add event-driven framework

see examples/event_driven_at_module and examples/event_driven_hello_world, demo project: TencentOS-tiny\board\TencentOS_tiny_EVB_MX\KEIL\event_driven_hello_world
2019-09-24 17:21:58 +08:00
parent 97be1b9e93
commit 9727512631
45 changed files with 16682 additions and 7 deletions
--- a/examples/event_driven_at_module/event_driven_at_module.c
+++ b/examples/event_driven_at_module/event_driven_at_module.c
@@ -0,0 +1,160 @@
+#include "esp8266_evtdrv.h"
+#include "tos_at_evtdrv.h"
+#include "tos_evtdrv.h"
+#include "sal_module_wrapper.h"
+
+evtdrv_task_id_t at_task_id = 0;
+evtdrv_task_id_t esp8266_task_id = 1;
+evtdrv_task_id_t user_task_id = 2;
+
+int socket_id_0 = 0;
+
+#define RECV_LEN            1024
+uint8_t recv_data_0[RECV_LEN];
+
+evtdrv_timer_t task0_send_timer;
+
+#define EVENT_USER_INIT         (1u << 0)
+#define EVENT_USER_SEND         (1u << 1)
+#define EVENT_USER_CLOSE        (1u << 2)
+
+int send_count = 0;
+
+char host_ip[16];
+
+void timer_callback(void *arg)
+{
+    tos_evtdrv_event_set(user_task_id, EVENT_USER_SEND);
+}
+
+evtdrv_event_flag_t user_task(evtdrv_event_flag_t event)
+{
+    esp8266_event_hdr_t *event_hdr;
+    esp8266_omsg_common_t *omsg_common;
+    esp8266_omsg_connect_t *omsg_connect;
+    esp8266_omsg_send_t *omsg_send;
+
+    if (event & TOS_EVTDRV_SYS_EVENT_INIT) {
+        tos_evtdrv_event_set(user_task_id, EVENT_USER_INIT);
+        return TOS_EVTDRV_SYS_EVENT_INIT;
+    }
+
+    if (event & EVENT_USER_INIT) {
+        esp8266_sal_init(HAL_UART_PORT_0, at_task_id, esp8266_task_id);
+        return EVENT_USER_INIT;
+    }
+
+    if (event & TOS_EVTDRV_SYS_EVENT_MSG) {
+        while (event_hdr = (esp8266_event_hdr_t *)tos_evtdrv_msg_recv()) {
+            if (event_hdr->sender_id == esp8266_task_id) {
+                switch (event_hdr->event) {
+                    case EVENT_OMSG_ESP8266_INIT:
+                        omsg_common = (esp8266_omsg_common_t *)event_hdr;
+
+                        if (omsg_common->return_code == 0) {
+                            esp8266_join_ap("SheldonDai", "srnr6x9xbhmb0");
+                        } else {
+                            printf("esp8266 init failed!\n");
+                        }
+
+                        break;
+
+                    case EVENT_OMSG_ESP8266_JOIN_AP:
+                        omsg_common = (esp8266_omsg_common_t *)event_hdr;
+
+                        if (omsg_common->return_code != 0) {
+                            printf("esp8266 join ap failed!\n");
+                            break;
+                        }
+
+                        tos_sal_module_parse_domain("www.tencent.com", host_ip, sizeof(host_ip));
+                        break;
+
+                    case EVENT_OMSG_ESP8266_DOMAIN_PARSE:
+                        omsg_common = (esp8266_omsg_common_t *)event_hdr;
+
+                        if (omsg_common->return_code != 0) {
+                            printf("esp8266 domain parse failed!\n");
+                        } else {
+                            printf("domain parse(www.tencent.com): %s\n", host_ip);
+                        }
+
+                        tos_sal_module_connect("39.108.190.129", "8080", TOS_SAL_PROTO_TCP);
+
+                        break;
+
+                    case EVENT_OMSG_ESP8266_CONNECT:
+                        omsg_connect = (esp8266_omsg_connect_t *)event_hdr;
+                        socket_id_0 = omsg_connect->sockid;
+
+                        if (socket_id_0 < 0) {
+                            printf("esp8266 connect failed!\n");
+                            break;
+                        }
+
+                        /* <20><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD> */
+                        tos_evtdrv_timer_create(&task0_send_timer,
+                                                    timer_callback, NULL,
+                                                    EVTDRV_TIMER_OPT_PERIODIC);
+                        tos_evtdrv_timer_start(&task0_send_timer, 6000);
+
+                        break;
+
+                    case EVENT_OMSG_ESP8266_SEND:
+                        omsg_send = (esp8266_omsg_send_t *)event_hdr;
+                        int write_len = omsg_send->write_len;
+                        if (write_len < 0) {
+                            printf("write failed! %d\n", write_len);
+                        } else {
+                            printf("task0 write success: %d\n", write_len);
+                        }
+
+                        break;
+                }
+            }
+
+            tos_evtdrv_msg_free((evtdrv_msg_body_t)event_hdr);
+        }
+
+        return TOS_EVTDRV_SYS_EVENT_MSG;
+    }
+
+    if (event & EVENT_USER_SEND) {
+        if (++send_count > 5) {
+            // after send 5 times, we shutdown the connection
+            tos_evtdrv_event_set(user_task_id, EVENT_USER_CLOSE);
+            return EVENT_USER_SEND;
+        }
+
+        tos_sal_module_send(socket_id_0, "hello", 5);
+        int len = tos_sal_module_recv(socket_id_0, recv_data_0, sizeof(recv_data_0));
+        if (len > 0) {
+            printf("task0 receive from server(%d): %s\n", len, recv_data_0);
+        }
+
+        return EVENT_USER_SEND;
+    }
+
+    if (event & EVENT_USER_CLOSE) {
+        tos_evtdrv_timer_stop(&task0_send_timer);
+        tos_sal_module_close(socket_id_0);
+        return EVENT_USER_CLOSE;
+    }
+
+    return TOS_EVTDRV_EVENT_NONE;
+}
+
+evtdrv_task_entry_t tasks[] = {
+    tos_at_evtdrv_task,
+    esp8266_task,
+    user_task,
+};
+
+int main(void)
+{
+    board_init();
+
+    tos_evtdrv_sys_init(tasks, sizeof(tasks) / sizeof(tasks[0]), K_NULL);
+    tos_evtdrv_sys_start();
+}
+