X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/1b8d273e352803f0c9fbb4c90bf79d03f589f45a..8bd4aa16d15ecd17dc2643390f4495ee5fddc2ae:/usr/src/bin/rcp/rcp.c

diff --git a/usr/src/bin/rcp/rcp.c b/usr/src/bin/rcp/rcp.c
index fb5a2443b2..893129d1b4 100644
--- a/usr/src/bin/rcp/rcp.c
+++ b/usr/src/bin/rcp/rcp.c
@@ -1,28 +1,18 @@
 /*
- * Copyright (c) 1983 The Regents of the University of California.
+ * Copyright (c) 1983, 1990 The Regents of the University of California.
  * All rights reserved.
  *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by the University of California, Berkeley.  The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ * %sccs.include.redist.c%
  */
 
 #ifndef lint
 char copyright[] =
-"@(#) Copyright (c) 1983 The Regents of the University of California.\n\
+"@(#) Copyright (c) 1983, 1990 The Regents of the University of California.\n\
  All rights reserved.\n";
 #endif /* not lint */
 
 #ifndef lint
-static char sccsid[] = "@(#)rcp.c	5.26 (Berkeley) %G%";
+static char sccsid[] = "@(#)rcp.c	5.30 (Berkeley) %G%";
 #endif /* not lint */
 
 /*
@@ -36,6 +26,8 @@ static char sccsid[] = "@(#)rcp.c	5.26 (Berkeley) %G%";
 #include <sys/dir.h>
 #include <sys/signal.h>
 #include <netinet/in.h>
+#include <netinet/in_systm.h>
+#include <netinet/ip.h>
 #include <pwd.h>
 #include <netdb.h>
 #include <errno.h>
@@ -49,12 +41,17 @@ static char sccsid[] = "@(#)rcp.c	5.26 (Berkeley) %G%";
 #include <kerberosIV/krb.h>
 char	dst_realm_buf[REALM_SZ];
 char	*dest_realm = NULL;
-int	use_kerberos = 1, encrypt = 0;
+int	use_kerberos = 1;
 CREDENTIALS 	cred;
 Key_schedule	schedule;
 extern	char	*krb_realmofhost();
+#ifdef CRYPT
+int	encrypt = 0;
 #define	OPTIONS	"dfkprtx"
 #else
+#define	OPTIONS	"dfkprt"
+#endif
+#else
 #define	OPTIONS "dfprt"
 #endif
 
@@ -80,7 +77,7 @@ main(argc, argv)
 	extern int optind;
 	struct servent *sp;
 	int ch, fflag, tflag;
-	char *targ, *colon();
+	char *targ, *shell, *colon();
 	struct passwd *getpwuid();
 	int lostconn();
 
@@ -99,10 +96,12 @@ main(argc, argv)
 			strncpy(dst_realm_buf, ++argv, REALM_SZ);
 			dest_realm = dst_realm_buf;
 			break;
+#ifdef CRYPT
 		case 'x':
 			encrypt = 1;
 			/* des_set_key(cred.session, schedule); */
 			break;
+#endif
 #endif
 		/* rshd-invoked options (server) */
 		case 'd':
@@ -125,12 +124,17 @@ main(argc, argv)
 	argv += optind;
 
 #ifdef KERBEROS
-	sp = getservbyname((encrypt ? "ekshell" : "kshell"), "tcp");
+#ifdef CRYPT
+	shell = encrypt ? "ekshell" : "kshell";
+#else
+	shell = "kshell";
+#endif
+	sp = getservbyname(shell, "tcp");
 	if (sp == NULL) {
 		char	msgbuf[64];
 		use_kerberos = 0;
 		(void) sprintf(msgbuf, "can't get entry for %s/tcp service",
-			(encrypt ? "ekshell" : "kshell"));
+			shell);
 		old_warning(msgbuf);
 		sp = getservbyname("shell", "tcp");
 	}
@@ -172,7 +176,11 @@ main(argc, argv)
 	/* command to be executed on remote system using "rsh" */
 #ifdef	KERBEROS
 	(void)sprintf(cmd, "rcp%s%s%s%s", iamrecursive ? " -r" : "",
+#ifdef CRYPT
 	    ((encrypt && use_kerberos) ? " -x" : ""),
+#else
+	    "",
+#endif
 	    pflag ? " -p" : "", targetshouldbedirectory ? " -d" : "");
 #else
 	(void)sprintf(cmd, "rcp%s%s%s", iamrecursive ? " -r" : "",
@@ -196,7 +204,7 @@ toremote(targ, argc, argv)
 	int argc;
 	char **argv;
 {
-	int i;
+	int i, tos;
 	char *bp, *host, *src, *suser, *thost, *tuser;
 	char *colon(), *malloc();
 
@@ -267,6 +275,10 @@ toremote(targ, argc, argv)
 					    bp, 0);
 				if (rem < 0)
 					exit(1);
+				tos = IPTOS_THROUGHPUT;
+				if (setsockopt(rem, IPPROTO_IP, IP_TOS,
+				    (char *)&tos, sizeof(int)) < 0)
+					perror("rcp: setsockopt TOS (ignored)");
 				if (response() < 0)
 					exit(1);
 				(void)free(bp);
@@ -281,7 +293,7 @@ tolocal(argc, argv)
 	int argc;
 	char **argv;
 {
-	int i;
+	int i, tos;
 	char *bp, *host, *src, *suser;
 	char *colon(), *malloc();
 
@@ -324,9 +336,13 @@ tolocal(argc, argv)
 		(void)free(bp);
 		if (rem < 0)
 			continue;
-		(void)setreuid(0, userid);
+		(void)seteuid(userid);
+		tos = IPTOS_THROUGHPUT;
+		if (setsockopt(rem, IPPROTO_IP, IP_TOS,
+		    (char *)&tos, sizeof(int)) < 0)
+			perror("rcp: setsockopt TOS (ignored)");
 		sink(1, argv + argc - 1);
-		(void)setreuid(userid, 0);
+		(void)seteuid(0);
 		(void)close(rem);
 		rem = -1;
 	}
@@ -849,9 +865,15 @@ nospace()
 usage()
 {
 #ifdef KERBEROS
+#ifdef CRYPT
 	(void)fprintf(stderr, "%s\n\t%s\n",
 	    "usage: rcp [-k realm] [-px] f1 f2",
 	    "or: rcp [-k realm] [-rpx] f1 ... fn directory");
+#else
+	(void)fprintf(stderr, "%s\n\t%s\n",
+	    "usage: rcp [-k realm] [-p] f1 f2",
+	    "or: rcp [-k realm] [-rp] f1 ... fn directory");
+#endif
 #else
 	(void)fprintf(stderr,
 	    "usage: rcp [-p] f1 f2; or: rcp [-rp] f1 ... fn directory\n");
@@ -880,6 +902,7 @@ again:
 		if (dest_realm == NULL)
 			dest_realm = krb_realmofhost(*host);
 
+#ifdef CRYPT
 		if (encrypt)
 			rem = krcmd_mutual(
 				host, port,
@@ -887,6 +910,7 @@ again:
 		    		dest_realm,
 				&cred, schedule);
 		else
+#endif
 			rem = krcmd(
 				host, port,
 				user, bp, 0, dest_realm);
@@ -910,11 +934,13 @@ again:
 			goto again;
 		}
 	} else {
+#ifdef CRYPT
 		if (encrypt) {
 			fprintf(stderr,
 			    "The -x option requires Kerberos authentication\n");
 			exit(1);
 		}
+#endif
 		rem = rcmd(host, sp->s_port, locuser, user, bp, 0);
 	}
 	return(rem);