HTTP RPC Server mit vordefinierten Objekten
Dependencies: EthernetInterface HttpServer Servo mbed-rtos mbed
Fork of RPCHTTPServerVariable by
Mittels RPCVariable lassen sich lokale Variablen setzen. Diese Variablen können gesetzt write oder gelesen read werden.
Mittels Ticker u.ä. Varianten lassen sich damit auch Objektwerte setzen, welche von RPC nicht unterstützt werden, z.B. Servo's.
Client
Wert setzen: http://<IP-Adresse mbed>/rpc/servo2/write+0.5
mbed-rpc/Arguments.cpp
- Committer:
- stefan1691
- Date:
- 2016-03-20
- Revision:
- 17:752e17b9aab4
- Parent:
- 14:3835863bc412
File content as of revision 17:752e17b9aab4:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 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. */ #include "Arguments.h" #include "pinmap.h" using namespace std; namespace mbed { Arguments::Arguments(const char* rqs) { obj_name = NULL; method_name = NULL; argc = 0; // This copy can be removed if we can assume the request string is // persistent and writable for the duration of the call strcpy(request, rqs); // Initial '/' char* p = request; if (*p != '/') return; p++; // Object Name p = search_arg(&obj_name, p, '/'); if (p == NULL) return; // Method Name p = search_arg(&method_name, p, ' '); if (p == NULL) return; // Arguments while (true) { argv[argc] = NULL; p = search_arg(&argv[argc], p, ' '); if (argv[argc] != NULL) argc++; if (p == NULL) break; } index = -1; } char* Arguments::search_arg(char **arg, char *p, char next_sep) { char *s = p; while (true) { if ((*p == '/') || (*p == ' ') || (*p == '\n') || (*p == '\0')) break; p++; } if (p == s) return NULL; *arg = s; char separator = *p; *p = '\0'; p++; return (separator == next_sep) ? (p) : (NULL); } template<> PinName Arguments::getArg<PinName>(void) { index++; return parse_pins(argv[index]); } template<> int Arguments::getArg<int>(void) { index++; char *pEnd; return strtol(argv[index], &pEnd, 10); } template<> const char* Arguments::getArg<const char*>(void) { index++; return argv[index]; } template<> char Arguments::getArg<char>(void) { index++; return *argv[index]; } template<> double Arguments::getArg<double>(void) { index++; return atof(argv[index]); } template<> float Arguments::getArg<float>(void) { index++; return atof(argv[index]); } Reply::Reply(char* r) { first = true; *r = '\0'; reply = r; } void Reply::separator(void) { if (first) { first = false; } else { *reply = ' '; reply++; } } template<> void Reply::putData<const char*>(const char* s) { separator(); reply += sprintf(reply, "%s", s); } template<> void Reply::putData<char*>(char* s) { separator(); reply += sprintf(reply, "%s", s); } template<> void Reply::putData<char>(char c) { separator(); reply += sprintf(reply, "%c", c); } template<> void Reply::putData<int>(int v) { separator(); reply += sprintf(reply, "%d", v); } template<> void Reply::putData<float>(float f) { separator(); reply += sprintf(reply, "%.17g", f); } // put by me to accomodate read_u16() of AnalogIn template<> void Reply::putData<unsigned short>(unsigned short uint16) { separator(); reply += sprintf(reply, "%u", uint16); } } // namespace mbed