Google Git Google Git
Sign in
goma/wine/f517022ecc8dfd23486b4cdc32343323ffd9ec9b/./dlls/wininet/ftp.c
blob: e12e4941605f59608909702682fa1bf6b23e5892 [file]
/*
* WININET - Ftp implementation
*
* Copyright 1999 Corel Corporation
* Copyright 2004 Mike McCormack for CodeWeavers
* Copyright 2004 Kevin Koltzau
* Copyright 2007 Hans Leidekker
*
* 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 "ws2tcpip.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#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 RESPONSE_TIMEOUT 30
typedef struct _ftp_session_t ftp_session_t;
typedef struct
{
object_header_t hdr;
ftp_session_t *lpFtpSession;
BOOL session_deleted;
int nDataSocket;
WCHAR *cache_file;
HANDLE cache_file_handle;
} ftp_file_t;
struct _ftp_session_t
{
object_header_t hdr;
appinfo_t *lpAppInfo;
int sndSocket;
int lstnSocket;
int pasvSocket; /* data socket connected by us in case of passive FTP */
ftp_file_t *download_in_progress;
struct sockaddr_in socketAddress;
struct sockaddr_in lstnSocketAddress;
LPWSTR servername;
INTERNET_PORT serverport;
LPWSTR lpszPassword;
LPWSTR lpszUserName;
};
typedef struct
{
BOOL bIsDirectory;
LPWSTR lpszName;
DWORD nSize;
SYSTEMTIME tmLastModified;
unsigned short permissions;
} FILEPROPERTIESW, *LPFILEPROPERTIESW;
typedef struct
{
object_header_t hdr;
ftp_session_t *lpFtpSession;
DWORD index;
DWORD size;
LPFILEPROPERTIESW lpafp;
} WININETFTPFINDNEXTW, *LPWININETFTPFINDNEXTW;
#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 *const 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 BOOL FTP_SendCommand(INT nSocket, FTP_COMMAND ftpCmd, LPCWSTR lpszParam,
INTERNET_STATUS_CALLBACK lpfnStatusCB, object_header_t *hdr, DWORD_PTR dwContext);
static BOOL FTP_SendStore(ftp_session_t*, LPCWSTR lpszRemoteFile, DWORD dwType);
static BOOL FTP_GetDataSocket(ftp_session_t*, LPINT nDataSocket);
static BOOL FTP_SendData(ftp_session_t*, INT nDataSocket, HANDLE hFile);
static INT FTP_ReceiveResponse(ftp_session_t*, DWORD_PTR dwContext);
static BOOL FTP_SendRetrieve(ftp_session_t*, LPCWSTR lpszRemoteFile, DWORD dwType);
static BOOL FTP_RetrieveFileData(ftp_session_t*, INT nDataSocket, HANDLE hFile);
static BOOL FTP_InitListenSocket(ftp_session_t*);
static BOOL FTP_ConnectToHost(ftp_session_t*);
static BOOL FTP_SendPassword(ftp_session_t*);
static BOOL FTP_SendAccount(ftp_session_t*);
static BOOL FTP_SendType(ftp_session_t*, DWORD dwType);
static BOOL FTP_SendPort(ftp_session_t*);
static BOOL FTP_DoPassive(ftp_session_t*);
static BOOL FTP_SendPortOrPasv(ftp_session_t*);
static BOOL FTP_ParsePermission(LPCSTR lpszPermission, LPFILEPROPERTIESW lpfp);
static BOOL FTP_ParseNextFile(INT nSocket, LPCWSTR lpszSearchFile, LPFILEPROPERTIESW fileprop);
static BOOL FTP_ParseDirectory(ftp_session_t*, INT nSocket, LPCWSTR lpszSearchFile,
LPFILEPROPERTIESW *lpafp, LPDWORD dwfp);
static HINTERNET FTP_ReceiveFileList(ftp_session_t*, INT nSocket, LPCWSTR lpszSearchFile,
LPWIN32_FIND_DATAW lpFindFileData, DWORD_PTR dwContext);
static DWORD FTP_SetResponseError(DWORD dwResponse);
static BOOL FTP_ConvertFileProp(LPFILEPROPERTIESW lpafp, LPWIN32_FIND_DATAW lpFindFileData);
static BOOL FTP_FtpPutFileW(ftp_session_t*, LPCWSTR lpszLocalFile,
LPCWSTR lpszNewRemoteFile, DWORD dwFlags, DWORD_PTR dwContext);
static BOOL FTP_FtpSetCurrentDirectoryW(ftp_session_t*, LPCWSTR lpszDirectory);
static BOOL FTP_FtpCreateDirectoryW(ftp_session_t*, LPCWSTR lpszDirectory);
static HINTERNET FTP_FtpFindFirstFileW(ftp_session_t*,
LPCWSTR lpszSearchFile, LPWIN32_FIND_DATAW lpFindFileData, DWORD dwFlags, DWORD_PTR dwContext);
static BOOL FTP_FtpGetCurrentDirectoryW(ftp_session_t*, LPWSTR lpszCurrentDirectory,
LPDWORD lpdwCurrentDirectory);
static BOOL FTP_FtpRenameFileW(ftp_session_t*, LPCWSTR lpszSrc, LPCWSTR lpszDest);
static BOOL FTP_FtpRemoveDirectoryW(ftp_session_t*, LPCWSTR lpszDirectory);
static BOOL FTP_FtpDeleteFileW(ftp_session_t*, LPCWSTR lpszFileName);
static BOOL FTP_FtpGetFileW(ftp_session_t*, LPCWSTR lpszRemoteFile, LPCWSTR lpszNewFile,
BOOL fFailIfExists, DWORD dwLocalFlagsAttribute, DWORD dwInternetFlags,
DWORD_PTR dwContext);
/* A temporary helper until we get rid of INTERNET_GetLastError calls */
static BOOL res_to_le(DWORD res)
{
if(res != ERROR_SUCCESS)
INTERNET_SetLastError(res);
return res == ERROR_SUCCESS;
}
/***********************************************************************
* 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_PTR dwContext)
{
LPWSTR lpwzLocalFile;
LPWSTR lpwzNewRemoteFile;
BOOL ret;
lpwzLocalFile = heap_strdupAtoW(lpszLocalFile);
lpwzNewRemoteFile = heap_strdupAtoW(lpszNewRemoteFile);
ret = FtpPutFileW(hConnect, lpwzLocalFile, lpwzNewRemoteFile,
dwFlags, dwContext);
heap_free(lpwzLocalFile);
heap_free(lpwzNewRemoteFile);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *local_file;
WCHAR *remote_file;
DWORD flags;
DWORD_PTR context;
} put_file_task_t;
static void AsyncFtpPutFileProc(task_header_t *hdr)
{
put_file_task_t *task = (put_file_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpPutFileW(session, task->local_file, task->remote_file,
task->flags, task->context);
heap_free(task->local_file);
heap_free(task->remote_file);
}
/***********************************************************************
* 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_PTR dwContext)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
if (!lpszLocalFile || !lpszNewRemoteFile)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
lpwfs = (ftp_session_t*) get_handle_object( 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 (lpwfs->download_in_progress != NULL)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
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)
{
put_file_task_t *task = alloc_async_task(&lpwfs->hdr, AsyncFtpPutFileProc, sizeof(*task));
task->local_file = heap_strdupW(lpszLocalFile);
task->remote_file = heap_strdupW(lpszNewRemoteFile);
task->flags = dwFlags;
task->context = dwContext;
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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
*
*/
static BOOL FTP_FtpPutFileW(ftp_session_t *lpwfs, LPCWSTR lpszLocalFile,
LPCWSTR lpszNewRemoteFile, DWORD dwFlags, DWORD_PTR dwContext)
{
HANDLE hFile;
BOOL bSuccess = FALSE;
appinfo_t *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)))
/* Let CreateFile set the appropriate error */
return FALSE;
hIC = lpwfs->lpAppInfo;
INTERNET_SendCallback(&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);
lpwfs->lstnSocket = -1;
}
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (DWORD)bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
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 = heap_strdupAtoW(lpszDirectory);
ret = FtpSetCurrentDirectoryW(hConnect, lpwzDirectory);
heap_free(lpwzDirectory);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *directory;
} directory_task_t;
static void AsyncFtpSetCurrentDirectoryProc(task_header_t *hdr)
{
directory_task_t *task = (directory_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpSetCurrentDirectoryW(session, task->directory);
heap_free(task->directory);
}
/***********************************************************************
* FtpSetCurrentDirectoryW (WININET.@)
*
* Change the working directory on the FTP server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpSetCurrentDirectoryW(HINTERNET hConnect, LPCWSTR lpszDirectory)
{
ftp_session_t *lpwfs = NULL;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
if (!lpszDirectory)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
goto lend;
}
lpwfs = (ftp_session_t*) get_handle_object( hConnect );
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
goto lend;
}
if (lpwfs->download_in_progress != NULL)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
goto lend;
}
TRACE("lpszDirectory(%s)\n", debugstr_w(lpszDirectory));
hIC = lpwfs->lpAppInfo;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
directory_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpSetCurrentDirectoryProc, sizeof(*task));
task->directory = heap_strdupW(lpszDirectory);
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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
*
*/
static BOOL FTP_FtpSetCurrentDirectoryW(ftp_session_t *lpwfs, LPCWSTR lpszDirectory)
{
INT nResCode;
appinfo_t *hIC = NULL;
BOOL 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 = bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : ERROR_INTERNET_EXTENDED_ERROR;
INTERNET_SendCallback(&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 = heap_strdupAtoW(lpszDirectory);
ret = FtpCreateDirectoryW(hConnect, lpwzDirectory);
heap_free(lpwzDirectory);
return ret;
}
static void AsyncFtpCreateDirectoryProc(task_header_t *hdr)
{
directory_task_t *task = (directory_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE(" %p\n", session);
FTP_FtpCreateDirectoryW(session, task->directory);
heap_free(task->directory);
}
/***********************************************************************
* FtpCreateDirectoryW (WININET.@)
*
* Create new directory on the FTP server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpCreateDirectoryW(HINTERNET hConnect, LPCWSTR lpszDirectory)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
lpwfs = (ftp_session_t*) get_handle_object( 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 (lpwfs->download_in_progress != NULL)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
goto lend;
}
if (!lpszDirectory)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
goto lend;
}
hIC = lpwfs->lpAppInfo;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
directory_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpCreateDirectoryProc, sizeof(*task));
task->directory = heap_strdupW(lpszDirectory);
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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
*
*/
static BOOL FTP_FtpCreateDirectoryW(ftp_session_t *lpwfs, LPCWSTR lpszDirectory)
{
INT nResCode;
BOOL bSuccess = FALSE;
appinfo_t *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();
INTERNET_SendCallback(&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_PTR dwContext)
{
LPWSTR lpwzSearchFile;
WIN32_FIND_DATAW wfd;
LPWIN32_FIND_DATAW lpFindFileDataW;
HINTERNET ret;
lpwzSearchFile = heap_strdupAtoW(lpszSearchFile);
lpFindFileDataW = lpFindFileData?&wfd:NULL;
ret = FtpFindFirstFileW(hConnect, lpwzSearchFile, lpFindFileDataW, dwFlags, dwContext);
heap_free(lpwzSearchFile);
if (ret && lpFindFileData)
WININET_find_data_WtoA(lpFindFileDataW, lpFindFileData);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *search_file;
WIN32_FIND_DATAW *find_file_data;
DWORD flags;
DWORD_PTR context;
} find_first_file_task_t;
static void AsyncFtpFindFirstFileProc(task_header_t *hdr)
{
find_first_file_task_t *task = (find_first_file_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpFindFirstFileW(session, task->search_file, task->find_file_data, task->flags, task->context);
heap_free(task->search_file);
}
/***********************************************************************
* 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_PTR dwContext)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
HINTERNET r = NULL;
lpwfs = (ftp_session_t*) get_handle_object( hConnect );
if (NULL == lpwfs || WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
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)
{
find_first_file_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpFindFirstFileProc, sizeof(*task));
task->search_file = heap_strdupW(lpszSearchFile);
task->find_file_data = lpFindFileData;
task->flags = dwFlags;
task->context = dwContext;
INTERNET_AsyncCall(&task->hdr);
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
*
*/
static HINTERNET FTP_FtpFindFirstFileW(ftp_session_t *lpwfs,
LPCWSTR lpszSearchFile, LPWIN32_FIND_DATAW lpFindFileData, DWORD dwFlags, DWORD_PTR dwContext)
{
INT nResCode;
appinfo_t *hIC = NULL;
HINTERNET hFindNext = NULL;
LPWSTR lpszSearchPath = 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;
/* split search path into file and path */
if (lpszSearchFile)
{
LPCWSTR name = lpszSearchFile, p;
if ((p = strrchrW( name, '\\' ))) name = p + 1;
if ((p = strrchrW( name, '/' ))) name = p + 1;
if (name != lpszSearchFile)
{
lpszSearchPath = heap_strndupW(lpszSearchFile, name - lpszSearchFile);
lpszSearchFile = name;
}
}
if (!FTP_SendCommand(lpwfs->sndSocket, FTP_CMD_LIST, lpszSearchPath,
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:
heap_free(lpszSearchPath);
if (lpwfs->lstnSocket != -1)
{
closesocket(lpwfs->lstnSocket);
lpwfs->lstnSocket = -1;
}
hIC = lpwfs->lpAppInfo;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
INTERNET_ASYNC_RESULT iar;
if (hFindNext)
{
iar.dwResult = (DWORD_PTR)hFindNext;
iar.dwError = ERROR_SUCCESS;
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_HANDLE_CREATED,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
iar.dwResult = (DWORD_PTR)hFindNext;
iar.dwError = hFindNext ? ERROR_SUCCESS : INTERNET_GetLastError();
INTERNET_SendCallback(&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 = heap_alloc(len * sizeof(WCHAR));
if (NULL == dir)
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
}
}
ret = FtpGetCurrentDirectoryW(hFtpSession, lpszCurrentDirectory?dir:NULL, lpdwCurrentDirectory?&len:NULL);
if (ret && lpszCurrentDirectory)
WideCharToMultiByte(CP_ACP, 0, dir, -1, lpszCurrentDirectory, len, NULL, NULL);
if (lpdwCurrentDirectory) *lpdwCurrentDirectory = len;
heap_free(dir);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *directory;
DWORD *directory_len;
} get_current_dir_task_t;
static void AsyncFtpGetCurrentDirectoryProc(task_header_t *hdr)
{
get_current_dir_task_t *task = (get_current_dir_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpGetCurrentDirectoryW(session, task->directory, task->directory_len);
}
/***********************************************************************
* FtpGetCurrentDirectoryW (WININET.@)
*
* Retrieves the current directory
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpGetCurrentDirectoryW(HINTERNET hFtpSession, LPWSTR lpszCurrentDirectory,
LPDWORD lpdwCurrentDirectory)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
TRACE("%p %p %p\n", hFtpSession, lpszCurrentDirectory, lpdwCurrentDirectory);
lpwfs = (ftp_session_t*) get_handle_object( hFtpSession );
if (NULL == lpwfs)
{
INTERNET_SetLastError(ERROR_INVALID_HANDLE);
goto lend;
}
if (WH_HFTPSESSION != lpwfs->hdr.htype)
{
INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
goto lend;
}
if (!lpdwCurrentDirectory)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
goto lend;
}
if (lpszCurrentDirectory == NULL)
{
INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
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)
{
get_current_dir_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpGetCurrentDirectoryProc, sizeof(*task));
task->directory = lpszCurrentDirectory;
task->directory_len = lpdwCurrentDirectory;
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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
*
*/
static BOOL FTP_FtpGetCurrentDirectoryW(ftp_session_t *lpwfs, LPWSTR lpszCurrentDirectory,
LPDWORD lpdwCurrentDirectory)
{
INT nResCode;
appinfo_t *hIC = NULL;
BOOL bSuccess = FALSE;
/* Clear any error information */
INTERNET_SetLastError(0);
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 = heap_strdupAtoW(INTERNET_GetResponseBuffer());
for (firstpos = 0, lastpos = 0; lpszResponseBuffer[lastpos]; lastpos++)
{
if ('"' == lpszResponseBuffer[lastpos])
{
if (!firstpos)
firstpos = lastpos;
else
break;
}
}
len = lastpos - firstpos;
if (*lpdwCurrentDirectory >= len)
{
memcpy(lpszCurrentDirectory, &lpszResponseBuffer[firstpos + 1], len * sizeof(WCHAR));
lpszCurrentDirectory[len - 1] = 0;
*lpdwCurrentDirectory = len;
bSuccess = TRUE;
}
else INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
heap_free(lpszResponseBuffer);
}
else
FTP_SetResponseError(nResCode);
}
lend:
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = bSuccess;
iar.dwError = bSuccess ? ERROR_SUCCESS : ERROR_INTERNET_EXTENDED_ERROR;
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
return bSuccess;
}
/***********************************************************************
* FTPFILE_Destroy(internal)
*
* Closes the file transfer handle. This also 'cleans' the data queue of
* the 'transfer complete' message (this is a bit of a hack though :-/ )
*
*/
static void FTPFILE_Destroy(object_header_t *hdr)
{
ftp_file_t *lpwh = (ftp_file_t*) hdr;
ftp_session_t *lpwfs = lpwh->lpFtpSession;
INT nResCode;
TRACE("\n");
if (lpwh->cache_file_handle != INVALID_HANDLE_VALUE)
CloseHandle(lpwh->cache_file_handle);
heap_free(lpwh->cache_file);
if (!lpwh->session_deleted)
lpwfs->download_in_progress = NULL;
if (lpwh->nDataSocket != -1)
closesocket(lpwh->nDataSocket);
nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
if (nResCode > 0 && nResCode != 226) WARN("server reports failed transfer\n");
WININET_Release(&lpwh->lpFtpSession->hdr);
}
static DWORD FTPFILE_QueryOption(object_header_t *hdr, DWORD option, void *buffer, DWORD *size, BOOL unicode)
{
switch(option) {
case INTERNET_OPTION_HANDLE_TYPE:
TRACE("INTERNET_OPTION_HANDLE_TYPE\n");
if (*size < sizeof(ULONG))
return ERROR_INSUFFICIENT_BUFFER;
*size = sizeof(DWORD);
*(DWORD*)buffer = INTERNET_HANDLE_TYPE_FTP_FILE;
return ERROR_SUCCESS;
case INTERNET_OPTION_DATAFILE_NAME:
{
DWORD required;
ftp_file_t *file = (ftp_file_t *)hdr;
TRACE("INTERNET_OPTION_DATAFILE_NAME\n");
if (!file->cache_file)
{
*size = 0;
return ERROR_INTERNET_ITEM_NOT_FOUND;
}
if (unicode)
{
required = (lstrlenW(file->cache_file) + 1) * sizeof(WCHAR);
if (*size < required)
return ERROR_INSUFFICIENT_BUFFER;
*size = required;
memcpy(buffer, file->cache_file, *size);
return ERROR_SUCCESS;
}
else
{
required = WideCharToMultiByte(CP_ACP, 0, file->cache_file, -1, NULL, 0, NULL, NULL);
if (required > *size)
return ERROR_INSUFFICIENT_BUFFER;
*size = WideCharToMultiByte(CP_ACP, 0, file->cache_file, -1, buffer, *size, NULL, NULL);
return ERROR_SUCCESS;
}
}
}
return INET_QueryOption(hdr, option, buffer, size, unicode);
}
static DWORD FTPFILE_ReadFile(object_header_t *hdr, void *buffer, DWORD size, DWORD *read,
DWORD flags, DWORD_PTR context)
{
ftp_file_t *file = (ftp_file_t*)hdr;
int res;
DWORD error;
if (file->nDataSocket == -1)
return ERROR_INTERNET_DISCONNECTED;
/* FIXME: FTP should use NETCON_ stuff */
res = sock_recv(file->nDataSocket, buffer, size, MSG_WAITALL);
*read = res>0 ? res : 0;
error = res >= 0 ? ERROR_SUCCESS : INTERNET_ERROR_BASE; /* FIXME */
if (error == ERROR_SUCCESS && file->cache_file)
{
DWORD bytes_written;
if (!WriteFile(file->cache_file_handle, buffer, *read, &bytes_written, NULL))
WARN("WriteFile failed: %u\n", GetLastError());
}
return error;
}
static DWORD FTPFILE_WriteFile(object_header_t *hdr, const void *buffer, DWORD size, DWORD *written)
{
ftp_file_t *lpwh = (ftp_file_t*) hdr;
int res;
res = sock_send(lpwh->nDataSocket, buffer, size, 0);
*written = res>0 ? res : 0;
return res >= 0 ? ERROR_SUCCESS : WSAGetLastError();
}
static void FTP_ReceiveRequestData(ftp_file_t *file, BOOL first_notif)
{
INTERNET_ASYNC_RESULT iar;
BYTE buffer[4096];
int available;
TRACE("%p\n", file);
available = sock_recv(file->nDataSocket, buffer, sizeof(buffer), MSG_PEEK);
if(available != -1) {
iar.dwResult = (DWORD_PTR)file->hdr.hInternet;
iar.dwError = first_notif ? 0 : available;
}else {
iar.dwResult = 0;
iar.dwError = INTERNET_GetLastError();
}
INTERNET_SendCallback(&file->hdr, file->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE, &iar,
sizeof(INTERNET_ASYNC_RESULT));
}
static void FTPFILE_AsyncQueryDataAvailableProc(task_header_t *task)
{
ftp_file_t *file = (ftp_file_t*)task->hdr;
FTP_ReceiveRequestData(file, FALSE);
}
static DWORD FTPFILE_QueryDataAvailable(object_header_t *hdr, DWORD *available, DWORD flags, DWORD_PTR ctx)
{
ftp_file_t *file = (ftp_file_t*) hdr;
ULONG unread = 0;
int retval;
TRACE("(%p %p %x %lx)\n", file, available, flags, ctx);
retval = ioctlsocket(file->nDataSocket, FIONREAD, &unread);
if (!retval)
TRACE("%d bytes of queued, but unread data\n", unread);
*available = unread;
if(!unread) {
BYTE byte;
*available = 0;
retval = sock_recv(file->nDataSocket, &byte, 1, MSG_PEEK);
if(retval > 0) {
task_header_t *task;
task = alloc_async_task(&file->hdr, FTPFILE_AsyncQueryDataAvailableProc, sizeof(*task));
INTERNET_AsyncCall(task);
return ERROR_IO_PENDING;
}
}
return ERROR_SUCCESS;
}
static DWORD FTPFILE_LockRequestFile(object_header_t *hdr, req_file_t **ret)
{
ftp_file_t *file = (ftp_file_t*)hdr;
FIXME("%p\n", file);
return ERROR_NOT_SUPPORTED;
}
static const object_vtbl_t FTPFILEVtbl = {
FTPFILE_Destroy,
NULL,
FTPFILE_QueryOption,
INET_SetOption,
FTPFILE_ReadFile,
FTPFILE_WriteFile,
FTPFILE_QueryDataAvailable,
NULL,
FTPFILE_LockRequestFile
};
/***********************************************************************
* FTP_FtpOpenFileW (Internal)
*
* Open a remote file for writing or reading
*
* RETURNS
* HINTERNET handle on success
* NULL on failure
*
*/
static HINTERNET FTP_FtpOpenFileW(ftp_session_t *lpwfs,
LPCWSTR lpszFileName, DWORD fdwAccess, DWORD dwFlags,
DWORD_PTR dwContext)
{
INT nDataSocket;
BOOL bSuccess = FALSE;
ftp_file_t *lpwh = NULL;
appinfo_t *hIC = 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 = alloc_object(&lpwfs->hdr, &FTPFILEVtbl, sizeof(ftp_file_t));
lpwh->hdr.htype = WH_HFILE;
lpwh->hdr.dwFlags = dwFlags;
lpwh->hdr.dwContext = dwContext;
lpwh->nDataSocket = nDataSocket;
lpwh->cache_file = NULL;
lpwh->cache_file_handle = INVALID_HANDLE_VALUE;
lpwh->session_deleted = FALSE;
WININET_AddRef( &lpwfs->hdr );
lpwh->lpFtpSession = lpwfs;
list_add_head( &lpwfs->hdr.children, &lpwh->hdr.entry );
/* Indicate that a download is currently in progress */
lpwfs->download_in_progress = lpwh;
}
if (lpwfs->lstnSocket != -1)
{
closesocket(lpwfs->lstnSocket);
lpwfs->lstnSocket = -1;
}
if (bSuccess && fdwAccess == GENERIC_READ)
{
WCHAR filename[MAX_PATH + 1];
URL_COMPONENTSW uc;
DWORD len;
memset(&uc, 0, sizeof(uc));
uc.dwStructSize = sizeof(uc);
uc.nScheme = INTERNET_SCHEME_FTP;
uc.lpszHostName = lpwfs->servername;
uc.nPort = lpwfs->serverport;
uc.lpszUserName = lpwfs->lpszUserName;
uc.lpszUrlPath = heap_strdupW(lpszFileName);
if (!InternetCreateUrlW(&uc, 0, NULL, &len) && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
{
WCHAR *url = heap_alloc(len * sizeof(WCHAR));
if (url && InternetCreateUrlW(&uc, 0, url, &len) && CreateUrlCacheEntryW(url, 0, NULL, filename, 0))
{
lpwh->cache_file = heap_strdupW(filename);
lpwh->cache_file_handle = CreateFileW(filename, GENERIC_WRITE, FILE_SHARE_READ,
NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (lpwh->cache_file_handle == INVALID_HANDLE_VALUE)
{
WARN("Could not create cache file: %u\n", GetLastError());
heap_free(lpwh->cache_file);
lpwh->cache_file = NULL;
}
}
heap_free(url);
}
heap_free(uc.lpszUrlPath);
}
hIC = lpwfs->lpAppInfo;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
INTERNET_ASYNC_RESULT iar;
if (lpwh)
{
iar.dwResult = (DWORD_PTR)lpwh->hdr.hInternet;
iar.dwError = ERROR_SUCCESS;
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_HANDLE_CREATED,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
if(bSuccess) {
FTP_ReceiveRequestData(lpwh, TRUE);
}else {
iar.dwResult = 0;
iar.dwError = INTERNET_GetLastError();
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
}
if(!bSuccess)
return FALSE;
return lpwh->hdr.hInternet;
}
/***********************************************************************
* 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_PTR dwContext)
{
LPWSTR lpwzFileName;
HINTERNET ret;
lpwzFileName = heap_strdupAtoW(lpszFileName);
ret = FtpOpenFileW(hFtpSession, lpwzFileName, fdwAccess, dwFlags, dwContext);
heap_free(lpwzFileName);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *file_name;
DWORD access;
DWORD flags;
DWORD_PTR context;
} open_file_task_t;
static void AsyncFtpOpenFileProc(task_header_t *hdr)
{
open_file_task_t *task = (open_file_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpOpenFileW(session, task->file_name, task->access, task->flags, task->context);
heap_free(task->file_name);
}
/***********************************************************************
* 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_PTR dwContext)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
HINTERNET r = NULL;
TRACE("(%p,%s,0x%08x,0x%08x,0x%08lx)\n", hFtpSession,
debugstr_w(lpszFileName), fdwAccess, dwFlags, dwContext);
lpwfs = (ftp_session_t*) get_handle_object( 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)
{
open_file_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpOpenFileProc, sizeof(*task));
task->file_name = heap_strdupW(lpszFileName);
task->access = fdwAccess;
task->flags = dwFlags;
task->context = dwContext;
INTERNET_AsyncCall(&task->hdr);
r = NULL;
}
else
{
r = FTP_FtpOpenFileW(lpwfs, lpszFileName, fdwAccess, dwFlags, dwContext);
}
lend:
WININET_Release( &lpwfs->hdr );
return r;
}
/***********************************************************************
* 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_PTR dwContext)
{
LPWSTR lpwzRemoteFile;
LPWSTR lpwzNewFile;
BOOL ret;
lpwzRemoteFile = heap_strdupAtoW(lpszRemoteFile);
lpwzNewFile = heap_strdupAtoW(lpszNewFile);
ret = FtpGetFileW(hInternet, lpwzRemoteFile, lpwzNewFile, fFailIfExists,
dwLocalFlagsAttribute, dwInternetFlags, dwContext);
heap_free(lpwzRemoteFile);
heap_free(lpwzNewFile);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *remote_file;
WCHAR *new_file;
BOOL fail_if_exists;
DWORD local_attr;
DWORD flags;
DWORD_PTR context;
} get_file_task_t;
static void AsyncFtpGetFileProc(task_header_t *hdr)
{
get_file_task_t *task = (get_file_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpGetFileW(session, task->remote_file, task->new_file, task->fail_if_exists,
task->local_attr, task->flags, task->context);
heap_free(task->remote_file);
heap_free(task->new_file);
}
/***********************************************************************
* 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_PTR dwContext)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
if (!lpszRemoteFile || !lpszNewFile)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
lpwfs = (ftp_session_t*) get_handle_object( 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)
{
get_file_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpGetFileProc, sizeof(*task));
task->remote_file = heap_strdupW(lpszRemoteFile);
task->new_file = heap_strdupW(lpszNewFile);
task->local_attr = dwLocalFlagsAttribute;
task->fail_if_exists = fFailIfExists;
task->flags = dwInternetFlags;
task->context = dwContext;
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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
*
*/
static BOOL FTP_FtpGetFileW(ftp_session_t *lpwfs, LPCWSTR lpszRemoteFile, LPCWSTR lpszNewFile,
BOOL fFailIfExists, DWORD dwLocalFlagsAttribute, DWORD dwInternetFlags,
DWORD_PTR dwContext)
{
BOOL bSuccess = FALSE;
HANDLE hFile;
appinfo_t *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)
return FALSE;
/* Set up socket to retrieve data */
if (FTP_SendRetrieve(lpwfs, lpszRemoteFile, dwInternetFlags))
{
INT nDataSocket;
/* Get data socket to server */
if (FTP_GetDataSocket(lpwfs, &nDataSocket))
{
INT nResCode;
/* Receive data */
FTP_RetrieveFileData(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);
lpwfs->lstnSocket = -1;
}
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();
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
&iar, sizeof(INTERNET_ASYNC_RESULT));
}
if (!bSuccess) DeleteFileW(lpszNewFile);
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 = heap_strdupAtoW(lpszFileName);
ret = FtpDeleteFileW(hFtpSession, lpwzFileName);
heap_free(lpwzFileName);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *file_name;
} delete_file_task_t;
static void AsyncFtpDeleteFileProc(task_header_t *hdr)
{
delete_file_task_t *task = (delete_file_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpDeleteFileW(session, task->file_name);
heap_free(task->file_name);
}
/***********************************************************************
* FtpDeleteFileW (WININET.@)
*
* Delete a file on the ftp server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpDeleteFileW(HINTERNET hFtpSession, LPCWSTR lpszFileName)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
lpwfs = (ftp_session_t*) get_handle_object( 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 (lpwfs->download_in_progress != NULL)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
goto lend;
}
if (!lpszFileName)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
goto lend;
}
hIC = lpwfs->lpAppInfo;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
delete_file_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpDeleteFileProc, sizeof(*task));
task->file_name = heap_strdupW(lpszFileName);
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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(ftp_session_t *lpwfs, LPCWSTR lpszFileName)
{
INT nResCode;
BOOL bSuccess = FALSE;
appinfo_t *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();
INTERNET_SendCallback(&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 = heap_strdupAtoW(lpszDirectory);
ret = FtpRemoveDirectoryW(hFtpSession, lpwzDirectory);
heap_free(lpwzDirectory);
return ret;
}
static void AsyncFtpRemoveDirectoryProc(task_header_t *hdr)
{
directory_task_t *task = (directory_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpRemoveDirectoryW(session, task->directory);
heap_free(task->directory);
}
/***********************************************************************
* FtpRemoveDirectoryW (WININET.@)
*
* Remove a directory on the ftp server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
BOOL WINAPI FtpRemoveDirectoryW(HINTERNET hFtpSession, LPCWSTR lpszDirectory)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
lpwfs = (ftp_session_t*) get_handle_object( 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 (lpwfs->download_in_progress != NULL)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
goto lend;
}
if (!lpszDirectory)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
goto lend;
}
hIC = lpwfs->lpAppInfo;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
directory_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpRemoveDirectoryProc, sizeof(*task));
task->directory = heap_strdupW(lpszDirectory);
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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(ftp_session_t *lpwfs, LPCWSTR lpszDirectory)
{
INT nResCode;
BOOL bSuccess = FALSE;
appinfo_t *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();
INTERNET_SendCallback(&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 = heap_strdupAtoW(lpszSrc);
lpwzDest = heap_strdupAtoW(lpszDest);
ret = FtpRenameFileW(hFtpSession, lpwzSrc, lpwzDest);
heap_free(lpwzSrc);
heap_free(lpwzDest);
return ret;
}
typedef struct {
task_header_t hdr;
WCHAR *src_file;
WCHAR *dst_file;
} rename_file_task_t;
static void AsyncFtpRenameFileProc(task_header_t *hdr)
{
rename_file_task_t *task = (rename_file_task_t*)hdr;
ftp_session_t *session = (ftp_session_t*)task->hdr.hdr;
TRACE("%p\n", session);
FTP_FtpRenameFileW(session, task->src_file, task->dst_file);
heap_free(task->src_file);
heap_free(task->dst_file);
}
/***********************************************************************
* 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)
{
ftp_session_t *lpwfs;
appinfo_t *hIC = NULL;
BOOL r = FALSE;
lpwfs = (ftp_session_t*) get_handle_object( 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 (lpwfs->download_in_progress != NULL)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
goto lend;
}
if (!lpszSrc || !lpszDest)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
goto lend;
}
hIC = lpwfs->lpAppInfo;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
rename_file_task_t *task;
task = alloc_async_task(&lpwfs->hdr, AsyncFtpRenameFileProc, sizeof(*task));
task->src_file = heap_strdupW(lpszSrc);
task->dst_file = heap_strdupW(lpszDest);
r = res_to_le(INTERNET_AsyncCall(&task->hdr));
}
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(ftp_session_t *lpwfs, LPCWSTR lpszSrc, LPCWSTR lpszDest)
{
INT nResCode;
BOOL bSuccess = FALSE;
appinfo_t *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();
INTERNET_SendCallback(&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 )
{
BOOL r;
WCHAR *cmdW;
TRACE("%p %d 0x%08x %s 0x%08lx %p\n", hConnect, fExpectResponse, dwFlags,
debugstr_a(lpszCommand), dwContext, phFtpCommand);
if (fExpectResponse)
{
FIXME("data connection not supported\n");
return FALSE;
}
if (!lpszCommand || !lpszCommand[0])
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (!(cmdW = heap_strdupAtoW(lpszCommand)))
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
r = FtpCommandW(hConnect, fExpectResponse, dwFlags, cmdW, dwContext, phFtpCommand);
heap_free(cmdW);
return r;
}
/***********************************************************************
* FtpCommandW (WININET.@)
*/
BOOL WINAPI FtpCommandW( HINTERNET hConnect, BOOL fExpectResponse, DWORD dwFlags,
LPCWSTR lpszCommand, DWORD_PTR dwContext, HINTERNET* phFtpCommand )
{
BOOL r = FALSE;
ftp_session_t *lpwfs;
LPSTR cmd = NULL;
DWORD len, nBytesSent= 0;
INT nResCode, nRC = 0;
TRACE("%p %d 0x%08x %s 0x%08lx %p\n", hConnect, fExpectResponse, dwFlags,
debugstr_w(lpszCommand), dwContext, phFtpCommand);
if (!lpszCommand || !lpszCommand[0])
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (fExpectResponse)
{
FIXME("data connection not supported\n");
return FALSE;
}
lpwfs = (ftp_session_t*) get_handle_object( 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 (lpwfs->download_in_progress != NULL)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
goto lend;
}
len = WideCharToMultiByte(CP_ACP, 0, lpszCommand, -1, NULL, 0, NULL, NULL) + strlen(szCRLF);
if ((cmd = heap_alloc(len)))
WideCharToMultiByte(CP_ACP, 0, lpszCommand, -1, cmd, len, NULL, NULL);
else
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
goto lend;
}
strcat(cmd, szCRLF);
len--;
TRACE("Sending (%s) len(%d)\n", debugstr_a(cmd), len);
while ((nBytesSent < len) && (nRC != -1))
{
nRC = sock_send(lpwfs->sndSocket, cmd + nBytesSent, len - nBytesSent, 0);
if (nRC != -1)
{
nBytesSent += nRC;
TRACE("Sent %d bytes\n", nRC);
}
}
if (nBytesSent)
{
nResCode = FTP_ReceiveResponse(lpwfs, lpwfs->hdr.dwContext);
if (nResCode > 0 && nResCode < 400)
r = TRUE;
else
FTP_SetResponseError(nResCode);
}
lend:
WININET_Release( &lpwfs->hdr );
heap_free( cmd );
return r;
}
/***********************************************************************
* FTPSESSION_Destroy (internal)
*
* Deallocate session handle
*/
static void FTPSESSION_Destroy(object_header_t *hdr)
{
ftp_session_t *lpwfs = (ftp_session_t*) hdr;
TRACE("\n");
WININET_Release(&lpwfs->lpAppInfo->hdr);
heap_free(lpwfs->lpszPassword);
heap_free(lpwfs->lpszUserName);
heap_free(lpwfs->servername);
}
static void FTPSESSION_CloseConnection(object_header_t *hdr)
{
ftp_session_t *lpwfs = (ftp_session_t*) hdr;
TRACE("\n");
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext,
INTERNET_STATUS_CLOSING_CONNECTION, 0, 0);
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);
if (lpwfs->pasvSocket != -1)
closesocket(lpwfs->pasvSocket);
INTERNET_SendCallback(&lpwfs->hdr, lpwfs->hdr.dwContext,
INTERNET_STATUS_CONNECTION_CLOSED, 0, 0);
}
static DWORD FTPSESSION_QueryOption(object_header_t *hdr, DWORD option, void *buffer, DWORD *size, BOOL unicode)
{
switch(option) {
case INTERNET_OPTION_HANDLE_TYPE:
TRACE("INTERNET_OPTION_HANDLE_TYPE\n");
if (*size < sizeof(ULONG))
return ERROR_INSUFFICIENT_BUFFER;
*size = sizeof(DWORD);
*(DWORD*)buffer = INTERNET_HANDLE_TYPE_CONNECT_FTP;
return ERROR_SUCCESS;
}
return INET_QueryOption(hdr, option, buffer, size, unicode);
}
static const object_vtbl_t FTPSESSIONVtbl = {
FTPSESSION_Destroy,
FTPSESSION_CloseConnection,
FTPSESSION_QueryOption,
INET_SetOption,
NULL,
NULL,
NULL,
NULL
};
/***********************************************************************
* 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(appinfo_t *hIC, LPCWSTR lpszServerName,
INTERNET_PORT nServerPort, LPCWSTR lpszUserName,
LPCWSTR lpszPassword, DWORD dwFlags, DWORD_PTR 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;
socklen_t sock_namelen;
BOOL bSuccess = FALSE;
ftp_session_t *lpwfs = NULL;
char szaddr[INET6_ADDRSTRLEN];
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 ((!lpszUserName || !*lpszUserName) && lpszPassword && *lpszPassword)
{
INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
return NULL;
}
lpwfs = alloc_object(&hIC->hdr, &FTPSESSIONVtbl, sizeof(ftp_session_t));
if (NULL == lpwfs)
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
return NULL;
}
if (nServerPort == INTERNET_INVALID_PORT_NUMBER)
lpwfs->serverport = INTERNET_DEFAULT_FTP_PORT;
else
lpwfs->serverport = nServerPort;
lpwfs->hdr.htype = WH_HFTPSESSION;
lpwfs->hdr.dwFlags = dwFlags;
lpwfs->hdr.dwContext = dwContext;
lpwfs->hdr.dwInternalFlags |= dwInternalFlags;
lpwfs->download_in_progress = NULL;
lpwfs->sndSocket = -1;
lpwfs->lstnSocket = -1;
lpwfs->pasvSocket = -1;
WININET_AddRef( &hIC->hdr );
lpwfs->lpAppInfo = hIC;
list_add_head( &hIC->hdr.children, &lpwfs->hdr.entry );
if(hIC->proxy && hIC->accessType == INTERNET_OPEN_TYPE_PROXY) {
if(strchrW(hIC->proxy, ' '))
FIXME("Several proxies not implemented.\n");
if(hIC->proxyBypass)
FIXME("Proxy bypass is ignored.\n");
}
if (!lpszUserName || !lpszUserName[0]) {
HKEY key;
WCHAR szPassword[MAX_PATH];
DWORD len = sizeof(szPassword);
lpwfs->lpszUserName = heap_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 = heap_strdupW(szPassword);
}
else {
lpwfs->lpszUserName = heap_strdupW(lpszUserName);
lpwfs->lpszPassword = heap_strdupW(lpszPassword ? lpszPassword : szEmpty);
}
lpwfs->servername = heap_strdupW(lpszServerName);
/* 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_PTR)lpwfs->hdr.hInternet;
iar.dwError = ERROR_SUCCESS;
INTERNET_SendCallback(&hIC->hdr, dwContext,
INTERNET_STATUS_HANDLE_CREATED, &iar,
sizeof(INTERNET_ASYNC_RESULT));
}
INTERNET_SendCallback(&hIC->hdr, dwContext, INTERNET_STATUS_RESOLVING_NAME,
(LPWSTR) lpszServerName, (strlenW(lpszServerName)+1) * sizeof(WCHAR));
sock_namelen = sizeof(socketAddr);
if (!GetAddress(lpszServerName, lpwfs->serverport, (struct sockaddr *)&socketAddr, &sock_namelen, szaddr))
{
INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
goto lerror;
}
if (socketAddr.sin_family != AF_INET)
{
WARN("unsupported address family %d\n", socketAddr.sin_family);
INTERNET_SetLastError(ERROR_INTERNET_CANNOT_CONNECT);
goto lerror;
}
INTERNET_SendCallback(&hIC->hdr, dwContext, INTERNET_STATUS_NAME_RESOLVED,
szaddr, strlen(szaddr)+1);
init_winsock();
nsocket = socket(AF_INET,SOCK_STREAM,0);
if (nsocket == -1)
{
INTERNET_SetLastError(ERROR_INTERNET_CANNOT_CONNECT);
goto lerror;
}
INTERNET_SendCallback(&hIC->hdr, dwContext, INTERNET_STATUS_CONNECTING_TO_SERVER,
szaddr, strlen(szaddr)+1);
if (connect(nsocket, (struct sockaddr *)&socketAddr, sock_namelen) < 0)
{
ERR("Unable to connect (%d)\n", WSAGetLastError());
INTERNET_SetLastError(ERROR_INTERNET_CANNOT_CONNECT);
closesocket(nsocket);
}
else
{
TRACE("Connected to server\n");
lpwfs->sndSocket = nsocket;
INTERNET_SendCallback(&hIC->hdr, dwContext, INTERNET_STATUS_CONNECTED_TO_SERVER,
szaddr, strlen(szaddr)+1);
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)
{
if(lpwfs)
WININET_Release( &lpwfs->hdr );
return NULL;
}
return lpwfs->hdr.hInternet;
}
/***********************************************************************
* FTP_ConnectToHost (internal)
*
* Connect to a ftp server
*
* RETURNS
* TRUE on success
* NULL on failure
*
*/
static BOOL FTP_ConnectToHost(ftp_session_t *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_GetNextLine (internal)
*
* Parse next line in directory string listing
*
* RETURNS
* Pointer to beginning of next line
* NULL on failure
*
*/
static LPSTR FTP_GetNextLine(INT nSocket, LPDWORD dwLen)
{
struct timeval tv = {RESPONSE_TIMEOUT,0};
FD_SET set;
INT nRecv = 0;
LPSTR lpszBuffer = INTERNET_GetResponseBuffer();
TRACE("\n");
FD_ZERO(&set);
FD_SET(nSocket, &set);
while (nRecv < MAX_REPLY_LEN)
{
if (select(nSocket+1, &set, NULL, NULL, &tv) > 0)
{
if (sock_recv(nSocket, &lpszBuffer[nRecv], 1, 0) <= 0)
{
INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
return NULL;
}
if (lpszBuffer[nRecv] == '\n')
{
lpszBuffer[nRecv] = '\0';
*dwLen = nRecv - 1;
TRACE(":%d %s\n", nRecv, lpszBuffer);
return lpszBuffer;
}
if (lpszBuffer[nRecv] != '\r')
nRecv++;
}
else
{
INTERNET_SetLastError(ERROR_INTERNET_TIMEOUT);
return NULL;
}
}
return NULL;
}
/***********************************************************************
* 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, object_header_t *hdr, DWORD_PTR dwContext)
{
DWORD len;
CHAR *buf;
DWORD nBytesSent = 0;
int nRC = 0;
DWORD dwParamLen;
TRACE("%d: (%s) %d\n", ftpCmd, debugstr_a(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 = heap_alloc(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", debugstr_a(buf), len);
while((nBytesSent < len) && (nRC != -1))
{
nRC = sock_send(nSocket, buf+nBytesSent, len - nBytesSent, 0);
nBytesSent += nRC;
}
heap_free(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, object_header_t *hdr, DWORD_PTR dwContext)
{
BOOL ret;
LPSTR lpszParamA = heap_strdupWtoA(lpszParam);
ret = FTP_SendCommandA(nSocket, ftpCmd, lpszParamA, lpfnStatusCB, hdr, dwContext);
heap_free(lpszParamA);
return ret;
}
/***********************************************************************
* FTP_ReceiveResponse (internal)
*
* Receive response from server
*
* RETURNS
* Reply code on success
* 0 on failure
*
*/
INT FTP_ReceiveResponse(ftp_session_t *lpwfs, DWORD_PTR dwContext)
{
LPSTR lpszResponse = INTERNET_GetResponseBuffer();
DWORD nRecv;
INT rc = 0;
char firstprefix[5];
BOOL multiline = FALSE;
TRACE("socket(%d)\n", lpwfs->sndSocket);
INTERNET_SendCallback(&lpwfs->hdr, dwContext, INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
while(1)
{
if (!FTP_GetNextLine(lpwfs->sndSocket, &nRecv))
goto lerror;
if (nRecv >= 3)
{
if(!multiline)
{
if(lpszResponse[3] != '-')
break;
else
{ /* Start of multiline response. 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);
INTERNET_SendCallback(&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(ftp_session_t *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(ftp_session_t *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(ftp_session_t *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(ftp_session_t *lpwfs)
{
BOOL bSuccess = FALSE;
socklen_t namelen = sizeof(lpwfs->lstnSocketAddress);
TRACE("\n");
init_winsock();
lpwfs->lstnSocket = socket(AF_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(0);
if (bind(lpwfs->lstnSocket,(struct sockaddr *) &lpwfs->lstnSocketAddress, sizeof(lpwfs->lstnSocketAddress)) == -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(ftp_session_t *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;
}
#if 0 /* FIXME: should probably be used for FtpGetFileSize */
/***********************************************************************
* FTP_GetFileSize (internal)
*
* Retrieves from the server the size of the given file
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
static BOOL FTP_GetFileSize(ftp_session_t *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;
}
#endif
/***********************************************************************
* FTP_SendPort (internal)
*
* Tell server which port to use
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
static BOOL FTP_SendPort(ftp_session_t *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_un.S_addr&0x000000FF,
(lpwfs->lstnSocketAddress.sin_addr.S_un.S_addr&0x0000FF00)>>8,
(lpwfs->lstnSocketAddress.sin_addr.S_un.S_addr&0x00FF0000)>>16,
(lpwfs->lstnSocketAddress.sin_addr.S_un.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(ftp_session_t *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 */
while (*p != '\0' && (*p < '0' || *p > '9')) p++;
if (*p == '\0')
{
ERR("no address found in response, 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_un.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(ftp_session_t *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(ftp_session_t *lpwfs, LPINT nDataSocket)
{
struct sockaddr_in saddr;
socklen_t addrlen = sizeof(saddr);
TRACE("\n");
if (lpwfs->hdr.dwFlags & INTERNET_FLAG_PASSIVE)
{
*nDataSocket = lpwfs->pasvSocket;
lpwfs->pasvSocket = -1;
}
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(ftp_session_t *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 = heap_alloc_zero(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 = sock_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");
heap_free(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 BOOL FTP_SendRetrieve(ftp_session_t *lpwfs, LPCWSTR lpszRemoteFile, DWORD dwType)
{
INT nResCode;
BOOL ret;
TRACE("\n");
if (!(ret = FTP_InitListenSocket(lpwfs)))
goto lend;
if (!(ret = FTP_SendType(lpwfs, dwType)))
goto lend;
if (!(ret = FTP_SendPortOrPasv(lpwfs)))
goto lend;
if (!(ret = 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. */
FTP_SetResponseError(nResCode);
ret = FALSE;
}
lend:
if (!ret && lpwfs->lstnSocket != -1)
{
closesocket(lpwfs->lstnSocket);
lpwfs->lstnSocket = -1;
}
return ret;
}
/***********************************************************************
* FTP_RetrieveData (internal)
*
* Retrieve data from server
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
static BOOL FTP_RetrieveFileData(ftp_session_t *lpwfs, INT nDataSocket, HANDLE hFile)
{
DWORD nBytesWritten;
INT nRC = 0;
CHAR *lpszBuffer;
TRACE("\n");
lpszBuffer = heap_alloc_zero(sizeof(CHAR)*DATA_PACKET_SIZE);
if (NULL == lpszBuffer)
{
INTERNET_SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
while (nRC != -1)
{
nRC = sock_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);
}
}
TRACE("Data transfer complete\n");
recv_end:
heap_free(lpszBuffer);
return (nRC != -1);
}
/***********************************************************************
* FTPFINDNEXT_Destroy (internal)
*
* Deallocate session handle
*/
static void FTPFINDNEXT_Destroy(object_header_t *hdr)
{
LPWININETFTPFINDNEXTW lpwfn = (LPWININETFTPFINDNEXTW) hdr;
DWORD i;
TRACE("\n");
WININET_Release(&lpwfn->lpFtpSession->hdr);
for (i = 0; i < lpwfn->size; i++)
{
heap_free(lpwfn->lpafp[i].lpszName);
}
heap_free(lpwfn->lpafp);
}
static DWORD FTPFINDNEXT_FindNextFileProc(WININETFTPFINDNEXTW *find, LPVOID data)
{
WIN32_FIND_DATAW *find_data = data;
DWORD res = ERROR_SUCCESS;
TRACE("index(%d) size(%d)\n", find->index, find->size);
ZeroMemory(find_data, sizeof(WIN32_FIND_DATAW));
if (find->index < find->size) {
FTP_ConvertFileProp(&find->lpafp[find->index], find_data);
find->index++;
TRACE("Name: %s\nSize: %d\n", debugstr_w(find_data->cFileName), find_data->nFileSizeLow);
}else {
res = ERROR_NO_MORE_FILES;
}
if (find->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
INTERNET_ASYNC_RESULT iar;
iar.dwResult = (res == ERROR_SUCCESS);
iar.dwError = res;
INTERNET_SendCallback(&find->hdr, find->hdr.dwContext,
INTERNET_STATUS_REQUEST_COMPLETE, &iar,
sizeof(INTERNET_ASYNC_RESULT));
}
return res;
}
typedef struct {
task_header_t hdr;
WIN32_FIND_DATAW *find_data;
} find_next_task_t;
static void FTPFINDNEXT_AsyncFindNextFileProc(task_header_t *hdr)
{
find_next_task_t *task = (find_next_task_t*)hdr;
FTPFINDNEXT_FindNextFileProc((WININETFTPFINDNEXTW*)task->hdr.hdr, task->find_data);
}
static DWORD FTPFINDNEXT_QueryOption(object_header_t *hdr, DWORD option, void *buffer, DWORD *size, BOOL unicode)
{
switch(option) {
case INTERNET_OPTION_HANDLE_TYPE:
TRACE("INTERNET_OPTION_HANDLE_TYPE\n");
if (*size < sizeof(ULONG))
return ERROR_INSUFFICIENT_BUFFER;
*size = sizeof(DWORD);
*(DWORD*)buffer = INTERNET_HANDLE_TYPE_FTP_FIND;
return ERROR_SUCCESS;
}
return INET_QueryOption(hdr, option, buffer, size, unicode);
}
static DWORD FTPFINDNEXT_FindNextFileW(object_header_t *hdr, void *data)
{
WININETFTPFINDNEXTW *find = (WININETFTPFINDNEXTW*)hdr;
if (find->lpFtpSession->lpAppInfo->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
find_next_task_t *task;
task = alloc_async_task(&find->hdr, FTPFINDNEXT_AsyncFindNextFileProc, sizeof(*task));
task->find_data = data;
INTERNET_AsyncCall(&task->hdr);
return ERROR_SUCCESS;
}
return FTPFINDNEXT_FindNextFileProc(find, data);
}
static const object_vtbl_t FTPFINDNEXTVtbl = {
FTPFINDNEXT_Destroy,
NULL,
FTPFINDNEXT_QueryOption,
INET_SetOption,
NULL,
NULL,
NULL,
FTPFINDNEXT_FindNextFileW
};
/***********************************************************************
* FTP_ReceiveFileList (internal)
*
* Read file list from server
*
* RETURNS
* Handle to file list on success
* NULL on failure
*
*/
static HINTERNET FTP_ReceiveFileList(ftp_session_t *lpwfs, INT nSocket, LPCWSTR lpszSearchFile,
LPWIN32_FIND_DATAW lpFindFileData, DWORD_PTR dwContext)
{
DWORD dwSize = 0;
LPFILEPROPERTIESW lpafp = NULL;
LPWININETFTPFINDNEXTW lpwfn = NULL;
TRACE("(%p,%d,%s,%p,%08lx)\n", lpwfs, nSocket, debugstr_w(lpszSearchFile), lpFindFileData, dwContext);
if (FTP_ParseDirectory(lpwfs, nSocket, lpszSearchFile, &lpafp, &dwSize))
{
if(lpFindFileData)
FTP_ConvertFileProp(lpafp, lpFindFileData);
lpwfn = alloc_object(&lpwfs->hdr, &FTPFINDNEXTVtbl, sizeof(WININETFTPFINDNEXTW));
if (lpwfn)
{
lpwfn->hdr.htype = WH_HFTPFINDNEXT;
lpwfn->hdr.dwContext = dwContext;
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;
list_add_head( &lpwfs->hdr.children, &lpwfn->hdr.entry );
}
}
TRACE("Matched %d files\n", dwSize);
return lpwfn ? lpwfn->hdr.hInternet : NULL;
}
/***********************************************************************
* FTP_ConvertFileProp (internal)
*
* Converts FILEPROPERTIESW struct to WIN32_FIND_DATAA
*
* RETURNS
* TRUE on success
* FALSE on failure
*
*/
static BOOL FTP_ConvertFileProp(LPFILEPROPERTIESW lpafp, LPWIN32_FIND_DATAW lpFindFileData)
{
BOOL bSuccess = FALSE;
ZeroMemory(lpFindFileData, sizeof(WIN32_FIND_DATAW));
if (lpafp)
{
SystemTimeToFileTime( &lpafp->tmLastModified, &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 = FTP_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.wSecond = 0;
lpfp->tmLastModified.wMinute = 0;
lpfp->tmLastModified.wHour = 0;
lpfp->tmLastModified.wDay = 0;
lpfp->tmLastModified.wMonth = 0;
lpfp->tmLastModified.wYear = 0;
/* Determine month */
pszToken = strtok(NULL, szSpace);
if(!pszToken) continue;
if(strlen(pszToken) >= 3) {
pszToken[3] = 0;
if((pszTmp = StrStrIA(szMonths, pszToken)))
lpfp->tmLastModified.wMonth = ((pszTmp - szMonths) / 3)+1;
}
/* Determine day */
pszToken = strtok(NULL, szSpace);
if(!pszToken) continue;
lpfp->tmLastModified.wDay = atoi(pszToken);
/* Determine time or year */
pszToken = strtok(NULL, szSpace);
if(!pszToken) continue;
if((pszTmp = strchr(pszToken, ':'))) {
SYSTEMTIME curr_time;
*pszTmp = 0;
pszTmp++;
lpfp->tmLastModified.wMinute = atoi(pszTmp);
lpfp->tmLastModified.wHour = atoi(pszToken);
GetLocalTime( &curr_time );
lpfp->tmLastModified.wYear = curr_time.wYear;
}
else {
lpfp->tmLastModified.wYear = atoi(pszToken);
lpfp->tmLastModified.wHour = 12;
}
TRACE("Mod time: %02d:%02d:%02d %04d/%02d/%02d\n",
lpfp->tmLastModified.wHour, lpfp->tmLastModified.wMinute, lpfp->tmLastModified.wSecond,
lpfp->tmLastModified.wYear, lpfp->tmLastModified.wMonth, lpfp->tmLastModified.wDay);
pszToken = strtok(NULL, szSpace);
if(!pszToken) continue;
lpfp->lpszName = heap_strdupAtoW(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)) {
int mon, mday, year, hour, min;
lpfp->permissions = 0xFFFF; /* No idea, put full permission :-) */
sscanf(pszToken, "%d-%d-%d", &mon, &mday, &year);
lpfp->tmLastModified.wDay = mday;
lpfp->tmLastModified.wMonth = mon;
lpfp->tmLastModified.wYear = year;
/* Hacky and bad Y2K protection :-) */
if (lpfp->tmLastModified.wYear < 70) lpfp->tmLastModified.wYear += 2000;
pszToken = strtok(NULL, szSpace);
if(!pszToken) continue;
sscanf(pszToken, "%d:%d", &hour, &min);
lpfp->tmLastModified.wHour = hour;
lpfp->tmLastModified.wMinute = min;
if((pszToken[5] == 'P') && (pszToken[6] == 'M')) {
lpfp->tmLastModified.wHour += 12;
}
lpfp->tmLastModified.wSecond = 0;
TRACE("Mod time: %02d:%02d:%02d %04d/%02d/%02d\n",
lpfp->tmLastModified.wHour, lpfp->tmLastModified.wMinute, lpfp->tmLastModified.wSecond,
lpfp->tmLastModified.wYear, lpfp->tmLastModified.wMonth, lpfp->tmLastModified.wDay);
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 = heap_strdupAtoW(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 {
heap_free(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(ftp_session_t *lpwfs, INT nSocket, LPCWSTR lpszSearchFile,
LPFILEPROPERTIESW *lpafp, LPDWORD dwfp)
{
BOOL bSuccess = TRUE;
INT sizeFilePropArray = 500;/*20; */
INT indexFilePropArray = -1;
TRACE("\n");
/* Allocate initial file properties array */
*lpafp = heap_alloc_zero(sizeof(FILEPROPERTIESW)*(sizeFilePropArray));
if (!*lpafp)
return FALSE;
do {
if (indexFilePropArray+1 >= sizeFilePropArray)
{
LPFILEPROPERTIESW tmpafp;
sizeFilePropArray *= 2;
tmpafp = heap_realloc_zero(*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 = heap_realloc(*lpafp, sizeof(FILEPROPERTIESW)*indexFilePropArray);
if (NULL != tmpafp)
*lpafp = tmpafp;
}
*dwfp = indexFilePropArray;
}
else
{
heap_free(*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 425: /* Cannot open data connection. */
dwCode = ERROR_INTERNET_CANNOT_CONNECT;
break;
case 426: /* Connection closed, transer aborted. */
dwCode = ERROR_INTERNET_CONNECTION_ABORTED;
break;
case 530: /* Not logged in. Login incorrect. */
dwCode = ERROR_INTERNET_LOGIN_FAILURE;
break;
case 421: /* Service not available - Server may be shutting down. */
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 500: /* Syntax error. Command unrecognized. */
case 501: /* Syntax error. Error in parameters or arguments. */
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 550: /* File action not taken. File not found or no access. */
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_EXTENDED_ERROR;
break;
}
INTERNET_SetLastError(dwCode);
return dwCode;
}