merge strcpy_truncate branch

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5027 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/ftp/common/glob.c

@@ -748,7 +748,7 @@ g_opendir(Char *str, glob_t *pglob)
 	char buf[MaxPathLen];
 
 	if (!*str)
-		strcpy(buf, ".");
+		strcpy_truncate(buf, ".", sizeof(buf));
 	else
 		g_Ctoc(str, buf);
 

appl/ftp/ftp/Makefile.in

@@ -42,7 +42,7 @@ ftp_SOURCES =		\
 	domacro.c	\
 	ftp.c		\
 	globals.c	\
-	kauth.c
+	kauth.c		\
 	krb4.c		\
 	main.c		\
 	ruserpass.c	\
@@ -54,7 +54,7 @@ ftp_OBJS =		\
 	domacro.o	\
 	ftp.o		\
 	globals.o	\
-	kauth.o
+	kauth.o		\
 	krb4.o		\
 	main.o		\
 	ruserpass.o	\

appl/ftp/ftp/cmds.c

@@ -119,12 +119,17 @@ setpeer(int argc, char **argv)
 		/*
 		 * Set up defaults for FTP.
 		 */
-		strcpy(typename, "ascii"), type = TYPE_A;
+		strcpy_truncate(typename, "ascii", sizeof(typename));
+		type = TYPE_A;
 		curtype = TYPE_A;
-		strcpy(formname, "non-print"), form = FORM_N;
-		strcpy(modename, "stream"), mode = MODE_S;
-		strcpy(structname, "file"), stru = STRU_F;
-		strcpy(bytename, "8"), bytesize = 8;
+		strcpy_truncate(formname, "non-print", sizeof(formname));
+		form = FORM_N;
+		strcpy_truncate(modename, "stream", sizeof(modename));
+		mode = MODE_S;
+		strcpy_truncate(structname, "file", sizeof(structname));
+		stru = STRU_F;
+		strcpy_truncate(bytename, "8", sizeof(bytename));
+		bytesize = 8;
 		if (autologin)
 			login(argv[1]);
 
@@ -165,7 +170,7 @@ setpeer(int argc, char **argv)
 			 * for text files unless changed by the user.
 			 */
 			type = 0;
-			strcpy(typename, "binary");
+			strcpy_truncate(typename, "binary", sizeof(typename));
 			if (overbose)
 			    printf("Using %s mode to transfer files.\n",
 				typename);
@@ -238,7 +243,7 @@ settype(int argc, char **argv)
 	else
 		comret = command("TYPE %s", p->t_mode);
 	if (comret == COMPLETE) {
-		strcpy(typename, p->t_name);
+		strcpy_truncate(typename, p->t_name, sizeof(typename));
 		curtype = type = p->t_type;
 	}
 }
@@ -754,7 +759,7 @@ remglob(char **argv, int doswitch)
     }
     if (ftemp == NULL) {
 	int fd;
-	strcpy(temp, _PATH_TMP_XXX);
+	strcpy_truncate(temp, _PATH_TMP_XXX, sizeof(temp));
 	fd = mkstemp(temp);
 	if(fd < 0){
 	    warn("unable to create temporary file %s", temp);
@@ -1210,8 +1215,8 @@ shell(int argc, char **argv)
 		namep = strrchr(shell,'/');
 		if (namep == NULL)
 			namep = shell;
-		strcpy(shellnam,"-");
-		strcat(shellnam, ++namep);
+		snprintf (shellnam, sizeof(shellnam),
+			  "-%s", ++namep);
 		if (strcmp(namep, "sh") != 0)
 			shellnam[0] = '+';
 		if (debug) {
@@ -1386,17 +1391,14 @@ site(int argc, char **argv)
 void
 quote1(char *initial, int argc, char **argv)
 {
-	int i, len;
+    int i;
 	char buf[BUFSIZ];		/* must be >= sizeof(line) */
 
-	strcpy(buf, initial);
-	if (argc > 1) {
-		len = strlen(buf);
-		len += strlen(strcpy(&buf[len], argv[1]));
-		for (i = 2; i < argc; i++) {
-			buf[len++] = ' ';
-			len += strlen(strcpy(&buf[len], argv[i]));
-		}
+    strcpy_truncate(buf, initial, sizeof(buf));
+    for(i = 1; i < argc; i++) {
+	if(i > 1)
+	    strcat_truncate(buf, " ", sizeof(buf));
+	strcat_truncate(buf, argv[i], sizeof(buf));
 	}
 	if (command(buf) == PRELIM) {
 		while (getreply(0) == PRELIM)
@@ -1548,12 +1550,11 @@ account(int argc, char **argv)
 	if (argc > 1) {
 		++argv;
 		--argc;
-		strncpy(acct,*argv,49);
-		acct[49] = '\0';
+		strcpy_truncate (acct, *argv, sizeof(acct));
 		while (argc > 1) {
 			--argc;
 			++argv;
-			strncat(acct,*argv, 49-strlen(acct));
+			strcat_truncate(acct, *argv, sizeof(acct));
 		}
 	}
 	else {
@@ -1665,14 +1666,12 @@ setntrans(int argc, char **argv)
 	}
 	ntflag++;
 	code = ntflag;
-	strncpy(ntin, argv[1], 16);
-	ntin[16] = '\0';
+	strcpy_truncate (ntin, argv[1], 17);
 	if (argc == 2) {
 		ntout[0] = '\0';
 		return;
 	}
-	strncpy(ntout, argv[2], 16);
-	ntout[16] = '\0';
+	strcpy_truncate (ntout, argv[2], 17);
 }
 
 char *
@@ -1729,10 +1728,10 @@ setnmap(int argc, char **argv)
 		cp = strchr(altarg, ' ');
 	}
 	*cp = '\0';
-	strncpy(mapin, altarg, MaxPathLen - 1);
+	strcpy_truncate(mapin, altarg, MaxPathLen);
 	while (*++cp == ' ')
 		continue;
-	strncpy(mapout, cp, MaxPathLen - 1);
+	strcpy_truncate(mapout, cp, MaxPathLen);
 }
 
 char *
@@ -1984,7 +1983,9 @@ macdef(int argc, char **argv)
 	if (interactive) {
 		printf("Enter macro line by line, terminating it with a null line\n");
 	}
-	strncpy(macros[macnum].mac_name, argv[1], 8);
+	strcpy_truncate(macros[macnum].mac_name,
+			argv[1],
+			sizeof(macros[macnum].mac_name));
 	if (macnum == 0) {
 		macros[macnum].mac_start = macbuf;
 	}

appl/ftp/ftp/domacro.c

@@ -56,7 +56,7 @@ domacro(int argc, char **argv)
 		code = -1;
 		return;
 	}
-	strcpy(line2, line);
+	strcpy_truncate(line2, line, sizeof(line2));
 TOP:
 	cp1 = macros[i].mac_start;
 	while (cp1 != macros[i].mac_end) {

appl/ftp/ftp/ftp.c

@@ -53,13 +53,13 @@ char *
 hookup(char *host, int port)
 {
     struct hostent *hp = 0;
-    int s, len, tos;
-    static char hostnamebuf[80];
+    int s, len;
+    static char hostnamebuf[MaxHostNameLen];
 
     memset(&hisctladdr, 0, sizeof (hisctladdr));
     if(inet_aton(host, &hisctladdr.sin_addr)){
 	hisctladdr.sin_family = AF_INET;
-	strncpy(hostnamebuf, host, sizeof(hostnamebuf));
+	strcpy_truncate (hostnamebuf, host, sizeof (hostnamebuf));
     } else {
 	hp = gethostbyname(host);
 	if (hp == NULL) {
@@ -71,8 +71,7 @@ hookup(char *host, int port)
 	memmove(&hisctladdr.sin_addr,
 		hp->h_addr_list[0],
 		sizeof(hisctladdr.sin_addr));
-	strncpy(hostnamebuf, hp->h_name, sizeof(hostnamebuf));
-	hostnamebuf[sizeof(hostnamebuf) - 1] = '\0';
+	strcpy_truncate (hostnamebuf, hp->h_name, sizeof (hostnamebuf));
     }
     hostname = hostnamebuf;
     s = socket(hisctladdr.sin_family, SOCK_STREAM, 0);
@@ -116,9 +115,12 @@ hookup(char *host, int port)
 	goto bad;
     }
 #if defined(IP_TOS) && defined(HAVE_SETSOCKOPT)
-    tos = IPTOS_LOWDELAY;
+    {
+	int tos = IPTOS_LOWDELAY;
+
     if (setsockopt(s, IPPROTO_IP, IP_TOS, (char *)&tos, sizeof(int)) < 0)
 	warn("setsockopt TOS (ignored)");
+    }
 #endif
     cin = fdopen(s, "r");
     cout = fdopen(s, "w");
@@ -168,6 +170,7 @@ login(char *host)
 
     char *myname = NULL;
     struct passwd *pw = k_getpwuid(getuid());
+
     if (pw != NULL)
 	myname = pw->pw_name;
 
@@ -195,7 +198,7 @@ login(char *host)
 	else
 	    user = tmp;
     }
-    strcpy(username, user);
+    strcpy_truncate(username, user, sizeof(username));
     n = command("USER %s", user);
     if (n == CONTINUE) {
 	if(sec_complete)
@@ -204,10 +207,12 @@ login(char *host)
 	    char prompt[128];
 	    if(myname && 
 	       (!strcmp(user, "ftp") || !strcmp(user, "anonymous"))){
-		snprintf(defaultpass, sizeof(defaultpass), "%s@%s", myname, mydomain);
-		snprintf(prompt, sizeof(prompt), "Password (%s): ", defaultpass);
+		snprintf(defaultpass, sizeof(defaultpass), 
+			 "%s@%s", myname, mydomain);
+		snprintf(prompt, sizeof(prompt), 
+			 "Password (%s): ", defaultpass);
 	    }else{
-		strcpy(defaultpass, "");
+		*defaultpass = '\0';
 		snprintf(prompt, sizeof(prompt), "Password: ");
 	    }
 	    pass = defaultpass;
@@ -233,7 +238,7 @@ login(char *host)
 	return (1);
     for (n = 0; n < macnum; ++n) {
 	if (!strcmp("init", macros[n].mac_name)) {
-	    strcpy(line, "$init");
+	    strcpy_truncate (line, "$init", sizeof (line));
 	    makeargv();
 	    domacro(margc, margv);
 	    break;
@@ -337,7 +342,7 @@ getreply(int expecteof)
 		fprintf(cout, "%c%c%c", IAC, WONT, getc(cin));
 	    continue;
 	case '\n':
-	    *p++ = 0;
+	    *p++ = '\0';
 	    if(isdigit(buf[0])){
 		sscanf(buf, "%d", &code);
 		if(code == 631){
@@ -373,13 +378,14 @@ getreply(int expecteof)
 #endif
 		    if(code == 227){
 			char *p, *q;
+
 			pasv[0] = 0;
 			p = strchr(reply_string, '(');
 			if(p){
 			    p++;
 			    q = strchr(p, ')');
 			    if(q){
-				strncpy(pasv, p, q - p);
+				memcpy (pasv, p, q - p);
 				pasv[q - p] = 0;
 			    }
 			}
@@ -503,7 +509,6 @@ getreply(int expecteof)
 		sec_read_msg(reply_string, prot_confidential);
 	    n = code / 100 + '0';
 	}
-
 	if (n != '1')
 	    cpend = 0;
 	signal(SIGINT,oldintr);
@@ -514,6 +519,7 @@ getreply(int expecteof)
 	return (n - '0');
     }
 }
+
 #endif
 
 int
@@ -608,6 +614,7 @@ sendrequest(char *cmd, char *local, char *remote, int printnames)
     int c, d;
     FILE *fin, *dout = 0;
     int (*closefunc) (FILE *);
+
     RETSIGTYPE (*oldintr)(), (*oldintp)();
     long bytes = 0, hashbytes = HASHBYTES;
     char *lmode;
@@ -726,8 +733,7 @@ sendrequest(char *cmd, char *local, char *remote, int printnames)
 		(*closefunc)(fin);
 	    return;
 	}
-    } else
-	if (command("%s", cmd) != PRELIM) {
+    } else if (command ("%s", cmd) != PRELIM) {
 	    signal(SIGINT, oldintr);
 	    if (oldintp)
 		signal(SIGPIPE, oldintp);
@@ -906,8 +912,7 @@ recvrequest(char *cmd, char *local, char *remote,
 		code = -1;
 		return;
 	    }
-	}
-	else if (runique && (local = gunique(local)) == NULL) {
+	} else if (runique && (local = gunique (local)) == NULL) {
 	    signal(SIGINT, oldintr);
 	    code = -1;
 	    return;
@@ -1031,7 +1036,6 @@ recvrequest(char *cmd, char *local, char *remote,
 		return;
 	    }
 	}
-
 	while ((c = sec_getc(din)) != EOF) {
 	    if (c == '\n')
 		bare_lfs++;
@@ -1102,7 +1106,6 @@ abort:
 	signal(SIGINT, oldintr);
 	return;
     }
-
     abort_remote(din);
     code = -1;
     if (data >= 0) {
@@ -1148,11 +1151,10 @@ initconn(void)
 	}
 
 	/*
-	 * What we've got at this point is a string of comma
-	 * separated one-byte unsigned integer values.
-	 * The first four are the an IP address. The fifth is
-	 * the MSB of the port number, the sixth is the LSB.
-	 * From that we'll prepare a sockaddr_in.
+	 * What we've got at this point is a string of comma separated
+	 * one-byte unsigned integer values. The first four are the an IP
+	 * address. The fifth is the MSB of the port number, the sixth is the
+	 * LSB. From that we'll prepare a sockaddr_in.
 	 */
 
 	if (sscanf(pasv,"%d,%d,%d,%d,%d,%d",
@@ -1170,7 +1172,6 @@ initconn(void)
 	    printf("Can't parse passive mode string.\n");
 	    goto bad;
 	}
-	
 	memset(&data_addr, 0, sizeof(data_addr));
 	data_addr.sin_family = AF_INET;
 	data_addr.sin_addr.s_addr = htonl((a0 << 24) | (a1 << 16) | 
@@ -1190,7 +1191,6 @@ initconn(void)
 #endif
 	return(0);
     }
-
 noport:
     data_addr = myctladdr;
     if (sendport)
@@ -1230,6 +1230,7 @@ noport:
     if (sendport) {
 	unsigned int a = ntohl(data_addr.sin_addr.s_addr);
 	unsigned int p = ntohs(data_addr.sin_port);
+
 	result = command("PORT %d,%d,%d,%d,%d,%d", 
 			 (a >> 24) & 0xff,
 			 (a >> 16) & 0xff,
@@ -1372,8 +1373,7 @@ pswitch(int flag)
     ip->connect = connected;
     connected = op->connect;
     if (hostname) {
-	strncpy(ip->name, hostname, sizeof(ip->name) - 1);
-	ip->name[strlen(ip->name)] = '\0';
+	strcpy_truncate (ip->name, hostname, sizeof (ip->name));
     } else
 	ip->name[0] = 0;
     hostname = op->name;
@@ -1399,20 +1399,16 @@ pswitch(int flag)
     mcase = op->mcse;
     ip->ntflg = ntflag;
     ntflag = op->ntflg;
-    strncpy(ip->nti, ntin, 16);
-    (ip->nti)[strlen(ip->nti)] = '\0';
-    strcpy(ntin, op->nti);
-    strncpy(ip->nto, ntout, 16);
-    (ip->nto)[strlen(ip->nto)] = '\0';
-    strcpy(ntout, op->nto);
+    strcpy_truncate (ip->nti, ntin, sizeof (ip->nti));
+    strcpy_truncate (ntin, op->nti, 17);
+    strcpy_truncate (ip->nto, ntout, sizeof (ip->nto));
+    strcpy_truncate (ntout, op->nto, 17);
     ip->mapflg = mapflag;
     mapflag = op->mapflg;
-    strncpy(ip->mi, mapin, MaxPathLen - 1);
-    (ip->mi)[strlen(ip->mi)] = '\0';
-    strcpy(mapin, op->mi);
-    strncpy(ip->mo, mapout, MaxPathLen - 1);
-    (ip->mo)[strlen(ip->mo)] = '\0';
-    strcpy(mapout, op->mo);
+    strcpy_truncate (ip->mi, mapin, MaxPathLen);
+    strcpy_truncate (mapin, op->mi, MaxPathLen);
+    strcpy_truncate (ip->mo, mapout, MaxPathLen);
+    strcpy_truncate (mapout, op->mo, MaxPathLen);
     signal(SIGINT, oldintr);
     if (abrtflag) {
 	abrtflag = 0;
@@ -1563,8 +1559,7 @@ reset(int argc, char **argv)
 	    warn("reset");
 	    code = -1;
 	    lostpeer(0);
-	}
-	else if (nfnd) {
+	} else if (nfnd) {
 	    getreply(0);
 	}
     }
@@ -1587,7 +1582,7 @@ gunique(char *local)
 	warn("local: %s", local);
 	return NULL;
     }
-    strcpy(new, local);
+    strcpy_truncate (new, local, sizeof(new));
     cp = new + strlen(new);
     *cp++ = '.';
     while (!d) {

appl/ftp/ftp/krb4.c

@@ -146,14 +146,14 @@ krb4_adat(void *app_data, void *buf, size_t len)
     memcpy(d->key, auth_dat.session, sizeof(d->key));
     des_set_key(&d->key, d->schedule);
 
-    strcpy(d->name, auth_dat.pname);
-    strcpy(d->instance, auth_dat.pinst);
-    strcpy(d->realm, auth_dat.prealm);
+    strcpy_truncate(d->name, auth_dat.pname, sizeof(d->name));
+    strcpy_truncate(d->instance, auth_dat.pinst, sizeof(d->instance));
+    strcpy_truncate(d->realm, auth_dat.prealm, sizeof(d->instance));
 
     cs = auth_dat.checksum + 1;
     {
 	unsigned char tmp[4];
-	krb_put_int(cs, tmp, 4);
+	krb_put_int(cs, tmp, 4, sizeof(tmp));
 	len = krb_mk_safe(tmp, msg, 4, &d->key, &LOCAL_ADDR, &REMOTE_ADDR);
     }
     if(len < 0){
@@ -203,15 +203,15 @@ mk_auth(struct krb4_data *d, KTEXT adat,
     int ret;
     CREDENTIALS cred;
     char sname[SNAME_SZ], inst[INST_SZ], realm[REALM_SZ];
-    strcpy(sname, service);
-    strcpy(inst, krb_get_phost(host));
-    strcpy(realm, krb_realmofhost(host));
+    strcpy_truncate(sname, service, sizeof(sname));
+    strcpy_truncate(inst, krb_get_phost(host), sizeof(inst));
+    strcpy_truncate(realm, krb_realmofhost(host), sizeof(realm));
     ret = krb_mk_req(adat, sname, inst, realm, checksum);
     if(ret)
 	return ret;
-    strcpy(sname, service);
-    strcpy(inst, krb_get_phost(host));
-    strcpy(realm, krb_realmofhost(host));
+    strcpy_truncate(sname, service, sizeof(sname));
+    strcpy_truncate(inst, krb_get_phost(host), sizeof(inst));
+    strcpy_truncate(realm, krb_realmofhost(host), sizeof(realm));
     ret = krb_get_cred(sname, inst, realm, &cred);
     memmove(&d->key, &cred.session, sizeof(des_cblock));
     des_key_sched(&d->key, d->schedule);

appl/ftp/ftp/main.c

@@ -104,8 +104,8 @@ main(int argc, char **argv)
 	 */
 	pw = k_getpwuid(getuid());
 	if (pw != NULL) {
+		strcpy_truncate(homedir, pw->pw_dir, sizeof(homedir));
 		home = homedir;
-		strcpy(home, pw->pw_dir);
 	}
 	if (argc > 0) {
 	    char *xargv[5];
@@ -243,8 +243,7 @@ cmdscanner(int top)
 	    p = readline("ftp> ");
 	    if(p == NULL)
 		quit(0, 0);
-	    strncpy(line, p, sizeof(line));
-	    line[sizeof(line) - 1] = 0;
+	    strcpy_truncate(line, p, sizeof(line));
 	    add_history(p);
 	    free(p);
 	} else{

appl/ftp/ftp/ruserpass.c

@@ -71,7 +71,7 @@ ruserpass(char *host, char **aname, char **apass, char **aacct)
 	struct stat stb;
 
 	if(gethostname(myhostname, MaxHostNameLen) < 0)
-	    strcpy(myhostname, "");
+	    strcpy_truncate(myhostname, "", MaxHostNameLen);
 	if((mydomain = strchr(myhostname, '.')) == NULL)
 	    mydomain = myhostname;
 	else

appl/ftp/ftpd/Makefile.in

@@ -23,6 +23,8 @@ MKINSTALLDIRS = $(top_srcdir)/mkinstalldirs
 INSTALL = @INSTALL@
 INSTALL_PROGRAM = @INSTALL_PROGRAM@
 
+LN_S = @LN_S@
+
 prefix 	= @prefix@
 exec_prefix = @exec_prefix@
 libdir = @libdir@
@@ -64,7 +66,7 @@ gssapi.c:
 	$(LN_S) $(srcdir)/../ftp/gssapi.c .
 
 .c.o:
-	$(CC) -c -DFTP_SERVER -I$(srcdir) -I$(srcdir)/../common -I$(INCTOP) $(DEFS) $(CFLAGS) $(CPPFLAGS) $<
+	$(CC) -c -DFTP_SERVER -I. -I$(srcdir) -I$(srcdir)/../common -I$(INCTOP) $(DEFS) $(CFLAGS) $(CPPFLAGS) $<
 
 install: all
 	$(MKINSTALLDIRS) $(DESTDIR)$(libexecdir)

appl/ftp/ftpd/ftpcmd.y

@@ -326,11 +326,11 @@ cmd
 		{
 		    if(oobflag){
 			if (file_size != (off_t) -1)
-			    reply(213, "Status: %ld of %ld bytes transferred",
+			    reply(213, "Status: %lu of %lu bytes transferred",
 				  (unsigned long)byte_count, 
 				  (unsigned long)file_size);
 			else
-			    reply(213, "Status: %ld bytes transferred", 
+			    reply(213, "Status: %lu bytes transferred", 
 				  (unsigned long)byte_count);
 		    }else
 			statcmd();
@@ -999,7 +999,7 @@ getline(char *s, int n)
 	cs = s;
 /* tmpline may contain saved command from urgent mode interruption */
 	if(ftp_command){
-	  strncpy(s, ftp_command, n);
+	  strcpy_truncate(s, ftp_command, n);
 	  if (debug)
 	    syslog(LOG_DEBUG, "command: %s", s);
 #ifdef XXX
@@ -1338,16 +1338,21 @@ help(struct tab *ctab, char *s)
 			columns = 1;
 		lines = (NCMDS + columns - 1) / columns;
 		for (i = 0; i < lines; i++) {
-		    strcpy (buf, "   ");
+		    strcpy_truncate (buf, "   ", sizeof(buf));
 		    for (j = 0; j < columns; j++) {
 			c = ctab + j * lines + i;
-			snprintf (buf + strlen(buf), sizeof(buf) - strlen(buf),
-				  "%s%c", c->name, c->implemented ? ' ' : '*');
+			snprintf (buf + strlen(buf),
+				  sizeof(buf) - strlen(buf),
+				  "%s%c",
+				  c->name,
+				  c->implemented ? ' ' : '*');
 			if (c + lines >= &ctab[NCMDS])
 			    break;
 			w = strlen(c->name) + 1;
 			while (w < width) {
-			    strcat(buf, " ");
+			    strcat_truncate (buf,
+					     " ",
+					     sizeof(buf));
 			    w++;
 			}
 		    }
@@ -1405,7 +1410,7 @@ sizecmd(char *filename)
 		}
 		fclose(fin);
 
-		reply(213, "%ld", (unsigned long)count);
+		reply(213, "%lu", (unsigned long)count);
 		break; }
 	default:
 		reply(504, "SIZE not implemented for Type %c.", "?AEIL"[type]);

appl/ftp/ftpd/ftpd.c

@@ -135,12 +135,12 @@ static void	 usage(void);
 static char *
 curdir(void)
 {
-	static char path[MaxPathLen+1+1];	/* path + '/' + '\0' */
+	static char path[MaxPathLen+1];	/* path + '/' + '\0' */
 
-	if (getcwd(path, sizeof(path)-2) == NULL)
+	if (getcwd(path, sizeof(path)-1) == NULL)
 		return ("");
 	if (path[1] != '\0')		/* special case for root dir. */
-		strcat(path, "/");
+		strcat_truncate(path, "/", sizeof(path));
 	/* For guest account, skip / since it's chrooted */
 	return (guest ? path+1 : path);
 }
@@ -530,7 +530,7 @@ user(char *name)
 		}
 	}
 	if (logging)
-		strncpy(curname, name, sizeof(curname)-1);
+	    strcpy_truncate(curname, name, sizeof(curname));
 	if(sec_complete) {
 	    if(sec_userok(name) == 0)
 		do_login(232, name);
@@ -1092,14 +1092,14 @@ dataconn(char *name, off_t size, char *mode)
 {
 	char sizebuf[32];
 	FILE *file;
-	int retry = 0, tos;
+	int retry = 0;
 
 	file_size = size;
 	byte_count = 0;
 	if (size >= 0)
 	    snprintf(sizebuf, sizeof(sizebuf), " (%ld bytes)", (long)size);
 	else
-	    strcpy(sizebuf, "");
+	    *sizebuf = '\0';
 	if (pdata >= 0) {
 		struct sockaddr_in from;
 		int s, fromlen = sizeof(from);
@@ -1114,9 +1114,12 @@ dataconn(char *name, off_t size, char *mode)
 		close(pdata);
 		pdata = s;
 #if defined(IP_TOS) && defined(HAVE_SETSOCKOPT)
-		tos = IPTOS_THROUGHPUT;
-		setsockopt(s, IPPROTO_IP, IP_TOS, (void *)&tos,
-		    sizeof(int));
+		{
+		    int tos = IPTOS_THROUGHPUT;
+		    
+		    setsockopt(s, IPPROTO_IP, IP_TOS, (void *)&tos,
+			       sizeof(tos));
+		}
 #endif
 		reply(150, "Opening %s mode data connection for '%s'%s.",
 		     type == TYPE_A ? "ASCII" : "BINARY", name, sizebuf);
@@ -1608,7 +1611,7 @@ removedir(char *name)
 void
 pwd(void)
 {
-    char path[MaxPathLen + 1];
+    char path[MaxPathLen];
     char *ret;
 
     /* SunOS has a broken getcwd that does popen(pwd) (!!!), this

appl/ftp/ftpd/kauth.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -66,7 +66,7 @@ store_ticket(KTEXT cip)
     unsigned char kvno;
     KTEXT_ST tkt;
     int left = cip->length;
-
+    int len;
     int kerror;
     
     ptr = (char *) cip->dat;
@@ -76,29 +76,32 @@ store_ticket(KTEXT cip)
     ptr += 8;
     left -= 8;
 
-    if (strnlen(ptr, left) == left)
+    len = strnlen(ptr, left);
+    if (len == left)
 	return(INTK_BADPW);
     
     /* extract server's name */
-    strcpy(sp.name, ptr);
-    ptr += strlen(sp.name) + 1;
-    left -= strlen(sp.name) + 1;
+    strcpy_truncate(sp.name, ptr, sizeof(sp.name));
+    ptr += len + 1;
+    left -= len + 1;
 
-    if (strnlen(ptr, left) == left)
+    len = strnlen(ptr, left);
+    if (len == left)
 	return(INTK_BADPW);
 
     /* extract server's instance */
-    strcpy(sp.instance, ptr);
-    ptr += strlen(sp.instance) + 1;
-    left -= strlen(sp.instance) + 1;
+    strcpy_truncate(sp.instance, ptr, sizeof(sp.instance));
+    ptr += len + 1;
+    left -= len + 1;
 
-    if (strnlen(ptr, left) == left)
+    len = strnlen(ptr, left);
+    if (len == left)
 	return(INTK_BADPW);
 
     /* extract server's realm */
-    strcpy(sp.realm,ptr);
-    ptr += strlen(sp.realm) + 1;
-    left -= strlen(sp.realm) + 1;
+    strcpy_truncate(sp.realm, ptr, sizeof(sp.realm));
+    ptr += len + 1;
+    left -= len + 1;
 
     if(left < 3)
 	return INTK_BADPW;
@@ -297,12 +300,12 @@ klist(void)
 		   "  Issued", "  Expires", "  Principal (kvno)");
 	    header = 0;
 	}
-	strcpy(buf1, short_date(c.issue_date));
+	strcpy_truncate(buf1, short_date(c.issue_date), sizeof(buf1));
 	c.issue_date = krb_life_to_time(c.issue_date, c.lifetime);
 	if (time(0) < (unsigned long) c.issue_date)
-	    strcpy(buf2, short_date(c.issue_date));
+	    strcpy_truncate(buf2, short_date(c.issue_date), sizeof(buf2));
 	else
-	    strcpy(buf2, ">>> Expired <<< ");
+	    strcpy_truncate(buf2, ">>> Expired <<< ", sizeof(buf2));
 	lreply(200, "%s  %s  %s (%d)", buf1, buf2,
 	       krb_unparse_name_long(c.service, c.instance, c.realm), c.kvno); 
     }

appl/ftp/ftpd/popen.c

@@ -89,10 +89,10 @@ ftp_rooted(const char *path)
 
     if(!home[0])
 	if((pwd = k_getpwnam("ftp")))
-	    strcpy(home, pwd->pw_dir);
+	    strcpy_truncate(home, pwd->pw_dir, sizeof(home));
     snprintf(newpath, sizeof(newpath), "%s/%s", home, path);
     if(access(newpath, X_OK))
-	strcpy(newpath, path);
+	strcpy_truncate(newpath, path, sizeof(newpath));
     return newpath;
 }
 

appl/kx/common.c

@@ -325,8 +325,7 @@ create_and_write_cookie (char *xauthfile,
      auth.data = (char*)cookie;
      des_rand_data (cookie, sz);
 
-     strncpy(xauthfile, "/tmp/AXXXXXX", size);
-     xauthfile[size-1] = 0;
+     strcpy_truncate(xauthfile, "/tmp/AXXXXXX", size);
      fd = mkstemp(xauthfile);
      if(fd < 0) {
 	 syslog(LOG_ERR, "create_and_write_cookie: mkstemp: %m");

appl/kx/kx.c

@@ -236,8 +236,8 @@ doit_passive (char *host, char *user, int debugp, int keepalivep,
      p = msg;
      *p++ = INIT;
      len = strlen(user);
-     p += krb_put_int (len, p, 4);
-     strncpy(p, user, len);
+     p += krb_put_int (len, p, sizeof(msg) - 1, 4);
+     memcpy(p, user, len);
      p += len;
      *p++ = PASSIVE | (keepalivep ? KEEP_ALIVE : 0);
      if (write_encrypted (otherside, msg, p - msg, schedule,
@@ -260,12 +260,12 @@ doit_passive (char *host, char *user, int debugp, int keepalivep,
      } else
 	 p++;
      p += krb_get_int (p, &tmp, 4, 0);
-     strncpy(display, p, tmp);
+     memcpy(display, p, tmp);
      display[tmp] = '\0';
      p += tmp;
 
      p += krb_get_int (p, &tmp, 4, 0);
-     strncpy(xauthfile, p, tmp);
+     memcpy(xauthfile, p, tmp);
      xauthfile[tmp] = '\0';
      p += tmp;
 
@@ -358,6 +358,8 @@ doit_active (char *host, char *user,
     int tmp2;
     char *s;
     int i;
+    size_t rem;
+    u_int32_t other_port;
 
     otherside = connect_host (host, user, &key, schedule, port,
 			      &me, &him);
@@ -372,28 +374,46 @@ doit_active (char *host, char *user,
     }
 #endif
     p = msg;
+    rem = sizeof(msg);
     *p++ = INIT;
+    --rem;
     len = strlen(user);
-    p += krb_put_int (len, p, 4);
-    strncpy(p, user, len);
+    tmp = krb_put_int (len, p, rem, 4);
+    if (tmp < 0)
+	return 1;
+    p += tmp;
+    rem -= tmp;
+    memcpy(p, user, len);
     p += len;
+    rem -= len;
     *p++ = (keepalivep ? KEEP_ALIVE : 0);
+    --rem;
 
     s = getenv("DISPLAY");
     if (s == NULL || (s = strchr(s, ':')) == NULL) 
 	s = ":0";
     len = strlen (s);
-    p += krb_put_int (len, p, 4);
-    strncpy (p, s, len);
+    tmp = krb_put_int (len, p, rem, 4);
+    if (tmp < 0)
+	return 1;
+    rem -= tmp;
+    p += tmp;
+    memcpy (p, s, len);
     p += len;
+    rem -= len;
 
     s = getenv("XAUTHORITY");
     if (s == NULL)
 	s = "";
     len = strlen (s);
-    p += krb_put_int (len, p, 4);
-    strncpy (p, s, len);
+    tmp = krb_put_int (len, p, rem, 4);
+    if (tmp < 0)
+	return 1;
     p += len;
+    rem -= len;
+    memcpy (p, s, len);
+    p += len;
+    rem -= len;
 
     if (write_encrypted (otherside, msg, p - msg, schedule,
 			 &key, &me, &him) < 0)
@@ -405,9 +425,11 @@ doit_active (char *host, char *user,
 	err (1, "read from %s", host);
     p = (u_char *)ret;
     if (*p == ERROR) {
+	u_int32_t u32;
+
 	p++;
-	p += krb_get_int (p, &tmp, 4, 0);
-	errx (1, "%s: %.*s", host, (int)tmp, p);
+	p += krb_get_int (p, &u32, 4, 0);
+	errx (1, "%s: %.*s", host, (int)u32, p);
     } else if (*p != ACK) {
 	errx (1, "%s: strange msg %d", host, *p);
     } else
@@ -458,14 +480,16 @@ doit_active (char *host, char *user,
 	    err (1, "read from %s", host);
 	p = (u_char *)ret;
 	if (*p == ERROR) {
+	    u_int32_t val;
+
 	    p++;
-	    p += krb_get_int (p, &tmp, 4, 0);
-	    errx (1, "%s: %.*s", host, (int)tmp, p);
+	    p += krb_get_int (p, &val, 4, 0);
+	    errx (1, "%s: %.*s", host, (int)val, p);
 	} else if (*p != NEW_CONN) {
 	    errx (1, "%s: strange msg %d", host, *p);
 	} else {
 	    p++;
-	    p += krb_get_int (p, &tmp, 4, 0);
+	    p += krb_get_int (p, &other_port, 4, 0);
 	}
 
 	++nchild;
@@ -483,7 +507,7 @@ doit_active (char *host, char *user,
 	    addr = him;
 	    close (otherside);
 
-	    addr.sin_port = htons(tmp);
+	    addr.sin_port = htons(other_port);
 	    s = socket (AF_INET, SOCK_STREAM, 0);
 	    if (s < 0)
 		err(1, "socket");

appl/kx/kxd.c

@@ -83,7 +83,7 @@ fatal (int fd, des_cblock *key, des_key_schedule schedule,
     vsnprintf (p + 4, sizeof(msg) - 5, format, args);
     syslog (LOG_ERR, p + 4);
     len = strlen (p + 4);
-    p += krb_put_int (len, p, 4);
+    p += krb_put_int (len, p, 4, 4);
     p += len;
     write_encrypted (fd, msg, p - msg, schedule, key, thisaddr, thataddr);
     va_end(args);
@@ -113,8 +113,8 @@ recv_conn (int sock, des_cblock *key, des_key_schedule schedule,
      int status;
      KTEXT_ST ticket;
      AUTH_DAT auth;
-     char user[ANAME_SZ + 1];
-     char instance[INST_SZ + 1];
+     char user[ANAME_SZ];
+     char instance[INST_SZ];
      int addrlen;
      char version[KRB_SENDAUTH_VLEN + 1];
      struct passwd *passwd;
@@ -177,7 +177,7 @@ recv_conn (int sock, des_cblock *key, des_key_schedule schedule,
      p++;
      p += krb_get_int (p, &tmp, 4, 0);
      len = min(sizeof(user), tmp);
-     strncpy (user, p, len);
+     memcpy (user, p, len);
      p += tmp;
      user[len] = '\0';
 
@@ -208,12 +208,13 @@ recv_conn (int sock, des_cblock *key, des_key_schedule schedule,
      if (!(flags & PASSIVE)) {
 	 p += krb_get_int (p, &tmp, 4, 0);
 	 len = min(tmp, display_size);
-	 strncpy (display, p, len);
+	 memcpy (display, p, len);
 	 display[len] = '\0';
 	 p += tmp;
 	 p += krb_get_int (p, &tmp, 4, 0);
 	 len = min(tmp, xauthfile_size);
-	 strncpy (xauthfile, p, len);
+	 memcpy (xauthfile, p, len);
+	 xauthfile[len] = '\0';
 	 p += tmp;
      }
 #if defined(SO_KEEPALIVE) && defined(HAVE_SETSOCKOPT)
@@ -301,7 +302,7 @@ doit_conn (int fd, int meta_sock, int flags,
     }
     p = msg;
     *p++ = NEW_CONN;
-    p += krb_put_int (ntohs(addr.sin_port), p, 4);
+    p += krb_put_int (ntohs(addr.sin_port), p, 4, 4);
 
     if (write_encrypted (meta_sock, msg, p - msg, schedule, key,
 			 thisaddr, thataddr) < 0) {
@@ -362,6 +363,7 @@ doit(int sock, int tcpp)
      if (flags & PASSIVE) {
 	  int tmp;
 	  int len;
+	  size_t rem;
 
 	  tmp = get_xsockets (&nsockets, &sockets, tcpp);
 	  if (tmp < 0) {
@@ -385,15 +387,37 @@ doit(int sock, int tcpp)
 	  }
 
 	  p = msg;
+	  rem = sizeof(msg);
 	  *p++ = ACK;
+	  --rem;
+
 	  len = strlen (display);
-	  p += krb_put_int (len, p, 4);
-	  strncpy (p, display, len);
+	  tmp = krb_put_int (len, p, rem, 4);
+	  if (tmp < 0 || rem < len + 4) {
+	      syslog (LOG_ERR, "doit: buffer too small");
+	      cleanup(nsockets, sockets);
+	      return 1;
+	  }
+	  p += tmp;
+	  rem -= tmp;
+
+	  memcpy (p, display, len);
 	  p += len;
+	  rem -= len;
+
 	  len = strlen (xauthfile);
-	  p += krb_put_int (len, p, 4);
-	  strncpy (p, xauthfile, len);
+	  tmp = krb_put_int (len, p, rem, 4);
+	  if (tmp < 0 || rem < len + 4) {
+	      syslog (LOG_ERR, "doit: buffer too small");
+	      cleanup(nsockets, sockets);
+	      return 1;
+	  }
+	  p += tmp;
+	  rem -= tmp;
+
+	  memcpy (p, xauthfile, len);
 	  p += len;
+	  rem -= len;
 	  
 	  if(write_encrypted (sock, msg, p - msg, schedule, &key,
 			      &me, &him) < 0) {

appl/kx/rxterm.in

@@ -34,4 +34,4 @@ pid=$1
 disp=${2}${screen}
 auth=$3
 kill -USR1 $pid
-rsh -n $rsh_args $host "env DISPLAY=$disp XAUTHORITY=$auth $term -T $title -n $title $xterm_args &"
+rsh -n $rsh_args $host "/bin/sh -c 'DISPLAY=$disp XAUTHORITY=$auth $term -T $title -n $title $xterm_args </dev/null >/dev/null 2>/dev/null &'"

appl/otp/otp.c

@@ -92,8 +92,7 @@ renew (int argc, char **argv, OtpAlgorithm *alg, char *user)
   newctx.alg = alg;
   newctx.user = user;
   newctx.n = atoi (argv[0]);
-  strncpy (newctx.seed, argv[1], sizeof(newctx.seed));
-  newctx.seed[sizeof(newctx.seed) - 1] = '\0';
+  strcpy_truncate (newctx.seed, argv[1], sizeof(newctx.seed));
   strlwr(newctx.seed);
   snprintf (prompt, sizeof(prompt),
 	    "[ otp-%s %u %s ]",
@@ -161,8 +160,7 @@ set (int argc, char **argv, OtpAlgorithm *alg, char *user)
     err (1, "out of memory");
 
   ctx.n = atoi (argv[0]);
-  strncpy (ctx.seed, argv[1], sizeof(ctx.seed));
-  ctx.seed[sizeof(ctx.seed) - 1] = '\0';
+  strcpy_truncate (ctx.seed, argv[1], sizeof(ctx.seed));
   strlwr(ctx.seed);
   do {
     if (des_read_pw_string (pw, sizeof(pw), "Pass-phrase: ", 1))

appl/popper/ChangeLog

@@ -35,6 +35,11 @@ Sat Apr  4 15:13:56 1998  Assar Westerlund  <assar@sics.se>
 
 	* popper.h: include <io.h>
 
+Sat Feb  7 10:07:39 1998  Assar Westerlund  <assar@sics.se>
+
+	* pop_pass.c(krb4_verify_password: Don't use REALM_SZ + 1, just
+ 	REALM_SZ
+
 Mon Dec 29 16:37:26 1997  Assar Westerlund  <assar@sics.se>
 
 	* pop_updt.c (pop_updt): lseek before ftruncating the file.  From

appl/popper/pop_debug.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -55,7 +55,8 @@ loop(int s)
 	    err(1, "select");
 	if(FD_ISSET(0, &fds)){
 	    fgets(cmd, sizeof(cmd), stdin);
-	    strcpy(cmd + strlen(cmd) - 1, "\r\n");
+	    cmd[strlen(cmd) - 1] = '\0';
+	    strcat_truncate (cmd, "\r\n", sizeof(cmd));
 	    write(s, cmd, strlen(cmd));
 	}
 	if(FD_ISSET(s, &fds)){

appl/popper/pop_dropcopy.c

@@ -73,7 +73,7 @@ pop_dropcopy(POP *p, struct passwd *pwp)
      * running as root.
      */
 
-    strcpy(template, POP_TMPDROP);
+    strcpy_truncate(template, POP_TMPDROP, sizeof(template));
     if ((tf_fd = mkstemp(template)) < 0 ||
 	(tf = fdopen(tf_fd, "w+")) == NULL) {
         pop_log(p,POP_PRIORITY,

appl/popper/pop_get_command.c

@@ -46,7 +46,7 @@ pop_get_command(POP *p, char *mp)
 
     /*  Save a copy of the original client line */
 #ifdef DEBUG
-    if(p->debug) strcpy (buf,mp);
+    if(p->debug) strcpy_truncate (buf, mp, sizeof(buf));
 #endif /* DEBUG */
 
     /*  Parse the message into the parameter array */

appl/popper/pop_init.c

@@ -307,8 +307,7 @@ pop_init(POP *p,int argcount,char **argmessage)
 
     /*  Save the dotted decimal form of the client's IP address 
         in the POP parameter block */
-    strncpy (p->ipaddr, inet_ntoa(cs.sin_addr), sizeof(p->ipaddr));
-    p->ipaddr[sizeof(p->ipaddr) - 1] = '\0';
+    strcpy_truncate (p->ipaddr, inet_ntoa(cs.sin_addr), sizeof(p->ipaddr));
 
     /*  Save the client's port */
     p->ipport = ntohs(cs.sin_port);
@@ -320,7 +319,7 @@ pop_init(POP *p,int argcount,char **argmessage)
     if (ch == NULL){
         pop_log(p,POP_PRIORITY,
             "Unable to get canonical name of client, err = %d",errno);
-	strcpy (p->client, p->ipaddr);
+	strcpy_truncate (p->client, p->ipaddr, sizeof(p->client));
     }
     /*  Save the cannonical name of the client host in 
         the POP parameter block */
@@ -335,13 +334,12 @@ pop_init(POP *p,int argcount,char **argmessage)
             pop_log(p,POP_PRIORITY,
                 "Client at \"%s\" resolves to an unknown host name \"%s\"",
                     p->ipaddr,ch->h_name);
-	    strcpy (p->client, p->ipaddr);
+	    strcpy_truncate (p->client, p->ipaddr, sizeof(p->client));
         }
         else {
             /*  Save the host name (the previous value was 
                 destroyed by gethostbyname) */
-	    strncpy (p->client, ch_again->h_name, sizeof(p->client));
-	    p->client[sizeof(p->client) - 1] = '\0';
+	    strcpy_truncate (p->client, ch_again->h_name, sizeof(p->client));
 
             /*  Look for the client's IP address in the list returned 
                 for its name */
@@ -354,7 +352,7 @@ pop_init(POP *p,int argcount,char **argmessage)
                 pop_log (p,POP_PRIORITY,
                     "Client address \"%s\" not listed for its host name \"%s\"",
                         p->ipaddr,ch->h_name);
-		strcpy (p->client, p->ipaddr);
+		strcpy_truncate (p->client, p->ipaddr, sizeof(p->client));
             }
         }
     }

appl/popper/pop_msg.c

@@ -46,7 +46,7 @@ pop_msg(POP *p, int stat, char *format, ...)
         pop_log(p,POP_PRIORITY,"%s",message);
 
     /*  Append the <CR><LF> */
-    strncat(message, "\r\n", sizeof(message) - strlen(message));
+    strcat_truncate(message, "\r\n", sizeof(message));
         
     /*  Send the message to the client */
     fputs(message, p->output);

appl/popper/pop_pass.c

@@ -12,7 +12,7 @@ static int
 krb4_verify_password (POP *p)
 {
     int status;
-    char lrealm[REALM_SZ + 1];
+    char lrealm[REALM_SZ];
     char tkt[MaxPathLen];
 
     status = krb_get_lrealm(lrealm,1);

appl/popper/pop_send.c

@@ -115,10 +115,10 @@ pop_send(POP *p)
 		    *return_path_end = '\0';
 		if (strlen(return_path_adr) != 0 && *return_path_adr != '\n') {
 		    static char tmpbuf[MAXMSGLINELEN + 20];
-		    strcpy(tmpbuf, "Return-Path: ");
-		    strcat(tmpbuf, return_path_adr);
-		    strcat(tmpbuf, "\n");
-		    if (strlen(tmpbuf) < MAXMSGLINELEN) {
+		    if (snprintf (tmpbuf,
+				  sizeof(tmpbuf),
+				  "Return-Path: %s\n",
+				  return_path_adr) < MAXMSGLINELEN) {
 			pop_sendline (p,tmpbuf);
 			if (hangup)
 			    return pop_msg (p, POP_FAILURE,

appl/popper/pop_user.c

@@ -16,7 +16,7 @@ pop_user (POP *p)
 {
     char ss[256];
 
-    strcpy(p->user, p->pop_parm[1]);
+    strcpy_truncate(p->user, p->pop_parm[1], sizeof(p->user));
 
 #ifdef OTP
     if (otp_challenge (&p->otp_ctx, p->user, ss, sizeof(ss)) == 0) {

appl/telnet/ChangeLog

@@ -20,6 +20,36 @@ Thu Mar 12 02:33:48 1998  Assar Westerlund  <assar@sics.se>
 	* telnet/telnet_locl.h: include <term.h>. From Gregory S. Stark
  	<gsstark@mit.edu>
 
+Sat Feb 21 15:12:38 1998  Assar Westerlund  <assar@sics.se>
+
+	* telnetd/ext.h: add prototype for login_tty
+
+	* telnet/utilities.c (printsub): `direction' is now an int.
+
+	* libtelnet/misc-proto.h: add prototype for `printsub'
+
+Tue Feb 17 02:45:01 1998  Assar Westerlund  <assar@sics.se>
+
+	* libtelnet/kerberos.c (kerberos4_is): cred.pname should be
+ 	cred.pinst.  From <art@stacken.kth.se>
+
+Sun Feb 15 02:46:39 1998  Assar Westerlund  <assar@sics.se>
+
+	* telnet/*/*.c: renamed `telnet' to `my_telnet' to avoid
+ 	conflicts with system header files on mklinux.
+
+Tue Feb 10 02:09:03 1998  Assar Westerlund  <assar@sics.se>
+
+	* telnetd/telnetd.c: new signature for `getterminaltype' and
+ 	`auth_wait'
+
+	* libtelnet: changed the signature of the authentication method
+ 	`status'
+
+Sat Feb  7 07:21:29 1998  Assar Westerlund  <assar@sics.se>
+
+	* */*.c: replace HAS_GETTOS by HAVE_PARSETOS and HAVE_GETTOSBYNAME
+
 Fri Dec 26 16:17:10 1997  Assar Westerlund  <assar@sics.se>
 
 	* telnet/commands.c (tn): repair support for numeric addresses

appl/telnet/libtelnet/auth-proto.h

@@ -58,7 +58,7 @@
 #ifdef AUTHENTICATION
 Authenticator *findauthenticator (int, int);
 
-int auth_wait (char *);
+int auth_wait (char *, size_t);
 void auth_disable_name (char *);
 void auth_finished (Authenticator *, int);
 void auth_gen_printsub (unsigned char *, int, unsigned char *, int);
@@ -105,7 +105,7 @@ int kerberos4_send_mutual (Authenticator *);
 int kerberos4_send_oneway (Authenticator *);
 void kerberos4_is (Authenticator *, unsigned char *, int);
 void kerberos4_reply (Authenticator *, unsigned char *, int);
-int kerberos4_status (Authenticator *, char *, int);
+int kerberos4_status (Authenticator *, char *, size_t, int);
 void kerberos4_printsub (unsigned char *, int, unsigned char *, int);
 int kerberos4_forward(Authenticator *ap, void *);
 #endif
@@ -116,7 +116,7 @@ int kerberos5_send_mutual (Authenticator *);
 int kerberos5_send_oneway (Authenticator *);
 void kerberos5_is (Authenticator *, unsigned char *, int);
 void kerberos5_reply (Authenticator *, unsigned char *, int);
-int kerberos5_status (Authenticator *, char *, int);
+int kerberos5_status (Authenticator *, char *, size_t, int);
 void kerberos5_printsub (unsigned char *, int, unsigned char *, int);
 #endif
 #endif

appl/telnet/libtelnet/auth.c

@@ -584,7 +584,7 @@ auth_intr(int sig)
 }
 
 int
-auth_wait(char *name)
+auth_wait(char *name, size_t name_sz)
 {
     if (auth_debug_mode)
 	printf(">>>%s: in auth_wait.\r\n", Name);
@@ -611,7 +611,8 @@ auth_wait(char *name)
 
     if (authenticated->status)
 	validuser = (*authenticated->status)(authenticated,
-					     name, validuser);
+					     name, name_sz,
+					     validuser);
     return(validuser);
 }
 

appl/telnet/libtelnet/auth.h

@@ -71,7 +71,7 @@ typedef struct XauthP {
 	int	(*send) (struct XauthP *);
 	void	(*is) (struct XauthP *, unsigned char *, int);
 	void	(*reply) (struct XauthP *, unsigned char *, int);
-	int	(*status) (struct XauthP *, char *, int);
+	int	(*status) (struct XauthP *, char *, size_t, int);
 	void	(*printsub) (unsigned char *, int, unsigned char *, int);
 } Authenticator;
 

appl/telnet/libtelnet/kerberos.c

@@ -180,10 +180,9 @@ kerberos4_send(char *name, Authenticator *ap)
 
     memset(instance, 0, sizeof(instance));
 
-    if ((realm = krb_get_phost(RemoteHostName)))
-	strncpy(instance, realm, sizeof(instance));
-
-    instance[sizeof(instance)-1] = '\0';
+    strcpy_truncate (instance,
+		     krb_get_phost(RemoteHostName),
+		     INST_SZ);
 
     realm = dest_realm ? dest_realm : krb_realmofhost(RemoteHostName);
 
@@ -410,7 +409,7 @@ kerberos4_is(Authenticator *ap, unsigned char *data, int cnt)
 		   cred.issue_date < 0 || 
 		   cred.issue_date > time(0) + CLOCK_SKEW ||
 		   strncmp(cred.pname, adat.pname, sizeof(cred.pname)) ||
-		   strncmp(cred.pinst, adat.pinst, sizeof(cred.pname))){
+		   strncmp(cred.pinst, adat.pinst, sizeof(cred.pinst))){
 		    Data(ap, KRB_FORWARD_REJECT, "Bad credentials", -1);
 		}else{
 		    if((ret = tf_setup(&cred,
@@ -508,13 +507,13 @@ kerberos4_reply(Authenticator *ap, unsigned char *data, int cnt)
 }
 
 int
-kerberos4_status(Authenticator *ap, char *name, int level)
+kerberos4_status(Authenticator *ap, char *name, size_t name_sz, int level)
 {
     if (level < AUTH_USER)
 	return(level);
 
     if (UserNameRequested && !kuserok(&adat, UserNameRequested)) {
-	strcpy(name, UserNameRequested);
+	strcpy_truncate(name, UserNameRequested, name_sz);
 	return(AUTH_VALID);
     } else
 	return(AUTH_USER);
@@ -526,7 +525,6 @@ kerberos4_status(Authenticator *ap, char *name, int level)
 void
 kerberos4_printsub(unsigned char *data, int cnt, unsigned char *buf, int buflen)
 {
-    char lbuf[32];
     int i;
 
     buf[buflen-1] = '\0';		/* make sure its NULL terminated */
@@ -534,11 +532,11 @@ kerberos4_printsub(unsigned char *data, int cnt, unsigned char *buf, int buflen)
 
     switch(data[3]) {
     case KRB_REJECT:		/* Rejected (reason might follow) */
-	strncpy((char *)buf, " REJECT ", buflen);
+	strcpy_truncate((char *)buf, " REJECT ", buflen);
 	goto common;
 
     case KRB_ACCEPT:		/* Accepted (name might follow) */
-	strncpy((char *)buf, " ACCEPT ", buflen);
+	strcpy_truncate((char *)buf, " ACCEPT ", buflen);
     common:
 	BUMP(buf, buflen);
 	if (cnt <= 4)
@@ -551,25 +549,23 @@ kerberos4_printsub(unsigned char *data, int cnt, unsigned char *buf, int buflen)
 	break;
 
     case KRB_AUTH:			/* Authentication data follows */
-	strncpy((char *)buf, " AUTH", buflen);
+	strcpy_truncate((char *)buf, " AUTH", buflen);
 	goto common2;
 
     case KRB_CHALLENGE:
-	strncpy((char *)buf, " CHALLENGE", buflen);
+	strcpy_truncate((char *)buf, " CHALLENGE", buflen);
 	goto common2;
 
     case KRB_RESPONSE:
-	strncpy((char *)buf, " RESPONSE", buflen);
+	strcpy_truncate((char *)buf, " RESPONSE", buflen);
 	goto common2;
 
     default:
-	snprintf(lbuf, sizeof(lbuf), " %d (unknown)", data[3]);
-	strncpy((char *)buf, lbuf, buflen);
+	snprintf(buf, buflen, " %d (unknown)", data[3]);
     common2:
 	BUMP(buf, buflen);
 	for (i = 4; i < cnt; i++) {
-	    snprintf(lbuf, sizeof(lbuf), " %d", data[i]);
-	    strncpy((char *)buf, lbuf, buflen);
+	    snprintf(buf, buflen, " %d", data[i]);
 	    BUMP(buf, buflen);
 	}
 	break;
@@ -624,13 +620,13 @@ pack_cred(CREDENTIALS *cred, unsigned char *buf)
     p += REALM_SZ;
     memcpy(p, cred->session, 8);
     p += 8;
-    p += krb_put_int(cred->lifetime, p, 4);
-    p += krb_put_int(cred->kvno, p, 4);
-    p += krb_put_int(cred->ticket_st.length, p, 4);
+    p += krb_put_int(cred->lifetime, p, 4, 4);
+    p += krb_put_int(cred->kvno, p, 4, 4);
+    p += krb_put_int(cred->ticket_st.length, p, 4, 4);
     memcpy(p, cred->ticket_st.dat, cred->ticket_st.length);
     p += cred->ticket_st.length;
-    p += krb_put_int(0, p, 4);
-    p += krb_put_int(cred->issue_date, p, 4);
+    p += krb_put_int(0, p, 4, 4);
+    p += krb_put_int(cred->issue_date, p, 4, 4);
     memcpy (p, cred->pname, ANAME_SZ);
     p += ANAME_SZ;
     memcpy (p, cred->pinst, INST_SZ);

appl/telnet/libtelnet/kerberos5.c

@@ -608,7 +608,7 @@ kerberos5_reply(Authenticator *ap, unsigned char *data, int cnt)
 }
 
 int
-kerberos5_status(Authenticator *ap, char *name, int level)
+kerberos5_status(Authenticator *ap, char *name, size_t name_sz, int level)
 {
     if (level < AUTH_USER)
 	return(level);
@@ -618,7 +618,7 @@ kerberos5_status(Authenticator *ap, char *name, int level)
 		     ticket->client,
 		     UserNameRequested))
 	{
-	    strcpy(name, UserNameRequested);
+	    strcpy_truncate(name, UserNameRequested, name_sz);
 	    return(AUTH_VALID);
 	} else
 	    return(AUTH_USER);
@@ -630,7 +630,6 @@ kerberos5_status(Authenticator *ap, char *name, int level)
 void
 kerberos5_printsub(unsigned char *data, int cnt, unsigned char *buf, int buflen)
 {
-    char lbuf[32];
     int i;
 
     buf[buflen-1] = '\0';		/* make sure its NULL terminated */
@@ -638,11 +637,11 @@ kerberos5_printsub(unsigned char *data, int cnt, unsigned char *buf, int buflen)
 
     switch(data[3]) {
     case KRB_REJECT:		/* Rejected (reason might follow) */
-	strncpy((char *)buf, " REJECT ", buflen);
+	strcpy_truncate((char *)buf, " REJECT ", buflen);
 	goto common;
 
     case KRB_ACCEPT:		/* Accepted (name might follow) */
-	strncpy((char *)buf, " ACCEPT ", buflen);
+	strcpy_truncate((char *)buf, " ACCEPT ", buflen);
     common:
 	BUMP(buf, buflen);
 	if (cnt <= 4)
@@ -656,36 +655,34 @@ kerberos5_printsub(unsigned char *data, int cnt, unsigned char *buf, int buflen)
 
 
     case KRB_AUTH:			/* Authentication data follows */
-	strncpy((char *)buf, " AUTH", buflen);
+	strcpy_truncate((char *)buf, " AUTH", buflen);
 	goto common2;
 
     case KRB_RESPONSE:
-	strncpy((char *)buf, " RESPONSE", buflen);
+	strcpy_truncate((char *)buf, " RESPONSE", buflen);
 	goto common2;
 
 #ifdef	FORWARD
     case KRB_FORWARD:		/* Forwarded credentials follow */
-	strncpy((char *)buf, " FORWARD", buflen);
+	strcpy_truncate((char *)buf, " FORWARD", buflen);
 	goto common2;
 
     case KRB_FORWARD_ACCEPT:	/* Forwarded credentials accepted */
-	strncpy((char *)buf, " FORWARD_ACCEPT", buflen);
+	strcpy_truncate((char *)buf, " FORWARD_ACCEPT", buflen);
 	goto common2;
 
     case KRB_FORWARD_REJECT:	/* Forwarded credentials rejected */
 	/* (reason might follow) */
-	strncpy((char *)buf, " FORWARD_REJECT", buflen);
+	strcpy_truncate((char *)buf, " FORWARD_REJECT", buflen);
 	goto common2;
 #endif	/* FORWARD */
 
     default:
-	snprintf(lbuf, sizeof(lbuf), " %d (unknown)", data[3]);
-	strncpy((char *)buf, lbuf, buflen);
+	snprintf(buf, buflen, " %d (unknown)", data[3]);
     common2:
 	BUMP(buf, buflen);
 	for (i = 4; i < cnt; i++) {
-	    snprintf(lbuf, sizeof(lbuf), " %d", data[i]);
-	    strncpy((char *)buf, lbuf, buflen);
+	    snprintf(buf, buflen, " %d", data[i]);
 	    BUMP(buf, buflen);
 	}
 	break;

appl/telnet/libtelnet/krb4encpwd.c

@@ -308,7 +308,7 @@ krb4encpwd_reply(ap, data, cnt)
 		des_read_pw_string(user_passwd, sizeof(user_passwd)-1, "Password: ", 0);
 		UserPassword = user_passwd;
 		Challenge = challenge;
-		strcpy(instance, RemoteHostName);
+		strcpy_truncate(instance, RemoteHostName, sizeof(instance));
 		if ((cp = strchr(instance, '.')) != 0)  *cp = '\0';
 
 		if (r = krb_mk_encpwd_req(&krb_token, KRB_SERVICE_NAME, instance, realm, Challenge, UserNameRequested, user_passwd)) {
@@ -327,9 +327,10 @@ krb4encpwd_reply(ap, data, cnt)
 }
 
 	int
-krb4encpwd_status(ap, name, level)
+krb4encpwd_status(ap, name, name_sz, level)
 	Authenticator *ap;
 	char *name;
+	size_t name_sz;
 	int level;
 {
 
@@ -337,7 +338,7 @@ krb4encpwd_status(ap, name, level)
 		return(level);
 
 	if (UserNameRequested && passwdok(UserNameRequested, UserPassword)) {
-		strcpy(name, UserNameRequested);
+		strcpy_truncate(name, UserNameRequested, name_sz);
 		return(AUTH_VALID);
 	} else {
 		return(AUTH_USER);
@@ -352,7 +353,6 @@ krb4encpwd_printsub(data, cnt, buf, buflen)
 	unsigned char *data, *buf;
 	int cnt, buflen;
 {
-	char lbuf[32];
 	int i;
 
 	buf[buflen-1] = '\0';		/* make sure its NULL terminated */
@@ -360,11 +360,11 @@ krb4encpwd_printsub(data, cnt, buf, buflen)
 
 	switch(data[3]) {
 	case KRB4_ENCPWD_REJECT:	/* Rejected (reason might follow) */
-		strncpy((char *)buf, " REJECT ", buflen);
+		strcpy_truncate((char *)buf, " REJECT ", buflen);
 		goto common;
 
 	case KRB4_ENCPWD_ACCEPT:	/* Accepted (name might follow) */
-		strncpy((char *)buf, " ACCEPT ", buflen);
+		strcpy_truncate((char *)buf, " ACCEPT ", buflen);
 	common:
 		BUMP(buf, buflen);
 		if (cnt <= 4)
@@ -377,25 +377,23 @@ krb4encpwd_printsub(data, cnt, buf, buflen)
 		break;
 
 	case KRB4_ENCPWD_AUTH:		/* Authentication data follows */
-		strncpy((char *)buf, " AUTH", buflen);
+		strcpy_truncate((char *)buf, " AUTH", buflen);
 		goto common2;
 
 	case KRB4_ENCPWD_CHALLENGE:
-		strncpy((char *)buf, " CHALLENGE", buflen);
+		strcpy_truncate((char *)buf, " CHALLENGE", buflen);
 		goto common2;
 
 	case KRB4_ENCPWD_ACK:
-		strncpy((char *)buf, " ACK", buflen);
+		strcpy_truncate((char *)buf, " ACK", buflen);
 		goto common2;
 
 	default:
-		snprintf(lbuf, sizeof(lbuf), " %d (unknown)", data[3]);
-		strncpy((char *)buf, lbuf, buflen);
+		snprintf(buf, buflen, " %d (unknown)", data[3]);
 	common2:
 		BUMP(buf, buflen);
 		for (i = 4; i < cnt; i++) {
-			snprintf(lbuf, sizeof(lbuf), " %d", data[i]);
-			strncpy((char *)buf, lbuf, buflen);
+			snprintf(buf, buflen, " %d", data[i]);
 			BUMP(buf, buflen);
 		}
 		break;

appl/telnet/libtelnet/misc-proto.h

@@ -75,4 +75,5 @@ void net_encrypt (void);
 int telnet_spin (void);
 char *telnet_getenv (char *);
 char *telnet_gets (char *, char *, int, int);
+void printsub(int direction, unsigned char *pointer, int length);
 #endif

appl/telnet/libtelnet/misc.c

@@ -35,14 +35,15 @@
 
 RCSID("$Id$");
 
-#include "misc.h"
-#include "auth.h"
-#include "encrypt.h"
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #ifdef SOCKS
 #include <socks.h>
 #endif
+#include "misc.h"
+#include "auth.h"
+#include "encrypt.h"
 
 #include <roken.h>
 

appl/telnet/libtelnet/rsaencpwd.c

@@ -159,9 +159,8 @@ rsaencpwd_init(ap, server)
 		memset(key_file, 0, sizeof(key_file));
 		gethostname(lhostname, sizeof(lhostname));
 		if ((cp = strchr(lhostname, '.')) != 0)  *cp = '\0';
-		strcpy(key_file, "/etc/.");
-		strcat(key_file, lhostname);
-		strcat(key_file, "_privkey");
+		snprintf(key_file, sizeof(key_file),
+			 "/etc/.%s_privkey", lhostname);
 		if ((fp=fopen(key_file, "r"))==NULL) return(0);
 		fclose(fp);
 	} else {
@@ -261,7 +260,7 @@ rsaencpwd_is(ap, data, cnt)
 		    snprintf(challenge, sizeof(challenge), "%x", now);
 		    challenge_len = strlen(challenge);
 		  } else {
-		    strcpy(challenge, "randchal");
+		    strcpy_truncate(challenge, "randchal", sizeof(challenge));
 		    challenge_len = 8;
 		  }
 
@@ -382,9 +381,10 @@ rsaencpwd_reply(ap, data, cnt)
 }
 
 	int
-rsaencpwd_status(ap, name, level)
+rsaencpwd_status(ap, name, name_sz, level)
 	Authenticator *ap;
 	char *name;
+	size_t name_sz;
 	int level;
 {
 
@@ -392,7 +392,7 @@ rsaencpwd_status(ap, name, level)
 		return(level);
 
 	if (UserNameRequested && rsaencpwd_passwdok(UserNameRequested, UserPassword)) {
-		strcpy(name, UserNameRequested);
+		strcpy_truncate(name, UserNameRequested, name_sz);
 		return(AUTH_VALID);
 	} else {
 		return(AUTH_USER);
@@ -407,7 +407,6 @@ rsaencpwd_printsub(data, cnt, buf, buflen)
 	unsigned char *data, *buf;
 	int cnt, buflen;
 {
-	char lbuf[32];
 	int i;
 
 	buf[buflen-1] = '\0';		/* make sure its NULL terminated */
@@ -415,11 +414,11 @@ rsaencpwd_printsub(data, cnt, buf, buflen)
 
 	switch(data[3]) {
 	case RSA_ENCPWD_REJECT:	/* Rejected (reason might follow) */
-		strncpy((char *)buf, " REJECT ", buflen);
+		strcpy_truncate((char *)buf, " REJECT ", buflen);
 		goto common;
 
 	case RSA_ENCPWD_ACCEPT:	/* Accepted (name might follow) */
-		strncpy((char *)buf, " ACCEPT ", buflen);
+		strcpy_truncate((char *)buf, " ACCEPT ", buflen);
 	common:
 		BUMP(buf, buflen);
 		if (cnt <= 4)
@@ -432,21 +431,19 @@ rsaencpwd_printsub(data, cnt, buf, buflen)
 		break;
 
 	case RSA_ENCPWD_AUTH:		/* Authentication data follows */
-		strncpy((char *)buf, " AUTH", buflen);
+		strcpy_truncate((char *)buf, " AUTH", buflen);
 		goto common2;
 
 	case RSA_ENCPWD_CHALLENGEKEY:
-		strncpy((char *)buf, " CHALLENGEKEY", buflen);
+		strcpy_truncate((char *)buf, " CHALLENGEKEY", buflen);
 		goto common2;
 
 	default:
-		snprintf(lbuf, sizeof(lbuf), " %d (unknown)", data[3]);
-		strncpy((char *)buf, lbuf, buflen);
+		snprintf(buf, buflen, " %d (unknown)", data[3]);
 	common2:
 		BUMP(buf, buflen);
 		for (i = 4; i < cnt; i++) {
-			snprintf(lbuf, sizeof(lbuf), " %d", data[i]);
-			strncpy((char *)buf, lbuf, buflen);
+			snprintf(buf, buflen, " %d", data[i]);
 			BUMP(buf, buflen);
 		}
 		break;

appl/telnet/libtelnet/spx.c

@@ -173,8 +173,8 @@ spx_init(ap, server)
 	if (server) {
 		str_data[3] = TELQUAL_REPLY;
 		gethostname(lhostname, sizeof(lhostname));
-		strcpy(targ_printable, "SERVICE:rcmd@");
-		strcat(targ_printable, lhostname);
+		snprintf (targ_printable, sizeof(targ_printable),
+			  "SERVICE:rcmd@%s", lhostname);
 		input_name_buffer.length = strlen(targ_printable);
 		input_name_buffer.value = targ_printable;
 		major_status = gss_import_name(&status,
@@ -216,8 +216,8 @@ spx_send(ap)
 	char *address;
 
 	printf("[ Trying SPX ... ]\r\n");
-	strcpy(targ_printable, "SERVICE:rcmd@");
-	strcat(targ_printable, RemoteHostName);
+	snprintf (targ_printable, sizeof(targ_printable),
+		  "SERVICE:rcmd@%s", RemoteHostName);
 
 	input_name_buffer.length = strlen(targ_printable);
 	input_name_buffer.value = targ_printable;
@@ -324,8 +324,8 @@ spx_is(ap, data, cnt)
 
 		gethostname(lhostname, sizeof(lhostname));
 
-		strcpy(targ_printable, "SERVICE:rcmd@");
-		strcat(targ_printable, lhostname);
+		snprintf(targ_printable, sizeof(targ_printable),
+			 "SERVICE:rcmd@%s", lhostname);
 
 		input_name_buffer.length = strlen(targ_printable);
 		input_name_buffer.value = targ_printable;
@@ -472,9 +472,10 @@ spx_reply(ap, data, cnt)
 }
 
 	int
-spx_status(ap, name, level)
+spx_status(ap, name, name_sz, level)
 	Authenticator *ap;
 	char *name;
+	size_t name_sz;
 	int level;
 {
 
@@ -495,8 +496,9 @@ spx_status(ap, name, level)
 	  return(AUTH_USER);   /*  not authenticated  */
 	}
 
-	strcpy(acl_file, pwd->pw_dir);
-	strcat(acl_file, "/.sphinx");
+	snprintf (acl_file, sizeof(acl_file),
+		  "%s/.sphinx", pwd->pw_dir);
+
 	acl_file_buffer.value = acl_file;
 	acl_file_buffer.length = strlen(acl_file);
 
@@ -512,7 +514,7 @@ spx_status(ap, name, level)
 					&acl_file_buffer);
 
 	if (major_status == GSS_S_COMPLETE) {
-	  strcpy(name, UserNameRequested);
+	  strcpy_truncate(name, UserNameRequested, name_sz);
 	  return(AUTH_VALID);
 	} else {
 	   return(AUTH_USER);
@@ -528,7 +530,6 @@ spx_printsub(data, cnt, buf, buflen)
 	unsigned char *data, *buf;
 	int cnt, buflen;
 {
-	char lbuf[32];
 	int i;
 
 	buf[buflen-1] = '\0';		/* make sure its NULL terminated */
@@ -536,11 +537,11 @@ spx_printsub(data, cnt, buf, buflen)
 
 	switch(data[3]) {
 	case SPX_REJECT:		/* Rejected (reason might follow) */
-		strncpy((char *)buf, " REJECT ", buflen);
+		strcpy_truncate((char *)buf, " REJECT ", buflen);
 		goto common;
 
 	case SPX_ACCEPT:		/* Accepted (name might follow) */
-		strncpy((char *)buf, " ACCEPT ", buflen);
+		strcpy_truncate((char *)buf, " ACCEPT ", buflen);
 	common:
 		BUMP(buf, buflen);
 		if (cnt <= 4)
@@ -553,17 +554,15 @@ spx_printsub(data, cnt, buf, buflen)
 		break;
 
 	case SPX_AUTH:			/* Authentication data follows */
-		strncpy((char *)buf, " AUTH", buflen);
+		strcpy_truncate((char *)buf, " AUTH", buflen);
 		goto common2;
 
 	default:
-		snprintf(lbuf, sizeof(lbuf), " %d (unknown)", data[3]);
-		strncpy((char *)buf, lbuf, buflen);
+		snprintf(buf, buflen, " %d (unknown)", data[3]);
 	common2:
 		BUMP(buf, buflen);
 		for (i = 4; i < cnt; i++) {
-			snprintf(lbuf, sizeof(lbuf), " %d", data[i]);
-			strncpy((char *)buf, lbuf, buflen);
+			snprintf(buf, buflen, " %d", data[i]);
 			BUMP(buf, buflen);
 		}
 		break;

appl/telnet/telnet/authenc.c

@@ -84,7 +84,7 @@ telnet_gets(char *prompt, char *result, int length, int echo)
 		printf("%s", prompt);
 		res = fgets(result, length, stdin);
 	} else if ((res = getpass(prompt))) {
-		strncpy(result, res, length);
+		strcpy_truncate(result, res, length);
 		res = result;
 	}
 	TerminalNewMode(om);

appl/telnet/telnet/commands.c

@@ -66,7 +66,8 @@ makeargv()
     margc = 0;
     cp = line;
     if (*cp == '!') {		/* Special case shell escape */
-	strcpy(saveline, line);	/* save for shell command */
+	/* save for shell command */
+	strcpy_truncate(saveline, line, sizeof(saveline));
 	*argp++ = "!";		/* No room in string to get this */
 	margc++;
 	cp++;
@@ -1561,9 +1562,8 @@ env_init(void)
 		/* If this is not the full name, try to get it via DNS */
 		if (strchr(hbuf, '.') == 0) {
 			struct hostent *he = roken_gethostbyname(hbuf);
-			if (he != 0)
-				strncpy(hbuf, he->h_name, 256);
-			hbuf[256] = '\0';
+			if (he != NULL)
+				strcpy_truncate(hbuf, he->h_name, 256);
 		}
 
 		asprintf (&cp, "%s%s", hbuf, cp2);
@@ -1939,7 +1939,7 @@ status(int argc, char **argv)
  * Function that gets called when SIGINFO is received.
  */
 void
-ayt_status(void)
+ayt_status(int ignore)
 {
     call(status, "status", "notmuch", 0);
 }
@@ -1961,7 +1961,7 @@ cmdrc(char *m1, char *m2)
     if (skiprc)
 	return;
 
-    strcpy(m1save, m1);
+    strcpy_truncate(m1save, m1, sizeof(m1save));
     m1 = m1save;
 
     if (rcname[0] == 0) {
@@ -2033,8 +2033,8 @@ tn(int argc, char **argv)
     struct sockaddr_in6 sin6;
 #endif
     struct sockaddr_in sin;
-    struct sockaddr *sa;
-    int sa_size;
+    struct sockaddr *sa = NULL;
+    int sa_size = 0;
     struct servent *sp = 0;
     unsigned long temp;
     extern char *inet_ntoa();
@@ -2042,8 +2042,9 @@ tn(int argc, char **argv)
     char *srp = 0;
     int srlen;
 #endif
-    char *cmd, *hostp = 0, *portp = 0, *user = 0;
-    int family, port;
+    char *cmd, *hostp = 0, *portp = 0;
+    char *user = 0;
+    int family, port = 0;
 
     /* clear the socket address prior to use */
 
@@ -2053,7 +2054,7 @@ tn(int argc, char **argv)
 	return 0;
     }
     if (argc < 2) {
-	strcpy(line, "open ");
+	strcpy_truncate(line, "open ", sizeof(line));
 	printf("(to) ");
 	fgets(&line[strlen(line)], sizeof(line) - strlen(line), stdin);
 	makeargv();
@@ -2124,7 +2125,7 @@ tn(int argc, char **argv)
 	    sin6.sin6_family = family = AF_INET6;
 	    sa = (struct sockaddr *)&sin6;
 	    sa_size = sizeof(sin6);
-	    strcpy(_hostname, hostp);
+	    strcpy_truncate(_hostname, hostp, sizeof(_hostname));
 	    hostname =_hostname;
 	} else
 #endif
@@ -2132,7 +2133,7 @@ tn(int argc, char **argv)
 	    sin.sin_family = family = AF_INET;
 	    sa = (struct sockaddr *)&sin;
 	    sa_size = sizeof(sin);
-	    strcpy(_hostname, hostp);
+	    strcpy_truncate(_hostname, hostp, sizeof(_hostname));
 	    hostname = _hostname;
 	} else {
 #ifdef HAVE_GETHOSTBYNAME2
@@ -2143,7 +2144,7 @@ tn(int argc, char **argv)
 	    host = roken_gethostbyname(hostp);
 #endif
 	    if (host) {
-		strncpy(_hostname, host->h_name, sizeof(_hostname));
+		strcpy_truncate(_hostname, host->h_name, sizeof(_hostname));
 		family = host->h_addrtype;
 
 		switch(family) {
@@ -2253,7 +2254,7 @@ tn(int argc, char **argv)
 #endif
 #if	defined(IPPROTO_IP) && defined(IP_TOS)
 	{
-# if	defined(HAS_GETTOS)
+# if	defined(HAVE_GETTOSBYNAME)
 	    struct tosent *tp;
 	    if (tos < 0 && (tp = gettosbyname("telnet", "tcp")))
 		tos = tp->t_tos;
@@ -2316,7 +2317,7 @@ tn(int argc, char **argv)
 
 	user = getenv("USER");
 	if (user == NULL ||
-	    ((pw = k_getpwnam(user)) && pw->pw_uid != getuid())) {
+	    ((pw = k_getpwnam((char *)user)) && pw->pw_uid != getuid())) {
 		if ((pw = k_getpwuid(getuid())))
 			user = pw->pw_name;
 		else
@@ -2329,7 +2330,7 @@ tn(int argc, char **argv)
     }
     call(status, "status", "notmuch", 0);
     if (setjmp(peerdied) == 0)
-	telnet(user);
+	my_telnet((char *)user);
     NetClose(net);
     ExitString("Connection closed by foreign host.\r\n",1);
     /*NOTREACHED*/

appl/telnet/telnet/externs.h

@@ -167,7 +167,7 @@ extern int (*decrypt_input) (int);
 
 extern FILE
     *NetTrace;		/* Where debugging output goes */
-extern unsigned char
+extern char
     NetTraceFile[];	/* Name of file where debugging output goes */
 extern void
     SetNetTrace (char *);	/* Function to change where debugging goes */
@@ -222,7 +222,7 @@ int 	EncryptStatus (void);
 #endif
 
 #ifdef SIGINFO
-void ayt_status(void);
+void ayt_status(int);
 #endif
 int tn(int argc, char **argv);
 void command(int top, char *tbuf, int cnt);
@@ -281,13 +281,13 @@ void xmitEC(void);
 
 void     Dump (char, unsigned char *, int);
 void     printoption (char *, int, int);
-void     printsub (char, unsigned char *, int);
+void     printsub (int, unsigned char *, int);
 void     sendnaws (void);
 void     setconnmode (int);
 void     setcommandmode (void);
 void     setneturg (void);
 void     sys_telnet_init (void);
-void     telnet (char *);
+void     my_telnet (char *);
 void     tel_enter_binary (int);
 void     TerminalFlushOutput (void);
 void     TerminalNewMode (int);
@@ -351,7 +351,7 @@ void SetNetTrace(char *file);
 void Dump(char direction, unsigned char *buffer, int length);
 void printoption(char *direction, int cmd, int option);
 void optionstatus(void);
-void printsub(char direction, unsigned char *pointer, int length);
+void printsub(int direction, unsigned char *pointer, int length);
 void EmptyTerminal(void);
 void SetForExit(void);
 void Exit(int returnCode);

appl/telnet/telnet/main.c

@@ -168,7 +168,7 @@ main(int argc, char **argv)
 			break;
 		case 'S':
 		    {
-#ifdef	HAS_GETTOS
+#ifdef	HAVE_PARSETOS
 			extern int tos;
 
 			if ((tos = parsetos(optarg, "tcp")) < 0)
@@ -237,7 +237,7 @@ main(int argc, char **argv)
 			extern char *dest_realm, dst_realm_buf[];
 			extern int dst_realm_sz;
 			dest_realm = dst_realm_buf;
-			strncpy(dest_realm, optarg, dst_realm_sz);
+			strcpy_truncate(dest_realm, optarg, dst_realm_sz);
 		    }
 #else
 			fprintf(stderr,

appl/telnet/telnet/sys_bsd.c

@@ -713,7 +713,7 @@ ayt(int sig)
     if (connected)
 	sendayt();
     else
-	ayt_status();
+	ayt_status(sig);
 }
 #endif
 

appl/telnet/telnet/telnet.c

@@ -32,6 +32,9 @@
  */
 
 #include "telnet_locl.h"
+#ifdef HAVE_TERMCAP_H
+#include <termcap.h>
+#endif
 
 RCSID("$Id$");
 
@@ -107,7 +110,7 @@ unsigned char telopt_environ = TELOPT_NEW_ENVIRON;
 # define telopt_environ TELOPT_NEW_ENVIRON
 #endif
 
-jmp_buf	toplevel = { 0 };
+jmp_buf	toplevel;
 jmp_buf	peerdied;
 
 int	flushline;
@@ -1550,7 +1553,7 @@ telrcv(void)
 {
     int c;
     int scc;
-    unsigned char *sbp;
+    unsigned char *sbp = NULL;
     int count;
     int returnValue = 0;
 
@@ -1795,7 +1798,7 @@ telsnd()
     int tcc;
     int count;
     int returnValue = 0;
-    unsigned char *tbp;
+    unsigned char *tbp = NULL;
 
     tcc = 0;
     count = 0;
@@ -1991,7 +1994,7 @@ Scheduler(int block) /* should we block in the select ? */
  * Select from tty and network...
  */
 void
-telnet(char *user)
+my_telnet(char *user)
 {
     sys_telnet_init();
 

appl/telnet/telnet/utilities.c

@@ -72,7 +72,7 @@ SetSockOpt(int fd, int level, int option, int yesno)
  * The following are routines used to print out debugging information.
  */
 
-unsigned char NetTraceFile[256] = "(standard output)";
+char NetTraceFile[256] = "(standard output)";
 
 void
 SetNetTrace(char *file)
@@ -82,13 +82,13 @@ SetNetTrace(char *file)
     if (file  && (strcmp(file, "-") != 0)) {
 	NetTrace = fopen(file, "w");
 	if (NetTrace) {
-	    strcpy((char *)NetTraceFile, file);
+	    strcpy_truncate(NetTraceFile, file, sizeof(NetTraceFile));
 	    return;
 	}
 	fprintf(stderr, "Cannot open %s.\n", file);
     }
     NetTrace = stdout;
-    strcpy((char *)NetTraceFile, "(standard output)");
+    strcpy_truncate(NetTraceFile, "(standard output)", sizeof(NetTraceFile));
 }
 
 void
@@ -250,7 +250,7 @@ optionstatus(void)
 }
 
 void
-printsub(char direction, unsigned char *pointer, int length)
+printsub(int direction, unsigned char *pointer, int length)
 {
     int i;
     unsigned char buf[512];

appl/telnet/telnetd/ext.h

@@ -122,11 +122,11 @@ void start_login (char *host, int autologin, char *name);
 void cleanup (int sig);
 int main (int argc, char **argv);
 void usage (void);
-int getterminaltype (char *name);
+int getterminaltype (char *name, size_t);
 void _gettermname (void);
 int terminaltypeok (char *s);
 void doit (struct sockaddr_in *who);
-void telnet (int f, int p, char*, int, char*);
+void my_telnet (int f, int p, char*, int, char*);
 void interrupt (void);
 void sendbrk (void);
 void sendsusp (void);
@@ -150,7 +150,7 @@ void putf (char *cp, char *where);
 void printoption (char *fmt, int option);
 void printsub (int direction, unsigned char *pointer, int length);
 void printdata (char *tag, char *ptr, int cnt);
-
+int login_tty(int t);
 
 #ifdef ENCRYPTION
 extern void	(*encrypt_output) (unsigned char *, int);

appl/telnet/telnetd/sys_term.c

@@ -360,7 +360,7 @@ char *line = Xline;
 char myline[] = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
 #endif	/* CRAY */
 
-#ifndef HAVE_PTSNAME
+#if !defined(HAVE_PTSNAME) && defined(STREAMSPTY)
 static char *ptsname(int fd)
 {
 #ifdef HAVE_TTYNAME
@@ -388,7 +388,7 @@ int getpty(int *ptynum)
     p = _getpty(&master, O_RDWR, 0600, 1);
     if(p == NULL)
 	return -1;
-    strcpy(line, p);
+    strcpy_truncate(line, p, sizeof(Xline));
     return master;
 #else
 
@@ -420,7 +420,7 @@ int getpty(int *ptynum)
 #ifdef HAVE_UNLOCKPT
 	    unlockpt(p);
 #endif
-	    strcpy(line, ptsname(p));
+	    strcpy_truncate(line, ptsname(p), sizeof(Xline));
 	    really_stream = 1;
 	    return p;
 	}
@@ -1087,6 +1087,7 @@ clean_ttyname (char *tty)
  * Generate a name usable as an `ut_id', typically without `tty'.
  */
 
+#ifdef HAVE_UT_ID
 static char *
 make_id (char *tty)
 {
@@ -1098,6 +1099,7 @@ make_id (char *tty)
     res += 3;
   return res;
 }
+#endif
 
 /*
  * startslave(host)
@@ -1190,7 +1192,7 @@ init_env(void)
     char **envp;
 
     envp = envinit;
-    if (*envp = getenv("TZ"))
+    if ((*envp = getenv("TZ")))
 	*envp++ -= 3;
 #if defined(_CRAY) || defined(__hpux)
     else
@@ -1392,7 +1394,7 @@ rmut(void)
     utmpx.ut_type = LOGIN_PROCESS;
     utxp = getutxline(&utmpx);
     if (utxp) {
-	strcpy(utxp->ut_user, "");
+	utxp->ut_user[0] = '\0';
 	utxp->ut_type = DEAD_PROCESS;
 #ifdef HAVE_UT_EXIT
 #ifdef _STRUCT___EXIT_STATUS

appl/telnet/telnetd/telnetd.c

@@ -275,7 +275,7 @@ int main(int argc, char **argv)
 #endif	/* CRAY */
 
 	case 'S':
-#ifdef	HAS_GETTOS
+#ifdef	HAVE_PARSETOS
 	    if ((tos = parsetos(optarg, "tcp")) < 0)
 		fprintf(stderr, "%s%s%s\n",
 			"telnetd: Bad TOS argument '", optarg,
@@ -329,7 +329,7 @@ int main(int argc, char **argv)
     argv += optind;
 
     if (debug) {
-	int port;
+	int port = 0;
 	struct servent *sp;
 
 	if (argc > 1) {
@@ -423,7 +423,7 @@ int main(int argc, char **argv)
 
 #if	defined(IPPROTO_IP) && defined(IP_TOS) && defined(HAVE_SETSOCKOPT)
     {
-# ifdef HAS_GETTOS
+# ifdef HAVE_GETTOSBYNAME
 	struct tosent *tp;
 	if (tos < 0 && (tp = gettosbyname("telnet", "tcp")))
 	    tos = tp->t_tos;
@@ -440,6 +440,7 @@ int main(int argc, char **argv)
     net = 0;
     doit(&from);
     /* NOTREACHED */
+    return 0;
 }  /* end of main */
 
 void
@@ -463,7 +464,7 @@ usage()
     fprintf(stderr, " [-r[lowpty]-[highpty]]");
 #endif
     fprintf(stderr, "\n\t");
-#ifdef	HAS_GETTOS
+#ifdef	HAVE_GETTOSBYNAME
     fprintf(stderr, " [-S tos]");
 #endif
 #ifdef	AUTHENTICATION
@@ -485,7 +486,7 @@ static unsigned char ttytype_sbbuf[] = {
 };
 
 int
-getterminaltype(char *name)
+getterminaltype(char *name, size_t name_sz)
 {
     int retval = -1;
     void _gettermname();
@@ -499,7 +500,7 @@ getterminaltype(char *name)
     while (his_will_wont_is_changing(TELOPT_AUTHENTICATION))
 	ttloop();
     if (his_state_is_will(TELOPT_AUTHENTICATION)) {
-	retval = auth_wait(name);
+	retval = auth_wait(name, name_sz);
     }
 #endif
 
@@ -593,12 +594,12 @@ getterminaltype(char *name)
 	 * we have to just go with what we (might) have already gotten.
 	 */
 	if (his_state_is_will(TELOPT_TTYPE) && !terminaltypeok(terminaltype)) {
-	    strncpy(first, terminaltype, sizeof(first));
+	    strcpy_truncate(first, terminaltype, sizeof(first));
 	    for(;;) {
 		/*
 		 * Save the unknown name, and request the next name.
 		 */
-		strncpy(last, terminaltype, sizeof(last));
+		strcpy_truncate(last, terminaltype, sizeof(last));
 		_gettermname();
 		if (terminaltypeok(terminaltype))
 		    break;
@@ -661,7 +662,7 @@ char remote_host_name[MaxHostNameLen];
 void
 doit(struct sockaddr_in *who)
 {
-    char *host;
+    char *host = NULL;
     struct hostent *hp;
     int level;
     int ptynum;
@@ -707,8 +708,7 @@ Please contact your net administrator");
      * We must make a copy because Kerberos is probably going
      * to also do a gethost* and overwrite the static data...
      */
-    strncpy(remote_host_name, host, sizeof(remote_host_name)-1);
-    remote_host_name[sizeof(remote_host_name)-1] = 0;
+    strcpy_truncate(remote_host_name, host, sizeof(remote_host_name));
     host = remote_host_name;
 
     /* XXX - should be k_gethostname? */
@@ -732,9 +732,9 @@ Please contact your net administrator");
      * If hostname still doesn't fit utmp, use ipaddr.
      */
     if (strlen(remote_host_name) > abs(utmp_len))
-	strncpy(remote_host_name,
+	strcpy_truncate(remote_host_name,
 		inet_ntoa(who->sin_addr),
-		sizeof(remote_host_name)-1);
+		sizeof(remote_host_name));
 
 #ifdef AUTHENTICATION
     auth_encrypt_init(hostname, host, "TELNETD", 1);
@@ -745,7 +745,7 @@ Please contact your net administrator");
      * get terminal type.
      */
     *user_name = 0;
-    level = getterminaltype(user_name);
+    level = getterminaltype(user_name, sizeof(user_name));
     setenv("TERM", terminaltype ? terminaltype : "network", 1);
 
 #ifdef _SC_CRAY_SECURE_SYS
@@ -757,7 +757,8 @@ Please contact your net administrator");
     }
 #endif	/* _SC_CRAY_SECURE_SYS */
 
-    telnet(net, ourpty, host, level, user_name);  /* begin server processing */
+    /* begin server processing */
+    my_telnet(net, ourpty, host, level, user_name);
     /*NOTREACHED*/
 }  /* end of doit */
 
@@ -784,17 +785,11 @@ show_issue(void)
  * hand data to telnet receiver finite state machine.
  */
 void
-telnet(int f, int p, char *host, int level, char *autoname)
+my_telnet(int f, int p, char *host, int level, char *autoname)
 {
     int on = 1;
-#define	TABBUFSIZ	512
-    char	defent[TABBUFSIZ];
-    char	defstrs[TABBUFSIZ];
-#undef	TABBUFSIZ
     char *he;
-    char *HN;
     char *IM;
-    void netflush();
     int nfd;
     int startslave_called = 0;
     time_t timeout;

appl/telnet/telnetd/telnetd.h

@@ -175,6 +175,10 @@
 #endif
 #endif
 
+#ifdef HAVE_LIBUTIL_H
+#include <libutil.h>
+#endif
+
 #include <roken.h>
 
 /* Don't use the system login, use our version instead */

appl/telnet/telnetd/utility.c

@@ -391,8 +391,8 @@ void edithost(char *pat, char *host)
 	pat++;
     }
     if (*host)
-	strncpy(res, host,
-		sizeof editedhost - (res - editedhost) -1);
+	strcpy_truncate (res, host,
+			 sizeof editedhost - (res - editedhost));
     else
 	*res = '\0';
     editedhost[sizeof editedhost - 1] = '\0';
@@ -527,7 +527,7 @@ printsub(int direction, unsigned char *pointer, int length)
                  	         	/* where suboption data sits */
        			       		/* length of suboption data */
 {
-    int i;
+    int i = 0;
     unsigned char buf[512];
 
     if (!(diagnostic & TD_OPTIONS))

appl/xnlock/ChangeLog

@@ -10,6 +10,10 @@ Sat Mar 21 14:36:21 1998  Assar Westerlund  <assar@sics.se>
 
 	* xnlock.c (init_words): recognize both `-p' and `-prog'
 
+Sat Feb  7 10:08:07 1998  Assar Westerlund  <assar@sics.se>
+
+	* xnlock.c: Don't use REALM_SZ + 1, just REALM_SZ
+
 Sat Nov 29 04:58:19 1997  Johan Danielsson  <joda@emma.pdc.kth.se>
 
 	* xnlock.c: Make it build w/o krb4.

appl/xnlock/xnlock.c

@@ -47,7 +47,7 @@ static char userprompt[128];
 #ifdef KRB4
 static char name[ANAME_SZ];
 static char inst[INST_SZ];
-static char realm[REALM_SZ + 1];
+static char realm[REALM_SZ];
 #endif
 #ifdef KRB5
 static krb5_context context;
@@ -251,8 +251,8 @@ init_words (int argc, char **argv)
 		errx (1, "cannot allocate memory for message");
 	    appres.text[0] = 0;
 	    for(; i < j; i++){
-		strcat(appres.text, argv[i]);
-		strcat(appres.text, " ");
+		strcat_truncate(appres.text, argv[i], len);
+		strcat_truncate(appres.text, " ", len);
 	    }
 	}
     }
@@ -798,7 +798,8 @@ talk(int force_erase)
     XSetForeground(dpy, gc, White);
     talking = 1;
     walk(FRONT);
-    p = strcpy(buf, words);
+    strcpy_truncate (buf, words, sizeof(buf));
+    p = buf;
 
     /* possibly avoid a lot of work here
      * if no CR or only one, then just print the line
@@ -832,7 +833,7 @@ talk(int force_erase)
 	if ((w = XTextWidth(font, p, p2 - p)) > width)
 	    width = w;
 	total += p2 - p; /* total chars; count to determine reading time */
-	strcpy(args[height], p);
+	strcpy_truncate(args[height], p, sizeof(args[height]));
 	if (height == MAXLINES - 1) {
 	    puts("Message too long!");
 	    break;
@@ -927,15 +928,14 @@ main (int argc, char **argv)
       struct passwd *pw;
       if (!(pw = k_getpwuid(0)))
 	errx (1, "can't get root's passwd!");
-      strcpy(root_cpass, pw->pw_passwd);
+      strcpy_truncate(root_cpass, pw->pw_passwd, sizeof(root_cpass));
 
       if (!(pw = k_getpwuid(getuid())))
 	errx (1, "Can't get your password entry!");
-      strcpy(user_cpass, pw->pw_passwd);
+      strcpy_truncate(user_cpass, pw->pw_passwd, sizeof(user_cpass));
       setuid(getuid());
       /* Now we're no longer running setuid root. */
-      strncpy(login, pw->pw_name, sizeof(login));
-      login[sizeof(login) - 1] = '\0';
+      strcpy_truncate(login, pw->pw_name, sizeof(login));
     }
 
     srand(getpid());

lib/auth/afskauthlib/verify.c

@@ -58,7 +58,7 @@ afs_verify(char *name,
 	   int quiet)
 {
   int ret = 1;
-  char lrealm[REALM_SZ + 1];
+  char lrealm[REALM_SZ];
   char tkt_string[MaxPathLen];
   struct passwd *pwd;
 

lib/auth/pam/pam.c

@@ -150,10 +150,10 @@ auth_su(pam_handle_t *pamh, int flags, char *user, struct pam_conv *conv)
     
     pw = getpwuid(getuid());
     if(strcmp(user, "root") == 0){
-	strcpy(pr.name, pw->pw_name);
-	strcpy(pr.instance, "root");
+	strcpy_truncate(pr.name, pw->pw_name, sizeof(pr.name));
+	strcpy_truncate(pr.instance, "root", sizeof(pr.instance));
     }else{
-	strcpy(pr.name, user);
+	strcpy_truncate(pr.name, user, sizeof(pr.name));
 	pr.instance[0] = 0;
     }
     pmsg = &msg;

lib/auth/sia/sia.c

@@ -363,8 +363,12 @@ siad_ses_suauthent(sia_collect_func_t *collect,
 	return SIADFAIL;
     if(entity->name == NULL)
 	return SIADFAIL;
-    if(entity->name[0] == 0)
-	strcpy(entity->name, "root");
+    if(entity->name[0] == 0) {
+	free(entity->name);
+	entity->name = strdup("root");
+	if (entity->name == NULL)
+	    return SIADFAIL;
+    }
     return common_auth(collect, entity, siastat, pkgind);
 }
 

lib/com_err/com_err.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1997, 1998 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden). 
  * All rights reserved. 
  *
@@ -43,6 +43,7 @@ RCSID("$Id$");
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <roken.h>
 #include "com_err.h"
 
 struct et_list *_et_list;
@@ -53,8 +54,7 @@ error_message (long code)
     static char msg[128];
     const char *p = com_right(_et_list, code);
     if(p){
-	strncpy(msg, p, sizeof(msg));
-	msg[sizeof(msg)-1] = '\0';
+	strcpy_truncate(msg, p, sizeof(msg));
     } else{
 	snprintf(msg, sizeof(msg), "Unknown error %d", code);
     }
@@ -76,18 +76,18 @@ default_proc (const char *whoami, long code, const char *fmt, va_list args)
     const void *arg[3], **ap = arg;
     
     if(whoami) {
-	strcat(f, "%s: ");
+	strcat_truncate(f, "%s: ", sizeof(f));
 	*ap++ = whoami;
     }
     if(code) {
-	strcat(f, "%s ");
+	strcat_truncate(f, "%s ", sizeof(f));
 	*ap++ = error_message(code);
     }
     if(fmt) {
-	strcat(f, "%s");
+	strcat_truncate(f, "%s", sizeof(f));
 	*ap++ = fmt;
     }
-    strcat(f, "\r\n");
+    strcat_truncate(f, "\r\n", sizeof(f));
     asprintf(&x, f, arg[0], arg[1], arg[2]);
     vfprintf(stderr, x, args);
     free(x);

lib/des/fcrypt.c

@@ -203,9 +203,8 @@ crypt_md5(pw, salt)
 		    MD5Update(&ctx, pw+j, 1);
 
 	/* Now make the output string */
-	strcpy(passwd,magic);
-	strncat(passwd,sp,sl);
-	strcat(passwd,"$");
+	snprintf (passwd, sizeof(passwd),
+		  "%s%.*s$", magic, sl, sp);
 
 	MD5Final(final,&ctx);
 

lib/des/passwd_dlg.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -84,12 +84,12 @@ pwd_dialog(char *buf, int size)
     switch(DialogBox(hInst,MAKEINTRESOURCE(IDD_PASSWD_DIALOG),wnd,pwd_dialog_proc))
     {
     case IDOK:
-	strcpy(buf,passwd);
-	for(i=0; passwd[i] != '\0'; i++) passwd[i] = '\0';
+	strcpy_truncate(buf, passwd, size);
+	memset (passwd, 0, sizeof(passwd));
 	return 0;
     case IDCANCEL:
     default:
-	for(i=0; passwd[i] != '\0'; i++) passwd[i] = '\0';
+	memset (passwd, 0, sizeof(passwd));
 	return 1;
     }
 }

lib/editline/ChangeLog

@@ -10,3 +10,10 @@ Sun Apr 19 09:53:46 1998  Assar Westerlund  <assar@sics.se>
 
 	* Makefile.in: add symlink magic for linux
 
+Sat Feb  7 07:24:30 1998  Assar Westerlund  <assar@sics.se>
+
+	* editline.h: add prototypes
+
+Tue Feb  3 10:24:22 1998  Johan Danielsson  <joda@emma.pdc.kth.se>
+
+	* editline.c: If read returns EINTR, try again.

lib/editline/complete.c

@@ -169,9 +169,8 @@ rl_complete(pathname, unique)
 	if ((p = NEW(char, j + 1)) != NULL) {
 	    COPYFROMTO(p, av[0] + len, j);
 	    if ((new = NEW(char, strlen(dir) + strlen(av[0]) + 2)) != NULL) {
-		(void)strcpy(new, dir);
-		(void)strcat(new, "/");
-		(void)strcat(new, av[0]);
+		snprintf (new, sizeof(new),
+			  "%s/%s", dir, av[0]);
 		rl_add_slash(new, p);
 		DISPOSE(new);
 	    }

lib/editline/editline.c

@@ -23,6 +23,7 @@
 #include <config.h>
 #include "editline.h"
 #include <ctype.h>
+#include <errno.h>
 
 RCSID("$Id$");
 
@@ -177,10 +178,11 @@ TTYstring(unsigned char *p)
 	TTYshow(*p++);
 }
 
-static unsigned int
+static int
 TTYget()
 {
-    unsigned char	c;
+    char c;
+    int e;
 
     TTYflush();
     if (Pushed) {
@@ -189,7 +191,12 @@ TTYget()
     }
     if (*Input)
 	return *Input++;
-    return read(0, &c, (size_t)1) == 1 ? c : EOF;
+    do {
+	e = read(0, &c, 1);
+    } while(e < 0 && errno == EINTR);
+    if(e == 1)
+	return c;
+    return EOF;
 }
 
 #define TTYback()	(backspace ? TTYputs((unsigned char *)backspace) : TTYput('\b'))

lib/editline/editline.h

@@ -53,7 +53,7 @@ extern int	rl_erase;
 extern int	rl_intr;
 extern int	rl_kill;
 extern int	rl_quit;
-extern char	*rl_complete();
-extern int	rl_list_possib();
-extern void	rl_ttyset();
-extern void	rl_add_slash();
+extern char	*rl_complete(char *, int *);
+extern int	rl_list_possib(char *, char ***);
+extern void	rl_ttyset(int);
+extern void	rl_add_slash(char *, char *);

lib/kafs/ChangeLog

@@ -26,6 +26,14 @@ Thu Feb 12 11:20:15 1998  Johan Danielsson  <joda@emma.pdc.kth.se>
 
 	* Makefile.in: Install/uninstall one library at a time.
 
+Thu Feb 12 05:38:58 1998  Assar Westerlund  <assar@sics.se>
+
+	* Makefile.in (install): one library at a time.
+
+Mon Feb  9 23:40:32 1998  Assar Westerlund  <assar@sics.se>
+
+	* common.c (find_cells): ignore empty lines
+
 Tue Jan  6 04:25:58 1998  Assar Westerlund  <assar@sics.se>
 
 	* afssysdefs.h (AFS_SYSCALL): add FreeBSD

lib/kafs/afskrb.c

@@ -87,9 +87,10 @@ static char *
 get_realm(kafs_data *data, const char *host)
 {
     char *r = krb_realmofhost(host);
-    if(r)
+    if(r != NULL)
 	return strdup(r);
-    return NULL;
+    else
+	return NULL;
 }
 
 int
@@ -97,6 +98,7 @@ krb_afslog_uid(const char *cell, const char *realm, uid_t uid)
 {
     kafs_data kd;
     struct krb_kafs_data d;
+
     kd.afslog_uid = afslog_uid_int;
     kd.get_cred = get_cred;
     kd.get_realm = get_realm;

lib/kafs/afssys.c

@@ -63,7 +63,7 @@ aix_setup(void)
      * If we are root or running setuid don't trust AFSLIBPATH!
      */
     if (getuid() != 0 && !issuid() && (p = getenv("AFSLIBPATH")) != NULL)
-	snprintf(path, sizeof(path), "%s", p);
+	strcpy_truncate(path, p, sizeof(path));
     else
 	snprintf(path, sizeof(path), "%s/afslib.so", LIBDIR);
 	

lib/kafs/afssysdefs.h

@@ -79,7 +79,7 @@
 #define AFS_SYSCALL	31
 #endif
 
-#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__)
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
 #define AFS_SYSCALL 210
 #endif
 

lib/kafs/common.c

@@ -155,8 +155,9 @@ dns_find_cell(const char *cell, char *dbserver, size_t len)
 	struct resource_record *rr = r->head;
 	while(rr){
 	    if(rr->type == T_AFSDB && rr->u.afsdb->preference == 1){
-		strncpy(dbserver, rr->u.afsdb->domain, len);
-		dbserver[len - 1] = '\0';
+		strcpy_truncate(dbserver,
+				rr->u.afsdb->domain,
+				len);
 		ok = 0;
 		break;
 	    }
@@ -184,7 +185,10 @@ find_cells(char *file, char ***cells, int *index)
 	return;
     while (fgets(cell, sizeof(cell), f)) {
 	char *nl = strchr(cell, '\n');
-	if (nl) *nl = 0;
+	if (nl)
+	    *nl = '\0';
+	if (cell[0] == '\0')
+	    continue;
 	for(i = 0; i < ind; i++)
 	    if(strcmp((*cells)[i], cell) == 0)
 		break;

lib/kafs/dlfcn.c

@@ -115,14 +115,12 @@ void *dlopen(const char *path, int mode)
 		}
 	if ((mp = (ModulePtr)calloc(1, sizeof(*mp))) == NULL) {
 		errvalid++;
-		strcpy(errbuf, "calloc: ");
-		strcat(errbuf, strerror(errno));
+		snprintf (errbuf, "calloc: %s", strerror(errno));
 		return NULL;
 	}
 	if ((mp->name = strdup(path)) == NULL) {
 		errvalid++;
-		strcpy(errbuf, "strdup: ");
-		strcat(errbuf, strerror(errno));
+		snprintf (errbuf, "strdup: %s", strerror(errno));
 		free(mp);
 		return NULL;
 	}
@@ -134,9 +132,8 @@ void *dlopen(const char *path, int mode)
 		free(mp->name);
 		free(mp);
 		errvalid++;
-		strcpy(errbuf, "dlopen: ");
-		strcat(errbuf, path);
-		strcat(errbuf, ": ");
+		snprintf (errbuf, sizeof(errbuf),
+			  "dlopen: %s: ", path);
 		/*
 		 * If AIX says the file is not executable, the error
 		 * can be further described by querying the loader about
@@ -145,14 +142,18 @@ void *dlopen(const char *path, int mode)
 		if (errno == ENOEXEC) {
 			char *tmp[BUFSIZ/sizeof(char *)];
 			if (loadquery(L_GETMESSAGES, tmp, sizeof(tmp)) == -1)
-				strcpy(errbuf, strerror(errno));
+				strcpy_truncate(errbuf,
+						strerror(errno),
+						sizeof(errbuf));
 			else {
 				char **p;
 				for (p = tmp; *p; p++)
 					caterr(*p);
 			}
 		} else
-			strcat(errbuf, strerror(errno));
+			strcat_truncate(errbuf,
+					strerror(errno),
+					sizeof(errbuf));
 		return NULL;
 	}
 	mp->refCnt = 1;
@@ -161,8 +162,8 @@ void *dlopen(const char *path, int mode)
 	if (loadbind(0, mainModule, mp->entry) == -1) {
 		dlclose(mp);
 		errvalid++;
-		strcpy(errbuf, "loadbind: ");
-		strcat(errbuf, strerror(errno));
+		snprintf (errbuf, sizeof(errbuf),
+			  "loadbind: %s", strerror(errno));
 		return NULL;
 	}
 	/*
@@ -175,8 +176,9 @@ void *dlopen(const char *path, int mode)
 			if (loadbind(0, mp1->entry, mp->entry) == -1) {
 				dlclose(mp);
 				errvalid++;
-				strcpy(errbuf, "loadbind: ");
-				strcat(errbuf, strerror(errno));
+				snprintf (errbuf, sizeof(errbuf),
+					  "loadbind: %s",
+					  strerror(errno));
 				return NULL;
 			}
 	}
@@ -229,29 +231,29 @@ static void caterr(char *s)
 		p++;
 	switch(atoi(s)) {
 	case L_ERROR_TOOMANY:
-		strcat(errbuf, "to many errors");
+		strcat_truncate(errbuf, "to many errors", sizeof(errbuf));
 		break;
 	case L_ERROR_NOLIB:
-		strcat(errbuf, "can't load library");
-		strcat(errbuf, p);
+		strcat_truncate(errbuf, "can't load library", sizeof(errbuf));
+		strcat_truncate(errbuf, p, sizeof(errbuf));
 		break;
 	case L_ERROR_UNDEF:
-		strcat(errbuf, "can't find symbol");
-		strcat(errbuf, p);
+		strcat_truncate(errbuf, "can't find symbol", sizeof(errbuf));
+		strcat_truncate(errbuf, p, sizeof(errbuf));
 		break;
 	case L_ERROR_RLDBAD:
-		strcat(errbuf, "bad RLD");
-		strcat(errbuf, p);
+		strcat_truncate(errbuf, "bad RLD", sizeof(errbuf));
+		strcat_truncate(errbuf, p, sizeof(errbuf));
 		break;
 	case L_ERROR_FORMAT:
-		strcat(errbuf, "bad exec format in");
-		strcat(errbuf, p);
+		strcat_truncate(errbuf, "bad exec format in", sizeof(errbuf));
+		strcat_truncate(errbuf, p, sizeof(errbuf));
 		break;
 	case L_ERROR_ERRNO:
-		strcat(errbuf, strerror(atoi(++p)));
+		strcat_truncate(errbuf, strerror(atoi(++p)), sizeof(errbuf));
 		break;
 	default:
-		strcat(errbuf, s);
+		strcat_truncate(errbuf, s, sizeof(errbuf));
 		break;
 	}
 }
@@ -270,8 +272,8 @@ void *dlsym(void *handle, const char *symbol)
 		if (strcmp(ep->name, symbol) == 0)
 			return ep->addr;
 	errvalid++;
-	strcpy(errbuf, "dlsym: undefined symbol ");
-	strcat(errbuf, symbol);
+	snprintf (errbuf, sizeof(errbuf),
+		  "dlsym: undefined symbol %s", symbol);		  
 	return NULL;
 }
 
@@ -311,7 +313,8 @@ int dlclose(void *handle)
 	result = unload(mp->entry);
 	if (result == -1) {
 		errvalid++;
-		strcpy(errbuf, strerror(errno));
+		snprintf (errbuf, sizeof(errbuf),
+			  "%s", strerror(errno));
 	}
 	if (mp->exports) {
 		ExportPtr ep;
@@ -360,8 +363,9 @@ static int readExports(ModulePtr mp)
 		int size = 4*1024;
 		if (errno != ENOENT) {
 			errvalid++;
-			strcpy(errbuf, "readExports: ");
-			strcat(errbuf, strerror(errno));
+			snprintf(errbuf, sizeof(errbuf),
+				 "readExports: %s",
+				 strerror(errno));
 			return -1;
 		}
 		/*
@@ -371,8 +375,9 @@ static int readExports(ModulePtr mp)
 		 */
 		if ((buf = malloc(size)) == NULL) {
 			errvalid++;
-			strcpy(errbuf, "readExports: ");
-			strcat(errbuf, strerror(errno));
+			snprintf(errbuf, sizeof(errbuf),
+				 "readExports: %s",
+				 strerror(errno));
 			return -1;
 		}
 		while ((i = loadquery(L_GETINFO, buf, size)) == -1 && errno == ENOMEM) {
@@ -380,15 +385,17 @@ static int readExports(ModulePtr mp)
 			size += 4*1024;
 			if ((buf = malloc(size)) == NULL) {
 				errvalid++;
-				strcpy(errbuf, "readExports: ");
-				strcat(errbuf, strerror(errno));
+				snprintf(errbuf, sizeof(errbuf),
+					 "readExports: %s",
+					 strerror(errno));
 				return -1;
 			}
 		}
 		if (i == -1) {
 			errvalid++;
-			strcpy(errbuf, "readExports: ");
-			strcat(errbuf, strerror(errno));
+			snprintf(errbuf, sizeof(errbuf),
+				 "readExports: %s",
+				 strerror(errno));
 			free(buf);
 			return -1;
 		}
@@ -411,14 +418,14 @@ static int readExports(ModulePtr mp)
 		free(buf);
 		if (!ldp) {
 			errvalid++;
-			strcpy(errbuf, "readExports: ");
-			strcat(errbuf, strerror(errno));
+			snprintf (errbuf, sizeof(errbuf),
+				  "readExports: %s", strerror(errno));
 			return -1;
 		}
 	}
 	if (TYPE(ldp) != U802TOCMAGIC) {
 		errvalid++;
-		strcpy(errbuf, "readExports: bad magic");
+		snprintf(errbuf, sizeof(errbuf), "readExports: bad magic");
 		while(ldclose(ldp) == FAILURE)
 			;
 		return -1;
@@ -430,14 +437,16 @@ static int readExports(ModulePtr mp)
 	 */
 	if (ldnshread(ldp, _DATA, &shdata) != SUCCESS) {
 		errvalid++;
-		strcpy(errbuf, "readExports: cannot read data section header");
+		snprintf(errbuf, sizeof(errbuf),
+			 "readExports: cannot read data section header");
 		while(ldclose(ldp) == FAILURE)
 			;
 		return -1;
 	}
 	if (ldnshread(ldp, _LOADER, &sh) != SUCCESS) {
 		errvalid++;
-		strcpy(errbuf, "readExports: cannot read loader section header");
+		snprintf(errbuf, sizeof(errbuf),
+			 "readExports: cannot read loader section header");
 		while(ldclose(ldp) == FAILURE)
 			;
 		return -1;
@@ -448,15 +457,16 @@ static int readExports(ModulePtr mp)
 	 */
 	if ((ldbuf = (char *)malloc(sh.s_size)) == NULL) {
 		errvalid++;
-		strcpy(errbuf, "readExports: ");
-		strcat(errbuf, strerror(errno));
+		snprintf (errbuf, sizeof(errbuf),
+			  "readExports: %s", strerror(errno));
 		while(ldclose(ldp) == FAILURE)
 			;
 		return -1;
 	}
 	if (FSEEK(ldp, sh.s_scnptr, BEGINNING) != OKFSEEK) {
 		errvalid++;
-		strcpy(errbuf, "readExports: cannot seek to loader section");
+		snprintf(errbuf, sizeof(errbuf),
+			 "readExports: cannot seek to loader section");
 		free(ldbuf);
 		while(ldclose(ldp) == FAILURE)
 			;
@@ -464,7 +474,8 @@ static int readExports(ModulePtr mp)
 	}
 	if (FREAD(ldbuf, sh.s_size, 1, ldp) != 1) {
 		errvalid++;
-		strcpy(errbuf, "readExports: cannot read loader section");
+		snprintf(errbuf, sizeof(errbuf),
+			 "readExports: cannot read loader section");
 		free(ldbuf);
 		while(ldclose(ldp) == FAILURE)
 			;
@@ -482,8 +493,8 @@ static int readExports(ModulePtr mp)
 	}
 	if ((mp->exports = (ExportPtr)calloc(mp->nExports, sizeof(*mp->exports))) == NULL) {
 		errvalid++;
-		strcpy(errbuf, "readExports: ");
-		strcat(errbuf, strerror(errno));
+		snprintf (errbuf, sizeof(errbuf),
+			  "readExports: %s", strerror(errno));
 		free(ldbuf);
 		while(ldclose(ldp) == FAILURE)
 			;
@@ -508,8 +519,8 @@ static int readExports(ModulePtr mp)
 			 * must copy the first SYMNMLEN chars and make
 			 * sure we have a zero byte at the end.
 			 */
-			strncpy(tmpsym, ls->l_name, SYMNMLEN);
-			tmpsym[SYMNMLEN] = '\0';
+		        strcpy_truncate (tmpsym, ls->l_name,
+					 SYMNMLEN + 1);
 			symname = tmpsym;
 		}
 		ep->name = strdup(symname);
@@ -537,8 +548,8 @@ static void * findMain(void)
 
 	if ((buf = malloc(size)) == NULL) {
 		errvalid++;
-		strcpy(errbuf, "findMain: ");
-		strcat(errbuf, strerror(errno));
+		snprintf (errbuf, sizeof(errbuf),
+			  "findMail: %s", strerror(errno));
 		return NULL;
 	}
 	while ((i = loadquery(L_GETINFO, buf, size)) == -1 && errno == ENOMEM) {
@@ -546,15 +557,15 @@ static void * findMain(void)
 		size += 4*1024;
 		if ((buf = malloc(size)) == NULL) {
 			errvalid++;
-			strcpy(errbuf, "findMain: ");
-			strcat(errbuf, strerror(errno));
+			snprintf (errbuf, sizeof(errbuf),
+				  "findMail: %s", strerror(errno));
 			return NULL;
 		}
 	}
 	if (i == -1) {
 		errvalid++;
-		strcpy(errbuf, "findMain: ");
-		strcat(errbuf, strerror(errno));
+		snprintf (errbuf, sizeof(errbuf),
+			  "findMail: %s", strerror(errno));
 		free(buf);
 		return NULL;
 	}

lib/otp/ChangeLog

@@ -10,6 +10,10 @@ Sun Apr 19 09:59:46 1998  Assar Westerlund  <assar@sics.se>
 
 	* Makefile.in: add symlink magic for linux
 
+Sat Feb  7 07:27:18 1998  Assar Westerlund  <assar@sics.se>
+
+	* otp_db.c (otp_put): make sure we don't overrun `buf'
+
 Sun Nov  9 07:14:59 1997  Assar Westerlund  <assar@sics.se>
 
 	* otp_locl.h: use xdbm.h

lib/otp/otp_db.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -145,8 +145,7 @@ otp_get_internal (void *v, OtpContext *ctx, int lockp)
   p += 4;
   memcpy (ctx->key, p, OTPKEYSIZE);
   p += OTPKEYSIZE;
-  strncpy (ctx->seed, p, sizeof(ctx->seed));
-  ctx->seed[sizeof(ctx->seed) - 1] = '\0';
+  strcpy_truncate (ctx->seed, p, sizeof(ctx->seed));
   if (lockp)
     return dbm_store (dbm, key, dat, DBM_REPLACE);
   else
@@ -184,15 +183,29 @@ otp_put (void *v, OtpContext *ctx)
   datum dat, key;
   char buf[1024], *p;
   time_t zero = 0;
+  size_t len, rem;
 
   key.dsize = strlen(ctx->user);
   key.dptr  = ctx->user;
 
   p = buf;
+  rem = sizeof(buf);
+
+  if (rem < sizeof(zero))
+      return -1;
   memcpy (p, &zero, sizeof(zero));
   p += sizeof(zero);
+  rem -= sizeof(zero);
+  len = strlen(ctx->alg->name) + 1;
+
+  if (rem < len)
+      return -1;
   strcpy (p, ctx->alg->name);
-  p += strlen(p) + 1;
+  p += len;
+  rem -= len;
+
+  if (rem < 4)
+      return -1;
   {
     unsigned char *up = (unsigned char *)p;
     *up++ = (ctx->n >> 24) & 0xFF;
@@ -201,10 +214,20 @@ otp_put (void *v, OtpContext *ctx)
     *up++ = (ctx->n >>  0) & 0xFF;
   }
   p += 4;
+  rem -= 4;
+
+  if (rem < OTPKEYSIZE)
+      return -1;
   memcpy (p, ctx->key, OTPKEYSIZE);
   p += OTPKEYSIZE;
+  rem -= OTPKEYSIZE;
+
+  len = strlen(ctx->seed) + 1;
+  if (rem < len)
+      return -1;
   strcpy (p, ctx->seed);
-  p += strlen(p) + 1;
+  p += len;
+  rem -= len;
   dat.dptr  = buf;
   dat.dsize = p - buf;
   return dbm_store (dbm, key, dat, DBM_REPLACE);

lib/otp/otp_print.c

@@ -88,15 +88,17 @@ otp_print_hex (OtpKey key, char *str, size_t sz)
 void
 otp_print_hex_extended (OtpKey key, char *str, size_t sz)
 {
-  strncpy (str, OTP_HEXPREFIX, sz);
-  str[sz-1] = '\0';
-  otp_print_hex (key, str + strlen(OTP_HEXPREFIX), sz - strlen(OTP_HEXPREFIX));
+  strcpy_truncate (str, OTP_HEXPREFIX, sz);
+  otp_print_hex (key,
+		 str + strlen(OTP_HEXPREFIX),
+		 sz - strlen(OTP_HEXPREFIX));
 }
 
 void
 otp_print_stddict_extended (OtpKey key, char *str, size_t sz)
 {
-  strncpy (str, OTP_WORDPREFIX, sz);
-  str[sz-1] = '\0';
-  otp_print_stddict (key, str + strlen(OTP_WORDPREFIX), sz - strlen(OTP_WORDPREFIX));
+  strcpy_truncate (str, OTP_WORDPREFIX, sz);
+  otp_print_stddict (key,
+		     str + strlen(OTP_WORDPREFIX),
+		     sz - strlen(OTP_WORDPREFIX));
 }

lib/roken/ChangeLog

@@ -64,6 +64,11 @@ Thu Feb 12 03:30:08 1998  Assar Westerlund  <assar@sics.se>
 
 	* parse_time.c (print_time_table): don't return a void value.
 
+Tue Feb  3 11:06:24 1998  Johan Danielsson  <joda@emma.pdc.kth.se>
+
+	* getarg.c (mandoc_template): Change date format to full month
+ 	name, and day of month without leading zero.
+
 Thu Jan 22 21:23:23 1998  Johan Danielsson  <joda@emma.pdc.kth.se>
 
 	* getarg.c: Fix long form of negative flags.

lib/roken/concat.c

@@ -64,7 +64,7 @@ roken_vconcat (char *s, size_t len, va_list args)
 
 	if (n >= len)
 	    return -1;
-	strncpy (s, a, n);
+	memcpy (s, a, n);
 	s += n;
 	len -= n;
     }
@@ -82,7 +82,6 @@ roken_vmconcat (char **s, size_t max_len, va_list args)
     p = malloc(1);
     if(p == NULL)
 	return 0;
-    *p = 0;
     len = 1;
     while ((a = va_arg(args, const char*))) {
 	size_t n = strlen (a);
@@ -97,9 +96,10 @@ roken_vmconcat (char **s, size_t max_len, va_list args)
 	    return 0;
 	}
 	p = q;
+	memcpy (p + len - 1, a, n);
 	len += n;
-	strcat(p, a);
     }
+    p[len - 1] = '\0';
     *s = p;
     return len;
 }

lib/roken/getarg.c

@@ -97,12 +97,11 @@ mandoc_template(struct getargs *args,
     printf(".\\\"   * use better macros for arguments (like .Pa for files)\n");
     printf(".\\\"\n");
     t = time(NULL);
-    strftime(timestr, sizeof(timestr), "%b %d, %Y", localtime(&t));
+    strftime(timestr, sizeof(timestr), "%B %e, %Y", localtime(&t));
     printf(".Dd %s\n", timestr);
     p = strrchr(__progname, '/');
     if(p) p++; else p = __progname;
-    strncpy(cmd, p, sizeof(cmd));
-    cmd[sizeof(cmd)-1] = '\0';
+    strcpy_truncate(cmd, p, sizeof(cmd));
     strupr(cmd);
        
     printf(".Dt %s SECTION\n", cmd);

lib/roken/getcwd.c

@@ -57,6 +57,6 @@ getcwd(char *path, size_t size)
     char *ret;
     ret = getwd(xxx);
     if(ret)
-	strncpy(path, xxx, size);
+	strcpy_truncate(path, xxx, size);
     return ret;
 }

lib/roken/gethostname.c

@@ -65,13 +65,11 @@ gethostname(char *name, int namelen)
 	ret = uname (&utsname);
 	if (ret < 0)
 	    return ret;
-	strncpy (name, utsname.nodename, namelen);
-	name[namelen-1] = '\0';
+	strcpy_truncate (name, utsname.nodename, namelen);
 	return 0;
     }
 #else
-    strncpy (name, "some.random.host", namelen);
-    name[namelen-1] = '\0';
+    strcpy_truncate (name, "some.random.host", namelen);
     return 0;
 #endif
 }

lib/roken/glob.c

@@ -748,7 +748,7 @@ g_opendir(Char *str, glob_t *pglob)
 	char buf[MaxPathLen];
 
 	if (!*str)
-		strcpy(buf, ".");
+		strcpy_truncate(buf, ".", sizeof(buf));
 	else
 		g_Ctoc(str, buf);
 

lib/roken/inaddr2str.c

@@ -84,12 +84,10 @@ inaddr2str(struct in_addr addr, char *s, size_t len)
     if(h)
       while ((p = *(h->h_addr_list)++))
 	if (memcmp (p, &addr, sizeof(addr)) == 0) {
-	  strncpy (s, h->h_name, len);
-	  s[len - 1] = '\0';
+	  strcpy_truncate (s, h->h_name, len);
 	  return;
 	}
   }
-  strncpy (s, inet_ntoa (addr), len);
-  s[len - 1] = '\0';
+  strcpy_truncate (s, inet_ntoa (addr), len);
   return;
 }

lib/roken/iruserok.c

@@ -127,8 +127,7 @@ __ivaliduser(FILE *hostf, unsigned raddr, const char *luser,
 				sizeof(u_long),
 				AF_INET)) == NULL)
 		return (-1);
-	strncpy(hname, hp->h_name, sizeof(hname));
-	hname[sizeof(hname) - 1] = '\0';
+	strcpy_truncate(hname, hp->h_name, sizeof(hname));
 
 	while (fgets(buf, sizeof(buf), hostf)) {
 		p = buf;
@@ -257,8 +256,7 @@ again:
 		first = 0;
 		if ((pwd = k_getpwnam((char*)luser)) == NULL)
 			return (-1);
-		strcpy(pbuf, pwd->pw_dir);
-		strcat(pbuf, "/.rhosts");
+		snprintf (pbuf, sizeof(pbuf), "%s/.rhosts", pwd->pw_dir);
 
 		/*
 		 * Change effective uid while opening .rhosts.  If root and

lib/roken/roken.h.in

@@ -193,6 +193,14 @@ char *strtok_r(char *s1, const char *s2, char **lasts);
 char * strupr(char *);
 #endif
 
+#ifndef HAVE_STRCPY_TRUNCATE
+int strcpy_truncate (char *dst, const char *src, size_t dst_sz);
+#endif
+
+#ifndef HAVE_STRCAT_TRUNCATE
+int strcat_truncate (char *dst, const char *src, size_t dst_sz);
+#endif
+
 #ifndef HAVE_GETDTABLESIZE
 int getdtablesize(void);
 #endif

lib/roken/snprintf.c

@@ -70,6 +70,7 @@ struct state {
   /* XXX - methods */
 };
 
+#ifndef HAVE_VSNPRINTF
 static int
 sn_reserve (struct state *state, size_t n)
 {
@@ -86,6 +87,7 @@ sn_append_char (struct state *state, char c)
     return 0;
   }
 }
+#endif
 
 static int
 as_reserve (struct state *state, size_t n)

lib/roken/strcpy_truncate.c

@@ -43,6 +43,8 @@
 
 RCSID("$Id$");
 
+#ifndef HAVE_STRCPY_TRUNCATE
+
 int
 strcpy_truncate (char *dst, const char *src, size_t dst_sz)
 {
@@ -59,3 +61,5 @@ strcpy_truncate (char *dst, const char *src, size_t dst_sz)
     else
 	return dst_sz;
 }
+
+#endif

lib/roken/strerror.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska H<>gskolan
+ * Copyright (c) 1995, 1996, 1997, 1998 Kungliga Tekniska H<>gskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -56,7 +56,7 @@ strerror(int eno)
     if(eno < 0 || eno >= sys_nerr)
 	snprintf(emsg, sizeof(emsg), "Error %d occurred.", eno);
     else
-	strcpy(emsg, sys_errlist[eno]);
+	snprintf(emsg, sizeof(emsg), "%s", sys_errlist[eno]);
 
     return emsg;
 }

lib/roken/strlcpy.c

@@ -43,6 +43,8 @@
 
 RCSID("$Id$");
 
+#ifndef HAVE_STRCPY_TRUNCATE
+
 int
 strcpy_truncate (char *dst, const char *src, size_t dst_sz)
 {
@@ -59,3 +61,5 @@ strcpy_truncate (char *dst, const char *src, size_t dst_sz)
     else
 	return dst_sz;
 }
+
+#endif

lib/sl/ChangeLog

@@ -51,6 +51,10 @@ Sun Feb 15 05:12:11 1998  Johan Danielsson  <joda@emma.pdc.kth.se>
 
 	* sl.c: Move command line split to function `sl_make_argv'.
 
+Tue Feb  3 16:45:44 1998  Johan Danielsson  <joda@emma.pdc.kth.se>
+
+	* sl.c: Add sl_command_loop, that is the loop body of sl_loop.
+
 Mon Oct 20 01:13:21 1997  Assar Westerlund  <assar@sics.se>
 
 	* sl.c (sl_help): actually use the `help' field of `SL_cmd'

lib/sl/sl.c

@@ -143,6 +143,11 @@ sl_command(SL_cmd *cmds, int argc, char **argv)
     return (*c->func)(argc, argv);
 }
 
+struct sl_data {
+    int max_count;
+    char **ptr;
+};
+
 int
 sl_make_argv(char *line, int *ret_argc, char ***ret_argv)
 {
@@ -178,39 +183,47 @@ sl_make_argv(char *line, int *ret_argc, char ***ret_argv)
     return 0;
 }
 
+/* return values: 0 on success, -1 on fatal error, or return value of command */
 int
-sl_loop (SL_cmd *cmds, char *prompt)
+sl_command_loop(SL_cmd *cmds, char *prompt, void **data)
 {
+    int ret = 0;
     char *buf;
+    SL_cmd *c;
     int argc;
     char **argv;
-    int ret = 0;
+	
+    ret = 0;
+    buf = readline(prompt);
+    if(buf == NULL)
+	return 1;
 
-    while(ret == 0) {
-	ret = 0;
-	/* XXX should make sure this doesn't do funny things if stdin
-           is not a tty */
-	buf = readline(prompt);
-	if(buf == NULL)
-	    break;
-
-	if(*buf)
-	    add_history(buf);
-	argc = 0;
-	ret = sl_make_argv(buf, &argc, &argv);
-	if(ret) {
-	    fprintf(stderr, "sl_loop: out of memory\n");
-	    return -1;
-	}
-	if(argc >= 1) {
-	    ret = sl_command(cmds, argc, argv);
-	    if(ret == -1) {
-		printf ("Unrecognized command: %s\n", argv[0]);
-		ret = 0;
-	    }
-	}
-	free(argv);
+    if(*buf)
+	add_history(buf);
+    ret = sl_make_argv(buf, &argc, &argv);
+    if(ret) {
+	fprintf(stderr, "sl_loop: out of memory\n");
 	free(buf);
+	return -1;
     }
-    return 0;
+    if (argc >= 1) {
+	ret = sl_command(cmds, argc, argv);
+	if(ret == -1) {
+	    printf ("Unrecognized command: %s\n", argv[0]);
+	    ret = 0;
+	}
+    }
+    free(buf);
+    free(argv);
+    return ret;
+}
+
+int 
+sl_loop(SL_cmd *cmds, char *prompt)
+{
+    void *data = NULL;
+    int ret;
+    while((ret = sl_command_loop(cmds, prompt, &data)) == 0)
+	;
+    return ret;
 }

lib/sl/sl.h

@@ -54,6 +54,7 @@ typedef struct sl_cmd SL_cmd;
 
 void sl_help (SL_cmd *, int argc, char **argv);
 int  sl_loop (SL_cmd *, char *prompt);
+int  sl_command_loop (SL_cmd *cmds, char *prompt, void **data);
 int  sl_command (SL_cmd *cmds, int argc, char **argv);
 int sl_make_argv(char*, int*, char***);