int
nfs3svc_decode_mkdirargs(struct svc_rqst *rqstp, u32 *p,
struct nfsd3_createargs *args)
{
if (!(p = decode_fh(p, &args->fh))
|| !(p = decode_filename(p, &args->name, &args->len))
|| !(p = decode_sattr3(p, &args->attrs)))
return 0;
return xdr_argsize_check(rqstp, p);
}
int
nfs3svc_decode_symlinkargs(struct svc_rqst *rqstp, u32 *p,
struct nfsd3_symlinkargs *args)
{
if (!(p = decode_fh(p, &args->ffh))
|| !(p = decode_filename(p, &args->fname, &args->flen))
|| !(p = decode_sattr3(p, &args->attrs))
|| !(p = decode_pathname(p, &args->tname, &args->tlen)))
return 0;
return xdr_argsize_check(rqstp, p);
}
int
nfs3svc_decode_mkdirargs(struct svc_rqst *rqstp, __be32 *p)
{
struct nfsd3_createargs *args = rqstp->rq_argp;
if (!(p = decode_fh(p, &args->fh)) ||
!(p = decode_filename(p, &args->name, &args->len)))
return 0;
p = decode_sattr3(p, &args->attrs);
return xdr_argsize_check(rqstp, p);
}
int
nfs3svc_decode_sattrargs(struct svc_rqst *rqstp, u32 *p,
struct nfsd3_sattrargs *args)
{
if (!(p = decode_fh(p, &args->fh))
|| !(p = decode_sattr3(p, &args->attrs)))
return 0;
if ((args->check_guard = ntohl(*p++)) != 0)
p = decode_time3(p, &args->guardtime);
return xdr_argsize_check(rqstp, p);
}
int
nfs3svc_decode_sattrargs(struct svc_rqst *rqstp, __be32 *p)
{
struct nfsd3_sattrargs *args = rqstp->rq_argp;
p = decode_fh(p, &args->fh);
if (!p)
return 0;
p = decode_sattr3(p, &args->attrs);
if ((args->check_guard = ntohl(*p++)) != 0) {
struct timespec time;
p = decode_time3(p, &time);
args->guardtime = time.tv_sec;
}
return xdr_argsize_check(rqstp, p);
}
int
nfs3svc_decode_mknodargs(struct svc_rqst *rqstp, __be32 *p)
{
struct nfsd3_mknodargs *args = rqstp->rq_argp;
if (!(p = decode_fh(p, &args->fh))
|| !(p = decode_filename(p, &args->name, &args->len)))
return 0;
args->ftype = ntohl(*p++);
if (args->ftype == NF3BLK || args->ftype == NF3CHR
|| args->ftype == NF3SOCK || args->ftype == NF3FIFO)
p = decode_sattr3(p, &args->attrs);
if (args->ftype == NF3BLK || args->ftype == NF3CHR) {
args->major = ntohl(*p++);
args->minor = ntohl(*p++);
}
return xdr_argsize_check(rqstp, p);
}
int
nfs3svc_decode_createargs(struct svc_rqst *rqstp, u32 *p,
struct nfsd3_createargs *args)
{
if (!(p = decode_fh(p, &args->fh))
|| !(p = decode_filename(p, &args->name, &args->len)))
return 0;
switch (args->createmode = ntohl(*p++)) {
case NFS3_CREATE_UNCHECKED:
case NFS3_CREATE_GUARDED:
if (!(p = decode_sattr3(p, &args->attrs)))
return 0;
break;
case NFS3_CREATE_EXCLUSIVE:
args->verf = p;
p += 2;
break;
default:
return 0;
}
return xdr_argsize_check(rqstp, p);
}
int
nfs3svc_decode_symlinkargs(struct svc_rqst *rqstp, __be32 *p)
{
struct nfsd3_symlinkargs *args = rqstp->rq_argp;
char *base = (char *)p;
size_t dlen;
if (!(p = decode_fh(p, &args->ffh)) ||
!(p = decode_filename(p, &args->fname, &args->flen)))
return 0;
p = decode_sattr3(p, &args->attrs);
args->tlen = ntohl(*p++);
args->first.iov_base = p;
args->first.iov_len = rqstp->rq_arg.head[0].iov_len;
args->first.iov_len -= (char *)p - base;
dlen = args->first.iov_len + rqstp->rq_arg.page_len +
rqstp->rq_arg.tail[0].iov_len;
if (dlen < XDR_QUADLEN(args->tlen) << 2)
return 0;
return 1;
}
