--- /dev/null
+/*
+ * This software has been released under the terms of the IBM Public
+ * License. For details, see the LICENSE file in the top-level source
+ * directory or online at http://www.openafs.org/dl/license10.html
+ */
+
+/*
+ * Implements:
+ */
+#include <afsconfig.h>
+#include "../afs/param.h"
+
+RCSID("$Header$");
+
+#include "../afs/stds.h"
+#include "../afs/sysincludes.h" /* Standard vendor system headers */
+#if defined(AFS_SUN55_ENV) && !defined(AFS_NONFSTRANS)
+#include "../rpc/types.h"
+#include "../rpc/auth.h"
+#include "../rpc/auth_unix.h"
+#include "../rpc/auth_des.h"
+#include "../rpc/auth_kerb.h"
+#include "../sys/tiuser.h"
+#include "../rpc/xdr.h"
+#include "../rpc/svc.h"
+#include "../nfs/nfs.h"
+#include "../nfs/export.h"
+#include "../nfs/nfs_clnt.h"
+#include "../nfs/nfs_acl.h"
+#include "../afs/afsincludes.h"
+#include "../afs/afs_stats.h"
+#include "../afs/exporter.h"
+
+static int xlatorinit_v2_done=0;
+static int xlatorinit_v3_done=0;
+
+extern int afs_nobody;
+extern int afs_NFSRootOnly;
+
+/* It's bigger than this, but we don't care about anything else */
+struct rfs_disp_tbl {
+ void (*dis_proc)();
+};
+
+struct afs_nfs_disp_tbl {
+ void (*afs_proc)();
+ void (*orig_proc)();
+};
+
+struct afs_nfs2_resp {
+ nfsstat status;
+};
+
+#ifndef ACL2_NPROC
+#define ACL2_NPROC 5
+#endif
+
+struct afs_nfs_disp_tbl afs_rfs_disp_tbl[RFS_NPROC];
+struct afs_nfs_disp_tbl afs_acl_disp_tbl[ACL2_NPROC];
+
+static int
+is_afs_fh(fhandle_t *fhp) {
+ if ((fhp->fh_fsid.val[0] == AFS_VFSMAGIC) &&
+ (fhp->fh_fsid.val[1] == AFS_VFSFSID))
+ return 1;
+ return 0;
+}
+
+afs_int32
+nfs2_to_afs_call(int which, caddr_t *args, fhandle_t **fhpp, fhandle_t **fh2pp)
+{
+ struct vnode *vp;
+ fhandle_t *fhp1=0;
+ fhandle_t *fhp2=0;
+ int errorcode;
+
+ *fh2pp = (fhandle_t *)0;
+ switch (which) {
+ case RFS_GETATTR:
+ case RFS_READLINK:
+ case RFS_STATFS:
+ fhp1 = (fhandle_t *)args;
+ break;
+ case RFS_SETATTR:
+ {
+ struct nfssaargs *sargs = (struct nfssaargs *)args;
+ fhp1 = (fhandle_t *)&sargs->saa_fh;
+ break;
+ }
+ case RFS_LOOKUP:
+ {
+ struct nfsdiropargs *sargs = (struct nfsdiropargs *)args;
+ fhp1 = (fhandle_t *)&sargs->da_fhandle;
+ break;
+ }
+ case RFS_READ:
+ {
+ struct nfsreadargs *sargs = (struct nfsreadargs *)args;
+ fhp1 = (fhandle_t *)&sargs->ra_fhandle;
+ break;
+ }
+ case RFS_WRITE:
+ {
+ struct nfswriteargs *sargs = (struct nfswriteargs *)args;
+ fhp1 = (fhandle_t *)&sargs->wa_fhandle;
+ break;
+ }
+ case RFS_CREATE:
+ {
+ struct nfscreatargs *sargs = (struct nfscreatargs *)args;
+ fhp1 = (fhandle_t *)&sargs->ca_da.da_fhandle;
+ break;
+ }
+ case RFS_REMOVE:
+ {
+ struct nfsdiropargs *sargs = (struct nfsdiropargs *)args;
+ fhp1 = (fhandle_t *)&sargs->da_fhandle;
+ break;
+ }
+ case RFS_RENAME:
+ {
+ struct nfsrnmargs *sargs = (struct nfsrnmargs *)args;
+ fhp1 = (fhandle_t *)&sargs->rna_from.da_fhandle;
+ fhp2 = (fhandle_t *)&sargs->rna_to.da_fhandle;
+ break;
+ }
+ case RFS_LINK:
+ {
+ struct nfslinkargs *sargs = (struct nfslinkargs *)args;
+ fhp1 = (fhandle_t *)&sargs->la_from;
+ fhp2 = (fhandle_t *)&sargs->la_to.da_fhandle;
+ break;
+ }
+ case RFS_SYMLINK:
+ {
+ struct nfsslargs *sargs = (struct nfsslargs *)args;
+ fhp1 = (fhandle_t *)&sargs->sla_from.da_fhandle;
+ break;
+ }
+ case RFS_MKDIR:
+ {
+ struct nfscreatargs *sargs = (struct nfscreatargs *)args;
+ fhp1 = (fhandle_t *)&sargs->ca_da.da_fhandle;
+ break;
+ }
+ case RFS_RMDIR:
+ {
+ struct nfsdiropargs *sargs = (struct nfsdiropargs *)args;
+ fhp1 = (fhandle_t *)&sargs->da_fhandle;
+ break;
+ }
+ case RFS_READDIR:
+ {
+ struct nfsrddirargs *sargs = (struct nfsrddirargs *)args;
+ fhp1 = (fhandle_t *)&sargs->rda_fh;
+ break;
+ }
+ default:
+ return NULL;
+ }
+
+ /* Ok if arg 1 is in AFS or if 2 args and arg 2 is in AFS */
+ if (is_afs_fh(fhp1)) {
+ *fhpp = fhp1;
+ if (fhp2)
+ *fh2pp = fhp2;
+ return 1;
+ }
+ if (is_afs_fh(fhp2)) {
+ *fhpp = fhp1;
+ *fh2pp = fhp2;
+ return 1;
+ }
+ return NULL;
+}
+
+afs_int32
+acl2_to_afs_call(int which, caddr_t *args, fhandle_t **fhpp)
+{
+ fhandle_t *fhp;
+
+ switch(which) {
+ case ACLPROC2_NULL:
+ {
+ return NULL;
+ }
+ case ACLPROC2_GETACL:
+ {
+ struct GETACL2args *sargs = (struct GETACL2args *) args;
+ fhp = &sargs->fh;
+ break;
+ }
+ case ACLPROC2_SETACL:
+ {
+ struct SETACL2args *sargs = (struct SETACL2args *) args;
+ fhp = &sargs->fh;
+ break;
+ }
+ case ACLPROC2_GETATTR:
+ {
+ struct GETATTR2args *sargs = (struct GETATTR2args *) args;
+ fhp = &sargs->fh;
+ break;
+ }
+ case ACLPROC2_ACCESS:
+ {
+ struct ACCESS2args *sargs = (struct ACCESS2args *) args;
+ fhp = &sargs->fh;
+ break;
+ }
+ default:
+ return NULL;
+ }
+
+ if (is_afs_fh(fhp)) {
+ *fhpp = fhp;
+ return 1;
+ }
+
+ return NULL;
+}
+
+int
+afs_nfs2_dispatcher(int type, afs_int32 which, char *argp,
+ struct exportinfo **expp,
+ struct svc_req *rp, struct AFS_UCRED *crp)
+{
+ afs_int32 call = 0;
+ afs_int32 code = 0;
+ afs_int32 client = 0;
+ struct sockaddr *sa;
+ fhandle_t *fh = (fhandle_t *)argp;
+ fhandle_t *fh2 = (fhandle_t *)0;
+
+ if (!xlatorinit_v2_done)
+ return 2;
+
+ sa = (struct sockaddr *)svc_getrpccaller(rp->rq_xprt)->buf;
+ client = ((struct sockaddr_in *)sa)->sin_addr.s_addr;
+
+ AFS_GLOCK();
+ code = 0;
+ switch (type) {
+ case 0:
+ code = nfs2_to_afs_call(which, argp, &fh, &fh2);
+ break;
+ case 1:
+ code = acl2_to_afs_call(which, argp, &fh);
+ break;
+ default:
+ break;
+ }
+
+ if (code) {
+ struct afs_exporter *out = 0;
+ afs_int32 dummy;
+ static int once = 0;
+ struct SmallFid Sfid;
+
+ memcpy((char *)&Sfid, fh->fh_data, SIZEOF_SMALLFID);
+
+ /* We ran */
+ call = 1;
+ if (!once && *expp) {
+ afs_nobody = (*expp)->exi_export.ex_anon;
+ once = 1;
+ }
+ code = afs_nfsclient_reqhandler((struct afs_exporter *)0, &crp,
+ client, &dummy, &out);
+ /* Be careful to release this */
+ if (!code && out)
+ EXP_RELE(out);
+
+ /* We ran and failed */
+ if (code == EINVAL)
+ call = 2;
+ }
+
+ AFS_GUNLOCK();
+ return call;
+}
+
+void
+afs_nfs2_smallfidder(struct nfsdiropres *dr)
+{
+ register fhandle_t *fhp = (fhandle_t *)&dr->dr_fhandle;
+ afs_int32 addr[2];
+ struct vcache *vcp;
+
+#if defined(AFS_SUN57_64BIT_ENV)
+ /* See also afs_fid() */
+ memcpy((char *)addr, fhp->fh_data, 10);
+ addr[1] = (addr[1] >> 48) & 0xffff;
+#else
+ memcpy((char *)addr, fhp->fh_data, 2 * sizeof(long));
+#endif
+
+ AFS_GLOCK();
+ vcp = (struct vcache *)addr[0];
+
+ /* See also afs_osi_vget */
+ if (addr[1] == AFS_XLATOR_MAGIC)
+ {
+ if (dr->dr_status == NFS_OK) {
+ struct SmallFid Sfid;
+ struct cell *tcell;
+
+ /* Make up and copy out a SmallFid */
+ tcell = afs_GetCell(vcp->fid.Cell, READ_LOCK);
+ Sfid.Volume = vcp->fid.Fid.Volume;
+ Sfid.CellAndUnique = ((tcell->cellIndex << 24) |
+ (vcp->fid.Fid.Unique & 0xffffff));
+ afs_PutCell(tcell, READ_LOCK);
+ Sfid.Vnode = (u_short)(vcp->fid.Fid.Vnode & 0xffff);
+ fhp->fh_len = SIZEOF_SMALLFID;
+ memcpy(dr->dr_fhandle.fh_data, (char*)&Sfid, fhp->fh_len);
+ }
+
+ /* If we have a ref, release it */
+ if (vcp->vrefCount >= 1)
+ AFS_RELE((struct vnode *) vcp);
+ }
+ AFS_GUNLOCK();
+}
+
+void
+afs_nfs2_noaccess(struct afs_nfs2_resp *resp)
+{
+ r->status = NFSERR_ACCES;
+}
+
+void afs_nfs2_null(char *args, char *xp, char *exp, char *rp, char *crp)
+{
+}
+
+void
+afs_nfs2_root(char *args, char *xp, char *exp, char *rp, char *crp)
+{
+}
+
+void
+afs_nfs2_writecache(char *args, char *xp, char *exp, char *rp, char *crp)
+{
+}
+
+#define NFS_V2_REQ(FUNCNAME, RFSOP, POST) \
+void FUNCNAME(char *args, char *xp, char *exp, char *rp, char *crp) { \
+ u_int call; \
+ struct cred *svcred = curthread->t_cred; \
+ curthread->t_cred = (struct cred*)crp; \
+ call=afs_nfs2_dispatcher(0, RFSOP, (char *)args, &exp, rp, crp); \
+ if (call>1) afs_nfs2_noaccess((struct afs_nfs2_resp *)xp); \
+ else { (*afs_rfs_disp_tbl[RFSOP].orig_proc)(args, xp, exp, rp, crp); \
+ if (POST && afs_NFSRootOnly && call) afs_nfs2_smallfidder(xp); } \
+ curthread->t_cred = svcred; \
+ return; \
+}
+
+NFS_V2_REQ(afs_nfs2_getattr, RFS_GETATTR, 0)
+NFS_V2_REQ(afs_nfs2_setattr, RFS_SETATTR, 0)
+NFS_V2_REQ(afs_nfs2_lookup, RFS_LOOKUP, 1)
+NFS_V2_REQ(afs_nfs2_readlink, RFS_READLINK, 0);
+NFS_V2_REQ(afs_nfs2_read, RFS_READ, 0);
+NFS_V2_REQ(afs_nfs2_write, RFS_WRITE, 0);
+NFS_V2_REQ(afs_nfs2_create, RFS_CREATE, 1);
+NFS_V2_REQ(afs_nfs2_remove, RFS_REMOVE, 0);
+NFS_V2_REQ(afs_nfs2_rename, RFS_RENAME, 0);
+NFS_V2_REQ(afs_nfs2_link, RFS_LINK, 0);
+NFS_V2_REQ(afs_nfs2_symlink, RFS_SYMLINK, 0);
+NFS_V2_REQ(afs_nfs2_mkdir, RFS_MKDIR, 1);
+NFS_V2_REQ(afs_nfs2_rmdir, RFS_RMDIR, 0);
+NFS_V2_REQ(afs_nfs2_readdir, RFS_READDIR, 0);
+NFS_V2_REQ(afs_nfs2_statfs, RFS_STATFS, 0);
+
+struct afs_nfs_disp_tbl afs_rfs_disp_tbl[RFS_NPROC] = {
+ { afs_nfs2_null },
+ { afs_nfs2_getattr },
+ { afs_nfs2_setattr },
+ { afs_nfs2_root },
+ { afs_nfs2_lookup },
+ { afs_nfs2_readlink },
+ { afs_nfs2_read },
+ { afs_nfs2_writecache },
+ { afs_nfs2_write },
+ { afs_nfs2_create },
+ { afs_nfs2_remove },
+ { afs_nfs2_rename },
+ { afs_nfs2_link },
+ { afs_nfs2_symlink },
+ { afs_nfs2_mkdir },
+ { afs_nfs2_rmdir },
+ { afs_nfs2_readdir },
+ { afs_nfs2_statfs }
+};
+
+#define ACL_V2_REQ(FUNCNAME, ACLOP) \
+void FUNCNAME(char *args, char *xp, char *exp, char *rp, char *crp) { \
+ u_int call; \
+ struct cred *svcred = curthread->t_cred; \
+ curthread->t_cred = (struct cred*)crp; \
+ call=afs_nfs2_dispatcher(1, ACLOP, (char *)args, &exp, rp, crp); \
+ if (call>1) afs_nfs2_noaccess((struct afs_nfs2_resp *)xp); \
+ else (*afs_rfs_disp_tbl[ACLOP].orig_proc)(args, xp, exp, rp, crp); \
+ curthread->t_cred = svcred; \
+ return; \
+}
+
+ACL_V2_REQ(afs_acl2_getacl, ACLPROC2_GETACL)
+ACL_V2_REQ(afs_acl2_setacl, ACLPROC2_SETACL)
+ACL_V2_REQ(afs_acl2_getattr, ACLPROC2_GETATTR)
+ACL_V2_REQ(afs_acl2_access, ACLPROC2_ACCESS)
+
+struct afs_nfs_disp_tbl afs_acl_disp_tbl[ACL2_NPROC] = {
+ { afs_nfs2_null },
+ { afs_acl2_getacl },
+ { afs_acl2_setacl },
+ { afs_acl2_getattr },
+ { afs_acl2_access }
+};
+
+/* Munge the dispatch tables to link us in first */
+void
+afs_xlatorinit_v2(struct rfs_disp_tbl *_rfs_tbl,
+ struct rfs_disp_tbl *_acl_tbl)
+{
+ int i;
+
+ if (xlatorinit_v2_done++) return;
+
+ for (i=0; i < RFS_NPROC; i++) {
+ afs_rfs_disp_tbl[i].orig_proc = _rfs_tbl[i].dis_proc;
+ _rfs_tbl[i].dis_proc = afs_rfs_disp_tbl[i].afs_proc;
+ }
+
+ for (i=0; i < ACL2_NPROC; i++) {
+ afs_acl_disp_tbl[i].orig_proc = _acl_tbl[i].dis_proc;
+ _acl_tbl[i].dis_proc = afs_acl_disp_tbl[i].afs_proc;
+ }
+}
+
+#ifndef RFS3_NPROC
+#define RFS3_NPROC 22
+#endif
+
+#ifndef ACL3_NPROC
+#define ACL3_NPROC 3
+#endif
+
+struct afs_nfs_disp_tbl afs_rfs3_disp_tbl[RFS3_NPROC];
+struct afs_nfs_disp_tbl afs_acl3_disp_tbl[ACL3_NPROC];
+
+struct afs_nfs3_resp {
+ nfsstat3 status;
+ bool_t flags;
+};
+
+static int
+is_afs_fh3(nfs_fh3 *fhp) {
+ if ((fhp->fh3_fsid.val[0] == AFS_VFSMAGIC) &&
+ (fhp->fh3_fsid.val[1] == AFS_VFSFSID))
+ return 1;
+ return 0;
+}
+
+void
+afs_nfs3_noaccess(struct afs_nfs3_resp *resp)
+{
+ resp->status = NFS3ERR_ACCES;
+ resp->flags = FALSE;
+}
+
+afs_int32
+nfs3_to_afs_call(int which, caddr_t *args, nfs_fh3 **fhpp, nfs_fh3 **fh2pp)
+{
+ struct vnode *vp;
+ nfs_fh3 *fhp1=0;
+ nfs_fh3 *fhp2=0;
+ int errorcode;
+
+ *fh2pp = (nfs_fh3 *)0;
+ switch (which) {
+ case NFSPROC3_GETATTR:
+ {
+ GETATTR3args *arg = (GETATTR3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->object;
+ break;
+ }
+ case NFSPROC3_SETATTR:
+ {
+ SETATTR3args *arg = (SETATTR3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->object;
+ break;
+ }
+ case NFSPROC3_LOOKUP:
+ {
+ LOOKUP3args *arg = (LOOKUP3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->what.dir;
+ break;
+ }
+ case NFSPROC3_ACCESS:
+ {
+ ACCESS3args *arg = (ACCESS3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->object;
+ break;
+ }
+ case NFSPROC3_READLINK:
+ {
+ READLINK3args *arg = (READLINK3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->symlink;
+ break;
+ }
+ case NFSPROC3_READ:
+ {
+ READ3args *arg = (READ3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->file;
+ break;
+ }
+ case NFSPROC3_WRITE:
+ {
+ WRITE3args *arg = (WRITE3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->file;
+ break;
+ }
+ case NFSPROC3_CREATE:
+ {
+ CREATE3args *arg = (CREATE3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->where.dir;
+ break;
+ }
+ case NFSPROC3_MKDIR:
+ {
+ MKDIR3args *arg = (MKDIR3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->where.dir;
+ break;
+ }
+ case NFSPROC3_SYMLINK:
+ {
+ SYMLINK3args *arg = (SYMLINK3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->where.dir;
+ break;
+ }
+ case NFSPROC3_MKNOD:
+ {
+ MKNOD3args *arg = (MKNOD3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->where.dir;
+ break;
+ }
+ case NFSPROC3_REMOVE:
+ {
+ REMOVE3args *arg = (REMOVE3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->object.dir;
+ break;
+ }
+ case NFSPROC3_RMDIR:
+ {
+ RMDIR3args *arg = (RMDIR3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->object.dir;
+ break;
+ }
+ case NFSPROC3_RENAME:
+ {
+ RENAME3args *arg = (RENAME3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->from.dir;
+ fhp2 = (nfs_fh3 *) &arg->to.dir;
+ break;
+ }
+ case NFSPROC3_LINK:
+ {
+ LINK3args *arg = (LINK3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->file;
+ fhp2 = (nfs_fh3 *) &arg->link.dir;
+ break;
+ }
+ case NFSPROC3_READDIR:
+ {
+ READDIR3args *arg = (READDIR3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->dir;
+ break;
+ }
+ case NFSPROC3_READDIRPLUS:
+ {
+ READDIRPLUS3args *arg = (READDIRPLUS3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->dir;
+ break;
+ }
+ case NFSPROC3_FSSTAT:
+ {
+ FSSTAT3args *arg = (FSSTAT3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->fsroot;
+ break;
+ }
+ case NFSPROC3_FSINFO:
+ {
+ FSINFO3args *arg = (FSINFO3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->fsroot;
+ break;
+ }
+ case NFSPROC3_PATHCONF:
+ {
+ PATHCONF3args *arg = (PATHCONF3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->object;
+ break;
+ }
+ case NFSPROC3_COMMIT:
+ {
+ COMMIT3args *arg = (COMMIT3args *)args;
+ fhp1 = (nfs_fh3 *) &arg->file;
+ break;
+ }
+ default:
+ return NULL;
+ }
+
+ /* Ok if arg 1 is in AFS or if 2 args and arg 2 is in AFS */
+ if (is_afs_fh3(fhp1)) {
+ *fhpp = fhp1;
+ if (fhp2)
+ *fh2pp = fhp2;
+ return 1;
+ }
+ if (is_afs_fh3(fhp2)) {
+ *fhpp = fhp1;
+ *fh2pp = fhp2;
+ return 1;
+ }
+ return NULL;
+}
+
+afs_int32
+acl2_to_afs_call(int which, caddr_t *args, nfs_fh3 **fhpp)
+{
+ nfs_fh3 *fhp;
+
+ switch(which) {
+ case ACLPROC3_GETACL:
+ {
+ struct GETACL3args *sargs = (struct GETACL3args *) args;
+ fhp = &sargs->fh;
+ break;
+ }
+ case ACLPROC3_SETACL:
+ {
+ struct SETACL3args *sargs = (struct SETACL3args *) args;
+ fhp = &sargs->fh;
+ break;
+ }
+ default:
+ return NULL;
+ }
+
+ if (is_afs_fh3(fhp)) {
+ *fhpp = fhp;
+ return 1;
+ }
+
+ return NULL;
+}
+
+int
+afs_nfs3_dispatcher(int type, afs_int32 which, char *argp,
+ struct exportinfo **expp,
+ struct svc_req *rp, struct AFS_UCRED *crp)
+{
+ afs_int32 call = 0;
+ afs_int32 code = 0;
+ afs_int32 client = 0;
+ struct sockaddr *sa;
+ nfs_fh3 *fh = (nfs_fh3 *)argp;
+ nfs_fh3 *fh2 = (nfs_fh3 *)0;
+
+ if (!xlatorinit_v3_done)
+ return 2;
+
+ sa = (struct sockaddr *)svc_getrpccaller(rp->rq_xprt)->buf;
+ client = ((struct sockaddr_in *)sa)->sin_addr.s_addr;
+
+ AFS_GLOCK();
+ code = 0;
+ switch (type) {
+ case 0:
+ code = nfs3_to_afs_call(which, argp, &fh, &fh2);
+ break;
+ case 1:
+ code = acl3_to_afs_call(which, argp, &fh);
+ break;
+ default:
+ break;
+ }
+
+ if (code) {
+ struct afs_exporter *out = 0;
+ afs_int32 dummy;
+ static int once = 0;
+ struct SmallFid Sfid;
+
+ memcpy((char *)&Sfid, fh->fh_data, SIZEOF_SMALLFID);
+
+ /* We ran */
+ call = 1;
+ if (!once && *expp) {
+ afs_nobody = (*expp)->exi_export.ex_anon;
+ once = 1;
+ }
+ code = afs_nfsclient_reqhandler((struct afs_exporter *)0, &crp,
+ client, &dummy, &out);
+ /* Be careful to release this */
+ if (!code && out)
+ EXP_RELE(out);
+
+ /* We ran and failed */
+ if (code == EINVAL)
+ call = 2;
+ }
+
+ AFS_GUNLOCK();
+ return call;
+}
+
+void
+afs_nfs3_smallfidder(struct nfs_fh3 *fhp int status)
+{
+ afs_int32 addr[2];
+ struct vcache *vcp;
+
+#if defined(AFS_SUN57_64BIT_ENV)
+ /* See also afs_fid() */
+ memcpy((char *)addr, fhp->fh3_data, 10);
+ addr[1] = (addr[1] >> 48) & 0xffff;
+#else
+ memcpy((char *)addr, fhp->fh3_data, 2 * sizeof(long));
+#endif
+
+ AFS_GLOCK();
+ vcp = (struct vcache *)addr[0];
+
+ /* See also afs_osi_vget */
+ if (addr[1] == AFS_XLATOR_MAGIC)
+ {
+ if (status == NFS_OK) {
+ struct SmallFid Sfid;
+ struct cell *tcell;
+
+ /* Make up and copy out a SmallFid */
+ tcell = afs_GetCell(vcp->fid.Cell, READ_LOCK);
+ Sfid.Volume = vcp->fid.Fid.Volume;
+ Sfid.CellAndUnique = ((tcell->cellIndex << 24) |
+ (vcp->fid.Fid.Unique & 0xffffff));
+ afs_PutCell(tcell, READ_LOCK);
+ Sfid.Vnode = (u_short)(vcp->fid.Fid.Vnode & 0xffff);
+ fhp->fh3_len = SIZEOF_SMALLFID;
+ memcpy(fhp->fh3_data, (char*)&Sfid, fhp->fh3_len);
+ }
+
+ /* If we have a ref, release it */
+ if (vcp->vrefCount >= 1)
+ AFS_RELE((struct vnode *) vcp);
+ }
+ AFS_GUNLOCK();
+}
+
+#define NFS_V3_REQ(FUNCNAME, NFSOP, POST, RESP, RESPP) \
+void FUNCNAME(char *args, char *xp, char *exp, char *rp, char *crp) { \
+ u_int call; \
+ struct cred *svcred = curthread->t_cred; \
+ curthread->t_cred = (struct cred*)crp; \
+ call=afs_nfs3_dispatcher(0, NFSOP, (char *)args, &exp, rp, crp); \
+ if (call>1) afs_nfs3_noaccess((struct afs_nfs3_resp *)xp); \
+ else { (*afs_rfs3_disp_tbl[NFSOP].orig_proc)(args, xp, exp, rp, crp); \
+ if (POST && afs_NFSRootOnly && call) { \
+ RESP *resp = ( RESP *)xp; \
+ afs_nfs3_smallfidder( RESPP , resp->status); } \
+ curthread->t_cred = svcred; \
+ return; \
+}
+
+NFS_V3_REQ(afs_nfs3_getattr, NFSPROC3_GETATTR, 0, x, x)
+NFS_V3_REQ(afs_nfs3_setattr, NFSPROC3_SETATTR, 0, x, x)
+NFS_V3_REQ(afs_nfs3_lookup, NFSPROC3_LOOKUP, 1, LOOKUP3res, &resp->resok.object)
+NFS_V3_REQ(afs_nfs3_access, NFSPROC3_ACCESS, 0, x, x);
+NFS_V3_REQ(afs_nfs3_readlink, NFSPROC3_READLINK, 0, x, x);
+NFS_V3_REQ(afs_nfs3_read, NFSPROC3_READ, 0, x, x);
+NFS_V3_REQ(afs_nfs3_write, NFSPROC3_WRITE, 0, x, x);
+NFS_V3_REQ(afs_nfs3_create, NFSPROC3_CREATE, 1, CREATE3res, &resp->resok.obj.handle);
+NFS_V3_REQ(afs_nfs3_mkdir, NFSPROC3_MKDIR, 1, MKDIR3res, &resp->resok.obj.handle);
+NFS_V3_REQ(afs_nfs3_symlink, NFSPROC3_SYMLINK, 0, x, x);
+NFS_V3_REQ(afs_nfs3_mknod, NFSPROC3_MKNOD, 0, x, x);
+NFS_V3_REQ(afs_nfs3_remove, NFSPROC3_REMOVE, 0, x, x);
+NFS_V3_REQ(afs_nfs3_rmdir, NFSPROC3_RMDIR, 0, x, x);
+NFS_V3_REQ(afs_nfs3_rename, NFSPROC3_RENAME, 0, x, x);
+NFS_V3_REQ(afs_nfs3_link, NFSPROC3_LINK, 0, x, x);
+NFS_V3_REQ(afs_nfs3_readdir, NFSPROC3_READDIR, 0, x, x);
+NFS_V3_REQ(afs_nfs3_readdirplus, NFSPROC3_READDIRPLUS, 0, x, x);
+NFS_V3_REQ(afs_nfs3_fsstat, NFSPROC3_FSSTAT, 0, x, x);
+NFS_V3_REQ(afs_nfs3_fsinfo, NFSPROC3_FSINFO, 0, x, x);
+NFS_V3_REQ(afs_nfs3_pathconf, NFSPROC3_PATHCONF, 0, x, x);
+NFS_V3_REQ(afs_nfs3_commit, NFSPROC3_COMMIT, 0, x, x);
+
+struct afs_nfs_disp_tbl afs_rfs3_disp_tbl[RFS_NPROC] = {
+ { afs_nfs2_null },
+ { afs_nfs3_getattr },
+ { afs_nfs3_setattr },
+ { afs_nfs3_lookup },
+ { afs_nfs3_access },
+ { afs_nfs3_readlink },
+ { afs_nfs3_read },
+ { afs_nfs3_write },
+ { afs_nfs3_create },
+ { afs_nfs3_mkdir },
+ { afs_nfs3_symlink },
+ { afs_nfs3_mknod },
+ { afs_nfs3_remove },
+ { afs_nfs3_rmdir },
+ { afs_nfs3_rename },
+ { afs_nfs3_link },
+ { afs_nfs3_readdir },
+ { afs_nfs3_readdirplus },
+ { afs_nfs3_fsstat },
+ { afs_nfs3_fsinfo },
+ { afs_nfs3_pathconf },
+ { afs_nfs3_commit }
+};
+
+#define ACL_V3_REQ(FUNCNAME, NFSOP) \
+void FUNCNAME(char *args, char *xp, char *exp, char *rp, char *crp) { \
+ u_int call; \
+ struct cred *svcred = curthread->t_cred; \
+ curthread->t_cred = (struct cred*)crp; \
+ call=afs_nfs3_dispatcher(1, NFSOP, (char *)args, &exp, rp, crp); \
+ if (call>1) afs_nfs3_noaccess((struct afs_nfs3_resp *)xp); \
+ else (*afs_rfs3_disp_tbl[NFSOP].orig_proc)(args, xp, exp, rp, crp); \
+ curthread->t_cred = svcred; \
+ return; \
+}
+
+ACL_V3_REQ(afs_acl3_getacl, ACLPROC3_GETACL)
+ACL_V3_REQ(afs_acl3_setacl, ACLPROC3_SETACL)
+
+struct afs_nfs_disp_tbl afs_acl3_disp_tbl[ACL3_NPROC] = {
+ { afs_nfs2_null },
+ { afs_acl3_getacl },
+ { afs_acl3_setacl },
+};
+
+/* Munge the dispatch tables to link us in first */
+void
+afs_xlatorinit_v3(struct rfs_disp_tbl *_rfs_tbl,
+ struct rfs_disp_tbl *_acl_tbl)
+{
+ int i;
+
+ if (xlatorinit_v3_done++) return;
+
+ for (i=0; i < RFS3_NPROC; i++) {
+ afs_rfs3_disp_tbl[i].orig_proc = _rfs_tbl[i].dis_proc;
+ _rfs_tbl[i].dis_proc = afs_rfs3_disp_tbl[i].afs_proc;
+ }
+
+ for (i=0; i < ACL3_NPROC; i++) {
+ afs_acl3_disp_tbl[i].orig_proc = _acl_tbl[i].dis_proc;
+ _acl_tbl[i].dis_proc = afs_acl3_disp_tbl[i].afs_proc;
+ }
+}
+#endif /* !defined(AFS_NONFSTRANS)