1/*
2 * Copyright (c) 1996
3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#ifndef lint
34static const char rcsid[] =
| 1/*
2 * Copyright (c) 1996
3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#ifndef lint
34static const char rcsid[] =
|
61 yp_error("couldn't exec map update process: %s",
62 strerror(errno));
63 exit(1);
64 break;
65 case -1:
66 yp_error("fork() failed: %s", strerror(errno));
67 return(YPERR_YPERR);
68 break;
69 default:
70 children++;
71 break;
72 }
73
74 return(0);
75}
76
77int ypmap_update(netname, map, op, keylen, keyval, datlen, datval)
78 char *netname;
79 char *map;
80 unsigned int op;
81 unsigned int keylen;
82 char *keyval;
83 unsigned int datlen;
84 char *datval;
85{
86 DB *dbp;
87 DBT key = { NULL, 0 }, data = { NULL, 0 };
88 char *yp_last = "YP_LAST_MODIFIED";
89 char yplastbuf[YPMAXRECORD];
90 char *domptr;
91 int rval = 0;
92
93 if ((domptr = strchr(netname, '@')) == NULL)
94 return(ERR_ACCESS);
95 domptr++;
96
97
98 dbp = yp_open_db_rw(domptr, map, O_RDWR);
99 if (dbp == NULL)
100 return(ERR_DBASE);
101
102 key.data = keyval;
103 key.size = keylen;
104 data.data = datval;
105 data.size = datlen;
106
107 switch(op) {
108 case YPOP_DELETE: /* delete this entry */
109 rval = yp_del_record(dbp, &key);
110 if (rval == YP_TRUE)
111 rval = 0;
112 break;
113 case YPOP_INSERT: /* add, do not change */
114 rval = yp_put_record(dbp, &key, &data, 0);
115 if (rval == YP_TRUE)
116 rval = 0;
117 break;
118 case YPOP_STORE: /* add, or change */
119 rval = yp_put_record(dbp, &key, &data, 1);
120 if (rval == YP_TRUE)
121 rval = 0;
122 break;
123 case YPOP_CHANGE: /* change, do not add */
124 if (yp_get_record(domptr, map, &key, &data, 0) != YP_TRUE) {
125 rval = ERR_KEY;
126 break;
127 }
128 rval = yp_put_record(dbp, &key, &data, 1);
129 if (rval == YP_TRUE)
130 rval = 0;
131 break;
132 default:
133 yp_error("unknown update command: (%d)", op);
134 }
135
136 if (rval) {
137 (void)(dbp->close)(dbp);
138 return(rval);
139 }
140
141 snprintf(yplastbuf, sizeof(yplastbuf), "%lu", time(NULL));
142 key.data = yp_last;
143 key.size = strlen(yp_last);
144 data.data = (char *)&yplastbuf;
145 data.size = strlen(yplastbuf);
146 if (yp_put_record(dbp, &key, &data, 1) != YP_TRUE) {
147 yp_error("failed to update timestamp in %s/%s", domptr, map);
148 (void)(dbp->close)(dbp);
149 return(ERR_DBASE);
150 }
151
152 (void)(dbp->close)(dbp);
153 return(yp_domake(map, domptr));
154}
| 61 yp_error("couldn't exec map update process: %s",
62 strerror(errno));
63 exit(1);
64 break;
65 case -1:
66 yp_error("fork() failed: %s", strerror(errno));
67 return(YPERR_YPERR);
68 break;
69 default:
70 children++;
71 break;
72 }
73
74 return(0);
75}
76
77int ypmap_update(netname, map, op, keylen, keyval, datlen, datval)
78 char *netname;
79 char *map;
80 unsigned int op;
81 unsigned int keylen;
82 char *keyval;
83 unsigned int datlen;
84 char *datval;
85{
86 DB *dbp;
87 DBT key = { NULL, 0 }, data = { NULL, 0 };
88 char *yp_last = "YP_LAST_MODIFIED";
89 char yplastbuf[YPMAXRECORD];
90 char *domptr;
91 int rval = 0;
92
93 if ((domptr = strchr(netname, '@')) == NULL)
94 return(ERR_ACCESS);
95 domptr++;
96
97
98 dbp = yp_open_db_rw(domptr, map, O_RDWR);
99 if (dbp == NULL)
100 return(ERR_DBASE);
101
102 key.data = keyval;
103 key.size = keylen;
104 data.data = datval;
105 data.size = datlen;
106
107 switch(op) {
108 case YPOP_DELETE: /* delete this entry */
109 rval = yp_del_record(dbp, &key);
110 if (rval == YP_TRUE)
111 rval = 0;
112 break;
113 case YPOP_INSERT: /* add, do not change */
114 rval = yp_put_record(dbp, &key, &data, 0);
115 if (rval == YP_TRUE)
116 rval = 0;
117 break;
118 case YPOP_STORE: /* add, or change */
119 rval = yp_put_record(dbp, &key, &data, 1);
120 if (rval == YP_TRUE)
121 rval = 0;
122 break;
123 case YPOP_CHANGE: /* change, do not add */
124 if (yp_get_record(domptr, map, &key, &data, 0) != YP_TRUE) {
125 rval = ERR_KEY;
126 break;
127 }
128 rval = yp_put_record(dbp, &key, &data, 1);
129 if (rval == YP_TRUE)
130 rval = 0;
131 break;
132 default:
133 yp_error("unknown update command: (%d)", op);
134 }
135
136 if (rval) {
137 (void)(dbp->close)(dbp);
138 return(rval);
139 }
140
141 snprintf(yplastbuf, sizeof(yplastbuf), "%lu", time(NULL));
142 key.data = yp_last;
143 key.size = strlen(yp_last);
144 data.data = (char *)&yplastbuf;
145 data.size = strlen(yplastbuf);
146 if (yp_put_record(dbp, &key, &data, 1) != YP_TRUE) {
147 yp_error("failed to update timestamp in %s/%s", domptr, map);
148 (void)(dbp->close)(dbp);
149 return(ERR_DBASE);
150 }
151
152 (void)(dbp->close)(dbp);
153 return(yp_domake(map, domptr));
154}
|