main.c File Reference

#include "syshdrs.h"
#include "ls.h"
#include "bookmark.h"
#include "shell.h"
#include "cmds.h"
#include "main.h"
#include "getopt.h"
#include "progress.h"
#include "pref.h"
#include "readln.h"
#include "trace.h"
#include "log.h"
#include "spool.h"
#include "util.h"

Include dependency graph for main.c:

Go to the source code of this file.

Macros
#define	DisposeWinsock(a)

Functions
static void	Usage (void)
static void	DumpFirewallPrefsTemplate (void)
void	InitConnectionInfo (void)
void	CloseHost (void)
static void	SetStartupURL (const char *const urlgiven)
static void	OpenURL (void)
static void	PreInit (void)
static void	PostInit (void)
static void	Plug (void)
static void	PostShell (void)
int	main (int argc, const char **const argv)

Variables
int	gStartupUrlParameterGiven = 0
int	gIsTTY
int	gIsTTYr
int	gScreenColumns
FTPLibraryInfo	gLib
FTPConnectionInfo	gConn
LineList	gStartupURLCdList
int	gTransferTypeInitialized = 0
int	gTransferType
int	gURLMode = 0
int	gUnprocessedJobs
char	gLocalCWD [512]
char	gPrevLocalCWD [512]
char *	gOptArg
int	gOptInd
char	gRemoteCWD [512]
char	gPrevRemoteCWD [512]
Bookmark	gBm
int	gLoadedBm
int	gFirstTimeUser
int	gFirewallType
char	gAutoAscii []
char	gFirewallHost [64]
char	gFirewallUser [32]
char	gFirewallPass [32]
char	gFirewallExceptionList []
char	gCopyright []
char	gVersion []
unsigned int	gFirewallPort
int	gConnTimeout
int	gXferTimeout
int	gCtrlTimeout
int	gDataPortMode
int	gRedialDelay
int	gDebug
int	gNumProgramRuns
int	gDoNotDisplayAds
int	gSOBufsize
FTPProgressMeterProc	gProgressMeter

Macro Definition Documentation

DisposeWinsock

#define DisposeWinsock

(

a

)

Definition at line 29 of file main.c.

Function Documentation

CloseHost()

void CloseHost

(

void

)

Definition at line 153 of file main.c.

{
    if (gConn.connected != 0) {
        if (gConn.loggedIn != 0) {
            SaveUnsavedBookmark();
        }
        RunBatchIfNeeded(&gConn);
    }
    gConn.ctrlTimeout = 3;
    (void) FTPCloseHost(&gConn);
}   /* CloseHost */

Referenced by CloseCmd(), CommandShell(), OpenCmd(), and PostShell().

DumpFirewallPrefsTemplate()

static void DumpFirewallPrefsTemplate ( void  )

static

Definition at line 97 of file main.c.

{
    WriteDefaultFirewallPrefs(stdout);
}   /* DumpFirewallPrefsTemplate */

Referenced by main().

InitConnectionInfo()

void InitConnectionInfo

(

void

)

Definition at line 109 of file main.c.

{
    int result;
 
    result = FTPInitConnectionInfo(&gLib, &gConn, kDefaultFTPBufSize);
    if (result < 0) {
        (void) fprintf(stderr, "ncftp: init connection info error %d (%s).\n", result, FTPStrError(result));
        exit(1);
    }
 
    gConn.debugLog = NULL;
    gConn.errLog = stderr;
    SetDebug(gDebug);
    UseTrace();
    (void) STRNCPY(gConn.user, "anonymous");
    gConn.host[0] = '\0';
    gConn.progress = NULL;
    gTransferTypeInitialized = 0;
    gTransferType = kTypeBinary;
    gConn.leavePass = 1;        /* Don't let the lib zap it. */
    gConn.connTimeout = gConnTimeout;
    gConn.xferTimeout = gXferTimeout;
    gConn.ctrlTimeout = gCtrlTimeout;
    gConn.dataPortMode = gDataPortMode;
    gConn.maxDials = (-1);  /* Dial forever, until they hit ^C. */
    gUnprocessedJobs = 0;
    gPrevRemoteCWD[0] = '\0';
    gConn.dataSocketRBufSize = gConn.dataSocketSBufSize = gSOBufsize;
    if (gRedialDelay >= 10)
        gConn.redialDelay = gRedialDelay;
    if ((gAutoAscii[0] == '\0') || (ISTREQ(gAutoAscii, "no")) || (ISTREQ(gAutoAscii, "off")) || (ISTREQ(gAutoAscii, "false"))) {
        gConn.asciiFilenameExtensions = NULL;
    } else {
        gConn.asciiFilenameExtensions = gAutoAscii;
    }
}   /* InitConnectionInfo */

Referenced by OpenCmd(), and PreInit().

main()

int main	(	int argc	,
		const char **const	argv
	)

Definition at line 390 of file main.c.

{
    int c;
    int n;
 
    PreInit();
    while ((c = Getopt(argc, argv, "P:u:p:J:rd:g:FVLD")) > 0) switch(c) {
        case 'P':
        case 'u':
        case 'p':
        case 'J':
            gStartupUrlParameterGiven = 1;
            break;
        case 'r':
        case 'g':
        case 'd':
        case 'V':
        case 'L':
        case 'D':
        case 'F':
            break;
        default:
            Usage();
    }
 
    if (gOptInd < argc) {
        LoadFirewallPrefs(0);
        SetStartupURL(argv[gOptInd]);
    } else if (gStartupUrlParameterGiven != 0) {
        /* One of the flags they specified
         * requires a URL or hostname to
         * open.
         */
        Usage();
    }
 
    GetoptReset();
    /* Allow command-line parameters to override
     * bookmark settings.
     */
 
    while ((c = Getopt(argc, argv, "P:u:p:j:J:rd:g:FVLD")) > 0) switch(c) {
        case 'P':
            gConn.port = atoi(gOptArg);
            break;
        case 'u':
            (void) STRNCPY(gConn.user, gOptArg);
            break;
        case 'p':
            (void) STRNCPY(gConn.pass, gOptArg);    /* Don't recommend doing this! */
            break;
        case 'J':
        case 'j':
            (void) STRNCPY(gConn.acct, gOptArg);
            break;
        case 'r':
            /* redial is always on */
            break;
        case 'g':
            gConn.maxDials = atoi(gOptArg);
            break;
        case 'd':
            n = atoi(gOptArg);
            if (n >= 10)
                gConn.redialDelay = n;
            break;
        case 'F':
            DumpFirewallPrefsTemplate();
            exit(0);
            /*NOTREACHED*/
            break;
        case 'V':
            /*FALLTHROUGH*/
        case 'L':
            /*FALLTHROUGH*/
        case 'D':
            /* silently ignore these legacy options */
            break;
        default:
            Usage();
    }
 
    PostInit();
    OpenURL();
    CommandShell();
    PostShell();
    exit(0);
}   /* main */

OpenURL()

static void OpenURL ( void  )

static

Definition at line 233 of file main.c.

{
    LinePtr lp;
    int result;
 
    if (gURLMode == 1) {
        SetBookmarkDefaults(&gBm);
        if (DoOpen() >= 0) {
            for (lp = gStartupURLCdList.first; lp != NULL; lp = lp->next) {
                result = FTPChdir(&gConn, lp->line);
                if (result != kNoErr) {
                    FTPPerror(&gConn, result, kErrCWDFailed, "Could not chdir to", lp->line);
                    break;
                }
            }
            result = FTPGetCWD(&gConn, gRemoteCWD, sizeof(gRemoteCWD));
            if (result != kNoErr) {
                FTPPerror(&gConn, result, kErrPWDFailed, NULL, NULL);
            } else {
                (void) printf("Current remote directory is %s.\n", gRemoteCWD);
            }
        }
    } else if (gURLMode == 2) {
        (void) DoOpen();
    }
}   /* OpenURL */

Referenced by main().

Plug()

static void Plug ( void  )

static

Definition at line 358 of file main.c.

{
#if defined(WIN32) || defined(_WINDOWS)
    /* NcFTPd hasn't been ported to Windows. */
#else
    if ((gDoNotDisplayAds == 0) && ((gNumProgramRuns % 7) == 2)) {
        (void) printf("\n\n\n\tThank you for using NcFTP Client.\n\tAsk your system administrator to try NcFTPd Server!\n\thttp://www.ncftpd.com\n\n\n\n");
    }
#endif
}   /* Plug */

Referenced by PostShell().

PostInit()

static void PostInit ( void  )

static

Definition at line 325 of file main.c.

{
    PostInitPrefs();
    OpenTrace();
    InitTermcap();
    InitReadline();
    (void) FTPGetLocalCWD(gLocalCWD, sizeof(gLocalCWD));
    gPrevLocalCWD[0] = '\0';
    PrintStartupBanner();
    if (gNumProgramRuns <= 1)
        (void) printf("\n%s\n", gCopyright + 5);
 
    Trace(0, "Fw: %s  Type: %d  User: %s  Pass: %s  Port: %u\n",
        gFirewallHost,
        gFirewallType,
        gFirewallUser,
        (gFirewallPass[0] == '\0') ? "(none)" : "********",
        gFirewallPort
    );
    Trace(0, "FwExceptions: %s\n", gFirewallExceptionList);
    if (strchr(gLib.ourHostName, '.') == NULL) {
        Trace(0, "NOTE:  Your domain name could not be detected.\n");
        if (gConn.firewallType != kFirewallNotInUse) {
            Trace(0, "       Make sure you manually add your domain name to firewall-exception-list.\n");
        }
    }
}   /* PostInit */

Referenced by CTestSpy::Check(), and main().

PostShell()

static void PostShell ( void  )

static

Definition at line 374 of file main.c.

{
    SetXtermTitle("RESTORE");
    CloseHost();
    DisposeReadline();
    CloseTrace();
    SavePrefs();
    EndLog();
    Plug();
    DisposeWinsock(0);
}   /* PostShell */

Referenced by main().

PreInit()

static void PreInit ( void  )

static

Definition at line 267 of file main.c.

{
    int result;
 
#if defined(WIN32) || defined(_WINDOWS)
    if (WSAStartup(MAKEWORD(1, 1), &wsaData) != 0) {
        fprintf(stderr, "could not initialize winsock\n");
        exit(1);
    }
    wsaInit++;
#endif
 
#ifdef HAVE_SETLOCALE
    setlocale(LC_ALL, "");
#endif
#if defined(WIN32) || defined(_WINDOWS)
    gIsTTY = 1;
    gIsTTYr = 1;
#else
    gIsTTY = ((isatty(2) != 0) && (getppid() > 1)) ? 1 : 0;
    gIsTTYr = ((isatty(0) != 0) && (getppid() > 1)) ? 1 : 0;
#endif
#ifdef SIGPOLL
    (void) NcSignal(SIGPOLL, (FTPSigProc) SIG_IGN);
#endif
    InitUserInfo();
    result = FTPInitLibrary(&gLib);
    if (result < 0) {
        (void) fprintf(stderr, "ncftp: init library error %d (%s).\n", result, FTPStrError(result));
        exit(1);
    }
#if defined(WIN32) || defined(_WINDOWS)
    srand((unsigned int) (GetTickCount() & 0x7FFF));
#else
    srand((unsigned int) getpid());
#endif
    InitLineList(&gStartupURLCdList);
    CheckForNewV3User();
    InitLog();
    InitPrefs();
    LoadFirewallPrefs(0);
    LoadPrefs();
    InitConnectionInfo();
    InitCommandList();
    InitLs();
    TruncBatchLog();
    GetoptReset();
    GetScreenColumns();
}   /* PreInit */

Referenced by CTestSpy::Check(), and main().

SetStartupURL()

static void SetStartupURL ( const char *const  urlgiven )

static

Definition at line 172 of file main.c.

{
    int rc;
    char url[256];
    char urlfile[128];
 
    gLoadedBm = 0;
    (void) STRNCPY(url, urlgiven);
 
    rc = DecodeDirectoryURL(&gConn, url, &gStartupURLCdList, urlfile, sizeof(urlfile));
    if (rc == kMalformedURL) {
        (void) fprintf(stderr, "Malformed URL: %s\n", url);
        exit(1);
    } else if (rc == kNotURL) {
        /* This is what should happen most of the time. */
        (void) STRNCPY(gConn.host, urlgiven);
        gURLMode = 2;
        if (GetBookmark(gConn.host, &gBm) >= 0) {
            gLoadedBm = 1;
            (void) STRNCPY(gConn.host, gBm.name);
            (void) STRNCPY(gConn.user, gBm.user);
            (void) STRNCPY(gConn.pass, gBm.pass);
            (void) STRNCPY(gConn.acct, gBm.acct);
            gConn.hasSIZE = gBm.hasSIZE;
            gConn.hasMDTM = gBm.hasMDTM;
            gConn.hasPASV = gBm.hasPASV;
            gConn.hasUTIME = gBm.hasUTIME;
            gConn.port = gBm.port;
        } else {
            SetBookmarkDefaults(&gBm);
        }
 
        if (MayUseFirewall(gConn.host, gFirewallType, gFirewallExceptionList) != 0) {
            gConn.firewallType = gFirewallType;
            (void) STRNCPY(gConn.firewallHost, gFirewallHost);
            (void) STRNCPY(gConn.firewallUser, gFirewallUser);
            (void) STRNCPY(gConn.firewallPass, gFirewallPass);
            gConn.firewallPort = gFirewallPort;
        }
    } else {
        /* URL okay */
        if (urlfile[0] != '\0') {
            /* It was obviously not a directory */
            (void) fprintf(stderr, "Use ncftpget or ncftpput to handle file URLs.\n");
            exit(1);
        }
        gURLMode = 1;
        if (MayUseFirewall(gConn.host, gFirewallType, gFirewallExceptionList) != 0) {
            gConn.firewallType = gFirewallType;
            (void) STRNCPY(gConn.firewallHost, gFirewallHost);
            (void) STRNCPY(gConn.firewallUser, gFirewallUser);
            (void) STRNCPY(gConn.firewallPass, gFirewallPass);
            gConn.firewallPort = gFirewallPort;
        }
    }
}   /* SetStartupURL */

Referenced by main().

Usage()

static void Usage ( void  )

static

Definition at line 67 of file main.c.

{
    FILE *fp;
#ifdef UNAME
    char s[80];
#endif
 
    fp = stderr;
    (void) fprintf(fp, "\nUsage:  ncftp [flags] [<host> | <directory URL to browse>]\n");
    (void) fprintf(fp, "\nFlags:\n\
  -u XX  Use username XX instead of anonymous.\n\
  -p XX  Use password XX with the username.\n\
  -P XX  Use port number XX instead of the default FTP service port (21).\n\
  -j XX  Use account XX with the username (rarely needed).\n\
  -F     Dump a sample $HOME/.ncftp/firewall prefs file to stdout and exit.\n");
 
    (void) fprintf(fp, "\nProgram version:  %s\nLibrary version:  %s\n", gVersion + 5, gLibNcFTPVersion + 5);
#ifdef UNAME
    AbbrevStr(s, UNAME, 60, 1);
    (void) fprintf(fp, "System:           %s\n", s);
#endif
    (void) fprintf(fp, "\nThis is a freeware program by Mike Gleason (ncftp@ncftp.com).\n");
    (void) fprintf(fp, "Use ncftpget and ncftpput for command-line FTP.\n\n");
    exit(2);
}   /* Usage */

Variable Documentation

gAutoAscii

char gAutoAscii[]

extern

Definition at line 56 of file pref.c.

Referenced by InitConnectionInfo(), InitPrefs(), and SetAutoAscii().

gBm

Bookmark gBm

extern

Definition at line 24 of file bookmark.c.

Referenced by OpenURL(), and SetStartupURL().

gConn

FTPConnectionInfo gConn

Definition at line 37 of file main.c.

Referenced by BGStartCmd(), CatCmd(), ChdirCmd(), ChmodCmd(), CloseCmd(), CloseHost(), CommandShell(), CurrentURL(), DeleteCmd(), DoCommand(), DoOpen(), EchoCmd(), FillBookmarkInfo(), GetCmd(), InitConnectionInfo(), InitPrefs(), LocalRmCmd(), LocalRmdirCmd(), Ls(), main(), MakePrompt(), MkdirCmd(), MlsCmd(), NcFTPConfirmResumeDownloadProc(), NcFTPConfirmResumeUploadProc(), OpenCmd(), OpenURL(), PageCmd(), PostInit(), PostInitPrefs(), PromptForBookmarkName(), PutCmd(), PwdCmd(), QuoteCmd(), RenameCmd(), RGlobCmd(), RmdirCmd(), RmtHelpCmd(), SetAutoAscii(), SetConnTimeout(), SetCtrlTimeout(), SetPassive(), SetSOBufsize(), SetStartupURL(), SetXferTimeout(), SiteCmd(), SpoolGetCmd(), SpoolPutCmd(), SymlinkCmd(), TypeCmd(), UmaskCmd(), UseTrace(), and XferCanceller().

gConnTimeout

int gConnTimeout

extern

Definition at line 24 of file pref.c.

Referenced by InitConnectionInfo(), InitPrefs(), and SetConnTimeout().

gCopyright

char gCopyright[]

extern

Definition at line 17 of file version.c.

Referenced by PostInit().

gCtrlTimeout

int gCtrlTimeout

Definition at line 59 of file main.c.

Referenced by InitConnectionInfo().

gDataPortMode

int gDataPortMode

extern

Definition at line 26 of file preffw.c.

Referenced by InitConnectionInfo().

gDebug

int gDebug

extern

Definition at line 32 of file ls.c.

Referenced by InitConnectionInfo(), SetDebug(), and Trace().

gDoNotDisplayAds

int gDoNotDisplayAds

Definition at line 62 of file main.c.

Referenced by Plug().

gFirewallExceptionList

char gFirewallExceptionList[]

extern

Definition at line 21 of file preffw.c.

Referenced by LoadFirewallPrefs(), PostInit(), ProcessFirewallPrefFile(), and SetStartupURL().

gFirewallHost

char gFirewallHost[64]

extern

Definition at line 18 of file preffw.c.

Referenced by LoadFirewallPrefs(), PostInit(), ProcessFirewallPrefFile(), and SetStartupURL().

gFirewallPass

char gFirewallPass[32]

extern

Definition at line 20 of file preffw.c.

Referenced by LoadFirewallPrefs(), PostInit(), ProcessFirewallPrefFile(), and SetStartupURL().

gFirewallPort

unsigned int gFirewallPort

extern

Definition at line 22 of file preffw.c.

Referenced by LoadFirewallPrefs(), PostInit(), ProcessFirewallPrefFile(), and SetStartupURL().

gFirewallType

int gFirewallType

extern

Definition at line 17 of file preffw.c.

Referenced by LoadFirewallPrefs(), PostInit(), ProcessFirewallPrefFile(), and SetStartupURL().

gFirewallUser

char gFirewallUser[32]

extern

Definition at line 19 of file preffw.c.

Referenced by LoadFirewallPrefs(), PostInit(), ProcessFirewallPrefFile(), and SetStartupURL().

gFirstTimeUser

int gFirstTimeUser

extern

gIsTTY

int gIsTTY

Definition at line 33 of file main.c.

Referenced by PreInit().

gIsTTYr

int gIsTTYr

Definition at line 33 of file main.c.

Referenced by PreInit(), and Readline().

gLib

FTPLibraryInfo gLib

Definition at line 36 of file main.c.

Referenced by DoOpen(), InitConnectionInfo(), LoadFirewallPrefs(), OpenTrace(), PostInit(), PostInitPrefs(), PreInit(), SetAnonPass(), SpoolX(), and WriteDefaultFirewallPrefs().

gLoadedBm

int gLoadedBm

extern

Definition at line 25 of file bookmark.c.

Referenced by SetStartupURL().

gLocalCWD

char gLocalCWD[512]

Definition at line 43 of file main.c.

Referenced by DoOpen(), LocalChdirCmd(), LocalPwdCmd(), and PostInit().

gNumProgramRuns

int gNumProgramRuns

extern

Definition at line 14 of file preffw.c.

Referenced by Plug(), and PostInit().

gOptArg

char* gOptArg

extern

Definition at line 16 of file getopt.c.

Referenced by Getopt(), and main().

gOptInd

int gOptInd

extern

Definition at line 14 of file getopt.c.

Referenced by Getopt(), GetoptReset(), and main().

gPrevLocalCWD

char gPrevLocalCWD[512]

Definition at line 43 of file main.c.

Referenced by PostInit().

gPrevRemoteCWD

char gPrevRemoteCWD[512]

Definition at line 47 of file main.c.

Referenced by InitConnectionInfo().

gProgressMeter

FTPProgressMeterProc gProgressMeter

extern

Referenced by InitPrefs().

gRedialDelay

int gRedialDelay

Definition at line 60 of file main.c.

Referenced by InitConnectionInfo().

gRemoteCWD

char gRemoteCWD[512]

extern

Definition at line 33 of file cmds.c.

Referenced by OpenURL().

gScreenColumns

int gScreenColumns

Definition at line 34 of file main.c.

Referenced by GetScreenColumns(), InitReadline(), LsC(), and PrPhilBar().

gSOBufsize

int gSOBufsize

extern

Definition at line 50 of file pref.c.

Referenced by InitConnectionInfo(), InitPrefs(), and SetSOBufsize().

gStartupURLCdList

LineList gStartupURLCdList

Definition at line 38 of file main.c.

Referenced by OpenURL(), PreInit(), and SetStartupURL().

gStartupUrlParameterGiven

int gStartupUrlParameterGiven = 0

Definition at line 32 of file main.c.

Referenced by main().

gTransferType

int gTransferType

Definition at line 40 of file main.c.

Referenced by InitConnectionInfo().

gTransferTypeInitialized

int gTransferTypeInitialized = 0

Definition at line 39 of file main.c.

Referenced by InitConnectionInfo().

gUnprocessedJobs

int gUnprocessedJobs

extern

Definition at line 19 of file spool.c.

Referenced by InitConnectionInfo(), RunBatchIfNeeded(), and SpoolX().

gURLMode

int gURLMode = 0

Definition at line 41 of file main.c.

Referenced by OpenURL(), and SetStartupURL().

gVersion

char gVersion[]

Definition at line 57 of file main.c.

Referenced by main(), PrintUsage(), and Usage().

gXferTimeout

int gXferTimeout

Definition at line 59 of file main.c.

Referenced by InitConnectionInfo().