sync up dossrv removing leftover debugging.

Reference: /n/atom/patch/applied2013/dossrvupd
Date: Wed Jun 19 23:24:54 CES 2013
Signed-off-by: quanstro@quanstro.net

--- /sys/src/cmd/dossrv/devio.c	Wed Jun 19 23:24:30 2013
+++ /sys/src/cmd/dossrv/devio.c	Wed Jun 19 23:24:30 2013
@@ -27,7 +27,6 @@
 
 	if(xf->dev < 0)
 		return -1;
-	chat("(pread(%ld, %lld)", n, xf->offset+(vlong)addr*Sectorsize);
 	nread = pread(xf->dev, buf, n, xf->offset+(vlong)addr*Sectorsize);
 	if (nread == n)
 		return 0;
--- /sys/src/cmd/dossrv/dossubs.c	Wed Jun 19 23:24:30 2013
+++ /sys/src/cmd/dossrv/dossubs.c	Wed Jun 19 23:24:30 2013
@@ -950,7 +950,6 @@
 	o = offset%bp->sectsize;
 	while(count > 0){
 		addr = fileaddr(f, isect++, 0);
-chat("addr = %d->%d\n", isect-1, addr);
 		if(addr < 0)
 			break;
 		c = bp->sectsize - o;
@@ -1137,6 +1136,13 @@
 	*p = 0;
 }
 
+Rune
+utfbe16(uchar *buf)
+{
+	/* not extended-plane capable */
+	return buf[0] | buf[1]<<8;
+}
+
 static char*
 getnamerunes(char *dst, uchar *buf, int step)
 {
@@ -1147,15 +1153,15 @@
 	d = dbuf;
 	r = 1;
 	for(i = 1; r && i < 11; i += 2){
-		r = buf[i] | (buf[i+1] << 8);
+		r = utfbe16(buf + i);
 		d += runetochar(d, &r);
 	}
 	for(i = 14; r && i < 26; i += 2){
-		r = buf[i] | (buf[i+1] << 8);
+		r = utfbe16(buf + i);
 		d += runetochar(d, &r);
 	}
 	for(i = 28; r && i < 32; i += 2){
-		r = buf[i] | (buf[i+1] << 8);
+		r = utfbe16(buf + i);
 		d += runetochar(d, &r);
 	}
 
@@ -1860,36 +1866,6 @@
 		fprint(2, "bad fat info sector: %d reserved %d; %d >= %d\n", bsec, res, fisec, res);
 }
 
-static char*
-sanitize(char *s, char *e, Dosdir *d)
-{
-	char c, *p, buf[8+3+2];
-	int i, j;
-
-	j = 0;
-	p = (char*)d->name;
-	for(i = 0; i < 8; i++){
-		c = p[i];
-		if(c == 0)
-			break;
-		if(c & 0x80 || c < ' ')
-			c = '-';
-		buf[j++] = c;
-	}
-	buf[j++] = '.';
-	p = (char*)d->ext;
-	for(i = 0; i < 3; i++){
-		c = p[i];
-		if(c == 0)
-			break;
-		if(c & 0x80 || c < ' ')
-			c = '-';
-		buf[j++] = c;
-	}
-	buf[j] = 0;
-	return seprint(s, e, "\"%s\" ", buf);
-}
-
 void
 dirdump(void *vdbuf)
 {
@@ -1913,8 +1889,7 @@
 		name = getnamerunes(name, dbuf, 1);
 		seprint(buf, ebuf, "\"%s\" %2.2x %2.2ux %2.2ux %d", name, dbuf[0], dbuf[12], dbuf[13], GSHORT(d->start));
 	}else{
-//		s = seprint(buf, ebuf, "\"%.8s.%.3s\" ", (char*)d->name, (char*)d->ext);
-		s = sanitize(buf, ebuf, d);
+		s = seprint(buf, ebuf, "\"%.8s.%.3s\" ", (char*)d->name, (char*)d->ext);
 		for(i=7; i>=0; i--)
 			*s++ = d->attr&(1<<i) ? attrchar[i] : '-';
 	
--- /sys/src/cmd/dossrv/iotrack.c	Wed Jun 19 23:24:30 2013
+++ /sys/src/cmd/dossrv/iotrack.c	Wed Jun 19 23:24:30 2013
@@ -22,7 +22,6 @@
 Iosect *
 getsect(Xfs *xf, long addr)
 {
-chat("getsect %ld from %#p\n", addr, getcallerpc(&xf));
 	return getiosect(xf, addr, 1);
 }
 
@@ -54,14 +53,12 @@
 	p = t->tp->p[toff];
 	if(p == 0){
 		p = newsect();
-chat("getiosect(%ld) NEW %p\n", addr, p);
 		t->tp->p[toff] = p;
 		p->flags = t->flags&BSTALE;
 		p->lock.key = 0;
 		p->t = t;
 		p->iobuf = t->tp->buf[toff];
 	}
-else chat("getiosect(%ld) recycle %p from %#p\n", addr, p, getcallerpc(&xf));
 	unmlock(&t->lock);
 	mlock(&p->lock);
 	return p;