// Contents of file "calc.h": 
//gsoap ns service name: calculator
//gsoap ns service style: rpc
//gsoap ns service encoding: encoded
//gsoap ns service port: http://localhost:8080/calc/calculator.cgi
//gsoap ns service namespace: urn:calculator
int ns__add(double a, double b, double &result); 
int ns__sub(double a, double b, double &result); 
int ns__sqrt(double a, double &result); 

#include "soapH.h"
#include "calculator.nsmap"
#include <math.h> 

int main(int argc, char **argv)
{
    int m, s;
    struct soap add_soap;
    soap_init(&add_soap);
    soap_set_namespaces(&add_soap,namespaces);
    if(argc < 2){
        printf("usage: %s <server_port> \n",argv[0]);
        exit(1);
    }else{
        m = soap_bind(&add_soap,NULL,atoi(argv[1]),100);
        if(m < 0){
            soap_print_fault(&add_soap,stderr);
            exit(-1);
        }
        fprintf(stderr, "Socket connection successful: master socket = %d\n", m);
        for(;;){
            s = soap_accept(&add_soap);
            if(s < 0){
                soap_print_fault(&add_soap,stderr);
                exit(-1);
            }
            fprintf(stderr, "Socket connection successful: slave socket = %d\n", s);  
            soap_serve(&add_soap);  
            soap_end(&add_soap); 
        }
    }
    //soap_serve(soap_new()); 
    return 0;
}

// Implementation of the "add" remote method: 
int ns__add(struct soap *soap, double a, double b, double &result) 
{ 
   result = a + b; 
   return SOAP_OK; 
} 
// Implementation of the "sub" remote method: 
int ns__sub(struct soap *soap, double a, double b, double &result) 
{ 
   result = a - b; 
   return SOAP_OK; 
} 
// Implementation of the "sqrt" remote method: 
int ns__sqrt(struct soap *soap, double a, double &result) 
{ 
   if (a >= 0) 
   { 
      result = sqrt(a); 
      return SOAP_OK; 
   } 
   else
   { 
      return soap_sender_fault(soap, "Square root of negative value", "I can only compute the square root of a non-negative value");
   } 
} 

#include "soapStub.h"  
#include "calculator.nsmap"  

int add(const char *server, int num1, int num2, double &sum)
{  
    struct soap add_soap;  
    int result = 0;  
    soap_init(&add_soap);  
    soap_set_namespaces(&add_soap, namespaces);  
    soap_call_ns__add(&add_soap, server, NULL, num1, num2, sum);  
    printf("server is %s, num1 is %d, num2 is %d\n", server, num1, num2);  
  
    if (add_soap.error) {  
        printf("soap error: %d, %s, %s\n", add_soap.error, *soap_faultcode(&add_soap), *soap_faultstring(&add_soap));  
        result = add_soap.error;  
    }
    soap_end(&add_soap);  
    soap_done(&add_soap);  
    return result;  
} 

    #include <stdio.h>  
    #include <stdlib.h>  
    #include <string.h>  
      
    int add(const char *server, int num1, int num2, double &sum);
    int main(int argc, char **argv)  
    {  
        int result = -1;  
        char server[128] = {0};  
        int num1;  
        int num2;  
        double sum;  
      
        if (argc < 4) {  
            printf("usage: %s <ip:port> num1 num2 \n", argv[0]);  
            exit(1);  
        }  
      
        strcpy(server,argv[1]);  
        num1 = atoi(argv[2]);  
        num2 = atoi(argv[3]);  
        result = add(server, num1, num2, sum);  
      
        if (result != 0) {  
            printf("soap error, errcode=%d \n", result);  
        } else {  
            printf("%d + %d = %f \n", num1, num2, sum);  
        }  
        return 0;  
    }