rquota/rquota.c

   1 /*
   2    Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU Lesser General Public License as published by
   6    the Free Software Foundation; either version 2.1 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public License
  15    along with this program; if not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 #include <stdio.h>
  19 #include <errno.h>
  20 #include <sys/stat.h>
  21 #include <rpc/rpc.h>
  22 #include <rpc/xdr.h>
  23 #include "libnfs.h"
  24 #include "libnfs-raw.h"
  25 #include "libnfs-private.h"
  26 #include "libnfs-raw-rquota.h"
  27
  28
  29
  30 char *rquotastat_to_str(int error)
  31 {
  32         switch (error) {
  33         case RQUOTA_OK:      return "RQUOTA_OK"; break;
  34         case RQUOTA_NOQUOTA: return "RQUOTA_NOQUOTA"; break;
  35         case RQUOTA_EPERM:   return "RQUOTA_EPERM"; break;
  36         };
  37         return "unknown rquota error";
  38 }
  39
  40 int rquotastat_to_errno(int error)
  41 {
  42         switch (error) {
  43         case RQUOTA_OK:           return 0; break;
  44         case RQUOTA_NOQUOTA:      return -ENOENT; break;
  45         case RQUOTA_EPERM:        return -EPERM; break;
  46         };
  47         return -ENOENT;
  48 }
  49
  50
  51 int rpc_rquota1_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
  52 {
  53         struct rpc_pdu *pdu;
  54
  55         pdu = rpc_allocate_pdu(rpc, RQUOTA_PROGRAM, RQUOTA_V1, RQUOTA1_NULL, cb, private_data, (xdrproc_t)xdr_void, 0);
  56         if (pdu == NULL) {
  57                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for rquota1/null call");
  58                 return -1;
  59         }
  60
  61         if (rpc_queue_pdu(rpc, pdu) != 0) {
  62                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for rquota1/null call");
  63                 rpc_free_pdu(rpc, pdu);
  64                 return -2;
  65         }
  66
  67         return 0;
  68 }
  69
  70 int rpc_rquota1_getquota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int uid, void *private_data)
  71 {
  72         struct rpc_pdu *pdu;
  73         GETQUOTA1args args;
  74
  75         pdu = rpc_allocate_pdu(rpc, RQUOTA_PROGRAM, RQUOTA_V1, RQUOTA1_GETQUOTA, cb, private_data, (xdrproc_t)xdr_GETQUOTA1res, sizeof(GETQUOTA1res));
  76         if (pdu == NULL) {
  77                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for rquota1/getquota call");
  78                 return -1;
  79         }
  80
  81         args.export = export;
  82         args.uid    = uid;
  83
  84         if (xdr_GETQUOTA1args(&pdu->xdr, &args) == 0) {
  85                 rpc_set_error(rpc, "XDR error: Failed to encode GETQUOTA1args");
  86                 rpc_free_pdu(rpc, pdu);
  87                 return -2;
  88         }
  89
  90         if (rpc_queue_pdu(rpc, pdu) != 0) {
  91                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for rquota1/getquota call");
  92                 rpc_free_pdu(rpc, pdu);
  93                 return -3;
  94         }
  95
  96         return 0;
  97 }
  98
  99 int rpc_rquota1_getactivequota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int uid, void *private_data)
 100 {
 101         struct rpc_pdu *pdu;
 102         GETQUOTA1args args;
 103
 104         pdu = rpc_allocate_pdu(rpc, RQUOTA_PROGRAM, RQUOTA_V1, RQUOTA1_GETACTIVEQUOTA, cb, private_data, (xdrproc_t)xdr_GETQUOTA1res, sizeof(GETQUOTA1res));
 105         if (pdu == NULL) {
 106                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for rquota1/getactivequota call");
 107                 return -1;
 108         }
 109
 110         args.export = export;
 111         args.uid    = uid;
 112
 113         if (xdr_GETQUOTA1args(&pdu->xdr, &args) == 0) {
 114                 rpc_set_error(rpc, "XDR error: Failed to encode GETQUOTA1args");
 115                 rpc_free_pdu(rpc, pdu);
 116                 return -2;
 117         }
 118
 119         if (rpc_queue_pdu(rpc, pdu) != 0) {
 120                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for rquota1/getactivequota call");
 121                 rpc_free_pdu(rpc, pdu);
 122                 return -3;
 123         }
 124
 125         return 0;
 126 }
 127
 128
 129 int rpc_rquota2_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
 130 {
 131         struct rpc_pdu *pdu;
 132
 133         pdu = rpc_allocate_pdu(rpc, RQUOTA_PROGRAM, RQUOTA_V2, RQUOTA2_NULL, cb, private_data, (xdrproc_t)xdr_void, 0);
 134         if (pdu == NULL) {
 135                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for rquota2/null call");
 136                 return -1;
 137         }
 138
 139         if (rpc_queue_pdu(rpc, pdu) != 0) {
 140                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for rquota2/null call");
 141                 rpc_free_pdu(rpc, pdu);
 142                 return -2;
 143         }
 144
 145         return 0;
 146 }
 147
 148 int rpc_rquota2_getquota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int type, int uid, void *private_data)
 149 {
 150         struct rpc_pdu *pdu;
 151         GETQUOTA2args args;
 152
 153         pdu = rpc_allocate_pdu(rpc, RQUOTA_PROGRAM, RQUOTA_V2, RQUOTA2_GETQUOTA, cb, private_data, (xdrproc_t)xdr_GETQUOTA1res, sizeof(GETQUOTA1res));
 154         if (pdu == NULL) {
 155                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for rquota2/getquota call");
 156                 return -1;
 157         }
 158
 159         args.export  = export;
 160         args.type    = type;
 161         args.uid     = uid;
 162
 163         if (xdr_GETQUOTA2args(&pdu->xdr, &args) == 0) {
 164                 rpc_set_error(rpc, "XDR error: Failed to encode GETQUOTA2args");
 165                 rpc_free_pdu(rpc, pdu);
 166                 return -2;
 167         }
 168
 169         if (rpc_queue_pdu(rpc, pdu) != 0) {
 170                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for rquota2/getquota call");
 171                 rpc_free_pdu(rpc, pdu);
 172                 return -3;
 173         }
 174
 175         return 0;
 176 }
 177
 178 int rpc_rquota2_getactivequota_async(struct rpc_context *rpc, rpc_cb cb, char *export, int type, int uid, void *private_data)
 179 {
 180         struct rpc_pdu *pdu;
 181         GETQUOTA2args args;
 182
 183         pdu = rpc_allocate_pdu(rpc, RQUOTA_PROGRAM, RQUOTA_V2, RQUOTA2_GETACTIVEQUOTA, cb, private_data, (xdrproc_t)xdr_GETQUOTA1res, sizeof(GETQUOTA1res));
 184         if (pdu == NULL) {
 185                 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for rquota2/getactivequota call");
 186                 return -1;
 187         }
 188
 189         args.export  = export;
 190         args.type    = type;
 191         args.uid     = uid;
 192
 193         if (xdr_GETQUOTA2args(&pdu->xdr, &args) == 0) {
 194                 rpc_set_error(rpc, "XDR error: Failed to encode GETQUOTA2args");
 195                 rpc_free_pdu(rpc, pdu);
 196                 return -2;
 197         }
 198
 199         if (rpc_queue_pdu(rpc, pdu) != 0) {
 200                 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for rquota2/getactivequota call");
 201                 rpc_free_pdu(rpc, pdu);
 202                 return -3;
 203         }
 204
 205         return 0;
 206 }