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-rw-r--r--usr.bin/ftp/main.c514
1 files changed, 0 insertions, 514 deletions
diff --git a/usr.bin/ftp/main.c b/usr.bin/ftp/main.c
deleted file mode 100644
index 37fa85b..0000000
--- a/usr.bin/ftp/main.c
+++ /dev/null
@@ -1,514 +0,0 @@
-/*
- * Copyright (c) 1985, 1989, 1993, 1994
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef lint
-static char copyright[] =
-"@(#) Copyright (c) 1985, 1989, 1993, 1994\n\
- The Regents of the University of California. All rights reserved.\n";
-#endif /* not lint */
-
-#ifndef lint
-static char sccsid[] = "@(#)main.c 8.4 (Berkeley) 4/3/94";
-#endif /* not lint */
-
-/*
- * FTP User Program -- Command Interface.
- */
-/*#include <sys/ioctl.h>*/
-#include <sys/types.h>
-#include <sys/socket.h>
-
-#include <arpa/ftp.h>
-
-#include <ctype.h>
-#include <err.h>
-#include <netdb.h>
-#include <pwd.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#include "ftp_var.h"
-
-int
-main(argc, argv)
- int argc;
- char *argv[];
-{
- int ch, top;
- struct passwd *pw = NULL;
- char *cp, homedir[MAXPATHLEN];
-
- sp = getservbyname("ftp", "tcp");
- if (sp == 0)
- errx(1, "ftp/tcp: unknown service");
- doglob = 1;
- interactive = 1;
- autologin = 1;
-
- while ((ch = getopt(argc, argv, "dgintv")) != EOF) {
- switch (*cp) {
- case 'd':
- options |= SO_DEBUG;
- debug++;
- break;
-
- case 'g':
- doglob = 0;
- break;
-
- case 'i':
- interactive = 0;
- break;
-
- case 'n':
- autologin = 0;
- break;
-
- case 't':
- trace++;
- break;
-
- case 'v':
- verbose++;
- break;
-
- default:
- (void)fprintf(stderr,
- "usage: ftp [-dgintv] [host [port]]\n");
- exit(1);
- }
- }
- argc -= optind;
- argv += optind;
-
- fromatty = isatty(fileno(stdin));
- if (fromatty)
- verbose++;
- cpend = 0; /* no pending replies */
- proxy = 0; /* proxy not active */
- crflag = 1; /* strip c.r. on ascii gets */
- sendport = -1; /* not using ports */
- /*
- * Set up the home directory in case we're globbing.
- */
- cp = getlogin();
- if (cp != NULL) {
- pw = getpwnam(cp);
- }
- if (pw == NULL)
- pw = getpwuid(getuid());
- if (pw != NULL) {
- home = homedir;
- (void) strcpy(home, pw->pw_dir);
- }
- if (argc > 0) {
- char *xargv[5];
- extern char *__progname;
-
- if (setjmp(toplevel))
- exit(0);
- (void) signal(SIGINT, intr);
- (void) signal(SIGPIPE, lostpeer);
- xargv[0] = __progname;
- xargv[1] = argv[0];
- xargv[2] = argv[1];
- xargv[3] = argv[2];
- xargv[4] = NULL;
- setpeer(argc+1, xargv);
- }
- top = setjmp(toplevel) == 0;
- if (top) {
- (void) signal(SIGINT, intr);
- (void) signal(SIGPIPE, lostpeer);
- }
- for (;;) {
- cmdscanner(top);
- top = 1;
- }
-}
-
-void
-intr()
-{
-
- longjmp(toplevel, 1);
-}
-
-void
-lostpeer()
-{
-
- if (connected) {
- if (cout != NULL) {
- (void) shutdown(fileno(cout), 1+1);
- (void) fclose(cout);
- cout = NULL;
- }
- if (data >= 0) {
- (void) shutdown(data, 1+1);
- (void) close(data);
- data = -1;
- }
- connected = 0;
- }
- pswitch(1);
- if (connected) {
- if (cout != NULL) {
- (void) shutdown(fileno(cout), 1+1);
- (void) fclose(cout);
- cout = NULL;
- }
- connected = 0;
- }
- proxflag = 0;
- pswitch(0);
-}
-
-/*
-char *
-tail(filename)
- char *filename;
-{
- char *s;
-
- while (*filename) {
- s = strrchr(filename, '/');
- if (s == NULL)
- break;
- if (s[1])
- return (s + 1);
- *s = '\0';
- }
- return (filename);
-}
-*/
-
-/*
- * Command parser.
- */
-void
-cmdscanner(top)
- int top;
-{
- struct cmd *c;
- int l;
-
- if (!top)
- (void) putchar('\n');
- for (;;) {
- if (fromatty) {
- printf("ftp> ");
- (void) fflush(stdout);
- }
- if (fgets(line, sizeof line, stdin) == NULL)
- quit(0, 0);
- l = strlen(line);
- if (l == 0)
- break;
- if (line[--l] == '\n') {
- if (l == 0)
- break;
- line[l] = '\0';
- } else if (l == sizeof(line) - 2) {
- printf("sorry, input line too long\n");
- while ((l = getchar()) != '\n' && l != EOF)
- /* void */;
- break;
- } /* else it was a line without a newline */
- makeargv();
- if (margc == 0) {
- continue;
- }
- c = getcmd(margv[0]);
- if (c == (struct cmd *)-1) {
- printf("?Ambiguous command\n");
- continue;
- }
- if (c == 0) {
- printf("?Invalid command\n");
- continue;
- }
- if (c->c_conn && !connected) {
- printf("Not connected.\n");
- continue;
- }
- (*c->c_handler)(margc, margv);
- if (bell && c->c_bell)
- (void) putchar('\007');
- if (c->c_handler != help)
- break;
- }
- (void) signal(SIGINT, intr);
- (void) signal(SIGPIPE, lostpeer);
-}
-
-struct cmd *
-getcmd(name)
- char *name;
-{
- char *p, *q;
- struct cmd *c, *found;
- int nmatches, longest;
-
- longest = 0;
- nmatches = 0;
- found = 0;
- for (c = cmdtab; p = c->c_name; c++) {
- for (q = name; *q == *p++; q++)
- if (*q == 0) /* exact match? */
- return (c);
- if (!*q) { /* the name was a prefix */
- if (q - name > longest) {
- longest = q - name;
- nmatches = 1;
- found = c;
- } else if (q - name == longest)
- nmatches++;
- }
- }
- if (nmatches > 1)
- return ((struct cmd *)-1);
- return (found);
-}
-
-/*
- * Slice a string up into argc/argv.
- */
-
-int slrflag;
-
-void
-makeargv()
-{
- char **argp;
-
- margc = 0;
- argp = margv;
- stringbase = line; /* scan from first of buffer */
- argbase = argbuf; /* store from first of buffer */
- slrflag = 0;
- while (*argp++ = slurpstring())
- margc++;
-}
-
-/*
- * Parse string into argbuf;
- * implemented with FSM to
- * handle quoting and strings
- */
-char *
-slurpstring()
-{
- int got_one = 0;
- char *sb = stringbase;
- char *ap = argbase;
- char *tmp = argbase; /* will return this if token found */
-
- if (*sb == '!' || *sb == '$') { /* recognize ! as a token for shell */
- switch (slrflag) { /* and $ as token for macro invoke */
- case 0:
- slrflag++;
- stringbase++;
- return ((*sb == '!') ? "!" : "$");
- /* NOTREACHED */
- case 1:
- slrflag++;
- altarg = stringbase;
- break;
- default:
- break;
- }
- }
-
-S0:
- switch (*sb) {
-
- case '\0':
- goto OUT;
-
- case ' ':
- case '\t':
- sb++; goto S0;
-
- default:
- switch (slrflag) {
- case 0:
- slrflag++;
- break;
- case 1:
- slrflag++;
- altarg = sb;
- break;
- default:
- break;
- }
- goto S1;
- }
-
-S1:
- switch (*sb) {
-
- case ' ':
- case '\t':
- case '\0':
- goto OUT; /* end of token */
-
- case '\\':
- sb++; goto S2; /* slurp next character */
-
- case '"':
- sb++; goto S3; /* slurp quoted string */
-
- default:
- *ap++ = *sb++; /* add character to token */
- got_one = 1;
- goto S1;
- }
-
-S2:
- switch (*sb) {
-
- case '\0':
- goto OUT;
-
- default:
- *ap++ = *sb++;
- got_one = 1;
- goto S1;
- }
-
-S3:
- switch (*sb) {
-
- case '\0':
- goto OUT;
-
- case '"':
- sb++; goto S1;
-
- default:
- *ap++ = *sb++;
- got_one = 1;
- goto S3;
- }
-
-OUT:
- if (got_one)
- *ap++ = '\0';
- argbase = ap; /* update storage pointer */
- stringbase = sb; /* update scan pointer */
- if (got_one) {
- return (tmp);
- }
- switch (slrflag) {
- case 0:
- slrflag++;
- break;
- case 1:
- slrflag++;
- altarg = (char *) 0;
- break;
- default:
- break;
- }
- return ((char *)0);
-}
-
-#define HELPINDENT ((int) sizeof ("directory"))
-
-/*
- * Help command.
- * Call each command handler with argc == 0 and argv[0] == name.
- */
-void
-help(argc, argv)
- int argc;
- char *argv[];
-{
- struct cmd *c;
-
- if (argc == 1) {
- int i, j, w, k;
- int columns, width = 0, lines;
-
- printf("Commands may be abbreviated. Commands are:\n\n");
- for (c = cmdtab; c < &cmdtab[NCMDS]; c++) {
- int len = strlen(c->c_name);
-
- if (len > width)
- width = len;
- }
- width = (width + 8) &~ 7;
- columns = 80 / width;
- if (columns == 0)
- columns = 1;
- lines = (NCMDS + columns - 1) / columns;
- for (i = 0; i < lines; i++) {
- for (j = 0; j < columns; j++) {
- c = cmdtab + j * lines + i;
- if (c->c_name && (!proxy || c->c_proxy)) {
- printf("%s", c->c_name);
- }
- else if (c->c_name) {
- for (k=0; k < strlen(c->c_name); k++) {
- (void) putchar(' ');
- }
- }
- if (c + lines >= &cmdtab[NCMDS]) {
- printf("\n");
- break;
- }
- w = strlen(c->c_name);
- while (w < width) {
- w = (w + 8) &~ 7;
- (void) putchar('\t');
- }
- }
- }
- return;
- }
- while (--argc > 0) {
- char *arg;
- arg = *++argv;
- c = getcmd(arg);
- if (c == (struct cmd *)-1)
- printf("?Ambiguous help command %s\n", arg);
- else if (c == (struct cmd *)0)
- printf("?Invalid help command %s\n", arg);
- else
- printf("%-*s\t%s\n", HELPINDENT,
- c->c_name, c->c_help);
- }
-}
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