--- embedaddon/istgt/src/istgt_sock.c	2012/10/09 09:13:23	1.1.1.2
+++ embedaddon/istgt/src/istgt_sock.c	2013/07/21 23:49:22	1.1.1.3
@@ -41,6 +41,7 @@
 #include <netinet/tcp.h>
 
 #include "istgt.h"
+#include "istgt_log.h"
 #include "istgt_sock.h"
 #include "istgt_misc.h"
 
@@ -70,11 +71,13 @@ istgt_getaddr(int sock, char *saddr, int slen, char *c
 	salen = sizeof sa;
 	rc = getsockname(sock, (struct sockaddr *) &sa, &salen);
 	if (rc != 0) {
+		ISTGT_ERRLOG("getsockname() failed (errno=%d)\n", errno);
 		return -1;
 	}
 	rc = getnameinfo((struct sockaddr *) &sa, salen,
 	    saddr, slen, NULL, 0, NI_NUMERICHOST);
 	if (rc != 0) {
+		ISTGT_ERRLOG("getnameinfo() failed (errno=%d)\n", errno);
 		return -1;
 	}
 
@@ -82,11 +85,13 @@ istgt_getaddr(int sock, char *saddr, int slen, char *c
 	salen = sizeof sa;
 	rc = getpeername(sock, (struct sockaddr *) &sa, &salen);
 	if (rc != 0) {
+		ISTGT_ERRLOG("getpeername() failed (errno=%d)\n", errno);
 		return -1;
 	}
 	rc = getnameinfo((struct sockaddr *) &sa, salen,
 	    caddr, clen, NULL, 0, NI_NUMERICHOST);
 	if (rc != 0) {
+		ISTGT_ERRLOG("getnameinfo() failed (errno=%d)\n", errno);
 		return -1;
 	}
 
@@ -131,6 +136,7 @@ istgt_listen(const char *ip, int port)
 	hints.ai_flags |= AI_NUMERICHOST;
 	rc = getaddrinfo(ip, portnum, &hints, &res0);
 	if (rc != 0) {
+		ISTGT_ERRLOG("getaddrinfo() failed (errno=%d)\n", errno);
 		return -1;
 	}
 
@@ -219,6 +225,7 @@ istgt_connect(const char *host, int port)
 	hints.ai_flags = AI_NUMERICSERV;
 	rc = getaddrinfo(host, portnum, &hints, &res0);
 	if (rc != 0) {
+		ISTGT_ERRLOG("getaddrinfo() failed (errno=%d)\n", errno);
 		return -1;
 	}
 
@@ -285,6 +292,19 @@ istgt_set_sendtimeout(int s, int msec)
 	tv.tv_sec = msec / 1000;
 	tv.tv_usec = (msec % 1000) * 1000;
 	rc = setsockopt(s, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv);
+	if (rc != 0)
+		return -1;
+	return 0;
+}
+
+int
+istgt_set_recvlowat(int s, int nbytes)
+{
+	int val;
+	int rc;
+
+	val = nbytes;
+	rc = setsockopt(s, SOL_SOCKET, SO_RCVLOWAT, &val, sizeof val);
 	if (rc != 0)
 		return -1;
 	return 0;