Commit | Line | Data |
---|---|---|
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" | |
bff8fe46 RS |
24 | #endif |
25 | ||
a8a1b858 | 26 | #define _GNU_SOURCE |
eecdc4f3 | 27 | |
00748f36 RS |
28 | #ifdef HAVE_UNISTD_H |
29 | #include <unistd.h> | |
30 | #endif | |
31 | ||
bff8fe46 RS |
32 | #ifdef HAVE_STRINGS_H |
33 | #include <strings.h> | |
34 | #endif | |
35 | ||
84004dbf RS |
36 | #include <stdio.h> |
37 | #include <stdarg.h> | |
84004dbf | 38 | #include <string.h> |
98f5fee8 | 39 | #include <stdlib.h> |
f3a75078 | 40 | #include <assert.h> |
a2756193 | 41 | #include <time.h> |
84004dbf | 42 | #include "slist.h" |
763cd6e3 | 43 | #include "libnfs-zdr.h" |
84004dbf RS |
44 | #include "libnfs.h" |
45 | #include "libnfs-raw.h" | |
46 | #include "libnfs-private.h" | |
47 | ||
48 | struct rpc_context *rpc_init_context(void) | |
49 | { | |
50 | struct rpc_context *rpc; | |
a2756193 | 51 | static uint32_t salt = 0; |
84004dbf RS |
52 | |
53 | rpc = malloc(sizeof(struct rpc_context)); | |
54 | if (rpc == NULL) { | |
84004dbf RS |
55 | return NULL; |
56 | } | |
ea98629a | 57 | memset(rpc, 0, sizeof(struct rpc_context)); |
84004dbf | 58 | |
f3a75078 | 59 | rpc->magic = RPC_CONTEXT_MAGIC; |
84004dbf RS |
60 | rpc->encodebuflen = 65536; |
61 | rpc->encodebuf = malloc(rpc->encodebuflen); | |
62 | if (rpc->encodebuf == NULL) { | |
84004dbf RS |
63 | free(rpc); |
64 | return NULL; | |
65 | } | |
66 | ||
eecdc4f3 | 67 | rpc->auth = authunix_create_default(); |
84004dbf | 68 | if (rpc->auth == NULL) { |
84004dbf RS |
69 | free(rpc->encodebuf); |
70 | free(rpc); | |
71 | return NULL; | |
72 | } | |
6fda9871 | 73 | rpc->xid = salt + time(NULL) + getpid() << 16; |
a2756193 | 74 | salt += 0x01000000; |
84004dbf | 75 | rpc->fd = -1; |
1c8b4547 | 76 | rpc->tcp_syncnt = RPC_PARAM_UNDEFINED; |
9126c9c0 PL |
77 | #ifdef WIN32 |
78 | rpc->uid = 65534; | |
79 | rpc->gid = 65534; | |
80 | #else | |
81 | rpc->uid = getuid(); | |
82 | rpc->gid = getgid(); | |
83 | #endif | |
84004dbf RS |
84 | |
85 | return rpc; | |
86 | } | |
87 | ||
88 | ||
9e00b8c6 RS |
89 | struct rpc_context *rpc_init_udp_context(void) |
90 | { | |
91 | struct rpc_context *rpc; | |
92 | ||
93 | rpc = rpc_init_context(); | |
94 | if (rpc != NULL) { | |
95 | rpc->is_udp = 1; | |
96 | } | |
97 | ||
98 | return rpc; | |
99 | } | |
100 | ||
67ba2239 | 101 | void rpc_set_auth(struct rpc_context *rpc, struct AUTH *auth) |
84004dbf | 102 | { |
f3a75078 RS |
103 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
104 | ||
84004dbf RS |
105 | if (rpc->auth != NULL) { |
106 | auth_destroy(rpc->auth); | |
107 | } | |
8704724f | 108 | rpc->auth = auth; |
84004dbf RS |
109 | } |
110 | ||
9126c9c0 PL |
111 | static void rpc_set_uid_gid(struct rpc_context *rpc, int uid, int gid) { |
112 | if (uid != rpc->uid || gid != rpc->gid) { | |
113 | struct AUTH *auth = libnfs_authunix_create("libnfs", uid, gid, 0, NULL); | |
114 | if (auth != NULL) { | |
115 | rpc_set_auth(rpc, auth); | |
116 | rpc->uid = uid; | |
117 | rpc->gid = gid; | |
118 | } | |
119 | } | |
120 | } | |
121 | ||
122 | void rpc_set_uid(struct rpc_context *rpc, int uid) { | |
123 | rpc_set_uid_gid(rpc, uid, rpc->gid); | |
124 | } | |
125 | ||
126 | void rpc_set_gid(struct rpc_context *rpc, int gid) { | |
127 | rpc_set_uid_gid(rpc, rpc->uid, gid); | |
128 | } | |
84004dbf RS |
129 | |
130 | void rpc_set_error(struct rpc_context *rpc, char *error_string, ...) | |
131 | { | |
132 | va_list ap; | |
84004dbf | 133 | |
f3a75078 RS |
134 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
135 | ||
84004dbf RS |
136 | if (rpc->error_string != NULL) { |
137 | free(rpc->error_string); | |
138 | } | |
139 | va_start(ap, error_string); | |
b85c7de2 RS |
140 | rpc->error_string = malloc(1024); |
141 | vsnprintf(rpc->error_string, 1024, error_string, ap); | |
84004dbf RS |
142 | va_end(ap); |
143 | } | |
144 | ||
145 | char *rpc_get_error(struct rpc_context *rpc) | |
146 | { | |
f3a75078 RS |
147 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
148 | ||
84004dbf RS |
149 | return rpc->error_string; |
150 | } | |
151 | ||
152 | void rpc_error_all_pdus(struct rpc_context *rpc, char *error) | |
153 | { | |
154 | struct rpc_pdu *pdu; | |
155 | ||
f3a75078 RS |
156 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
157 | ||
84004dbf RS |
158 | while((pdu = rpc->outqueue) != NULL) { |
159 | pdu->cb(rpc, RPC_STATUS_ERROR, error, pdu->private_data); | |
160 | SLIST_REMOVE(&rpc->outqueue, pdu); | |
161 | rpc_free_pdu(rpc, pdu); | |
162 | } | |
163 | while((pdu = rpc->waitpdu) != NULL) { | |
164 | pdu->cb(rpc, RPC_STATUS_ERROR, error, pdu->private_data); | |
165 | SLIST_REMOVE(&rpc->waitpdu, pdu); | |
166 | rpc_free_pdu(rpc, pdu); | |
167 | } | |
168 | } | |
169 | ||
d678b73e RS |
170 | static void rpc_free_fragment(struct rpc_fragment *fragment) |
171 | { | |
172 | if (fragment->data != NULL) { | |
173 | free(fragment->data); | |
174 | } | |
175 | free(fragment); | |
176 | } | |
177 | ||
178 | void rpc_free_all_fragments(struct rpc_context *rpc) | |
179 | { | |
f3a75078 RS |
180 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
181 | ||
d678b73e RS |
182 | while (rpc->fragments != NULL) { |
183 | struct rpc_fragment *fragment = rpc->fragments; | |
184 | ||
185 | SLIST_REMOVE(&rpc->fragments, fragment); | |
186 | rpc_free_fragment(fragment); | |
187 | } | |
188 | } | |
189 | ||
183451cf | 190 | int rpc_add_fragment(struct rpc_context *rpc, char *data, uint64_t size) |
d678b73e RS |
191 | { |
192 | struct rpc_fragment *fragment; | |
193 | ||
f3a75078 RS |
194 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
195 | ||
d678b73e RS |
196 | fragment = malloc(sizeof(struct rpc_fragment)); |
197 | if (fragment == NULL) { | |
198 | return -1; | |
199 | } | |
200 | ||
201 | fragment->size = size; | |
202 | fragment->data = malloc(fragment->size); | |
203 | if(fragment->data == NULL) { | |
204 | free(fragment); | |
205 | return -1; | |
206 | } | |
207 | ||
208 | memcpy(fragment->data, data, fragment->size); | |
209 | SLIST_ADD_END(&rpc->fragments, fragment); | |
210 | return 0; | |
211 | } | |
84004dbf RS |
212 | |
213 | void rpc_destroy_context(struct rpc_context *rpc) | |
214 | { | |
215 | struct rpc_pdu *pdu; | |
216 | ||
f3a75078 RS |
217 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
218 | ||
84004dbf RS |
219 | while((pdu = rpc->outqueue) != NULL) { |
220 | pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data); | |
221 | SLIST_REMOVE(&rpc->outqueue, pdu); | |
222 | rpc_free_pdu(rpc, pdu); | |
223 | } | |
224 | while((pdu = rpc->waitpdu) != NULL) { | |
225 | pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data); | |
226 | SLIST_REMOVE(&rpc->waitpdu, pdu); | |
227 | rpc_free_pdu(rpc, pdu); | |
228 | } | |
229 | ||
d678b73e RS |
230 | rpc_free_all_fragments(rpc); |
231 | ||
84004dbf RS |
232 | auth_destroy(rpc->auth); |
233 | rpc->auth =NULL; | |
234 | ||
235 | if (rpc->fd != -1) { | |
eecdc4f3 | 236 | close(rpc->fd); |
84004dbf RS |
237 | } |
238 | ||
239 | if (rpc->encodebuf != NULL) { | |
240 | free(rpc->encodebuf); | |
241 | rpc->encodebuf = NULL; | |
242 | } | |
243 | ||
244 | if (rpc->error_string != NULL) { | |
245 | free(rpc->error_string); | |
246 | rpc->error_string = NULL; | |
247 | } | |
248 | ||
7ff2f3a0 RS |
249 | if (rpc->udp_dest != NULL) { |
250 | free(rpc->udp_dest); | |
251 | rpc->udp_dest = NULL; | |
252 | } | |
253 | ||
f3a75078 | 254 | rpc->magic = 0; |
84004dbf RS |
255 | free(rpc); |
256 | } | |
257 | ||
258 |