From 74dd0321756f968c595487f694fbe74ad00f0624 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Tue, 7 Dec 2010 13:34:11 -0500
Subject: delete 9P2000.u

thanks to Erik Quanstrom

R=rsc
http://codereview.appspot.com/3469042
---
 src/lib9pclient/dirread.c | 12 ++++++------
 src/lib9pclient/fs.c      | 10 ++++------
 src/lib9pclient/fsimpl.h  |  1 -
 src/lib9pclient/stat.c    |  2 +-
 src/lib9pclient/wstat.c   |  4 ++--
 5 files changed, 13 insertions(+), 16 deletions(-)

(limited to 'src/lib9pclient')

diff --git a/src/lib9pclient/dirread.c b/src/lib9pclient/dirread.c
index c2b13882..32c59783 100644
--- a/src/lib9pclient/dirread.c
+++ b/src/lib9pclient/dirread.c
@@ -7,7 +7,7 @@
 #include "fsimpl.h"
 
 static long
-dirpackage(uchar *buf, long ts, Dir **d, int dotu)
+dirpackage(uchar *buf, long ts, Dir **d)
 {
 	char *s;
 	long ss, i, n, nn, m;
@@ -23,7 +23,7 @@ dirpackage(uchar *buf, long ts, Dir **d, int dotu)
 	n = 0;
 	for(i = 0; i < ts; i += m){
 		m = BIT16SZ + GBIT16(&buf[i]);
-		if(statchecku(&buf[i], m, dotu) < 0)
+		if(statcheck(&buf[i], m) < 0)
 			break;
 		ss += m;
 		n++;
@@ -43,7 +43,7 @@ dirpackage(uchar *buf, long ts, Dir **d, int dotu)
 	nn = 0;
 	for(i = 0; i < ts; i += m){
 		m = BIT16SZ + GBIT16((uchar*)&buf[i]);
-		if(nn >= n || convM2Du(&buf[i], m, *d + nn, s, dotu) != m){
+		if(nn >= n || convM2D(&buf[i], m, *d + nn, s) != m){
 			free(*d);
 			*d = nil;
 			return -1;
@@ -66,7 +66,7 @@ fsdirread(CFid *fid, Dir **d)
 		return -1;
 	ts = fsread(fid, buf, DIRMAX);
 	if(ts >= 0)
-		ts = dirpackage(buf, ts, d, fid->fs->dotu);
+		ts = dirpackage(buf, ts, d);
 	free(buf);
 	return ts;
 }
@@ -92,9 +92,9 @@ fsdirreadall(CFid *fid, Dir **d)
 		ts += n;
 	}
 	if(ts >= 0){
-		ts = dirpackage(buf, ts, d, fid->fs->dotu);
+		ts = dirpackage(buf, ts, d);
 		if(ts < 0)
-			werrstr("malformed directory contents [dotu=%d]", fid->fs->dotu);
+			werrstr("malformed directory contents");
 	}
 	free(buf);
 	if(ts == 0 && n < 0)
diff --git a/src/lib9pclient/fs.c b/src/lib9pclient/fs.c
index 169f1206..c6b1c3e9 100644
--- a/src/lib9pclient/fs.c
+++ b/src/lib9pclient/fs.c
@@ -49,14 +49,12 @@ fsinit(int fd)
 	fs->iosend = ioproc();
 	muxinit(&fs->mux);
 	
-	strcpy(fs->version, "9P2000.u");
+	strcpy(fs->version, "9P2000");
 	if((n = fsversion(fs, 8192, fs->version, sizeof fs->version)) < 0){
 		werrstr("fsversion: %r");
 		_fsunmount(fs);
 		return nil;
 	}
-	if(strcmp(fs->version, "9P2000.u") == 0)
-		fs->dotu = 1;
 	fs->msize = n;
 	return fs;
 }
@@ -208,7 +206,7 @@ _fsrpc(CFsys *fs, Fcall *tx, Fcall *rx, void **freep)
 	int n, nn;
 	void *tpkt, *rpkt;
 
-	n = sizeS2Mu(tx, fs->dotu);
+	n = sizeS2M(tx);
 	tpkt = malloc(n);
 	if(freep)
 		*freep = nil;
@@ -217,7 +215,7 @@ _fsrpc(CFsys *fs, Fcall *tx, Fcall *rx, void **freep)
 	tx->tag = 0;
 	if(chatty9pclient)
 		fprint(2, "<- %F\n", tx);
-	nn = convS2Mu(tx, tpkt, n, fs->dotu);
+	nn = convS2M(tx, tpkt, n);
 	if(nn != n){
 		free(tpkt);
 		werrstr("lib9pclient: sizeS2M convS2M mismatch");
@@ -231,7 +229,7 @@ _fsrpc(CFsys *fs, Fcall *tx, Fcall *rx, void **freep)
 		return -1;
 	}
 	n = GBIT32((uchar*)rpkt);
-	nn = convM2Su(rpkt, n, rx, fs->dotu);
+	nn = convM2S(rpkt, n, rx);
 	if(nn != n){
 		free(rpkt);
 		werrstr("lib9pclient: convM2S packet size mismatch %d %d", n, nn);
diff --git a/src/lib9pclient/fsimpl.h b/src/lib9pclient/fsimpl.h
index d609dde8..9c5c5553 100644
--- a/src/lib9pclient/fsimpl.h
+++ b/src/lib9pclient/fsimpl.h
@@ -14,7 +14,6 @@ void *_fsnbqrecv(Queue*);
 struct CFsys
 {
 	char version[20];
-	int dotu;
 	int msize;
 	QLock lk;
 	int fd;
diff --git a/src/lib9pclient/stat.c b/src/lib9pclient/stat.c
index 594f8be1..9c69446a 100644
--- a/src/lib9pclient/stat.c
+++ b/src/lib9pclient/stat.c
@@ -42,7 +42,7 @@ fsdirfstat(CFid *fid)
 		free(freep);
 		return nil;
 	}
-	n = convM2Du(rx.stat, rx.nstat, d, (char*)&d[1], fs->dotu);
+	n = convM2D(rx.stat, rx.nstat, d, (char*)&d[1]);
 	free(freep);
 	if(n != rx.nstat){
 		free(d);
diff --git a/src/lib9pclient/wstat.c b/src/lib9pclient/wstat.c
index cc193d25..26e44f8e 100644
--- a/src/lib9pclient/wstat.c
+++ b/src/lib9pclient/wstat.c
@@ -28,11 +28,11 @@ fsdirfwstat(CFid *fid, Dir *d)
 	int n, nn;
 	Fcall tx, rx;
 
-	n = sizeD2Mu(d, fid->fs->dotu);
+	n = sizeD2M(d);
 	a = malloc(n);
 	if(a == nil)
 		return -1;
-	nn = convD2Mu(d, a, n, fid->fs->dotu);
+	nn = convD2M(d, a, n);
 	if(n != nn){
 		werrstr("convD2M and sizeD2M disagree");
 		free(a);
-- 
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