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/*

 *  Psx13

 *  Chris Bond (working under Jennifer's account)

 *

 *  This test exercises the following routines:

 *

 *     device_lseek - test implemented

 *     dup          - test implemented

 *     dup2         - test implemented

 *     fdatasync    - test implemented

 *     fsync        - test implemented

 *     pathconf     - test implemented

 *     fpathconf    - test implemented

 *     pipe         - test implemented

 *     umask        - test implemented

 *     utime        - test implemented

 *

 *  COPYRIGHT (c) 1989-1999.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  $Id: test.c,v 1.2 2001-09-27 12:02:25 chris Exp $

 */

#include <rtems.h>

#include <rtems/libio.h>

#include <fcntl.h>

#include <unistd.h>

#include <errno.h>

#include <utime.h>

#include <stdio.h>

/*-------------------------------------------------------------------

 * InitFiles function

 *

 * Initializes the three files to be used in the test.

 *

 * arguments: none

 * assumptions: fopen, fprintf, fwrite, FILE are available

 * actions: creates testfile1, a text file with 'a'..'z' listed 4 times.

 *          creates testfile2, a text file with 'a'..'z' listed 4 times.

 *          creates testfile3, a binary file with 0..9 listed 4 times.

 * returns: TRUE if files opened successfully.

 *          FALSE if fail on file open for write.

 *

 * ------------------------------------------------------------------

 */

int InitFiles (void) {

  int count;

  FILE *fp1, *fp2, *fp3;

  char letter;

  int number;

  int retval;

  fp1 = fopen("testfile1.tst", "wt");

  fp2 = fopen("testfile2.tst", "wt");

  fp3 = fopen("testfile4.tst", "wb");

  if ((fp1 != NULL) && (fp2 != NULL) && (fp3 !=NULL)) {

    letter = 'a';

    for (count=0 ; count<(26*4); ++count) {

      fprintf (fp1, "%c", letter);

      fprintf (fp2, "%c", letter);

      ++letter;

      if (letter > 'z')

        letter = 'a';

    }

    number = 0;

    for (count = 0; count <40; ++count) {

      fwrite (&number, 1, sizeof(int), fp3);

      ++number;

      if (number > 9)

        number = 0;

    }

    fclose(fp1);

    fclose(fp2);

    fclose(fp3);

    retval = TRUE;

  }

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return (retval);

}

/* ---------------------------------------------------------------

 * DeviceLSeekTest function

 *

 * Hits the device_lseek code by lseeking on the console.

 *

 * arguments: none

 * assumptions: lseek available

 * actions: hits lseek with some dummy arguments.

 * returns: value of return from lseek.

 *

 * ---------------------------------------------------------------

 */

int DeviceLSeekTest (void) {

  int error = -1, retval = FALSE;

  int fd = open ("/dev/console", O_RDONLY);

  error = lseek(fd, 5, SEEK_SET);

  if (error == 0)

    retval = TRUE;

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return (retval);

}

/* ---------------------------------------------------------------

 * DupTest function

 *

 * Hits the dup code.

 *

 * arguments: none

 * assumptions: dup, open, close, fcntl available.

 * actions: Gets a file descriptor(fd1) for test file1.

 *          dups fd1 to fd2.

 *          sets fd1 to append mode

 *          checks fd2 to ensure it's in append mode, also.

 * returns: success if fd2 is indeed a copy of fd1.

 *

 * ---------------------------------------------------------------

 */

int DupTest(void) {

  int fd1, fd2;

  int flags = 0, retval = FALSE;

  fd1 = open ("testfile1.tst", O_RDONLY);

  fd2 = dup(fd1);

  if (fd2 != -1) {

    fcntl(fd1, F_SETFL, O_APPEND);

    flags = fcntl(fd2, F_GETFL);

    close (fd1);

    flags = (flags & O_APPEND);

    retval = (flags == O_APPEND);

  }

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return (retval);

}

/* ---------------------------------------------------------------

 * Dup2Test function

 *

 * Hits the dup2 code.

 *

 * arguments: none

 * assumptions: dup, dup2, open, close, fcntl available.

 * actions: Gets a file descriptor(fd1) for test file1.

 *          dups fd1 to fd2.

 *          sets fd1 to append mode

 *          checks fd2 to ensure it's in append mode, also.

 *          sets fd1 to invalid value, fd2 to valid, tries to dup2.

 *          sets fd2 to invalid value, fd1 to valid tries to dup2.

 * returns: success if fd2 is a copy of fd1, and invalid fd1 or fd2 produce errors.

 *

 * ---------------------------------------------------------------

 */

int Dup2Test(void) {

  int fd1, fd2;

  int flags = 0, retval = FALSE;

  int error = 0;

  fd1 = open ("testfile1.tst", O_RDONLY);

  fd2 = open ("testfile2.tst", O_RDONLY);

  error = dup2(fd1, fd2);

  /* make sure dup2 works if both fd1 and fd2 are valid file descriptors. */

  if (error != -1) {

    fcntl(fd1, F_SETFL, O_APPEND);

    flags = fcntl(fd1, F_GETFL);

    flags = (flags & O_APPEND);

    retval = (flags == O_APPEND);

  }

  else {

    retval = FALSE;

    close(fd2);

  }

  if (retval == TRUE) {

    /* make sure dup2 fails correctly if one or the other arguments are invalid. */

    /* this assumes -1 is an invalid value for a file descriptor!!! (POSIX book, p.135) */

    fd1 = -1;

    if (dup2 (fd1, fd2) != -1)

      retval = FALSE;

    else {

      fd1 = dup(fd2);

      fd2 = -1;

      if (dup2(fd1, fd2) != -1)

        retval = FALSE;

    }

  }

  close (fd1);

  /* assert (retval == TRUE);*/

  return (retval);

}

/* ---------------------------------------------------------------

 * FDataSyncTest function

 *

 * Hits the fdatasync code. Does NOT test the functionality of the

 * underlying fdatasync entry in the IMFS op table.

 *

 * arguments: none

 * assumptions: open, close, fdatasync functions available.

 * actions: attempts to fdatasync a file descriptor flagged as read-only.

 *          attempts to fdatasync an invalid file descriptor (-1).

 *          attempts to fdatasync a perfectly valid fd opened as RDWR

 *

 * returns: TRUE if attempt to fdatasync invalid and read-only filed escriptor fail, and fdatasync succeeds on valid fd.

 *          FALSE otherwise.

 *

 * ---------------------------------------------------------------

 */

int FDataSyncTest(void) {

  int fd = -1;

  int error = 0, retval = TRUE;

  /* Try it with a RD_ONLY file. */

  fd = open ("testfile1.tst", O_RDONLY);

  error = fdatasync(fd);

  if ((error == -1) && (errno == EINVAL))

    retval = TRUE;

  else

    retval = FALSE;

  close (fd);

  if (retval == TRUE) {

    /* Try it with a bad file descriptor */

    fd = -1;

    error = fdatasync(fd);

    if ((errno == EBADF) && (error == -1))

      retval = TRUE;

    else

      retval = FALSE;

  }

  /* Okay - now the success case... */

  if (retval == TRUE) {

    fd = open ("testfile1.tst", O_RDWR);

    error = fdatasync(fd);

    if (error == 0)

      retval = TRUE;

    else

      retval = FALSE;

    close (fd);

  }

  /* assert (retval == TRUE);*/

  return (retval);

}

/* ---------------------------------------------------------------

 * UMaskTest function

 *

 * Hits the umask code.

 *

 * arguments: none

 * assumptions: umask function available.

 * actions: set umask to 0ctal 23.

 *          set umask to Octal 22, retrieve the old value.

 *

 * returns: TRUE if old value is 23,

 *          FALSE otherwise.

 *

 * ---------------------------------------------------------------

 */

int UMaskTest (void) {

  int error = 0, retval = FALSE;

  umask (023);

  error = umask(022);

  if (error == 023)

    retval = TRUE;

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return(retval);

}

/* ---------------------------------------------------------------

 * UTimeTest function

 *

 * Hits the utime code. Does NOT test the functionality of the underlying utime

 * entry in the IMFS op table.

 *

 * arguments: none

 * assumptions: utime function available.

 * actions: set utime for an invalid filename.

 *          set utime for a valid filename.

 *

 * returns: TRUE if time on valid file is set correctly and utime failed on an invaid filename.

 *          FALSE otherwise.

 *

 * ---------------------------------------------------------------

 */

int UTimeTest (void) {

  int error = 0, retval = FALSE;

  struct utimbuf time;

  struct stat fstat;

  /* First, an invalid filename. */

  error = utime("!This is an =invalid p@thname!!! :)", NULL);

  if (error == -1)

    retval = TRUE;

  else

    retval = FALSE;

  /* Now, the success test. */

  if (retval == TRUE) {

    time.actime  = 12345;

    time.modtime = 54321;

    error = utime("testfile1.tst", &time);

    if (error == 0) {

      /* But, did it set the time? */

      stat ("testfile1.tst", &fstat);

      if ((fstat.st_atime == 12345) && (fstat.st_mtime == 54321 ))

        retval = TRUE;

      else

        retval = FALSE;

    }

    else

      retval = FALSE;

  }

  /* assert (retval == TRUE);*/

  return (retval);

}

/* ---------------------------------------------------------------

 * PipeTest function

 *

 * Hits the pipe code.

 *

 * arguments: none

 * assumptions: pipe function available.

 * actions: call pipe.

 *

 * returns: TRUE if pipe retuens ENOSYS,

 *          FALSE otherwise.

 *

 * ---------------------------------------------------------------

 */

int PipeTest (void) {

  int error = 0, retval = FALSE;

  int fd[2];

  error = pipe(fd);

  if ((error == -1) && (errno == ENOSYS))

    retval = TRUE;

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return(retval);

}

/* ---------------------------------------------------------------

 * PathConfTest function

 *

 * Hits the pathconf code.

 *

 * arguments: none

 * assumptions: pathconf function available.

 * actions: Try to pathconf a bad filename.

 *          Try to pathconf a good filename.

 *

 * returns: TRUE if pathconf fails on bad file, succeeds on good file.

 *          FALSE otherwise.

 *

 * ---------------------------------------------------------------

 */

int PathConfTest (void) {

  int error = 0, retval = FALSE;

  error = pathconf("thisfiledoesnotexist", _PC_LINK_MAX);

  if (error == -1) {

    error = pathconf("testfile1.tst", _PC_LINK_MAX);

    if (error != -1)

      retval = TRUE;

    else

      retval = FALSE;

  }

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return(retval);

}

/* ---------------------------------------------------------------

 * FPathConfTest function

 *

 * Hits the fpathconf code.

 *

 * arguments: none

 * assumptions: fpathconf function available.

 * actions: Call fpathconf with all arguments, plus an invalid.

 *

 * returns: TRUE always.

 *

 * ---------------------------------------------------------------

 */

int FPathConfTest (void) {

  int error = 0, retval = TRUE;

  int fd  = -1;

  error = fpathconf(fd, _PC_LINK_MAX);

  if (error == -1) {

    fd = open("testfile1.tst", O_RDWR);

    error = fpathconf(fd, _PC_LINK_MAX);

    error = fpathconf(fd, _PC_MAX_CANON);

    error = fpathconf(fd, _PC_MAX_INPUT);

    error = fpathconf(fd, _PC_NAME_MAX);

    error = fpathconf(fd, _PC_PATH_MAX);

    error = fpathconf(fd, _PC_PIPE_BUF);

    error = fpathconf(fd, _PC_CHOWN_RESTRICTED);

    error = fpathconf(fd, _PC_NO_TRUNC);

    error = fpathconf(fd, _PC_VDISABLE);

    error = fpathconf(fd, _PC_ASYNC_IO);

    error = fpathconf(fd, _PC_PRIO_IO);

    error = fpathconf(fd, _PC_SYNC_IO);

    error = fpathconf(fd, 255);

    retval = TRUE;

  }

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return(retval);

}

/* ---------------------------------------------------------------

 * FSyncTest function

 *

 * Hits the fsync code.

 *

 * arguments: none

 * assumptions: open, fsync functions available.

 * actions: open test file,

 *          try to fsync it.

 *

 * returns: TRUE if fsync doesn't return -1,

 *          FALSE otherwise.

 *

 * ---------------------------------------------------------------

 */

int FSyncTest (void) {

  int error = 0, retval = FALSE;

  int fd = -1;

  fd = open("testfile1.tst", O_RDWR);

  if (fd != -1) {

    error = fsync(fd);

    if (error != -1)

      retval = TRUE;

    else

      retval = FALSE;

    close(fd);

  }

  else

    retval = FALSE;

  /* assert (retval == TRUE);*/

  return(retval);

}

/* ---------------------------------------------------------------

 * Main function

 *

 *  main entry point to the test

 *

 * ---------------------------------------------------------------

 */

#if defined(__rtems__)

int test_main(void)

#else

int main(

  int    argc,

  char **argv

)

#endif

{

  puts( "*** POSIX TEST 13 ***" );

  if (InitFiles() == TRUE) {

    printf ("\nFiles initialized successfully.\n");

    printf ("Testing device_lseek()... ");

    if (DeviceLSeekTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

    printf ("Testing dup()............ ");

    if (DupTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

    printf ("Testing dup2()........... ");

    if (Dup2Test() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

    printf ("Testing fdatasync()...... ");

    if (FDataSyncTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

    printf ("Testing umask().......... ");

    if (UMaskTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

   printf ("Testing utime().......... ");

    if (UTimeTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

   printf ("Testing pipe()........... ");

    if (PipeTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

   printf ("Testing fsync().......... ");

    if (FSyncTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

   printf ("Testing pathconf()....... ");

    if (PathConfTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

   printf ("Testing fpathconf()...... ");

    if (FPathConfTest() == TRUE)

      printf ("Success.\n");

    else

      printf ("Failed!!!\n");

  }

  else

    printf ("\n\nError opening files for write!!!!\n");

  printf( "\n\n*** END OF TEST PSX13 ***" );

  exit(0);

}