feat(lib/net): network library implemented

1 files changed, 31 insertions, 0 deletions

diff --git a/lib/net/client.c b/lib/net/client.c
new file mode 100644
index 0000000..10d84b1
--- /dev/null
+++ b/lib/net/client.c
@@ -0,0 +1,31 @@
+#include "./client.h"
+#include "common.h"
+#include <netinet/in.h>
+
+conn_t* client_connect_to_server(const char* addr, const char* port) {
+    conn_t* conn = calloc(1, sizeof(*conn));
+
+    conn->conn_socket_fd = socket(AF_INET, SOCK_STREAM, 0);
+    if (conn->conn_socket_fd == -1) {
+        fprintf(stderr, "[client_connect_to_server] Unable to create socket()\n");
+        exit(EXIT_FAILURE);
+    }
+
+    struct sockaddr_in* conn_addr = get_addr(addr, port);
+
+    if (connect(conn->conn_socket_fd, conn_addr, sizeof(*conn_addr)) == -1) {
+        if (errno == ECONNREFUSED) {
+            close(conn->conn_socket_fd);
+            free(conn);
+
+            return NULL;
+        }
+
+        fprintf(stderr, "[connect_to_master] Unable to connect() to master");
+        exit(EXIT_FAILURE);
+    }
+
+    free(conn_addr);
+
+    return conn;
+}