diff options
Diffstat (limited to 'python/src/tcf/services/remote/MemoryProxy.py')
-rw-r--r-- | python/src/tcf/services/remote/MemoryProxy.py | 123 |
1 files changed, 85 insertions, 38 deletions
diff --git a/python/src/tcf/services/remote/MemoryProxy.py b/python/src/tcf/services/remote/MemoryProxy.py index 8cf9f302e..8d84d3746 100644 --- a/python/src/tcf/services/remote/MemoryProxy.py +++ b/python/src/tcf/services/remote/MemoryProxy.py @@ -1,5 +1,5 @@ # ***************************************************************************** -# * Copyright (c) 2011, 2012 Wind River Systems, Inc. and others. +# * Copyright (c) 2011, 2013 Wind River Systems, Inc. and others. # * All rights reserved. This program and the accompanying materials # * are made available under the terms of the Eclipse Public License v1.0 # * which accompanies this distribution, and is available at @@ -9,21 +9,27 @@ # * Wind River Systems - initial API and implementation # ***************************************************************************** -from tcf import errors, channel -from tcf.services import memory -from tcf.channel.Command import Command +from .. import memory +from ... import errors, channel +from ...channel.Command import Command + class Range(object): offs = 0 size = 0 stat = 0 msg = None + def __cmp__(self, o): - if self.offs < o.offs: return -1 - if self.offs > o.offs: return +1 + if self.offs < o.offs: + return -1 + if self.offs > o.offs: + return +1 return 0 -class MemoryErrorReport(errors.ErrorReport, memory.MemoryError, memory.ErrorOffset): + +class MemoryErrorReport(errors.ErrorReport, memory.MemoryError, + memory.ErrorOffset): def __init__(self, msg, attrs, addr, ranges): super(MemoryErrorReport, self).__init__(msg, attrs) if ranges is None: @@ -40,14 +46,16 @@ class MemoryErrorReport(errors.ErrorReport, memory.MemoryError, memory.ErrorOffs r.offs = y - addr r.size = m.get(memory.ErrorOffset.RANGE_KEY_SIZE) r.stat = m.get(memory.ErrorOffset.RANGE_KEY_STAT) - r.msg = errors.toErrorString(m.get(memory.ErrorOffset.RANGE_KEY_MSG)) + key = memory.ErrorOffset.RANGE_KEY_MSG + r.msg = errors.toErrorString(m.get(key)) assert r.offs >= 0 assert r.size >= 0 self.ranges.append(r) self.ranges.sort() def getMessage(self, offset): - if self.ranges is None: return None + if self.ranges is None: + return None l = 0 h = len(self.ranges) - 1 while l <= h: @@ -62,7 +70,8 @@ class MemoryErrorReport(errors.ErrorReport, memory.MemoryError, memory.ErrorOffs return None def getStatus(self, offset): - if self.ranges is None: return memory.ErrorOffset.BYTE_UNKNOWN + if self.ranges is None: + return memory.ErrorOffset.BYTE_UNKNOWN l = 0 h = len(self.ranges) - 1 while l <= h: @@ -84,12 +93,15 @@ class MemContext(memory.MemoryContext): def fill(self, addr, word_size, value, size, mode, done): service = self.service - id = self.getID() + contextID = self.getID() done = service._makeCallback(done) + class FillCommand(MemoryCommand): def __init__(self): - super(FillCommand, self).__init__(service, - "fill", (id, addr, word_size, size, mode, value)) + super(FillCommand, self).__init__(service, "fill", + (contextID, addr, word_size, + size, mode, value)) + def done(self, error, args): e = None if error: @@ -102,12 +114,15 @@ class MemContext(memory.MemoryContext): def get(self, addr, word_size, buf, offs, size, mode, done): service = self.service - id = self.getID() + contextID = self.getID() done = service._makeCallback(done) + class GetCommand(MemoryCommand): def __init__(self): - super(GetCommand, self).__init__(service, - "get", (id, addr, word_size, size, mode)) + super(GetCommand, self).__init__(service, "get", + (contextID, addr, word_size, + size, mode)) + def done(self, error, args): e = None if error: @@ -116,19 +131,24 @@ class MemContext(memory.MemoryContext): assert len(args) == 3 byts = channel.toByteArray(args[0]) assert len(byts) <= size - buf[offs:offs+len(byts)] = byts + buf[offs:offs + len(byts)] = byts e = self.toMemoryError(addr, args[1], args[2]) done.doneMemory(self.token, e) return GetCommand().token def set(self, addr, word_size, buf, offs, size, mode, done): service = self.service - id = self.getID() + contextID = self.getID() done = service._makeCallback(done) + class SetCommand(MemoryCommand): def __init__(self): - super(SetCommand, self).__init__(service, - "set", (id, addr, word_size, size, mode, bytearray(buf[offs:offs+size]))) + super(SetCommand, self).__init__(service, "set", + (contextID, addr, word_size, + size, mode, + bytearray(buf[offs:offs + + size]))) + def done(self, error, args): e = None if error: @@ -139,6 +159,7 @@ class MemContext(memory.MemoryContext): done.doneMemory(self.token, e) return SetCommand().token + class MemoryProxy(memory.MemoryService): def __init__(self, channel): self.channel = channel @@ -147,24 +168,34 @@ class MemoryProxy(memory.MemoryService): def getContext(self, context_id, done): done = self._makeCallback(done) service = self + class GetContextCommand(Command): def __init__(self): - super(GetContextCommand, self).__init__(service.channel, service, "getContext", (context_id,)) + super(GetContextCommand, self).__init__(service.channel, + service, "getContext", + (context_id,)) + def done(self, error, args): ctx = None if not error: assert len(args) == 2 error = self.toError(args[0]) - if args[1]: ctx = MemContext(service, args[1]) + if args[1]: + ctx = MemContext(service, args[1]) done.doneGetContext(self.token, error, ctx) return GetContextCommand().token def getChildren(self, parent_context_id, done): done = self._makeCallback(done) service = self + class GetChildrenCommand(Command): def __init__(self): - super(GetChildrenCommand, self).__init__(service.channel, service, "getChildren", (parent_context_id,)) + super(GetChildrenCommand, self).__init__(service.channel, + service, + "getChildren", + (parent_context_id,)) + def done(self, error, args): contexts = None if not error: @@ -185,20 +216,26 @@ class MemoryProxy(memory.MemoryService): del self.listeners[listener] self.channel.removeEventListener(self, l) + class MemoryCommand(Command): def __init__(self, service, cmd, args): - super(MemoryCommand, self).__init__(service.channel, service, cmd, args) + super(MemoryCommand, self).__init__(service.channel, service, cmd, + args) + def toMemoryError(self, addr, data, ranges): - if data is None: return None + if data is None: + return None code = data.get(errors.ERROR_CODE) cmd = self.getCommandString() - if len(cmd) > 72: cmd = cmd[0:72] + "..." - e = MemoryErrorReport( - "TCF command exception:\nCommand: %s\nException: %s\nError code: %d" % ( - cmd, errors.toErrorString(data), code), + if len(cmd) > 72: + cmd = cmd[0:72] + "..." + e = MemoryErrorReport("TCF command exception:\nCommand: %s\n" + + "Exception: %s\nError code: %d" % + (cmd, errors.toErrorString(data), code), data, addr, ranges) caused_by = data.get(errors.ERROR_CAUSED_BY) - if caused_by is not None: e.caused_by = self.toError(caused_by, False) + if caused_by is not None: + e.caused_by = self.toError(caused_by, False) return e @@ -206,37 +243,47 @@ class ChannelEventListener(channel.EventListener): def __init__(self, service, listener): self.service = service self.listener = listener + def event(self, name, data): try: args = channel.fromJSONSequence(data) if name == "contextAdded": assert len(args) == 1 - self.listener.contextAdded(_toContextArray(self.service, args[0])) + self.listener.contextAdded(_toContextArray(self.service, + args[0])) elif name == "contextChanged": assert len(args) == 1 - self.listener.contextChanged(_toContextArray(self.service, args[0])) + self.listener.contextChanged(_toContextArray(self.service, + args[0])) elif name == "contextRemoved": assert len(args) == 1 self.listener.contextRemoved(args[0]) elif name == "memoryChanged": assert len(args) == 2 - self.listener.memoryChanged(args[0], _toAddrArray(args[1]), _toSizeArray(args[1])) + self.listener.memoryChanged(args[0], _toAddrArray(args[1]), + _toSizeArray(args[1])) else: - raise IOError("Memory service: unknown event: " + name); + raise IOError("Memory service: unknown event: " + name) except Exception as x: self.service.channel.terminate(x) def _toContextArray(svc, o): - if o is None: return None + if o is None: + return None ctx = [] - for m in o: ctx.append(MemContext(svc, m)) + for m in o: + ctx.append(MemContext(svc, m)) return ctx + def _toSizeArray(o): - if o is None: return None + if o is None: + return None return map(lambda m: m.get("size", 0), o) + def _toAddrArray(o): - if o is None: return None + if o is None: + return None return map(lambda m: m.get("addr"), o) |