162 lines
3.6 KiB
C++
162 lines
3.6 KiB
C++
/* pwdgrp.cc: Request account information
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Copyright 2014 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#ifdef __OUTSIDE_CYGWIN__
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#include "woutsup.h"
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#include <stdio.h>
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#include <errno.h>
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#include <pwd.h>
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#include <grp.h>
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#include <sys/cygwin.h>
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#include "cygserver.h"
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#include "process.h"
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#include "transport.h"
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#include "cygserver_pwdgrp.h"
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#include <sddl.h>
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client_request_pwdgrp::client_request_pwdgrp ()
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: client_request (CYGSERVER_REQUEST_PWDGRP,
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&_parameters, sizeof (_parameters))
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{
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}
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void
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client_request_pwdgrp::pwd_serve ()
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{
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struct passwd *pwd = NULL;
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switch (_parameters.in.type)
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{
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case SID_arg:
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pwd = (struct passwd *) cygwin_internal (CW_GETPWSID, 0,
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&_parameters.in.arg.sid);
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break;
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case NAME_arg:
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pwd = getpwnam (_parameters.in.arg.name);
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break;
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case ID_arg:
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pwd = getpwuid (_parameters.in.arg.id);
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break;
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}
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if (pwd)
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msglen (snprintf (_parameters.out.line, sizeof _parameters.out.line,
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"%s:%s:%u:%u:%s:%s:%s",
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pwd->pw_name ?: "",
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pwd->pw_passwd ?: "",
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(uint32_t) pwd->pw_uid,
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(uint32_t) pwd->pw_gid,
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pwd->pw_gecos ?: "",
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pwd->pw_dir ?: "",
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pwd->pw_shell ?: "") + 1);
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else
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{
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switch (_parameters.in.type)
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{
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case SID_arg:
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{
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char *str;
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if (ConvertSidToStringSid (&_parameters.in.arg.sid, &str))
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{
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debug_printf ("User <%s> failed", str);
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LocalFree (str);
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}
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}
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break;
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case NAME_arg:
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debug_printf ("User <%s> failed", _parameters.in.arg.name);
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break;
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case ID_arg:
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debug_printf ("User <%u> failed", _parameters.in.arg.id);
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break;
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}
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_parameters.out.line[0] = '\0';
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msglen (0);
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error_code (ENOENT);
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}
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}
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void
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client_request_pwdgrp::grp_serve ()
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{
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struct group *grp = NULL;
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switch (_parameters.in.type)
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{
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case SID_arg:
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grp = (struct group *) cygwin_internal (CW_GETGRSID, 0,
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&_parameters.in.arg.sid);
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break;
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case NAME_arg:
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grp = getgrnam (_parameters.in.arg.name);
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break;
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case ID_arg:
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grp = getgrgid (_parameters.in.arg.id);
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break;
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}
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if (grp)
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msglen (snprintf (_parameters.out.line, sizeof _parameters.out.line,
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"%s:%s:%u:",
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grp->gr_name ?: "",
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grp->gr_passwd ?: "",
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(uint32_t) grp->gr_gid) + 1);
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else
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{
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switch (_parameters.in.type)
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{
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case SID_arg:
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{
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char *str;
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if (ConvertSidToStringSid (&_parameters.in.arg.sid, &str))
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{
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debug_printf ("Group <%s> failed", str);
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LocalFree (str);
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}
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}
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break;
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case NAME_arg:
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debug_printf ("Group <%s> failed", _parameters.in.arg.name);
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break;
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case ID_arg:
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debug_printf ("Group <%u> failed", _parameters.in.arg.id);
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break;
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}
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_parameters.out.line[0] = '\0';
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msglen (0);
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error_code (ENOENT);
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}
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}
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void
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client_request_pwdgrp::serve (transport_layer_base *const conn,
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process_cache *const cache)
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{
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debug_printf ("Request account information");
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if (msglen () < __builtin_offsetof (struct _pwdgrp_param_t::_pwdgrp_in_t, arg)
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+ sizeof (uint32_t)
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|| msglen () > sizeof (_parameters.in))
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{
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syscall_printf ("bad request body length: got %lu", msglen ());
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error_code (EINVAL);
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msglen (0);
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return;
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}
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error_code (0);
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if (_parameters.in.group)
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grp_serve ();
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else
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pwd_serve ();
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debug_printf ("Request account information returns <%s> error %d", _parameters.out.line, error_code ());
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}
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#endif /* __OUTSIDE_CYGWIN__ */
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