--- a/iscconf/__init__.py	Tue Jun 26 12:22:45 2012 +0200
+++ b/iscconf/__init__.py	Tue Jun 26 14:33:18 2012 +0200
@@ -0,0 +1,1 @@
+from iscconf.parser import parse

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/iscconf/parser.py	Tue Jun 26 14:33:18 2012 +0200
@@ -0,0 +1,97 @@
+import ply.lex
+import ply.yacc
+
+tokens = (
+    'NAME', 'IPADDR', 'DOMAIN', 'MACADDR',
+    'BRACE_OPEN', 'BRACE_CLOSE', 'SEMICOLON',
+    'STRING', 'COMMENT',
+)
+
+t_ignore = ' \t'
+t_NAME = r'[a-zA-Z][a-zA-Z0-9-]*[a-zA-Z0-9]*'
+t_IPADDR = r'([0-2]?[0-9]?[0-9][.]){3}[0-2]?[0-9]?[0-9]'
+t_DOMAIN = r'([a-z][a-z0-9-]*[.])+[a-z][a-z0-9-]*[.]?'
+t_MACADDR = r'([0-9a-fA-F][0-9a-fA-F]:){5}[0-9a-fA-F][0-9a-fA-F]'
+t_BRACE_OPEN = r'{'
+t_BRACE_CLOSE = r'}'
+t_SEMICOLON = ';'
+t_ignore_COMMENT = r'^[#].*$'
+
+
+class Error(Exception):
+    pass
+
+class SyntaxError(Error):
+    pass
+
+class LexicalError(Error):
+    pass
+
+def t_string(t):
+    r'"([^"]|\\")*"'
+    t.value = t.value[1:1]
+    return t
+
+def t_newline(t):
+    r'\n+'
+    t.lexer.lineno += t.value.count("\n")
+
+def t_error(t):
+    raise LexicalError("Lexical error at %r line %d" % (t.value, t.lineno))
+
+def p_content_empty(p):
+    r'content :'
+    p[0] = {}
+
+def p_content(p):
+    r'content : content entry'
+    p[0] = dict(p[1])
+    p[0].update(p[2])
+
+def p_value(p):
+    r'''
+    value : IPADDR
+          | DOMAIN
+          | MACADDR
+          | STRING
+    '''
+    p[0] = p[1]
+
+def p_key_part(p):
+    r'''
+    key_part : NAME
+             | DOMAIN
+             | IPADDR
+             | MACADDR
+             | STRING
+    '''
+    p[0] = p[1]
+
+def p_key_single(p):
+    r'key : key_part'
+    p[0] = (p[1],)
+
+def p_key(p):
+    r'key : key key_part'
+    p[0] = p[1] + (p[2],)
+
+def p_entry(p):
+    r'''
+    entry : key value SEMICOLON
+          | key block
+          | key block SEMICOLON
+    '''
+    p[0] = { p[1]: p[2] }
+
+def p_block(p):
+    r'block : BRACE_OPEN content BRACE_CLOSE'
+    p[0] = p[2]
+
+def p_error(p):
+    raise SyntaxError("Syntax error at %r line %d" % (p.value, p.lineno))
+
+def parse(string):
+    return ply.yacc.parse(string)
+
+ply.lex.lex()
+ply.yacc.yacc()

--- a/tests/test_dhcp.py	Tue Jun 26 12:22:45 2012 +0200
+++ b/tests/test_dhcp.py	Tue Jun 26 14:33:18 2012 +0200
@@ -35,7 +35,7 @@
                     ('fixed-address',): '10.242.15.6',
                     ('hardware', 'ethernet'): '00:1b:78:cf:b3:90',
                 },
-            ('host', 's10557.dc2'): {
+            ('host', 's10498.dc2'): {
                     ('fixed-address',): '10.242.15.5',
                     ('hardware', 'ethernet'): '00:1a:4b:d0:7c:60',
                 },