def get(self, key):
if self._closed:
raise RuntimeError('db is closed')
if not isinstance(key, bytes):
raise TypeError('byte string objects are supported')
_key = ffi.new('char[]', key)
_value = ffi.new('void**')
_value_size = ffi.new('size_t*')
r = lib.sp_get(self._db, _key, ffi.sizeof(_key), _value, _value_size)
if r == -1:
error = lib.sp_error(self._db)
raise SophiaError(ffi.string(error))
elif r == 0:
raise KeyError('%s not found' % key)
value = ffi.string(ffi.cast('char*', _value[0]), _value_size[0])
libc.free(_value[0])
return value
def get(self, key):
if self._closed:
raise RuntimeError('db is closed')
if not isinstance(key, bytes):
raise TypeError('byte string objects are supported')
_key = ffi.new('char[]', key)
_value = ffi.new('void**')
_value_size = ffi.new('size_t*')
r = lib.sp_get(self._db, _key, ffi.sizeof(_key), _value, _value_size)
if r == -1:
error = lib.sp_error(self._db)
raise SophiaError(ffi.string(error))
elif r == 0:
raise KeyError('%s not found' % key)
value = ffi.string(ffi.cast('char*', _value[0]), _value_size[0])
libc.free(_value[0])
return value
def delete(self, key):
if self._closed:
raise RuntimeError('db is closed')
if not isinstance(key, bytes):
raise TypeError('byte string objects are supported')
_key = ffi.new('char[]', key)
r = lib.sp_delete(self._db, _key, ffi.sizeof(_key))
if r != 0:
error = lib.sp_error(self._db)
raise SophiaError(ffi.string(error))
def delete(self, key):
if self._closed:
raise RuntimeError('db is closed')
if not isinstance(key, bytes):
raise TypeError('byte string objects are supported')
_key = ffi.new('char[]', key)
r = lib.sp_delete(self._db, _key, ffi.sizeof(_key))
if r != 0:
error = lib.sp_error(self._db)
raise SophiaError(ffi.string(error))
def set(self, key, value):
if self._closed:
raise RuntimeError('db is closed')
if not isinstance(key, bytes) or not isinstance(value, bytes):
raise TypeError('byte string objects are supported')
_key = ffi.new('char[]', key)
_value = ffi.new('char[]', value)
r = lib.sp_set(self._db, _key, ffi.sizeof(_key), _value, ffi.sizeof(_value))
if r != 0:
error = lib.sp_error(self._db)
raise SophiaError(ffi.string(error))
def set(self, key, value):
if self._closed:
raise RuntimeError('db is closed')
if not isinstance(key, bytes) or not isinstance(value, bytes):
raise TypeError('byte string objects are supported')
_key = ffi.new('char[]', key)
_value = ffi.new('char[]', value)
r = lib.sp_set(self._db, _key, ffi.sizeof(_key), _value,
ffi.sizeof(_value))
if r != 0:
error = lib.sp_error(self._db)
raise SophiaError(ffi.string(error))
def __init__(self, path, flags):
if self._env is not None or self._db is not None:
raise RuntimeError('object was already initialized')
# initialize environment
env = lib.sp_env()
if env == ffi.NULL:
raise MemoryError('could not allocate environment')
# set db directory and flags
_flags = ffi.cast('int', flags)
_path = ffi.new('char[]', path)
r = lib.sp_ctl(env, lib.SPDIR, _flags, _path)
if r != 0:
error = lib.sp_error(env)
lib.sp_destroy(env)
raise SophiaError(ffi.string(error))
# open db
db = lib.sp_open(env)
if db == ffi.NULL:
error = lib.sp_error(env)
lib.sp_destroy(env)
raise SophiaError(ffi.string(error))
self._env = env
self._db = db
def __init__(self, path, flags):
if self._env is not None or self._db is not None:
raise RuntimeError('object was already initialized')
# initialize environment
env = lib.sp_env()
if env == ffi.NULL:
raise MemoryError('could not allocate environment')
# set db directory and flags
_flags = ffi.cast('int', flags)
_path = ffi.new('char[]', path)
r = lib.sp_ctl(env, lib.SPDIR, _flags, _path)
if r != 0:
error = lib.sp_error(env)
lib.sp_destroy(env)
raise SophiaError(ffi.string(error))
# open db
db = lib.sp_open(env)
if db == ffi.NULL:
error = lib.sp_error(env)
lib.sp_destroy(env)
raise SophiaError(ffi.string(error))
self._env = env
self._db = db
