/*
 * WININET - Ftp implementation
 *
 * Copyright 1999 Corel Corporation
 * Copyright 2004 Mike McCormack for CodeWeavers
 * Copyright 2004 Kevin Koltzau
 *
 * Ulrich Czekalla
 * Noureddine Jemmali
 *
 * Copyright 2000 Andreas Mohr
 * Copyright 2002 Jaco Greeff
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "config.h"
#include "wine/port.h"

#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <time.h>
#include <assert.h>

#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "wininet.h"
#include "winnls.h"
#include "winerror.h"
#include "winreg.h"
#include "winternl.h"
#include "shlwapi.h"

#include "wine/debug.h"
#include "internet.h"

WINE_DEFAULT_DEBUG_CHANNEL(wininet);

#define DATA_PACKET_SIZE 	0x2000
#define szCRLF 			"\r\n"
#define MAX_BACKLOG 		5

/* Testing shows that Windows only accepts dwFlags where the last
 * 3 (yes 3) bits define FTP_TRANSFER_TYPE_UNKNOWN, FTP_TRANSFER_TYPE_ASCII or FTP_TRANSFER_TYPE_BINARY.
 */
#define FTP_CONDITION_MASK      0x0007

typedef enum {
  /* FTP commands with arguments. */
  FTP_CMD_ACCT,
  FTP_CMD_CWD,
  FTP_CMD_DELE,
  FTP_CMD_MKD,
  FTP_CMD_PASS,
  FTP_CMD_PORT,
  FTP_CMD_RETR,
  FTP_CMD_RMD,
  FTP_CMD_RNFR,
  FTP_CMD_RNTO,
  FTP_CMD_STOR,
  FTP_CMD_TYPE,
  FTP_CMD_USER,
  FTP_CMD_SIZE,

  /* FTP commands without arguments. */
  FTP_CMD_ABOR,
  FTP_CMD_LIST,
  FTP_CMD_NLST,
  FTP_CMD_PASV,
  FTP_CMD_PWD,
  FTP_CMD_QUIT,
} FTP_COMMAND;

static const CHAR *szFtpCommands[] = {
  "ACCT",
  "CWD",
  "DELE",
  "MKD",
  "PASS",
  "PORT",
  "RETR",
  "RMD",
  "RNFR",
  "RNTO",
  "STOR",
  "TYPE",
  "USER",
  "SIZE",
  "ABOR",
  "LIST",
  "NLST",
  "PASV",
  "PWD",
  "QUIT",
};

static const CHAR szMonths[] = "JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC";
static const WCHAR szNoAccount[] = {'n','o','a','c','c','o','u','n','t','\0'};

static void FTP_CloseFileTransferHandle(LPWININETHANDLEHEADER hdr);
static void FTP_CloseSessionHandle(LPWININETHANDLEHEADER hdr);
static void FTP_CloseFindNextHandle(LPWININETHANDLEHEADER hdr);
static BOOL FTP_SendCommand(INT nSocket, FTP_COMMAND ftpCmd, LPCWSTR lpszParam,
	INTERNET_STATUS_CALLBACK lpfnStatusCB, LPWININETHANDLEHEADER hdr, DWORD dwContext);
static BOOL FTP_SendStore(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszRemoteFile, DWORD dwType);
static BOOL FTP_GetDataSocket(LPWININETFTPSESSIONW lpwfs, LPINT nDataSocket);
static BOOL FTP_SendData(LPWININETFTPSESSIONW lpwfs, INT nDataSocket, HANDLE hFile);
static INT FTP_ReceiveResponse(LPWININETFTPSESSIONW lpwfs, DWORD dwContext);
static DWORD FTP_SendRetrieve(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszRemoteFile, DWORD dwType);
static BOOL FTP_RetrieveFileData(LPWININETFTPSESSIONW lpwfs, INT nDataSocket, DWORD nBytes, HANDLE hFile);
static BOOL FTP_InitListenSocket(LPWININETFTPSESSIONW lpwfs);
static BOOL FTP_ConnectToHost(LPWININETFTPSESSIONW lpwfs);
static BOOL FTP_SendPassword(LPWININETFTPSESSIONW lpwfs);
static BOOL FTP_SendAccount(LPWININETFTPSESSIONW lpwfs);
static BOOL FTP_SendType(LPWININETFTPSESSIONW lpwfs, DWORD dwType);
static BOOL FTP_GetFileSize(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszRemoteFile, DWORD *dwSize);
static BOOL FTP_SendPort(LPWININETFTPSESSIONW lpwfs);
static BOOL FTP_DoPassive(LPWININETFTPSESSIONW lpwfs);
static BOOL FTP_SendPortOrPasv(LPWININETFTPSESSIONW lpwfs);
static BOOL FTP_ParsePermission(LPCSTR lpszPermission, LPFILEPROPERTIESW lpfp);
static BOOL FTP_ParseNextFile(INT nSocket, LPCWSTR lpszSearchFile, LPFILEPROPERTIESW fileprop);
static BOOL FTP_ParseDirectory(LPWININETFTPSESSIONW lpwfs, INT nSocket, LPCWSTR lpszSearchFile,
	LPFILEPROPERTIESW *lpafp, LPDWORD dwfp);
static HINTERNET FTP_ReceiveFileList(LPWININETFTPSESSIONW lpwfs, INT nSocket, LPCWSTR lpszSearchFile,
	LPWIN32_FIND_DATAW lpFindFileData, DWORD dwContext);
static DWORD FTP_SetResponseError(DWORD dwResponse);

/***********************************************************************
 *           FtpPutFileA (WININET.@)
 *
 * Uploads a file to the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpPutFileA(HINTERNET hConnect, LPCSTR lpszLocalFile,
    LPCSTR lpszNewRemoteFile, DWORD dwFlags, DWORD dwContext)
{
    LPWSTR lpwzLocalFile;
    LPWSTR lpwzNewRemoteFile;
    BOOL ret;
    
    lpwzLocalFile = lpszLocalFile?WININET_strdup_AtoW(lpszLocalFile):NULL;
    lpwzNewRemoteFile = lpszNewRemoteFile?WININET_strdup_AtoW(lpszNewRemoteFile):NULL;
    ret = FtpPutFileW(hConnect, lpwzLocalFile, lpwzNewRemoteFile,
                      dwFlags, dwContext);
    HeapFree(GetProcessHeap(), 0, lpwzLocalFile);
    HeapFree(GetProcessHeap(), 0, lpwzNewRemoteFile);
    return ret;
}

static void AsyncFtpPutFileProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPPUTFILEW const *req = &workRequest->u.FtpPutFileW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpPutFileW(lpwfs, req->lpszLocalFile,
               req->lpszNewRemoteFile, req->dwFlags, req->dwContext);

    HeapFree(GetProcessHeap(), 0, req->lpszLocalFile);
    HeapFree(GetProcessHeap(), 0, req->lpszNewRemoteFile);
}

/***********************************************************************
 *           FtpPutFileW (WININET.@)
 *
 * Uploads a file to the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpPutFileW(HINTERNET hConnect, LPCWSTR lpszLocalFile,
    LPCWSTR lpszNewRemoteFile, DWORD dwFlags, DWORD dwContext)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    if (!lpszLocalFile || !lpszNewRemoteFile)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hConnect );
    if (!lpwfs)
    {
        INTERNET_SetLastError(ERROR_INVALID_HANDLE);
        return FALSE;
    }

    if (WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    if ((dwFlags & FTP_CONDITION_MASK) > FTP_TRANSFER_TYPE_BINARY)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPPUTFILEW *req = &workRequest.u.FtpPutFileW;

        workRequest.asyncproc = AsyncFtpPutFileProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req->lpszLocalFile = WININET_strdupW(lpszLocalFile);
        req->lpszNewRemoteFile = WININET_strdupW(lpszNewRemoteFile);
	req->dwFlags = dwFlags;
	req->dwContext = dwContext;

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpPutFileW(lpwfs, lpszLocalFile,
	    lpszNewRemoteFile, dwFlags, dwContext);
    }

lend:
    WININET_Release( &lpwfs->hdr );

    return r;
}

/***********************************************************************
 *           FTP_FtpPutFileW (Internal)
 *
 * Uploads a file to the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FTP_FtpPutFileW(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszLocalFile,
    LPCWSTR lpszNewRemoteFile, DWORD dwFlags, DWORD dwContext)
{
    HANDLE hFile = NULL;
    BOOL bSuccess = FALSE;
    LPWININETAPPINFOW hIC = NULL;
    INT nResCode;

    TRACE(" lpszLocalFile(%s) lpszNewRemoteFile(%s)\n", debugstr_w(lpszLocalFile), debugstr_w(lpszNewRemoteFile));

    /* Clear any error information */
    INTERNET_SetLastError(0);

    /* Open file to be uploaded */
    if (INVALID_HANDLE_VALUE ==
        (hFile = CreateFileW(lpszLocalFile, GENERIC_READ, 0, 0, OPEN_EXISTING, 0, 0)))
    {
        INTERNET_SetLastError(ERROR_FILE_NOT_FOUND);
        return FALSE;
    }

    hIC = lpwfs->lpAppInfo;

    SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_SENDING_REQUEST, NULL, 0);

    if (FTP_SendStore(lpwfs, lpszNewRemoteFile, dwFlags))
    {
        INT nDataSocket;

        /* Get data socket to server */
        if (FTP_GetDataSocket(lpwfs, &nDataSocket))
        {
            FTP_SendData(lpwfs, nDataSocket, hFile);
            closesocket(nDataSocket);
	    nResCode = FTP_ReceiveResponse(lpwfs, dwContext);
	    if (nResCode)
	    {
	        if (nResCode == 226)
		    bSuccess = TRUE;
		else
		    FTP_SetResponseError(nResCode);
	    }
        }
    }

    if (lpwfs->lstnSocket != -1)
        closesocket(lpwfs->lstnSocket);

    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    if (hFile)
        CloseHandle(hFile);

    return bSuccess;
}


/***********************************************************************
 *           FtpSetCurrentDirectoryA (WININET.@)
 *
 * Change the working directory on the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpSetCurrentDirectoryA(HINTERNET hConnect, LPCSTR lpszDirectory)
{
    LPWSTR lpwzDirectory;
    BOOL ret;
    
    lpwzDirectory = lpszDirectory?WININET_strdup_AtoW(lpszDirectory):NULL;
    ret = FtpSetCurrentDirectoryW(hConnect, lpwzDirectory);
    HeapFree(GetProcessHeap(), 0, lpwzDirectory);
    return ret;
}


static void AsyncFtpSetCurrentDirectoryProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPSETCURRENTDIRECTORYW const *req = &workRequest->u.FtpSetCurrentDirectoryW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpSetCurrentDirectoryW(lpwfs, req->lpszDirectory);
    HeapFree(GetProcessHeap(), 0, req->lpszDirectory);
}

/***********************************************************************
 *           FtpSetCurrentDirectoryW (WININET.@)
 *
 * Change the working directory on the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpSetCurrentDirectoryW(HINTERNET hConnect, LPCWSTR lpszDirectory)
{
    LPWININETFTPSESSIONW lpwfs = NULL;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    if (!lpszDirectory)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hConnect );
    if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    TRACE("lpszDirectory(%s)\n", debugstr_w(lpszDirectory));

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPSETCURRENTDIRECTORYW *req;

        workRequest.asyncproc = AsyncFtpSetCurrentDirectoryProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpSetCurrentDirectoryW;
        req->lpszDirectory = WININET_strdupW(lpszDirectory);

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpSetCurrentDirectoryW(lpwfs, lpszDirectory);
    }

lend:
    if( lpwfs )
        WININET_Release( &lpwfs->hdr );

    return r;
}


/***********************************************************************
 *           FTP_FtpSetCurrentDirectoryW (Internal)
 *
 * Change the working directory on the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FTP_FtpSetCurrentDirectoryW(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszDirectory)
{
    INT nResCode;
    LPWININETAPPINFOW hIC = NULL;
    DWORD bSuccess = FALSE;

    TRACE("lpszDirectory(%s)\n", debugstr_w(lpszDirectory));

    /* Clear any error information */
    INTERNET_SetLastError(0);

    hIC = lpwfs->lpAppInfo;
    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_CWD, lpszDirectory,
        lpwfs->hdr.lpfnStatusCB, &lpwfs->hdr, lpwfs->hdr.dwContext))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);

    if (nResCode)
    {
        if (nResCode == 250)
            bSuccess = TRUE;
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : ERROR_INTERNET_EXTENDED_ERROR;
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }
    return bSuccess;
}


/***********************************************************************
 *           FtpCreateDirectoryA (WININET.@)
 *
 * Create new directory on the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpCreateDirectoryA(HINTERNET hConnect, LPCSTR lpszDirectory)
{
    LPWSTR lpwzDirectory;
    BOOL ret;
    
    lpwzDirectory = lpszDirectory?WININET_strdup_AtoW(lpszDirectory):NULL;
    ret = FtpCreateDirectoryW(hConnect, lpwzDirectory);
    HeapFree(GetProcessHeap(), 0, lpwzDirectory);
    return ret;
}


static void AsyncFtpCreateDirectoryProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPCREATEDIRECTORYW const *req = &workRequest->u.FtpCreateDirectoryW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE(" %p\n", lpwfs);

    FTP_FtpCreateDirectoryW(lpwfs, req->lpszDirectory);
    HeapFree(GetProcessHeap(), 0, req->lpszDirectory);
}

/***********************************************************************
 *           FtpCreateDirectoryW (WININET.@)
 *
 * Create new directory on the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpCreateDirectoryW(HINTERNET hConnect, LPCWSTR lpszDirectory)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hConnect );
    if (!lpwfs)
    {
        INTERNET_SetLastError(ERROR_INVALID_HANDLE);
        return FALSE;
    }

    if (WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    if (!lpszDirectory)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPCREATEDIRECTORYW *req;

        workRequest.asyncproc = AsyncFtpCreateDirectoryProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpCreateDirectoryW;
        req->lpszDirectory = WININET_strdupW(lpszDirectory);

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpCreateDirectoryW(lpwfs, lpszDirectory);
    }
lend:
    WININET_Release( &lpwfs->hdr );

    return r;
}


/***********************************************************************
 *           FTP_FtpCreateDirectoryW (Internal)
 *
 * Create new directory on the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FTP_FtpCreateDirectoryW(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszDirectory)
{
    INT nResCode;
    BOOL bSuccess = FALSE;
    LPWININETAPPINFOW hIC = NULL;

    TRACE("lpszDirectory(%s)\n", debugstr_w(lpszDirectory));

    /* Clear any error information */
    INTERNET_SetLastError(0);

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_MKD, lpszDirectory, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 257)
            bSuccess = TRUE;
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return bSuccess;
}

/***********************************************************************
 *           FtpFindFirstFileA (WININET.@)
 *
 * Search the specified directory
 *
 * RETURNS
 *    HINTERNET on success
 *    NULL on failure
 *
 */
HINTERNET WINAPI FtpFindFirstFileA(HINTERNET hConnect,
    LPCSTR lpszSearchFile, LPWIN32_FIND_DATAA lpFindFileData, DWORD dwFlags, DWORD dwContext)
{
    LPWSTR lpwzSearchFile;
    WIN32_FIND_DATAW wfd;
    LPWIN32_FIND_DATAW lpFindFileDataW;
    HINTERNET ret;
    
    lpwzSearchFile = lpszSearchFile?WININET_strdup_AtoW(lpszSearchFile):NULL;
    lpFindFileDataW = lpFindFileData?&wfd:NULL;
    ret = FtpFindFirstFileW(hConnect, lpwzSearchFile, lpFindFileDataW, dwFlags, dwContext);
    HeapFree(GetProcessHeap(), 0, lpwzSearchFile);
    
    if(lpFindFileData) {
        WININET_find_data_WtoA(lpFindFileDataW, lpFindFileData);
    }
    return ret;
}


static void AsyncFtpFindFirstFileProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPFINDFIRSTFILEW const *req = &workRequest->u.FtpFindFirstFileW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpFindFirstFileW(lpwfs, req->lpszSearchFile,
       req->lpFindFileData, req->dwFlags, req->dwContext);
    HeapFree(GetProcessHeap(), 0, req->lpszSearchFile);
}

/***********************************************************************
 *           FtpFindFirstFileW (WININET.@)
 *
 * Search the specified directory
 *
 * RETURNS
 *    HINTERNET on success
 *    NULL on failure
 *
 */
HINTERNET WINAPI FtpFindFirstFileW(HINTERNET hConnect,
    LPCWSTR lpszSearchFile, LPWIN32_FIND_DATAW lpFindFileData, DWORD dwFlags, DWORD dwContext)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    HINTERNET r = NULL;

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hConnect );
    if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPFINDFIRSTFILEW *req;

        workRequest.asyncproc = AsyncFtpFindFirstFileProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpFindFirstFileW;
        req->lpszSearchFile = (lpszSearchFile == NULL) ? NULL : WININET_strdupW(lpszSearchFile);
	req->lpFindFileData = lpFindFileData;
	req->dwFlags = dwFlags;
	req->dwContext= dwContext;

	INTERNET_AsyncCall(&workRequest);
	r = NULL;
    }
    else
    {
        r = FTP_FtpFindFirstFileW(lpwfs, lpszSearchFile, lpFindFileData,
            dwFlags, dwContext);
    }
lend:
    if( lpwfs )
        WININET_Release( &lpwfs->hdr );

    return r;
}


/***********************************************************************
 *           FTP_FtpFindFirstFileW (Internal)
 *
 * Search the specified directory
 *
 * RETURNS
 *    HINTERNET on success
 *    NULL on failure
 *
 */
HINTERNET WINAPI FTP_FtpFindFirstFileW(LPWININETFTPSESSIONW lpwfs,
    LPCWSTR lpszSearchFile, LPWIN32_FIND_DATAW lpFindFileData, DWORD dwFlags, DWORD dwContext)
{
    INT nResCode;
    LPWININETAPPINFOW hIC = NULL;
    HINTERNET hFindNext = NULL;

    TRACE("\n");

    /* Clear any error information */
    INTERNET_SetLastError(0);

    if (!FTP_InitListenSocket(lpwfs))
        goto lend;

    if (!FTP_SendType(lpwfs, INTERNET_FLAG_TRANSFER_ASCII))
        goto lend;

    if (!FTP_SendPortOrPasv(lpwfs))
        goto lend;

    hIC = lpwfs->lpAppInfo;
    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_LIST, NULL,
        lpwfs->hdr.lpfnStatusCB, &lpwfs->hdr, lpwfs->hdr.dwContext))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 125 || nResCode == 150)
        {
            INT nDataSocket;

            /* Get data socket to server */
            if (FTP_GetDataSocket(lpwfs, &nDataSocket))
            {
                hFindNext = FTP_ReceiveFileList(lpwfs, nDataSocket, lpszSearchFile, lpFindFileData, dwContext);
                closesocket(nDataSocket);
                nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
                if (nResCode != 226 && nResCode != 250)
                    INTERNET_SetLastError(ERROR_NO_MORE_FILES);
            }
        }
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    if (lpwfs->lstnSocket != -1)
        closesocket(lpwfs->lstnSocket);

    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        if (hFindNext)
	{
            iar.dwResult = (DWORD)hFindNext;
            iar.dwError = ERROR_SUCCESS;
            SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_HANDLE_CREATED,
                &iar, sizeof(INTERNET_ASYNC_RESULT));
	}

        iar.dwResult = (DWORD)hFindNext;
        iar.dwError = hFindNext ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return hFindNext;
}


/***********************************************************************
 *           FtpGetCurrentDirectoryA (WININET.@)
 *
 * Retrieves the current directory
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpGetCurrentDirectoryA(HINTERNET hFtpSession, LPSTR lpszCurrentDirectory,
    LPDWORD lpdwCurrentDirectory)
{
    WCHAR *dir = NULL;
    DWORD len;
    BOOL ret;

    if(lpdwCurrentDirectory) {
        len = *lpdwCurrentDirectory;
        if(lpszCurrentDirectory)
        {
            dir = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
            if (NULL == dir)
            {
                INTERNET_SetLastError(ERROR_OUTOFMEMORY);
                return FALSE;
            }
        }
    }
    ret = FtpGetCurrentDirectoryW(hFtpSession, lpszCurrentDirectory?dir:NULL, lpdwCurrentDirectory?&len:NULL);
    if(lpdwCurrentDirectory) {
        *lpdwCurrentDirectory = len;
        if(lpszCurrentDirectory) { 
            WideCharToMultiByte(CP_ACP, 0, dir, len, lpszCurrentDirectory, *lpdwCurrentDirectory, NULL, NULL);
            HeapFree(GetProcessHeap(), 0, dir);
        }
    }
    return ret;
}


static void AsyncFtpGetCurrentDirectoryProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPGETCURRENTDIRECTORYW const *req = &workRequest->u.FtpGetCurrentDirectoryW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpGetCurrentDirectoryW(lpwfs, req->lpszDirectory, req->lpdwDirectory);
}

/***********************************************************************
 *           FtpGetCurrentDirectoryW (WININET.@)
 *
 * Retrieves the current directory
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpGetCurrentDirectoryW(HINTERNET hFtpSession, LPWSTR lpszCurrentDirectory,
    LPDWORD lpdwCurrentDirectory)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    TRACE("len(%d)\n", *lpdwCurrentDirectory);

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hFtpSession );
    if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPGETCURRENTDIRECTORYW *req;

        workRequest.asyncproc = AsyncFtpGetCurrentDirectoryProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpGetCurrentDirectoryW;
	req->lpszDirectory = lpszCurrentDirectory;
	req->lpdwDirectory = lpdwCurrentDirectory;

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpGetCurrentDirectoryW(lpwfs, lpszCurrentDirectory,
            lpdwCurrentDirectory);
    }

lend:
    if( lpwfs )
        WININET_Release( &lpwfs->hdr );

    return r;
}


/***********************************************************************
 *           FTP_FtpGetCurrentDirectoryW (Internal)
 *
 * Retrieves the current directory
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FTP_FtpGetCurrentDirectoryW(LPWININETFTPSESSIONW lpwfs, LPWSTR lpszCurrentDirectory,
	LPDWORD lpdwCurrentDirectory)
{
    INT nResCode;
    LPWININETAPPINFOW hIC = NULL;
    DWORD bSuccess = FALSE;

    TRACE("len(%d)\n", *lpdwCurrentDirectory);

    /* Clear any error information */
    INTERNET_SetLastError(0);

    ZeroMemory(lpszCurrentDirectory, *lpdwCurrentDirectory);

    hIC = lpwfs->lpAppInfo;
    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_PWD, NULL,
        lpwfs->hdr.lpfnStatusCB, &lpwfs->hdr, lpwfs->hdr.dwContext))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 257) /* Extract directory name */
        {
            DWORD firstpos, lastpos, len;
	    LPWSTR lpszResponseBuffer = WININET_strdup_AtoW(INTERNET_GetResponseBuffer());

            for (firstpos = 0, lastpos = 0; lpszResponseBuffer[lastpos]; lastpos++)
            {
                if ('"' == lpszResponseBuffer[lastpos])
                {
                    if (!firstpos)
                        firstpos = lastpos;
                    else
                        break;
		}
            }

            len = lastpos - firstpos - 1;
            lstrcpynW(lpszCurrentDirectory, &lpszResponseBuffer[firstpos+1], *lpdwCurrentDirectory);
            HeapFree(GetProcessHeap(), 0, lpszResponseBuffer);
            *lpdwCurrentDirectory = len;
            bSuccess = TRUE;
        }
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : ERROR_INTERNET_EXTENDED_ERROR;
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return (DWORD) bSuccess;
}

/***********************************************************************
 *           FtpOpenFileA (WININET.@)
 *
 * Open a remote file for writing or reading
 *
 * RETURNS
 *    HINTERNET handle on success
 *    NULL on failure
 *
 */
HINTERNET WINAPI FtpOpenFileA(HINTERNET hFtpSession,
    LPCSTR lpszFileName, DWORD fdwAccess, DWORD dwFlags,
    DWORD dwContext)
{
    LPWSTR lpwzFileName;
    HINTERNET ret;
    
    lpwzFileName = lpszFileName?WININET_strdup_AtoW(lpszFileName):NULL;
    ret = FtpOpenFileW(hFtpSession, lpwzFileName, fdwAccess, dwFlags, dwContext);
    HeapFree(GetProcessHeap(), 0, lpwzFileName);
    return ret;
}


static void AsyncFtpOpenFileProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPOPENFILEW const *req = &workRequest->u.FtpOpenFileW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpOpenFileW(lpwfs, req->lpszFilename,
        req->dwAccess, req->dwFlags, req->dwContext);
    HeapFree(GetProcessHeap(), 0, req->lpszFilename);
}

/***********************************************************************
 *           FtpOpenFileW (WININET.@)
 *
 * Open a remote file for writing or reading
 *
 * RETURNS
 *    HINTERNET handle on success
 *    NULL on failure
 *
 */
HINTERNET WINAPI FtpOpenFileW(HINTERNET hFtpSession,
    LPCWSTR lpszFileName, DWORD fdwAccess, DWORD dwFlags,
    DWORD dwContext)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    HINTERNET r = NULL;
    
    TRACE("(%p,%s,0x%08x,0x%08x,0x%08x)\n", hFtpSession,
        debugstr_w(lpszFileName), fdwAccess, dwFlags, dwContext);

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hFtpSession );
    if (!lpwfs)
    {
        INTERNET_SetLastError(ERROR_INVALID_HANDLE);
        return FALSE;
    }

    if (WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    if ((!lpszFileName) ||
        ((fdwAccess != GENERIC_READ) && (fdwAccess != GENERIC_WRITE)) ||
        ((dwFlags & FTP_CONDITION_MASK) > FTP_TRANSFER_TYPE_BINARY))
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    if (lpwfs->download_in_progress != NULL) {
	INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
	goto lend;
    }
    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPOPENFILEW *req;

        workRequest.asyncproc = AsyncFtpOpenFileProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpOpenFileW;
	req->lpszFilename = WININET_strdupW(lpszFileName);
	req->dwAccess = fdwAccess;
	req->dwFlags = dwFlags;
	req->dwContext = dwContext;

	INTERNET_AsyncCall(&workRequest);
	r = NULL;
    }
    else
    {
	r = FTP_FtpOpenFileW(lpwfs, lpszFileName, fdwAccess, dwFlags, dwContext);
    }

lend:
    WININET_Release( &lpwfs->hdr );

    return r;
}


/***********************************************************************
 *           FTP_FtpOpenFileW (Internal)
 *
 * Open a remote file for writing or reading
 *
 * RETURNS
 *    HINTERNET handle on success
 *    NULL on failure
 *
 */
HINTERNET FTP_FtpOpenFileW(LPWININETFTPSESSIONW lpwfs,
	LPCWSTR lpszFileName, DWORD fdwAccess, DWORD dwFlags,
	DWORD dwContext)
{
    INT nDataSocket;
    BOOL bSuccess = FALSE;
    LPWININETFTPFILE lpwh = NULL;
    LPWININETAPPINFOW hIC = NULL;
    HINTERNET handle = NULL;

    TRACE("\n");

    /* Clear any error information */
    INTERNET_SetLastError(0);

    if (GENERIC_READ == fdwAccess)
    {
        /* Set up socket to retrieve data */
        bSuccess = FTP_SendRetrieve(lpwfs, lpszFileName, dwFlags);
    }
    else if (GENERIC_WRITE == fdwAccess)
    {
        /* Set up socket to send data */
        bSuccess = FTP_SendStore(lpwfs, lpszFileName, dwFlags);
    }

    /* Get data socket to server */
    if (bSuccess && FTP_GetDataSocket(lpwfs, &nDataSocket))
    {
        lpwh = HeapAlloc(GetProcessHeap(), 0, sizeof(WININETFTPFILE));
        lpwh->hdr.htype = WH_HFILE;
        lpwh->hdr.dwFlags = dwFlags;
        lpwh->hdr.dwContext = dwContext;
        lpwh->hdr.dwRefCount = 1;
        lpwh->hdr.destroy = FTP_CloseFileTransferHandle;
        lpwh->hdr.lpfnStatusCB = lpwfs->hdr.lpfnStatusCB;
        lpwh->nDataSocket = nDataSocket;
	lpwh->session_deleted = FALSE;

        WININET_AddRef( &lpwfs->hdr );
        lpwh->lpFtpSession = lpwfs;
	
        handle = WININET_AllocHandle( &lpwh->hdr );
        if( !handle )
            goto lend;

	/* Indicate that a download is currently in progress */
	lpwfs->download_in_progress = lpwh;
    }

    if (lpwfs->lstnSocket != -1)
        closesocket(lpwfs->lstnSocket);

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

	if (lpwh)
	{
            iar.dwResult = (DWORD)handle;
            iar.dwError = ERROR_SUCCESS;
            SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_HANDLE_CREATED,
                &iar, sizeof(INTERNET_ASYNC_RESULT));
	}

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

lend:
    if( lpwh )
        WININET_Release( &lpwh->hdr );

    return handle;
}


/***********************************************************************
 *           FtpGetFileA (WININET.@)
 *
 * Retrieve file from the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpGetFileA(HINTERNET hInternet, LPCSTR lpszRemoteFile, LPCSTR lpszNewFile,
    BOOL fFailIfExists, DWORD dwLocalFlagsAttribute, DWORD dwInternetFlags,
    DWORD dwContext)
{
    LPWSTR lpwzRemoteFile;
    LPWSTR lpwzNewFile;
    BOOL ret;
    
    lpwzRemoteFile = lpszRemoteFile?WININET_strdup_AtoW(lpszRemoteFile):NULL;
    lpwzNewFile = lpszNewFile?WININET_strdup_AtoW(lpszNewFile):NULL;
    ret = FtpGetFileW(hInternet, lpwzRemoteFile, lpwzNewFile, fFailIfExists,
        dwLocalFlagsAttribute, dwInternetFlags, dwContext);
    HeapFree(GetProcessHeap(), 0, lpwzRemoteFile);
    HeapFree(GetProcessHeap(), 0, lpwzNewFile);
    return ret;
}


static void AsyncFtpGetFileProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPGETFILEW const *req = &workRequest->u.FtpGetFileW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpGetFileW(lpwfs, req->lpszRemoteFile,
             req->lpszNewFile, req->fFailIfExists,
             req->dwLocalFlagsAttribute, req->dwFlags, req->dwContext);
    HeapFree(GetProcessHeap(), 0, req->lpszRemoteFile);
    HeapFree(GetProcessHeap(), 0, req->lpszNewFile);
}


/***********************************************************************
 *           FtpGetFileW (WININET.@)
 *
 * Retrieve file from the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpGetFileW(HINTERNET hInternet, LPCWSTR lpszRemoteFile, LPCWSTR lpszNewFile,
    BOOL fFailIfExists, DWORD dwLocalFlagsAttribute, DWORD dwInternetFlags,
    DWORD dwContext)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    if (!lpszRemoteFile || !lpszNewFile)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        return FALSE;
    }

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hInternet );
    if (!lpwfs)
    {
        INTERNET_SetLastError(ERROR_INVALID_HANDLE);
        return FALSE;
    }

    if (WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    if ((dwInternetFlags & FTP_CONDITION_MASK) > FTP_TRANSFER_TYPE_BINARY)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    if (lpwfs->download_in_progress != NULL) {
	INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
        goto lend;
    }
    
    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPGETFILEW *req;

        workRequest.asyncproc = AsyncFtpGetFileProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpGetFileW;
        req->lpszRemoteFile = WININET_strdupW(lpszRemoteFile);
        req->lpszNewFile = WININET_strdupW(lpszNewFile);
	req->dwLocalFlagsAttribute = dwLocalFlagsAttribute;
	req->fFailIfExists = fFailIfExists;
	req->dwFlags = dwInternetFlags;
	req->dwContext = dwContext;

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpGetFileW(lpwfs, lpszRemoteFile, lpszNewFile,
           fFailIfExists, dwLocalFlagsAttribute, dwInternetFlags, dwContext);
    }

lend:
    WININET_Release( &lpwfs->hdr );

    return r;
}


/***********************************************************************
 *           FTP_FtpGetFileW (Internal)
 *
 * Retrieve file from the FTP server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FTP_FtpGetFileW(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszRemoteFile, LPCWSTR lpszNewFile,
	BOOL fFailIfExists, DWORD dwLocalFlagsAttribute, DWORD dwInternetFlags,
	DWORD dwContext)
{
    DWORD nBytes;
    BOOL bSuccess = FALSE;
    HANDLE hFile;
    LPWININETAPPINFOW hIC = NULL;

    TRACE("lpszRemoteFile(%s) lpszNewFile(%s)\n", debugstr_w(lpszRemoteFile), debugstr_w(lpszNewFile));

    /* Clear any error information */
    INTERNET_SetLastError(0);

    /* Ensure we can write to lpszNewfile by opening it */
    hFile = CreateFileW(lpszNewFile, GENERIC_WRITE, 0, 0, fFailIfExists ?
        CREATE_NEW : CREATE_ALWAYS, dwLocalFlagsAttribute, 0);
    if (INVALID_HANDLE_VALUE == hFile)
        goto lend;

    /* Set up socket to retrieve data */
    nBytes = FTP_SendRetrieve(lpwfs, lpszRemoteFile, dwInternetFlags);

    if (nBytes > 0)
    {
        INT nDataSocket;

        /* Get data socket to server */
        if (FTP_GetDataSocket(lpwfs, &nDataSocket))
        {
            INT nResCode;

            /* Receive data */
            FTP_RetrieveFileData(lpwfs, nDataSocket, nBytes, hFile);
            nResCode = FTP_ReceiveResponse(lpwfs, dwContext);
            if (nResCode)
            {
                if (nResCode == 226)
                    bSuccess = TRUE;
		else
                    FTP_SetResponseError(nResCode);
            }
	    closesocket(nDataSocket);
        }
    }

lend:
    if (lpwfs->lstnSocket != -1)
        closesocket(lpwfs->lstnSocket);

    if (hFile)
        CloseHandle(hFile);

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return bSuccess;
}

/***********************************************************************
 *           FtpGetFileSize  (WININET.@)
 */
DWORD WINAPI FtpGetFileSize( HINTERNET hFile, LPDWORD lpdwFileSizeHigh )
{
    FIXME("(%p, %p)\n", hFile, lpdwFileSizeHigh);

    if (lpdwFileSizeHigh)
        *lpdwFileSizeHigh = 0;

    return 0;
}

/***********************************************************************
 *           FtpDeleteFileA  (WININET.@)
 *
 * Delete a file on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpDeleteFileA(HINTERNET hFtpSession, LPCSTR lpszFileName)
{
    LPWSTR lpwzFileName;
    BOOL ret;
    
    lpwzFileName = lpszFileName?WININET_strdup_AtoW(lpszFileName):NULL;
    ret = FtpDeleteFileW(hFtpSession, lpwzFileName);
    HeapFree(GetProcessHeap(), 0, lpwzFileName);
    return ret;
}

static void AsyncFtpDeleteFileProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPDELETEFILEW const *req = &workRequest->u.FtpDeleteFileW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpDeleteFileW(lpwfs, req->lpszFilename);
    HeapFree(GetProcessHeap(), 0, req->lpszFilename);
}

/***********************************************************************
 *           FtpDeleteFileW  (WININET.@)
 *
 * Delete a file on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpDeleteFileW(HINTERNET hFtpSession, LPCWSTR lpszFileName)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hFtpSession );
    if (!lpwfs)
    {
        INTERNET_SetLastError(ERROR_INVALID_HANDLE);
        return FALSE;
    }

    if (WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    if (!lpszFileName)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPDELETEFILEW *req;

        workRequest.asyncproc = AsyncFtpDeleteFileProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpDeleteFileW;
        req->lpszFilename = WININET_strdupW(lpszFileName);

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpDeleteFileW(lpwfs, lpszFileName);
    }

lend:
    WININET_Release( &lpwfs->hdr );

    return r;
}

/***********************************************************************
 *           FTP_FtpDeleteFileW  (Internal)
 *
 * Delete a file on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL FTP_FtpDeleteFileW(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszFileName)
{
    INT nResCode;
    BOOL bSuccess = FALSE;
    LPWININETAPPINFOW hIC = NULL;

    TRACE("%p\n", lpwfs);

    /* Clear any error information */
    INTERNET_SetLastError(0);

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_DELE, lpszFileName, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 250)
            bSuccess = TRUE;
        else
            FTP_SetResponseError(nResCode);
    }
lend:
    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return bSuccess;
}


/***********************************************************************
 *           FtpRemoveDirectoryA  (WININET.@)
 *
 * Remove a directory on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpRemoveDirectoryA(HINTERNET hFtpSession, LPCSTR lpszDirectory)
{
    LPWSTR lpwzDirectory;
    BOOL ret;
    
    lpwzDirectory = lpszDirectory?WININET_strdup_AtoW(lpszDirectory):NULL;
    ret = FtpRemoveDirectoryW(hFtpSession, lpwzDirectory);
    HeapFree(GetProcessHeap(), 0, lpwzDirectory);
    return ret;
}

static void AsyncFtpRemoveDirectoryProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPREMOVEDIRECTORYW const *req = &workRequest->u.FtpRemoveDirectoryW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpRemoveDirectoryW(lpwfs, req->lpszDirectory);
    HeapFree(GetProcessHeap(), 0, req->lpszDirectory);
}

/***********************************************************************
 *           FtpRemoveDirectoryW  (WININET.@)
 *
 * Remove a directory on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpRemoveDirectoryW(HINTERNET hFtpSession, LPCWSTR lpszDirectory)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hFtpSession );
    if (!lpwfs)
    {
        INTERNET_SetLastError(ERROR_INVALID_HANDLE);
        return FALSE;
    }

    if (WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    if (!lpszDirectory)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPREMOVEDIRECTORYW *req;

        workRequest.asyncproc = AsyncFtpRemoveDirectoryProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpRemoveDirectoryW;
        req->lpszDirectory = WININET_strdupW(lpszDirectory);

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpRemoveDirectoryW(lpwfs, lpszDirectory);
    }

lend:
    WININET_Release( &lpwfs->hdr );

    return r;
}

/***********************************************************************
 *           FTP_FtpRemoveDirectoryW  (Internal)
 *
 * Remove a directory on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL FTP_FtpRemoveDirectoryW(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszDirectory)
{
    INT nResCode;
    BOOL bSuccess = FALSE;
    LPWININETAPPINFOW hIC = NULL;

    TRACE("\n");

    /* Clear any error information */
    INTERNET_SetLastError(0);

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_RMD, lpszDirectory, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 250)
            bSuccess = TRUE;
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return bSuccess;
}


/***********************************************************************
 *           FtpRenameFileA  (WININET.@)
 *
 * Rename a file on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpRenameFileA(HINTERNET hFtpSession, LPCSTR lpszSrc, LPCSTR lpszDest)
{
    LPWSTR lpwzSrc;
    LPWSTR lpwzDest;
    BOOL ret;
    
    lpwzSrc = lpszSrc?WININET_strdup_AtoW(lpszSrc):NULL;
    lpwzDest = lpszDest?WININET_strdup_AtoW(lpszDest):NULL;
    ret = FtpRenameFileW(hFtpSession, lpwzSrc, lpwzDest);
    HeapFree(GetProcessHeap(), 0, lpwzSrc);
    HeapFree(GetProcessHeap(), 0, lpwzDest);
    return ret;
}

static void AsyncFtpRenameFileProc(WORKREQUEST *workRequest)
{
    struct WORKREQ_FTPRENAMEFILEW const *req = &workRequest->u.FtpRenameFileW;
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) workRequest->hdr;

    TRACE("%p\n", lpwfs);

    FTP_FtpRenameFileW(lpwfs, req->lpszSrcFile, req->lpszDestFile);
    HeapFree(GetProcessHeap(), 0, req->lpszSrcFile);
    HeapFree(GetProcessHeap(), 0, req->lpszDestFile);
}

/***********************************************************************
 *           FtpRenameFileW  (WININET.@)
 *
 * Rename a file on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FtpRenameFileW(HINTERNET hFtpSession, LPCWSTR lpszSrc, LPCWSTR lpszDest)
{
    LPWININETFTPSESSIONW lpwfs;
    LPWININETAPPINFOW hIC = NULL;
    BOOL r = FALSE;

    lpwfs = (LPWININETFTPSESSIONW) WININET_GetObject( hFtpSession );
    if (!lpwfs)
    {
        INTERNET_SetLastError(ERROR_INVALID_HANDLE);
        return FALSE;
    }

    if (WH_HFTPSESSION != lpwfs->hdr.htype)
    {
        INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
        goto lend;
    }

    if (!lpszSrc || !lpszDest)
    {
        INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lend;
    }

    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        WORKREQUEST workRequest;
        struct WORKREQ_FTPRENAMEFILEW *req;

        workRequest.asyncproc = AsyncFtpRenameFileProc;
        workRequest.hdr = WININET_AddRef( &lpwfs->hdr );
        req = &workRequest.u.FtpRenameFileW;
        req->lpszSrcFile = WININET_strdupW(lpszSrc);
        req->lpszDestFile = WININET_strdupW(lpszDest);

	r = INTERNET_AsyncCall(&workRequest);
    }
    else
    {
        r = FTP_FtpRenameFileW(lpwfs, lpszSrc, lpszDest);
    }

lend:
    WININET_Release( &lpwfs->hdr );

    return r;
}

/***********************************************************************
 *           FTP_FtpRenameFileW  (Internal)
 *
 * Rename a file on the ftp server
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL FTP_FtpRenameFileW( LPWININETFTPSESSIONW lpwfs,
                         LPCWSTR lpszSrc, LPCWSTR lpszDest)
{
    INT nResCode;
    BOOL bSuccess = FALSE;
    LPWININETAPPINFOW hIC = NULL;

    TRACE("\n");

    /* Clear any error information */
    INTERNET_SetLastError(0);

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_RNFR, lpszSrc, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode == 350)
    {
        if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_RNTO, lpszDest, 0, 0, 0))
            goto lend;

        nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    }

    if (nResCode == 250)
        bSuccess = TRUE;
    else
        FTP_SetResponseError(nResCode);

lend:
    hIC = lpwfs->lpAppInfo;
    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return bSuccess;
}

/***********************************************************************
 *           FtpCommandA  (WININET.@)
 */
BOOL WINAPI FtpCommandA( HINTERNET hConnect, BOOL fExpectResponse, DWORD dwFlags,
                         LPCSTR lpszCommand, DWORD_PTR dwContext, HINTERNET* phFtpCommand )
{
    FIXME("%p %d 0x%08x %s 0x%08lx %p\n", hConnect, fExpectResponse, dwFlags,
          debugstr_a(lpszCommand), dwContext, phFtpCommand);

    return TRUE;
}

/***********************************************************************
 *           FtpCommandW  (WININET.@)
 */
BOOL WINAPI FtpCommandW( HINTERNET hConnect, BOOL fExpectResponse, DWORD dwFlags,
                         LPCWSTR lpszCommand, DWORD_PTR dwContext, HINTERNET* phFtpCommand )
{
    FIXME("%p %d 0x%08x %s 0x%08lx %p\n", hConnect, fExpectResponse, dwFlags,
          debugstr_w(lpszCommand), dwContext, phFtpCommand);

    return TRUE;
}

/***********************************************************************
 *           FTP_Connect (internal)
 *
 * Connect to a ftp server
 *
 * RETURNS
 *   HINTERNET a session handle on success
 *   NULL on failure
 *
 * NOTES:
 *
 * Windows uses 'anonymous' as the username, when given a NULL username
 * and a NULL password. The password is first looked up in:
 *
 * HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\EmailName
 *
 * If this entry is not present it uses the current username as the password.
 *
 */

HINTERNET FTP_Connect(LPWININETAPPINFOW hIC, LPCWSTR lpszServerName,
	INTERNET_PORT nServerPort, LPCWSTR lpszUserName,
	LPCWSTR lpszPassword, DWORD dwFlags, DWORD dwContext,
	DWORD dwInternalFlags)
{
    static const WCHAR szKey[] = {'S','o','f','t','w','a','r','e','\\',
                                   'M','i','c','r','o','s','o','f','t','\\',
                                   'W','i','n','d','o','w','s','\\',
                                   'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
                                   'I','n','t','e','r','n','e','t',' ','S','e','t','t','i','n','g','s',0};
    static const WCHAR szValue[] = {'E','m','a','i','l','N','a','m','e',0};
    static const WCHAR szDefaultUsername[] = {'a','n','o','n','y','m','o','u','s','\0'};
    static const WCHAR szEmpty[] = {'\0'};
    struct sockaddr_in socketAddr;
    INT nsocket = -1;
    UINT sock_namelen;
    BOOL bSuccess = FALSE;
    LPWININETFTPSESSIONW lpwfs = NULL;
    HINTERNET handle = NULL;

    TRACE("%p  Server(%s) Port(%d) User(%s) Paswd(%s)\n",
	    hIC, debugstr_w(lpszServerName),
	    nServerPort, debugstr_w(lpszUserName), debugstr_w(lpszPassword));

    assert( hIC->hdr.htype == WH_HINIT );

    if (NULL == lpszUserName && NULL != lpszPassword)
    {
	INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
        goto lerror;
    }
    
    lpwfs = HeapAlloc(GetProcessHeap(), 0, sizeof(WININETFTPSESSIONW));
    if (NULL == lpwfs)
    {
        INTERNET_SetLastError(ERROR_OUTOFMEMORY);
        goto lerror;
    }

    if (nServerPort == INTERNET_INVALID_PORT_NUMBER)
	nServerPort = INTERNET_DEFAULT_FTP_PORT;

    lpwfs->hdr.htype = WH_HFTPSESSION;
    lpwfs->hdr.dwFlags = dwFlags;
    lpwfs->hdr.dwContext = dwContext;
    lpwfs->hdr.dwInternalFlags = dwInternalFlags;
    lpwfs->hdr.dwRefCount = 1;
    lpwfs->hdr.destroy = FTP_CloseSessionHandle;
    lpwfs->hdr.lpfnStatusCB = hIC->hdr.lpfnStatusCB;
    lpwfs->download_in_progress = NULL;

    WININET_AddRef( &hIC->hdr );
    lpwfs->lpAppInfo = hIC;

    handle = WININET_AllocHandle( &lpwfs->hdr );
    if( !handle )
    {
        ERR("Failed to alloc handle\n");
        INTERNET_SetLastError(ERROR_OUTOFMEMORY);
        goto lerror;
    }

    if(hIC->lpszProxy && hIC->dwAccessType == INTERNET_OPEN_TYPE_PROXY) {
        if(strchrW(hIC->lpszProxy, ' '))
            FIXME("Several proxies not implemented.\n");
        if(hIC->lpszProxyBypass)
            FIXME("Proxy bypass is ignored.\n");
    }
    if ( !lpszUserName) {
        HKEY key;
        WCHAR szPassword[MAX_PATH];
        DWORD len = sizeof(szPassword);

        lpwfs->lpszUserName = WININET_strdupW(szDefaultUsername);

        RegOpenKeyW(HKEY_CURRENT_USER, szKey, &key);
        if (RegQueryValueExW(key, szValue, NULL, NULL, (LPBYTE)szPassword, &len)) {
            /* Nothing in the registry, get the username and use that as the password */
            if (!GetUserNameW(szPassword, &len)) {
                /* Should never get here, but use an empty password as failsafe */
                strcpyW(szPassword, szEmpty);
            }
        }
        RegCloseKey(key);

        TRACE("Password used for anonymous ftp : (%s)\n", debugstr_w(szPassword));
        lpwfs->lpszPassword = WININET_strdupW(szPassword);
    }
    else {
        lpwfs->lpszUserName = WININET_strdupW(lpszUserName);

        if (lpszPassword)
            lpwfs->lpszPassword = WININET_strdupW(lpszPassword);
        else
            lpwfs->lpszPassword = WININET_strdupW(szEmpty);
    }
    
    /* Don't send a handle created callback if this handle was created with InternetOpenUrl */
    if (!(lpwfs->hdr.dwInternalFlags & INET_OPENURL))
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)handle;
        iar.dwError = ERROR_SUCCESS;

        SendAsyncCallback(&hIC->hdr, dwContext,
                      INTERNET_STATUS_HANDLE_CREATED, &iar,
                      sizeof(INTERNET_ASYNC_RESULT));
    }
        
    SendAsyncCallback(&hIC->hdr, dwContext, INTERNET_STATUS_RESOLVING_NAME,
        (LPWSTR) lpszServerName, strlenW(lpszServerName));

    if (!GetAddress(lpszServerName, nServerPort, &socketAddr))
    {
	INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
        goto lerror;
    }

    SendAsyncCallback(&hIC->hdr, dwContext, INTERNET_STATUS_NAME_RESOLVED,
        (LPWSTR) lpszServerName, strlenW(lpszServerName));

    nsocket = socket(AF_INET,SOCK_STREAM,0);
    if (nsocket == -1)
    {
	INTERNET_SetLastError(ERROR_INTERNET_CANNOT_CONNECT);
        goto lerror;
    }

    SendAsyncCallback(&hIC->hdr, dwContext, INTERNET_STATUS_CONNECTING_TO_SERVER,
        &socketAddr, sizeof(struct sockaddr_in));

    if (connect(nsocket, (struct sockaddr *)&socketAddr, sizeof(socketAddr)) < 0)
    {
	ERR("Unable to connect (%s)\n", strerror(errno));
	INTERNET_SetLastError(ERROR_INTERNET_CANNOT_CONNECT);
    }
    else
    {
        TRACE("Connected to server\n");
	lpwfs->sndSocket = nsocket;
        SendAsyncCallback(&hIC->hdr, dwContext, INTERNET_STATUS_CONNECTED_TO_SERVER,
            &socketAddr, sizeof(struct sockaddr_in));

	sock_namelen = sizeof(lpwfs->socketAddress);
	getsockname(nsocket, (struct sockaddr *) &lpwfs->socketAddress, &sock_namelen);

        if (FTP_ConnectToHost(lpwfs))
        {
            TRACE("Successfully logged into server\n");
            bSuccess = TRUE;
        }
    }

lerror:
    if (!bSuccess && nsocket == -1)
        closesocket(nsocket);

    if (!bSuccess && lpwfs)
    {
        HeapFree(GetProcessHeap(), 0, lpwfs);
        WININET_FreeHandle( handle );
        handle = NULL;
        lpwfs = NULL;
    }

    if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)lpwfs;
        iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
        SendAsyncCallback(&hIC->hdr, dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
            &iar, sizeof(INTERNET_ASYNC_RESULT));
    }

    return handle;
}


/***********************************************************************
 *           FTP_ConnectToHost (internal)
 *
 * Connect to a ftp server
 *
 * RETURNS
 *   TRUE on success
 *   NULL on failure
 *
 */
static BOOL FTP_ConnectToHost(LPWININETFTPSESSIONW lpwfs)
{
    INT nResCode;
    BOOL bSuccess = FALSE;

    TRACE("\n");
    FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_USER, lpwfs->lpszUserName, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        /* Login successful... */
        if (nResCode == 230)
            bSuccess = TRUE;
        /* User name okay, need password... */
        else if (nResCode == 331)
            bSuccess = FTP_SendPassword(lpwfs);
        /* Need account for login... */
        else if (nResCode == 332)
            bSuccess = FTP_SendAccount(lpwfs);
        else
            FTP_SetResponseError(nResCode);
    }

    TRACE("Returning %d\n", bSuccess);
lend:
    return bSuccess;
}


/***********************************************************************
 *           FTP_SendCommandA (internal)
 *
 * Send command to server
 *
 * RETURNS
 *   TRUE on success
 *   NULL on failure
 *
 */
static BOOL FTP_SendCommandA(INT nSocket, FTP_COMMAND ftpCmd, LPCSTR lpszParam,
	INTERNET_STATUS_CALLBACK lpfnStatusCB, LPWININETHANDLEHEADER hdr, DWORD dwContext)
{
    	DWORD len;
	CHAR *buf;
	DWORD nBytesSent = 0;
	int nRC = 0;
	DWORD dwParamLen;

	TRACE("%d: (%s) %d\n", ftpCmd, lpszParam, nSocket);

	if (lpfnStatusCB)
        {
            lpfnStatusCB(hdr->hInternet, dwContext, INTERNET_STATUS_SENDING_REQUEST, NULL, 0);
        }

	dwParamLen = lpszParam?strlen(lpszParam)+1:0;
	len = dwParamLen + strlen(szFtpCommands[ftpCmd]) + strlen(szCRLF);
	if (NULL == (buf = HeapAlloc(GetProcessHeap(), 0, len+1)))
	{
	    INTERNET_SetLastError(ERROR_OUTOFMEMORY);
	    return FALSE;
	}
	sprintf(buf, "%s%s%s%s", szFtpCommands[ftpCmd], dwParamLen ? " " : "",
		dwParamLen ? lpszParam : "", szCRLF);

	TRACE("Sending (%s) len(%d)\n", buf, len);
	while((nBytesSent < len) && (nRC != -1))
	{
		nRC = send(nSocket, buf+nBytesSent, len - nBytesSent, 0);
		nBytesSent += nRC;
	}

	HeapFree(GetProcessHeap(), 0, (LPVOID)buf);

	if (lpfnStatusCB)
        {
            lpfnStatusCB(hdr->hInternet, dwContext, INTERNET_STATUS_REQUEST_SENT,
                         &nBytesSent, sizeof(DWORD));
        }

	TRACE("Sent %d bytes\n", nBytesSent);
	return (nRC != -1);
}

/***********************************************************************
 *           FTP_SendCommand (internal)
 *
 * Send command to server
 *
 * RETURNS
 *   TRUE on success
 *   NULL on failure
 *
 */
static BOOL FTP_SendCommand(INT nSocket, FTP_COMMAND ftpCmd, LPCWSTR lpszParam,
	INTERNET_STATUS_CALLBACK lpfnStatusCB, LPWININETHANDLEHEADER hdr, DWORD dwContext)
{
    BOOL ret;
    LPSTR lpszParamA = lpszParam?WININET_strdup_WtoA(lpszParam):NULL;
    ret = FTP_SendCommandA(nSocket, ftpCmd, lpszParamA, lpfnStatusCB, hdr, dwContext);
    HeapFree(GetProcessHeap(), 0, lpszParamA);
    return ret;
}

/***********************************************************************
 *           FTP_ReceiveResponse (internal)
 *
 * Receive response from server
 *
 * RETURNS
 *   Reply code on success
 *   0 on failure
 *
 */
INT FTP_ReceiveResponse(LPWININETFTPSESSIONW lpwfs, DWORD dwContext)
{
    LPSTR lpszResponse = INTERNET_GetResponseBuffer();
    DWORD nRecv;
    INT rc = 0;
    char firstprefix[5];
    BOOL multiline = FALSE;
    LPWININETAPPINFOW hIC = NULL;

    TRACE("socket(%d)\n", lpwfs->sndSocket);

    hIC = lpwfs->lpAppInfo;
    SendAsyncCallback(&lpwfs->hdr, dwContext, INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);

    while(1)
    {
	if (!INTERNET_GetNextLine(lpwfs->sndSocket, &nRecv))
	    goto lerror;

        if (nRecv >= 3)
	{
	    if(!multiline)
	    {
	        if(lpszResponse[3] != '-')
		    break;
		else
		{  /* Start of multiline repsonse.  Loop until we get "nnn " */
		    multiline = TRUE;
		    memcpy(firstprefix, lpszResponse, 3);
		    firstprefix[3] = ' ';
		    firstprefix[4] = '\0';
		}
	    }
	    else
	    {
	        if(!memcmp(firstprefix, lpszResponse, 4))
		    break;
	    }
	}
    }

    if (nRecv >= 3)
    {
        rc = atoi(lpszResponse);

        SendAsyncCallback(&lpwfs->hdr, dwContext, INTERNET_STATUS_RESPONSE_RECEIVED,
		    &nRecv, sizeof(DWORD));
    }

lerror:
    TRACE("return %d\n", rc);
    return rc;
}


/***********************************************************************
 *           FTP_SendPassword (internal)
 *
 * Send password to ftp server
 *
 * RETURNS
 *   TRUE on success
 *   NULL on failure
 *
 */
static BOOL FTP_SendPassword(LPWININETFTPSESSIONW lpwfs)
{
    INT nResCode;
    BOOL bSuccess = FALSE;

    TRACE("\n");
    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_PASS, lpwfs->lpszPassword, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        TRACE("Received reply code %d\n", nResCode);
        /* Login successful... */
        if (nResCode == 230)
            bSuccess = TRUE;
        /* Command not implemented, superfluous at the server site... */
        /* Need account for login... */
        else if (nResCode == 332)
            bSuccess = FTP_SendAccount(lpwfs);
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    TRACE("Returning %d\n", bSuccess);
    return bSuccess;
}


/***********************************************************************
 *           FTP_SendAccount (internal)
 *
 *
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_SendAccount(LPWININETFTPSESSIONW lpwfs)
{
    INT nResCode;
    BOOL bSuccess = FALSE;

    TRACE("\n");
    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_ACCT, szNoAccount, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
        bSuccess = TRUE;
    else
        FTP_SetResponseError(nResCode);

lend:
    return bSuccess;
}


/***********************************************************************
 *           FTP_SendStore (internal)
 *
 * Send request to upload file to ftp server
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_SendStore(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszRemoteFile, DWORD dwType)
{
    INT nResCode;
    BOOL bSuccess = FALSE;

    TRACE("\n");
    if (!FTP_InitListenSocket(lpwfs))
        goto lend;

    if (!FTP_SendType(lpwfs, dwType))
        goto lend;

    if (!FTP_SendPortOrPasv(lpwfs))
        goto lend;

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_STOR, lpszRemoteFile, 0, 0, 0))
	    goto lend;
    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 150 || nResCode == 125)
            bSuccess = TRUE;
	else
            FTP_SetResponseError(nResCode);
    }

lend:
    if (!bSuccess && lpwfs->lstnSocket != -1)
    {
        closesocket(lpwfs->lstnSocket);
        lpwfs->lstnSocket = -1;
    }

    return bSuccess;
}


/***********************************************************************
 *           FTP_InitListenSocket (internal)
 *
 * Create a socket to listen for server response
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_InitListenSocket(LPWININETFTPSESSIONW lpwfs)
{
    BOOL bSuccess = FALSE;
    socklen_t namelen = sizeof(struct sockaddr_in);

    TRACE("\n");

    lpwfs->lstnSocket = socket(PF_INET, SOCK_STREAM, 0);
    if (lpwfs->lstnSocket == -1)
    {
        TRACE("Unable to create listening socket\n");
            goto lend;
    }

    /* We obtain our ip addr from the name of the command channel socket */
    lpwfs->lstnSocketAddress = lpwfs->socketAddress;

    /* and get the system to assign us a port */
    lpwfs->lstnSocketAddress.sin_port = htons((u_short) 0);

    if (bind(lpwfs->lstnSocket,(struct sockaddr *) &lpwfs->lstnSocketAddress, sizeof(struct sockaddr_in)) == -1)
    {
        TRACE("Unable to bind socket\n");
        goto lend;
    }

    if (listen(lpwfs->lstnSocket, MAX_BACKLOG) == -1)
    {
        TRACE("listen failed\n");
        goto lend;
    }

    if (getsockname(lpwfs->lstnSocket, (struct sockaddr *) &lpwfs->lstnSocketAddress, &namelen) != -1)
        bSuccess = TRUE;

lend:
    if (!bSuccess && lpwfs->lstnSocket == -1)
    {
        closesocket(lpwfs->lstnSocket);
        lpwfs->lstnSocket = -1;
    }

    return bSuccess;
}


/***********************************************************************
 *           FTP_SendType (internal)
 *
 * Tell server type of data being transferred
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 * W98SE doesn't cache the type that's currently set
 * (i.e. it sends it always),
 * so we probably don't want to do that either.
 */
static BOOL FTP_SendType(LPWININETFTPSESSIONW lpwfs, DWORD dwType)
{
    INT nResCode;
    WCHAR type[] = { 'I','\0' };
    BOOL bSuccess = FALSE;

    TRACE("\n");
    if (dwType & INTERNET_FLAG_TRANSFER_ASCII)
        type[0] = 'A';

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_TYPE, type, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext)/100;
    if (nResCode)
    {
        if (nResCode == 2)
            bSuccess = TRUE;
	else
            FTP_SetResponseError(nResCode);
    }

lend:
    return bSuccess;
}

/***********************************************************************
 *           FTP_GetFileSize (internal)
 *
 * Retrieves from the server the size of the given file
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_GetFileSize(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszRemoteFile, DWORD *dwSize)
{
    INT nResCode;
    BOOL bSuccess = FALSE;

    TRACE("\n");

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_SIZE, lpszRemoteFile, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 213) {
	    /* Now parses the output to get the actual file size */
	    int i;
	    LPSTR lpszResponseBuffer = INTERNET_GetResponseBuffer();

	    for (i = 0; (lpszResponseBuffer[i] != ' ') && (lpszResponseBuffer[i] != '\0'); i++) ;
	    if (lpszResponseBuffer[i] == '\0') return FALSE;
	    *dwSize = atol(&(lpszResponseBuffer[i + 1]));
	    
            bSuccess = TRUE;
	} else {
            FTP_SetResponseError(nResCode);
	}
    }

lend:
    return bSuccess;
}


/***********************************************************************
 *           FTP_SendPort (internal)
 *
 * Tell server which port to use
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_SendPort(LPWININETFTPSESSIONW lpwfs)
{
    static const WCHAR szIPFormat[] = {'%','d',',','%','d',',','%','d',',','%','d',',','%','d',',','%','d','\0'};
    INT nResCode;
    WCHAR szIPAddress[64];
    BOOL bSuccess = FALSE;
    TRACE("\n");

    sprintfW(szIPAddress, szIPFormat,
	 lpwfs->lstnSocketAddress.sin_addr.s_addr&0x000000FF,
        (lpwfs->lstnSocketAddress.sin_addr.s_addr&0x0000FF00)>>8,
        (lpwfs->lstnSocketAddress.sin_addr.s_addr&0x00FF0000)>>16,
        (lpwfs->lstnSocketAddress.sin_addr.s_addr&0xFF000000)>>24,
        lpwfs->lstnSocketAddress.sin_port & 0xFF,
        (lpwfs->lstnSocketAddress.sin_port & 0xFF00)>>8);

    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_PORT, szIPAddress, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 200)
            bSuccess = TRUE;
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    return bSuccess;
}


/***********************************************************************
 *           FTP_DoPassive (internal)
 *
 * Tell server that we want to do passive transfers
 * and connect data socket
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_DoPassive(LPWININETFTPSESSIONW lpwfs)
{
    INT nResCode;
    BOOL bSuccess = FALSE;

    TRACE("\n");
    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_PASV, NULL, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if (nResCode)
    {
        if (nResCode == 227)
	{
	    LPSTR lpszResponseBuffer = INTERNET_GetResponseBuffer();
	    LPSTR p;
	    int f[6];
	    int i;
	    char *pAddr, *pPort;
	    INT nsocket = -1;
	    struct sockaddr_in dataSocketAddress;

	    p = lpszResponseBuffer+4; /* skip status code */

	    /* do a very strict check; we can improve that later. */

	    if (strncmp(p, "Entering Passive Mode", 21))
	    {
		ERR("unknown response '%.*s', aborting\n", 21, p);
		goto lend;
	    }
	    p += 21; /* skip string */
	    if ((*p++ != ' ') || (*p++ != '('))
	    {
		ERR("unknown response format, aborting\n");
		goto lend;
	    }

	    if (sscanf(p, "%d,%d,%d,%d,%d,%d",  &f[0], &f[1], &f[2], &f[3],
				    		&f[4], &f[5]) != 6)
	    {
		ERR("unknown response address format '%s', aborting\n", p);
		goto lend;
	    }
	    for (i=0; i < 6; i++)
		f[i] = f[i] & 0xff;

	    dataSocketAddress = lpwfs->socketAddress;
	    pAddr = (char *)&(dataSocketAddress.sin_addr.s_addr);
	    pPort = (char *)&(dataSocketAddress.sin_port);
            pAddr[0] = f[0];
            pAddr[1] = f[1];
            pAddr[2] = f[2];
            pAddr[3] = f[3];
	    pPort[0] = f[4];
	    pPort[1] = f[5];

            nsocket = socket(AF_INET,SOCK_STREAM,0);
            if (nsocket == -1)
                goto lend;

	    if (connect(nsocket, (struct sockaddr *)&dataSocketAddress, sizeof(dataSocketAddress)))
            {
	        ERR("can't connect passive FTP data port.\n");
                closesocket(nsocket);
	        goto lend;
            }
	    lpwfs->pasvSocket = nsocket;
            bSuccess = TRUE;
	}
        else
            FTP_SetResponseError(nResCode);
    }

lend:
    return bSuccess;
}


static BOOL FTP_SendPortOrPasv(LPWININETFTPSESSIONW lpwfs)
{
    if (lpwfs->hdr.dwFlags & INTERNET_FLAG_PASSIVE)
    {
        if (!FTP_DoPassive(lpwfs))
            return FALSE;
    }
    else
    {
	if (!FTP_SendPort(lpwfs))
            return FALSE;
    }
    return TRUE;
}


/***********************************************************************
 *           FTP_GetDataSocket (internal)
 *
 * Either accepts an incoming data socket connection from the server
 * or just returns the already opened socket after a PASV command
 * in case of passive FTP.
 *
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_GetDataSocket(LPWININETFTPSESSIONW lpwfs, LPINT nDataSocket)
{
    struct sockaddr_in saddr;
    socklen_t addrlen = sizeof(struct sockaddr);

    TRACE("\n");
    if (lpwfs->hdr.dwFlags & INTERNET_FLAG_PASSIVE)
    {
	*nDataSocket = lpwfs->pasvSocket;
    }
    else
    {
        *nDataSocket = accept(lpwfs->lstnSocket, (struct sockaddr *) &saddr, &addrlen);
        closesocket(lpwfs->lstnSocket);
        lpwfs->lstnSocket = -1;
    }
    return *nDataSocket != -1;
}


/***********************************************************************
 *           FTP_SendData (internal)
 *
 * Send data to the server
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_SendData(LPWININETFTPSESSIONW lpwfs, INT nDataSocket, HANDLE hFile)
{
    BY_HANDLE_FILE_INFORMATION fi;
    DWORD nBytesRead = 0;
    DWORD nBytesSent = 0;
    DWORD nTotalSent = 0;
    DWORD nBytesToSend, nLen;
    int nRC = 1;
    time_t s_long_time, e_long_time;
    LONG nSeconds;
    CHAR *lpszBuffer;

    TRACE("\n");
    lpszBuffer = HeapAlloc(GetProcessHeap(), 0, sizeof(CHAR)*DATA_PACKET_SIZE);
    memset(lpszBuffer, 0, sizeof(CHAR)*DATA_PACKET_SIZE);

    /* Get the size of the file. */
    GetFileInformationByHandle(hFile, &fi);
    time(&s_long_time);

    do
    {
        nBytesToSend = nBytesRead - nBytesSent;

        if (nBytesToSend <= 0)
        {
            /* Read data from file. */
            nBytesSent = 0;
            if (!ReadFile(hFile, lpszBuffer, DATA_PACKET_SIZE, &nBytesRead, 0))
            ERR("Failed reading from file\n");

            if (nBytesRead > 0)
                nBytesToSend = nBytesRead;
            else
                break;
        }

        nLen = DATA_PACKET_SIZE < nBytesToSend ?
            DATA_PACKET_SIZE : nBytesToSend;
        nRC  = send(nDataSocket, lpszBuffer, nLen, 0);

        if (nRC != -1)
        {
            nBytesSent += nRC;
            nTotalSent += nRC;
        }

        /* Do some computation to display the status. */
        time(&e_long_time);
        nSeconds = e_long_time - s_long_time;
        if( nSeconds / 60 > 0 )
        {
            TRACE( "%d bytes of %d bytes (%d%%) in %d min %d sec estimated remaining time %d sec\n",
            nTotalSent, fi.nFileSizeLow, nTotalSent*100/fi.nFileSizeLow, nSeconds / 60,
            nSeconds % 60, (fi.nFileSizeLow - nTotalSent) * nSeconds / nTotalSent );
        }
        else
        {
            TRACE( "%d bytes of %d bytes (%d%%) in %d sec estimated remaining time %d sec\n",
            nTotalSent, fi.nFileSizeLow, nTotalSent*100/fi.nFileSizeLow, nSeconds,
            (fi.nFileSizeLow - nTotalSent) * nSeconds / nTotalSent);
        }
    } while (nRC != -1);

    TRACE("file transfer complete!\n");

    HeapFree(GetProcessHeap(), 0, lpszBuffer);

    return nTotalSent;
}


/***********************************************************************
 *           FTP_SendRetrieve (internal)
 *
 * Send request to retrieve a file
 *
 * RETURNS
 *   Number of bytes to be received on success
 *   0 on failure
 *
 */
static DWORD FTP_SendRetrieve(LPWININETFTPSESSIONW lpwfs, LPCWSTR lpszRemoteFile, DWORD dwType)
{
    INT nResCode;
    DWORD nResult = 0;

    TRACE("\n");
    if (!FTP_InitListenSocket(lpwfs))
        goto lend;

    if (!FTP_SendType(lpwfs, dwType))
        goto lend;

    if (!FTP_SendPortOrPasv(lpwfs))
        goto lend;

    if (!FTP_GetFileSize(lpwfs, lpszRemoteFile, &nResult))
	goto lend;

    TRACE("Waiting to receive %d bytes\n", nResult);
    
    if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_RETR, lpszRemoteFile, 0, 0, 0))
        goto lend;

    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    if ((nResCode != 125) && (nResCode != 150)) {
	/* That means that we got an error getting the file. */
	nResult = 0;
    }

lend:
    if (0 == nResult && lpwfs->lstnSocket != -1)
    {
        closesocket(lpwfs->lstnSocket);
        lpwfs->lstnSocket = -1;
    }

    return nResult;
}


/***********************************************************************
 *           FTP_RetrieveData  (internal)
 *
 * Retrieve data from server
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_RetrieveFileData(LPWININETFTPSESSIONW lpwfs, INT nDataSocket, DWORD nBytes, HANDLE hFile)
{
    DWORD nBytesWritten;
    DWORD nBytesReceived = 0;
    INT nRC = 0;
    CHAR *lpszBuffer;

    TRACE("\n");

    if (INVALID_HANDLE_VALUE == hFile)
        return FALSE;

    lpszBuffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CHAR)*DATA_PACKET_SIZE);
    if (NULL == lpszBuffer)
    {
        INTERNET_SetLastError(ERROR_OUTOFMEMORY);
        return FALSE;
    }

    while (nBytesReceived < nBytes && nRC != -1)
    {
        nRC = recv(nDataSocket, lpszBuffer, DATA_PACKET_SIZE, 0);
        if (nRC != -1)
        {
            /* other side closed socket. */
            if (nRC == 0)
                goto recv_end;
            WriteFile(hFile, lpszBuffer, nRC, &nBytesWritten, NULL);
            nBytesReceived += nRC;
        }

        TRACE("%d bytes of %d (%d%%)\r", nBytesReceived, nBytes,
           nBytesReceived * 100 / nBytes);
    }

    TRACE("Data transfer complete\n");
    HeapFree(GetProcessHeap(), 0, lpszBuffer);

recv_end:
    return  (nRC != -1);
}


/***********************************************************************
 *           FTP_CloseSessionHandle (internal)
 *
 * Deallocate session handle
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static void FTP_CloseSessionHandle(LPWININETHANDLEHEADER hdr)
{
    LPWININETFTPSESSIONW lpwfs = (LPWININETFTPSESSIONW) hdr;

    TRACE("\n");

    WININET_Release(&lpwfs->lpAppInfo->hdr);

    if (lpwfs->download_in_progress != NULL)
	lpwfs->download_in_progress->session_deleted = TRUE;
    
    if (lpwfs->sndSocket != -1)
        closesocket(lpwfs->sndSocket);

    if (lpwfs->lstnSocket != -1)
        closesocket(lpwfs->lstnSocket);

    HeapFree(GetProcessHeap(), 0, lpwfs->lpszPassword);
    HeapFree(GetProcessHeap(), 0, lpwfs->lpszUserName);
    HeapFree(GetProcessHeap(), 0, lpwfs);
}


/***********************************************************************
 *           FTP_FindNextFileW (Internal)
 *
 * Continues a file search from a previous call to FindFirstFile
 *
 * RETURNS
 *    TRUE on success
 *    FALSE on failure
 *
 */
BOOL WINAPI FTP_FindNextFileW(LPWININETFTPFINDNEXTW lpwh, LPVOID lpvFindData)
{
    BOOL bSuccess = TRUE;
    LPWIN32_FIND_DATAW lpFindFileData;

    TRACE("index(%d) size(%d)\n", lpwh->index, lpwh->size);

    assert (lpwh->hdr.htype == WH_HFTPFINDNEXT);

    /* Clear any error information */
    INTERNET_SetLastError(0);

    lpFindFileData = (LPWIN32_FIND_DATAW) lpvFindData;
    ZeroMemory(lpFindFileData, sizeof(WIN32_FIND_DATAA));

    if (lpwh->index >= lpwh->size)
    {
        INTERNET_SetLastError(ERROR_NO_MORE_FILES);
        bSuccess = FALSE;
	goto lend;
    }

    FTP_ConvertFileProp(&lpwh->lpafp[lpwh->index], lpFindFileData);
    lpwh->index++;

    TRACE("\nName: %s\nSize: %d\n", debugstr_w(lpFindFileData->cFileName), lpFindFileData->nFileSizeLow);

lend:

    if (lpwh->hdr.dwFlags & INTERNET_FLAG_ASYNC)
    {
        INTERNET_ASYNC_RESULT iar;

        iar.dwResult = (DWORD)bSuccess;
        iar.dwError = iar.dwError = bSuccess ? ERROR_SUCCESS :
                                               INTERNET_GetLastError();

        INTERNET_SendCallback(&lpwh->hdr, lpwh->hdr.dwContext,
                              INTERNET_STATUS_REQUEST_COMPLETE, &iar,
                              sizeof(INTERNET_ASYNC_RESULT));
    }

    return bSuccess;
}


/***********************************************************************
 *           FTP_CloseFindNextHandle (internal)
 *
 * Deallocate session handle
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static void FTP_CloseFindNextHandle(LPWININETHANDLEHEADER hdr)
{
    LPWININETFTPFINDNEXTW lpwfn = (LPWININETFTPFINDNEXTW) hdr;
    DWORD i;

    TRACE("\n");

    WININET_Release(&lpwfn->lpFtpSession->hdr);

    for (i = 0; i < lpwfn->size; i++)
    {
        HeapFree(GetProcessHeap(), 0, lpwfn->lpafp[i].lpszName);
    }

    HeapFree(GetProcessHeap(), 0, lpwfn->lpafp);
    HeapFree(GetProcessHeap(), 0, lpwfn);
}

/***********************************************************************
 *           FTP_CloseFileTransferHandle (internal)
 *
 * Closes the file transfer handle. This also 'cleans' the data queue of
 * the 'transfer conplete' message (this is a bit of a hack though :-/ )
 *
 */
static void FTP_CloseFileTransferHandle(LPWININETHANDLEHEADER hdr)
{
    LPWININETFTPFILE lpwh = (LPWININETFTPFILE) hdr;
    LPWININETFTPSESSIONW lpwfs = lpwh->lpFtpSession;
    INT nResCode;

    TRACE("\n");

    WININET_Release(&lpwh->lpFtpSession->hdr);

    if (!lpwh->session_deleted)
	lpwfs->download_in_progress = NULL;

    /* This just serves to flush the control socket of any spurrious lines written
       to it (like '226 Transfer complete.').

       Wonder what to do if the server sends us an error code though...
    */
    nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
    
    if (lpwh->nDataSocket != -1)
        closesocket(lpwh->nDataSocket);

    HeapFree(GetProcessHeap(), 0, lpwh);
}

/***********************************************************************
 *           FTP_ReceiveFileList (internal)
 *
 * Read file list from server
 *
 * RETURNS
 *   Handle to file list on success
 *   NULL on failure
 *
 */
static HINTERNET FTP_ReceiveFileList(LPWININETFTPSESSIONW lpwfs, INT nSocket, LPCWSTR lpszSearchFile,
	LPWIN32_FIND_DATAW lpFindFileData, DWORD dwContext)
{
    DWORD dwSize = 0;
    LPFILEPROPERTIESW lpafp = NULL;
    LPWININETFTPFINDNEXTW lpwfn = NULL;
    HINTERNET handle = 0;

    TRACE("(%p,%d,%s,%p,%d)\n", lpwfs, nSocket, debugstr_w(lpszSearchFile), lpFindFileData, dwContext);

    if (FTP_ParseDirectory(lpwfs, nSocket, lpszSearchFile, &lpafp, &dwSize))
    {
        if(lpFindFileData)
            FTP_ConvertFileProp(lpafp, lpFindFileData);

        lpwfn = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETFTPFINDNEXTW));
        if (lpwfn)
        {
            lpwfn->hdr.htype = WH_HFTPFINDNEXT;
            lpwfn->hdr.dwContext = dwContext;
            lpwfn->hdr.dwRefCount = 1;
            lpwfn->hdr.destroy = FTP_CloseFindNextHandle;
            lpwfn->hdr.lpfnStatusCB = lpwfs->hdr.lpfnStatusCB;
            lpwfn->index = 1; /* Next index is 1 since we return index 0 */
            lpwfn->size = dwSize;
            lpwfn->lpafp = lpafp;

            WININET_AddRef( &lpwfs->hdr );
            lpwfn->lpFtpSession = lpwfs;

            handle = WININET_AllocHandle( &lpwfn->hdr );
        }
    }

    if( lpwfn )
        WININET_Release( &lpwfn->hdr );

    TRACE("Matched %d files\n", dwSize);
    return handle;
}


/***********************************************************************
 *           FTP_ConvertFileProp (internal)
 *
 * Converts FILEPROPERTIESW struct to WIN32_FIND_DATAA
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
BOOL FTP_ConvertFileProp(LPFILEPROPERTIESW lpafp, LPWIN32_FIND_DATAW lpFindFileData)
{
    BOOL bSuccess = FALSE;

    ZeroMemory(lpFindFileData, sizeof(WIN32_FIND_DATAW));

    if (lpafp)
    {
	/* Convert 'Unix' time to Windows time */
	RtlSecondsSince1970ToTime(mktime(&lpafp->tmLastModified),
				  (LARGE_INTEGER *) &(lpFindFileData->ftLastAccessTime));
	lpFindFileData->ftLastWriteTime = lpFindFileData->ftLastAccessTime;
	lpFindFileData->ftCreationTime = lpFindFileData->ftLastAccessTime;
	
        /* Not all fields are filled in */
        lpFindFileData->nFileSizeHigh = 0; /* We do not handle files bigger than 0xFFFFFFFF bytes yet :-) */
        lpFindFileData->nFileSizeLow = lpafp->nSize;

	if (lpafp->bIsDirectory)
	    lpFindFileData->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY;

        if (lpafp->lpszName)
            lstrcpynW(lpFindFileData->cFileName, lpafp->lpszName, MAX_PATH);

	bSuccess = TRUE;
    }

    return bSuccess;
}

/***********************************************************************
 *           FTP_ParseNextFile (internal)
 *
 * Parse the next line in file listing
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 */
static BOOL FTP_ParseNextFile(INT nSocket, LPCWSTR lpszSearchFile, LPFILEPROPERTIESW lpfp)
{
    static const char szSpace[] = " \t";
    DWORD nBufLen;
    char *pszLine;
    char *pszToken;
    char *pszTmp;
    BOOL found = FALSE;
    int i;
    
    lpfp->lpszName = NULL;
    do {
        if(!(pszLine = INTERNET_GetNextLine(nSocket, &nBufLen)))
            return FALSE;
    
        pszToken = strtok(pszLine, szSpace);
        /* ls format
         * <Permissions> <NoLinks> <owner>   <group> <size> <date>  <time or year> <filename>
         *
         * For instance:
         * drwx--s---     2         pcarrier  ens     512    Sep 28  1995           pcarrier
         */
        if(!isdigit(pszToken[0]) && 10 == strlen(pszToken)) {
            if(!FTP_ParsePermission(pszToken, lpfp))
                lpfp->bIsDirectory = FALSE;
            for(i=0; i<=3; i++) {
              if(!(pszToken = strtok(NULL, szSpace)))
                  break;
            }
            if(!pszToken) continue;
            if(lpfp->bIsDirectory) {
                TRACE("Is directory\n");
                lpfp->nSize = 0;
            }
            else {
                TRACE("Size: %s\n", pszToken);
                lpfp->nSize = atol(pszToken);
            }
            
            lpfp->tmLastModified.tm_sec  = 0;
            lpfp->tmLastModified.tm_min  = 0;
            lpfp->tmLastModified.tm_hour = 0;
            lpfp->tmLastModified.tm_mday = 0;
            lpfp->tmLastModified.tm_mon  = 0;
            lpfp->tmLastModified.tm_year = 0;
            
            /* Determine month */
            pszToken = strtok(NULL, szSpace);
            if(!pszToken) continue;
            if(strlen(pszToken) >= 3) {
                pszToken[3] = 0;
                if((pszTmp = StrStrIA(szMonths, pszToken)))
                    lpfp->tmLastModified.tm_mon = ((pszTmp - szMonths) / 3)+1;
            }
            /* Determine day */
            pszToken = strtok(NULL, szSpace);
            if(!pszToken) continue;
            lpfp->tmLastModified.tm_mday = atoi(pszToken);
            /* Determine time or year */
            pszToken = strtok(NULL, szSpace);
            if(!pszToken) continue;
            if((pszTmp = strchr(pszToken, ':'))) {
                struct tm* apTM;
                time_t aTime;
                *pszTmp = 0;
                pszTmp++;
                lpfp->tmLastModified.tm_min = atoi(pszTmp);
                lpfp->tmLastModified.tm_hour = atoi(pszToken);
                time(&aTime);
                apTM = localtime(&aTime);
                lpfp->tmLastModified.tm_year = apTM->tm_year;
            }
            else {
                lpfp->tmLastModified.tm_year = atoi(pszToken) - 1900;
                lpfp->tmLastModified.tm_hour = 12;
            }
            TRACE("Mod time: %02d:%02d:%02d  %02d/%02d/%02d\n",
                lpfp->tmLastModified.tm_hour, lpfp->tmLastModified.tm_min, lpfp->tmLastModified.tm_sec,
                (lpfp->tmLastModified.tm_year >= 100) ? lpfp->tmLastModified.tm_year - 100 : lpfp->tmLastModified.tm_year,
                lpfp->tmLastModified.tm_mon, lpfp->tmLastModified.tm_mday);

            pszToken = strtok(NULL, szSpace);
            if(!pszToken) continue;
            lpfp->lpszName = WININET_strdup_AtoW(pszToken);
            TRACE("File: %s\n", debugstr_w(lpfp->lpszName));
        }
        /* NT way of parsing ... :
            
                07-13-03  08:55PM       <DIR>          sakpatch
                05-09-03  06:02PM             12656686 2003-04-21bgm_cmd_e.rgz
        */
        else if(isdigit(pszToken[0]) && 8 == strlen(pszToken)) {
            lpfp->permissions = 0xFFFF; /* No idea, put full permission :-) */
            
            sscanf(pszToken, "%d-%d-%d",
                &lpfp->tmLastModified.tm_mon,
                &lpfp->tmLastModified.tm_mday,
                &lpfp->tmLastModified.tm_year);

            /* Hacky and bad Y2K protection :-) */
            if (lpfp->tmLastModified.tm_year < 70)
                lpfp->tmLastModified.tm_year += 100;
            
            pszToken = strtok(NULL, szSpace);
            if(!pszToken) continue;
            sscanf(pszToken, "%d:%d",
                &lpfp->tmLastModified.tm_hour,
                &lpfp->tmLastModified.tm_min);
            if((pszToken[5] == 'P') && (pszToken[6] == 'M')) {
                lpfp->tmLastModified.tm_hour += 12;
            }
            lpfp->tmLastModified.tm_sec = 0;

            TRACE("Mod time: %02d:%02d:%02d  %02d/%02d/%02d\n",
                lpfp->tmLastModified.tm_hour, lpfp->tmLastModified.tm_min, lpfp->tmLastModified.tm_sec,
                (lpfp->tmLastModified.tm_year >= 100) ? lpfp->tmLastModified.tm_year - 100 : lpfp->tmLastModified.tm_year,
                lpfp->tmLastModified.tm_mon, lpfp->tmLastModified.tm_mday);
            
            pszToken = strtok(NULL, szSpace);
            if(!pszToken) continue;
            if(!strcasecmp(pszToken, "<DIR>")) {
                lpfp->bIsDirectory = TRUE;
                lpfp->nSize = 0;
                TRACE("Is directory\n");
            }
            else {
                lpfp->bIsDirectory = FALSE;
                lpfp->nSize = atol(pszToken);
                TRACE("Size: %d\n", lpfp->nSize);
            }
            
            pszToken = strtok(NULL, szSpace);
            if(!pszToken) continue;
            lpfp->lpszName = WININET_strdup_AtoW(pszToken);
            TRACE("Name: %s\n", debugstr_w(lpfp->lpszName));
        }
        /* EPLF format - http://cr.yp.to/ftp/list/eplf.html */
        else if(pszToken[0] == '+') {
            FIXME("EPLF Format not implemented\n");
        }
        
        if(lpfp->lpszName) {
            if((lpszSearchFile == NULL) ||
	       (PathMatchSpecW(lpfp->lpszName, lpszSearchFile))) {
                found = TRUE;
                TRACE("Matched: %s\n", debugstr_w(lpfp->lpszName));
            }
            else {
                HeapFree(GetProcessHeap(), 0, lpfp->lpszName);
                lpfp->lpszName = NULL;
            }
        }
    } while(!found);
    return TRUE;
}

/***********************************************************************
 *           FTP_ParseDirectory (internal)
 *
 * Parse string of directory information
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 */
static BOOL FTP_ParseDirectory(LPWININETFTPSESSIONW lpwfs, INT nSocket, LPCWSTR lpszSearchFile,
    LPFILEPROPERTIESW *lpafp, LPDWORD dwfp)
{
    BOOL bSuccess = TRUE;
    INT sizeFilePropArray = 500;/*20; */
    INT indexFilePropArray = -1;

    TRACE("\n");

    /* Allocate intial file properties array */
    *lpafp = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(FILEPROPERTIESW)*(sizeFilePropArray));
    if (!*lpafp)
        return FALSE;

    do {
        if (indexFilePropArray+1 >= sizeFilePropArray)
        {
            LPFILEPROPERTIESW tmpafp;
            
            sizeFilePropArray *= 2;
            tmpafp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, *lpafp,
                sizeof(FILEPROPERTIESW)*sizeFilePropArray);
            if (NULL == tmpafp)
            {
                bSuccess = FALSE;
                break;
            }

            *lpafp = tmpafp;
        }
        indexFilePropArray++;
    } while (FTP_ParseNextFile(nSocket, lpszSearchFile, &(*lpafp)[indexFilePropArray]));

    if (bSuccess && indexFilePropArray)
    {
        if (indexFilePropArray < sizeFilePropArray - 1)
        {
            LPFILEPROPERTIESW tmpafp;

            tmpafp = HeapReAlloc(GetProcessHeap(), 0, *lpafp,
                sizeof(FILEPROPERTIESW)*indexFilePropArray);
            if (NULL == tmpafp)
                *lpafp = tmpafp;
        }
        *dwfp = indexFilePropArray;
    }
    else
    {
        HeapFree(GetProcessHeap(), 0, *lpafp);
        INTERNET_SetLastError(ERROR_NO_MORE_FILES);
        bSuccess = FALSE;
    }

    return bSuccess;
}


/***********************************************************************
 *           FTP_ParsePermission (internal)
 *
 * Parse permission string of directory information
 *
 * RETURNS
 *   TRUE on success
 *   FALSE on failure
 *
 */
static BOOL FTP_ParsePermission(LPCSTR lpszPermission, LPFILEPROPERTIESW lpfp)
{
    BOOL bSuccess = TRUE;
    unsigned short nPermission = 0;
    INT nPos = 1;
    INT nLast  = 9;

    TRACE("\n");
    if ((*lpszPermission != 'd') && (*lpszPermission != '-') && (*lpszPermission != 'l'))
    {
        bSuccess = FALSE;
        return bSuccess;
    }

    lpfp->bIsDirectory = (*lpszPermission == 'd');
    do
    {
        switch (nPos)
        {
            case 1:
                nPermission |= (*(lpszPermission+1) == 'r' ? 1 : 0) << 8;
                break;
            case 2:
                nPermission |= (*(lpszPermission+2) == 'w' ? 1 : 0) << 7;
                break;
            case 3:
                nPermission |= (*(lpszPermission+3) == 'x' ? 1 : 0) << 6;
                break;
            case 4:
                nPermission |= (*(lpszPermission+4) == 'r' ? 1 : 0) << 5;
                break;
            case 5:
                nPermission |= (*(lpszPermission+5) == 'w' ? 1 : 0) << 4;
                break;
            case 6:
                nPermission |= (*(lpszPermission+6) == 'x' ? 1 : 0) << 3;
                break;
            case 7:
                nPermission |= (*(lpszPermission+7) == 'r' ? 1 : 0) << 2;
                break;
            case 8:
                nPermission |= (*(lpszPermission+8) == 'w' ? 1 : 0) << 1;
                break;
            case 9:
                nPermission |= (*(lpszPermission+9) == 'x' ? 1 : 0);
                break;
        }
        nPos++;
    }while (nPos <= nLast);

    lpfp->permissions = nPermission;
    return bSuccess;
}


/***********************************************************************
 *           FTP_SetResponseError (internal)
 *
 * Set the appropriate error code for a given response from the server
 *
 * RETURNS
 *
 */
static DWORD FTP_SetResponseError(DWORD dwResponse)
{
    DWORD dwCode = 0;

    switch(dwResponse)
    {
	case 421: /* Service not available - Server may be shutting down. */
	    dwCode = ERROR_INTERNET_TIMEOUT;
	    break;

	case 425: /* Cannot open data connection. */
	    dwCode = ERROR_INTERNET_CANNOT_CONNECT;
	    break;

	case 426: /* Connection closed, transer aborted. */
	    dwCode = ERROR_INTERNET_CONNECTION_ABORTED;
	    break;

	case 500: /* Syntax error. Command unrecognized. */
	case 501: /* Syntax error. Error in parameters or arguments. */
	    dwCode = ERROR_INTERNET_INCORRECT_FORMAT;
	    break;

	case 530: /* Not logged in. Login incorrect. */
	    dwCode = ERROR_INTERNET_LOGIN_FAILURE;
	    break;

	case 550: /* File action not taken. File not found or no access. */
	    dwCode = ERROR_INTERNET_ITEM_NOT_FOUND;
	    break;

	case 450: /* File action not taken. File may be busy. */
	case 451: /* Action aborted. Server error. */
	case 452: /* Action not taken. Insufficient storage space on server. */
	case 502: /* Command not implemented. */
	case 503: /* Bad sequence of commands. */
	case 504: /* Command not implemented for that parameter. */
	case 532: /* Need account for storing files */
	case 551: /* Requested action aborted. Page type unknown */
	case 552: /* Action aborted. Exceeded storage allocation */
	case 553: /* Action not taken. File name not allowed. */

	default:
            dwCode = ERROR_INTERNET_INTERNAL_ERROR;
	    break;
    }

    INTERNET_SetLastError(dwCode);
    return dwCode;
}