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annotate liboctave/system/oct-passwd.h @ 27919:1891570abac8

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update Octave Project Developers copyright for the new year In files that have the "Octave Project Developers" copyright notice, update for 2020.
author John W. Eaton <jwe@octave.org>
date Mon, 06 Jan 2020 22:29:51 -0500
parents b442ec6dda5c
children bd51beb6205e
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1 /*
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2
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3 Copyright (C) 1996-2020 The Octave Project Developers
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4
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5 See the file COPYRIGHT.md in the top-level directory of this distribution
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6 or <https://octave.org/COPYRIGHT.html/>.
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7
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8
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9 This file is part of Octave.
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10
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11 Octave is free software: you can redistribute it and/or modify it
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12 under the terms of the GNU General Public License as published by
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13 the Free Software Foundation, either version 3 of the License, or
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14 (at your option) any later version.
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15
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16 Octave is distributed in the hope that it will be useful, but
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17 WITHOUT ANY WARRANTY; without even the implied warranty of
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18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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19 GNU General Public License for more details.
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20
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21 You should have received a copy of the GNU General Public License
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22 along with Octave; see the file COPYING. If not, see
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23 <https://www.gnu.org/licenses/>.
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24
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25 */
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26
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27 #if ! defined (octave_oct_passwd_h)
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28 #define octave_oct_passwd_h 1
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29
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30 #include "octave-config.h"
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31
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32 #include <string>
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33
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34 #include <sys/types.h>
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35
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36 namespace octave
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37 {
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38 namespace sys
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39 {
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40 class
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41 OCTAVE_API
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42 password
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43 {
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44 public:
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45
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46 password (void)
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47 : m_name (), m_passwd (), m_uid (0), m_gid (0), m_gecos (),
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48 m_dir (), m_shell (), valid (false)
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49 { }
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50
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51 password (const password& pw)
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52 : m_name (pw.m_name), m_passwd (pw.m_passwd),
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53 m_uid (pw.m_uid), m_gid (pw.m_gid), m_gecos (pw.m_gecos),
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54 m_dir (pw.m_dir), m_shell (pw.m_shell), valid (pw.valid)
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55 { }
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56
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57 password& operator = (const password& pw)
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58 {
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59 if (this != &pw)
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60 {
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61 m_name = pw.m_name;
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62 m_passwd = pw.m_passwd;
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63 m_uid = pw.m_uid;
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64 m_gid = pw.m_gid;
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65 m_gecos = pw.m_gecos;
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66 m_dir = pw.m_dir;
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67 m_shell = pw.m_shell;
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68 valid = pw.valid;
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69 }
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70
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71 return *this;
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72 }
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73
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74 ~password (void) = default;
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75
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76 std::string name (void) const;
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77
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78 std::string passwd (void) const;
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79
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80 uid_t uid (void) const;
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81
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82 gid_t gid (void) const;
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83
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84 std::string gecos (void) const;
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85
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86 std::string dir (void) const;
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87
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88 std::string shell (void) const;
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89
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90 bool ok (void) const { return valid; }
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91
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92 operator bool () const { return ok (); }
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93
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94 static password getpwent (void);
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95 static password getpwent (std::string& msg);
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96
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97 static password getpwuid (uid_t uid);
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98 static password getpwuid (uid_t uid, std::string& msg);
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99
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100 static password getpwnam (const std::string& nm);
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101 static password getpwnam (const std::string& nm, std::string& msg);
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102
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103 static int setpwent (void);
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104 static int setpwent (std::string& msg);
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105
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106 static int endpwent (void);
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107 static int endpwent (std::string& msg);
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108
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109 private:
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110
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111 // User name.
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112 std::string m_name;
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113
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114 // Encrypted password.
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115 std::string m_passwd;
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116
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117 // Numeric user id.
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118 uid_t m_uid;
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119
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120 // Numeric group id.
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121 gid_t m_gid;
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122
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123 // Miscellaneous junk.
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124 std::string m_gecos;
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125
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126 // Home directory.
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127 std::string m_dir;
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128
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129 // Login shell.
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130 std::string m_shell;
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131
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132 // Flag that says whether we have been properly initialized.
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133 bool valid;
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134
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135 // This is how we will create a password object from a pointer
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136 // to a struct passwd.
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137 password (void *p, std::string& msg);
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138 };
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139 }
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140 }
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141
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142 #endif