Trivial changes: whitespace and modes.

Remote whitespace at the ends of lines.
Remove blank lines from the ends of files.
Change modes on source files so that they
are not executable.

Signed-off-by: Dan Cross <cross@gajendra.net>

46 files changed, 143 insertions, 171 deletions

diff --git a/src/cmd/auth/dsa2pub.c b/src/cmd/auth/dsa2pub.c
index d5f26bfc..68427527 100644
--- a/src/cmd/auth/dsa2pub.c
+++ b/src/cmd/auth/dsa2pub.c
@@ -35,7 +35,7 @@ main(int argc, char **argv)
 		sysfatal("%r");
 
 	s = smprint("key %A p=%lB q=%lB alpha=%lB key=%lB\n",
-		a, 
+		a,
 		key->pub.p, key->pub.q, key->pub.alpha, key->pub.key);
 	if(s == nil)
 		sysfatal("smprint: %r");
diff --git a/src/cmd/auth/dsa2ssh.c b/src/cmd/auth/dsa2ssh.c
index 489f2d21..26f9ff6d 100644
--- a/src/cmd/auth/dsa2ssh.c
+++ b/src/cmd/auth/dsa2ssh.c
@@ -18,7 +18,7 @@ main(int argc, char **argv)
 	DSApriv *k;
 	char *comment;
 	uchar buf[8192], *p;
-	
+
 	fmtinstall('B', mpfmt);
 	fmtinstall('[', encodefmt);
 	comment = "";
diff --git a/src/cmd/auth/dsagen.c b/src/cmd/auth/dsagen.c
index cb618ede..d938cf5d 100644
--- a/src/cmd/auth/dsagen.c
+++ b/src/cmd/auth/dsagen.c
@@ -43,6 +43,6 @@ main(int argc, char **argv)
 
 	if(write(1, s, strlen(s)) != strlen(s))
 		sysfatal("write: %r");
-	
+
 	exits(nil);
 }
diff --git a/src/cmd/auth/dsasign.c b/src/cmd/auth/dsasign.c
index 913385f9..594e84e2 100644
--- a/src/cmd/auth/dsasign.c
+++ b/src/cmd/auth/dsasign.c
@@ -30,10 +30,10 @@ threadmain(int argc, char **argv)
 	uchar digest[SHA1dlen];
 	AuthRpc *rpc;
 	Fmt fmt;
-	
+
 	fmtinstall('[', encodefmt);
 	fmtinstall('H', encodefmt);
-	
+
 	verify = 0;
 	id = "";
 	ARGBEGIN{
@@ -46,7 +46,7 @@ threadmain(int argc, char **argv)
 	default:
 		usage();
 	}ARGEND
-	
+
 	if(argc != 1)
 		usage();
 	key = argv[0];
@@ -68,7 +68,7 @@ threadmain(int argc, char **argv)
 		auth_freerpc(rpc);
 		threadexits("rpc");
 	}
-	
+
 	print("+%s\n", id);
 
 	Binit(&b, 0, OREAD);
@@ -96,7 +96,7 @@ keytomp(Attr *a, char *name)
 {
 	char *p;
 	mpint *m;
-	
+
 	p = _strfindattr(a, name);
 	if(p == nil)
 		sysfatal("missing key attribute %s", name);
@@ -117,7 +117,7 @@ doVerify(void)
 	Attr *a;
 	DSAsig dsig;
 	DSApub dkey;
-	
+
 	a = _parseattr(key);
 	if(a == nil)
 		sysfatal("invalid key");
@@ -159,7 +159,7 @@ end:
 
 	if(dsaverify(&dkey, &dsig, betomp(digest, sizeof digest, nil)) < 0)
 		sysfatal("signature failed to verify: %r");
-	
+
 	write(1, text, strlen(text));
 	threadexitsall(0);
 }
@@ -169,7 +169,7 @@ getline(int *np)
 {
 	char *p;
 	int n;
-	
+
 	if((p = Brdline(&b, '\n')) == nil)
 		return nil;
 	n = Blinelen(&b);
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;
 }
-
diff --git a/src/cmd/auth/passwd.c b/src/cmd/auth/passwd.c
index da23638f..0b5e0453 100644
--- a/src/cmd/auth/passwd.c
+++ b/src/cmd/auth/passwd.c
@@ -41,7 +41,7 @@ void
 readln(char *prompt, char *buf, int nbuf, int secret)
 {
 	char *p;
-	
+
 	p = readcons(prompt, nil, secret);
 	if(p == nil)
 		sysfatal("user terminated input");
diff --git a/src/cmd/auth/respond.c b/src/cmd/auth/respond.c
index c6634220..68f9d400 100644
--- a/src/cmd/auth/respond.c
+++ b/src/cmd/auth/respond.c
@@ -30,5 +30,3 @@ main(int argc, char **argv)
 	write(1, buf, n);
 	print("\n");
 }
-
-	
\ No newline at end of file
diff --git a/src/cmd/auth/rsa2any.c b/src/cmd/auth/rsa2any.c
index 8538ac38..e306cdec 100644
--- a/src/cmd/auth/rsa2any.c
+++ b/src/cmd/auth/rsa2any.c
@@ -109,27 +109,27 @@ getkey(int argc, char **argv, int needprivate, Attr **pa)
 	}
 	if((key->kp = strtomp(p, &p, 16, nil)) == nil || *p != 0){
 		fprint(2, "warning: bad !kp\n");
-		regen = 1;	
+		regen = 1;
 		goto regen;
 	}
 	if((p = _strfindattr(a, "!kq")) == nil){
 		fprint(2, "warning: no !kq\n");
-		regen = 1;	
+		regen = 1;
 		goto regen;
 	}
 	if((key->kq = strtomp(p, &p, 16, nil)) == nil || *p != 0){
 		fprint(2, "warning: bad !kq\n");
-		regen = 1;	
+		regen = 1;
 		goto regen;
 	}
 	if((p = _strfindattr(a, "!c2")) == nil){
 		fprint(2, "warning: no !c2\n");
-		regen = 1;	
+		regen = 1;
 		goto regen;
 	}
 	if((key->c2 = strtomp(p, &p, 16, nil)) == nil || *p != 0){
 		fprint(2, "warning: bad !c2\n");
-		regen = 1;	
+		regen = 1;
 		goto regen;
 	}
 regen:
@@ -285,7 +285,7 @@ uchar*
 putmp2(uchar *p, mpint *b)
 {
 	int bits, n;
-	
+
 	if(mpcmp(b, mpzero) == 0)
 		return put4(p, 0);
 	bits = mpsignif(b);
diff --git a/src/cmd/auth/rsa2pub.c b/src/cmd/auth/rsa2pub.c
index c0a208a7..e45c0491 100644
--- a/src/cmd/auth/rsa2pub.c
+++ b/src/cmd/auth/rsa2pub.c
@@ -35,7 +35,7 @@ main(int argc, char **argv)
 		sysfatal("%r");
 
 	s = smprint("key %A size=%d ek=%lB n=%lB\n",
-		a, 
+		a,
 		mpsignif(key->pub.n), key->pub.ek, key->pub.n);
 	if(s == nil)
 		sysfatal("smprint: %r");
diff --git a/src/cmd/auth/rsa2ssh.c b/src/cmd/auth/rsa2ssh.c
index 3de2792e..9951106b 100644
--- a/src/cmd/auth/rsa2ssh.c
+++ b/src/cmd/auth/rsa2ssh.c
@@ -19,7 +19,7 @@ main(int argc, char **argv)
 {
 	RSApriv *k;
 	char *comment;
-	
+
 	fmtinstall('B', mpfmt);
 	fmtinstall('[', encodefmt);
 	comment = "";
@@ -42,7 +42,7 @@ main(int argc, char **argv)
 
 	if(ssh2){
 		uchar buf[8192], *p;
-		
+
 		p = buf;
 		p = put4(p, 7);
 		p = putn(p, "ssh-rsa", 7);
diff --git a/src/cmd/auth/rsafill.c b/src/cmd/auth/rsafill.c
index 08cb8599..efab877e 100644
--- a/src/cmd/auth/rsafill.c
+++ b/src/cmd/auth/rsafill.c
@@ -35,7 +35,7 @@ main(int argc, char **argv)
 		sysfatal("%r");
 
 	s = smprint("key %A size=%d ek=%lB !dk=%lB n=%lB !p=%lB !q=%lB !kp=%lB !kq=%lB !c2=%lB\n",
-		a, 
+		a,
 		mpsignif(key->pub.n), key->pub.ek,
 		key->dk, key->pub.n, key->p, key->q,
 		key->kp, key->kq, key->c2);
diff --git a/src/cmd/auth/rsagen.c b/src/cmd/auth/rsagen.c
index d51560b6..2ca99d34 100644
--- a/src/cmd/auth/rsagen.c
+++ b/src/cmd/auth/rsagen.c
@@ -55,6 +55,6 @@ main(int argc, char **argv)
 
 	if(write(1, s, strlen(s)) != strlen(s))
 		sysfatal("write: %r");
-	
+
 	exits(nil);
 }
diff --git a/src/cmd/auth/secstore/SConn.c b/src/cmd/auth/secstore/SConn.c
index 07e92327..9ffb3d93 100644
--- a/src/cmd/auth/secstore/SConn.c
+++ b/src/cmd/auth/secstore/SConn.c
@@ -211,4 +211,3 @@ readstr(SConn *conn, char *s)
 	}
 	return n;
 }
-
diff --git a/src/cmd/auth/secstore/SConn.h b/src/cmd/auth/secstore/SConn.h
index 31765f3e..09ddb637 100644
--- a/src/cmd/auth/secstore/SConn.h
+++ b/src/cmd/auth/secstore/SConn.h
@@ -23,4 +23,3 @@ extern int readstr(SConn*, char*);  /* call with buf of size Maxmsg+1 */
 extern void *emalloc(ulong); /* dies on failure; clears memory */
 extern void *erealloc(void *, ulong);
 extern char *estrdup(char *);
-
diff --git a/src/cmd/auth/secstore/dirls.c b/src/cmd/auth/secstore/dirls.c
index eaae8cdc..39542a52 100644
--- a/src/cmd/auth/secstore/dirls.c
+++ b/src/cmd/auth/secstore/dirls.c
@@ -84,4 +84,3 @@ dirls(char *path)
 	free(dirbuf);
 	return list;
 }
-
diff --git a/src/cmd/auth/secstore/pak.c b/src/cmd/auth/secstore/pak.c
index effc01d9..1f1a09c5 100644
--- a/src/cmd/auth/secstore/pak.c
+++ b/src/cmd/auth/secstore/pak.c
@@ -341,4 +341,3 @@ done:
 	mpfree(H);
 	return rc;
 }
-
diff --git a/src/cmd/auth/secstore/password.c b/src/cmd/auth/secstore/password.c
index b2a00e72..c9e63d19 100644
--- a/src/cmd/auth/secstore/password.c
+++ b/src/cmd/auth/secstore/password.c
@@ -133,4 +133,3 @@ freePW(PW *pw)
 	mpfree(pw->Hi);
 	free(pw);
 }
-
diff --git a/src/cmd/auth/secstore/secstore.c b/src/cmd/auth/secstore/secstore.c
index 571c6fae..2b33e5d4 100644
--- a/src/cmd/auth/secstore/secstore.c
+++ b/src/cmd/auth/secstore/secstore.c
@@ -85,7 +85,7 @@ getfile(SConn *conn, char *gf, uchar **buf, ulong *buflen, uchar *key, int nkey)
 		return 0;
 	}
 
-	/* conn is already encrypted against wiretappers, 
+	/* conn is already encrypted against wiretappers,
 		but gf is also encrypted against server breakin. */
 	if(buf == nil && (fd =create(gf, OWRITE, 0600)) < 0){
 		fprint(2, "can't open %s: %r\n", gf);
@@ -197,7 +197,7 @@ putfile(SConn *conn, char *pf, uchar *buf, ulong len, uchar *key, int nkey)
 				return -1;
 			}
 		}else{
-			if((n = len - bufi) > Maxmsg-ivo)	
+			if((n = len - bufi) > Maxmsg-ivo)
 				n = Maxmsg-ivo;
 			memcpy(b+ivo, buf+bufi, n);
 			bufi += n;
@@ -578,4 +578,3 @@ main(int argc, char **argv)
 	exits("");
 	return 0;
 }
-
diff --git a/src/cmd/auth/secstore/secstore.h b/src/cmd/auth/secstore/secstore.h
index d9cb807d..dfc07730 100644
--- a/src/cmd/auth/secstore/secstore.h
+++ b/src/cmd/auth/secstore/secstore.h
@@ -28,4 +28,3 @@ char *PAK_Hi(char *, char *, mpint *, mpint *);
 #define LOG "secstore"
 
 extern	char	*SECSTORE_DIR;
-
diff --git a/src/cmd/auth/secstore/secstored.c b/src/cmd/auth/secstore/secstored.c
index 9a3c4b66..d32ec64c 100644
--- a/src/cmd/auth/secstore/secstored.c
+++ b/src/cmd/auth/secstore/secstored.c
@@ -24,7 +24,7 @@ usage(void)
 static int
 getdir(SConn *conn, char *id)
 {
-	char *ls, *s; 
+	char *ls, *s;
 	uchar *msg;
 	int n, len;
 
@@ -417,4 +417,3 @@ main(int argc, char **argv)
 		}
 	}
 }
-
diff --git a/src/cmd/auth/secstore/secureidcheck.c b/src/cmd/auth/secstore/secureidcheck.c
index 8ef6f6aa..9d8e81ad 100644
--- a/src/cmd/auth/secstore/secureidcheck.c
+++ b/src/cmd/auth/secstore/secureidcheck.c
@@ -417,7 +417,7 @@ secureidcheck(char *user, char *response)
 			resp = nil;
 			continue;
 		}
-	
+
 		switch(resp->code){
 		case R_AccessAccept:
 			syslog(0, AUTHLOG, "%s accepted ruser=%s", dest, ruser);
diff --git a/src/cmd/auth/secstore/secuser.c b/src/cmd/auth/secstore/secuser.c
index 31ba184b..8e4eae60 100644
--- a/src/cmd/auth/secstore/secuser.c
+++ b/src/cmd/auth/secstore/secuser.c
@@ -241,4 +241,3 @@ userinput(char *buf, int blen)
 			exits("input too large");
 	}
 }
-
diff --git a/src/cmd/auth/ssh-agent.c b/src/cmd/auth/ssh-agent.c
index 40516a77..c3b0c7ef 100644
--- a/src/cmd/auth/ssh-agent.c
+++ b/src/cmd/auth/ssh-agent.c
@@ -25,7 +25,7 @@ enum		/* agent protocol packet types */
 	SSH_AGENTC_ADD_RSA_IDENTITY,
 	SSH_AGENTC_REMOVE_RSA_IDENTITY,
 	SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES,
-	
+
 	SSH2_AGENTC_REQUEST_IDENTITIES = 11,
 	SSH2_AGENT_IDENTITIES_ANSWER,
 	SSH2_AGENTC_SIGN_REQUEST,
@@ -42,12 +42,12 @@ enum		/* agent protocol packet types */
 	SSH_AGENTC_ADD_RSA_ID_CONSTRAINED,
 	SSH2_AGENTC_ADD_ID_CONSTRAINED,
 	SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED,
-	
+
 	SSH_AGENT_CONSTRAIN_LIFETIME = 1,
 	SSH_AGENT_CONSTRAIN_CONFIRM = 2,
 
 	SSH2_AGENT_FAILURE = 30,
-	
+
 	SSH_COM_AGENT2_FAILURE = 102,
 	SSH_AGENT_OLD_SIGNATURE = 0x01
 };
@@ -121,12 +121,12 @@ threadmain(int argc, char **argv)
 	default:
 		usage();
 	}ARGEND
-	
+
 	if(argc > 1)
 		usage();
 	if(argc == 1)
 		factotum = argv[0];
-		
+
 	if(dotextlist)
 		listkeystext();
 
@@ -145,7 +145,7 @@ threadmain(int argc, char **argv)
 
 	if((afd = announce(addr, adir)) < 0)
 		sysfatal("announce %s: %r", addr);
-	
+
 	print("SSH_AUTH_SOCK=%s;\n", sock);
 	if(export)
 		print("export SSH_AUTH_SOCK;\n");
@@ -178,7 +178,7 @@ agentproc(void *v)
 {
 	Aconn *a;
 	int n;
-	
+
 	a = v;
 	a->fd = accept(a->ctl, a->dir);
 	close(a->ctl);
@@ -209,7 +209,7 @@ int
 get2(Msg *m)
 {
 	uint x;
-	
+
 	if(m->p+2 > m->ep)
 		return 0;
 	x = (m->p[0]<<8)|m->p[1];
@@ -232,7 +232,7 @@ uchar*
 getn(Msg *m, uint n)
 {
 	uchar *p;
-	
+
 	if(m->p+n > m->ep)
 		return nil;
 	p = m->p;
@@ -261,7 +261,7 @@ getmp(Msg *m)
 {
 	int n;
 	uchar *p;
-	
+
 	n = (get2(m)+7)/8;
 	if((p=getn(m, n)) == nil)
 		return nil;
@@ -273,7 +273,7 @@ getmp2(Msg *m)
 {
 	int n;
 	uchar *p;
-	
+
 	n = get4(m);
 	if((p = getn(m, n)) == nil)
 		return nil;
@@ -301,7 +301,7 @@ getm(Msg *m, Msg *mm)
 {
 	uint n;
 	uchar *p;
-	
+
 	n = get4(m);
 	if((p = getn(m, n)) == nil)
 		return nil;
@@ -347,7 +347,7 @@ void
 put4(Msg *m, uint n)
 {
 	uchar *p;
-	
+
 	p = ensure(m, 4);
 	p[0] = (n>>24)&0xFF;
 	p[1] = (n>>16)&0xFF;
@@ -359,7 +359,7 @@ void
 put2(Msg *m, uint n)
 {
 	uchar *p;
-	
+
 	p = ensure(m, 2);
 	p[0] = (n>>8)&0xFF;
 	p[1] = n&0xFF;
@@ -369,7 +369,7 @@ void
 put1(Msg *m, uint n)
 {
 	uchar *p;
-	
+
 	p = ensure(m, 1);
 	p[0] = n&0xFF;
 }
@@ -378,7 +378,7 @@ void
 putn(Msg *m, void *a, uint n)
 {
 	uchar *p;
-	
+
 	p = ensure(m, n);
 	memmove(p, a, n);
 }
@@ -388,7 +388,7 @@ putmp(Msg *m, mpint *b)
 {
 	int bits, n;
 	uchar *p;
-	
+
 	bits = mpsignif(b);
 	put2(m, bits);
 	n = (bits+7)/8;
@@ -401,7 +401,7 @@ putmp2(Msg *m, mpint *b)
 {
 	int bits, n;
 	uchar *p;
-	
+
 	if(mpcmp(b, mpzero) == 0){
 		put4(m, 0);
 		return;
@@ -421,7 +421,7 @@ void
 putstr(Msg *m, char *s)
 {
 	int n;
-	
+
 	n = strlen(s);
 	put4(m, n);
 	putn(m, s, n);
@@ -431,7 +431,7 @@ void
 putm(Msg *m, Msg *mm)
 {
 	uint n;
-	
+
 	n = mm->p - mm->bp;
 	put4(m, n);
 	putn(m, mm->bp, n);
@@ -450,7 +450,7 @@ reply(Aconn *a, Msg *m)
 {
 	uint n;
 	uchar *p;
-	
+
 	n = (m->p - m->bp) - 4;
 	p = m->bp;
 	p[0] = (n>>24)&0xFF;
@@ -513,7 +513,7 @@ void
 printattr(char **f, int nf)
 {
 	int i;
-	
+
 	print("#");
 	for(i=0; i<nf; i++)
 		print(" %s", f[i]);
@@ -571,7 +571,7 @@ RSApub*
 getrsapub(Msg *m)
 {
 	RSApub *k;
-	
+
 	k = rsapuballoc();
 	if(k == nil)
 		return nil;
@@ -624,7 +624,7 @@ putkey2(Msg *m, int (*put)(Msg*,char**,int), char **f, int nf)
 {
 	char *p;
 	Msg mm;
-	
+
 	newmsg(&mm);
 	if(put(&mm, f, nf) < 0)
 		return -1;
@@ -642,7 +642,7 @@ printkey(char *type, int (*put)(Msg*,char**,int), char **f, int nf)
 {
 	Msg m;
 	char *p;
-	
+
 	newmsg(&m);
 	if(put(&m, f, nf) < 0)
 		return -1;
@@ -660,7 +660,7 @@ DSApub*
 getdsapub(Msg *m)
 {
 	DSApub *k;
-	
+
 	k = dsapuballoc();
 	if(k == nil)
 		return nil;
@@ -825,7 +825,7 @@ dorsa(Aconn *a, mpint *mod, mpint *exp, mpint *chal, uchar chalbuf[32])
 		auth_freerpc(rpc);
 		return -1;
 	}
-	
+
 	p = mptoa(chal, 16, nil, 0);
 	if(p == nil){
 		fprint(2, "ssh-agent: dorsa: mptoa: %r\n");
@@ -874,7 +874,7 @@ keysign(Msg *mkey, Msg *mdata, Msg *msig)
 	DSApub *dsa;
 	char buf[4096];
 	uchar digest[SHA1dlen];
-	
+
 	s = getstr(mkey);
 	if(strcmp(s, "ssh-rsa") == 0){
 		rsa = getrsapub(mkey);
@@ -935,7 +935,7 @@ runmsg(Aconn *a)
 	uint len, flags;
 	DigestState *s;
 	Msg m, mkey, mdata, msig;
-	
+
 	if(a->ndata < 4)
 		return 0;
 	len = (a->data[0]<<24)|(a->data[1]<<16)|(a->data[2]<<8)|a->data[3];
@@ -993,7 +993,7 @@ runmsg(Aconn *a)
 			goto Failchal;
 		md5(sessid, 16, digest, s);
 		print("md5 %.*H %.*H => %.*H\n", 32, chalbuf, 16, sessid, MD5dlen, digest);
-		
+
 		newreply(&m, SSH_AGENT_RSA_RESPONSE);
 		putn(&m, digest, 16);
 		reply(a, &m);
@@ -1020,22 +1020,22 @@ runmsg(Aconn *a)
 		mreset(&msig);
 		reply(a, &m);
 		break;
-		
+
 	case SSH_AGENTC_ADD_RSA_IDENTITY:
 		/*
 			msg: n[4] mod[mp] pubexp[exp] privexp[mp]
 				p^-1 mod q[mp] p[mp] q[mp] comment[str]
 		 */
 		goto Failure;
-		
+
 	case SSH_AGENTC_REMOVE_RSA_IDENTITY:
 		/*
 			msg: n[4] mod[mp] pubexp[mp]
 		 */
 		goto Failure;
-		
+
 	}
-	
+
 	a->ndata -= 4+len;
 	memmove(a->data, a->data+4+len, a->ndata);
 	return 1;
@@ -1064,4 +1064,3 @@ erealloc(void *v, int n)
 	}
 	return v;
 }
-