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-rw-r--r--mausezahn.82
-rw-r--r--staging/mausezahn.c138
2 files changed, 71 insertions, 69 deletions
diff --git a/mausezahn.8 b/mausezahn.8
index 24e829e..d6b7065 100644
--- a/mausezahn.8
+++ b/mausezahn.8
@@ -126,7 +126,7 @@ corresponding IP address automatically.
Use specified destination IP address (default is broadcast i.e. 255.255.255.255).
As with the source address (see above) you can also specify a range or a DNS name.
.PP
-.SS -t <packet-type>
+.SS -t <packet-type [help] | help>
Create the specified packet type using the built-in packet builder. Currently,
supported packet types are: ''arp'', ''bpdu'', ''ip'', ''udp'', ''tcp'', ''rtp'',
and ''dns''. Currently, there is also limited support for ''icmp''. Type
diff --git a/staging/mausezahn.c b/staging/mausezahn.c
index 83ce424..c06a1d8 100644
--- a/staging/mausezahn.c
+++ b/staging/mausezahn.c
@@ -108,48 +108,48 @@ static void help(void)
puts("http://www.netsniff-ng.org\n\n"
"Usage: mausezahn [options] [interface] <keyword>|<arg-string>|<hex-string>\n"
"Options:\n"
- " -x <port> Interactive mode with telnet CLI, default port: 25542\n"
- " -l <ip> Listen address to bind to when in interactive mode, default: 0.0.0.0\n"
- " -4 IPv4 mode (default)\n"
- " -6 IPv6 mode\n"
- " -c <count> Send packet count times, default:1, infinite:0\n"
- " -d <delay> Apply delay between transmissions. The delay value can be\n"
- " specified in usec (default, no additional unit needed), or in\n"
- " msec (e.g. 100m or 100msec), or in seconds (e.g. 100s or 100sec)\n"
- " -r Multiplies the specified delay with a random value\n"
- " -p <length> Pad the raw frame to specified length (using random bytes)\n"
- " -a <srcmac|keyword> Use specified source mac address, no matter what has\n"
- " been specified with other arguments; keywords see below,\n"
- " Default is own interface\n"
- " -b <dstmac|keyword> Same with destination mac address; keywords:\n"
- " rand Use a random MAC address\n"
- " bc Use a broadcast MAC address\n"
- " own Use own interface MAC address (default for source MAC)\n"
- " stp Use IEEE 802.1d STP multicast address\n"
- " cisco Use Cisco multicast address as used for CDP, VTP, or PVST+\n"
- " -A <srcip> Use specified source IP address (default is own interface IP)\n"
- " -B <dstip|dnsname> Send packet to specified destination IP or domain name\n"
- " -P <ascii payload> Use the specified ASCII payload\n"
- " -f <filename> Read the ASCII payload from a file\n"
- " -F <filename> Read the hexadecimal payload from a file\n"
- " -Q <[CoS:]vlan> Specify 802.1Q VLAN tag and optional Class of Service, you can\n"
- " specify multiple 802.1Q VLAN tags (QinQ...) by separating them\n"
- " via a comma or a period (e.g. '5:10,20,2:30')\n"
- " -t <packet-type> Specify packet type for autobuild (you don't need to care for\n"
- " encapsulations in lower layers, most packet types allow/require\n"
- " additional packet-specific arguments in an <arg-string>;\n"
- " Currently supported types: arp, bpdu, cdp, ip, icmp, udp, tcp,\n"
- " dns, rtp, syslog, lldp and more;\n"
- " For context-help use 'help' as <arg-string>!\n"
- " -T <packet-type> Specify packet type for server mode, currently only rtp is supported;\n"
- " Enter -T help or -T rtp help for further information\n"
- " -M <MPLS-label> Insert a MPLS label, enter '-M help' for a syntax description\n"
- " -V|VV|... Verbose and more verbose mode\n"
- " -q Quiet mode, even omit 'important' standard short messages\n"
- " -S Simulation mode: DOES NOT put anything on the wire, this is\n"
- " typically combined with one of the verbose modes (v or V)\n"
- " -v Show version\n"
- " -h Print this help\n\n"
+ " -x <port> Interactive mode with telnet CLI, default port: 25542\n"
+ " -l <ip> Listen address to bind to when in interactive mode, default: 0.0.0.0\n"
+ " -4 IPv4 mode (default)\n"
+ " -6 IPv6 mode\n"
+ " -c <count> Send packet count times, default:1, infinite:0\n"
+ " -d <delay> Apply delay between transmissions. The delay value can be\n"
+ " specified in usec (default, no additional unit needed), or in\n"
+ " msec (e.g. 100m or 100msec), or in seconds (e.g. 100s or 100sec)\n"
+ " -r Multiplies the specified delay with a random value\n"
+ " -p <length> Pad the raw frame to specified length (using random bytes)\n"
+ " -a <srcmac|keyword> Use specified source mac address, no matter what has\n"
+ " been specified with other arguments; keywords see below,\n"
+ " Default is own interface\n"
+ " -b <dstmac|keyword> Same with destination mac address; keywords:\n"
+ " rand Use a random MAC address\n"
+ " bc Use a broadcast MAC address\n"
+ " own Use own interface MAC address (default for source MAC)\n"
+ " stp Use IEEE 802.1d STP multicast address\n"
+ " cisco Use Cisco multicast address as used for CDP, VTP, or PVST+\n"
+ " -A <srcip> Use specified source IP address (default is own interface IP)\n"
+ " -B <dstip|dnsname> Send packet to specified destination IP or domain name\n"
+ " -P <ascii payload> Use the specified ASCII payload\n"
+ " -f <filename> Read the ASCII payload from a file\n"
+ " -F <filename> Read the hexadecimal payload from a file\n"
+ " -Q <[CoS:]vlan> Specify 802.1Q VLAN tag and optional Class of Service, you can\n"
+ " specify multiple 802.1Q VLAN tags (QinQ...) by separating them\n"
+ " via a comma or a period (e.g. '5:10,20,2:30')\n"
+ " -t <packet-type|help> Specify packet type for autobuild (you don't need to care for\n"
+ " encapsulations in lower layers, most packet types allow/require\n"
+ " additional packet-specific arguments in an <arg-string>;\n"
+ " Currently supported types: arp, bpdu, cdp, ip, icmp, udp, tcp,\n"
+ " dns, rtp, syslog, lldp and more;\n"
+ " For context-help use 'help' as <arg-string>!\n"
+ " -T <packet-type> Specify packet type for server mode, currently only rtp is supported;\n"
+ " Enter -T help or -T rtp help for further information\n"
+ " -M <MPLS-label> Insert a MPLS label, enter '-M help' for a syntax description\n"
+ " -V|VV|... Verbose and more verbose mode\n"
+ " -q Quiet mode, even omit 'important' standard short messages\n"
+ " -S Simulation mode: DOES NOT put anything on the wire, this is\n"
+ " typically combined with one of the verbose modes (v or V)\n"
+ " -v Show version\n"
+ " -h Print this help\n\n"
"Examples:\n"
" mausezahn -x 99\n"
" mausezahn -c 0 -d 2s -t bpdu conf\n"
@@ -347,7 +347,30 @@ int reset(void)
return 0;
}
+static void print_packet_types(void)
+{
+ fprintf(stderr, "\n"
+ MAUSEZAHN_VERSION
+ "\n"
+ "| The following packet types are currently implemented:\n"
+ "|\n"
+ "| arp ... sends ARP packets\n"
+ "| bpdu ... sends BPDU packets (STP or PVST+)\n"
+ "| cdp ... sends CDP messages\n"
+ "| ip ... sends IPv4 packets\n"
+ "| udp ... sends UDP datagrams\n"
+ "| tcp ... sends TCP segments\n"
+ "| icmp ... sends ICMP messages\n"
+ "| dns ... sends DNS messages\n"
+ "| rtp ... sends RTP datagrams\n"
+ "| syslog ... sends Syslog messages\n"
+ "|\n"
+ "| Of course you can build any other packet type 'manually' using the direct layer 2 mode.\n"
+ "| FYI: The interactive mode supports additional protocols. (Try mz -x <port>)\n"
+ "\n");
+ die();
+}
// Purpose: Properly handle arguments and configure global structs (tx)
int getopts (int argc, char *argv[])
@@ -458,6 +481,8 @@ int getopts (int argc, char *argv[])
break;
case 't':
packet_type = optarg; // analyzed below
+ if (strcmp(packet_type,"help") == 0)
+ print_packet_types();
break;
case 'X':
mops_type = optarg; // MOPS TRANSITION STRATEGY -- analyzed below
@@ -756,9 +781,9 @@ int getopts (int argc, char *argv[])
}
- if (packet_type == NULL) { // raw hex string given
- mode = BYTE_STREAM;
- }
+ if (packet_type == NULL) { // raw hex string given
+ mode = BYTE_STREAM;
+ }
else if (strcmp(packet_type,"arp")==0) {
mode = ARP;
}
@@ -803,29 +828,6 @@ int getopts (int argc, char *argv[])
if (!delay_set) tx.delay = 20000; // 20 msec inter-packet delay for RTP
}
}
- else if (strcmp(packet_type,"help")==0) {
- fprintf(stderr, "\n"
- MAUSEZAHN_VERSION
- "\n"
- "| The following packet types are currently implemented:\n"
- "|\n"
- "| arp ... sends ARP packets\n"
- "| bpdu ... sends BPDU packets (STP or PVST+)\n"
- "| cdp ... sends CDP messages\n"
- "| ip ... sends IPv4 packets\n"
- "| udp ... sends UDP datagrams\n"
- "| tcp ... sends TCP segments\n"
- "| icmp ... sends ICMP messages\n"
- "| dns ... sends DNS messages\n"
- "| rtp ... sends RTP datagrams\n"
- "| syslog ... sends Syslog messages\n"
- "|\n"
- "| Of course you can build any other packet type 'manually' using the direct layer 2 mode.\n"
- "| FYI: The interactive mode supports additional protocols. (Try mz -x <port>)\n"
- "\n"
- );
- exit(1);
- }
else {
fprintf(stderr, " mz: you must specify a valid packet type!\n");
}