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yp_dbwrite.c (15420) yp_dbwrite.c (16132)
1/*
2 * Copyright (c) 1995
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

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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 *
1/*
2 * Copyright (c) 1995
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

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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 * $Id: yp_dbwrite.c,v 1.9 1996/02/04 04:08:11 wpaul Exp wpaul $
32 * $Id: yp_dbwrite.c,v 1.10 1996/06/03 03:11:25 wpaul Exp $
33 *
34 */
35#include <stdio.h>
36#include <stdlib.h>
37#include <fcntl.h>
38#include <string.h>
39#include <limits.h>
40#include <unistd.h>
41#include <db.h>
42#include <sys/stat.h>
43#include <errno.h>
44#include <paths.h>
45#include <rpcsvc/yp.h>
46#include "ypxfr_extern.h"
47
48#ifndef lint
33 *
34 */
35#include <stdio.h>
36#include <stdlib.h>
37#include <fcntl.h>
38#include <string.h>
39#include <limits.h>
40#include <unistd.h>
41#include <db.h>
42#include <sys/stat.h>
43#include <errno.h>
44#include <paths.h>
45#include <rpcsvc/yp.h>
46#include "ypxfr_extern.h"
47
48#ifndef lint
49static const char rcsid[] = "$Id: yp_dbwrite.c,v 1.9 1996/02/04 04:08:11 wpaul Exp wpaul $";
49static const char rcsid[] = "$Id: yp_dbwrite.c,v 1.10 1996/06/03 03:11:25 wpaul Exp $";
50#endif
51
52#define PERM_SECURE (S_IRUSR|S_IWUSR)
53
54/*
55 * Open a DB database read/write
56 */
50#endif
51
52#define PERM_SECURE (S_IRUSR|S_IWUSR)
53
54/*
55 * Open a DB database read/write
56 */
57DB *yp_open_db_rw(domain, map)
57DB *yp_open_db_rw(domain, map, flags)
58 const char *domain;
59 const char *map;
58 const char *domain;
59 const char *map;
60 const int flags;
60{
61 DB *dbp;
62 char buf[1025];
63
64
65 yp_errno = YP_TRUE;
66
67 if (map[0] == '.' || strchr(map, '/')) {
68 yp_errno = YP_BADARGS;
69 return (NULL);
70 }
71
61{
62 DB *dbp;
63 char buf[1025];
64
65
66 yp_errno = YP_TRUE;
67
68 if (map[0] == '.' || strchr(map, '/')) {
69 yp_errno = YP_BADARGS;
70 return (NULL);
71 }
72
73#define FLAGS O_RDWR|O_EXLOCK|O_EXCL|O_CREAT
74
72 snprintf(buf, sizeof(buf), "%s/%s/%s", yp_dir, domain, map);
75 snprintf(buf, sizeof(buf), "%s/%s/%s", yp_dir, domain, map);
76 dbp = dbopen(buf,flags ? flags : FLAGS,PERM_SECURE,DB_HASH,&openinfo);
73
77
74 dbp = dbopen(buf,O_RDWR|O_EXLOCK|O_EXCL|O_CREAT, PERM_SECURE, DB_HASH, &openinfo);
75
76 if (dbp == NULL) {
77 switch(errno) {
78 case ENOENT:
79 yp_errno = YP_NOMAP;
80 break;
81 case EFTYPE:
82 yp_errno = YP_BADDB;
83 break;
84 default:
85 yp_errno = YP_YPERR;
86 break;
87 }
88 }
89
90 return (dbp);
91}
92
78 if (dbp == NULL) {
79 switch(errno) {
80 case ENOENT:
81 yp_errno = YP_NOMAP;
82 break;
83 case EFTYPE:
84 yp_errno = YP_BADDB;
85 break;
86 default:
87 yp_errno = YP_YPERR;
88 break;
89 }
90 }
91
92 return (dbp);
93}
94
93int yp_put_record(dbp,key,data)
95int yp_put_record(dbp,key,data,allow_overwrite)
94 DB *dbp;
95 DBT *key;
96 DBT *data;
96 DB *dbp;
97 DBT *key;
98 DBT *data;
99 int allow_overwrite;
97{
98 int rval;
99
100{
101 int rval;
102
100 if ((rval = (dbp->put)(dbp,key,data,R_NOOVERWRITE))) {
103 if ((rval = (dbp->put)(dbp,key,data, allow_overwrite ? 0 :
104 R_NOOVERWRITE))) {
101 switch(rval) {
102 case 1:
103 return(YP_FALSE);
104 break;
105 case -1:
106 default:
107 (void)(dbp->close)(dbp);
108 return(YP_BADDB);
109 break;
110 }
111 }
112
113 return(YP_TRUE);
114}
105 switch(rval) {
106 case 1:
107 return(YP_FALSE);
108 break;
109 case -1:
110 default:
111 (void)(dbp->close)(dbp);
112 return(YP_BADDB);
113 break;
114 }
115 }
116
117 return(YP_TRUE);
118}