text: /* TEMPLATE GENERATED TESTCASE FILE
  Filename: CWE114_Process_Control__w32_wchar_t_connect_socket_62b.cpp
  Label Definition File: CWE114_Process_Control__w32.label.xml
  Template File: sources-sink-62b.tmpl.cpp
  */
  /*
   * @description
   * CWE: 114 Process Control
   * BadSource: connect_socket Read data using a connect socket (client side)
   * GoodSource: Hard code the full pathname to the library
   * Sinks:
   *    BadSink : Load a dynamic link library
   * Flow Variant: 62 Data flow: data flows using a C++ reference from one function to another in different source files
   *
   * */
  
  #include "std_testcase.h"
  
  #include <wchar.h>
  
  #ifdef _WIN32
  #include <winsock2.h>
  #include <windows.h>
  #include <direct.h>
  #pragma comment(lib, "ws2_32") /* include ws2_32.lib when linking */
  #define CLOSE_SOCKET closesocket
  #else /* NOT _WIN32 */
  #include <sys/types.h>
  #include <sys/socket.h>
  #include <netinet/in.h>
  #include <arpa/inet.h>
  #include <unistd.h>
  #define INVALID_SOCKET -1
  #define SOCKET_ERROR -1
  #define CLOSE_SOCKET close
  #define SOCKET int
  #endif
  
  #define TCP_PORT 27015
  #define IP_ADDRESS "127.0.0.1"
  
  namespace CWE114_Process_Control__w32_wchar_t_connect_socket_62
  {
  
  #ifndef OMITBAD
  
  void badSource(wchar_t * &data)
  {
      {
  #ifdef _WIN32
          WSADATA wsaData;
          int wsaDataInit = 0;
  #endif
          int recvResult;
          struct sockaddr_in service;
          wchar_t *replace;
          SOCKET connectSocket = INVALID_SOCKET;
          size_t dataLen = wcslen(data);
          do
          {
  #ifdef _WIN32
              if (WSAStartup(MAKEWORD(2,2), &wsaData) != NO_ERROR)
              {
                  break;
              }
              wsaDataInit = 1;
  #endif
              /* POTENTIAL FLAW: Read data using a connect socket */
              connectSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
              if (connectSocket == INVALID_SOCKET)
              {
                  break;
              }
              memset(&service, 0, sizeof(service));
              service.sin_family = AF_INET;
              service.sin_addr.s_addr = inet_addr(IP_ADDRESS);
              service.sin_port = htons(TCP_PORT);
              if (connect(connectSocket, (struct sockaddr*)&service, sizeof(service)) == SOCKET_ERROR)
              {
                  break;
              }
              /* Abort on error or the connection was closed, make sure to recv one
               * less char than is in the recv_buf in order to append a terminator */
              /* Abort on error or the connection was closed */
              recvResult = recv(connectSocket, (char *)(data + dataLen), sizeof(wchar_t) * (100 - dataLen - 1), 0);
              if (recvResult == SOCKET_ERROR || recvResult == 0)
              {
                  break;
              }
              /* Append null terminator */
              data[dataLen + recvResult / sizeof(wchar_t)] = L'\0';
              /* Eliminate CRLF */
              replace = wcschr(data, L'\r');
              if (replace)
              {
                  *replace = L'\0';
              }
              replace = wcschr(data, L'\n');
              if (replace)
              {
                  *replace = L'\0';
              }
          }
          while (0);
          if (connectSocket != INVALID_SOCKET)
          {
              CLOSE_SOCKET(connectSocket);
          }
  #ifdef _WIN32
          if (wsaDataInit)
          {
              WSACleanup();
          }
  #endif
      }
  }
  
  #endif /* OMITBAD */
  
  #ifndef OMITGOOD
  
  /* goodG2B() uses the GoodSource with the BadSink */
  void goodG2BSource(wchar_t * &data)
  {
      /* FIX: Specify the full pathname for the library */
      wcscpy(data, L"C:\\Windows\\System32\\winsrv.dll");
  }
  
  #endif /* OMITGOOD */
  
  } /* close namespace */
  