24 files changed, 82 insertions, 98 deletions

diff --git a/src/cmd/auth/factotum/apop.c b/src/cmd/auth/factotum/apop.c
index 992cc0ad..d3d8c95a 100644
--- a/src/cmd/auth/factotum/apop.c
+++ b/src/cmd/auth/factotum/apop.c
@@ -10,7 +10,7 @@
  *	S -> C:	ok
  *
  * Note that this is the protocol between factotum and the local
- * program, not between the two factotums.  The information 
+ * program, not between the two factotums.  The information
  * exchanged here is wrapped in the APOP protocol by the local
  * programs.
  *
@@ -42,7 +42,7 @@ apopclient(Conv *c)
 	Attr *attr;
 	DigestState *ds;
 	Key *k;
-	
+
 	chal = nil;
 	k = nil;
 	res = nil;
@@ -328,7 +328,7 @@ apopresp(ServerState *s, char *user, char *resp)
 }
 
 static Role
-apoproles[] = 
+apoproles[] =
 {
 	"client",	apopclient,
 	"server",	apopserver,
@@ -350,4 +350,3 @@ Proto cram = {
 	apopcheck,
 	nil
 };
-
diff --git a/src/cmd/auth/factotum/attr.c b/src/cmd/auth/factotum/attr.c
index 1c037a53..25a46159 100644
--- a/src/cmd/auth/factotum/attr.c
+++ b/src/cmd/auth/factotum/attr.c
@@ -53,7 +53,7 @@ addattrs(Attr *a, Attr *b)
 			break;
 		}
 	}
-	return a;		
+	return a;
 }
 
 void
@@ -201,7 +201,7 @@ matchattr(Attr *pat, Attr *a0, Attr *a1)
 			break;
 		}
 	}
-	return 1;		
+	return 1;
 }
 
 Attr*
diff --git a/src/cmd/auth/factotum/chap.c b/src/cmd/auth/factotum/chap.c
index fa44db96..d4fee3c4 100644
--- a/src/cmd/auth/factotum/chap.c
+++ b/src/cmd/auth/factotum/chap.c
@@ -1,6 +1,6 @@
 /*
  * CHAP, MSCHAP
- * 
+ *
  * The client does not authenticate the server, hence no CAI
  *
  * Protocol:
@@ -51,7 +51,7 @@ nthash(uchar hash[MShashlen], char *passwd)
 {
 	uchar buf[512];
 	int i;
-	
+
 	for(i=0; *passwd && i<sizeof(buf); passwd++) {
 		buf[i++] = *passwd;
 		buf[i++] = 0;
@@ -96,7 +96,7 @@ mschalresp(uchar resp[MSresplen], uchar hash[MShashlen], uchar chal[MSchallen])
 {
 	int i;
 	uchar buf[21];
-	
+
 	memset(buf, 0, sizeof(buf));
 	memcpy(buf, hash, MShashlen);
 
@@ -404,7 +404,7 @@ chapresp(ServerState *s, char *user, char *resp)
 }
 
 static Role
-chaproles[] = 
+chaproles[] =
 {
 	"client",	chapclient,
 	"server",	chapserver,
@@ -424,5 +424,3 @@ Proto mschap = {
 	"user? !password?",
 	chapcheck
 };
-
-
diff --git a/src/cmd/auth/factotum/conv.c b/src/cmd/auth/factotum/conv.c
index 3a8cf590..090a5ad3 100644
--- a/src/cmd/auth/factotum/conv.c
+++ b/src/cmd/auth/factotum/conv.c
@@ -268,4 +268,3 @@ convbadkey(Conv *c, Key *k, char *msg, Attr *a)
 		return -1;
 	return 0;
 }
-
diff --git a/src/cmd/auth/factotum/cpu.c b/src/cmd/auth/factotum/cpu.c
index 46399049..64c4c980 100644
--- a/src/cmd/auth/factotum/cpu.c
+++ b/src/cmd/auth/factotum/cpu.c
@@ -168,7 +168,7 @@ main(int argc, char **argv)
 	/* start up a process to pass along notes */
 	lclnoteproc(data);
 
-	/* 
+	/*
 	 *  Wait for the other end to execute and start our file service
 	 *  of /mnt/term
 	 */
@@ -246,7 +246,7 @@ old9p(int fd)
 		close(fd);
 		close(p[0]);
 	}
-	return p[1];	
+	return p[1];
 }
 
 /* Invoked with stdin, stdout and stderr connected to the network connection */
@@ -392,7 +392,7 @@ readstr(int fd, char *str, int len)
 
 	while(len) {
 		n = read(fd, str, 1);
-		if(n < 0) 
+		if(n < 0)
 			return -1;
 		if(*str == '\0')
 			return 0;
@@ -659,7 +659,7 @@ rmtnoteproc(void)
 			syslog(0, "cpu", "cpu -R: can't open %s", rmtnotefile);
 			_exits(0);
 		}
-	
+
 		for(;;){
 			n = read(fd, buf, sizeof(buf)-1);
 			if(n <= 0){
diff --git a/src/cmd/auth/factotum/dat.h b/src/cmd/auth/factotum/dat.h
index 49377f40..db4a3b1e 100644
--- a/src/cmd/auth/factotum/dat.h
+++ b/src/cmd/auth/factotum/dat.h
@@ -57,7 +57,7 @@ struct Conv
 	Req *req;				/* 9P call to read response */
 
 	Channel *keywait;	/* wait here for key confirmation */
-	
+
 };
 
 struct Key
diff --git a/src/cmd/auth/factotum/dsa.c b/src/cmd/auth/factotum/dsa.c
index ced10355..aa67881e 100644
--- a/src/cmd/auth/factotum/dsa.c
+++ b/src/cmd/auth/factotum/dsa.c
@@ -3,7 +3,7 @@
 
 /*
  * DSA signing and verification
- * 
+ *
  * Sign:
  *	start p=xxx q=xxx alpha=xxx key=xxx
  *	write msg
@@ -14,10 +14,10 @@
  *	write msg
  *	write signature(msg)
  *	read ok or fail
- * 
+ *
  * all numbers are hexadecimal bigints parsable with strtomp.
  */
- 
+
 static int
 xdsasign(Conv *c)
 {
@@ -58,7 +58,7 @@ xdsasign(Conv *c)
 }
 
 /*
- * convert to canonical form (lower case) 
+ * convert to canonical form (lower case)
  * for use in attribute matches.
  */
 static void
@@ -78,11 +78,11 @@ readdsapriv(Key *k)
 
 	priv = dsaprivalloc();
 
-	if((a=strfindattr(k->attr, "p"))==nil 
+	if((a=strfindattr(k->attr, "p"))==nil
 	|| (priv->pub.p=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->attr, "q"))==nil 
+	if((a=strfindattr(k->attr, "q"))==nil
 	|| (priv->pub.q=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
@@ -90,15 +90,15 @@ readdsapriv(Key *k)
 		werrstr("dsa: p or q not prime");
 		goto Error;
 	}
-	if((a=strfindattr(k->attr, "alpha"))==nil 
+	if((a=strfindattr(k->attr, "alpha"))==nil
 	|| (priv->pub.alpha=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->attr, "key"))==nil 
+	if((a=strfindattr(k->attr, "key"))==nil
 	|| (priv->pub.key=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->privattr, "!secret"))==nil 
+	if((a=strfindattr(k->privattr, "!secret"))==nil
 	|| (priv->secret=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
@@ -113,7 +113,7 @@ static int
 dsacheck(Key *k)
 {
 	static int first = 1;
-	
+
 	if(first){
 		fmtinstall('B', mpfmt);
 		first = 0;
@@ -134,7 +134,7 @@ dsaclose(Key *k)
 }
 
 static Role
-dsaroles[] = 
+dsaroles[] =
 {
 	"sign",	xdsasign,
 	0
@@ -147,4 +147,3 @@ Proto dsa = {
 	dsacheck,
 	dsaclose
 };
-
diff --git a/src/cmd/auth/factotum/fs.c b/src/cmd/auth/factotum/fs.c
index fd89b2c2..811bd5b0 100644
--- a/src/cmd/auth/factotum/fs.c
+++ b/src/cmd/auth/factotum/fs.c
@@ -65,7 +65,7 @@ rootdirgen(int n, Dir *dir, void *v)
 
 	if(n > 0)
 		return -1;
-	
+
 	fillstat(dir, factname, QTDIR, Qfactotum, DMDIR|0555);
 	return 0;
 }
@@ -224,7 +224,7 @@ convlist(int i, char *a, uint nn)
 	memmove(a, buf, n);
 	return n;
 }
-	
+
 static void
 fskickreply(Conv *c)
 {
@@ -250,7 +250,7 @@ fskickreply(Conv *c)
 	respond(r, nil);
 	c->nreply = 0;
 }
-		
+
 /*
  * Some of the file system work happens in the fs proc, but
  * fsopen, fsread, fswrite, fsdestroyfid, and fsflush happen in
@@ -305,7 +305,7 @@ fsopen(Req *r)
 		c->kickreply = fskickreply;
 		r->fid->aux = c;
 	}
-	
+
 	respond(r, nil);
 }
 
@@ -538,4 +538,3 @@ fsinit0(void)
 	fs.destroyfid = fssendclunk;
 	fs.start = fsstart;
 }
-
diff --git a/src/cmd/auth/factotum/httpdigest.c b/src/cmd/auth/factotum/httpdigest.c
index 3e299bf5..1e9d5793 100644
--- a/src/cmd/auth/factotum/httpdigest.c
+++ b/src/cmd/auth/factotum/httpdigest.c
@@ -2,7 +2,7 @@
  * HTTPDIGEST - MD5 challenge/response authentication (RFC 2617)
  *
  * Client protocol:
- *	write challenge: nonce method uri 
+ *	write challenge: nonce method uri
  *	read response: 2*MD5dlen hex digits
  *
  * Server protocol:
@@ -22,10 +22,10 @@ hdclient(Conv *c)
 	char *realm, *passwd, *user, *f[4], *s, resp[MD5dlen*2+1];
 	int ret;
 	Key *k;
-	
+
 	ret = -1;
 	s = nil;
-	
+
 	c->state = "keylookup";
 	k = keyfetch(c, "%A", c->attr);
 	if(k == nil)
@@ -45,7 +45,7 @@ hdclient(Conv *c)
 	digest(user, realm, passwd, f[0], f[1], f[2], resp);
 	convwrite(c, resp, strlen(resp));
 	ret = 0;
-	
+
 out:
 	free(s);
 	keyclose(k);
@@ -103,7 +103,7 @@ digest(char *user, char *realm, char *passwd,
 	strtolower(dig);
 }
 
-static Role hdroles[] = 
+static Role hdroles[] =
 {
 	"client",	hdclient,
 	0
diff --git a/src/cmd/auth/factotum/key.c b/src/cmd/auth/factotum/key.c
index 9df50eb3..817df97b 100644
--- a/src/cmd/auth/factotum/key.c
+++ b/src/cmd/auth/factotum/key.c
@@ -161,7 +161,7 @@ keyreplace(Conv *c, Key *k, char *fmt, ...)
 		sysfatal("out of memory");
 	va_end(arg);
 
-	/* replace prompted values with prompts */	
+	/* replace prompted values with prompts */
 	a = copyattr(k->attr);
 	bp = parseattr(k->proto->keyprompt);
 	for(b=bp; b; b=b->next){
@@ -204,7 +204,7 @@ keyevict(Conv *c, Key *k, char *fmt, ...)
 		sysfatal("out of memory");
 	va_end(arg);
 
-	/* replace prompted values with prompts */	
+	/* replace prompted values with prompts */
 	a = copyattr(k->attr);
 	bp = parseattr(k->proto->keyprompt);
 	for(b=bp; b; b=b->next){
diff --git a/src/cmd/auth/factotum/log.c b/src/cmd/auth/factotum/log.c
index 4d29536b..e644028a 100644
--- a/src/cmd/auth/factotum/log.c
+++ b/src/cmd/auth/factotum/log.c
@@ -118,4 +118,3 @@ flog(char *fmt, ...)
 	lbvappend(&logbuf, fmt, arg);
 	va_end(arg);
 }
-
diff --git a/src/cmd/auth/factotum/main.c b/src/cmd/auth/factotum/main.c
index 1f603ac7..b3ace12c 100644
--- a/src/cmd/auth/factotum/main.c
+++ b/src/cmd/auth/factotum/main.c
@@ -142,7 +142,7 @@ sendkey(Attr *attr)
 	int rv;
 	char buf[8192];
 	CFid *fid;
-	
+
 	fid = nsopen("factotum", nil, "ctl", OWRITE);
 	if(fid == nil)
 		sysfatal("opening factotum/ctl: %r");
diff --git a/src/cmd/auth/factotum/p9any.c b/src/cmd/auth/factotum/p9any.c
index 0267a616..079eed94 100644
--- a/src/cmd/auth/factotum/p9any.c
+++ b/src/cmd/auth/factotum/p9any.c
@@ -9,7 +9,7 @@
  *	C->S: proto dom NUL
  *	[negotiated proto continues]
  */
- 
+
 extern Proto p9sk1, p9sk2, p9cr;
 
 static Proto* okproto[] =
@@ -111,7 +111,7 @@ p9anyserver(Conv *c)
 	}
 
 	ret = 0;
-	
+
 out:
 	free(s);
 	freeattr(attr);
@@ -222,7 +222,7 @@ found:
 	/* f[i] is the chosen protocol, q the chosen domain */
 	attr = addattr(attr, "proto=%q dom=%q", f[i], q);
 	c->state = "write choice";
-	
+
 	/* have a key: go for it */
 	choice = estrappend(nil, "%q %q", f[i], q);
 	if(convwrite(c, choice, strlen(choice)+1) < 0){
@@ -258,7 +258,7 @@ out:
 }
 
 static Role
-p9anyroles[] = 
+p9anyroles[] =
 {
 	"client",	p9anyclient,
 	"server",	p9anyserver,
@@ -269,4 +269,3 @@ Proto p9any = {
 	"p9any",
 	p9anyroles
 };
-
diff --git a/src/cmd/auth/factotum/p9cr.c b/src/cmd/auth/factotum/p9cr.c
index 1c3f21e1..4f181e98 100644
--- a/src/cmd/auth/factotum/p9cr.c
+++ b/src/cmd/auth/factotum/p9cr.c
@@ -9,7 +9,7 @@
  *	S -> C: ok or bad
  *
  * Note that this is the protocol between factotum and the local
- * program, not between the two factotums.  The information 
+ * program, not between the two factotums.  The information
  * exchanged here is wrapped in other protocols by the local
  * programs.
  */
@@ -317,7 +317,7 @@ p9crresp(ServerState *s, uchar *resp, int resplen)
 
 static int
 p9response(char *pw, uchar *chal, uchar *resp)
-{	
+{
 	char key[DESKEYLEN];
 	uchar buf[8];
 	ulong x;
@@ -338,7 +338,7 @@ static int
 vncresponse(char *pw, uchar *chal, uchar *resp)
 {
 	DESstate des;
-	
+
 	memmove(resp, chal, MAXCHAL);
 	setupDESstate(&des, 0, nil);  // XXX put key in for 0
 	desECBencrypt(resp, MAXCHAL, &des);
diff --git a/src/cmd/auth/factotum/p9sk1.c b/src/cmd/auth/factotum/p9sk1.c
index 0a79a361..d2d7eb89 100644
--- a/src/cmd/auth/factotum/p9sk1.c
+++ b/src/cmd/auth/factotum/p9sk1.c
@@ -93,7 +93,7 @@ p9skclient(Conv *c)
 		k = keyfetch(c, "%A", a);
 		if(k == nil)
 			goto out;
-		
+
 		/* relay ticket request to auth server, get tickets */
 		strcpy(tr.hostid, strfindattr(k->attr, "user"));
 		if(speakfor)
@@ -329,7 +329,7 @@ p9sk1close(Key *k)
 }
 
 static Role
-p9sk1roles[] = 
+p9sk1roles[] =
 {
 	"client",	p9skclient,
 	"server",	p9skserver,
@@ -337,7 +337,7 @@ p9sk1roles[] =
 };
 
 static Role
-p9sk2roles[] = 
+p9sk2roles[] =
 {
 	"client",	p9skclient,
 	"server",	p9skserver,
@@ -356,4 +356,3 @@ Proto p9sk2 = {
 	"p9sk2",
 	p9sk2roles
 };
-
diff --git a/src/cmd/auth/factotum/pass.c b/src/cmd/auth/factotum/pass.c
index 453045ce..ddda9596 100644
--- a/src/cmd/auth/factotum/pass.c
+++ b/src/cmd/auth/factotum/pass.c
@@ -15,12 +15,12 @@ static int
 passproto(Conv *c)
 {
 	Key *k;
-	
+
 	k = keyfetch(c, "%A", c->attr);
 	if(k == nil)
 		return -1;
 	c->state = "write";
-	convprint(c, "%q %q", 
+	convprint(c, "%q %q",
 		strfindattr(k->attr, "user"),
 		strfindattr(k->privattr, "!password"));
 	return 0;
diff --git a/src/cmd/auth/factotum/pkcs1.c b/src/cmd/auth/factotum/pkcs1.c
index f3278454..0e116f2d 100644
--- a/src/cmd/auth/factotum/pkcs1.c
+++ b/src/cmd/auth/factotum/pkcs1.c
@@ -12,7 +12,7 @@
  *
  * We sign hashes of messages instead of the messages
  * themselves.
- * 
+ *
  * The hashes are encoded in ASN.1 DER to identify
  * the signature type, and then prefixed with 0x01 PAD 0x00
  * where PAD is as many 0xFF bytes as desired.
@@ -138,7 +138,7 @@ mptoberjust(mpint *b, uchar *buf, uint len)
 #define O3(x)	\
 	(((x)>>14)&0x7F)|0x80, \
 	(((x)>>7)&0x7F)|0x80, \
-	((x)&0x7F)	
+	((x)&0x7F)
 uchar oidsha1[] = { O0(1, 3), 14, 3, 2, 26 };
 uchar oidmd2[] = { O0(1, 2), O2(840), O3(113549), 2, 2 };
 uchar oidmd5[] = { O0(1, 2), O2(840), O3(113549), 2, 5 };
@@ -174,11 +174,11 @@ mkasn1(uchar *asn1, DigestAlg *alg, uchar *d, uint dlen)
 		sysfatal("bad alg in mkasn1");
 		return -1;
 	}
-	
+
 	p = asn1;
 	*p++ = 0x30;	/* sequence */
 	p++;
-	
+
 	*p++ = 0x30;	/* another sequence */
 	p++;
 
@@ -186,12 +186,12 @@ mkasn1(uchar *asn1, DigestAlg *alg, uchar *d, uint dlen)
 	*p++ = olen;
 	memmove(p, obj, olen);
 	p += olen;
-	
+
 	*p++ = 0x05;	/* null */
 	*p++ = 0;
-	
+
 	asn1[3] = p - (asn1+4);	/* end of inner sequence */
-	
+
 	*p++ = 0x04;	/* octet string */
 	*p++ = dlen;
 	memmove(p, d, dlen);
@@ -200,4 +200,3 @@ mkasn1(uchar *asn1, DigestAlg *alg, uchar *d, uint dlen)
 	asn1[1] = p - (asn1+2);	/* end of outer sequence */
 	return p-asn1;
 }
-
diff --git a/src/cmd/auth/factotum/rpc.c b/src/cmd/auth/factotum/rpc.c
index ad894330..26d5fd4b 100644
--- a/src/cmd/auth/factotum/rpc.c
+++ b/src/cmd/auth/factotum/rpc.c
@@ -32,7 +32,7 @@
  *	done [haveai] - authentication is done [haveai: you can get an ai with authinfo]
  */
 
-char *rpcname[] = 
+char *rpcname[] =
 {
 	"unknown",
 	"authinfo",
@@ -196,7 +196,7 @@ rpcexec(Conv *c)
 			rpcrespond(c, "error conversation not successful");
 		else{
 			/* make up an auth info using the attr */
-			p = convAI2M((uchar*)c->reply+3, sizeof c->reply-3, 
+			p = convAI2M((uchar*)c->reply+3, sizeof c->reply-3,
 				strfindattr(c->attr, "cuid"),
 				strfindattr(c->attr, "suid"),
 				strfindattr(c->attr, "cap"),
@@ -341,4 +341,3 @@ convAI2M(uchar *p, int n, char *cuid, char *suid, char *cap, char *hex)
 		werrstr("authinfo too big");
 	return p;
 }
-
diff --git a/src/cmd/auth/factotum/rsa.c b/src/cmd/auth/factotum/rsa.c
index 95545f93..e59feaab 100644
--- a/src/cmd/auth/factotum/rsa.c
+++ b/src/cmd/auth/factotum/rsa.c
@@ -3,7 +3,7 @@
 
 /*
  * RSA authentication.
- * 
+ *
  * Encrypt/Decrypt:
  *	start n=xxx ek=xxx
  *	write msg
@@ -13,7 +13,7 @@
  *	start n=xxx ek=xxx
  *	write hash(msg)
  *	read signature(hash(msg))
- * 
+ *
  * Verify:
  *	start n=xxx ek=xxx
  *	write hash(msg)
@@ -44,14 +44,14 @@ xrsadecrypt(Conv *c)
 	if(k == nil)
 		goto out;
 	key = k->priv;
-	
+
 	/* make sure have private half if needed */
 	role = strfindattr(c->attr, "role");
 	if(strcmp(role, "decrypt") == 0 && !key->c2){
 		werrstr("missing private half of key -- cannot decrypt");
 		goto out;
 	}
-	
+
 	/* read text */
 	c->state = "read";
 	if((n=convreadm(c, &txt)) < 0)
@@ -60,7 +60,7 @@ xrsadecrypt(Conv *c)
 		convprint(c, "data too short");
 		goto out;
 	}
-	
+
 	/* encrypt/decrypt */
 	m = betomp((uchar*)txt, n, nil);
 	if(m == nil)
@@ -72,7 +72,7 @@ xrsadecrypt(Conv *c)
 	if(mm == nil)
 		goto out;
 	n = mptobe(mm, (uchar*)buf, sizeof buf, nil);
-	
+
 	/* send response */
 	c->state = "write";
 	convwrite(c, buf, n);
@@ -98,7 +98,7 @@ xrsasign(Conv *c)
 	char *sig2;
 
 	ret = -1;
-	
+
 	/* fetch key */
 	c->state = "keylookup";
 	k = keylookup("%A", c->attr);
@@ -112,7 +112,7 @@ xrsasign(Conv *c)
 		werrstr("missing private half of key -- cannot sign");
 		goto out;
 	}
-	
+
 	/* get hash type from key */
 	hash = strfindattr(k->attr, "hash");
 	if(hash == nil)
@@ -144,7 +144,7 @@ xrsasign(Conv *c)
 		/* read signature */
 		if((n = convreadm(c, &sig2)) < 0)
 			goto out;
-			
+
 		/* verify */
 		if(rsaverify(&key->pub, hashfn, digest, dlen, (uchar*)sig2, n) == 0)
 			convprint(c, "ok");
@@ -160,7 +160,7 @@ out:
 }
 
 /*
- * convert to canonical form (lower case) 
+ * convert to canonical form (lower case)
  * for use in attribute matches.
  */
 static void
@@ -180,22 +180,22 @@ readrsapriv(Key *k)
 
 	priv = rsaprivalloc();
 
-	if((a=strfindattr(k->attr, "ek"))==nil 
+	if((a=strfindattr(k->attr, "ek"))==nil
 	|| (priv->pub.ek=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->attr, "n"))==nil 
+	if((a=strfindattr(k->attr, "n"))==nil
 	|| (priv->pub.n=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
 	if(k->privattr == nil)	/* only public half */
 		return priv;
 
-	if((a=strfindattr(k->privattr, "!p"))==nil 
+	if((a=strfindattr(k->privattr, "!p"))==nil
 	|| (priv->p=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->privattr, "!q"))==nil 
+	if((a=strfindattr(k->privattr, "!q"))==nil
 	|| (priv->q=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
@@ -203,19 +203,19 @@ readrsapriv(Key *k)
 		werrstr("rsa: p or q not prime");
 		goto Error;
 	}
-	if((a=strfindattr(k->privattr, "!kp"))==nil 
+	if((a=strfindattr(k->privattr, "!kp"))==nil
 	|| (priv->kp=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->privattr, "!kq"))==nil 
+	if((a=strfindattr(k->privattr, "!kq"))==nil
 	|| (priv->kq=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->privattr, "!c2"))==nil 
+	if((a=strfindattr(k->privattr, "!c2"))==nil
 	|| (priv->c2=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
-	if((a=strfindattr(k->privattr, "!dk"))==nil 
+	if((a=strfindattr(k->privattr, "!dk"))==nil
 	|| (priv->dk=strtomp(a, nil, 16, nil))==nil)
 		goto Error;
 	strlwr(a);
@@ -230,7 +230,7 @@ static int
 rsacheck(Key *k)
 {
 	static int first = 1;
-	
+
 	if(first){
 		fmtinstall('B', mpfmt);
 		first = 0;
@@ -251,7 +251,7 @@ rsaclose(Key *k)
 }
 
 static Role
-rsaroles[] = 
+rsaroles[] =
 {
 	"sign",	xrsasign,
 	"verify",	xrsasign,	/* public operation */
diff --git a/src/cmd/auth/factotum/secstore.c b/src/cmd/auth/factotum/secstore.c
index c17c3cf2..9928d361 100644
--- a/src/cmd/auth/factotum/secstore.c
+++ b/src/cmd/auth/factotum/secstore.c
@@ -659,4 +659,3 @@ Out:
 		free(sta);
 	return rv;
 }
-
diff --git a/src/cmd/auth/factotum/std.h b/src/cmd/auth/factotum/std.h
index 814664e0..52c55b7c 100644
--- a/src/cmd/auth/factotum/std.h
+++ b/src/cmd/auth/factotum/std.h
@@ -7,4 +7,3 @@
 #include <thread.h>
 #include <fcall.h>
 #include <9p.h>
-
diff --git a/src/cmd/auth/factotum/util.c b/src/cmd/auth/factotum/util.c
index accddddd..dce37dca 100644
--- a/src/cmd/auth/factotum/util.c
+++ b/src/cmd/auth/factotum/util.c
@@ -50,5 +50,3 @@ estrappend(char *s, char *fmt, ...)
 	free(t);
 	return s;
 }
-
-
diff --git a/src/cmd/auth/factotum/wep.c b/src/cmd/auth/factotum/wep.c
index 1d516db2..701018e7 100644
--- a/src/cmd/auth/factotum/wep.c
+++ b/src/cmd/auth/factotum/wep.c
@@ -11,11 +11,11 @@ wepclient(Conv *c)
 	char *dev, buf[128], *p, *kp;
 	Key *k;
 	int ret, fd, cfd;
-	
+
 	fd = cfd = -1;
 	ret = -1;
 	dev = nil;
-	
+
 	if((k = keylookup("%A !key1?", c->attr)) == nil
 	&& (k = keylookup("%A !key2?", c->attr)) == nil
 	&& (k = keylookup("%A !key3?", c->attr)) == nil){
@@ -73,7 +73,7 @@ static Role weproles[] = {
 	0
 };
 
-Proto wep = 
+Proto wep =
 {
 	"wep",
 	weproles,
diff --git a/src/cmd/auth/factotum/xio.c b/src/cmd/auth/factotum/xio.c
index 2e6b141b..116fccaf 100644
--- a/src/cmd/auth/factotum/xio.c
+++ b/src/cmd/auth/factotum/xio.c
@@ -9,7 +9,7 @@ xioproc(void)
 {
 	Ioproc *c;
 	int i;
-	
+
 	for(i=0; i<ncache; i++){
 		if(c = cache[i]){
 			cache[i] = nil;
@@ -162,4 +162,3 @@ xioasgetticket(int fd, char *trbuf, char *tbuf)
 		n = 0;
 	return n;
 }
-