From 4d6357abda01286a0b71bc4a671a8d5c1014a0b7 Mon Sep 17 00:00:00 2001
From: Boris Popov <bp@FreeBSD.org>
Date: Fri, 29 Oct 1999 12:59:59 +0000
Subject: [PATCH] Handle SAP responces in a more correct way. Allow connection
 number greater than 255 in the broadcast messages.

---
 lib/libncp/ncpl_conn.c | 20 +++++++++++---------
 lib/libncp/ncpl_misc.c | 16 ++++++++++------
 lib/libncp/ncpl_subr.c |  3 +++
 lib/libncp/sap.c       | 12 ++++++------
 4 files changed, 30 insertions(+), 21 deletions(-)

diff --git a/lib/libncp/ncpl_conn.c b/lib/libncp/ncpl_conn.c
index df958073316..7aaaa960914 100644
--- a/lib/libncp/ncpl_conn.c
+++ b/lib/libncp/ncpl_conn.c
@@ -71,7 +71,7 @@ static char *server_name; /* need a better way ! */
 int
 ncp_li_setserver(struct ncp_conn_loginfo *li, const char *arg) {
 	if (strlen(arg) >= NCP_BINDERY_NAME_LEN) {
-		fprintf(stderr, "Server name too long:%s\n", arg);
+		ncp_error("server name '%s' too long", 0, arg);
 		return ENAMETOOLONG;
 	}
 	ncp_str_upper(strcpy(li->server, arg));
@@ -81,7 +81,7 @@ ncp_li_setserver(struct ncp_conn_loginfo *li, const char *arg) {
 int
 ncp_li_setuser(struct ncp_conn_loginfo *li, char *arg) {
 	if (arg && strlen(arg) >= NCP_BINDERY_NAME_LEN) {
-		fprintf(stderr, "User name too long:%s\n", arg);
+		ncp_error("user name '%s' too long", 0, arg);
 		return ENAMETOOLONG;
 	}
 	if (li->user)
@@ -99,7 +99,7 @@ ncp_li_setuser(struct ncp_conn_loginfo *li, char *arg) {
 int
 ncp_li_setpassword(struct ncp_conn_loginfo *li, const char *passwd) {
 	if (passwd && strlen(passwd) >= 127) {
-		fprintf(stderr, "Password too long:%s\n", passwd);
+		ncp_error("password too long", 0);
 		return ENAMETOOLONG;
 	}
 	if (li->password) {
@@ -134,7 +134,7 @@ ncp_li_init(struct ncp_conn_loginfo *li, int argc, char *argv[]) {
 	li->group = NCP_DEFAULT_GROUP;
 	server_name = NULL;
 	if (argv == NULL) return 0;
-	while ((opt = ncp_getopt(argc, argv, ":S:U:")) != -1) {
+	while (error == 0 && (opt = ncp_getopt(argc, argv, ":S:U:")) != -1) {
 		arg = ncp_optarg;
 		switch (opt) {
 		    case 'S':
@@ -201,7 +201,7 @@ ncp_li_readrc(struct ncp_conn_loginfo *li) {
 		struct ncp_conn_stat cs;
 		
 		if ((error = ncp_conn_scan(li, &connHandle)) != 0) {
-			fprintf(stderr, "no default connection found: %s\n",strerror(errno));
+			ncp_error("no default connection found", errno);
 			return error;
 		}
 		ncp_conn_getinfo(connHandle, &cs);
@@ -247,18 +247,19 @@ ncp_li_check(struct ncp_conn_loginfo *li) {
 	
 	do {
 		if (li->server[0] == 0) {
-			fprintf(stderr, "no server name specified\n");
+			ncp_error("no server name specified", 0);
 			error = 1;
 			break;
 		}
 		error = ncp_find_fileserver(li,
 		    (server_name==NULL) ? AF_IPX : AF_INET, server_name);
 		if (error) {
-			fprintf(stderr,"Can't find server %s, error=%s\n",li->server,strerror(errno));
+			ncp_error("can't find server %s", error, li->server);
 			break;
 		}
 		if (li->user == NULL || li->user[0] == 0) {
-			fprintf(stderr, "no user name specified for server %s\n",li->server);
+			ncp_error("no user name specified for server %s",
+			    0, li->server);
 			error = 1;
 			break;
 		}
@@ -332,7 +333,8 @@ ncp_li_arg(struct ncp_conn_loginfo *li, int opt, char *arg) {
 	    case 'I':
 		sig_level = atoi(arg);
 		if (sig_level < 0 || sig_level > 3) {
-			fprintf(stderr, "Invalid NCP signature level option `%s' (must be number between 0 and 3)\n", arg);
+			ncp_error("invalid NCP signature level option `%s'\
+			    (must be a number between 0 and 3)", 0, arg);
 			error = 1;
 		}
 		li->sig_level = sig_level;
diff --git a/lib/libncp/ncpl_misc.c b/lib/libncp/ncpl_misc.c
index 7f7a67a8a36..f2fa123b2b7 100644
--- a/lib/libncp/ncpl_misc.c
+++ b/lib/libncp/ncpl_misc.c
@@ -131,16 +131,20 @@ NWGetObjectConnectionNumbers(NWCONN_HANDLE connHandle,
 		pnuint16 pNumConns, pnuint16 pConnHandleList,
 		nuint16 maxConns) 
 {
-	int error, i;
+	int error, i, n;
+	nuint32 lastconn;
 	DECLARE_RQ;
-	ncp_init_request_s(conn, 21);
+
+	lastconn = 0;
+	ncp_init_request_s(conn, 27);
+	ncp_add_dword_lh(conn, lastconn);
 	ncp_add_word_hl(conn, objType);
 	ncp_add_pstring(conn, pObjName);
 	if ((error = ncp_request(connHandle, 23, conn)) != 0) return error;
-	i = ncp_reply_byte(conn,0);
-	*pNumConns = i;
-	for (i = min(i, maxConns); i; i--) {
-		pConnHandleList[i-1] = ncp_reply_byte(conn, i);
+	n = min(ncp_reply_byte(conn, 0), maxConns);
+	*pNumConns = n;
+	for (i = 0; i < n ; i++) {
+		*pConnHandleList++ = ncp_reply_dword_lh(conn, i * 4 + 1);
 	}
 	return 0;
 }
diff --git a/lib/libncp/ncpl_subr.c b/lib/libncp/ncpl_subr.c
index c7606c72abe..9b36e1797f5 100644
--- a/lib/libncp/ncpl_subr.c
+++ b/lib/libncp/ncpl_subr.c
@@ -50,6 +50,8 @@
 /*#include <netncp/ncp_cfg.h>*/
 #include "ncp_mod.h"
 
+extern char *__progname;
+
 int sysentoffset;
 
 void
@@ -437,6 +439,7 @@ void
 ncp_error(char *fmt, int error,...) {
 	va_list ap;
 
+	fprintf(stderr, "%s: ", __progname);
 	va_start(ap, error);
 	vfprintf(stderr, fmt, ap);
 	va_end(ap);
diff --git a/lib/libncp/sap.c b/lib/libncp/sap.c
index 32e0ab21711..78531ab05ce 100644
--- a/lib/libncp/sap.c
+++ b/lib/libncp/sap.c
@@ -280,12 +280,12 @@ sap_find_nearest(int server_type, struct sockaddr_ipx *daddr, char *server_name)
 	packets = 5;
 	do {
 		len = sap_recv(sock, data, sizeof(data), 0, 1);
-		if (len < 66) {
-			packets++;
-			continue;
-		}
-	} while (ntohs(reply->operation) != IPX_SAP_NEAREST_RESPONSE &&
-		 packets > 0);
+		if (len >= 66 && 
+		    ntohs(reply->operation) == IPX_SAP_NEAREST_RESPONSE)
+			break;
+		if (len < 0)
+			packets--;
+	} while (packets > 0);
 
 	if (packets == 0) {
 		close(sock);