annotate libpam-sys/src/constants.rs @ 113:178310336596

Fix up more constants, make things i32 rather than u32.
author Paul Fisher <paul@pfish.zone>
date Sun, 29 Jun 2025 03:11:33 -0400
parents 82995b4dccee
children
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1 //! All the constants.
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2 //!
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3 //! These constants are tested on a per-platform basis by `libpam-sys-test`'s
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4 //! `test_constants.rs`.
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5
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6 use libpam_sys_impls::cfg_pam_impl;
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7
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8 /// Macro to make defining a bunch of constants way easier.
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9 macro_rules! define {
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10 ($(#[$attr:meta])* $($name:ident = $value:expr);+$(;)?) => {
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11 define!(
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12 @meta { $(#[$attr])* }
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13 $(pub const $name: i32 = $value;)+
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14 );
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15 };
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16 (@meta $m:tt $($i:item)+) => { define!(@expand $($m $i)+); };
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17 (@expand $({ $(#[$m:meta])* } $i:item)+) => {$($(#[$m])* $i)+};
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18 }
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19
113
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20 /// Macro to make defining C-style enums way easier.
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21 macro_rules! c_enum {
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22 ($(#[$attr:meta])* $($name:ident $(= $value:expr)?,)*) => {
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23 c_enum!(
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24 (0)
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25 $(#[$attr])*
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26 $($name $(= $value)?,)*
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27 );
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28 };
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29 (($n:expr) $(#[$attr:meta])* $name:ident, $($rest:ident $(= $rv:expr)?,)*) => {
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30 $(#[$attr])* pub const $name: i32 = $n;
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31 c_enum!(($n + 1) $(#[$attr])* $($rest $(= $rv)?,)*);
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32 };
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33 (($n:expr) $(#[$attr:meta])* $name:ident = $value:expr, $($rest:ident $(= $rv:expr)?,)*) => {
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34 $(#[$attr])* pub const $name: i32 = $value;
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35 c_enum!(($value + 1) $(#[$attr])* $($rest $(= $rv)?,)*);
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36 };
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37 (($n:expr) $(#[$attr:meta])*) => {};
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38 }
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39
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40 // There are a few truly universal constants.
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41 // They are defined here directly.
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42 pub const PAM_SUCCESS: i32 = 0;
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43
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44 c_enum!(
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45 /// An item type.
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46 PAM_SERVICE = 1,
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47 PAM_USER,
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48 PAM_TTY,
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49 PAM_RHOST,
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50 PAM_CONV,
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51 PAM_AUTHTOK,
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52 PAM_OLDAUTHTOK,
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53 PAM_RUSER,
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54 );
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55
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56 c_enum!(
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57 /// A message style.
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58 PAM_PROMPT_ECHO_OFF = 1,
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59 PAM_PROMPT_ECHO_ON,
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60 PAM_ERROR_MSG,
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61 PAM_TEXT_INFO,
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62 );
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64 define!(
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65 /// Maximum size of PAM conversation elements (suggested).
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66 PAM_MAX_NUM_MSG = 32;
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67 PAM_MAX_MSG_SIZE = 512;
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68 PAM_MAX_RESP_SIZE = 512;
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69 );
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70
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71 #[cfg_pam_impl("LinuxPam")]
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72 pub use linux_pam::*;
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73 #[cfg_pam_impl("LinuxPam")]
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74 mod linux_pam {
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75 c_enum!(
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76 /// An error code.
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77 PAM_OPEN_ERR = 1,
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78 PAM_SYMBOL_ERR,
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79 PAM_SERVICE_ERR,
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80 PAM_SYSTEM_ERR,
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81 PAM_BUF_ERR,
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82 PAM_PERM_DENIED,
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83 PAM_AUTH_ERR,
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84 PAM_CRED_INSUFFICIENT,
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85 PAM_AUTHINFO_UNAVAIL,
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86 PAM_USER_UNKNOWN,
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87 PAM_MAXTRIES,
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88 PAM_NEW_AUTHTOK_REQD,
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89 PAM_ACCT_EXPIRED,
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90 PAM_SESSION_ERR,
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91 PAM_CRED_UNAVAIL,
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92 PAM_CRED_EXPIRED,
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93 PAM_CRED_ERR,
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94 PAM_NO_MODULE_DATA,
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95 PAM_CONV_ERR,
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96 PAM_AUTHTOK_ERR,
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97 PAM_AUTHTOK_RECOVERY_ERR,
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98 PAM_AUTHTOK_LOCK_BUSY,
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99 PAM_AUTHTOK_DISABLE_AGING,
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100 PAM_TRY_AGAIN,
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101 PAM_IGNORE,
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102 PAM_ABORT,
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103 PAM_AUTHTOK_EXPIRED,
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104 PAM_MODULE_UNKNOWN,
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105 PAM_BAD_ITEM,
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106 PAM_CONV_AGAIN,
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107 PAM_INCOMPLETE,
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108 _PAM_RETURN_VALUES,
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109 );
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110 /// An error code.
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111 pub const PAM_AUTHTOK_RECOVER_ERR: i32 = 21;
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112
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113 define!(
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114 /// A flag value.
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115 PAM_SILENT = 0x8000;
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116 PAM_DISALLOW_NULL_AUTHTOK = 0x0001;
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117 PAM_ESTABLISH_CRED = 0x0002;
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118 PAM_DELETE_CRED = 0x0004;
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119 PAM_REINITIALIZE_CRED = 0x0008;
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120 PAM_REFRESH_CRED = 0x0010;
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121
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122 PAM_CHANGE_EXPIRED_AUTHTOK = 0x0020;
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123
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124 PAM_PRELIM_CHECK = 0x4000;
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125 PAM_UPDATE_AUTHTOK = 0x2000;
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126 PAM_DATA_REPLACE = 0x20000000;
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127 );
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128
113
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129 c_enum!(
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130 PAM_USER_PROMPT = 9,
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131 PAM_FAIL_DELAY,
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132 PAM_XDISPLAY,
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133 PAM_XAUTHDATA,
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134 PAM_AUTHTOK_TYPE,
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135 );
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136
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137 /// To suppress messages in the item cleanup function.
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138 pub const PAM_DATA_SILENT: i32 = 0x40000000;
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139
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140 // Message styles
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141 define!(
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142 /// A message style.
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143 PAM_RADIO_TYPE = 5;
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144 PAM_BINARY_PROMPT = 7;
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145 );
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146 }
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147
112
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148 #[cfg_pam_impl(any("OpenPam", "OpenPamMinimal", "Sun"))]
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149 pub use openpam_sun::*;
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150 #[cfg_pam_impl(any("OpenPam", "OpenPamMinimal", "Sun"))]
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151 mod openpam_sun {
113
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152 c_enum!(
106
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153 /// An error code.
113
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154 PAM_OPEN_ERR = 1,
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155 PAM_SYMBOL_ERR,
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156 PAM_SERVICE_ERR,
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157 PAM_SYSTEM_ERR,
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158 PAM_BUF_ERR,
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159 PAM_CONV_ERR,
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160 PAM_PERM_DENIED,
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161 PAM_MAXTRIES,
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162 PAM_AUTH_ERR,
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163 PAM_NEW_AUTHTOK_REQD,
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164 PAM_CRED_INSUFFICIENT,
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165 PAM_AUTHINFO_UNAVAIL,
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166 PAM_USER_UNKNOWN,
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167 PAM_CRED_UNAVAIL,
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168 PAM_CRED_EXPIRED,
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169 PAM_CRED_ERR,
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170 PAM_ACCT_EXPIRED,
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171 PAM_AUTHTOK_EXPIRED,
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172 PAM_SESSION_ERR,
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173 PAM_AUTHTOK_ERR,
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174 PAM_AUTHTOK_RECOVERY_ERR,
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175 PAM_AUTHTOK_LOCK_BUSY,
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176 PAM_AUTHTOK_DISABLE_AGING,
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177 PAM_NO_MODULE_DATA,
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178 PAM_IGNORE,
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179 PAM_ABORT,
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180 PAM_TRY_AGAIN,
106
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181 );
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182
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183 define!(
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184 /// An item type.
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185 PAM_USER_PROMPT = 9;
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186 PAM_REPOSITORY = 10;
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187 );
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188
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189 /// A general flag for PAM operations.
113
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190 pub const PAM_SILENT: i32 = 0x80000000u32 as i32;
106
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191
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192 /// The password must be non-null.
113
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193 pub const PAM_DISALLOW_NULL_AUTHTOK: i32 = 0b1;
106
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194
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195 define!(
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196 /// A flag for `pam_setcred`.
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197 PAM_ESTABLISH_CRED = 0b0001;
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198 PAM_DELETE_CRED = 0b0010;
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199 PAM_REINITIALIZE_CRED = 0b0100;
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200 PAM_REFRESH_CRED = 0b1000;
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201 );
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202
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203 define!(
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204 /// A flag for `pam_chauthtok`.
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205 PAM_PRELIM_CHECK = 0b0001;
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206 PAM_UPDATE_AUTHTOK = 0b0010;
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207 PAM_CHANGE_EXPIRED_AUTHTOK = 0b0100;
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208 );
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209 }
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210
109
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211 #[cfg_pam_impl("OpenPam")]
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212 pub use openpam::*;
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213 #[cfg_pam_impl("OpenPam")]
106
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214 mod openpam {
113
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215 c_enum!(
106
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216 /// An error code.
113
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217 PAM_MODULE_UNKNOWN = 28,
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218 PAM_DOMAIN_UNKNOWN,
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219 PAM_BAD_HANDLE,
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220 PAM_BAD_ITEM,
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221 PAM_BAD_FEATURE,
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222 PAM_BAD_CONSTANT,
106
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223 );
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224 /// The total number of PAM error codes.
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225 pub const PAM_NUM_ERRORS: i32 = 34;
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226
113
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227 c_enum!(
106
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228 /// An item type.
113
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229 PAM_AUTHTOK_PROMPT = 11,
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230 PAM_OLDAUTHTOK_PROMPT,
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231 PAM_HOST,
106
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232 );
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233 /// The total number of PAM items.
113
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234 pub const PAM_NUM_ITEMS: i32 = 14;
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235
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236 c_enum!(
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237 /// An optional OpenPAM feature.
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238 OPENPAM_RESTRICT_SERVICE_NAME,
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239 OPENPAM_VERIFY_POLICY_FILE,
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240 OPENPAM_RESTRICT_MODULE_NAME,
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241 OPENPAM_VERIFY_MODULE_FILE,
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242 OPENPAM_FALLBACK_TO_OTHER,
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243 );
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244 /// The number of optional OpenPAM features.
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245 pub const OPENPAM_NUM_FEATURES: i32 = 5;
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246
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247 c_enum!(
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248 /// Log level.
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249 PAM_LOG_LIBDEBUG = -1,
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250 PAM_LOG_DEBUG,
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251 PAM_LOG_VERBOSE,
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252 PAM_LOG_NOTICE,
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253 PAM_LOG_ERROR,
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254 );
106
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255 }
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256
112
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diff changeset
257 /// Constants exclusive to Illumos.
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258 #[cfg_pam_impl("Sun")]
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259 pub use sun::*;
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260 #[cfg_pam_impl("Sun")]
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261 mod sun {
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262 /// The total number of PAM error codes.
113
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263 pub const PAM_TOTAL_ERRNUM: i32 = 28;
112
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parents: 110
diff changeset
264
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diff changeset
265 define!(
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266 /// An item type.
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267 PAM_RESOURCE = 11;
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268 PAM_AUSER = 12;
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parents: 110
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269 );
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parents: 110
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270
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271 /// A flag for `pam_chauthtok`.
113
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272 pub const PAM_NO_AUTHTOK_CHECK: i32 = 0b1000;
112
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parents: 110
diff changeset
273 }