它 */
printf("\n--- delete p2 (CAN), resend ---\n");
datarouter_port_delete(p2);
datarouter_send_sensor("temperature:27.0", 16);
/* 清理 */
datarouter_port_delete(tx_port);
datarouter_port_delete(rtcm_port);
datarouter_port_delete(bi_port);
datarouter_port_delete(p1);
return 0;
}