Can anyone please outline whatz happening in this code .

[koti688]

Hi Mates, Can u please tell me whats happpenning in those. Please tell what ever u got. Outline the functinaliy in normal words. i am new to C++. I need to write SWIG wrapper which checks this C++ Code in perl.

Please tell , what ever u understood .

Thanks in advance

#include <iostream>
#include "stdafx.h"
#include "client.h"
using namespace std;
 
int main(int argc, char* argv[])
{
    char szKey[48];
    Key k;
    Block *b;
    int total;
    TransferResult ret;
    //printf("%d", argc);
    if ((argc == 8) || (argc == 9))
    {
        str_to_key(argv[2], k);
        if (strcmp(argv[1],"-put") == 0)
        {
            total = HEADER_SIZE(Block) + atoi(argv[3]);
            b = (Block *) MALLOC(void, total);
            b->size = atoi(argv[3]);
            memcpy(b->data, argv[4], b->size);
        }
    }
    else
    {
        cout << "Usage:" << endl;
        cout << "    FakeFEClient.exe -p <key> <value>" << endl;
        cout << "    FakeFEClient.exe -g <key>" << endl;
        return 0;
    }
 
 
    try {
 
        Client *c;
 
        if (strcmp(argv[1],"-get") == 0)
            c = new Client(argv[5], atoi(argv[7]));
        else
            c = new Client(argv[6], atoi(argv[8]));
 
 
        key_to_str(k, szKey, sizeof(szKey));
 
 
        if (strcmp(argv[1],"-put") == 0)
        {
            ret = c->PutBlock(k, b,10000);
            if (ret == TR_Processed)
            {
                cout << "Put operation successful";
            }
            else
            {
                cout << "Put operation failed";
            }
            free(b);
        }
 
        if (strcmp(argv[1],"-get") == 0)
        {
            byte block_buf[BLOCK_BUF_LIMIT];
            Block* block = (Block*)block_buf;
            block->size = atoi(argv[3]);
            ret = c->GetBlock(k, block, 1000);
            if (ret != TR_Processed)
            {
                cout << "Get operation failed";
                return 1;
            }
            block->data[block->size]='\0';
            printf("%s",block->data);
        }
 
 
    }
    catch (NetworkException e)
    {
        std::cout << "Network exception raised" << std::endl;
    }
    catch (...)
    {
        std::cout << "Exception raised" << std::endl; 
    }
 
    return 0;
}
 
 

[weaknessforcats]

The person who wrote this is also new to C++ because the code is largely C.

I would suggest you locate the author and ask what the code does.

I could help if you had a specific question but not when what you ask is really not a question at all but is a request for a consultation.