util.c


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#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;
}