text: /* TEMPLATE GENERATED TESTCASE FILE
  Filename: CWE78_OS_Command_Injection__char_file_w32_spawnvp_66a.c
  Label Definition File: CWE78_OS_Command_Injection.strings.label.xml
  Template File: sources-sink-66a.tmpl.c
  */
  /*
   * @description
   * CWE: 78 OS Command Injection
   * BadSource: file Read input from a file
   * GoodSource: Fixed string
   * Sinks: w32_spawnvp
   *    BadSink : execute command with spawnvp
   * Flow Variant: 66 Data flow: data passed in an array from one function to another in different source files
   *
   * */
  
  #include "std_testcase.h"
  
  #include <wchar.h>
  
  #ifdef _WIN32
  #define COMMAND_INT_PATH "%WINDIR%\\system32\\cmd.exe"
  #define COMMAND_INT "cmd.exe"
  #define COMMAND_ARG1 "/c"
  #define COMMAND_ARG2 "dir "
  #define COMMAND_ARG3 data
  #else /* NOT _WIN32 */
  #include <unistd.h>
  #define COMMAND_INT_PATH "/bin/sh"
  #define COMMAND_INT "sh"
  #define COMMAND_ARG1 "-c"
  #define COMMAND_ARG2 "ls "
  #define COMMAND_ARG3 data
  #endif
  
  #ifdef _WIN32
  #define FILENAME "C:\\temp\\file.txt"
  #else
  #define FILENAME "/tmp/file.txt"
  #endif
  
  #include <process.h>
  
  #ifndef OMITBAD
  
  /* bad function declaration */
  void CWE78_OS_Command_Injection__char_file_w32_spawnvp_66b_badSink(char * dataArray[]);
  
  void CWE78_OS_Command_Injection__char_file_w32_spawnvp_66_bad()
  {
      char * data;
      char * dataArray[5];
      char dataBuffer[100] = COMMAND_ARG2;
      data = dataBuffer;
      {
          /* Read input from a file */
          size_t dataLen = strlen(data);
          FILE * pFile;
          /* if there is room in data, attempt to read the input from a file */
          if (100-dataLen > 1)
          {
              pFile = fopen(FILENAME, "r");
              if (pFile != NULL)
              {
                  /* POTENTIAL FLAW: Read data from a file */
                  if (fgets(data+dataLen, (int)(100-dataLen), pFile) == NULL)
                  {
                      printLine("fgets() failed");
                      /* Restore NUL terminator if fgets fails */
                      data[dataLen] = '\0';
                  }
                  fclose(pFile);
              }
          }
      }
      /* put data in array */
      dataArray[2] = data;
      CWE78_OS_Command_Injection__char_file_w32_spawnvp_66b_badSink(dataArray);
  }
  
  #endif /* OMITBAD */
  
  #ifndef OMITGOOD
  
  /* goodG2B uses the GoodSource with the BadSink */
  void CWE78_OS_Command_Injection__char_file_w32_spawnvp_66b_goodG2BSink(char * dataArray[]);
  
  static void goodG2B()
  {
      char * data;
      char * dataArray[5];
      char dataBuffer[100] = COMMAND_ARG2;
      data = dataBuffer;
      /* FIX: Append a fixed string to data (not user / external input) */
      strcat(data, "*.*");
      dataArray[2] = data;
      CWE78_OS_Command_Injection__char_file_w32_spawnvp_66b_goodG2BSink(dataArray);
  }
  
  void CWE78_OS_Command_Injection__char_file_w32_spawnvp_66_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__char_file_w32_spawnvp_66_good();
      printLine("Finished good()");
  #endif /* OMITGOOD */
  #ifndef OMITBAD
      printLine("Calling bad()...");
      CWE78_OS_Command_Injection__char_file_w32_spawnvp_66_bad();
      printLine("Finished bad()");
  #endif /* OMITBAD */
      return 0;
  }
  
  #endif
  