Eric's Projects

UNIX/C Tools

proxynamed.c (2010)
A simple DNS server that sends through all received "A?" client questions to the system resolver, except for those names specified, which it redirects to the specified IP with an "A"-record answer.
proxyscan.c (2010)
An asynchronous TCP port scanner / proxy locator for MacOS/X (Tested on 10.4 and 10.5.8) and Linux (Tested on 2.6).
EricDraw (2010) A simple and tiny C drawing/painting library
cw2mp3.c (2009)
A simple UNIX C tool to generate .mp3 practice files of CW (Morse Code) from text files. [Details]
ntfsrescue (2006) An NTFS filesystem recovery/analysis tool
cmp.c (2005)
Print percentage of bytes that are the same between two files
build-udp.c (2002)
Assembles a UDP packet manually, for network test purposes
predict.c (2002)
Monitor a file that's growing in size (due to a download) and report on transfer rate.
strip8.c (2001)
A text filter that strips off the eighth-bit of the input.
crackxor (2001) Tool to crack XOR encryption
loginmonitor.c (2001)
A tool (for Solaris) that will daemonize itself then print a line to the user's terminal whenever another system user logs in or out.
bgp.c (2000)
BGP4 socket-connect test program
readtag.c (2000)
Reads in an MP3's ID3 tag
camkiller.c (1999)
Sends out a massive number of ethernet packets, all with different source MAC addresses, to fill CAM tables on attached Ethernet switch and force switch to bypass agreessive-aging mode and go directly to flood-all-packets (like a hub) mode. A testing tool.
cursor.c (1999)
Simple gets() drop-in replacement with line-editing and command-history, for embedded applications
cracker.c (1999)
A simple tool that scans a UNIX or NIS/YP passwd file and tries a "dictionary attack" against it's encrypted passwords using a table of words ("the dictionary") to advise the system administrator if any users are using dangerously insecure passwords (common words that occur in a dictionary).
xray (1999) A simple UNIX packet sniffer
table2tab.c (1999)
Convert HTML tables to tab-seperated columns
changetime.c (1997)
Changes a file's UNIX modification time to that of another file.