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1 | /* pwdgrp.cc: Request account information |
2 | ||
3 | Copyright 2014 Red Hat, Inc. | |
4 | ||
5 | This file is part of Cygwin. | |
6 | ||
7 | This software is a copyrighted work licensed under the terms of the | |
8 | Cygwin license. Please consult the file "CYGWIN_LICENSE" for | |
9 | details. */ | |
10 | ||
11 | #ifdef __OUTSIDE_CYGWIN__ | |
12 | #include "woutsup.h" | |
13 | ||
14 | #include <stdio.h> | |
15 | #include <errno.h> | |
16 | #include <pwd.h> | |
17 | #include <grp.h> | |
18 | #include <sys/cygwin.h> | |
19 | ||
20 | #include "cygserver.h" | |
21 | #include "process.h" | |
22 | #include "transport.h" | |
23 | ||
24 | #include "cygserver_pwdgrp.h" | |
25 | ||
26 | #include <sddl.h> | |
27 | ||
28 | client_request_pwdgrp::client_request_pwdgrp () | |
29 | : client_request (CYGSERVER_REQUEST_PWDGRP, | |
30 | &_parameters, sizeof (_parameters)) | |
31 | { | |
32 | } | |
33 | ||
34 | void | |
35 | client_request_pwdgrp::pwd_serve () | |
36 | { | |
37 | struct passwd *pwd = NULL; | |
38 | ||
39 | switch (_parameters.in.type) | |
40 | { | |
41 | case SID_arg: | |
42 | pwd = (struct passwd *) cygwin_internal (CW_GETPWSID, 0, | |
43 | &_parameters.in.arg.sid); | |
44 | break; | |
45 | case NAME_arg: | |
46 | pwd = getpwnam (_parameters.in.arg.name); | |
47 | break; | |
48 | case ID_arg: | |
49 | pwd = getpwuid (_parameters.in.arg.id); | |
50 | break; | |
51 | } | |
52 | if (pwd) | |
53 | msglen (snprintf (_parameters.out.line, sizeof _parameters.out.line, | |
54 | "%s:%s:%u:%u:%s:%s:%s", | |
55 | pwd->pw_name ?: "", | |
56 | pwd->pw_passwd ?: "", | |
57 | (uint32_t) pwd->pw_uid, | |
58 | (uint32_t) pwd->pw_gid, | |
59 | pwd->pw_gecos ?: "", | |
60 | pwd->pw_dir ?: "", | |
d98d7f39 | 61 | pwd->pw_shell ?: "") + 1); |
600afd99 CV |
62 | else |
63 | { | |
64 | switch (_parameters.in.type) | |
65 | { | |
66 | case SID_arg: | |
67 | { | |
68 | char *str; | |
69 | if (ConvertSidToStringSid (&_parameters.in.arg.sid, &str)) | |
70 | { | |
71 | debug_printf ("User <%s> failed", str); | |
72 | LocalFree (str); | |
73 | } | |
74 | } | |
75 | break; | |
76 | case NAME_arg: | |
77 | debug_printf ("User <%s> failed", _parameters.in.arg.name); | |
78 | break; | |
79 | case ID_arg: | |
80 | debug_printf ("User <%u> failed", _parameters.in.arg.id); | |
81 | break; | |
82 | } | |
83 | _parameters.out.line[0] = '\0'; | |
84 | msglen (0); | |
85 | error_code (ENOENT); | |
86 | } | |
87 | } | |
88 | ||
89 | void | |
90 | client_request_pwdgrp::grp_serve () | |
91 | { | |
92 | struct group *grp = NULL; | |
93 | ||
94 | switch (_parameters.in.type) | |
95 | { | |
96 | case SID_arg: | |
97 | grp = (struct group *) cygwin_internal (CW_GETGRSID, 0, | |
98 | &_parameters.in.arg.sid); | |
99 | break; | |
100 | case NAME_arg: | |
101 | grp = getgrnam (_parameters.in.arg.name); | |
102 | break; | |
103 | case ID_arg: | |
104 | grp = getgrgid (_parameters.in.arg.id); | |
105 | break; | |
106 | } | |
107 | if (grp) | |
108 | msglen (snprintf (_parameters.out.line, sizeof _parameters.out.line, | |
109 | "%s:%s:%u:", | |
110 | grp->gr_name ?: "", | |
111 | grp->gr_passwd ?: "", | |
d98d7f39 | 112 | (uint32_t) grp->gr_gid) + 1); |
600afd99 CV |
113 | else |
114 | { | |
115 | switch (_parameters.in.type) | |
116 | { | |
117 | case SID_arg: | |
118 | { | |
119 | char *str; | |
120 | if (ConvertSidToStringSid (&_parameters.in.arg.sid, &str)) | |
121 | { | |
122 | debug_printf ("Group <%s> failed", str); | |
123 | LocalFree (str); | |
124 | } | |
125 | } | |
126 | break; | |
127 | case NAME_arg: | |
128 | debug_printf ("Group <%s> failed", _parameters.in.arg.name); | |
129 | break; | |
130 | case ID_arg: | |
131 | debug_printf ("Group <%u> failed", _parameters.in.arg.id); | |
132 | break; | |
133 | } | |
134 | _parameters.out.line[0] = '\0'; | |
135 | msglen (0); | |
136 | error_code (ENOENT); | |
137 | } | |
138 | } | |
139 | ||
140 | void | |
141 | client_request_pwdgrp::serve (transport_layer_base *const conn, | |
142 | process_cache *const cache) | |
143 | { | |
144 | debug_printf ("Request account information"); | |
145 | if (msglen () < __builtin_offsetof (struct _pwdgrp_param_t::_pwdgrp_in_t, arg) | |
146 | + sizeof (uint32_t) | |
147 | || msglen () > sizeof (_parameters.in)) | |
148 | { | |
149 | syscall_printf ("bad request body length: got %lu", msglen ()); | |
150 | error_code (EINVAL); | |
151 | msglen (0); | |
152 | return; | |
153 | } | |
154 | error_code (0); | |
155 | if (_parameters.in.group) | |
156 | grp_serve (); | |
157 | else | |
158 | pwd_serve (); | |
159 | debug_printf ("Request account information returns <%s> error %d", _parameters.out.line, error_code ()); | |
160 | } | |
161 | #endif /* __OUTSIDE_CYGWIN__ */ |