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84004dbf RS |
1 | /* |
2 | Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com> | |
3 | ||
2606f9bb | 4 | |
84004dbf RS |
5 | |
6 | This program is distributed in the hope that it will be useful, | |
7 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
8 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
9 | GNU Lesser General Public License for more details. | |
10 | ||
11 | You should have received a copy of the GNU Lesser General Public License | |
12 | along with this program; if not, see <http://www.gnu.org/licenses/>. | |
13 | */ | |
00748f36 RS |
14 | #ifdef HAVE_CONFIG_H |
15 | #include "config.h" | |
16 | #endif | |
84004dbf | 17 | |
108c622a RS |
18 | #ifdef AROS |
19 | #include "aros_compat.h" | |
20 | #endif | |
21 | ||
a8a1b858 M |
22 | #ifdef WIN32 |
23 | #include "win32_compat.h" | |
eecdc4f3 | 24 | #else |
eecdc4f3 | 25 | #include <strings.h> |
a8a1b858 M |
26 | #endif/*WIN32*/ |
27 | #define _GNU_SOURCE | |
eecdc4f3 | 28 | |
00748f36 RS |
29 | #ifdef HAVE_UNISTD_H |
30 | #include <unistd.h> | |
31 | #endif | |
32 | ||
84004dbf RS |
33 | #include <stdio.h> |
34 | #include <stdarg.h> | |
84004dbf | 35 | #include <string.h> |
98f5fee8 | 36 | #include <stdlib.h> |
f3a75078 | 37 | #include <assert.h> |
a2756193 | 38 | #include <time.h> |
84004dbf | 39 | #include "slist.h" |
763cd6e3 | 40 | #include "libnfs-zdr.h" |
84004dbf RS |
41 | #include "libnfs.h" |
42 | #include "libnfs-raw.h" | |
43 | #include "libnfs-private.h" | |
44 | ||
45 | struct rpc_context *rpc_init_context(void) | |
46 | { | |
47 | struct rpc_context *rpc; | |
a2756193 | 48 | static uint32_t salt = 0; |
84004dbf RS |
49 | |
50 | rpc = malloc(sizeof(struct rpc_context)); | |
51 | if (rpc == NULL) { | |
84004dbf RS |
52 | return NULL; |
53 | } | |
ea98629a | 54 | memset(rpc, 0, sizeof(struct rpc_context)); |
84004dbf | 55 | |
f3a75078 | 56 | rpc->magic = RPC_CONTEXT_MAGIC; |
84004dbf RS |
57 | rpc->encodebuflen = 65536; |
58 | rpc->encodebuf = malloc(rpc->encodebuflen); | |
59 | if (rpc->encodebuf == NULL) { | |
84004dbf RS |
60 | free(rpc); |
61 | return NULL; | |
62 | } | |
63 | ||
eecdc4f3 RS |
64 | #if defined(WIN32) |
65 | rpc->auth = authunix_create("LibNFS", 65535, 65535, 0, NULL); | |
66 | #else | |
67 | rpc->auth = authunix_create_default(); | |
68 | #endif | |
84004dbf | 69 | if (rpc->auth == NULL) { |
84004dbf RS |
70 | free(rpc->encodebuf); |
71 | free(rpc); | |
72 | return NULL; | |
73 | } | |
a2756193 SC |
74 | rpc->xid = salt + time(NULL); |
75 | salt += 0x01000000; | |
84004dbf RS |
76 | rpc->fd = -1; |
77 | ||
78 | return rpc; | |
79 | } | |
80 | ||
81 | ||
9e00b8c6 RS |
82 | struct rpc_context *rpc_init_udp_context(void) |
83 | { | |
84 | struct rpc_context *rpc; | |
85 | ||
86 | rpc = rpc_init_context(); | |
87 | if (rpc != NULL) { | |
88 | rpc->is_udp = 1; | |
89 | } | |
90 | ||
91 | return rpc; | |
92 | } | |
93 | ||
67ba2239 | 94 | void rpc_set_auth(struct rpc_context *rpc, struct AUTH *auth) |
84004dbf | 95 | { |
f3a75078 RS |
96 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
97 | ||
84004dbf RS |
98 | if (rpc->auth != NULL) { |
99 | auth_destroy(rpc->auth); | |
100 | } | |
8704724f | 101 | rpc->auth = auth; |
84004dbf RS |
102 | } |
103 | ||
104 | ||
105 | void rpc_set_error(struct rpc_context *rpc, char *error_string, ...) | |
106 | { | |
107 | va_list ap; | |
84004dbf | 108 | |
f3a75078 RS |
109 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
110 | ||
84004dbf RS |
111 | if (rpc->error_string != NULL) { |
112 | free(rpc->error_string); | |
113 | } | |
114 | va_start(ap, error_string); | |
b85c7de2 RS |
115 | rpc->error_string = malloc(1024); |
116 | vsnprintf(rpc->error_string, 1024, error_string, ap); | |
84004dbf RS |
117 | va_end(ap); |
118 | } | |
119 | ||
120 | char *rpc_get_error(struct rpc_context *rpc) | |
121 | { | |
f3a75078 RS |
122 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
123 | ||
84004dbf RS |
124 | return rpc->error_string; |
125 | } | |
126 | ||
127 | void rpc_error_all_pdus(struct rpc_context *rpc, char *error) | |
128 | { | |
129 | struct rpc_pdu *pdu; | |
130 | ||
f3a75078 RS |
131 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
132 | ||
84004dbf RS |
133 | while((pdu = rpc->outqueue) != NULL) { |
134 | pdu->cb(rpc, RPC_STATUS_ERROR, error, 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_ERROR, error, pdu->private_data); | |
140 | SLIST_REMOVE(&rpc->waitpdu, pdu); | |
141 | rpc_free_pdu(rpc, pdu); | |
142 | } | |
143 | } | |
144 | ||
d678b73e RS |
145 | static void rpc_free_fragment(struct rpc_fragment *fragment) |
146 | { | |
147 | if (fragment->data != NULL) { | |
148 | free(fragment->data); | |
149 | } | |
150 | free(fragment); | |
151 | } | |
152 | ||
153 | void rpc_free_all_fragments(struct rpc_context *rpc) | |
154 | { | |
f3a75078 RS |
155 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
156 | ||
d678b73e RS |
157 | while (rpc->fragments != NULL) { |
158 | struct rpc_fragment *fragment = rpc->fragments; | |
159 | ||
160 | SLIST_REMOVE(&rpc->fragments, fragment); | |
161 | rpc_free_fragment(fragment); | |
162 | } | |
163 | } | |
164 | ||
183451cf | 165 | int rpc_add_fragment(struct rpc_context *rpc, char *data, uint64_t size) |
d678b73e RS |
166 | { |
167 | struct rpc_fragment *fragment; | |
168 | ||
f3a75078 RS |
169 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
170 | ||
d678b73e RS |
171 | fragment = malloc(sizeof(struct rpc_fragment)); |
172 | if (fragment == NULL) { | |
173 | return -1; | |
174 | } | |
175 | ||
176 | fragment->size = size; | |
177 | fragment->data = malloc(fragment->size); | |
178 | if(fragment->data == NULL) { | |
179 | free(fragment); | |
180 | return -1; | |
181 | } | |
182 | ||
183 | memcpy(fragment->data, data, fragment->size); | |
184 | SLIST_ADD_END(&rpc->fragments, fragment); | |
185 | return 0; | |
186 | } | |
84004dbf RS |
187 | |
188 | void rpc_destroy_context(struct rpc_context *rpc) | |
189 | { | |
190 | struct rpc_pdu *pdu; | |
191 | ||
f3a75078 RS |
192 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
193 | ||
84004dbf RS |
194 | while((pdu = rpc->outqueue) != NULL) { |
195 | pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data); | |
196 | SLIST_REMOVE(&rpc->outqueue, pdu); | |
197 | rpc_free_pdu(rpc, pdu); | |
198 | } | |
199 | while((pdu = rpc->waitpdu) != NULL) { | |
200 | pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data); | |
201 | SLIST_REMOVE(&rpc->waitpdu, pdu); | |
202 | rpc_free_pdu(rpc, pdu); | |
203 | } | |
204 | ||
d678b73e RS |
205 | rpc_free_all_fragments(rpc); |
206 | ||
84004dbf RS |
207 | auth_destroy(rpc->auth); |
208 | rpc->auth =NULL; | |
209 | ||
210 | if (rpc->fd != -1) { | |
eecdc4f3 | 211 | close(rpc->fd); |
84004dbf RS |
212 | } |
213 | ||
214 | if (rpc->encodebuf != NULL) { | |
215 | free(rpc->encodebuf); | |
216 | rpc->encodebuf = NULL; | |
217 | } | |
218 | ||
219 | if (rpc->error_string != NULL) { | |
220 | free(rpc->error_string); | |
221 | rpc->error_string = NULL; | |
222 | } | |
223 | ||
7ff2f3a0 RS |
224 | if (rpc->udp_dest != NULL) { |
225 | free(rpc->udp_dest); | |
226 | rpc->udp_dest = NULL; | |
227 | } | |
228 | ||
f3a75078 | 229 | rpc->magic = 0; |
84004dbf RS |
230 | free(rpc); |
231 | } | |
232 | ||
233 |