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      1     0     stevel /*
      2     0     stevel  * CDDL HEADER START
      3     0     stevel  *
      4     0     stevel  * The contents of this file are subject to the terms of the
      5  3898        rsb  * Common Development and Distribution License (the "License").
      6  3898        rsb  * You may not use this file except in compliance with the License.
      7     0     stevel  *
      8     0     stevel  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9     0     stevel  * or http://www.opensolaris.org/os/licensing.
     10     0     stevel  * See the License for the specific language governing permissions
     11     0     stevel  * and limitations under the License.
     12     0     stevel  *
     13     0     stevel  * When distributing Covered Code, include this CDDL HEADER in each
     14     0     stevel  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15     0     stevel  * If applicable, add the following below this CDDL HEADER, with the
     16     0     stevel  * fields enclosed by brackets "[]" replaced with your own identifying
     17     0     stevel  * information: Portions Copyright [yyyy] [name of copyright owner]
     18     0     stevel  *
     19     0     stevel  * CDDL HEADER END
     20     0     stevel  */
     21     0     stevel /*
     22  6073      acruz  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
     23     0     stevel  * Use is subject to license terms.
     24     0     stevel  */
     25     0     stevel 
     26     0     stevel #include <sys/types.h>
     27     0     stevel #include <sys/param.h>
     28     0     stevel #include <sys/time.h>
     29     0     stevel #include <sys/cred.h>
     30     0     stevel #include <sys/vfs.h>
     31  3898        rsb #include <sys/vfs_opreg.h>
     32     0     stevel #include <sys/gfs.h>
     33     0     stevel #include <sys/vnode.h>
     34     0     stevel #include <sys/systm.h>
     35     0     stevel #include <sys/errno.h>
     36     0     stevel #include <sys/sysmacros.h>
     37     0     stevel #include <fs/fs_subr.h>
     38     0     stevel #include <sys/contract.h>
     39     0     stevel #include <sys/contract_impl.h>
     40     0     stevel #include <sys/ctfs.h>
     41     0     stevel #include <sys/ctfs_impl.h>
     42     0     stevel #include <sys/file.h>
     43  6073      acruz #include <sys/model.h>
     44     0     stevel 
     45     0     stevel /*
     46     0     stevel  * CTFS routines for the /system/contract/<type>/template vnode.
     47     0     stevel  */
     48     0     stevel 
     49     0     stevel /*
     50     0     stevel  * ctfs_create_tmplnode
     51     0     stevel  *
     52     0     stevel  * Creates a new template and tdirnode, and returns the tdirnode.
     53     0     stevel  */
     54     0     stevel vnode_t *
     55     0     stevel ctfs_create_tmplnode(vnode_t *pvp)
     56     0     stevel {
     57     0     stevel 	vnode_t *vp;
     58     0     stevel 	ctfs_tmplnode_t *tmplnode;
     59     0     stevel 
     60     0     stevel 	ASSERT(gfs_file_index(pvp) < ct_ntypes);
     61     0     stevel 
     62     0     stevel 	vp = gfs_file_create(sizeof (ctfs_tmplnode_t), pvp, ctfs_ops_tmpl);
     63     0     stevel 	tmplnode = vp->v_data;
     64     0     stevel 	tmplnode->ctfs_tmn_tmpl =
     65     0     stevel 	    ct_types[gfs_file_index(pvp)]->ct_type_default();
     66     0     stevel 
     67     0     stevel 	return (vp);
     68     0     stevel }
     69     0     stevel 
     70     0     stevel /*
     71     0     stevel  * ctfs_tmpl_open - VOP_OPEN entry point
     72     0     stevel  *
     73     0     stevel  * Just ensures the right mode bits are set.
     74     0     stevel  */
     75     0     stevel /* ARGSUSED */
     76     0     stevel static int
     77  5331        amw ctfs_tmpl_open(vnode_t **vpp, int flag, cred_t *cr, caller_context_t *ct)
     78     0     stevel {
     79     0     stevel 	if (flag != (FREAD | FWRITE | FOFFMAX))
     80     0     stevel 		return (EINVAL);
     81     0     stevel 
     82     0     stevel 	return (0);
     83     0     stevel }
     84     0     stevel 
     85     0     stevel /*
     86     0     stevel  * ctfs_tmpl_getattr - VOP_GETATTR entry point
     87     0     stevel  */
     88     0     stevel /* ARGSUSED */
     89     0     stevel static int
     90  5331        amw ctfs_tmpl_getattr(
     91  5331        amw 	vnode_t *vp,
     92  5331        amw 	vattr_t *vap,
     93  5331        amw 	int flags,
     94  5331        amw 	cred_t *cr,
     95  5331        amw 	caller_context_t *ct)
     96     0     stevel {
     97     0     stevel 	vap->va_type = VREG;
     98     0     stevel 	vap->va_mode = 0666;
     99     0     stevel 	vap->va_nlink = 1;
    100     0     stevel 	vap->va_size = 0;
    101     0     stevel 	vap->va_ctime.tv_sec = vp->v_vfsp->vfs_mtime;
    102     0     stevel 	vap->va_ctime.tv_nsec = 0;
    103     0     stevel 	vap->va_atime = vap->va_mtime = vap->va_ctime;
    104     0     stevel 	ctfs_common_getattr(vp, vap);
    105     0     stevel 
    106     0     stevel 	return (0);
    107     0     stevel }
    108     0     stevel 
    109     0     stevel /*
    110     0     stevel  * ctfs_tmpl_ioctl - VOP_IOCTL entry point
    111     0     stevel  *
    112     0     stevel  * All the ct_tmpl_*(3contract) interfaces point here.
    113     0     stevel  */
    114     0     stevel /* ARGSUSED */
    115     0     stevel static int
    116  5331        amw ctfs_tmpl_ioctl(
    117  5331        amw 	vnode_t *vp,
    118  5331        amw 	int cmd,
    119  5331        amw 	intptr_t arg,
    120  5331        amw 	int flag,
    121  5331        amw 	cred_t *cr,
    122  5331        amw 	int *rvalp,
    123  5331        amw 	caller_context_t *ct)
    124     0     stevel {
    125     0     stevel 	ctfs_tmplnode_t	*tmplnode = vp->v_data;
    126  7937  Antonello 	ct_kparam_t kparam;
    127  7937  Antonello 	ct_param_t *param = &kparam.param;
    128  4845     vikram 	ctid_t ctid;
    129     0     stevel 	int error;
    130     0     stevel 
    131     0     stevel 	switch (cmd) {
    132     0     stevel 	case CT_TACTIVATE:
    133     0     stevel 		ASSERT(tmplnode->ctfs_tmn_tmpl != NULL);
    134     0     stevel 		ctmpl_activate(tmplnode->ctfs_tmn_tmpl);
    135     0     stevel 		break;
    136     0     stevel 	case CT_TCLEAR:
    137     0     stevel 		ASSERT(tmplnode->ctfs_tmn_tmpl != NULL);
    138     0     stevel 		ctmpl_clear(tmplnode->ctfs_tmn_tmpl);
    139     0     stevel 		break;
    140     0     stevel 	case CT_TCREATE:
    141     0     stevel 		ASSERT(tmplnode->ctfs_tmn_tmpl != NULL);
    142  4845     vikram 		error = ctmpl_create(tmplnode->ctfs_tmn_tmpl, &ctid);
    143  4845     vikram 		if (error)
    144  4845     vikram 			return (error);
    145  4845     vikram 		*rvalp = ctid;
    146  4845     vikram 		break;
    147     0     stevel 	case CT_TSET:
    148  7937  Antonello 		error = ctparam_copyin((void *)arg, &kparam, flag, cmd);
    149  7937  Antonello 		if (error != 0)
    150  7937  Antonello 			return (error);
    151  7937  Antonello 		error = ctmpl_set(tmplnode->ctfs_tmn_tmpl, &kparam, cr);
    152  7937  Antonello 		kmem_free(kparam.ctpm_kbuf, param->ctpm_size);
    153  7937  Antonello 
    154  6073      acruz 		return (error);
    155     0     stevel 	case CT_TGET:
    156  7937  Antonello 		error = ctparam_copyin((void *)arg, &kparam, flag, cmd);
    157  7937  Antonello 		if (error != 0)
    158  7937  Antonello 			return (error);
    159  7937  Antonello 		error = ctmpl_get(tmplnode->ctfs_tmn_tmpl, &kparam);
    160  7937  Antonello 		if (error != 0) {
    161  7937  Antonello 			kmem_free(kparam.ctpm_kbuf, param->ctpm_size);
    162  7937  Antonello 		} else {
    163  7937  Antonello 			error = ctparam_copyout(&kparam, (void *)arg, flag);
    164  7937  Antonello 		}
    165  7937  Antonello 
    166  6073      acruz 		return (error);
    167     0     stevel 	default:
    168     0     stevel 		return (EINVAL);
    169     0     stevel 	}
    170     0     stevel 
    171     0     stevel 	return (0);
    172     0     stevel }
    173     0     stevel 
    174     0     stevel /*
    175     0     stevel  * ctfs_tmpl_inactive - VOP_INACTIVE entry point
    176     0     stevel  */
    177     0     stevel /* ARGSUSED */
    178     0     stevel static void
    179  5331        amw ctfs_tmpl_inactive(vnode_t *vp, cred_t *cr, caller_context_t *ct)
    180     0     stevel {
    181     0     stevel 	ctfs_tmplnode_t *tmplnode;
    182     0     stevel 
    183     0     stevel 	if ((tmplnode = gfs_file_inactive(vp)) != NULL) {
    184     0     stevel 		ctmpl_free(tmplnode->ctfs_tmn_tmpl);
    185     0     stevel 		kmem_free(tmplnode, sizeof (ctfs_tmplnode_t));
    186     0     stevel 	}
    187     0     stevel }
    188     0     stevel 
    189     0     stevel const fs_operation_def_t ctfs_tops_tmpl[] = {
    190  3898        rsb 	{ VOPNAME_OPEN,		{ .vop_open = ctfs_tmpl_open } },
    191  3898        rsb 	{ VOPNAME_CLOSE,	{ .vop_close = ctfs_close } },
    192  3898        rsb 	{ VOPNAME_IOCTL,	{ .vop_ioctl = ctfs_tmpl_ioctl } },
    193  3898        rsb 	{ VOPNAME_GETATTR,	{ .vop_getattr = ctfs_tmpl_getattr } },
    194  3898        rsb 	{ VOPNAME_ACCESS,	{ .vop_access = ctfs_access_readwrite } },
    195  3898        rsb 	{ VOPNAME_READDIR,	{ .error = fs_notdir } },
    196  3898        rsb 	{ VOPNAME_LOOKUP,	{ .error = fs_notdir } },
    197  3898        rsb 	{ VOPNAME_INACTIVE,	{ .vop_inactive = ctfs_tmpl_inactive } },
    198     0     stevel 	{ NULL, NULL }
    199     0     stevel };
    200