Ignore generated .gem files.

.gitignore

@@ -0,0 +1 @@
+*.gem

Makefile

@@ -0,0 +1,59 @@
+DESTDIR=
+
+NAME=xtm-utils
+GEMNAME=xtm-utils
+RUBYVERSION=1.8
+
+BINDIR=$(DESTDIR)/usr/bin
+MANDIR=$(DESTDIR)/usr/share/man
+LIBDIR=$(DESTDIR)/usr/lib/ruby/$(RUBYVERSION)
+DOCDIR=$(DESTDIR)/usr/share/doc/$(NAME)
+
+RDOC=rdoc$(RUBYVERSION)
+#RDOC=rdoc1.9
+all: doc test
+
+clean:
+	rm -fr doc *.gem
+
+build:
+
+.PHONY: doc doc-reader
+doc-reader: doc
+	xdg-open file://`pwd`/doc/api/index.html
+
+doc:
+	rm -fr doc/api
+	$(RDOC) \
+		--promiscuous \
+		--inline-source \
+		--line-numbers \
+		-o doc/api lib/
+	# --diagram
+
+.PHONY: test
+test:
+	$(MAKE) -C test
+
+install: doc test
+	# install libraries
+	#
+	find lib -name '*.rb' |while read FILE ; do \
+		FILEPATH=`echo $$FILE |sed -e "s~^lib~$(LIBDIR)~"` ; \
+		install -D -o root -g root -m 644 $$FILE $$FILEPATH ; \
+		done
+	# install binaries
+	find bin -name '*.rb' |while read FILE ; do \
+		FILEPATH=`echo $$FILE |sed -e "s~^bin~$(BINDIR)~"` ; \
+		install -D -o root -g root -m 755 $$FILE $$FILEPATH ; \
+		done
+	# install documentation
+	rm -fr $(DOCDIR)
+	mkdir -p $(DOCDIR)
+	cp -a doc $(DOCDIR)
+
+gem:
+	gem build $(GEMNAME).gemspec
+
+gem_install:
+	gem install $(GEMNAME)*.gem

xtm-utils.gemspec

@@ -0,0 +1,36 @@
+#!/usr/bin/ruby -d
+
+require 'rake'
+
+spec = Gem::Specification.new do |s|
+	s.author = 'Glenn Y. Rolland'
+	s.email = 'glenux@glenux.net'
+	s.homepage = 'http://glenux.github.com/xtm-utils/'
+
+	s.signing_key = ENV['GEM_PRIVATE_KEY']
+	s.cert_chain  = ENV['GEM_CERTIFICATE_CHAIN']
+
+	s.name = 'xtm-utils'
+	s.version = '0.1'
+	s.summary = 'A set of tools for joining or splitting files using the XTM format.'
+	s.description = ' xtm-utils is a set of tools for joining or splitting files using the XTM format .' \
+		'It is an open-source replacement for the the closed-source binary provided by the XtremSplit website.'
+
+	s.required_ruby_version = '>= 1.8.5'
+
+	s.require_paths = ['xtmfile']
+	s.files = FileList[
+		"xtmfile/*.rb", 
+		"bin/*", 
+	].to_a + [
+		"Makefile",
+		"xtm-utils.gemspec",
+		"COPYING",
+		"README.rdoc"
+	]
+	s.files.reject! { |fn| fn.include? "coverage" }
+
+	puts "== GEM CONTENT =="
+	puts s.files
+	puts "== /GEM CONTENT =="
+end

xtmfile/header.rb

@@ -3,6 +3,7 @@ require 'rubygems'
 gem 'bindata', '~> 1.2.1'
 require 'bindata'
 
+# FIXME: set default values for header fields
 module XtmFile
 
 	#

xtmfile/splitter.rb

@@ -1,16 +1,27 @@
+
+require 'xtmfile/header'
+
 module XtmFile
 	class Splitter
-attr_reader :parts, :parts_size
+		attr_reader :parts_size
 		def initialize input_filename
 			@input_filename = input_filename
-@parts = 0
+
-@parts_size = 0
+			# create and initialize header
+			@header = Header.new
+			@header.filename_str = @input_filename
 		end
 
 		def parts= count
+			@header.filecount = count
+			@parts_size = @header.filesize / count
 		end
 
 		def parts_size= size
+			count = @header.filesize / size
+			remain = @header.filesize % size
+			count += 1 if remain > 0
+			@header.filecount = count
 		end
 
 		def start