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comparison libpam-sys/src/constants.rs @ 106:49d9e2b5c189

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An irresponsible mix of implementing libpam-sys and other stuff.
author Paul Fisher <paul@pfish.zone>
date Thu, 26 Jun 2025 22:41:28 -0400
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children e97534be35e3
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105:13b4d2a19674 106:49d9e2b5c189
1 //! All the constants.
2 #![allow(dead_code)]
3
4 /// Macro to make defining a bunch of constants way easier.
5 macro_rules! define {
6 ($(#[$attr:meta])* $($name:ident = $value:expr);+$(;)?) => {
7 define!(
8 @meta { $(#[$attr])* }
9 $(pub const $name: u32 = $value;)+
10 );
11 };
12 (@meta $m:tt $($i:item)+) => { define!(@expand $($m $i)+); };
13 (@expand $({ $(#[$m:meta])* } $i:item)+) => {$($(#[$m])* $i)+};
14 }
15
16 #[cfg(feature = "use-system-headers")]
17 pub use system_headers::*;
18
19 #[cfg(not(feature = "use-system-headers"))]
20 pub use export::*;
21
22 mod export {
23 // There are a few truly universal constants.
24 // They are defined here directly.
25 pub const PAM_SUCCESS: u32 = 0;
26
27 define!(
28 /// An item type.
29 PAM_SERVICE = 1;
30 PAM_USER = 2;
31 PAM_TTY = 3;
32 PAM_RHOST = 4;
33 PAM_CONV = 5;
34 PAM_AUTHTOK = 6;
35 PAM_OLDAUTHTOK = 7;
36 PAM_RUSER = 8;
37 );
38
39 define!(
40 /// A message style.
41 PAM_PROMPT_ECHO_OFF = 1;
42 PAM_PROMPT_ECHO_ON = 2;
43 PAM_ERROR_MSG = 3;
44 PAM_TEXT_INFO = 4;
45 );
46
47 define!(
48 /// Maximum size of PAM conversation elements (suggested).
49 PAM_MAX_NUM_MSG = 32;
50 PAM_MAX_MSG_SIZE = 512;
51 PAM_MAX_RESP_SIZE = 512;
52 );
53
54 #[cfg(pam_impl = "linux-pam")]
55 pub use super::linux_pam::*;
56
57 #[cfg(not(pam_impl = "linux-pam"))]
58 pub use super::shared::*;
59
60 #[cfg(pam_impl = "illumos")]
61 pub use super::illumos::*;
62
63 #[cfg(pam_impl = "openpam")]
64 pub use super::openpam::*;
65 }
66
67 /// Constants extracted from PAM header files.
68 mod system_headers {
69 include!(concat!(env!("OUT_DIR"), "/constants.rs"));
70 }
71
72 /// Constants used by Linux-PAM.
73 mod linux_pam {
74 define!(
75 /// An error code.
76 PAM_OPEN_ERR = 1;
77 PAM_SYMBOL_ERR = 2;
78 PAM_SERVICE_ERR = 3;
79 PAM_SYSTEM_ERR = 4;
80 PAM_BUF_ERR = 5;
81 PAM_PERM_DENIED = 6;
82 PAM_AUTH_ERR = 7;
83 PAM_CRED_INSUFFICIENT = 8;
84 PAM_AUTHINFO_UNAVAIL = 9;
85 PAM_USER_UNKNOWN = 10;
86 PAM_MAXTRIES = 11;
87 PAM_NEW_AUTHTOK_REQD = 12;
88 PAM_ACCT_EXPIRED = 13;
89 PAM_SESSION_ERR = 14;
90 PAM_CRED_UNAVAIL = 15;
91 PAM_CRED_EXPIRED = 16;
92 PAM_CRED_ERR = 17;
93 PAM_NO_MODULE_DATA = 18;
94 PAM_CONV_ERR = 19;
95 PAM_AUTHTOK_ERR = 20;
96 PAM_AUTHTOK_RECOVERY_ERR = 21;
97 PAM_AUTHTOK_LOCK_BUSY = 22;
98 PAM_AUTHTOK_DISABLE_AGING = 23;
99 PAM_TRY_AGAIN = 24;
100 PAM_IGNORE = 25;
101 PAM_ABORT = 26;
102 PAM_AUTHTOK_EXPIRED = 27;
103 PAM_MODULE_UNKNOWN = 28;
104 PAM_BAD_ITEM = 29;
105 PAM_CONV_AGAIN = 30;
106 PAM_INCOMPLETE = 31;
107 _PAM_RETURN_VALUES = 32;
108 );
109
110 define!(
111 /// A flag value.
112 PAM_SILENT = 0x8000;
113 PAM_DISALLOW_NULL_AUTHTOK = 0x0001;
114 PAM_ESTABLISH_CRED = 0x0002;
115 PAM_DELETE_CRED = 0x0004;
116 PAM_REINITIALIZE_CRED = 0x0008;
117
118 PAM_CHANGE_EXPIRED_AUTHTOK = 0x0020;
119 );
120
121 define!(
122 PAM_USER_PROMPT = 9;
123 PAM_FAIL_DELAY = 10;
124 PAM_XDISPLAY = 11;
125 PAM_XAUTHDATA = 12;
126 PAM_AUTHTOKTYPE = 13;
127 );
128
129 /// To suppress messages in the item cleanup function.
130 pub const PAM_DATA_SILENT: u32 = 0x40000000;
131
132 // Message styles
133 define!(
134 /// A message style.
135 PAM_RADIO_TYPE = 5;
136 PAM_BINARY_PROMPT = 7;
137 );
138 }
139
140 /// Constants shared between Illumos and OpenPAM.
141 mod shared {
142 define!(
143 /// An error code.
144 PAM_OPEN_ERR = 1;
145 PAM_SYMBOL_ERR = 2;
146 PAM_SERVICE_ERR = 3;
147 PAM_SYSTEM_ERR = 4;
148 PAM_BUF_ERR = 5;
149 PAM_CONV_ERR = 6;
150 PAM_PERM_DENIED = 7;
151 PAM_MAXTRIES = 8;
152 PAM_AUTH_ERR = 9;
153 PAM_NEW_AUTHTOK_REQD = 10;
154 PAM_CRED_INSUFFICIENT = 11;
155 PAM_AUTHINFO_UNAVAIL = 12;
156 PAM_USER_UNKNOWN = 13;
157 PAM_CRED_UNAVAIL = 14;
158 PAM_CRED_EXPIRED = 15;
159 PAM_CRED_ERR = 16;
160 PAM_ACCT_EXPIRED = 17;
161 PAM_AUTHTOK_EXPIRED = 18;
162 PAM_SESSION_ERR = 19;
163 PAM_AUTHTOK_ERR = 20;
164 PAM_AUTHTOK_RECOVERY_ERR = 21;
165 PAM_AUTHTOK_LOCK_BUSY = 22;
166 PAM_AUTHTOK_DISABLE_AGING = 23;
167 PAM_NO_MODULE_DATA = 24;
168 PAM_IGNORE = 25;
169 PAM_ABORT = 26;
170 PAM_TRY_AGAIN = 27;
171 );
172
173 define!(
174 /// An item type.
175 PAM_USER_PROMPT = 9;
176 PAM_REPOSITORY = 10;
177 );
178
179 /// A general flag for PAM operations.
180 pub const PAM_SILENT: u32 = 0x80000000;
181
182 /// The password must be non-null.
183 pub const PAM_DISALLOW_NULL_AUTHTOK: u32 = 0b1;
184
185 define!(
186 /// A flag for `pam_setcred`.
187 PAM_ESTABLISH_CRED = 0b0001;
188 PAM_DELETE_CRED = 0b0010;
189 PAM_REINITIALIZE_CRED = 0b0100;
190 PAM_REFRESH_CRED = 0b1000;
191 );
192
193 define!(
194 /// A flag for `pam_chauthtok`.
195 PAM_PRELIM_CHECK = 0b0001;
196 PAM_UPDATE_AUTHTOK = 0b0010;
197 PAM_CHANGE_EXPIRED_AUTHTOK = 0b0100;
198 );
199 }
200
201 /// Constants exclusive to Illumos.
202 mod illumos {
203 /// The total number of PAM error codes.
204 pub const PAM_TOTAL_ERRNUM: u32 = 28;
205
206 define!(
207 /// An item type.
208 PAM_RESOURCE = 11;
209 PAM_AUSER = 12;
210 );
211
212 /// A flag for `pam_chauthtok`.
213 pub const PAM_NO_AUTHTOK_CHECK: u32 = 0b1000;
214 }
215
216 /// Constants exclusive to OpenPAM.
217 mod openpam {
218 define!(
219 /// An error code.
220 PAM_MODULE_UNKNOWN = 28;
221 PAM_DOMAIN_UNKNOWN = 29;
222 PAM_BAD_HANDLE = 30;
223 PAM_BAD_ITEM = 31;
224 PAM_BAD_FEATURE = 32;
225 PAM_BAD_CONSTANT = 33;
226 );
227 /// The total number of PAM error codes.
228 pub const PAM_NUM_ERRORS: i32 = 34;
229
230 define!(
231 /// An item type.
232 PAM_AUTHTOK_PROMPT = 11;
233 PAM_OLDAUTHTOK_PROMPT = 12;
234 PAM_HOST = 13;
235 );
236 /// The total number of PAM items.
237 pub const PAM_NUM_ITEMS: u32 = 14;
238 }
239
240 #[cfg(test)]
241 mod test {}