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#
# Misc util routines
#
from bsddb.db import *
def long_hex(bytes):
return bytes.encode('hex_codec')
def short_hex(bytes):
t = bytes.encode('hex_codec')
if len(t) < 11:
return t
return t[0:4]+"..."+t[-4:]
def determine_db_dir():
import os
import os.path
import platform
if platform.system() == "Darwin":
return os.path.expanduser("~/Library/Application Support/Bitcoin/")
elif platform.system() == "Windows":
return os.path.join(os.environ['APPDATA'], "Bitcoin")
return os.path.expanduser("~/.bitcoin")
def create_env(db_dir=None):
if db_dir is None:
db_dir = determine_db_dir()
db_env = DBEnv(0)
r = db_env.open(db_dir,
(DB_CREATE|DB_INIT_LOCK|DB_INIT_LOG|DB_INIT_MPOOL|
DB_INIT_TXN|DB_THREAD|DB_RECOVER))
return db_env