large refactor continues

1 files changed, 17 insertions, 0 deletions

diff --git a/util.c b/util.c
new file mode 100644
index 0000000..c545724
--- /dev/null
+++ b/util.c
@@ -0,0 +1,17 @@
+#include "util.h"
+
+#include <sys/types.h>
+#include <sys/socket.h>
+
+ssize_t sendall(int sockfd, void *buf, size_t len) {
+	ssize_t total_sent = 0;
+	ssize_t sent;
+	do {
+		if ((sent = send(sockfd, buf+total_sent, len-total_sent, 0)) == -1) {
+			return -1;
+		}
+		total_sent += sent;
+	} while (total_sent < len);
+	DPn("SEND",buf,len);
+	return total_sent;
+}