Added simple routine to use a server socket.

1 files changed, 35 insertions, 1 deletions

diff --git a/main/main.c b/main/main.c
index 06fb4ef..5723c4c 100644
--- a/main/main.c
+++ b/main/main.c
@@ -2,6 +2,7 @@
 #include "drv/ws2812b.h"
 #include "esp_spi_flash.h"
 #include "esp_system.h"
+#include "lwip/sockets.h"
 #include "freertos/FreeRTOS.h"
 #include "freertos/task.h"
 #include "sdkconfig.h"
@@ -84,7 +85,40 @@ void app_main(void)
 
   printf("Configuration complete!!\n");
 
-  wifi_init_station();
+  wifi_init_station("Wort", "JoshIsBau5");
+
+  int s = socket(AF_INET, SOCK_STREAM, 0);
+  struct sockaddr_in addr;
+  memset(&addr, 0, sizeof(addr));
+  addr.sin_port = htons(1234);
+  addr.sin_family = AF_INET;
+  addr.sin_addr.s_addr = INADDR_ANY;
+  int err = bind(s, (struct sockaddr*) &addr, sizeof(addr));
+
+  if (err) {
+    printf("Error binding to sockaddr: %d\n", err);
+    return;
+  }
+
+  printf("Listening ...\n");
+  listen(s, 1);
+
+  while (true) {
+    printf("Waiting for connection... \n");
+    char buf[128];
+
+    struct sockaddr_in client_addr;
+    socklen_t size;
+    int sock = accept(s, (struct sockaddr*)&client_addr, &size);
+
+    printf("Accepted connection\n");
+    ssize_t len;
+
+    while ((len = read(sock, buf, sizeof(buf) - 1)) > 0) {
+      buf[len] = 0;
+      printf("Got %s\n", buf);
+    }
+  }
 
   ws2812b_t* drv = ws2812b_init(spi);
   ws2812b_buffer_t* buffer = ws2812b_new_buffer(5);