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cwfs: handle DMTMP flag in create

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This commit is contained in:
cinap_lenrek 2017-03-06 03:07:03 +01:00
parent 5c6a03f4f4
commit 5fc5c18208
3 changed files with 13 additions and 16 deletions
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14
sys/src/cmd/cwfs/9p2.c
View file

@ -894,8 +894,8 @@ fs_create(Chan* chan, Fcall* f, Fcall* r)
error = Emode;
goto out;
}
if(f->perm & PDIR)
if((f->mode & OTRUNC) || (f->perm & PAPND) || (fmod & FWRITE))
if(f->perm & DMDIR)
if((f->mode & OTRUNC) || (f->perm & DMAPPEND) || (fmod & FWRITE))
goto badaccess;
/*
* do it
@ -921,20 +921,22 @@ fs_create(Chan* chan, Fcall* f, Fcall* r)
d1->uid = file->uid;
d1->gid = d->gid;
f->perm &= d->mode | ~0666;
if(f->perm & PDIR)
if(f->perm & DMDIR)
f->perm &= d->mode | ~0777;
}
d1->qid.path = path;
d1->qid.version = 0;
d1->mode = DALLOC | (f->perm & 0777);
if(f->perm & PDIR) {
if(f->perm & DMDIR) {
d1->mode |= DDIR;
d1->qid.path |= QPDIR;
}
if(f->perm & PAPND)
if(f->perm & DMAPPEND)
d1->mode |= DAPND;
if(f->perm & DMTMP)
d1->mode |= DTMP;
t = nil;
if(f->perm & PLOCK){
if(f->perm & DMEXCL){
d1->mode |= DLOCK;
t = tlocked(p1, d1);
/* if nil, out of tlock structures */

7
sys/src/cmd/cwfs/all.h
View file

@ -25,13 +25,6 @@ enum {
QPROOT = 1,
QPSUPER = 2,
/*
* perm argument in 9P create
*/
PDIR = 1L<<31, /* is a directory */
PAPND = 1L<<30, /* is append only */
PLOCK = 1L<<29, /* is locked on open */
FID1 = 1,
FID2 = 2,

8
sys/src/cmd/cwfs/con.c
View file

@ -435,11 +435,13 @@ cmd_create(int argc, char *argv[])
if(argc > 5) {
if(strchr(argv[5], 'l'))
perm |= PLOCK;
perm |= DMEXCL;
if(strchr(argv[5], 'a'))
perm |= PAPND;
perm |= DMAPPEND;
if(strchr(argv[5], 'd'))
perm |= PDIR;
perm |= DMDIR;
if(strchr(argv[5], 't'))
perm |= DMTMP;
}
if(con_create(FID2, elem, uid, gid, perm, 0))