text: /* TEMPLATE GENERATED TESTCASE FILE
  Filename: CWE78_OS_Command_Injection__wchar_t_fromFile_execlp_17.c
  Label Definition File: CWE78_OS_Command_Injection.no_path.label.xml
  Template File: sources-sink-17.tmpl.c
  */
  /*
   * @description
   * CWE: 78 OS Command Injection
   * BadSource: fromFile Read input from a file
   * GoodSource: Benign input
   * Sink: execlp
   *    BadSink : execute command with wexeclp
   * Flow Variant: 17 Control flow: for loops
   *
   * */
  
  #include "std_testcase.h"
  
  #include <wchar.h>
  
  #ifdef _WIN32
  # define COMMAND_INT_PATH L"%WINDIR%\\system32\\cmd.exe"
  # define COMMAND_INT L"cmd.exe"
  # define COMMAND_ARG1 L"/c"
  # define COMMAND_ARG2 L"dir"
  # define COMMAND_ARG3 data
  #else /* NOT _WIN32 */
  # define COMMAND_INT_PATH L"/bin/sh"
  # define COMMAND_INT L"sh"
  # define COMMAND_ARG1 L"ls"
  # define COMMAND_ARG2 data
  # define COMMAND_ARG3 NULL
  #endif
  
  #ifdef _WIN32
  # define FOPEN _wfopen
  #else
  /* fopen is used on unix-based OSs */
  # define FOPEN fopen
  #endif
  
  #ifdef _WIN32
  #include <process.h>
  # define EXECLP _wexeclp
  #else /* NOT _WIN32 */
  # define EXECLP wexeclp
  #endif
  
  #ifndef OMITBAD
  
  void CWE78_OS_Command_Injection__wchar_t_fromFile_execlp_17_bad()
  {
      int h,i;
      wchar_t * data;
      wchar_t data_buf[100] = L"";
      data = data_buf;
      for(h = 0; h < 0; h++)
      {
          /* INCIDENTAL: CWE 561 Dead Code, the code below will never run */
          /* FIX: Benign input preventing command injection */
          wcscat(data, L"*.*");
      }
      for(i = 0; i < 1; i++)
      {
          {
              /* Read input from a file */
              size_t data_len = wcslen(data);
              FILE * pFile;
              /* if there is room in data, attempt to read the input from a file */
              if(100-data_len > 1)
              {
                  pFile = FOPEN(L"C:\\temp\\file.txt", L"r");
                  if (pFile != NULL)
                  {
                      fgetws(data+data_len, (int)(100-data_len), pFile);
                      fclose(pFile);
                  }
              }
          }
      }
      /* wexeclp - searches for the location of the command among
       * the directories specified by the PATH environment variable */
      /* POSSIBLE FLAW: Execute command without validating input possibly leading to command injection */
      EXECLP(COMMAND_INT, COMMAND_INT, COMMAND_ARG1, COMMAND_ARG2, COMMAND_ARG3, NULL);
  }
  
  #endif /* OMITBAD */
  
  #ifndef OMITGOOD
  
  /* goodG2B() - use goodsource and badsink by changing the conditions on the for statements */
  static void goodG2B()
  {
      int h,i;
      wchar_t * data;
      wchar_t data_buf[100] = L"";
      data = data_buf;
      for(h = 0; h < 1; h++)
      {
          /* FIX: Benign input preventing command injection */
          wcscat(data, L"*.*");
      }
      for(i = 0; i < 0; i++)
      {
          /* INCIDENTAL: CWE 561 Dead Code, the code below will never run */
          {
              /* Read input from a file */
              size_t data_len = wcslen(data);
              FILE * pFile;
              /* if there is room in data, attempt to read the input from a file */
              if(100-data_len > 1)
              {
                  pFile = FOPEN(L"C:\\temp\\file.txt", L"r");
                  if (pFile != NULL)
                  {
                      fgetws(data+data_len, (int)(100-data_len), pFile);
                      fclose(pFile);
                  }
              }
          }
      }
      /* wexeclp - searches for the location of the command among
       * the directories specified by the PATH environment variable */
      /* POSSIBLE FLAW: Execute command without validating input possibly leading to command injection */
      EXECLP(COMMAND_INT, COMMAND_INT, COMMAND_ARG1, COMMAND_ARG2, COMMAND_ARG3, NULL);
  }
  
  void CWE78_OS_Command_Injection__wchar_t_fromFile_execlp_17_good()
  {
      goodG2B();
  }
  
  #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()...");
      CWE78_OS_Command_Injection__wchar_t_fromFile_execlp_17_good();
      printLine("Finished good()");
  #endif /* OMITGOOD */
  #ifndef OMITBAD
      printLine("Calling bad()...");
      CWE78_OS_Command_Injection__wchar_t_fromFile_execlp_17_bad();
      printLine("Finished bad()");
  #endif /* OMITBAD */
      return 0;
  }
  
  #endif
  