def receiveInChunks(cls, socket, chunkSize=None, echo=False):
if chunkSize is None:
chunkSize = NimbleEnvironment.SOCKET_CHUNK_SIZE
chunkSize *= 2
terminator = StringUtils.unicodeToStr(
NimbleEnvironment.TERMINATION_IDENTIFIER)
message = []
while True:
try:
result = socket.recv(chunkSize)
if result.endswith(terminator):
result = result[:-len(terminator)]
message.append(result)
break
message.append(result)
except Exception as err:
if not message:
print(err)
raise
if message[-1].endswith(terminator):
message[-1] = message[-1][:-len(terminator)]
break
if not message:
return None
return StringUtils.unicodeToStr('').join(message)
def receiveInChunks(cls, socket, chunkSize =None, echo =False):
if chunkSize is None:
chunkSize = NimbleEnvironment.SOCKET_CHUNK_SIZE
chunkSize *= 2
terminator = StringUtils.unicodeToStr(NimbleEnvironment.TERMINATION_IDENTIFIER)
message = []
while True:
try:
result = socket.recv(chunkSize)
if result.endswith(terminator):
result = result[:-len(terminator)]
message.append(result)
break
message.append(result)
except Exception as err:
if not message:
print(err)
raise
if message[-1].endswith(terminator):
message[-1] = message[-1][:-len(terminator)]
break
if not message:
return None
return StringUtils.unicodeToStr('').join(message)
def unpack(self, dataType, length):
data = StringUtils.unicodeToStr(self.read(length))
assert len(data) == length, \
u"[UNPACK ERROR]: Unexpected end of stream [%s | %s]" % (
StringUtils.toUnicode(len(data)), StringUtils.toUnicode(length))
try:
return struct.unpack(StringUtils.unicodeToStr(self.endianess + dataType), data)[0]
except struct.error:
print(len(data))
print(u"Unable to unpack '%r'" % data)
raise
def unpack(self, dataType, length):
data = StringUtils.unicodeToStr(self.read(length))
assert len(data) == length, \
u"[UNPACK ERROR]: Unexpected end of stream [%s | %s]" % (
StringUtils.toUnicode(len(data)), StringUtils.toUnicode(length))
try:
return struct.unpack(
StringUtils.unicodeToStr(self.endianess + dataType), data)[0]
except struct.error:
print(len(data))
print(u"Unable to unpack '%r'" % data)
raise
def itemsToString(cls, target, inPlace =False, toUnicode =True):
""" Iterates through the elements of the target list and converts each of them to binary
strings, including decoding unicode strings to byte strings."""
from pyaid.string.StringUtils import StringUtils
output = target if inPlace else (target + [])
index = 0
while index < len(target):
source = target[index]
if StringUtils.isStringType(source):
if toUnicode:
output[index] = StringUtils.strToUnicode(source)
else:
output[index] = StringUtils.unicodeToStr(source, force=True)
else:
output[index] = str(source)
index += 1
return output
def itemsToString(cls, target, inPlace=False, toUnicode=True):
""" Iterates through the elements of the target list and converts each of them to binary
strings, including decoding unicode strings to byte strings."""
from pyaid.string.StringUtils import StringUtils
output = target if inPlace else (target + [])
index = 0
while index < len(target):
source = target[index]
if StringUtils.isStringType(source):
if toUnicode:
output[index] = StringUtils.strToUnicode(source)
else:
output[index] = StringUtils.unicodeToStr(source,
force=True)
else:
output[index] = str(source)
index += 1
return output
def pack(self, dataType, value):
"""pack doc..."""
return struct.pack(StringUtils.unicodeToStr(self.endianess + dataType),
value)
def writeInt8(self, value):
""" Read a signed 8bit integer."""
self.writeByte(struct.pack(StringUtils.unicodeToStr('b'), int(value)))
def writeString(self, value):
self.writeBytes(bytes(StringUtils.unicodeToStr(value)))
def writeNullByte(self):
self.writeByte(struct.pack(StringUtils.unicodeToStr('x')))
def pack(self, dataType, value):
"""pack doc..."""
return struct.pack(StringUtils.unicodeToStr(self.endianess + dataType), value)
def writeInt8(self, value):
""" Read a signed 8bit integer."""
self.writeByte(struct.pack(StringUtils.unicodeToStr('b'), int(value)))
def writeString(self, value):
self.writeBytes(bytes(StringUtils.unicodeToStr(value)))
def writeNullByte(self):
self.writeByte(struct.pack(StringUtils.unicodeToStr('x')))
