add: version.h

fix: refactor

src/helpers/bind_server.c

@@ -0,0 +1,52 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <netdb.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <errno.h>
+
+#include <logger.h>
+#include <helpers.h>
+
+int
+helper_bind_tcp_server(char* addr, uint16_t port, int max_client_backlog)
+{
+    char port_str[6];
+    sprintf(port_str, "%d", port);
+
+    struct addrinfo hints, *res;
+    int fd;
+    int status;
+
+    memset(&hints, 0, sizeof hints);
+    hints.ai_family = AF_UNSPEC;
+    hints.ai_socktype = SOCK_STREAM;
+    hints.ai_flags = AI_PASSIVE;
+
+    if ((status = getaddrinfo(addr, port_str, &hints, &res)) != 0)
+    {
+        LOG_ERROR("getaddrinfo: %s\n", gai_strerror(status));
+        return -1;
+    }
+
+    fd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
+
+    if ((status = bind(fd, res->ai_addr, res->ai_addrlen)) == -1)
+    {
+        LOG_ERROR("error binding socket: %s\n", strerror(errno));
+        freeaddrinfo(res);
+        return -1;
+    }
+
+    if ((status = listen(fd, max_client_backlog)) == -1)
+    {
+        LOG_ERROR("error setting up listener: %s\n", strerror(errno));
+        freeaddrinfo(res);
+        return -1;
+    }
+
+    freeaddrinfo(res);
+
+    return fd;
+}