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Sweden-Number/dlls/wininet/ftp.c

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/*
* WININET - Ftp implementation
*
* Copyright 1999 Corel Corporation
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <errno.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 "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "wininet.h"
#include "winnls.h"
#include "winerror.h"
#include "wine/debug.h"
#include "internet.h"
WINE_DEFAULT_DEBUG_CHANNEL(wininet);
#define NOACCOUNT "noaccount"
#define DATA_PACKET_SIZE 0x2000
#define szCRLF "\r\n"
#define MAX_BACKLOG 5
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 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",
"ABOR",
"LIST",
"NLST",
"PASV",
"PWD",
"QUIT",
};
static const CHAR szMonths[] = "JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC";
BOOL FTP_SendCommand(INT nSocket, FTP_COMMAND ftpCmd, LPCSTR lpszParam,
INTERNET_STATUS_CALLBACK lpfnStatusCB, HINTERNET hHandle, DWORD dwContext);
BOOL FTP_SendStore(LPWININETFTPSESSIONA lpwfs, LPCSTR lpszRemoteFile, DWORD dwType);
BOOL FTP_GetDataSocket(LPWININETFTPSESSIONA lpwfs, LPINT nDataSocket);
BOOL FTP_SendData(LPWININETFTPSESSIONA lpwfs, INT nDataSocket, HANDLE hFile);
INT FTP_ReceiveResponse(INT nSocket, LPSTR lpszResponse, DWORD dwResponse,
INTERNET_STATUS_CALLBACK lpfnStatusCB, HINTERNET hHandle, DWORD dwContext);
DWORD FTP_SendRetrieve(LPWININETFTPSESSIONA lpwfs, LPCSTR lpszRemoteFile, DWORD dwType);
BOOL FTP_RetrieveFileData(LPWININETFTPSESSIONA lpwfs, INT nDataSocket, DWORD nBytes, HANDLE hFile);
BOOL FTP_InitListenSocket(LPWININETFTPSESSIONA lpwfs);
BOOL FTP_ConnectToHost(LPWININETFTPSESSIONA lpwfs);
BOOL FTP_SendPassword(LPWININETFTPSESSIONA lpwfs);
BOOL FTP_SendAccount(LPWININETFTPSESSIONA lpwfs);
BOOL FTP_SendType(LPWININETFTPSESSIONA lpwfs, DWORD dwType);
BOOL FTP_SendPort(LPWININETFTPSESSIONA lpwfs);
BOOL FTP_DoPassive(LPWININETFTPSESSIONA lpwfs);
BOOL FTP_SendPortOrPasv(LPWININETFTPSESSIONA lpwfs);
BOOL FTP_ParsePermission(LPCSTR lpszPermission, LPFILEPROPERTIESA lpfp);
BOOL FTP_ParseDirectory(LPWININETFTPSESSIONA lpwfs, INT nSocket, LPFILEPROPERTIESA *lpafp, LPDWORD dwfp);
HINTERNET FTP_ReceiveFileList(LPWININETFTPSESSIONA lpwfs, INT nSocket,
LPWIN32_FIND_DATAA lpFindFileData, DWORD dwContext);
DWORD FTP_SetResponseError(DWORD dwResponse);
inline static LPSTR FTP_strdup( LPCSTR str )
{
LPSTR ret = HeapAlloc( GetProcessHeap(), 0, strlen(str) + 1 );
if (ret) strcpy( ret, str );
return ret;
}
/***********************************************************************
* 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPPUTFILEA;
workRequest.HFTPSESSION = (DWORD)hConnect;
workRequest.LPSZLOCALFILE = (DWORD)FTP_strdup(lpszLocalFile);
workRequest.LPSZNEWREMOTEFILE = (DWORD)FTP_strdup(lpszNewRemoteFile);
workRequest.DWFLAGS = dwFlags;
workRequest.DWCONTEXT = dwContext;
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpPutFileA(hConnect, lpszLocalFile,
lpszNewRemoteFile, dwFlags, dwContext);
}
}
/***********************************************************************
* FTP_FtpPutFileA (Internal)
*
* Uploads a file to the FTP server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FTP_FtpPutFileA(HINTERNET hConnect, LPCSTR lpszLocalFile,
LPCSTR lpszNewRemoteFile, DWORD dwFlags, DWORD dwContext)
{
HANDLE hFile = (HANDLE)NULL;
BOOL bSuccess = FALSE;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
INT nResCode;
TRACE(" lpszLocalFile(%s) lpszNewRemoteFile(%s)\n", lpszLocalFile, lpszNewRemoteFile);
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* Clear any error information */
INTERNET_SetLastError(0);
/* Open file to be uploaded */
if (INVALID_HANDLE_VALUE ==
(hFile = CreateFileA(lpszLocalFile, GENERIC_READ, 0, 0, OPEN_EXISTING, 0, 0)))
{
INTERNET_SetLastError(ERROR_FILE_NOT_FOUND);
goto lend;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->lpfnStatusCB)
hIC->lpfnStatusCB(hConnect, 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);
close(nDataSocket);
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
if (nResCode)
{
if (nResCode == 226)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
}
}
}
lend:
if (lpwfs->lstnSocket != -1)
close(lpwfs->lstnSocket);
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hConnect, 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
TRACE("lpszDirectory(%s)\n", lpszDirectory);
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPSETCURRENTDIRECTORYA;
workRequest.HFTPSESSION = (DWORD)hConnect;
workRequest.LPSZDIRECTORY = (DWORD)FTP_strdup(lpszDirectory);
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpSetCurrentDirectoryA(hConnect, 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)
{
CHAR *szDir;
INT len;
BOOL rc;
len = lstrlenW(lpszDirectory)+1;
if (!(szDir = (CHAR *)malloc(len*sizeof(CHAR))))
return FALSE;
WideCharToMultiByte(CP_ACP, -1, lpszDirectory, -1, szDir, len, NULL, NULL);
rc = FtpSetCurrentDirectoryA(hConnect, szDir);
free(szDir);
return rc;
}
/***********************************************************************
* FTP_FtpSetCurrentDirectoryA (Internal)
*
* Change the working directory on the FTP server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FTP_FtpSetCurrentDirectoryA(HINTERNET hConnect, LPCSTR lpszDirectory)
{
INT nResCode;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
LPWININETAPPINFOA hIC = NULL;
DWORD bSuccess = FALSE;
TRACE("lpszDirectory(%s)\n", lpszDirectory);
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* Clear any error information */
INTERNET_SetLastError(0);
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_CWD, lpszDirectory,
hIC->lpfnStatusCB, hConnect, lpwfs->hdr.dwContext))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, hIC->lpfnStatusCB, hConnect, lpwfs->hdr.dwContext);
if (nResCode)
{
if (nResCode == 250)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
}
lend:
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : ERROR_INTERNET_EXTENDED_ERROR;
hIC->lpfnStatusCB(hConnect, 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPCREATEDIRECTORYA;
workRequest.HFTPSESSION = (DWORD)hConnect;
workRequest.LPSZDIRECTORY = (DWORD)FTP_strdup(lpszDirectory);
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpCreateDirectoryA(hConnect, lpszDirectory);
}
}
/***********************************************************************
* FtpCreateDirectoryW (WININET.@)
*
* Create new directory on the FTP server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpCreateDirectoryW(HINTERNET hConnect, LPCWSTR lpszDirectory)
{
CHAR *szDir;
INT len;
BOOL rc;
len = lstrlenW(lpszDirectory)+1;
if (!(szDir = (CHAR *)malloc(len*sizeof(CHAR))))
return FALSE;
WideCharToMultiByte(CP_ACP, -1, lpszDirectory, -1, szDir, len, NULL, NULL);
rc = FtpCreateDirectoryA(hConnect, szDir);
free(szDir);
return rc;
}
/***********************************************************************
* FTP_FtpCreateDirectoryA (Internal)
*
* Create new directory on the FTP server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FTP_FtpCreateDirectoryA(HINTERNET hConnect, LPCSTR lpszDirectory)
{
INT nResCode;
BOOL bSuccess = FALSE;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
TRACE("\n");
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* 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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
if (nResCode)
{
if (nResCode == 257)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
}
lend:
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hConnect, 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPFINDFIRSTFILEA;
workRequest.HFTPSESSION = (DWORD)hConnect;
workRequest.LPSZSEARCHFILE = (DWORD)FTP_strdup(lpszSearchFile);
workRequest.LPFINDFILEDATA = (DWORD)lpFindFileData;
workRequest.DWFLAGS = dwFlags;
workRequest.DWCONTEXT= dwContext;
INTERNET_AsyncCall(&workRequest);
return NULL;
}
else
{
return FTP_FtpFindFirstFileA(hConnect, lpszSearchFile, lpFindFileData,
dwFlags, dwContext);
}
}
/***********************************************************************
* FtpFindFirstFileA (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)
{
FIXME("STUB\n");
return NULL;
}
/***********************************************************************
* FTP_FtpFindFirstFileA (Internal)
*
* Search the specified directory
*
* RETURNS
* HINTERNET on success
* NULL on failure
*
*/
HINTERNET WINAPI FTP_FtpFindFirstFileA(HINTERNET hConnect,
LPCSTR lpszSearchFile, LPWIN32_FIND_DATAA lpFindFileData, DWORD dwFlags, DWORD dwContext)
{
INT nResCode;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hConnect;
LPWININETFINDNEXTA hFindNext = NULL;
TRACE("\n");
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* 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 = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_LIST, lpszSearchFile,
hIC->lpfnStatusCB, hConnect, lpwfs->hdr.dwContext))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, hIC->lpfnStatusCB, hConnect, 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, lpFindFileData, dwContext);
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, hIC->lpfnStatusCB, hConnect, lpwfs->hdr.dwContext);
if (nResCode != 226 && nResCode != 250)
INTERNET_SetLastError(ERROR_NO_MORE_FILES);
close(nDataSocket);
}
}
else
FTP_SetResponseError(nResCode);
}
lend:
if (lpwfs->lstnSocket != -1)
close(lpwfs->lstnSocket);
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
if (hFindNext)
{
iar.dwResult = (DWORD)hFindNext;
iar.dwError = ERROR_SUCCESS;
hIC->lpfnStatusCB(hConnect, lpwfs->hdr.dwContext, INTERNET_STATUS_HANDLE_CREATED,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
iar.dwResult = (DWORD)hFindNext;
iar.dwError = hFindNext ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hConnect, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
return (HINTERNET)hFindNext;
}
/***********************************************************************
* FtpGetCurrentDirectoryA (WININET.@)
*
* Retrieves the current directory
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpGetCurrentDirectoryA(HINTERNET hFtpSession, LPSTR lpszCurrentDirectory,
LPDWORD lpdwCurrentDirectory)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
LPWININETAPPINFOA hIC = NULL;
TRACE("len(%ld)\n", *lpdwCurrentDirectory);
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPGETCURRENTDIRECTORYA;
workRequest.HFTPSESSION = (DWORD)hFtpSession;
workRequest.LPSZDIRECTORY = (DWORD)lpszCurrentDirectory;
workRequest.LPDWDIRECTORY = (DWORD)lpdwCurrentDirectory;
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpGetCurrentDirectoryA(hFtpSession, lpszCurrentDirectory,
lpdwCurrentDirectory);
}
}
/***********************************************************************
* FtpGetCurrentDirectoryW (WININET.@)
*
* Retrieves the current directory
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpGetCurrentDirectoryW(HINTERNET hFtpSession, LPWSTR lpszCurrentDirectory,
LPDWORD lpdwCurrentDirectory)
{
FIXME("STUB\n");
return FALSE;
}
/***********************************************************************
* FTP_FtpGetCurrentDirectoryA (Internal)
*
* Retrieves the current directory
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FTP_FtpGetCurrentDirectoryA(HINTERNET hFtpSession, LPSTR lpszCurrentDirectory,
LPDWORD lpdwCurrentDirectory)
{
INT nResCode;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
LPWININETAPPINFOA hIC = NULL;
DWORD bSuccess = FALSE;
TRACE("len(%ld)\n", *lpdwCurrentDirectory);
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* Clear any error information */
INTERNET_SetLastError(0);
ZeroMemory(lpszCurrentDirectory, *lpdwCurrentDirectory);
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_PWD, NULL,
hIC->lpfnStatusCB, hFtpSession, lpwfs->hdr.dwContext))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, hIC->lpfnStatusCB, hFtpSession, lpwfs->hdr.dwContext);
if (nResCode)
{
if (nResCode == 257) /* Extract directory name */
{
INT firstpos, lastpos, len;
LPSTR lpszResponseBuffer = INTERNET_GetResponseBuffer();
for (firstpos = 0, lastpos = 0; lpszResponseBuffer[lastpos]; lastpos++)
{
if ('"' == lpszResponseBuffer[lastpos])
{
if (!firstpos)
firstpos = lastpos;
else
break;
}
}
len = lastpos - firstpos - 1;
strncpy(lpszCurrentDirectory, &lpszResponseBuffer[firstpos+1],
len < *lpdwCurrentDirectory ? len : *lpdwCurrentDirectory);
*lpdwCurrentDirectory = len;
bSuccess = TRUE;
}
else
FTP_SetResponseError(nResCode);
}
lend:
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : ERROR_INTERNET_EXTENDED_ERROR;
hIC->lpfnStatusCB(hFtpSession, 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPOPENFILEA;
workRequest.HFTPSESSION = (DWORD)hFtpSession;
workRequest.LPSZFILENAME = (DWORD)FTP_strdup(lpszFileName);
workRequest.FDWACCESS = fdwAccess;
workRequest.DWFLAGS = dwFlags;
workRequest.DWCONTEXT = dwContext;
INTERNET_AsyncCall(&workRequest);
return NULL;
}
else
{
return FTP_FtpOpenFileA(hFtpSession, lpszFileName, fdwAccess, dwFlags, dwContext);
}
}
/***********************************************************************
* 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)
{
FIXME("STUB\n");
return NULL;
}
/***********************************************************************
* FTP_FtpOpenFileA (Internal)
*
* Open a remote file for writing or reading
*
* RETURNS
* HINTERNET handle on success
* NULL on failure
*
*/
HINTERNET FTP_FtpOpenFileA(HINTERNET hFtpSession,
LPCSTR lpszFileName, DWORD fdwAccess, DWORD dwFlags,
DWORD dwContext)
{
INT nDataSocket;
BOOL bSuccess = FALSE;
LPWININETFILE hFile = NULL;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
TRACE("\n");
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* 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))
{
hFile = HeapAlloc(GetProcessHeap(), 0, sizeof(WININETFILE));
hFile->hdr.htype = WH_HFILE;
hFile->hdr.dwFlags = dwFlags;
hFile->hdr.dwContext = dwContext;
hFile->hdr.lpwhparent = hFtpSession;
hFile->nDataSocket = nDataSocket;
}
if (lpwfs->lstnSocket != -1)
close(lpwfs->lstnSocket);
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
if (hFile)
{
iar.dwResult = (DWORD)hFile;
iar.dwError = ERROR_SUCCESS;
hIC->lpfnStatusCB(hFtpSession, lpwfs->hdr.dwContext, INTERNET_STATUS_HANDLE_CREATED,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hFtpSession, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
return (HINTERNET)hFile;
}
/***********************************************************************
* 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hInternet;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPGETFILEA;
workRequest.HFTPSESSION = (DWORD)hInternet;
workRequest.LPSZREMOTEFILE = (DWORD)FTP_strdup(lpszRemoteFile);
workRequest.LPSZNEWFILE = (DWORD)FTP_strdup(lpszNewFile);
workRequest.DWLOCALFLAGSATTRIBUTE = dwLocalFlagsAttribute;
workRequest.FFAILIFEXISTS = (DWORD)fFailIfExists;
workRequest.DWFLAGS = dwInternetFlags;
workRequest.DWCONTEXT = dwContext;
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpGetFileA(hInternet, lpszRemoteFile, lpszNewFile,
fFailIfExists, dwLocalFlagsAttribute, dwInternetFlags, dwContext);
}
}
/***********************************************************************
* 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)
{
FIXME("STUB\n");
return FALSE;
}
/***********************************************************************
* FTP_FtpGetFileA (Internal)
*
* Retrieve file from the FTP server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FTP_FtpGetFileA(HINTERNET hInternet, LPCSTR lpszRemoteFile, LPCSTR lpszNewFile,
BOOL fFailIfExists, DWORD dwLocalFlagsAttribute, DWORD dwInternetFlags,
DWORD dwContext)
{
DWORD nBytes;
BOOL bSuccess = FALSE;
HANDLE hFile;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hInternet;
TRACE("lpszRemoteFile(%s) lpszNewFile(%s)\n", lpszRemoteFile, lpszNewFile);
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* Clear any error information */
INTERNET_SetLastError(0);
/* Ensure we can write to lpszNewfile by opening it */
hFile = CreateFileA(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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
if (nResCode)
{
if (nResCode == 226)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
}
close(nDataSocket);
}
}
lend:
if (lpwfs->lstnSocket != -1)
close(lpwfs->lstnSocket);
if (hFile)
CloseHandle(hFile);
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hInternet, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
return bSuccess;
}
/***********************************************************************
* FtpDeleteFileA (WININET.@)
*
* Delete a file on the ftp server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpDeleteFileA(HINTERNET hFtpSession, LPCSTR lpszFileName)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPRENAMEFILEA;
workRequest.HFTPSESSION = (DWORD)hFtpSession;
workRequest.LPSZFILENAME = (DWORD)FTP_strdup(lpszFileName);
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpDeleteFileA(hFtpSession, lpszFileName);
}
}
/***********************************************************************
* FTP_FtpDeleteFileA (Internal)
*
* Delete a file on the ftp server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_FtpDeleteFileA(HINTERNET hFtpSession, LPCSTR lpszFileName)
{
INT nResCode;
BOOL bSuccess = FALSE;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
TRACE("0x%08lx\n", (ULONG) hFtpSession);
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* 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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
if (nResCode)
{
if (nResCode == 250)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
}
lend:
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hFtpSession, 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPREMOVEDIRECTORYA;
workRequest.HFTPSESSION = (DWORD)hFtpSession;
workRequest.LPSZDIRECTORY = (DWORD)FTP_strdup(lpszDirectory);
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpRemoveDirectoryA(hFtpSession, lpszDirectory);
}
}
/***********************************************************************
* FTP_FtpRemoveDirectoryA (Internal)
*
* Remove a directory on the ftp server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_FtpRemoveDirectoryA(HINTERNET hFtpSession, LPCSTR lpszDirectory)
{
INT nResCode;
BOOL bSuccess = FALSE;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
TRACE("\n");
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* 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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
if (nResCode)
{
if (nResCode == 250)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
}
lend:
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hFtpSession, 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)
{
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
LPWININETAPPINFOA hIC = NULL;
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = FTPRENAMEFILEA;
workRequest.HFTPSESSION = (DWORD)hFtpSession;
workRequest.LPSZSRCFILE = (DWORD)FTP_strdup(lpszSrc);
workRequest.LPSZDESTFILE = (DWORD)FTP_strdup(lpszDest);
return INTERNET_AsyncCall(&workRequest);
}
else
{
return FTP_FtpRenameFileA(hFtpSession, lpszSrc, lpszDest);
}
}
/***********************************************************************
* FTP_FtpRenameFileA (Internal)
*
* Rename a file on the ftp server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_FtpRenameFileA(HINTERNET hFtpSession, LPCSTR lpszSrc, LPCSTR lpszDest)
{
INT nResCode;
BOOL bSuccess = FALSE;
LPWININETAPPINFOA hIC = NULL;
LPWININETFTPSESSIONA lpwfs = (LPWININETFTPSESSIONA) hFtpSession;
TRACE("\n");
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
return FALSE;
}
/* 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->sndSocket,
INTERNET_GetResponseBuffer(), MAX_REPLY_LEN, 0, 0, 0);
if (nResCode == 350)
{
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_RNTO, lpszDest, 0, 0, 0))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket,
INTERNET_GetResponseBuffer(), MAX_REPLY_LEN, 0, 0, 0);
}
if (nResCode == 250)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
lend:
hIC = (LPWININETAPPINFOA) lpwfs->hdr.lpwhparent;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hFtpSession, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
return bSuccess;
}
/***********************************************************************
* FTP_Connect (internal)
*
* Connect to a ftp server
*
* RETURNS
* HINTERNET a session handle on success
* NULL on failure
*
*/
HINTERNET FTP_Connect(HINTERNET hInternet, LPCSTR lpszServerName,
INTERNET_PORT nServerPort, LPCSTR lpszUserName,
LPCSTR lpszPassword, DWORD dwFlags, DWORD dwContext)
{
struct sockaddr_in socketAddr;
struct hostent *phe = NULL;
INT nsocket = -1, sock_namelen;
LPWININETAPPINFOA hIC = NULL;
BOOL bSuccess = FALSE;
LPWININETFTPSESSIONA lpwfs = NULL;
TRACE("0x%08lx Server(%s) Port(%d) User(%s) Paswd(%s)\n",
(ULONG) hInternet, lpszServerName,
nServerPort, lpszUserName, lpszPassword);
if (((LPWININETHANDLEHEADER)hInternet)->htype != WH_HINIT)
goto lerror;
hIC = (LPWININETAPPINFOA) hInternet;
if (NULL == lpszUserName && NULL != lpszPassword)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_USER_NAME);
goto lerror;
}
if (nServerPort == INTERNET_INVALID_PORT_NUMBER)
nServerPort = INTERNET_DEFAULT_FTP_PORT;
if (hIC->lpfnStatusCB)
hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_RESOLVING_NAME,
(LPSTR) lpszServerName, strlen(lpszServerName));
if (!GetAddress(lpszServerName, nServerPort, &phe, &socketAddr))
{
INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
goto lerror;
}
if (hIC->lpfnStatusCB)
hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_NAME_RESOLVED,
(LPSTR) lpszServerName, strlen(lpszServerName));
nsocket = socket(AF_INET,SOCK_STREAM,0);
if (nsocket == -1)
{
INTERNET_SetLastError(ERROR_INTERNET_CANNOT_CONNECT);
goto lerror;
}
if (hIC->lpfnStatusCB)
hIC->lpfnStatusCB(hInternet, 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");
if (hIC->lpfnStatusCB)
hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_CONNECTED_TO_SERVER,
&socketAddr, sizeof(struct sockaddr_in));
lpwfs = HeapAlloc(GetProcessHeap(), 0, sizeof(WININETFTPSESSIONA));
if (NULL == lpwfs)
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
goto lerror;
}
lpwfs->hdr.htype = WH_HFTPSESSION;
lpwfs->hdr.dwFlags = dwFlags;
lpwfs->hdr.dwContext = dwContext;
lpwfs->hdr.lpwhparent = (LPWININETHANDLEHEADER)hInternet;
lpwfs->sndSocket = nsocket;
sock_namelen = sizeof(lpwfs->socketAddress);
getsockname(nsocket, (struct sockaddr *) &lpwfs->socketAddress, &sock_namelen);
lpwfs->phostent = phe;
if (NULL == lpszUserName)
{
lpwfs->lpszUserName = FTP_strdup("anonymous");
lpwfs->lpszPassword = FTP_strdup("user@server");
}
else
{
lpwfs->lpszUserName = FTP_strdup(lpszUserName);
lpwfs->lpszPassword = FTP_strdup(lpszPassword);
}
if (FTP_ConnectToHost(lpwfs))
{
if (hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)lpwfs;
iar.dwError = ERROR_SUCCESS;
hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_HANDLE_CREATED,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
TRACE("Successfully logged into server\n");
bSuccess = TRUE;
}
}
lerror:
if (!bSuccess && nsocket == -1)
close(nsocket);
if (!bSuccess && lpwfs)
{
HeapFree(GetProcessHeap(), 0, lpwfs);
lpwfs = NULL;
}
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)lpwfs;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
return (HINTERNET) lpwfs;
}
/***********************************************************************
* FTP_ConnectToHost (internal)
*
* Connect to a ftp server
*
* RETURNS
* TRUE on success
* NULL on failure
*
*/
BOOL FTP_ConnectToHost(LPWININETFTPSESSIONA lpwfs)
{
INT nResCode;
BOOL bSuccess = FALSE;
TRACE("\n");
FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(), MAX_REPLY_LEN, 0, 0, 0);
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_USER, lpwfs->lpszUserName, 0, 0, 0))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
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_SendCommand (internal)
*
* Send command to server
*
* RETURNS
* TRUE on success
* NULL on failure
*
*/
BOOL FTP_SendCommand(INT nSocket, FTP_COMMAND ftpCmd, LPCSTR lpszParam,
INTERNET_STATUS_CALLBACK lpfnStatusCB, HINTERNET hHandle, DWORD dwContext)
{
DWORD len;
CHAR *buf;
DWORD nBytesSent = 0;
DWORD nRC = 0;
BOOL bParamHasLen;
TRACE("%d: (%s) %d\n", ftpCmd, lpszParam, nSocket);
if (lpfnStatusCB)
lpfnStatusCB(hHandle, dwContext, INTERNET_STATUS_SENDING_REQUEST, NULL, 0);
bParamHasLen = lpszParam && strlen(lpszParam) > 0;
len = (bParamHasLen ? strlen(lpszParam) : -1) + strlen(szFtpCommands[ftpCmd]) +
strlen(szCRLF)+ 1;
if (NULL == (buf = HeapAlloc(GetProcessHeap(), 0, len+1)))
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
sprintf(buf, "%s%s%s%s", szFtpCommands[ftpCmd], bParamHasLen ? " " : "",
bParamHasLen ? lpszParam : "", szCRLF);
TRACE("Sending (%s) len(%ld)\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(hHandle, dwContext, INTERNET_STATUS_REQUEST_SENT,
&nBytesSent, sizeof(DWORD));
TRACE("Sent %ld bytes\n", nBytesSent);
return (nRC != -1);
}
/***********************************************************************
* FTP_ReceiveResponse (internal)
*
* Receive response from server
*
* RETURNS
* Reply code on success
* 0 on failure
*
*/
INT FTP_ReceiveResponse(INT nSocket, LPSTR lpszResponse, DWORD dwResponse,
INTERNET_STATUS_CALLBACK lpfnStatusCB, HINTERNET hHandle, DWORD dwContext)
{
DWORD nRecv;
INT rc = 0;
char firstprefix[5];
BOOL multiline = FALSE;
TRACE("socket(%d) \n", nSocket);
if (lpfnStatusCB)
lpfnStatusCB(hHandle, dwContext, INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
while(1)
{
nRecv = dwResponse;
if (!INTERNET_GetNextLine(nSocket, lpszResponse, &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)
{
lpszResponse[nRecv] = '\0';
rc = atoi(lpszResponse);
if (lpfnStatusCB)
lpfnStatusCB(hHandle, 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
*
*/
BOOL FTP_SendPassword(LPWININETFTPSESSIONA 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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
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
*
*/
BOOL FTP_SendAccount(LPWININETFTPSESSIONA lpwfs)
{
INT nResCode;
BOOL bSuccess = FALSE;
TRACE("\n");
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_ACCT, NOACCOUNT, 0, 0, 0))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
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
*
*/
BOOL FTP_SendStore(LPWININETFTPSESSIONA lpwfs, LPCSTR 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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
if (nResCode)
{
if (nResCode == 150)
bSuccess = TRUE;
else
FTP_SetResponseError(nResCode);
}
lend:
if (!bSuccess && lpwfs->lstnSocket != -1)
{
close(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
*
*/
BOOL FTP_InitListenSocket(LPWININETFTPSESSIONA lpwfs)
{
BOOL bSuccess = FALSE;
size_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)
{
close(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.
*/
BOOL FTP_SendType(LPWININETFTPSESSIONA lpwfs, DWORD dwType)
{
INT nResCode;
CHAR type[2] = { "I\0" };
BOOL bSuccess = FALSE;
TRACE("\n");
if (dwType & INTERNET_FLAG_TRANSFER_ASCII)
*type = 'A';
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_TYPE, type, 0, 0, 0))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0)/100;
if (nResCode)
{
if (nResCode == 2)
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
*
*/
BOOL FTP_SendPort(LPWININETFTPSESSIONA lpwfs)
{
INT nResCode;
CHAR szIPAddress[64];
BOOL bSuccess = FALSE;
TRACE("\n");
sprintf(szIPAddress, "%d,%d,%d,%d,%d,%d",
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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN,0, 0, 0);
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
*
*/
BOOL FTP_DoPassive(LPWININETFTPSESSIONA 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->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN,0, 0, 0);
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");
goto lend;
}
lpwfs->pasvSocket = nsocket;
bSuccess = TRUE;
}
else
FTP_SetResponseError(nResCode);
}
lend:
return bSuccess;
}
BOOL FTP_SendPortOrPasv(LPWININETFTPSESSIONA 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
*
*/
BOOL FTP_GetDataSocket(LPWININETFTPSESSIONA lpwfs, LPINT nDataSocket)
{
struct sockaddr_in saddr;
size_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);
close(lpwfs->lstnSocket);
lpwfs->lstnSocket = -1;
}
return *nDataSocket != -1;
}
/***********************************************************************
* FTP_SendData (internal)
*
* Send data to the server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_SendData(LPWININETFTPSESSIONA lpwfs, INT nDataSocket, HANDLE hFile)
{
BY_HANDLE_FILE_INFORMATION fi;
DWORD nBytesRead = 0;
DWORD nBytesSent = 0;
DWORD nTotalSent = 0;
DWORD nBytesToSend, nLen, 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( "%ld bytes of %ld bytes (%ld%%) in %ld min %ld sec estimated remainig time %ld sec\n",
nTotalSent, fi.nFileSizeLow, nTotalSent*100/fi.nFileSizeLow, nSeconds / 60,
nSeconds % 60, (fi.nFileSizeLow - nTotalSent) * nSeconds / nTotalSent );
}
else
{
TRACE( "%ld bytes of %ld bytes (%ld%%) in %ld sec estimated remainig time %ld sec\n",
nTotalSent, fi.nFileSizeLow, nTotalSent*100/fi.nFileSizeLow, nSeconds,
(fi.nFileSizeLow - nTotalSent) * nSeconds / nTotalSent);
}
} while (nRC != -1);
TRACE("file transfer complete!\n");
if(lpszBuffer != NULL)
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
*
*/
DWORD FTP_SendRetrieve(LPWININETFTPSESSIONA lpwfs, LPCSTR 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_SendCommand(lpwfs->sndSocket, FTP_CMD_RETR, lpszRemoteFile, 0, 0, 0))
goto lend;
nResCode = FTP_ReceiveResponse(lpwfs->sndSocket, INTERNET_GetResponseBuffer(),
MAX_REPLY_LEN, 0, 0, 0);
if (nResCode)
{
if (nResCode == 125 || nResCode == 150)
{
/* Parse size of data to be retrieved */
INT i, sizepos = -1;
LPSTR lpszResponseBuffer = INTERNET_GetResponseBuffer();
for (i = strlen(lpszResponseBuffer) - 1; i >= 0; i--)
{
if ('(' == lpszResponseBuffer[i])
{
sizepos = i;
break;
}
}
if (sizepos >= 0)
{
nResult = atol(&lpszResponseBuffer[sizepos+1]);
TRACE("Waiting to receive %ld bytes\n", nResult);
}
}
}
lend:
if (0 == nResult && lpwfs->lstnSocket != -1)
{
close(lpwfs->lstnSocket);
lpwfs->lstnSocket = -1;
}
return nResult;
}
/***********************************************************************
* FTP_RetrieveData (internal)
*
* Retrieve data from server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_RetrieveFileData(LPWININETFTPSESSIONA 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("%ld bytes of %ld (%ld%%)\r", nBytesReceived, nBytes,
nBytesReceived * 100 / nBytes);
}
TRACE("Data transfer complete\n");
if (NULL != lpszBuffer)
HeapFree(GetProcessHeap(), 0, lpszBuffer);
recv_end:
return (nRC != -1);
}
/***********************************************************************
* FTP_CloseSessionHandle (internal)
*
* Deallocate session handle
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_CloseSessionHandle(LPWININETFTPSESSIONA lpwfs)
{
if (lpwfs->sndSocket != -1)
close(lpwfs->sndSocket);
if (lpwfs->lstnSocket != -1)
close(lpwfs->lstnSocket);
if (lpwfs->lpszPassword)
HeapFree(GetProcessHeap(), 0, lpwfs->lpszPassword);
if (lpwfs->lpszUserName)
HeapFree(GetProcessHeap(), 0, lpwfs->lpszUserName);
HeapFree(GetProcessHeap(), 0, lpwfs);
return TRUE;
}
/***********************************************************************
* FTP_CloseSessionHandle (internal)
*
* Deallocate session handle
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_CloseFindNextHandle(LPWININETFINDNEXTA lpwfn)
{
INT i;
TRACE("\n");
for (i = 0; i < lpwfn->size; i++)
{
if (NULL != lpwfn->lpafp[i].lpszName)
HeapFree(GetProcessHeap(), 0, lpwfn->lpafp[i].lpszName);
}
HeapFree(GetProcessHeap(), 0, lpwfn->lpafp);
HeapFree(GetProcessHeap(), 0, lpwfn);
return TRUE;
}
/***********************************************************************
* FTP_ReceiveFileList (internal)
*
* Read file list from server
*
* RETURNS
* Handle to file list on success
* NULL on failure
*
*/
HINTERNET FTP_ReceiveFileList(LPWININETFTPSESSIONA lpwfs, INT nSocket,
LPWIN32_FIND_DATAA lpFindFileData, DWORD dwContext)
{
DWORD dwSize = 0;
LPFILEPROPERTIESA lpafp = NULL;
LPWININETFINDNEXTA lpwfn = NULL;
TRACE("\n");
if (FTP_ParseDirectory(lpwfs, nSocket, &lpafp, &dwSize))
{
FTP_ConvertFileProp(lpafp, lpFindFileData);
lpwfn = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETFINDNEXTA));
if (NULL != lpwfn)
{
lpwfn->hdr.htype = WH_HFINDNEXT;
lpwfn->hdr.lpwhparent = (LPWININETHANDLEHEADER)lpwfs;
lpwfn->hdr.dwContext = dwContext;
lpwfn->index = 1; /* Next index is 1 since we return index 0 */
lpwfn->size = dwSize;
lpwfn->lpafp = lpafp;
}
}
TRACE("Matched %ld files\n", dwSize);
return (HINTERNET)lpwfn;
}
/***********************************************************************
* FTP_ConvertFileProp (internal)
*
* Converts FILEPROPERTIESA struct to WIN32_FIND_DATAA
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_ConvertFileProp(LPFILEPROPERTIESA lpafp, LPWIN32_FIND_DATAA lpFindFileData)
{
BOOL bSuccess = FALSE;
ZeroMemory(lpFindFileData, sizeof(WIN32_FIND_DATAA));
if (lpafp)
{
DWORD access = mktime(&lpafp->tmLastModified);
/* Not all fields are filled in */
lpFindFileData->ftLastAccessTime.dwHighDateTime = HIWORD(access);
lpFindFileData->ftLastAccessTime.dwLowDateTime = LOWORD(access);
lpFindFileData->nFileSizeHigh = HIWORD(lpafp->nSize);
lpFindFileData->nFileSizeLow = LOWORD(lpafp->nSize);
if (lpafp->bIsDirectory)
lpFindFileData->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY;
if (lpafp->lpszName)
strncpy(lpFindFileData->cFileName, lpafp->lpszName, MAX_PATH);
bSuccess = TRUE;
}
return bSuccess;
}
/***********************************************************************
* FTP_ParseDirectory (internal)
*
* Parse string of directory information
*
* RETURNS
* TRUE on success
* FALSE on failure
*
* FIXME: - This function needs serious clea-up
* - We should consider both UNIX and NT list formats
*/
#define MAX_MONTH_LEN 10
#define MIN_LEN_DIR_ENTRY 15
BOOL FTP_ParseDirectory(LPWININETFTPSESSIONA lpwfs, INT nSocket, LPFILEPROPERTIESA *lpafp, LPDWORD dwfp)
{
/*
* <Permissions> <NoLinks> <owner> <group> <size> <date> <time or year> <filename>
*
* For instance:
* drwx--s--- 2 pcarrier ens 512 Sep 28 1995 pcarrier
*/
CHAR* pszMinutes;
CHAR* pszHour;
time_t aTime;
struct tm* apTM;
CHAR pszMonth[MAX_MONTH_LEN];
CHAR* pszMatch;
BOOL bSuccess = TRUE;
DWORD nBufLen = MAX_REPLY_LEN;
LPFILEPROPERTIESA curFileProp = NULL;
CHAR* pszLine = NULL;
CHAR* pszToken = NULL;
INT nTokenToSkip = 3;
INT nCount = 0;
INT nSeconds = 0;
INT nMinutes = 0;
INT nHour = 0;
INT nDay = 0;
INT nMonth = 0;
INT nYear = 0;
INT sizeFilePropArray = 20;
INT indexFilePropArray = 0;
TRACE("\n");
/* Allocate intial file properties array */
*lpafp = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(FILEPROPERTIESA)*(sizeFilePropArray));
if (NULL == lpafp)
{
bSuccess = FALSE;
goto lend;
}
while ((pszLine = INTERNET_GetNextLine(nSocket, INTERNET_GetResponseBuffer(), &nBufLen)) != NULL)
{
if (sizeFilePropArray <= indexFilePropArray)
{
LPFILEPROPERTIESA tmpafp;
sizeFilePropArray *= 2;
tmpafp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, *lpafp,
sizeof(FILEPROPERTIESA)*sizeFilePropArray);
if (NULL == tmpafp)
{
bSuccess = FALSE;
goto lend;
}
*lpafp = tmpafp;
}
curFileProp = &((*lpafp)[indexFilePropArray]);
/* First Parse the permissions. */
pszToken = strtok(pszLine, " \t" );
/* HACK! If this is not a file listing skip the line */
if (!pszToken || 10 != strlen(pszToken) || nBufLen <= MIN_LEN_DIR_ENTRY)
{
nBufLen = MAX_REPLY_LEN;
continue;
}
FTP_ParsePermission(pszToken, curFileProp);
nTokenToSkip = 3;
nCount = 0;
do
{
pszToken = strtok( NULL, " \t" );
nCount++;
} while( nCount <= nTokenToSkip );
/* Store the size of the file in the param list. */
TRACE("nSize-> %s\n", pszToken);
if (pszToken != NULL)
curFileProp->nSize = atol(pszToken);
/* Parse last modified time. */
nSeconds = 0;
nMinutes = 0;
nHour = 0;
nDay = 0;
nMonth = 0;
nYear = 0;
pszToken = strtok( NULL, " \t" );
strncpy(pszMonth, pszToken, MAX_MONTH_LEN);
CharUpperA(pszMonth);
pszMatch = strstr(szMonths, pszMonth);
if( pszMatch != NULL )
nMonth = (pszMatch - szMonths) / 3;
pszToken = strtok(NULL, " \t");
TRACE("nDay -> %s\n", pszToken);
if (pszToken != NULL)
nDay = atoi(pszToken);
pszToken = strtok(NULL, " \t");
pszMinutes = strchr(pszToken, ':');
if( pszMinutes != NULL )
{
pszMinutes++;
nMinutes = atoi(pszMinutes);
pszHour = pszMinutes - 3;
if (pszHour != NULL)
nHour = atoi(pszHour);
time(&aTime);
apTM = localtime( &aTime );
nYear = apTM->tm_year;
}
else
{
nYear = atoi(pszToken);
nYear -= 1900;
nHour = 12;
}
curFileProp->tmLastModified.tm_sec = nSeconds;
curFileProp->tmLastModified.tm_min = nMinutes;
curFileProp->tmLastModified.tm_hour = nHour;
curFileProp->tmLastModified.tm_mday = nDay;
curFileProp->tmLastModified.tm_mon = nMonth;
curFileProp->tmLastModified.tm_year = nYear;
pszToken = strtok(NULL, " \t");
if(pszToken != NULL)
{
curFileProp->lpszName = FTP_strdup(pszToken);
TRACE(": %s\n", curFileProp->lpszName);
}
nBufLen = MAX_REPLY_LEN;
indexFilePropArray++;
}
if (bSuccess && indexFilePropArray)
{
if (indexFilePropArray < sizeFilePropArray - 1)
{
LPFILEPROPERTIESA tmpafp;
tmpafp = HeapReAlloc(GetProcessHeap(), 0, *lpafp,
sizeof(FILEPROPERTIESA)*indexFilePropArray);
if (NULL == tmpafp)
*lpafp = tmpafp;
}
*dwfp = indexFilePropArray;
}
else
{
HeapFree(GetProcessHeap(), 0, *lpafp);
INTERNET_SetLastError(ERROR_NO_MORE_FILES);
bSuccess = FALSE;
}
lend:
return bSuccess;
}
/***********************************************************************
* FTP_ParsePermission (internal)
*
* Parse permission string of directory information
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL FTP_ParsePermission(LPCSTR lpszPermission, LPFILEPROPERTIESA 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
*
*/
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 command. */
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;
}
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