0656f5972e0b880ef0822eb5b1c750f3623e59e0
[garming/samba-autobuild/.git] / source3 / nsswitch / pam_winbind.h
1 /* pam_winbind header file 
2    (Solaris needs some macros from Linux for common PAM code)
3
4    Shirish Kalele 2000
5 */
6
7 #include "../lib/replace/replace.h"
8 #include "system/syslog.h"
9 #include "system/time.h"
10 #include <talloc.h>
11 #include "libwbclient/wbclient.h"
12 #include "localedir.h"
13
14 #define MODULE_NAME "pam_winbind"
15 #define PAM_SM_AUTH
16 #define PAM_SM_ACCOUNT
17 #define PAM_SM_PASSWORD
18 #define PAM_SM_SESSION
19
20 #ifndef PAM_WINBIND_CONFIG_FILE
21 #define PAM_WINBIND_CONFIG_FILE "/etc/security/pam_winbind.conf"
22 #endif
23
24 #include <iniparser.h>
25
26 #ifdef HAVE_LIBINTL_H
27 #include <libintl.h>
28 #endif
29
30 #ifndef LINUX
31
32 /* Solaris always uses dynamic pam modules */
33 #define PAM_EXTERN extern
34 #if defined(HAVE_SECURITY_PAM_APPL_H)
35 #include <security/pam_appl.h> 
36 #elif defined(HAVE_PAM_PAM_APPL_H)
37 #include <pam/pam_appl.h>
38 #endif
39
40 #ifndef PAM_AUTHTOK_RECOVER_ERR
41 #define PAM_AUTHTOK_RECOVER_ERR PAM_AUTHTOK_RECOVERY_ERR
42 #endif
43
44 #endif /* defined(SUNOS5) || defined(SUNOS4) || defined(HPUX) || defined(FREEBSD) || defined(AIX) */
45
46 #if defined(HAVE_SECURITY_PAM_MODULES_H)
47 #include <security/pam_modules.h>
48 #elif defined(HAVE_PAM_PAM_MODULES_H)
49 #include <pam/pam_modules.h>
50 #endif
51
52 #if defined(HAVE_SECURITY__PAM_MACROS_H)
53 #include <security/_pam_macros.h>
54 #elif defined(HAVE_PAM__PAM_MACROS_H)
55 #include <pam/_pam_macros.h>
56 #else
57 /* Define required macros from (Linux PAM 0.68) security/_pam_macros.h */
58 #define _pam_drop_reply(/* struct pam_response * */ reply, /* int */ replies) \
59 do {                                              \
60     int reply_i;                                  \
61                                                   \
62     for (reply_i=0; reply_i<replies; ++reply_i) { \
63         if (reply[reply_i].resp) {                \
64             _pam_overwrite(reply[reply_i].resp);  \
65             free(reply[reply_i].resp);            \
66         }                                         \
67     }                                             \
68     if (reply)                                    \
69         free(reply);                              \
70 } while (0)
71
72 #define _pam_overwrite(x)        \
73 do {                             \
74      register char *__xx__;      \
75      if ((__xx__=(x)))           \
76           while (*__xx__)        \
77                *__xx__++ = '\0'; \
78 } while (0)
79
80 /*
81  * Don't just free it, forget it too.
82  */
83
84 #define _pam_drop(X) SAFE_FREE(X)
85
86 #define  x_strdup(s)  ( (s) ? strdup(s):NULL )     
87 #endif /* HAVE_SECURITY__PAM_MACROS_H */
88
89 #ifdef HAVE_SECURITY_PAM_EXT_H
90 #include <security/pam_ext.h>
91 #endif
92
93 #define WINBIND_DEBUG_ARG               0x00000001
94 #define WINBIND_USE_AUTHTOK_ARG         0x00000002
95 #define WINBIND_UNKNOWN_OK_ARG          0x00000004
96 #define WINBIND_TRY_FIRST_PASS_ARG      0x00000008
97 #define WINBIND_USE_FIRST_PASS_ARG      0x00000010
98 #define WINBIND__OLD_PASSWORD           0x00000020
99 #define WINBIND_REQUIRED_MEMBERSHIP     0x00000040
100 #define WINBIND_KRB5_AUTH               0x00000080
101 #define WINBIND_KRB5_CCACHE_TYPE        0x00000100
102 #define WINBIND_CACHED_LOGIN            0x00000200
103 #define WINBIND_CONFIG_FILE             0x00000400
104 #define WINBIND_SILENT                  0x00000800
105 #define WINBIND_DEBUG_STATE             0x00001000
106 #define WINBIND_WARN_PWD_EXPIRE         0x00002000
107 #define WINBIND_MKHOMEDIR               0x00004000
108
109 #if defined(HAVE_GETTEXT) && !defined(__LCLINT__)
110 #define _(string) dgettext(MODULE_NAME, string)
111 #else
112 #define _(string) string
113 #endif
114
115 #define N_(string) string
116
117 /*
118  * here is the string to inform the user that the new passwords they
119  * typed were not the same.
120  */
121
122 #define MISTYPED_PASS _("Sorry, passwords do not match")
123
124 #define on(x, y) (x & y)
125 #define off(x, y) (!(x & y))
126
127 #define PAM_WINBIND_NEW_AUTHTOK_REQD "PAM_WINBIND_NEW_AUTHTOK_REQD"
128 #define PAM_WINBIND_NEW_AUTHTOK_REQD_DURING_AUTH "PAM_WINBIND_NEW_AUTHTOK_REQD_DURING_AUTH"
129 #define PAM_WINBIND_HOMEDIR "PAM_WINBIND_HOMEDIR"
130 #define PAM_WINBIND_LOGONSCRIPT "PAM_WINBIND_LOGONSCRIPT"
131 #define PAM_WINBIND_LOGONSERVER "PAM_WINBIND_LOGONSERVER"
132 #define PAM_WINBIND_PROFILEPATH "PAM_WINBIND_PROFILEPATH"
133 #define PAM_WINBIND_PWD_LAST_SET "PAM_WINBIND_PWD_LAST_SET"
134
135 #define SECONDS_PER_DAY 86400
136
137 #define DEFAULT_DAYS_TO_WARN_BEFORE_PWD_EXPIRES 14
138
139 #include "winbind_client.h"
140
141 #define PAM_WB_REMARK_DIRECT(c,x)\
142 {\
143         const char *error_string = NULL; \
144         error_string = _get_ntstatus_error_string(x);\
145         if (error_string != NULL) {\
146                 _make_remark(c, PAM_ERROR_MSG, error_string);\
147         } else {\
148                 _make_remark(c, PAM_ERROR_MSG, x);\
149         };\
150 };
151
152 #define LOGON_KRB5_FAIL_CLOCK_SKEW      0x02000000
153
154 #define PAM_WB_CACHED_LOGON(x) (x & WBC_AUTH_USER_INFO_CACHED_ACCOUNT)
155 #define PAM_WB_KRB5_CLOCK_SKEW(x) (x & LOGON_KRB5_FAIL_CLOCK_SKEW)
156 #define PAM_WB_GRACE_LOGON(x)  ((WBC_AUTH_USER_INFO_CACHED_ACCOUNT|WBC_AUTH_USER_INFO_GRACE_LOGON) == ( x & (WBC_AUTH_USER_INFO_CACHED_ACCOUNT|WBC_AUTH_USER_INFO_GRACE_LOGON)))
157
158 struct pwb_context {
159         pam_handle_t *pamh;
160         int flags;
161         int argc;
162         const char **argv;
163         dictionary *dict;
164         uint32_t ctrl;
165 };
166
167 #define TALLOC_FREE(ctx) do { if ((ctx) != NULL) {talloc_free(ctx); ctx=NULL;} } while(0)
168 #define TALLOC_ZERO_P(ctx, type) (type *)_talloc_zero(ctx, sizeof(type), #type)
169 #define TALLOC_P(ctx, type) (type *)talloc_named_const(ctx, sizeof(type), #type)
170