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-rw-r--r--networking/hostname.c11
-rw-r--r--networking/nc.c133
-rw-r--r--networking/nslookup.c8
-rw-r--r--networking/ping.c17
-rw-r--r--networking/telnet.c9
5 files changed, 165 insertions, 13 deletions
diff --git a/networking/hostname.c b/networking/hostname.c
index 8cc334d..ef92102 100644
--- a/networking/hostname.c
+++ b/networking/hostname.c
@@ -1,6 +1,6 @@
/* vi: set sw=4 ts=4: */
/*
- * $Id: hostname.c,v 1.7 2000/02/08 19:58:47 erik Exp $
+ * $Id: hostname.c,v 1.8 2000/05/12 19:41:47 erik Exp $
* Mini hostname implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@@ -31,15 +31,18 @@
#include <stdio.h>
static const char *hostname_usage =
- "hostname [OPTION] {hostname | -F file}\n\n"
- "Get or set the hostname or DNS domain name. If a hostname is given\n"
+ "hostname [OPTION] {hostname | -F file}\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nGet or set the hostname or DNS domain name. If a hostname is given\n"
"(or a file with the -F parameter), the host name will be set.\n\n"
"Options:\n"
"\t-s\t\tShort\n"
"\t-i\t\tAddresses for the hostname\n"
"\t-d\t\tDNS domain name\n"
- "\t-F FILE\t\tUse the contents of FILE to specify the hostname\n";
+ "\t-F FILE\t\tUse the contents of FILE to specify the hostname\n"
+#endif
+ ;
void do_sethostname(char *s, int isfile)
diff --git a/networking/nc.c b/networking/nc.c
new file mode 100644
index 0000000..a588587
--- /dev/null
+++ b/networking/nc.c
@@ -0,0 +1,133 @@
+/* vi: set sw=4 ts=4: */
+/* nc: mini-netcat - built from the ground up for LRP
+ Copyright (C) 1998 Charles P. Wright
+
+ 0.0.1 6K It works.
+ 0.0.2 5K Smaller and you can also check the exit condition if you wish.
+ 0.0.3 Uses select()
+
+ 19980918 Busy Boxed! Dave Cinege
+ 19990512 Uses Select. Charles P. Wright
+ 19990513 Fixes stdin stupidity and uses buffers. Charles P. Wright
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+#include "internal.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <sys/time.h>
+#include <sys/ioctl.h>
+
+#define BUFSIZE 100
+
+static const char nc_usage[] = "nc [IP] [port]\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nNetcat opens a pipe to IP:port\n"
+#endif
+ ;
+
+int nc_main(int argc, char **argv)
+{
+ int sfd;
+ int result;
+ int len;
+ char ch[BUFSIZE];
+
+ struct sockaddr_in address;
+ struct hostent *hostinfo;
+
+ fd_set readfds, testfds;
+
+ argc--;
+ argv++;
+ if (argc < 2 || **(argv + 1) == '-') {
+ usage(nc_usage);
+ }
+
+ sfd = socket(AF_INET, SOCK_STREAM, 0);
+
+ hostinfo = (struct hostent *) gethostbyname(*argv);
+
+ if (!hostinfo) {
+ exit(1);
+ }
+
+ address.sin_family = AF_INET;
+ address.sin_addr = *(struct in_addr *) *hostinfo->h_addr_list;
+ address.sin_port = htons(atoi(*(++argv)));
+
+ len = sizeof(address);
+
+ result = connect(sfd, (struct sockaddr *) &address, len);
+
+ if (result < 0) {
+ exit(2);
+ }
+
+ FD_ZERO(&readfds);
+ FD_SET(sfd, &readfds);
+ FD_SET(fileno(stdin), &readfds);
+
+ while (1) {
+ int fd;
+ int ofd;
+ int nread;
+
+ testfds = readfds;
+
+ result =
+ select(FD_SETSIZE, &testfds, (fd_set *) NULL, (fd_set *) NULL,
+ (struct timeval *) 0);
+
+ if (result < 1) {
+ exit(3);
+ }
+
+ for (fd = 0; fd < FD_SETSIZE; fd++) {
+ if (FD_ISSET(fd, &testfds)) {
+ int trn = 0;
+ int rn;
+
+ ioctl(fd, FIONREAD, &nread);
+
+ if (fd == sfd) {
+ if (nread == 0)
+ exit(0);
+ ofd = fileno(stdout);
+ } else {
+ ofd = sfd;
+ }
+
+
+
+ do {
+ rn = (BUFSIZE < nread - trn) ? BUFSIZE : nread - trn;
+ trn += rn;
+ read(fd, ch, rn);
+ write(ofd, ch, rn);
+ }
+ while (trn < nread);
+ }
+ }
+ }
+}
diff --git a/networking/nslookup.c b/networking/nslookup.c
index e4bf52f..82bcf56 100644
--- a/networking/nslookup.c
+++ b/networking/nslookup.c
@@ -41,7 +41,11 @@
| + find out how the real nslookup gets the default name server
*/
-static const char nslookup_usage[] = "nslookup [HOST]\n\nQueries the nameserver for the IP address of the given HOST\n";
+static const char nslookup_usage[] = "nslookup [HOST]\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nQueries the nameserver for the IP address of the given HOST\n"
+#endif
+;
/* I have to see how the real nslookup does this.
@@ -173,4 +177,4 @@ int nslookup_main(int argc, char **argv)
exit( TRUE);
}
-/* $Id: nslookup.c,v 1.8 2000/05/02 00:07:56 erik Exp $ */
+/* $Id: nslookup.c,v 1.9 2000/05/12 19:41:47 erik Exp $ */
diff --git a/networking/ping.c b/networking/ping.c
index 9f83002..14a56cd 100644
--- a/networking/ping.c
+++ b/networking/ping.c
@@ -1,6 +1,6 @@
/* vi: set sw=4 ts=4: */
/*
- * $Id: ping.c,v 1.14 2000/04/25 23:24:55 erik Exp $
+ * $Id: ping.c,v 1.15 2000/05/12 19:41:47 erik Exp $
* Mini ping implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
@@ -90,7 +90,11 @@ static int in_cksum(unsigned short *buf, int sz)
/* simple version */
#ifdef BB_SIMPLE_PING
-static const char *ping_usage = "ping host\n\n";
+static const char *ping_usage = "ping host\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nSend ICMP ECHO_REQUEST packets to network hosts\n"
+#endif
+ ;
static char *hostname = NULL;
@@ -179,12 +183,15 @@ extern int ping_main(int argc, char **argv)
#else
/* full(er) version */
-static const char *ping_usage = "ping [OPTION]... host\n\n"
- "Send ICMP ECHO_REQUEST packets to network hosts.\n\n"
+static const char *ping_usage = "ping [OPTION]... host\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nSend ICMP ECHO_REQUEST packets to network hosts.\n\n"
"Options:\n"
"\t-c COUNT\tSend only COUNT pings.\n"
"\t-q\t\tQuiet mode, only displays output at start\n"
- "\t\t\tand when finished.\n";
+ "\t\t\tand when finished.\n"
+#endif
+ ;
static char *hostname = NULL;
static struct sockaddr_in pingaddr;
diff --git a/networking/telnet.c b/networking/telnet.c
index 8c58521..8b6d5f5 100644
--- a/networking/telnet.c
+++ b/networking/telnet.c
@@ -1,5 +1,5 @@
/*
- * $Id: telnet.c,v 1.2 2000/05/01 19:10:52 erik Exp $
+ * $Id: telnet.c,v 1.3 2000/05/12 19:41:47 erik Exp $
* Mini telnet implementation for busybox
*
* Copyright (C) 2000 by Randolph Chung <tausq@debian.org>
@@ -46,7 +46,12 @@
static int STDIN = 0;
static int STDOUT = 1;
-static const char *telnet_usage = "telnet host [port]\n\n";
+static const char *telnet_usage = "telnet host [port]\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nProvides interactive communication with another\n"
+ "networked host using the TELNET protocol\n"
+#endif
+ ;
static struct termios saved_tc;
static unsigned char options[NTELOPTS];
static char tr_state = 0; /* telnet send and receive state */