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nfsd41: xdr infrastructure 

Define nfsd41_dec_ops vector and add it to nfsd4_minorversion for
minorversion 1.

Note: nfsd4_enc_ops vector is shared for v4.0 and v4.1
since we don't need to filter out obsolete ops as this is
done in the decoding phase.

exchange_id, create_session, destroy_session, and sequence ops are
implemented as stubs returning nfserr_opnotsupp at this stage.

[was nfsd41: xdr stubs]
[get rid of CONFIG_NFSD_V4_1]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Andy Adamson 2009-04-03 08:27:55 +03:00 committed by J. Bruce Fields
parent 5282fd724b
commit 2db134eb3b
2 changed files with 170 additions and 0 deletions
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148
fs/nfsd/nfs4xdr.c
View File

@ -996,6 +996,34 @@ nfsd4_decode_release_lockowner(struct nfsd4_compoundargs *argp, struct nfsd4_rel
DECODE_TAIL;
}
static __be32
nfsd4_decode_exchange_id(struct nfsd4_compoundargs *argp,
struct nfsd4_exchange_id *clid)
{
return nfserr_opnotsupp; /* stub */
}
static __be32
nfsd4_decode_create_session(struct nfsd4_compoundargs *argp,
struct nfsd4_create_session *sess)
{
return nfserr_opnotsupp; /* stub */
}
static __be32
nfsd4_decode_destroy_session(struct nfsd4_compoundargs *argp,
struct nfsd4_destroy_session *destroy_session)
{
return nfserr_opnotsupp; /* stub */
}
static __be32
nfsd4_decode_sequence(struct nfsd4_compoundargs *argp,
struct nfsd4_sequence *seq)
{
return nfserr_opnotsupp; /* stub */
}
static __be32
nfsd4_decode_noop(struct nfsd4_compoundargs *argp, void *p)
{
@ -1050,6 +1078,67 @@ static nfsd4_dec nfsd4_dec_ops[] = {
[OP_RELEASE_LOCKOWNER] = (nfsd4_dec)nfsd4_decode_release_lockowner,
};
static nfsd4_dec nfsd41_dec_ops[] = {
[OP_ACCESS] (nfsd4_dec)nfsd4_decode_access,
[OP_CLOSE] (nfsd4_dec)nfsd4_decode_close,
[OP_COMMIT] (nfsd4_dec)nfsd4_decode_commit,
[OP_CREATE] (nfsd4_dec)nfsd4_decode_create,
[OP_DELEGPURGE] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_DELEGRETURN] (nfsd4_dec)nfsd4_decode_delegreturn,
[OP_GETATTR] (nfsd4_dec)nfsd4_decode_getattr,
[OP_GETFH] (nfsd4_dec)nfsd4_decode_noop,
[OP_LINK] (nfsd4_dec)nfsd4_decode_link,
[OP_LOCK] (nfsd4_dec)nfsd4_decode_lock,
[OP_LOCKT] (nfsd4_dec)nfsd4_decode_lockt,
[OP_LOCKU] (nfsd4_dec)nfsd4_decode_locku,
[OP_LOOKUP] (nfsd4_dec)nfsd4_decode_lookup,
[OP_LOOKUPP] (nfsd4_dec)nfsd4_decode_noop,
[OP_NVERIFY] (nfsd4_dec)nfsd4_decode_verify,
[OP_OPEN] (nfsd4_dec)nfsd4_decode_open,
[OP_OPENATTR] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_OPEN_CONFIRM] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_OPEN_DOWNGRADE] (nfsd4_dec)nfsd4_decode_open_downgrade,
[OP_PUTFH] (nfsd4_dec)nfsd4_decode_putfh,
[OP_PUTPUBFH] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_PUTROOTFH] (nfsd4_dec)nfsd4_decode_noop,
[OP_READ] (nfsd4_dec)nfsd4_decode_read,
[OP_READDIR] (nfsd4_dec)nfsd4_decode_readdir,
[OP_READLINK] (nfsd4_dec)nfsd4_decode_noop,
[OP_REMOVE] (nfsd4_dec)nfsd4_decode_remove,
[OP_RENAME] (nfsd4_dec)nfsd4_decode_rename,
[OP_RENEW] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_RESTOREFH] (nfsd4_dec)nfsd4_decode_noop,
[OP_SAVEFH] (nfsd4_dec)nfsd4_decode_noop,
[OP_SECINFO] (nfsd4_dec)nfsd4_decode_secinfo,
[OP_SETATTR] (nfsd4_dec)nfsd4_decode_setattr,
[OP_SETCLIENTID] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_SETCLIENTID_CONFIRM](nfsd4_dec)nfsd4_decode_notsupp,
[OP_VERIFY] (nfsd4_dec)nfsd4_decode_verify,
[OP_WRITE] (nfsd4_dec)nfsd4_decode_write,
[OP_RELEASE_LOCKOWNER] (nfsd4_dec)nfsd4_decode_notsupp,
/* new operations for NFSv4.1 */
[OP_BACKCHANNEL_CTL] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_BIND_CONN_TO_SESSION](nfsd4_dec)nfsd4_decode_notsupp,
[OP_EXCHANGE_ID] (nfsd4_dec)nfsd4_decode_exchange_id,
[OP_CREATE_SESSION] (nfsd4_dec)nfsd4_decode_create_session,
[OP_DESTROY_SESSION] (nfsd4_dec)nfsd4_decode_destroy_session,
[OP_FREE_STATEID] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_GET_DIR_DELEGATION] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_GETDEVICEINFO] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_GETDEVICELIST] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_LAYOUTCOMMIT] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_LAYOUTGET] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_LAYOUTRETURN] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_SECINFO_NO_NAME] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_SEQUENCE] (nfsd4_dec)nfsd4_decode_sequence,
[OP_SET_SSV] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_TEST_STATEID] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_WANT_DELEGATION] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_DESTROY_CLIENTID] (nfsd4_dec)nfsd4_decode_notsupp,
[OP_RECLAIM_COMPLETE] (nfsd4_dec)nfsd4_decode_notsupp,
};
struct nfsd4_minorversion_ops {
nfsd4_dec *decoders;
int nops;
@ -1057,6 +1146,7 @@ struct nfsd4_minorversion_ops {
static struct nfsd4_minorversion_ops nfsd4_minorversion[] = {
[0] = { nfsd4_dec_ops, ARRAY_SIZE(nfsd4_dec_ops) },
[1] = { nfsd41_dec_ops, ARRAY_SIZE(nfsd41_dec_ops) },
};
static __be32
@ -2571,6 +2661,38 @@ nfsd4_encode_write(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_w
return nfserr;
}
static __be32
nfsd4_encode_exchange_id(struct nfsd4_compoundres *resp, int nfserr,
struct nfsd4_exchange_id *exid)
{
/* stub */
return nfserr;
}
static __be32
nfsd4_encode_create_session(struct nfsd4_compoundres *resp, int nfserr,
struct nfsd4_create_session *sess)
{
/* stub */
return nfserr;
}
static __be32
nfsd4_encode_destroy_session(struct nfsd4_compoundres *resp, int nfserr,
struct nfsd4_destroy_session *destroy_session)
{
/* stub */
return nfserr;
}
static __be32
nfsd4_encode_sequence(struct nfsd4_compoundres *resp, int nfserr,
struct nfsd4_sequence *seq)
{
/* stub */
return nfserr;
}
static __be32
nfsd4_encode_noop(struct nfsd4_compoundres *resp, __be32 nfserr, void *p)
{
@ -2579,6 +2701,11 @@ nfsd4_encode_noop(struct nfsd4_compoundres *resp, __be32 nfserr, void *p)
typedef __be32(* nfsd4_enc)(struct nfsd4_compoundres *, __be32, void *);
/*
* Note: nfsd4_enc_ops vector is shared for v4.0 and v4.1
* since we don't need to filter out obsolete ops as this is
* done in the decoding phase.
*/
static nfsd4_enc nfsd4_enc_ops[] = {
[OP_ACCESS] = (nfsd4_enc)nfsd4_encode_access,
[OP_CLOSE] = (nfsd4_enc)nfsd4_encode_close,
@ -2617,6 +2744,27 @@ static nfsd4_enc nfsd4_enc_ops[] = {
[OP_VERIFY] = (nfsd4_enc)nfsd4_encode_noop,
[OP_WRITE] = (nfsd4_enc)nfsd4_encode_write,
[OP_RELEASE_LOCKOWNER] = (nfsd4_enc)nfsd4_encode_noop,
/* NFSv4.1 operations */
[OP_BACKCHANNEL_CTL] = (nfsd4_enc)nfsd4_encode_noop,
[OP_BIND_CONN_TO_SESSION] = (nfsd4_enc)nfsd4_encode_noop,
[OP_EXCHANGE_ID] = (nfsd4_enc)nfsd4_encode_exchange_id,
[OP_CREATE_SESSION] = (nfsd4_enc)nfsd4_encode_create_session,
[OP_DESTROY_SESSION] = (nfsd4_enc)nfsd4_encode_destroy_session,
[OP_FREE_STATEID] = (nfsd4_enc)nfsd4_encode_noop,
[OP_GET_DIR_DELEGATION] = (nfsd4_enc)nfsd4_encode_noop,
[OP_GETDEVICEINFO] = (nfsd4_enc)nfsd4_encode_noop,
[OP_GETDEVICELIST] = (nfsd4_enc)nfsd4_encode_noop,
[OP_LAYOUTCOMMIT] = (nfsd4_enc)nfsd4_encode_noop,
[OP_LAYOUTGET] = (nfsd4_enc)nfsd4_encode_noop,
[OP_LAYOUTRETURN] = (nfsd4_enc)nfsd4_encode_noop,
[OP_SECINFO_NO_NAME] = (nfsd4_enc)nfsd4_encode_noop,
[OP_SEQUENCE] = (nfsd4_enc)nfsd4_encode_sequence,
[OP_SET_SSV] = (nfsd4_enc)nfsd4_encode_noop,
[OP_TEST_STATEID] = (nfsd4_enc)nfsd4_encode_noop,
[OP_WANT_DELEGATION] = (nfsd4_enc)nfsd4_encode_noop,
[OP_DESTROY_CLIENTID] = (nfsd4_enc)nfsd4_encode_noop,
[OP_RECLAIM_COMPLETE] = (nfsd4_enc)nfsd4_encode_noop,
};
void

22
include/linux/nfsd/xdr4.h
View File

@ -344,6 +344,22 @@ struct nfsd4_write {
nfs4_verifier wr_verifier; /* response */
};
struct nfsd4_exchange_id {
int foo; /* stub */
};
struct nfsd4_create_session {
int foo; /* stub */
};
struct nfsd4_sequence {
int foo; /* stub */
};
struct nfsd4_destroy_session {
int foo; /* stub */
};
struct nfsd4_op {
int opnum;
__be32 status;
@ -378,6 +394,12 @@ struct nfsd4_op {
struct nfsd4_verify verify;
struct nfsd4_write write;
struct nfsd4_release_lockowner release_lockowner;
/* NFSv4.1 */
struct nfsd4_exchange_id exchange_id;
struct nfsd4_create_session create_session;
struct nfsd4_destroy_session destroy_session;
struct nfsd4_sequence sequence;
} u;
struct nfs4_replay * replay;
};