*/
int
-v9fs_t_create(struct v9fs_session_info *v9ses, u32 fid, char *name,
- u32 perm, u8 mode, struct v9fs_fcall **rcp)
+v9fs_t_create(struct v9fs_session_info *v9ses, u32 fid, char *name, u32 perm,
+ u8 mode, char *extension, struct v9fs_fcall **rcp)
{
int ret;
struct v9fs_fcall *tc;
dprintk(DEBUG_9P, "fid %d name '%s' perm %x mode %d\n",
fid, name, perm, mode);
- tc = v9fs_create_tcreate(fid, name, perm, mode);
+ tc = v9fs_create_tcreate(fid, name, perm, mode, extension,
+ v9ses->extended);
+
if (!IS_ERR(tc)) {
ret = v9fs_mux_rpc(v9ses->mux, tc, rcp);
kfree(tc);
struct v9fs_str name;
u32 perm;
u8 mode;
+ struct v9fs_str extension;
};
struct Rcreate {
struct v9fs_fcall **rcall);
int v9fs_t_create(struct v9fs_session_info *v9ses, u32 fid, char *name,
- u32 perm, u8 mode, struct v9fs_fcall **rcall);
+ u32 perm, u8 mode, char *extension, struct v9fs_fcall **rcall);
int v9fs_t_read(struct v9fs_session_info *v9ses, u32 fid,
u64 offset, u32 count, struct v9fs_fcall **rcall);
return fc;
}
-struct v9fs_fcall *v9fs_create_tcreate(u32 fid, char *name, u32 perm, u8 mode)
+struct v9fs_fcall *v9fs_create_tcreate(u32 fid, char *name, u32 perm, u8 mode,
+ char *extension, int extended)
{
int size;
struct v9fs_fcall *fc;
struct cbuf *bufp = &buffer;
size = 4 + 2 + strlen(name) + 4 + 1; /* fid[4] name[s] perm[4] mode[1] */
+ if (extended && extension!=NULL)
+ size += 2 + strlen(extension); /* extension[s] */
+
fc = v9fs_create_common(bufp, size, TCREATE);
if (IS_ERR(fc))
goto error;
v9fs_put_str(bufp, name, &fc->params.tcreate.name);
v9fs_put_int32(bufp, perm, &fc->params.tcreate.perm);
v9fs_put_int8(bufp, mode, &fc->params.tcreate.mode);
+ if (extended)
+ v9fs_put_str(bufp, extension, &fc->params.tcreate.extension);
if (buf_check_overflow(bufp)) {
kfree(fc);
struct v9fs_fcall *v9fs_create_twalk(u32 fid, u32 newfid, u16 nwname,
char **wnames);
struct v9fs_fcall *v9fs_create_topen(u32 fid, u8 mode);
-struct v9fs_fcall *v9fs_create_tcreate(u32 fid, char *name, u32 perm, u8 mode);
+struct v9fs_fcall *v9fs_create_tcreate(u32 fid, char *name, u32 perm, u8 mode,
+ char *extension, int extended);
struct v9fs_fcall *v9fs_create_tread(u32 fid, u64 offset, u32 count);
struct v9fs_fcall *v9fs_create_twrite(u32 fid, u64 offset, u32 count,
const char __user *data);
fid = v9fs_get_idpool(&v9ses->fidpool);
if (fid < 0) {
- eprintk(KERN_WARNING, "newfid fails!\n");
- return -ENOSPC;
- }
+ eprintk(KERN_WARNING, "newfid fails!\n");
+ return -ENOSPC;
+ }
err = v9fs_t_walk(v9ses, vfid->fid, fid, NULL, NULL);
if (err < 0) {
- dprintk(DEBUG_ERROR, "rewalk didn't work\n");
+ dprintk(DEBUG_ERROR, "rewalk didn't work\n");
goto put_fid;
}
- vfid = kmalloc(sizeof(struct v9fs_fid), GFP_KERNEL);
- if (vfid == NULL) {
- dprintk(DEBUG_ERROR, "out of memory\n");
- goto clunk_fid;
- }
-
- /* TODO: do special things for O_EXCL, O_NOFOLLOW, O_SYNC */
- /* translate open mode appropriately */
+ /* TODO: do special things for O_EXCL, O_NOFOLLOW, O_SYNC */
+ /* translate open mode appropriately */
omode = v9fs_uflags2omode(file->f_flags);
err = v9fs_t_open(v9ses, fid, omode, &fcall);
if (err < 0) {
PRINT_FCALL_ERROR("open failed", fcall);
- goto destroy_vfid;
+ goto clunk_fid;
+ }
+
+ vfid = kmalloc(sizeof(struct v9fs_fid), GFP_KERNEL);
+ if (vfid == NULL) {
+ dprintk(DEBUG_ERROR, "out of memory\n");
+ err = -ENOMEM;
+ goto clunk_fid;
}
file->private_data = vfid;
return 0;
-destroy_vfid:
- v9fs_fid_destroy(vfid);
-
clunk_fid:
v9fs_t_clunk(v9ses, fid);
put_fid:
v9fs_put_idpool(fid, &v9ses->fidpool);
- kfree(fcall);
+ kfree(fcall);
return err;
}
}
static int
-v9fs_create(struct v9fs_session_info *v9ses, u32 pfid, char *name,
- u32 perm, u8 mode, u32 *fidp, struct v9fs_qid *qid, u32 *iounit)
+v9fs_create(struct v9fs_session_info *v9ses, u32 pfid, char *name, u32 perm,
+ u8 mode, char *extension, u32 *fidp, struct v9fs_qid *qid, u32 *iounit)
{
u32 fid;
int err;
err = v9fs_t_walk(v9ses, pfid, fid, NULL, &fcall);
if (err < 0) {
PRINT_FCALL_ERROR("clone error", fcall);
- goto error;
+ goto put_fid;
}
kfree(fcall);
- err = v9fs_t_create(v9ses, fid, name, perm, mode, &fcall);
+ err = v9fs_t_create(v9ses, fid, name, perm, mode, extension, &fcall);
if (err < 0) {
PRINT_FCALL_ERROR("create fails", fcall);
- goto error;
+ goto clunk_fid;
}
if (iounit)
kfree(fcall);
return 0;
-error:
+clunk_fid:
+ v9fs_t_clunk(v9ses, fid);
+ fid = V9FS_NOFID;
+
+put_fid:
if (fid >= 0)
v9fs_put_idpool(fid, &v9ses->fidpool);
flags = O_RDWR;
err = v9fs_create(v9ses, dfid->fid, (char *) dentry->d_name.name,
- perm, v9fs_uflags2omode(flags), &fid, &qid, &iounit);
+ perm, v9fs_uflags2omode(flags), NULL, &fid, &qid, &iounit);
if (err)
goto error;
perm = unixmode2p9mode(v9ses, mode | S_IFDIR);
err = v9fs_create(v9ses, dfid->fid, (char *) dentry->d_name.name,
- perm, V9FS_OREAD, &fid, NULL, NULL);
+ perm, V9FS_OREAD, NULL, &fid, NULL, NULL);
if (err) {
dprintk(DEBUG_ERROR, "create error %d\n", err);
/* copy extension buffer into buffer */
if (fcall->params.rstat.stat.extension.len < buflen)
- buflen = fcall->params.rstat.stat.extension.len;
+ buflen = fcall->params.rstat.stat.extension.len + 1;
- memcpy(buffer, fcall->params.rstat.stat.extension.str, buflen - 1);
+ memmove(buffer, fcall->params.rstat.stat.extension.str, buflen - 1);
buffer[buflen-1] = 0;
+ dprintk(DEBUG_ERROR, "%s -> %.*s (%s)\n", dentry->d_name.name, fcall->params.rstat.stat.extension.len,
+ fcall->params.rstat.stat.extension.str, buffer);
retval = buflen;
FreeFcall:
if (!link)
link = ERR_PTR(-ENOMEM);
else {
- len = v9fs_readlink(dentry, link, strlen(link));
+ len = v9fs_readlink(dentry, link, PATH_MAX);
if (len < 0) {
__putname(link);
struct v9fs_session_info *v9ses;
struct v9fs_fid *dfid, *vfid;
struct inode *inode;
- struct v9fs_fcall *fcall;
- struct v9fs_wstat wstat;
- fcall = NULL;
inode = NULL;
vfid = NULL;
v9ses = v9fs_inode2v9ses(dir);
}
err = v9fs_create(v9ses, dfid->fid, (char *) dentry->d_name.name,
- perm, V9FS_OREAD, &fid, NULL, NULL);
+ perm, V9FS_OREAD, (char *) extension, &fid, NULL, NULL);
if (err)
goto error;
goto error;
}
- /* issue a Twstat */
- v9fs_blank_wstat(&wstat);
- wstat.muid = v9ses->name;
- wstat.extension = (char *) extension;
- err = v9fs_t_wstat(v9ses, vfid->fid, &wstat, &fcall);
- if (err < 0) {
- PRINT_FCALL_ERROR("wstat error", fcall);
- goto error;
- }
-
- kfree(fcall);
dentry->d_op = &v9fs_dentry_operations;
d_instantiate(dentry, inode);
return 0;
error:
- kfree(fcall);
if (vfid)
v9fs_fid_destroy(vfid);
}
name = __getname();
- sprintf(name, "hardlink(%d)\n", oldfid->fid);
+ sprintf(name, "%d\n", oldfid->fid);
retval = v9fs_vfs_mkspecial(dir, dentry, V9FS_DMLINK, name);
__putname(name);