text: /*
     Copyright (C) by Ronnie Sahlberg <ronniesahlberg@gmail.com> 2010
     
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
     
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
     
     You should have received a copy of the GNU General Public License
     along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
  
  #include <stdio.h>
  #include <errno.h>
  #include <rpc/xdr.h>
  #include "nfs.h"
  #include "libnfs-raw.h"
  #include "libnfs-private.h"
  #include "rpc/mount.h"
  
  
  int rpc_mount_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  {
  	struct rpc_pdu *pdu;
  
  	pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_NULL, cb, private_data, (xdrproc_t)xdr_void, 0);
  	if (pdu == NULL) {
  		rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for mount/null call");
  		return -1;
  	}
  
  	if (rpc_queue_pdu(rpc, pdu) != 0) {
  		rpc_set_error(rpc, "Out of memory. Failed to queue pdu for mount/null call");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	return 0;
  }
  
  int rpc_mount_mnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
  {
  	struct rpc_pdu *pdu;
  
  	pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_MNT, cb, private_data, (xdrproc_t)xdr_mountres3, sizeof(mountres3));
  	if (pdu == NULL) {
  		rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for mount/mnt call");
  		return -1;
  	}
  
  	if (xdr_dirpath(&pdu->xdr, &export) == 0) {
  		rpc_set_error(rpc, "XDR error. Failed to encode mount/mnt call");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	if (rpc_queue_pdu(rpc, pdu) != 0) {
  		rpc_set_error(rpc, "Out of memory. Failed to queue pdu for mount/mnt call");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	return 0;
  }
  
  int rpc_mount_dump_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  {
  	struct rpc_pdu *pdu;
  
  	pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_DUMP, cb, private_data, (xdrproc_t)xdr_mountlist, sizeof(mountlist));
  	if (pdu == NULL) {
  		printf("Failed to allocate pdu for mount/dump\n");
  		return -1;
  	}
  
  	if (rpc_queue_pdu(rpc, pdu) != 0) {
  		printf("Failed to queue mount/dump pdu\n");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	return 0;
  }
  
  int rpc_mount_umnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data)
  {
  	struct rpc_pdu *pdu;
  
  	pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_UMNT, cb, private_data, (xdrproc_t)xdr_void, 0);
  	if (pdu == NULL) {
  		printf("Failed to allocate pdu for mount/umnt\n");
  		return -1;
  	}
  
  	if (xdr_dirpath(&pdu->xdr, &export) == 0) {
  		printf("failed to encode dirpath for mount/umnt\n");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	if (rpc_queue_pdu(rpc, pdu) != 0) {
  		printf("Failed to queue mount/umnt pdu\n");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	return 0;
  }
  
  int rpc_mount_umntall_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  {
  	struct rpc_pdu *pdu;
  
  	pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_UMNTALL, cb, private_data, (xdrproc_t)xdr_void, 0);
  	if (pdu == NULL) {
  		printf("Failed to allocate pdu for mount/umntall\n");
  		return -1;
  	}
  
  	if (rpc_queue_pdu(rpc, pdu) != 0) {
  		printf("Failed to queue mount/umntall pdu\n");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	return 0;
  }
  
  int rpc_mount_export_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  {
  	struct rpc_pdu *pdu;
  
  	pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_EXPORT, cb, private_data, (xdrproc_t)xdr_exports, sizeof(exports));
  	if (pdu == NULL) {
  		printf("Failed to allocate pdu for mount/export\n");
  		return -1;
  	}
  
  	if (rpc_queue_pdu(rpc, pdu) != 0) {
  		printf("Failed to queue mount/export pdu\n");
  		rpc_free_pdu(rpc, pdu);
  		return -2;
  	}
  
  	return 0;
  }
  
  char *mountstat3_to_str(int st)
  {
  	enum mountstat3 stat = st;
  
  	char *str = "unknown mount stat";
  	switch (stat) {
  	case MNT3_OK:		  str="MNT3_OK"; break;
  	case MNT3ERR_PERM:	  str="MNT3ERR_PERM"; break;
  	case MNT3ERR_NOENT:	  str="MNT3ERR_NOENT"; break;
  	case MNT3ERR_IO:	  str="MNT3ERR_IO"; break;
  	case MNT3ERR_ACCES:	  str="MNT3ERR_ACCES"; break;
  	case MNT3ERR_NOTDIR:	  str="MNT3ERR_NOTDIR"; break;
  	case MNT3ERR_INVAL:	  str="MNT3ERR_INVAL"; break;
  	case MNT3ERR_NAMETOOLONG: str="MNT3ERR_NAMETOOLONG"; break;
  	case MNT3ERR_NOTSUPP:	  str="MNT3ERR_NOTSUPP"; break;
  	case MNT3ERR_SERVERFAULT: str="MNT3ERR_SERVERFAULT"; break;
  	}
  	return str;
  }
  
  
  int mountstat3_to_errno(int st)
  {
  	enum mountstat3 stat = st;
  
  	switch (stat) {
  	case MNT3_OK:		  return 0; break;
  	case MNT3ERR_PERM:	  return -EPERM; break;
  	case MNT3ERR_NOENT:	  return -EPERM; break;
  	case MNT3ERR_IO:	  return -EIO; break;
  	case MNT3ERR_ACCES:	  return -EACCES; break;
  	case MNT3ERR_NOTDIR:	  return -ENOTDIR; break;
  	case MNT3ERR_INVAL:	  return -EINVAL; break;
  	case MNT3ERR_NAMETOOLONG: return -E2BIG; break;
  	case MNT3ERR_NOTSUPP:	  return -EINVAL; break;
  	case MNT3ERR_SERVERFAULT: return -EIO; break;
  	}
  	return -ERANGE;
  }
  