text: /* TEMPLATE GENERATED TESTCASE FILE
  Filename: CWE666_Operation_on_Resource_in_Wrong_Phase_of_Lifetime__listen_accept_bind_06.c
  Label Definition File: CWE666_Operation_on_Resource_in_Wrong_Phase_of_Lifetime.label.xml
  Template File: point-flaw-06.tmpl.c
  */
  /*
   * @description
   * CWE: 666 Operation on Resource in Wrong Phase of Lifetime
   * Sinks: listen_accept_bind
   *    GoodSink: Create a listen socket correctly by placing bind(), listen(), and accept() in the correct order
   *    BadSink : Attempt to listen(), accept(), then bind()
   * Flow Variant: 06 Control flow: if(STATIC_CONST_FIVE==5) and if(STATIC_CONST_FIVE!=5)
   *
   * */
  
  #include "std_testcase.h"
  
  #include <wchar.h>
  #ifdef _WIN32
  #include <winsock2.h>
  #include <windows.h>
  #include <direct.h>
  #define PATH_SZ 100
  #pragma comment(lib, "ws2_32") /* include ws2_32.lib when linking */
  #define CLOSE_SOCKET closesocket
  #else
  #include <sys/types.h>
  #include <sys/socket.h>
  #include <netinet/in.h>
  #include <arpa/inet.h>
  #include <unistd.h>
  #define PATH_SZ PATH_MAX
  #define INVALID_SOCKET -1
  #define SOCKET_ERROR -1
  #define CLOSE_SOCKET close
  #define SOCKET int
  #endif
  
  #define TCP_PORT 27015
  #define LISTEN_BACKLOG 5
  
  /* The variable below is declared "const", so a tool should be able
     to identify that reads of this will always give its initialized
     value. */
  static const int STATIC_CONST_FIVE = 5;
  
  #ifndef OMITBAD
  
  void CWE666_Operation_on_Resource_in_Wrong_Phase_of_Lifetime__listen_accept_bind_06_bad()
  {
      if(STATIC_CONST_FIVE==5)
      {
          {
              char data[100] = "";
  #ifdef _WIN32
              WSADATA wsaData;
              int wsaDataInit = 0;
  #endif
              int recvResult;
              struct sockaddr_in service;
              char *replace;
              SOCKET listenSocket = INVALID_SOCKET;
              SOCKET acceptSocket = INVALID_SOCKET;
              size_t dataLen = strlen(data);
              do
              {
  #ifdef _WIN32
                  if (WSAStartup(MAKEWORD(2,2), &wsaData) != NO_ERROR)
                  {
                      break;
                  }
                  wsaDataInit = 1;
  #endif
                  listenSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
                  if (listenSocket == INVALID_SOCKET)
                  {
                      break;
                  }
                  memset(&service, 0, sizeof(service));
                  service.sin_family = AF_INET;
                  service.sin_addr.s_addr = INADDR_ANY;
                  service.sin_port = htons(TCP_PORT);
                  /* FLAW: Attempt to listen(), accept(), then bind() */
                  if (listen(listenSocket, LISTEN_BACKLOG) == SOCKET_ERROR)
                  {
                      break;
                  }
                  acceptSocket = accept(listenSocket, NULL, NULL);
                  if (acceptSocket == SOCKET_ERROR)
                  {
                      break;
                  }
                  if (bind(listenSocket, (struct sockaddr*)&service, sizeof(service)) == SOCKET_ERROR)
                  {
                      break;
                  }
                  /* Abort on error or the connection was closed */
                  recvResult = recv(acceptSocket, (char *)data+dataLen, (int)(100-dataLen-1), 0);
                  if (recvResult == SOCKET_ERROR || recvResult == 0)
                  {
                      break;
                  }
                  /* Append null terminator */
                  data[recvResult] = '\0';
                  /* Eliminate CRLF */
                  replace = strchr(data, '\r');
                  if (replace)
                  {
                      *replace = '\0';
                  }
                  replace = strchr(data, '\n');
                  if (replace)
                  {
                      *replace = '\0';
                  }
              }
              while (0);
              if (listenSocket != INVALID_SOCKET)
              {
                  CLOSE_SOCKET(listenSocket);
              }
              if (acceptSocket != INVALID_SOCKET)
              {
                  CLOSE_SOCKET(acceptSocket);
              }
  #ifdef _WIN32
              if (wsaDataInit)
              {
                  WSACleanup();
              }
  #endif
              printLine(data);
          }
      }
  }
  
  #endif /* OMITBAD */
  
  #ifndef OMITGOOD
  
  /* good1() uses if(STATIC_CONST_FIVE!=5) instead of if(STATIC_CONST_FIVE==5) */
  static void good1()
  {
      if(STATIC_CONST_FIVE!=5)
      {
          /* INCIDENTAL: CWE 561 Dead Code, the code below will never run */
          printLine("Benign, fixed string");
      }
      else
      {
          {
              char data[100] = "";
  #ifdef _WIN32
              WSADATA wsaData;
              int wsaDataInit = 0;
  #endif
              int recvResult;
              struct sockaddr_in service;
              char *replace;
              SOCKET listenSocket = INVALID_SOCKET;
              SOCKET acceptSocket = INVALID_SOCKET;
              size_t dataLen = strlen(data);
              do
              {
  #ifdef _WIN32
                  if (WSAStartup(MAKEWORD(2,2), &wsaData) != NO_ERROR)
                  {
                      break;
                  }
                  wsaDataInit = 1;
  #endif
                  listenSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
                  if (listenSocket == INVALID_SOCKET)
                  {
                      break;
                  }
                  memset(&service, 0, sizeof(service));
                  service.sin_family = AF_INET;
                  service.sin_addr.s_addr = INADDR_ANY;
                  service.sin_port = htons(TCP_PORT);
                  /* FIX: bind(), listen(), then accept() */
                  if (bind(listenSocket, (struct sockaddr*)&service, sizeof(service)) == SOCKET_ERROR)
                  {
                      break;
                  }
                  if (listen(listenSocket, LISTEN_BACKLOG) == SOCKET_ERROR)
                  {
                      break;
                  }
                  acceptSocket = accept(listenSocket, NULL, NULL);
                  if (acceptSocket == SOCKET_ERROR)
                  {
                      break;
                  }
                  /* Abort on error or the connection was closed */
                  recvResult = recv(acceptSocket, (char *)data+dataLen, (int)(100-dataLen-1), 0);
                  if (recvResult == SOCKET_ERROR || recvResult == 0)
                  {
                      break;
                  }
                  /* Append null terminator */
                  data[recvResult] = '\0';
                  /* Eliminate CRLF */
                  replace = strchr(data, '\r');
                  if (replace)
                  {
                      *replace = '\0';
                  }
                  replace = strchr(data, '\n');
                  if (replace)
                  {
                      *replace = '\0';
                  }
              }
              while (0);
              if (listenSocket != INVALID_SOCKET)
              {
                  CLOSE_SOCKET(listenSocket);
              }
              if (acceptSocket != INVALID_SOCKET)
              {
                  CLOSE_SOCKET(acceptSocket);
              }
  #ifdef _WIN32
              if (wsaDataInit)
              {
                  WSACleanup();
              }
  #endif
              printLine(data);
          }
      }
  }
  
  /* good2() reverses the bodies in the if statement */
  static void good2()
  {
      if(STATIC_CONST_FIVE==5)
      {
          {
              char data[100] = "";
  #ifdef _WIN32
              WSADATA wsaData;
              int wsaDataInit = 0;
  #endif
              int recvResult;
              struct sockaddr_in service;
              char *replace;
              SOCKET listenSocket = INVALID_SOCKET;
              SOCKET acceptSocket = INVALID_SOCKET;
              size_t dataLen = strlen(data);
              do
              {
  #ifdef _WIN32
                  if (WSAStartup(MAKEWORD(2,2), &wsaData) != NO_ERROR)
                  {
                      break;
                  }
                  wsaDataInit = 1;
  #endif
                  listenSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
                  if (listenSocket == INVALID_SOCKET)
                  {
                      break;
                  }
                  memset(&service, 0, sizeof(service));
                  service.sin_family = AF_INET;
                  service.sin_addr.s_addr = INADDR_ANY;
                  service.sin_port = htons(TCP_PORT);
                  /* FIX: bind(), listen(), then accept() */
                  if (bind(listenSocket, (struct sockaddr*)&service, sizeof(service)) == SOCKET_ERROR)
                  {
                      break;
                  }
                  if (listen(listenSocket, LISTEN_BACKLOG) == SOCKET_ERROR)
                  {
                      break;
                  }
                  acceptSocket = accept(listenSocket, NULL, NULL);
                  if (acceptSocket == SOCKET_ERROR)
                  {
                      break;
                  }
                  /* Abort on error or the connection was closed */
                  recvResult = recv(acceptSocket, (char *)data+dataLen, (int)(100-dataLen-1), 0);
                  if (recvResult == SOCKET_ERROR || recvResult == 0)
                  {
                      break;
                  }
                  /* Append null terminator */
                  data[recvResult] = '\0';
                  /* Eliminate CRLF */
                  replace = strchr(data, '\r');
                  if (replace)
                  {
                      *replace = '\0';
                  }
                  replace = strchr(data, '\n');
                  if (replace)
                  {
                      *replace = '\0';
                  }
              }
              while (0);
              if (listenSocket != INVALID_SOCKET)
              {
                  CLOSE_SOCKET(listenSocket);
              }
              if (acceptSocket != INVALID_SOCKET)
              {
                  CLOSE_SOCKET(acceptSocket);
              }
  #ifdef _WIN32
              if (wsaDataInit)
              {
                  WSACleanup();
              }
  #endif
              printLine(data);
          }
      }
  }
  
  void CWE666_Operation_on_Resource_in_Wrong_Phase_of_Lifetime__listen_accept_bind_06_good()
  {
      good1();
      good2();
  }
  
  #endif /* OMITGOOD */
  
  /* Below is the main(). It is only used when building this testcase on
     its own for testing or for building a binary to use in testing binary
     analysis tools. It is not used when compiling all the testcases as one
     application, which is how source code analysis tools are tested. */
  
  #ifdef INCLUDEMAIN
  
  int main(int argc, char * argv[])
  {
      /* seed randomness */
      srand( (unsigned)time(NULL) );
  #ifndef OMITGOOD
      printLine("Calling good()...");
      CWE666_Operation_on_Resource_in_Wrong_Phase_of_Lifetime__listen_accept_bind_06_good();
      printLine("Finished good()");
  #endif /* OMITGOOD */
  #ifndef OMITBAD
      printLine("Calling bad()...");
      CWE666_Operation_on_Resource_in_Wrong_Phase_of_Lifetime__listen_accept_bind_06_bad();
      printLine("Finished bad()");
  #endif /* OMITBAD */
      return 0;
  }
  
  #endif
  