www.pudn.com > FTPC.zip > AC_FTP.H

/*--------------------------------------------------------------------- 
 * 
 * Program: AC_FTP.EXE Asynch Ftp Client (TCP) 
 * 
 * filename: ac_ftp.h 
 * 
 * copyright by Bob Quinn, 1995 
 *    
 *  Description: 
 *    Common declarations. 
 *  This software is not subject to any  export  provision  of 
 *  the  United  States  Department  of  Commerce,  and may be 
 *  exported to any country or planet. 
 * 
 *  Permission is granted to anyone to use this  software  for any   
 *  purpose  on  any computer system, and to alter it and redistribute  
 *  it freely, subject to the following  restrictions: 
 * 
 *  1. The author is not responsible for the consequences of 
 *     use of this software, no matter how awful, even if they 
 *     arise from flaws in it. 
 * 
 *  2. The origin of this software must not be misrepresented, 
 *     either by explicit claim or by omission.  Since few users 
 *     ever read sources, credits must appear in the documentation. 
 * 
 *  3. Altered versions must be plainly marked as such, and 
 *     must not be misrepresented as being the original software. 
 *     Since few users ever read sources, credits must appear in 
 *     the documentation. 
 * 
 *  4. This notice may not be removed or altered. 
 *	  
 ---------------------------------------------------------------------*/ 
#include  
#include "..\winsockx.h" 
 
#ifndef IDC_STATIC 
#define IDC_STATIC -1 
#endif 
 
#define CMD_SIZE    128 
#define RPLY_SIZE   MTU_SIZE 
#define MAXNULPUT   1048576 
 
/* Ftp Commands that take arguments (subset) */ 
#define CWD  1 
#define DELE 2 
#define PASS 3 
#define PORT 4 
#define RETR 5 
#define STOR 6 
#define TYPE 7  
#define USER 8  
 
/* Ftp commands without arguments (subset) */ 
#define ABOR 9 
#define LIST 10      
#define PWD  11 
#define QUIT 12 
 
/* Ftp commmand strings */ 
extern LPSTR aszFtpCmd[13]; 
 
/*----------- Application states -----------*/ 
#define NOT_CONNECTED    0 
#define CTRLCONNECTED    2 
#define DATACONNECTED    4 
 
/*------------ Global variables ------------*/ 
 
extern char szAppName[]; 
 
extern BOOL nAppState;             /* Application State */ 
                                    
extern BOOL bToNul;                /* Get to NUL device file */ 
extern BOOL bFromNul;              /* Put from NUL device file */ 
extern BOOL bIOBeep;               /* Beep on FD_READ, FD_WRITE */ 
extern BOOL bDebug;                /* Debug output to WinDebug */ 
extern BOOL bReAsync;              /* Call WSAAsyncSelect after accept() */ 
extern BOOL bLogFile;              /* Write Cmds and Replies to logfile */ 
 
extern SOCKET hCtrlSock;           /* Ftp control socket */ 
extern SOCKET hLstnSock;           /* Listening data socket */ 
extern SOCKET hDataSock;           /* Connected data socket */ 
 
extern char szHost[MAXHOSTNAME];   /* Remote host name or address */ 
extern char szUser[MAXUSERNAME];   /* User ID */ 
extern char szPWrd[MAXPASSWORD];   /* User password */ 
 
extern SOCKADDR_IN stCLclName;     /* Control socket name (local client) */ 
extern SOCKADDR_IN stCRmtName;     /*                     (remote server) */ 
extern SOCKADDR_IN stDLclName;     /* Data socket name (local client)*/           
extern SOCKADDR_IN stDRmtName;     /*                  (remote server) */ 
                               
extern char achInBuf  [INPUT_SIZE];/* Network input data buffer */ 
extern char achOutBuf [INPUT_SIZE];/* Network output buffer */ 
extern char szFtpRply [RPLY_SIZE]; /* Ftp reply (input) buffer */ 
extern char szDataFile[MAXFILENAME];/* Filename */ 
extern char szFtpCmd  [CMD_SIZE];  /* Ftp command buffer */ 
extern char achRplyBuf[BUF_SIZE];  /* Reply display buffer */ 
 
typedef struct stFtpCmd { 
  int   nFtpCmd;                   /* Ftp command value */ 
  char  szFtpParm[CMD_SIZE];       /* Ftp parameter string */ 
} FTPCMD; 
 
#define MAX_CMDS 4 
/* first one (index=0) is awaiting a reply 
 * second (index=1) is next to be sent, etcetera */  
extern FTPCMD astFtpCmd[MAX_CMDS]; /* Ftp command queue */ 
extern int nQLen;                  /* Number of entries in Ftp cmd queue */ 
  
extern int nFtpRplyCode;           /* Ftp reply code from server */ 
extern int iNextRply;              /* Index to next reply string */ 
extern int iLastRply; 
 
extern HFILE hDataFile;            /* File handle for open data file */ 
extern LONG lStartTime;            /* Start time for data transfer */ 
extern LONG lByteCount; 
 
extern char szLogFile[];           /* Ftp command and reply log file */ 
extern HFILE hLogFile; 
 
/*------------- Function prototypes --------------*/ 
BOOL CALLBACK Dlg_Main   (HWND,UINT,UINT,LPARAM); /* Dialog procedures */ 
BOOL CALLBACK Dlg_Login  (HWND,UINT,UINT,LPARAM); 
BOOL CALLBACK Dlg_File   (HWND,UINT,UINT,LPARAM); 
BOOL CALLBACK Dlg_Options(HWND,UINT,UINT,LPARAM); 
 
SOCKET InitCtrlConn(PSOCKADDR_IN, HWND, u_int);  /* Control connection */ 
BOOL QueueFtpCmd(int, LPSTR); 
int  SendFtpCmd(void); 
void AbortFtpCmd(void); 
int  RecvFtpRply(SOCKET, LPSTR, int); 
void ProcessFtpRply(LPSTR, int); 
 
SOCKET InitDataConn(PSOCKADDR_IN, HWND, u_int);  /* Data connection */ 
SOCKET AcceptDataConn(SOCKET, PSOCKADDR_IN); 
long SendData(SOCKET*, HFILE, int); 
int  RecvData(SOCKET, HFILE, LPSTR, int); 
void EndData(void); 
void not_connected(void);                        /* Utility functions */ 
int  CloseFtpConn(SOCKET*, LPSTR, int, HWND);