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Dependencies: MAX44000 PWM_Tone_Library nexpaq_mdk
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Diff: mbd_os/tools/dev/rpc_classes.py
- Revision:
- 1:55a6170b404f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbd_os/tools/dev/rpc_classes.py Sat Sep 17 16:32:05 2016 +0000 @@ -0,0 +1,190 @@ +""" +mbed SDK +Copyright (c) 2011-2013 ARM Limited + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +""" +from os.path import join +from jinja2 import Template + +from tools.paths import TOOLS_DATA, MBED_RPC + +RPC_TEMPLATES_PATH = join(TOOLS_DATA, "rpc") + +RPC_TEMPLATE = "RPCClasses.h" +CLASS_TEMPLATE = "class.cpp" +RPC_CLASSES_PATH = join(MBED_RPC, RPC_TEMPLATE) + + +def get_template(name): + return Template(open(join(RPC_TEMPLATES_PATH, name)).read()) + + +def write_rpc_classes(classes): + template = get_template(RPC_TEMPLATE) + open(RPC_CLASSES_PATH, "w").write(template.render({"classes":classes})) + + +RPC_CLASSES = ( + { + "name": "DigitalOut", + "cons_args": ["PinName"], + "methods": [ + (None , "write", ["int"]), + ("int", "read" , []), + ] + }, + { + "name": "DigitalIn", + "cons_args": ["PinName"], + "methods": [ + ("int", "read" , []), + ] + }, + { + "name": "DigitalInOut", + "cons_args": ["PinName"], + "methods": [ + ("int", "read" , []), + (None , "write" , ["int"]), + (None , "input" , []), + (None , "output", []), + ] + }, + { + "name": "AnalogIn", + "required": "ANALOGIN", + "cons_args": ["PinName"], + "methods": [ + ("float" , "read" , []), + ("unsigned short", "read_u16", []), + ] + }, + { + "name": "AnalogOut", + "required": "ANALOGOUT", + "cons_args": ["PinName"], + "methods": [ + ("float", "read" , []), + (None , "write" , ["float"]), + (None , "write_u16", ["unsigned short"]), + ] + }, + { + "name": "PwmOut", + "required": "PWMOUT", + "cons_args": ["PinName"], + "methods": [ + ("float", "read" , []), + (None , "write" , ["float"]), + (None , "period" , ["float"]), + (None , "period_ms" , ["int"]), + (None , "pulsewidth" , ["float"]), + (None , "pulsewidth_ms", ["int"]), + ] + }, + { + "name": "SPI", + "required": "SPI", + "cons_args": ["PinName", "PinName", "PinName"], + "methods": [ + (None , "format" , ["int", "int"]), + (None , "frequency", ["int"]), + ("int", "write" , ["int"]), + ] + }, + { + "name": "Serial", + "required": "SERIAL", + "cons_args": ["PinName", "PinName"], + "methods": [ + (None , "baud" , ["int"]), + ("int", "readable" , []), + ("int", "writeable", []), + ("int", "putc" , ["int"]), + ("int", "getc" , []), + ("int", "puts" , ["const char *"]), + ] + }, + { + "name": "Timer", + "cons_args": [], + "methods": [ + (None , "start" , []), + (None , "stop" , []), + (None , "reset" , []), + ("float", "read" , []), + ("int" , "read_ms", []), + ("int" , "read_us", []), + ] + } +) + + +def get_args_proto(args_types, extra=None): + args = ["%s a%d" % (s, n) for n, s in enumerate(args_types)] + if extra: + args.extend(extra) + return ', '.join(args) + + +def get_args_call(args): + return ', '.join(["a%d" % (n) for n in range(len(args))]) + + +classes = [] +class_template = get_template(CLASS_TEMPLATE) + +for c in RPC_CLASSES: + c_args = c['cons_args'] + data = { + 'name': c['name'], + 'cons_type': ', '.join(c_args + ['const char*']), + "cons_proto": get_args_proto(c_args, ["const char *name=NULL"]), + "cons_call": get_args_call(c_args) + } + + c_name = "Rpc" + c['name'] + + methods = [] + rpc_methods = [] + for r, m, a in c['methods']: + ret_proto = r if r else "void" + args_proto = "void" + + ret_defin = "return " if r else "" + args_defin = "" + + if a: + args_proto = get_args_proto(a) + args_defin = get_args_call(a) + + proto = "%s %s(%s)" % (ret_proto, m, args_proto) + defin = "{%so.%s(%s);}" % (ret_defin, m, args_defin) + methods.append("%s %s" % (proto, defin)) + + rpc_method_type = [r] if r else [] + rpc_method_type.append(c_name) + rpc_method_type.extend(a) + rpc_methods.append('{"%s", rpc_method_caller<%s, &%s::%s>}' % (m, ', '.join(rpc_method_type), c_name, m)) + + data['methods'] = "\n ".join(methods) + data['rpc_methods'] = ",\n ".join(rpc_methods) + + class_decl = class_template.render(data) + if 'required' in c: + class_decl = "#if DEVICE_%s\n%s\n#endif" % (c['required'], class_decl) + + classes.append(class_decl) + +write_rpc_classes('\n\n'.join(classes))