import re
import string
import sys
import generate
import rfc3454
import rfc4518
import stringprep
if len(sys.argv) != 3:
print "usage: %s rfc3454.txt out-dir" % sys.argv[0]
sys.exit(1)
tables = rfc3454.read(sys.argv[1])
t2 = rfc4518.read()
for x in t2.iterkeys():
tables[x] = t2[x]
error_list = stringprep.get_errorlist()
errorlist_h = generate.Header('%s/errorlist_table.h' % sys.argv[2])
errorlist_c = generate.Implementation('%s/errorlist_table.c' % sys.argv[2])
errorlist_h.file.write(
'''
#include "windlocl.h"
struct error_entry {
uint32_t start;
unsigned len;
wind_profile_flags flags;
};
extern const struct error_entry _wind_errorlist_table[];
extern const size_t _wind_errorlist_table_size;
''')
errorlist_c.file.write(
'''
#include <stdlib.h>
#include "errorlist_table.h"
const struct error_entry _wind_errorlist_table[] = {
''')
trans=[]
for t in error_list.iterkeys():
for l in tables[t]:
m = re.search('^ *([0-9A-F]+)-([0-9A-F]+); *(.*) *$', l)
if m:
start = int(m.group(1), 0x10)
end = int(m.group(2), 0x10)
desc = m.group(3)
trans.append([start, end - start + 1, desc, [t]])
else:
m = re.search('^ *([0-9A-F]+); *(.*) *$', l)
if m:
trans.append([int(m.group(1), 0x10), 1, m.group(2), [t]])
trans = stringprep.sort_merge_trans(trans)
for x in trans:
(start, length, description, tables) = x
symbols = stringprep.symbols(error_list, tables)
if len(symbols) == 0:
print "no symbol for %s" % description
sys.exit(1)
errorlist_c.file.write(" {0x%x, 0x%x, %s}, /* %s: %s */\n"
% (start, length, symbols, ",".join(tables), description))
errorlist_c.file.write(
'''};
''')
errorlist_c.file.write(
"const size_t _wind_errorlist_table_size = %u;\n" % len(trans))
errorlist_h.close()
errorlist_c.close()