Initial commit

examples/chat_client.c

@@ -0,0 +1,74 @@
+#include <stdio.h>
+#include <stdbool.h>
+#include <pthread.h>
+
+#define SOCK_IMPLEMENTATION
+#include "sock.h"
+
+#define DEFAULT_ADDRESS "127.0.0.1"
+#define PORT 6969
+#define BUFFER_CAPACITY 4096
+
+bool disconnected = false;
+
+void *listen_thread(void *user_data)
+{
+    Sock *server = (Sock*) user_data;
+
+    char buffer[BUFFER_CAPACITY];
+    ssize_t received = 0;
+
+    while ((received = sock_recv(server, buffer, sizeof(buffer))) > 0) {
+        printf("%.*s\n", (int)received, buffer);
+    }
+
+    disconnected = true;
+    return NULL;
+}
+
+int main(int argc, char **argv)
+{
+    const char *address = DEFAULT_ADDRESS;
+    if (argc > 1) {
+        address = argv[1];
+    }
+
+    Sock *client = sock_create(SOCK_IPV4, SOCK_TCP);
+    if (client == NULL) {
+        fprintf(stderr, "ERROR: Could not create socket\n");
+        return EXIT_FAILURE;
+    }
+
+    if (!sock_connect(client, sock_addr(address, PORT))) {
+        fprintf(stderr, "ERROR: Could not connect to server\n");
+        sock_close(client);
+        return EXIT_FAILURE;
+    }
+
+    pthread_t ltid;
+    if (pthread_create(&ltid, NULL, &listen_thread, client) != 0) {
+        fprintf(stderr, "ERROR: Could not create listening thread\n");
+        sock_close(client);
+        return EXIT_FAILURE;
+    }
+    pthread_detach(ltid);
+
+    printf("INFO: Connected to the server\n");
+    printf("INFO: Type `disconnect` to disconnect from the server\n");
+
+    char buffer[BUFFER_CAPACITY];
+    while (!disconnected) {
+        memset(buffer, 0, sizeof(buffer));
+        fgets(buffer, sizeof(buffer), stdin);
+        if (strcmp(buffer, "disconnect\n") == 0) {
+            break;
+        }
+        size_t len = strlen(buffer)-1;
+        sock_send(client, buffer, len);
+    }
+
+    sock_close(client);
+    printf("INFO: Closed socket\n");
+
+    return EXIT_SUCCESS;
+}