| 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 <rpc/rpc.h> |
| 21 | #include <rpc/xdr.h> |
| 22 | #include "libnfs.h" |
| 23 | #include "libnfs-raw.h" |
| 24 | #include "libnfs-private.h" |
| 25 | #include "libnfs-raw-mount.h" |
| 26 | |
| 27 | |
| 28 | int rpc_mount_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data) |
| 29 | { |
| 30 | struct rpc_pdu *pdu; |
| 31 | |
| 32 | pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_NULL, cb, private_data, (xdrproc_t)xdr_void, 0); |
| 33 | if (pdu == NULL) { |
| 34 | rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for mount/null call"); |
| 35 | return -1; |
| 36 | } |
| 37 | |
| 38 | if (rpc_queue_pdu(rpc, pdu) != 0) { |
| 39 | rpc_set_error(rpc, "Out of memory. Failed to queue pdu for mount/null call"); |
| 40 | rpc_free_pdu(rpc, pdu); |
| 41 | return -1; |
| 42 | } |
| 43 | |
| 44 | return 0; |
| 45 | } |
| 46 | |
| 47 | int rpc_mount_mnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data) |
| 48 | { |
| 49 | struct rpc_pdu *pdu; |
| 50 | |
| 51 | pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_MNT, cb, private_data, (xdrproc_t)xdr_mountres3, sizeof(mountres3)); |
| 52 | if (pdu == NULL) { |
| 53 | rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for mount/mnt call"); |
| 54 | return -1; |
| 55 | } |
| 56 | |
| 57 | if (xdr_dirpath(&pdu->xdr, &export) == 0) { |
| 58 | rpc_set_error(rpc, "XDR error. Failed to encode mount/mnt call"); |
| 59 | rpc_free_pdu(rpc, pdu); |
| 60 | return -1; |
| 61 | } |
| 62 | |
| 63 | if (rpc_queue_pdu(rpc, pdu) != 0) { |
| 64 | rpc_set_error(rpc, "Out of memory. Failed to queue pdu for mount/mnt call"); |
| 65 | rpc_free_pdu(rpc, pdu); |
| 66 | return -1; |
| 67 | } |
| 68 | |
| 69 | return 0; |
| 70 | } |
| 71 | |
| 72 | int rpc_mount_dump_async(struct rpc_context *rpc, rpc_cb cb, void *private_data) |
| 73 | { |
| 74 | struct rpc_pdu *pdu; |
| 75 | |
| 76 | pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_DUMP, cb, private_data, (xdrproc_t)xdr_mountlist, sizeof(mountlist)); |
| 77 | if (pdu == NULL) { |
| 78 | rpc_set_error(rpc, "Failed to allocate pdu for mount/dump"); |
| 79 | return -1; |
| 80 | } |
| 81 | |
| 82 | if (rpc_queue_pdu(rpc, pdu) != 0) { |
| 83 | rpc_set_error(rpc, "Failed to queue mount/dump pdu"); |
| 84 | rpc_free_pdu(rpc, pdu); |
| 85 | return -1; |
| 86 | } |
| 87 | |
| 88 | return 0; |
| 89 | } |
| 90 | |
| 91 | int rpc_mount_umnt_async(struct rpc_context *rpc, rpc_cb cb, char *export, void *private_data) |
| 92 | { |
| 93 | struct rpc_pdu *pdu; |
| 94 | |
| 95 | pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_UMNT, cb, private_data, (xdrproc_t)xdr_void, 0); |
| 96 | if (pdu == NULL) { |
| 97 | rpc_set_error(rpc, "Failed to allocate pdu for mount/umnt"); |
| 98 | return -1; |
| 99 | } |
| 100 | |
| 101 | if (xdr_dirpath(&pdu->xdr, &export) == 0) { |
| 102 | rpc_set_error(rpc, "failed to encode dirpath for mount/umnt"); |
| 103 | rpc_free_pdu(rpc, pdu); |
| 104 | return -1; |
| 105 | } |
| 106 | |
| 107 | if (rpc_queue_pdu(rpc, pdu) != 0) { |
| 108 | rpc_set_error(rpc, "Failed to queue mount/umnt pdu"); |
| 109 | rpc_free_pdu(rpc, pdu); |
| 110 | return -1; |
| 111 | } |
| 112 | |
| 113 | return 0; |
| 114 | } |
| 115 | |
| 116 | int rpc_mount_umntall_async(struct rpc_context *rpc, rpc_cb cb, void *private_data) |
| 117 | { |
| 118 | struct rpc_pdu *pdu; |
| 119 | |
| 120 | pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_UMNTALL, cb, private_data, (xdrproc_t)xdr_void, 0); |
| 121 | if (pdu == NULL) { |
| 122 | rpc_set_error(rpc, "Failed to allocate pdu for mount/umntall"); |
| 123 | return -1; |
| 124 | } |
| 125 | |
| 126 | if (rpc_queue_pdu(rpc, pdu) != 0) { |
| 127 | rpc_set_error(rpc, "Failed to queue mount/umntall pdu"); |
| 128 | rpc_free_pdu(rpc, pdu); |
| 129 | return -1; |
| 130 | } |
| 131 | |
| 132 | return 0; |
| 133 | } |
| 134 | |
| 135 | int rpc_mount_export_async(struct rpc_context *rpc, rpc_cb cb, void *private_data) |
| 136 | { |
| 137 | struct rpc_pdu *pdu; |
| 138 | |
| 139 | pdu = rpc_allocate_pdu(rpc, MOUNT_PROGRAM, MOUNT_V3, MOUNT3_EXPORT, cb, private_data, (xdrproc_t)xdr_exports, sizeof(exports)); |
| 140 | if (pdu == NULL) { |
| 141 | rpc_set_error(rpc, "Failed to allocate pdu for mount/export"); |
| 142 | return -1; |
| 143 | } |
| 144 | |
| 145 | if (rpc_queue_pdu(rpc, pdu) != 0) { |
| 146 | rpc_set_error(rpc, "Failed to queue mount/export pdu"); |
| 147 | rpc_free_pdu(rpc, pdu); |
| 148 | return -1; |
| 149 | } |
| 150 | |
| 151 | return 0; |
| 152 | } |
| 153 | |
| 154 | char *mountstat3_to_str(int st) |
| 155 | { |
| 156 | enum mountstat3 stat = st; |
| 157 | |
| 158 | char *str = "unknown mount stat"; |
| 159 | switch (stat) { |
| 160 | case MNT3_OK: str="MNT3_OK"; break; |
| 161 | case MNT3ERR_PERM: str="MNT3ERR_PERM"; break; |
| 162 | case MNT3ERR_NOENT: str="MNT3ERR_NOENT"; break; |
| 163 | case MNT3ERR_IO: str="MNT3ERR_IO"; break; |
| 164 | case MNT3ERR_ACCES: str="MNT3ERR_ACCES"; break; |
| 165 | case MNT3ERR_NOTDIR: str="MNT3ERR_NOTDIR"; break; |
| 166 | case MNT3ERR_INVAL: str="MNT3ERR_INVAL"; break; |
| 167 | case MNT3ERR_NAMETOOLONG: str="MNT3ERR_NAMETOOLONG"; break; |
| 168 | case MNT3ERR_NOTSUPP: str="MNT3ERR_NOTSUPP"; break; |
| 169 | case MNT3ERR_SERVERFAULT: str="MNT3ERR_SERVERFAULT"; break; |
| 170 | } |
| 171 | return str; |
| 172 | } |
| 173 | |
| 174 | |
| 175 | int mountstat3_to_errno(int st) |
| 176 | { |
| 177 | enum mountstat3 stat = st; |
| 178 | |
| 179 | switch (stat) { |
| 180 | case MNT3_OK: return 0; break; |
| 181 | case MNT3ERR_PERM: return -EPERM; break; |
| 182 | case MNT3ERR_NOENT: return -EPERM; break; |
| 183 | case MNT3ERR_IO: return -EIO; break; |
| 184 | case MNT3ERR_ACCES: return -EACCES; break; |
| 185 | case MNT3ERR_NOTDIR: return -ENOTDIR; break; |
| 186 | case MNT3ERR_INVAL: return -EINVAL; break; |
| 187 | case MNT3ERR_NAMETOOLONG: return -E2BIG; break; |
| 188 | case MNT3ERR_NOTSUPP: return -EINVAL; break; |
| 189 | case MNT3ERR_SERVERFAULT: return -EIO; break; |
| 190 | } |
| 191 | return -ERANGE; |
| 192 | } |