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84004dbf RS |
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 | #define _GNU_SOURCE | |
eecdc4f3 RS |
19 | |
20 | #if defined(WIN32) | |
21 | #include <winsock2.h> | |
22 | #else | |
23 | #include <unistd.h> | |
24 | #include <strings.h> | |
25 | #endif | |
26 | ||
84004dbf RS |
27 | #include <stdio.h> |
28 | #include <stdarg.h> | |
84004dbf | 29 | #include <string.h> |
98f5fee8 M |
30 | #include <stdlib.h> |
31 | #include <rpc/rpc.h> | |
84004dbf RS |
32 | #include <rpc/xdr.h> |
33 | #include "slist.h" | |
34 | #include "libnfs.h" | |
35 | #include "libnfs-raw.h" | |
36 | #include "libnfs-private.h" | |
37 | ||
38 | struct rpc_context *rpc_init_context(void) | |
39 | { | |
40 | struct rpc_context *rpc; | |
41 | ||
42 | rpc = malloc(sizeof(struct rpc_context)); | |
43 | if (rpc == NULL) { | |
84004dbf RS |
44 | return NULL; |
45 | } | |
46 | bzero(rpc, sizeof(struct rpc_context)); | |
47 | ||
48 | rpc->encodebuflen = 65536; | |
49 | rpc->encodebuf = malloc(rpc->encodebuflen); | |
50 | if (rpc->encodebuf == NULL) { | |
84004dbf RS |
51 | free(rpc); |
52 | return NULL; | |
53 | } | |
54 | ||
eecdc4f3 RS |
55 | #if defined(WIN32) |
56 | rpc->auth = authunix_create("LibNFS", 65535, 65535, 0, NULL); | |
57 | #else | |
58 | rpc->auth = authunix_create_default(); | |
59 | #endif | |
84004dbf | 60 | if (rpc->auth == NULL) { |
84004dbf RS |
61 | free(rpc->encodebuf); |
62 | free(rpc); | |
63 | return NULL; | |
64 | } | |
65 | rpc->xid = 1; | |
66 | rpc->fd = -1; | |
67 | ||
68 | return rpc; | |
69 | } | |
70 | ||
71 | ||
9e00b8c6 RS |
72 | struct rpc_context *rpc_init_udp_context(void) |
73 | { | |
74 | struct rpc_context *rpc; | |
75 | ||
76 | rpc = rpc_init_context(); | |
77 | if (rpc != NULL) { | |
78 | rpc->is_udp = 1; | |
79 | } | |
80 | ||
81 | return rpc; | |
82 | } | |
83 | ||
84004dbf RS |
84 | void rpc_set_auth(struct rpc_context *rpc, struct AUTH *auth) |
85 | { | |
86 | if (rpc->auth != NULL) { | |
87 | auth_destroy(rpc->auth); | |
88 | } | |
89 | rpc->auth = auth; | |
90 | } | |
91 | ||
92 | ||
93 | void rpc_set_error(struct rpc_context *rpc, char *error_string, ...) | |
94 | { | |
95 | va_list ap; | |
96 | char *str; | |
97 | ||
98 | if (rpc->error_string != NULL) { | |
99 | free(rpc->error_string); | |
100 | } | |
101 | va_start(ap, error_string); | |
f4442bec RS |
102 | // vasprintf(&str, error_string, ap); |
103 | // rpc->error_string = str; | |
84004dbf RS |
104 | va_end(ap); |
105 | } | |
106 | ||
107 | char *rpc_get_error(struct rpc_context *rpc) | |
108 | { | |
109 | return rpc->error_string; | |
110 | } | |
111 | ||
112 | void rpc_error_all_pdus(struct rpc_context *rpc, char *error) | |
113 | { | |
114 | struct rpc_pdu *pdu; | |
115 | ||
116 | while((pdu = rpc->outqueue) != NULL) { | |
117 | pdu->cb(rpc, RPC_STATUS_ERROR, error, pdu->private_data); | |
118 | SLIST_REMOVE(&rpc->outqueue, pdu); | |
119 | rpc_free_pdu(rpc, pdu); | |
120 | } | |
121 | while((pdu = rpc->waitpdu) != NULL) { | |
122 | pdu->cb(rpc, RPC_STATUS_ERROR, error, pdu->private_data); | |
123 | SLIST_REMOVE(&rpc->waitpdu, pdu); | |
124 | rpc_free_pdu(rpc, pdu); | |
125 | } | |
126 | } | |
127 | ||
128 | ||
129 | void rpc_destroy_context(struct rpc_context *rpc) | |
130 | { | |
131 | struct rpc_pdu *pdu; | |
132 | ||
133 | while((pdu = rpc->outqueue) != NULL) { | |
134 | pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data); | |
135 | SLIST_REMOVE(&rpc->outqueue, pdu); | |
136 | rpc_free_pdu(rpc, pdu); | |
137 | } | |
138 | while((pdu = rpc->waitpdu) != NULL) { | |
139 | pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data); | |
140 | SLIST_REMOVE(&rpc->waitpdu, pdu); | |
141 | rpc_free_pdu(rpc, pdu); | |
142 | } | |
143 | ||
144 | auth_destroy(rpc->auth); | |
145 | rpc->auth =NULL; | |
146 | ||
147 | if (rpc->fd != -1) { | |
eecdc4f3 RS |
148 | #if defined(WIN32) |
149 | closesocket(rpc->fd); | |
150 | #else | |
151 | close(rpc->fd); | |
152 | #endif | |
84004dbf RS |
153 | } |
154 | ||
155 | if (rpc->encodebuf != NULL) { | |
156 | free(rpc->encodebuf); | |
157 | rpc->encodebuf = NULL; | |
158 | } | |
159 | ||
160 | if (rpc->error_string != NULL) { | |
161 | free(rpc->error_string); | |
162 | rpc->error_string = NULL; | |
163 | } | |
164 | ||
7ff2f3a0 RS |
165 | if (rpc->udp_dest != NULL) { |
166 | free(rpc->udp_dest); | |
167 | rpc->udp_dest = NULL; | |
168 | } | |
169 | ||
84004dbf RS |
170 | free(rpc); |
171 | } | |
172 | ||
173 |