David Taylor / mbed-rpc

Library, which makes my digital out program work.

Dependencies:   USBDevice

Dependents:   DigitalOut

Fork of mbed-rpc by mbed official

Arguments.cpp@6:f462916424ea, 2014-04-09 (annotated)

Committer:
Bear05
Date:
Wed Apr 09 16:35:22 2014 +0000
Revision:
6:f462916424ea
Parent:
1:6919289a5946 
Code does not work with latest version of mbed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:efe8172b4113 1 /* mbed Microcontroller Library
emilmont 1:6919289a5946 2 * Copyright (c) 2006-2013 ARM Limited
mbed_official 0:efe8172b4113 3 *
emilmont 1:6919289a5946 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 1:6919289a5946 5 * you may not use this file except in compliance with the License.
emilmont 1:6919289a5946 6 * You may obtain a copy of the License at
mbed_official 0:efe8172b4113 7 *
emilmont 1:6919289a5946 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 0:efe8172b4113 9 *
emilmont 1:6919289a5946 10 * Unless required by applicable law or agreed to in writing, software
emilmont 1:6919289a5946 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 1:6919289a5946 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 1:6919289a5946 13 * See the License for the specific language governing permissions and
emilmont 1:6919289a5946 14 * limitations under the License.
mbed_official 0:efe8172b4113 15 */
mbed_official 0:efe8172b4113 16 #include "Arguments.h"
mbed_official 0:efe8172b4113 17 #include "pinmap.h"
mbed_official 0:efe8172b4113 18
mbed_official 0:efe8172b4113 19 using namespace std;
mbed_official 0:efe8172b4113 20
mbed_official 0:efe8172b4113 21 namespace mbed {
mbed_official 0:efe8172b4113 22
mbed_official 0:efe8172b4113 23 Arguments::Arguments(const char* rqs) {
mbed_official 0:efe8172b4113 24 obj_name = NULL;
mbed_official 0:efe8172b4113 25 method_name = NULL;
mbed_official 0:efe8172b4113 26 argc = 0;
emilmont 1:6919289a5946 27
mbed_official 0:efe8172b4113 28 // This copy can be removed if we can assume the request string is
mbed_official 0:efe8172b4113 29 // persistent and writable for the duration of the call
mbed_official 0:efe8172b4113 30 strcpy(request, rqs);
emilmont 1:6919289a5946 31
mbed_official 0:efe8172b4113 32 // Initial '/'
mbed_official 0:efe8172b4113 33 char* p = request;
mbed_official 0:efe8172b4113 34 if (*p != '/') return;
mbed_official 0:efe8172b4113 35 p++;
emilmont 1:6919289a5946 36
mbed_official 0:efe8172b4113 37 // Object Name
mbed_official 0:efe8172b4113 38 p = search_arg(&obj_name, p, '/');
mbed_official 0:efe8172b4113 39 if (p == NULL) return;
emilmont 1:6919289a5946 40
mbed_official 0:efe8172b4113 41 // Method Name
mbed_official 0:efe8172b4113 42 p = search_arg(&method_name, p, ' ');
mbed_official 0:efe8172b4113 43 if (p == NULL) return;
emilmont 1:6919289a5946 44
mbed_official 0:efe8172b4113 45 // Arguments
mbed_official 0:efe8172b4113 46 while (true) {
mbed_official 0:efe8172b4113 47 argv[argc] = NULL;
mbed_official 0:efe8172b4113 48 p = search_arg(&argv[argc], p, ' ');
mbed_official 0:efe8172b4113 49 if (argv[argc] != NULL) argc++;
mbed_official 0:efe8172b4113 50 if (p == NULL) break;
mbed_official 0:efe8172b4113 51 }
emilmont 1:6919289a5946 52
mbed_official 0:efe8172b4113 53 index = -1;
mbed_official 0:efe8172b4113 54 }
mbed_official 0:efe8172b4113 55
mbed_official 0:efe8172b4113 56 char* Arguments::search_arg(char **arg, char *p, char next_sep) {
mbed_official 0:efe8172b4113 57 char *s = p;
mbed_official 0:efe8172b4113 58 while (true) {
mbed_official 0:efe8172b4113 59 if ((*p == '/') || (*p == ' ') || (*p == '\n') || (*p == '\0')) break;
mbed_official 0:efe8172b4113 60 p++;
mbed_official 0:efe8172b4113 61 }
mbed_official 0:efe8172b4113 62 if (p == s) return NULL;
mbed_official 0:efe8172b4113 63 *arg = s;
mbed_official 0:efe8172b4113 64 char separator = *p;
mbed_official 0:efe8172b4113 65 *p = '\0';
mbed_official 0:efe8172b4113 66 p++;
mbed_official 0:efe8172b4113 67 return (separator == next_sep) ? (p) : (NULL);
mbed_official 0:efe8172b4113 68 }
mbed_official 0:efe8172b4113 69
mbed_official 0:efe8172b4113 70 template<> PinName Arguments::getArg<PinName>(void) {
mbed_official 0:efe8172b4113 71 index++;
mbed_official 0:efe8172b4113 72 return parse_pins(argv[index]);
mbed_official 0:efe8172b4113 73 }
mbed_official 0:efe8172b4113 74
mbed_official 0:efe8172b4113 75 template<> int Arguments::getArg<int>(void) {
mbed_official 0:efe8172b4113 76 index++;
mbed_official 0:efe8172b4113 77 char *pEnd;
mbed_official 0:efe8172b4113 78 return strtol(argv[index], &pEnd, 10);
mbed_official 0:efe8172b4113 79 }
mbed_official 0:efe8172b4113 80
mbed_official 0:efe8172b4113 81 template<> const char* Arguments::getArg<const char*>(void) {
mbed_official 0:efe8172b4113 82 index++;
mbed_official 0:efe8172b4113 83 return argv[index];
mbed_official 0:efe8172b4113 84 }
mbed_official 0:efe8172b4113 85
mbed_official 0:efe8172b4113 86 template<> char Arguments::getArg<char>(void) {
mbed_official 0:efe8172b4113 87 index++;
mbed_official 0:efe8172b4113 88 return *argv[index];
mbed_official 0:efe8172b4113 89 }
mbed_official 0:efe8172b4113 90
mbed_official 0:efe8172b4113 91 template<> double Arguments::getArg<double>(void) {
mbed_official 0:efe8172b4113 92 index++;
mbed_official 0:efe8172b4113 93 return atof(argv[index]);
mbed_official 0:efe8172b4113 94 }
mbed_official 0:efe8172b4113 95
mbed_official 0:efe8172b4113 96 template<> float Arguments::getArg<float>(void) {
mbed_official 0:efe8172b4113 97 index++;
mbed_official 0:efe8172b4113 98 return atof(argv[index]);
mbed_official 0:efe8172b4113 99 }
mbed_official 0:efe8172b4113 100
mbed_official 0:efe8172b4113 101 Reply::Reply(char* r) {
mbed_official 0:efe8172b4113 102 first = true;
mbed_official 0:efe8172b4113 103 *r = '\0';
mbed_official 0:efe8172b4113 104 reply = r;
mbed_official 0:efe8172b4113 105 }
mbed_official 0:efe8172b4113 106
mbed_official 0:efe8172b4113 107 void Reply::separator(void) {
mbed_official 0:efe8172b4113 108 if (first) {
mbed_official 0:efe8172b4113 109 first = false;
mbed_official 0:efe8172b4113 110 } else {
mbed_official 0:efe8172b4113 111 *reply = ' '; reply++;
mbed_official 0:efe8172b4113 112 }
mbed_official 0:efe8172b4113 113 }
mbed_official 0:efe8172b4113 114
mbed_official 0:efe8172b4113 115 template<> void Reply::putData<const char*>(const char* s) {
mbed_official 0:efe8172b4113 116 separator();
mbed_official 0:efe8172b4113 117 reply += sprintf(reply, "%s", s);
mbed_official 0:efe8172b4113 118 }
mbed_official 0:efe8172b4113 119
mbed_official 0:efe8172b4113 120 template<> void Reply::putData<char*>(char* s) {
mbed_official 0:efe8172b4113 121 separator();
mbed_official 0:efe8172b4113 122 reply += sprintf(reply, "%s", s);
mbed_official 0:efe8172b4113 123 }
mbed_official 0:efe8172b4113 124
mbed_official 0:efe8172b4113 125 template<> void Reply::putData<char>(char c) {
mbed_official 0:efe8172b4113 126 separator();
mbed_official 0:efe8172b4113 127 reply += sprintf(reply, "%c", c);
mbed_official 0:efe8172b4113 128 }
mbed_official 0:efe8172b4113 129
mbed_official 0:efe8172b4113 130 template<> void Reply::putData<int>(int v) {
mbed_official 0:efe8172b4113 131 separator();
mbed_official 0:efe8172b4113 132 reply += sprintf(reply, "%d", v);
mbed_official 0:efe8172b4113 133 }
mbed_official 0:efe8172b4113 134
mbed_official 0:efe8172b4113 135 template<> void Reply::putData<float>(float f) {
mbed_official 0:efe8172b4113 136 separator();
mbed_official 0:efe8172b4113 137 reply += sprintf(reply, "%.17g", f);
mbed_official 0:efe8172b4113 138 }
mbed_official 0:efe8172b4113 139
mbed_official 0:efe8172b4113 140 } // namespace mbed