c12d95909ab39a53dbaf293082f7e44fc48a61ba
2 Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
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.
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.
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/>.
17 #include <sys/socket.h> /* struct sockaddr_storage */
19 #include "libnfs-zdr.h"
22 struct rpc_fragment
*next
;
39 /* buffer used for encoding RPC PDU */
43 struct rpc_pdu
*outqueue
;
44 struct sockaddr_storage udp_src
;
45 struct rpc_pdu
*waitpdu
;
51 /* special fields for UDP, which can sometimes be BROADCASTed */
53 struct sockaddr
*udp_dest
;
56 /* track the address we connect to so we can auto-reconnect on session failure */
57 struct sockaddr_storage s
;
60 /* fragment reassembly */
61 struct rpc_fragment
*fragments
;
71 struct rpc_data outdata
;
76 /* function to decode the zdr reply data and buffer to decode into */
77 zdrproc_t zdr_decode_fn
;
78 caddr_t zdr_decode_buf
;
79 uint32_t zdr_decode_bufsize
;
82 struct rpc_pdu
*rpc_allocate_pdu(struct rpc_context
*rpc
, int program
, int version
, int procedure
, rpc_cb cb
, void *private_data
, zdrproc_t zdr_decode_fn
, int zdr_bufsize
);
83 void rpc_free_pdu(struct rpc_context
*rpc
, struct rpc_pdu
*pdu
);
84 int rpc_queue_pdu(struct rpc_context
*rpc
, struct rpc_pdu
*pdu
);
85 int rpc_get_pdu_size(char *buf
);
86 int rpc_process_pdu(struct rpc_context
*rpc
, char *buf
, int size
);
87 void rpc_error_all_pdus(struct rpc_context
*rpc
, char *error
);
89 void rpc_set_error(struct rpc_context
*rpc
, char *error_string
, ...);
90 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...);
92 const char *nfs_get_server(struct nfs_context
*nfs
);
93 const char *nfs_get_export(struct nfs_context
*nfs
);
95 /* we dont want to expose UDP to normal applications/users this is private to libnfs to use exclusively for broadcast RPC */
96 int rpc_bind_udp(struct rpc_context
*rpc
, char *addr
, int port
);
97 int rpc_set_udp_destination(struct rpc_context
*rpc
, char *addr
, int port
, int is_broadcast
);
98 struct rpc_context
*rpc_init_udp_context(void);
99 struct sockaddr
*rpc_get_recv_sockaddr(struct rpc_context
*rpc
);
101 void rpc_set_autoreconnect(struct rpc_context
*rpc
);
102 void rpc_unset_autoreconnect(struct rpc_context
*rpc
);
104 int rpc_add_fragment(struct rpc_context
*rpc
, char *data
, uint64_t size
);
105 void rpc_free_all_fragments(struct rpc_context
*rpc
);
107 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
);