RPCObject.cpp

00001 #include "RPCObject.h"
00002 #include "parse_pins.h"
00003 #include "mbed.h"
00004 #include "HTTPServer.h"
00005 
00006 
00007 RPCObject::RPCObject()
00008 {
00009 }
00010 
00011 
00012 int RPCObject::decode(char* request, char* reply)
00013 {
00014    char* clz = strtok(request+1,"/");
00015    char* pin = strtok(NULL, "/");
00016    char* val = strtok(NULL, "/");   
00017 
00018     if(!strcmp(clz, "DigitalIn")){
00019         type = RPC_PIN_DIGITAL_IN;
00020         printf(" type is DigitalIn. \r\n");
00021     } else if(!strcmp(clz, "DigitalOut")){
00022         type = RPC_PIN_DIGITAL_OUT;
00023         printf(" type is DigitalOut. \r\n");
00024     } else if(!strcmp(clz, "DigitalInOut")){
00025         type = RPC_PIN_DIGITAL_INOUT;
00026         printf(" type is DigitalInOut. \r\n");
00027     } else {
00028         type = RPC_PIN_UNKNOWN;
00029         printf("Unsupported type name: %s. \r\n", clz);
00030         sprintf(reply, "Unsupported type name: %s. \r\n", clz);
00031         return HTTP_400_BADREQUEST;
00032     }
00033    
00034     pin_name = parse_pins(pin);
00035     if(pin_name == NC){
00036         printf("Unsupported pin name: %s. \n", pin);
00037         sprintf(reply, "Unsupported pin name: %s. \r\n", pin);
00038         return HTTP_400_BADREQUEST;
00039     }
00040     
00041     if(!val || val[0] == '\0'){
00042         value = -1;
00043     }
00044     else if(!strcmp(val, "delete")){
00045         value = -2;
00046     }    
00047     else {
00048         value = (val[0] - '0') ? 1 : 0;
00049     }
00050     
00051     return 0;
00052 }
00053 
00054 
00055 bool RPCObject::create_pin_object(char* reply) 
00056 {
00057     RPCClass* pinobj;
00058     
00059     if(pinObjects.find(pin_name) != pinObjects.end()){
00060         printf("The pin already exists.\r\n");
00061         strcat(reply, "The pin already exists. ");
00062         return false;
00063     }
00064     
00065     switch(type){
00066     case RPC_PIN_DIGITAL_IN:
00067         printf("DigitalIn.\r\n");
00068         pinobj = new RPCDigitalIn(pin_name);
00069         break; 
00070     case RPC_PIN_DIGITAL_OUT:
00071         printf("DigitalOut.\r\n");
00072         pinobj = new RPCDigitalOut(pin_name);
00073         break;
00074     case RPC_PIN_DIGITAL_INOUT:
00075         printf("DigitalInOut.\r\n");
00076         pinobj = new RPCDigitalInOut(pin_name);
00077         break;
00078     default:
00079         printf(" Unsupported type.\r\n");
00080         strcat(reply, "Unsupported type. ");
00081         return false;
00082     }
00083     
00084     pinObjects[pin_name] = pinobj;   
00085     
00086     return true;
00087 }