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#!/usr/bin/env python3
# encoding: utf-8
import struct
def merge_ranges(*ranges):
# Use a set for efficient lookup
result = set()
for rng in ranges:
result.update(rng)
return result
def processtable(inputfilename, outfile, highrange, lowrange):
with open(inputfilename) as f:
res = dict(((x << 8) | y, 0) for x in highrange for y in lowrange)
for line in f:
if line.startswith('#'):
continue
splits = line.split()
if len(splits[0]) <= 5:
continue
key = int(splits[0], 16)
val = int(splits[1], 16)
high = (key >> 8) & 0xff
low = key & 0xff
if high not in highrange or low not in lowrange:
continue
res[key] = val
for (k, v) in sorted(res.items()):
outfile.write(struct.pack("<H", v))
encdat = open("encoding.dat", "wb")
encdat.write(b'SCVMENCD')
# version
encdat.write(struct.pack("<i", 0))
HIGH = 'high'
LOW = 'low'
FILE = 'file'
tables = [
{
FILE: "CP932.TXT",
HIGH: merge_ranges(range(0x81, 0x85), range(0x87, 0xa0), range(0xe0, 0xef), range(0xfa, 0xfd)),
LOW: range(0x40, 0x100)
},
{
FILE: "CP949.TXT",
HIGH: range(0x81, 0xFF),
LOW: merge_ranges(range(0x41, 0x5b), range(0x61, 0x7b), range(0x81, 0xFF))
},
{
FILE: "CP950.TXT",
HIGH: range(0xA1, 0xFA),
LOW: merge_ranges(range(0x40, 0x7f), range(0xa1, 0xff))
},
{
FILE: "JOHAB.TXT",
HIGH: range(0x84, 0xD4),
LOW: merge_ranges(range(0x41, 0x7f), range(0x81, 0xff))
}
]
# number of tables
encdat.write(struct.pack("<i", len(tables)))
curofs = 16 + 4 * len(tables)
for v in tables:
encdat.write(struct.pack("<i", curofs))
curofs += len(v[HIGH]) * len(v[LOW]) * 2
for v in tables:
processtable(v[FILE], encdat, v[HIGH], v[LOW])
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