1/* Copyright 1988,1990,1993,1994 by Paul Vixie
2 * All rights reserved
3 *
4 * Distribute freely, except: don't remove my name from the source or
5 * documentation (don't take credit for my work), mark your changes (don't
6 * get me blamed for your possible bugs), don't alter or remove this
7 * notice. May be sold if buildable source is provided to buyer. No
8 * warrantee of any kind, express or implied, is included with this
9 * software; use at your own risk, responsibility for damages (if any) to
10 * anyone resulting from the use of this software rests entirely with the
11 * user.
12 *
13 * Send bug reports, bug fixes, enhancements, requests, flames, etc., and
14 * I'll try to keep a version up to date. I can be reached as follows:
15 * Paul Vixie <paul@vix.com> uunet!decwrl!vixie!paul
16 */
17
18#if !defined(lint) && !defined(LINT)
19static const char rcsid[] =
| 1/* Copyright 1988,1990,1993,1994 by Paul Vixie
2 * All rights reserved
3 *
4 * Distribute freely, except: don't remove my name from the source or
5 * documentation (don't take credit for my work), mark your changes (don't
6 * get me blamed for your possible bugs), don't alter or remove this
7 * notice. May be sold if buildable source is provided to buyer. No
8 * warrantee of any kind, express or implied, is included with this
9 * software; use at your own risk, responsibility for damages (if any) to
10 * anyone resulting from the use of this software rests entirely with the
11 * user.
12 *
13 * Send bug reports, bug fixes, enhancements, requests, flames, etc., and
14 * I'll try to keep a version up to date. I can be reached as follows:
15 * Paul Vixie <paul@vix.com> uunet!decwrl!vixie!paul
16 */
17
18#if !defined(lint) && !defined(LINT)
19static const char rcsid[] =
|
20 "$Id: user.c,v 1.6 1997/09/15 06:39:07 charnier Exp $";
| 20 "$FreeBSD: head/usr.sbin/cron/cron/user.c 50479 1999-08-28 01:35:59Z peter $";
|
21#endif
22
23/* vix 26jan87 [log is in RCS file]
24 */
25
26
27#include "cron.h"
28
29static char *User_name;
30
31void
32free_user(u)
33 user *u;
34{
35 entry *e, *ne;
36
37 free(u->name);
38 for (e = u->crontab; e != NULL; e = ne) {
39 ne = e->next;
40 free_entry(e);
41 }
42 free(u);
43}
44
45static void
46log_error(msg)
47 char *msg;
48{
49 log_it(User_name, getpid(), "PARSE", msg);
50}
51
52user *
53load_user(crontab_fd, pw, name)
54 int crontab_fd;
55 struct passwd *pw; /* NULL implies syscrontab */
56 char *name;
57{
58 char envstr[MAX_ENVSTR];
59 FILE *file;
60 user *u;
61 entry *e;
62 int status;
63 char **envp, **tenvp;
64
65 if (!(file = fdopen(crontab_fd, "r"))) {
66 warn("fdopen on crontab_fd in load_user");
67 return NULL;
68 }
69
70 Debug(DPARS, ("load_user()\n"))
71
72 /* file is open. build user entry, then read the crontab file.
73 */
74 if ((u = (user *) malloc(sizeof(user))) == NULL) {
75 errno = ENOMEM;
76 return NULL;
77 }
78 if ((u->name = strdup(name)) == NULL) {
79 free(u);
80 errno = ENOMEM;
81 return NULL;
82 }
83 u->crontab = NULL;
84
85 /*
86 * init environment. this will be copied/augmented for each entry.
87 */
88 if ((envp = env_init()) == NULL) {
89 free(u->name);
90 free(u);
91 return NULL;
92 }
93
94 /*
95 * load the crontab
96 */
97 while ((status = load_env(envstr, file)) >= OK) {
98 switch (status) {
99 case ERR:
100 free_user(u);
101 u = NULL;
102 goto done;
103 case FALSE:
104 User_name = u->name; /* for log_error */
105 e = load_entry(file, log_error, pw, envp);
106 if (e) {
107 e->next = u->crontab;
108 u->crontab = e;
109 }
110 break;
111 case TRUE:
112 if ((tenvp = env_set(envp, envstr))) {
113 envp = tenvp;
114 } else {
115 free_user(u);
116 u = NULL;
117 goto done;
118 }
119 break;
120 }
121 }
122
123 done:
124 env_free(envp);
125 fclose(file);
126 Debug(DPARS, ("...load_user() done\n"))
127 return u;
128}
| 21#endif
22
23/* vix 26jan87 [log is in RCS file]
24 */
25
26
27#include "cron.h"
28
29static char *User_name;
30
31void
32free_user(u)
33 user *u;
34{
35 entry *e, *ne;
36
37 free(u->name);
38 for (e = u->crontab; e != NULL; e = ne) {
39 ne = e->next;
40 free_entry(e);
41 }
42 free(u);
43}
44
45static void
46log_error(msg)
47 char *msg;
48{
49 log_it(User_name, getpid(), "PARSE", msg);
50}
51
52user *
53load_user(crontab_fd, pw, name)
54 int crontab_fd;
55 struct passwd *pw; /* NULL implies syscrontab */
56 char *name;
57{
58 char envstr[MAX_ENVSTR];
59 FILE *file;
60 user *u;
61 entry *e;
62 int status;
63 char **envp, **tenvp;
64
65 if (!(file = fdopen(crontab_fd, "r"))) {
66 warn("fdopen on crontab_fd in load_user");
67 return NULL;
68 }
69
70 Debug(DPARS, ("load_user()\n"))
71
72 /* file is open. build user entry, then read the crontab file.
73 */
74 if ((u = (user *) malloc(sizeof(user))) == NULL) {
75 errno = ENOMEM;
76 return NULL;
77 }
78 if ((u->name = strdup(name)) == NULL) {
79 free(u);
80 errno = ENOMEM;
81 return NULL;
82 }
83 u->crontab = NULL;
84
85 /*
86 * init environment. this will be copied/augmented for each entry.
87 */
88 if ((envp = env_init()) == NULL) {
89 free(u->name);
90 free(u);
91 return NULL;
92 }
93
94 /*
95 * load the crontab
96 */
97 while ((status = load_env(envstr, file)) >= OK) {
98 switch (status) {
99 case ERR:
100 free_user(u);
101 u = NULL;
102 goto done;
103 case FALSE:
104 User_name = u->name; /* for log_error */
105 e = load_entry(file, log_error, pw, envp);
106 if (e) {
107 e->next = u->crontab;
108 u->crontab = e;
109 }
110 break;
111 case TRUE:
112 if ((tenvp = env_set(envp, envstr))) {
113 envp = tenvp;
114 } else {
115 free_user(u);
116 u = NULL;
117 goto done;
118 }
119 break;
120 }
121 }
122
123 done:
124 env_free(envp);
125 fclose(file);
126 Debug(DPARS, ("...load_user() done\n"))
127 return u;
128}
|