/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nspr.h"
#include "prpriv.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef WIN32
#  include <windows.h>
#  include <process.h>
#endif
#if defined(_PR_PTHREADS)
#  include <pthread.h>
#endif

#if defined(XP_UNIX)
#  include <unistd.h>
#endif

static int _debug_on = 0;

#ifdef WINCE
#  define setbuf(x, y)
#endif

#ifdef XP_WIN
#  define mode_t int
#endif

#define DPRINTF(arg) \
  if (_debug_on) printf arg

PRLock* lock;
PRMonitor* mon;
PRInt32 count;
int thread_count;

#define BUF_DATA_SIZE 256 * 1024

#define NUM_RDWR_THREADS 10
#define NUM_DIRTEST_THREADS 4
#define CHUNK_SIZE 512

typedef struct buffer {
  char data[BUF_DATA_SIZE];
} buffer;

typedef struct File_Rdwr_Param {
  char* pathname;
  char* buf;
  int offset;
  int len;
} File_Rdwr_Param;

#ifdef XP_PC
char* TEST_DIR = "C:\\temp\\prdir";
char* FILE_NAME = "pr_testfile";
char* HIDDEN_FILE_NAME = "hidden_pr_testfile";
#else
char* TEST_DIR = "./tmp-testfile_dir";
char* FILE_NAME = "pr_testfile";
char* HIDDEN_FILE_NAME = ".hidden_pr_testfile";
#endif
buffer *in_buf, *out_buf;
char pathname[256], renamename[256];
#ifdef WINCE
WCHAR wPathname[256];
#endif
#define TMPDIR_LEN 64
char testdir[TMPDIR_LEN];
static PRInt32 PR_CALLBACK DirTest(void* argunused);
PRInt32 dirtest_failed = 0;

#if defined(_PR_PTHREADS)
typedef void* (*nativeStartType)(void*);
#elif defined(WIN32)
typedef unsigned(__stdcall* nativeStartType)(void*);
#else
typedef void (*nativeStartType)(void*);
#endif

#if defined(_PR_PTHREADS)
static void* PR_CALLBACK DirTestWrapper(void* argunused) {
  (void)DirTest(argunused);
  return NULL;
}
#elif defined(WIN32)
static unsigned __stdcall DirTestWrapper(void* argunused) {
  (void)DirTest(argunused);
  return 0;
}
#else
static void PR_CALLBACK DirTestWrapper(void* argunused) {
  (void)DirTest(argunused);
}
#endif

static void PR_CALLBACK DirTestVoid(void* argunused) {
  (void)DirTest(argunused);
}

PRThread* create_new_thread(PRThreadType type, nativeStartType nativeStart,
                            void (*prStart)(void*), void* arg,
                            PRThreadPriority priority, PRThreadScope scope,
                            PRThreadState state, PRUint32 stackSize,
                            PRInt32 index) {
  PRInt32 native_thread = 0;

  PR_ASSERT(state == PR_UNJOINABLE_THREAD);

#if defined(_PR_PTHREADS) || defined(WIN32)

  switch (index % 4) {
    case 0:
      scope = (PR_LOCAL_THREAD);
      break;
    case 1:
      scope = (PR_GLOBAL_THREAD);
      break;
    case 2:
      scope = (PR_GLOBAL_BOUND_THREAD);
      break;
    case 3:
      native_thread = 1;
      break;
    default:
      PR_NOT_REACHED("Invalid scope");
      break;
  }
  if (native_thread) {
#  if defined(_PR_PTHREADS)
    pthread_t tid;
    if (!pthread_create(&tid, NULL, nativeStart, arg)) {
      return ((PRThread*)tid);
    } else {
      return (NULL);
    }
#  else
    HANDLE thandle;
    unsigned tid;

    thandle = (HANDLE)_beginthreadex(NULL, stackSize, nativeStart, arg,
                                     STACK_SIZE_PARAM_IS_A_RESERVATION, &tid);
    return ((PRThread*)thandle);
#  endif
  } else {
    return (
        PR_CreateThread(type, prStart, arg, priority, scope, state, stackSize));
  }
#else
  return (
      PR_CreateThread(type, prStart, arg, priority, scope, state, stackSize));
#endif
}

static void PR_CALLBACK File_Write(void* arg) {
  PRFileDesc* fd_file;
  File_Rdwr_Param* fp = (File_Rdwr_Param*)arg;
  char *name, *buf;
  int offset, len;

  setbuf(stdout, NULL);
  name = fp->pathname;
  buf = fp->buf;
  offset = fp->offset;
  len = fp->len;

  fd_file = PR_Open(name, PR_RDWR | PR_CREATE_FILE, 0777);
  if (fd_file == NULL) {
    printf("testfile failed to create/open file %s\n", name);
    return;
  }
  if (PR_Seek(fd_file, offset, PR_SEEK_SET) < 0) {
    printf("testfile failed to seek in file %s\n", name);
    return;
  }
  if ((PR_Write(fd_file, buf, len)) < 0) {
    printf("testfile failed to write to file %s\n", name);
    return;
  }
  DPRINTF(("Write out_buf[0] = 0x%x\n", (*((int*)buf))));
  PR_Close(fd_file);
  PR_DELETE(fp);

  PR_EnterMonitor(mon);
  --thread_count;
  PR_Notify(mon);
  PR_ExitMonitor(mon);
}

#if defined(_PR_PTHREADS)
static void* PR_CALLBACK File_Write_Wrapper(void* argunused) {
  (void)File_Write(argunused);
  return NULL;
}
#elif defined(WIN32)
static unsigned __stdcall File_Write_Wrapper(void* argunused) {
  (void)File_Write(argunused);
  return 0;
}
#else
static void PR_CALLBACK File_Write_Wrapper(void* argunused) {
  (void)File_Write(argunused);
}
#endif

static void PR_CALLBACK File_Read(void* arg) {
  PRFileDesc* fd_file;
  File_Rdwr_Param* fp = (File_Rdwr_Param*)arg;
  char *name, *buf;
  int offset, len;

  setbuf(stdout, NULL);
  name = fp->pathname;
  buf = fp->buf;
  offset = fp->offset;
  len = fp->len;

  fd_file = PR_Open(name, PR_RDONLY, 0);
  if (fd_file == NULL) {
    printf("testfile failed to open file %s\n", name);
    return;
  }
  if (PR_Seek(fd_file, offset, PR_SEEK_SET) < 0) {
    printf("testfile failed to seek in file %s\n", name);
    return;
  }
  if ((PR_Read(fd_file, buf, len)) < 0) {
    printf("testfile failed to read to file %s\n", name);
    return;
  }
  DPRINTF(("Read in_buf[0] = 0x%x\n", (*((int*)buf))));
  PR_Close(fd_file);
  PR_DELETE(fp);

  PR_EnterMonitor(mon);
  --thread_count;
  PR_Notify(mon);
  PR_ExitMonitor(mon);
}

#if defined(_PR_PTHREADS)
static void* PR_CALLBACK File_Read_Wrapper(void* argunused) {
  (void)File_Read(argunused);
  return NULL;
}
#elif defined(WIN32)
static unsigned __stdcall File_Read_Wrapper(void* argunused) {
  (void)File_Read(argunused);
  return 0;
}
#else
static void PR_CALLBACK File_Read_Wrapper(void* argunused) {
  (void)File_Read(argunused);
}
#endif

static PRInt32 Misc_File_Tests(char* pathname) {
  PRFileDesc* fd_file;
  int len, rv = 0;
  PRFileInfo file_info, file_info1;
  char tmpname[1024];

  setbuf(stdout, NULL);
  /*
   * Test PR_Available, PR_Seek, PR_GetFileInfo, PR_Rename, PR_Access
   */

  fd_file = PR_Open(pathname, PR_RDWR | PR_CREATE_FILE, 0777);

  if (fd_file == NULL) {
    printf("testfile failed to create/open file %s\n", pathname);
    return -1;
  }
  if (PR_GetOpenFileInfo(fd_file, &file_info) < 0) {
    printf("testfile PR_GetFileInfo failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }
  if (PR_Access(pathname, PR_ACCESS_EXISTS) != 0) {
    printf("testfile PR_Access failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }
  if (PR_Access(pathname, PR_ACCESS_WRITE_OK) != 0) {
    printf("testfile PR_Access failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }
  if (PR_Access(pathname, PR_ACCESS_READ_OK) != 0) {
    printf("testfile PR_Access failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }

  if (PR_GetFileInfo(pathname, &file_info) < 0) {
    printf("testfile PR_GetFileInfo failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }
  if (file_info.type != PR_FILE_FILE) {
    printf(
        "testfile: Error - PR_GetFileInfo returned incorrect type for file "
        "%s\n",
        pathname);
    rv = -1;
    goto cleanup;
  }
  if (file_info.size != 0) {
    printf(
        "testfile PR_GetFileInfo returned incorrect size (%d should be 0) for "
        "file %s\n",
        file_info.size, pathname);
    rv = -1;
    goto cleanup;
  }
  file_info1 = file_info;

  len = PR_Available(fd_file);
  if (len < 0) {
    printf("testfile PR_Available failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  } else if (len != 0) {
    printf("testfile PR_Available failed: expected/returned = %d/%d bytes\n", 0,
           len);
    rv = -1;
    goto cleanup;
  }
  if (PR_GetOpenFileInfo(fd_file, &file_info) < 0) {
    printf("testfile PR_GetFileInfo failed on file %s\n", pathname);
    goto cleanup;
  }
  if (LL_NE(file_info.creationTime, file_info1.creationTime)) {
    printf(
        "testfile PR_GetFileInfo returned incorrect status-change time: %s\n",
        pathname);
    printf("ft = %lld, ft1 = %lld\n", (long long)file_info.creationTime,
           (long long)file_info1.creationTime);
    rv = -1;
    goto cleanup;
  }
  len = PR_Write(fd_file, out_buf->data, CHUNK_SIZE);
  if (len < 0) {
    printf("testfile failed to write to file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }
  if (PR_GetOpenFileInfo(fd_file, &file_info) < 0) {
    printf("testfile PR_GetFileInfo failed on file %s\n", pathname);
    goto cleanup;
  }
  if (file_info.size != CHUNK_SIZE) {
    printf(
        "testfile PR_GetFileInfo returned incorrect size (%d should be %d) for "
        "file %s\n",
        file_info.size, CHUNK_SIZE, pathname);
    rv = -1;
    goto cleanup;
  }
  if (LL_CMP(file_info.modifyTime, <, file_info1.modifyTime)) {
    printf("testfile PR_GetFileInfo returned incorrect modify time: %s\n",
           pathname);
    printf("ft = %lld, ft1 = %lld\n", (long long)file_info.modifyTime,
           (long long)file_info1.modifyTime);
    rv = -1;
    goto cleanup;
  }

  len = PR_Available(fd_file);
  if (len < 0) {
    printf("testfile PR_Available failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  } else if (len != 0) {
    printf("testfile PR_Available failed: expected/returned = %d/%d bytes\n", 0,
           len);
    rv = -1;
    goto cleanup;
  }

  PR_Seek(fd_file, 0, PR_SEEK_SET);
  len = PR_Available(fd_file);
  if (len < 0) {
    printf("testfile PR_Available failed on file %s\n", pathname);
    rv = -1;
    goto cleanup;
  } else if (len != CHUNK_SIZE) {
    printf("testfile PR_Available failed: expected/returned = %d/%d bytes\n",
           CHUNK_SIZE, len);
    rv = -1;
    goto cleanup;
  }
  PR_Close(fd_file);

  strcpy(tmpname, pathname);
  strcat(tmpname, ".RENAMED");
  if (PR_FAILURE == PR_Rename(pathname, tmpname)) {
    printf("testfile failed to rename file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }

  fd_file = PR_Open(pathname, PR_RDWR | PR_CREATE_FILE, 0777);
  len = PR_Write(fd_file, out_buf->data, CHUNK_SIZE);
  PR_Close(fd_file);
  if (PR_SUCCESS == PR_Rename(pathname, tmpname)) {
    printf("testfile renamed to existing file %s\n", pathname);
  }

  if ((PR_Delete(tmpname)) < 0) {
    printf("testfile failed to unlink file %s\n", tmpname);
    rv = -1;
  }

cleanup:
  if ((PR_Delete(pathname)) < 0) {
    printf("testfile failed to unlink file %s\n", pathname);
    rv = -1;
  }
  return rv;
}

static PRInt32 PR_CALLBACK FileTest(void) {
  PRDir* fd_dir;
  int i, offset, len, rv = 0;
  PRThreadScope scope = PR_GLOBAL_THREAD;
  File_Rdwr_Param* fparamp;

  /*
   * Create Test dir
   */
  if ((PR_MkDir(TEST_DIR, 0777)) < 0) {
    printf("testfile failed to create dir %s\n", TEST_DIR);
    return -1;
  }
  fd_dir = PR_OpenDir(TEST_DIR);
  if (fd_dir == NULL) {
    printf("testfile failed to open dir %s\n", TEST_DIR);
    rv = -1;
    goto cleanup;
  }

  PR_CloseDir(fd_dir);

  strcat(pathname, TEST_DIR);
  strcat(pathname, "/");
  strcat(pathname, FILE_NAME);

  in_buf = PR_NEW(buffer);
  if (in_buf == NULL) {
    printf("testfile failed to alloc buffer struct\n");
    rv = -1;
    goto cleanup;
  }
  out_buf = PR_NEW(buffer);
  if (out_buf == NULL) {
    printf("testfile failed to alloc buffer struct\n");
    rv = -1;
    goto cleanup;
  }

  /*
   * Start a bunch of writer threads
   */
  offset = 0;
  len = CHUNK_SIZE;
  PR_EnterMonitor(mon);
  for (i = 0; i < NUM_RDWR_THREADS; i++) {
    fparamp = PR_NEW(File_Rdwr_Param);
    if (fparamp == NULL) {
      printf("testfile failed to alloc File_Rdwr_Param struct\n");
      rv = -1;
      goto cleanup;
    }
    fparamp->pathname = pathname;
    fparamp->buf = out_buf->data + offset;
    fparamp->offset = offset;
    fparamp->len = len;
    memset(fparamp->buf, i, len);

    (void)create_new_thread(PR_USER_THREAD, File_Write_Wrapper, File_Write,
                            (void*)fparamp, PR_PRIORITY_NORMAL, scope,
                            PR_UNJOINABLE_THREAD, 0, i);
    offset += len;
  }
  thread_count = i;
  /* Wait for writer threads to exit */
  while (thread_count) {
    PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT);
  }
  PR_ExitMonitor(mon);

  /*
   * Start a bunch of reader threads
   */
  offset = 0;
  len = CHUNK_SIZE;
  PR_EnterMonitor(mon);
  for (i = 0; i < NUM_RDWR_THREADS; i++) {
    fparamp = PR_NEW(File_Rdwr_Param);
    if (fparamp == NULL) {
      printf("testfile failed to alloc File_Rdwr_Param struct\n");
      rv = -1;
      goto cleanup;
    }
    fparamp->pathname = pathname;
    fparamp->buf = in_buf->data + offset;
    fparamp->offset = offset;
    fparamp->len = len;

    (void)create_new_thread(PR_USER_THREAD, File_Read_Wrapper, File_Read,
                            (void*)fparamp, PR_PRIORITY_NORMAL, scope,
                            PR_UNJOINABLE_THREAD, 0, i);
    offset += len;
    if ((offset + len) > BUF_DATA_SIZE) {
      break;
    }
  }
  thread_count = i;

  /* Wait for reader threads to exit */
  while (thread_count) {
    PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT);
  }
  PR_ExitMonitor(mon);

  if (memcmp(in_buf->data, out_buf->data, offset) != 0) {
    printf("File Test failed: file data corrupted\n");
    rv = -1;
    goto cleanup;
  }

  if ((PR_Delete(pathname)) < 0) {
    printf("testfile failed to unlink file %s\n", pathname);
    rv = -1;
    goto cleanup;
  }

  /*
   * Test PR_Available, PR_Seek, PR_GetFileInfo, PR_Rename, PR_Access
   */
  if (Misc_File_Tests(pathname) < 0) {
    rv = -1;
  }

cleanup:
  if ((PR_RmDir(TEST_DIR)) < 0) {
    printf("testfile failed to rmdir %s\n", TEST_DIR);
    rv = -1;
  }
  return rv;
}

struct dirtest_arg {
  PRMonitor* mon;
  PRInt32 done;
};

static PRInt32 RunDirTest(void) {
  int i;
  PRThread* t;
  PRMonitor* mon;
  struct dirtest_arg thrarg;

  mon = PR_NewMonitor();
  if (!mon) {
    printf("RunDirTest: Error - failed to create monitor\n");
    dirtest_failed = 1;
    return -1;
  }
  thrarg.mon = mon;

  for (i = 0; i < NUM_DIRTEST_THREADS; i++) {
    thrarg.done = 0;
    t = create_new_thread(PR_USER_THREAD, DirTestWrapper, DirTestVoid, &thrarg,
                          PR_PRIORITY_NORMAL, PR_LOCAL_THREAD,
                          PR_UNJOINABLE_THREAD, 0, i);
    if (!t) {
      printf("RunDirTest: Error - failed to create thread\n");
      dirtest_failed = 1;
      return -1;
    }
    PR_EnterMonitor(mon);
    while (!thrarg.done) {
      PR_Wait(mon, PR_INTERVAL_NO_TIMEOUT);
    }
    PR_ExitMonitor(mon);
  }
  PR_DestroyMonitor(mon);
  return 0;
}

static PRInt32 PR_CALLBACK DirTest(void* arg) {
  struct dirtest_arg* tinfo = (struct dirtest_arg*)arg;
  PRFileDesc* fd_file;
  PRDir* fd_dir;
  int i;
  int path_len;
  PRDirEntry* dirEntry;
  PRFileInfo info;
  PRInt32 num_files = 0;
#if defined(XP_PC) && defined(WIN32)
  HANDLE hfile;
#endif

#define FILES_IN_DIR 20

  /*
   * Create Test dir
   */
  DPRINTF(("Creating test dir %s\n", TEST_DIR));
  if ((PR_MkDir(TEST_DIR, 0777)) < 0) {
    printf("testfile failed to create dir %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }
  fd_dir = PR_OpenDir(TEST_DIR);
  if (fd_dir == NULL) {
    printf("testfile failed to open dirctory %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }

  strcpy(pathname, TEST_DIR);
  strcat(pathname, "/");
  strcat(pathname, FILE_NAME);
  path_len = strlen(pathname);

  for (i = 0; i < FILES_IN_DIR; i++) {
    sprintf(pathname + path_len, "%d%s", i, "");

    DPRINTF(("Creating test file %s\n", pathname));

    fd_file = PR_Open(pathname, PR_RDWR | PR_CREATE_FILE, 0777);

    if (fd_file == NULL) {
      printf("testfile failed to create/open file %s [%d, %d]\n", pathname,
             PR_GetError(), PR_GetOSError());
      return -1;
    }
    PR_Close(fd_file);
  }
#if defined(XP_UNIX) || (defined(XP_PC) && defined(WIN32))
  /*
   * Create a hidden file - a platform-dependent operation
   */
  strcpy(pathname, TEST_DIR);
  strcat(pathname, "/");
  strcat(pathname, HIDDEN_FILE_NAME);
#  if defined(XP_UNIX)
  DPRINTF(("Creating hidden test file %s\n", pathname));
  fd_file = PR_Open(pathname, PR_RDWR | PR_CREATE_FILE, 0777);

  if (fd_file == NULL) {
    printf("testfile failed to create/open hidden file %s [%d, %d]\n", pathname,
           PR_GetError(), PR_GetOSError());
    return -1;
  }

  PR_Close(fd_file);

#  elif defined(WINCE)
  DPRINTF(("Creating hidden test file %s\n", pathname));
  MultiByteToWideChar(CP_ACP, 0, pathname, -1, wPathname, 256);
  hfile =
      CreateFile(wPathname, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
                 NULL, CREATE_NEW, FILE_ATTRIBUTE_HIDDEN, NULL);
  if (hfile == INVALID_HANDLE_VALUE) {
    printf("testfile failed to create/open hidden file %s [0, %d]\n", pathname,
           GetLastError());
    return -1;
  }
  CloseHandle(hfile);

#  elif defined(XP_PC) && defined(WIN32)
  DPRINTF(("Creating hidden test file %s\n", pathname));
  hfile = CreateFile(pathname, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
                     NULL, CREATE_NEW, FILE_ATTRIBUTE_HIDDEN, NULL);
  if (hfile == INVALID_HANDLE_VALUE) {
    printf("testfile failed to create/open hidden file %s [0, %d]\n", pathname,
           GetLastError());
    return -1;
  }
  CloseHandle(hfile);

#  endif /* XP_UNIX */

#endif /* XP_UNIX || (XP_PC && WIN32) */

  if (PR_FAILURE == PR_CloseDir(fd_dir)) {
    printf("testfile failed to close dirctory %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }
  fd_dir = PR_OpenDir(TEST_DIR);
  if (fd_dir == NULL) {
    printf("testfile failed to reopen dirctory %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }

  /*
   * List all files, including hidden files
   */
  DPRINTF(("Listing all files in directory %s\n", TEST_DIR));
#if defined(XP_UNIX) || (defined(XP_PC) && defined(WIN32))
  num_files = FILES_IN_DIR + 1;
#else
  num_files = FILES_IN_DIR;
#endif
  while ((dirEntry = PR_ReadDir(fd_dir, PR_SKIP_BOTH)) != NULL) {
    num_files--;
    strcpy(pathname, TEST_DIR);
    strcat(pathname, "/");
    strcat(pathname, dirEntry->name);
    DPRINTF(("\t%s\n", dirEntry->name));

    if ((PR_GetFileInfo(pathname, &info)) < 0) {
      printf("testfile failed to GetFileInfo file %s [%d, %d]\n", pathname,
             PR_GetError(), PR_GetOSError());
      return -1;
    }

    if (info.type != PR_FILE_FILE) {
      printf("testfile incorrect fileinfo for file %s [%d, %d]\n", pathname,
             PR_GetError(), PR_GetOSError());
      return -1;
    }
  }
  if (num_files != 0) {
    printf("testfile failed to find all files in directory %s [%d, %d]\n",
           TEST_DIR, PR_GetError(), PR_GetOSError());
    return -1;
  }

  PR_CloseDir(fd_dir);

#if defined(XP_UNIX) || (defined(XP_PC) && defined(WIN32))

  /*
   * List all files, except hidden files
   */

  fd_dir = PR_OpenDir(TEST_DIR);
  if (fd_dir == NULL) {
    printf("testfile failed to reopen dirctory %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }

  DPRINTF(("Listing non-hidden files in directory %s\n", TEST_DIR));
  while ((dirEntry = PR_ReadDir(fd_dir, PR_SKIP_HIDDEN)) != NULL) {
    DPRINTF(("\t%s\n", dirEntry->name));
    if (!strcmp(HIDDEN_FILE_NAME, dirEntry->name)) {
      printf("testfile found hidden file %s\n", pathname);
      return -1;
    }
  }
  /*
   * Delete hidden file
   */
  strcpy(pathname, TEST_DIR);
  strcat(pathname, "/");
  strcat(pathname, HIDDEN_FILE_NAME);
  if (PR_FAILURE == PR_Delete(pathname)) {
    printf("testfile failed to delete hidden file %s [%d, %d]\n", pathname,
           PR_GetError(), PR_GetOSError());
    return -1;
  }

  PR_CloseDir(fd_dir);
#endif /* XP_UNIX || (XP_PC && WIN32) */

  strcpy(renamename, TEST_DIR);
  strcat(renamename, ".RENAMED");
  if (PR_FAILURE == PR_Rename(TEST_DIR, renamename)) {
    printf("testfile failed to rename directory %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }

  if (PR_FAILURE == PR_MkDir(TEST_DIR, 0777)) {
    printf("testfile failed to recreate dir %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }
  if (PR_SUCCESS == PR_Rename(renamename, TEST_DIR)) {
    printf("testfile renamed directory to existing name %s\n", renamename);
    return -1;
  }

  if (PR_FAILURE == PR_RmDir(TEST_DIR)) {
    printf("testfile failed to rmdir %s [%d, %d]\n", TEST_DIR, PR_GetError(),
           PR_GetOSError());
    return -1;
  }

  if (PR_FAILURE == PR_Rename(renamename, TEST_DIR)) {
    printf("testfile failed to rename directory %s [%d, %d]\n", renamename,
           PR_GetError(), PR_GetOSError());
    return -1;
  }
  fd_dir = PR_OpenDir(TEST_DIR);
  if (fd_dir == NULL) {
    printf("testfile failed to reopen directory %s [%d, %d]\n", TEST_DIR,
           PR_GetError(), PR_GetOSError());
    return -1;
  }

  strcpy(pathname, TEST_DIR);
  strcat(pathname, "/");
  strcat(pathname, FILE_NAME);
  path_len = strlen(pathname);

  for (i = 0; i < FILES_IN_DIR; i++) {
    sprintf(pathname + path_len, "%d%s", i, "");

    if (PR_FAILURE == PR_Delete(pathname)) {
      printf("testfile failed to delete file %s [%d, %d]\n", pathname,
             PR_GetError(), PR_GetOSError());
      return -1;
    }
  }

  PR_CloseDir(fd_dir);

  if (PR_FAILURE == PR_RmDir(TEST_DIR)) {
    printf("testfile failed to rmdir %s [%d, %d]\n", TEST_DIR, PR_GetError(),
           PR_GetOSError());
    return -1;
  }
  PR_EnterMonitor(tinfo->mon);
  tinfo->done = 1;
  PR_Notify(tinfo->mon);
  PR_ExitMonitor(tinfo->mon);

  return 0;
}
/************************************************************************/

/*
 * Test file and directory NSPR APIs
 */

int main(int argc, char** argv) {
#ifdef WIN32
  PRUint32 len;
#endif
#if defined(XP_UNIX)
  int opt;
  extern char* optarg;
  extern int optind;
#endif
#if defined(XP_UNIX)
  while ((opt = getopt(argc, argv, "d")) != EOF) {
    switch (opt) {
      case 'd':
        _debug_on = 1;
        break;
      default:
        break;
    }
  }
#endif
  PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);
  PR_STDIO_INIT();

  mon = PR_NewMonitor();
  if (mon == NULL) {
    printf("testfile: PR_NewMonitor failed\n");
    exit(2);
  }
#ifdef WIN32

#  ifdef WINCE
  {
    WCHAR tdir[TMPDIR_LEN];
    len = GetTempPath(TMPDIR_LEN, tdir);
    if ((len > 0) && (len < (TMPDIR_LEN - 6))) {
      /*
       * enough space for prdir
       */
      WideCharToMultiByte(CP_ACP, 0, tdir, -1, testdir, TMPDIR_LEN, 0, 0);
    }
  }
#  else
  len = GetTempPath(TMPDIR_LEN, testdir);
#  endif /* WINCE */

  if ((len > 0) && (len < (TMPDIR_LEN - 6))) {
    /*
     * enough space for prdir
     */
    strcpy((testdir + len), "prdir");
    TEST_DIR = testdir;
    printf("TEST_DIR = %s\n", TEST_DIR);
  }
#endif /* WIN32 */

  if (FileTest() < 0) {
    printf("File Test failed\n");
    exit(2);
  }
  printf("File Test passed\n");
  if ((RunDirTest() < 0) || dirtest_failed) {
    printf("Dir Test failed\n");
    exit(2);
  }
  printf("Dir Test passed\n");

  PR_DestroyMonitor(mon);
  PR_Cleanup();
  return 0;
}