diff options
Diffstat (limited to 'winsup/cygwin/uinfo.cc')
| -rw-r--r-- | winsup/cygwin/uinfo.cc | 401 |
1 files changed, 0 insertions, 401 deletions
diff --git a/winsup/cygwin/uinfo.cc b/winsup/cygwin/uinfo.cc deleted file mode 100644 index fc8b73cc6..000000000 --- a/winsup/cygwin/uinfo.cc +++ /dev/null @@ -1,401 +0,0 @@ -/* uinfo.cc: user info (uid, gid, etc...) - - Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#include "winsup.h" -#include <pwd.h> -#include <unistd.h> -#include <winnls.h> -#include <wininet.h> -#include <utmp.h> -#include <limits.h> -#include <stdlib.h> -#include <lm.h> -#include <errno.h> -#include <sys/cygwin.h> -#include "pinfo.h" -#include "security.h" -#include "fhandler.h" -#include "path.h" -#include "dtable.h" -#include "cygerrno.h" -#include "cygheap.h" -#include "registry.h" -#include "child_info.h" -#include "environ.h" - -void -internal_getlogin (cygheap_user &user) -{ - struct passwd *pw = NULL; - - if (wincap.has_security ()) - { - HANDLE ptok = INVALID_HANDLE_VALUE; - DWORD siz; - cygsid tu; - DWORD ret = 0; - - /* Try to get the SID either from current process and - store it in user.psid */ - if (!OpenProcessToken (hMainProc, TOKEN_ADJUST_DEFAULT | TOKEN_QUERY, - &ptok)) - system_printf ("OpenProcessToken(): %E\n"); - else if (!GetTokenInformation (ptok, TokenUser, &tu, sizeof tu, &siz)) - system_printf ("GetTokenInformation (TokenUser): %E"); - else if (!(ret = user.set_sid (tu))) - system_printf ("Couldn't retrieve SID from access token!"); - else if (!GetTokenInformation (ptok, TokenPrimaryGroup, - &user.groups.pgsid, sizeof tu, &siz)) - system_printf ("GetTokenInformation (TokenPrimaryGroup): %E"); - /* We must set the user name, uid and gid. - If we have a SID, try to get the corresponding Cygwin - password entry. Set user name which can be different - from the Windows user name */ - if (ret) - { - cygsid gsid (NO_SID); - cygsid psid; - - for (int pidx = 0; (pw = internal_getpwent (pidx)); ++pidx) - if (psid.getfrompw (pw) && EqualSid (user.sid (), psid)) - { - user.set_name (pw->pw_name); - struct __group32 *gr = getgrgid32 (pw->pw_gid); - if (gr) - if (!gsid.getfromgr (gr)) - gsid = NO_SID; - break; - } - - /* Set token owner to the same value as token user and - primary group to the group in /etc/passwd. */ - if (!SetTokenInformation (ptok, TokenOwner, &tu, sizeof tu)) - debug_printf ("SetTokenInformation(TokenOwner): %E"); - if (gsid) - { - user.groups.pgsid = gsid; - if (!SetTokenInformation (ptok, TokenPrimaryGroup, - &gsid, sizeof gsid)) - debug_printf ("SetTokenInformation(TokenPrimaryGroup): %E"); - } - } - if (ptok != INVALID_HANDLE_VALUE) - CloseHandle (ptok); - } - - if (!pw) - pw = getpwnam (user.name ()); - - if (pw) - { - myself->uid = pw->pw_uid; - myself->gid = pw->pw_gid; - } - else - { - myself->uid = DEFAULT_UID; - myself->gid = DEFAULT_GID; - } - - (void) cygheap->user.ontherange (CH_HOME, pw); - - return; -} - -void -uinfo_init () -{ - if (!child_proc_info) - internal_getlogin (cygheap->user); /* Set the cygheap->user. */ - - /* Real and effective uid/gid are identical on process start up. */ - cygheap->user.orig_uid = cygheap->user.real_uid = myself->uid; - cygheap->user.orig_gid = cygheap->user.real_gid = myself->gid; - cygheap->user.set_orig_sid (); /* Update the original sid */ - - cygheap->user.token = INVALID_HANDLE_VALUE; /* No token present */ -} - -extern "C" char * -getlogin (void) -{ -#ifdef _MT_SAFE - char *this_username=_reent_winsup ()->_username; -#else - static char this_username[UNLEN + 1] NO_COPY; -#endif - - return strcpy (this_username, cygheap->user.name ()); -} - -extern "C" __uid32_t -getuid32 (void) -{ - return cygheap->user.real_uid; -} - -extern "C" __uid16_t -getuid (void) -{ - return cygheap->user.real_uid; -} - -extern "C" __gid32_t -getgid32 (void) -{ - return cygheap->user.real_gid; -} - -extern "C" __gid16_t -getgid (void) -{ - return cygheap->user.real_gid; -} - -extern "C" __uid32_t -geteuid32 (void) -{ - return myself->uid; -} - -extern "C" __uid16_t -geteuid (void) -{ - return myself->uid; -} - -extern "C" __gid32_t -getegid32 (void) -{ - return myself->gid; -} - -extern "C" __gid16_t -getegid (void) -{ - return myself->gid; -} - -/* Not quite right - cuserid can change, getlogin can't */ -extern "C" char * -cuserid (char *src) -{ - if (!src) - return getlogin (); - - strcpy (src, getlogin ()); - return src; -} - -const char * -cygheap_user::ontherange (homebodies what, struct passwd *pw) -{ - LPUSER_INFO_3 ui = NULL; - WCHAR wuser[UNLEN + 1]; - NET_API_STATUS ret; - char homepath_env_buf[MAX_PATH + 1]; - char homedrive_env_buf[3]; - char *newhomedrive = NULL; - char *newhomepath = NULL; - - - debug_printf ("what %d, pw %p", what, pw); - if (what == CH_HOME) - { - char *p; - if (homedrive) - newhomedrive = homedrive; - else if ((p = getenv ("HOMEDRIVE"))) - newhomedrive = p; - - if (homepath) - newhomepath = homepath; - else if ((p = getenv ("HOMEPATH"))) - newhomepath = p; - - if ((p = getenv ("HOME"))) - debug_printf ("HOME is already in the environment %s", p); - else - { - if (!pw) - pw = getpwnam (name ()); - if (pw && pw->pw_dir && *pw->pw_dir) - { - debug_printf ("Set HOME (from /etc/passwd) to %s", pw->pw_dir); - setenv ("HOME", pw->pw_dir, 1); - } - else if (!newhomedrive || !newhomepath) - setenv ("HOME", "/", 1); - else - { - char home[MAX_PATH]; - char buf[MAX_PATH + 1]; - strcpy (buf, newhomedrive); - strcat (buf, newhomepath); - cygwin_conv_to_full_posix_path (buf, home); - debug_printf ("Set HOME (from HOMEDRIVE/HOMEPATH) to %s", home); - setenv ("HOME", home, 1); - } - } - } - - if (what != CH_HOME && homepath == NULL && newhomepath == NULL) - { - if (!pw) - pw = getpwnam (name ()); - if (pw && pw->pw_dir && *pw->pw_dir) - cygwin_conv_to_full_win32_path (pw->pw_dir, homepath_env_buf); - else - { - homepath_env_buf[0] = homepath_env_buf[1] = '\0'; - if (logsrv ()) - { - WCHAR wlogsrv[INTERNET_MAX_HOST_NAME_LENGTH + 3]; - sys_mbstowcs (wlogsrv, logsrv (), - sizeof (wlogsrv) / sizeof (*wlogsrv)); - sys_mbstowcs (wuser, winname (), sizeof (wuser) / sizeof (*wuser)); - if (!(ret = NetUserGetInfo (wlogsrv, wuser, 3,(LPBYTE *)&ui))) - { - sys_wcstombs (homepath_env_buf, ui->usri3_home_dir, MAX_PATH); - if (!homepath_env_buf[0]) - { - sys_wcstombs (homepath_env_buf, ui->usri3_home_dir_drive, - MAX_PATH); - if (homepath_env_buf[0]) - strcat (homepath_env_buf, "\\"); - else - cygwin_conv_to_full_win32_path ("/", homepath_env_buf); - } - } - } - if (ui) - NetApiBufferFree (ui); - } - - if (homepath_env_buf[1] != ':') - { - newhomedrive = almost_null; - newhomepath = homepath_env_buf; - } - else - { - homedrive_env_buf[0] = homepath_env_buf[0]; - homedrive_env_buf[1] = homepath_env_buf[1]; - homedrive_env_buf[2] = '\0'; - newhomedrive = homedrive_env_buf; - newhomepath = homepath_env_buf + 2; - } - } - - if (newhomedrive && newhomedrive != homedrive) - cfree_and_set (homedrive, (newhomedrive == almost_null) - ? almost_null : cstrdup (newhomedrive)); - - if (newhomepath && newhomepath != homepath) - cfree_and_set (homepath, cstrdup (newhomepath)); - - switch (what) - { - case CH_HOMEDRIVE: - return homedrive; - case CH_HOMEPATH: - return homepath; - default: - return homepath; - } -} - -const char * -cygheap_user::test_uid (char *&what, const char *name, size_t namelen) -{ - if (!what && !issetuid ()) - what = getwinenveq (name, namelen, HEAP_STR); - return what; -} - -const char * -cygheap_user::env_logsrv (const char *name, size_t namelen) -{ - if (test_uid (plogsrv, name, namelen)) - return plogsrv; - - const char *mydomain = domain (); - const char *myname = winname (); - if (!mydomain || strcasematch (myname, "SYSTEM")) - return almost_null; - - char logsrv[INTERNET_MAX_HOST_NAME_LENGTH + 3]; - cfree_and_set (plogsrv, almost_null); - if (get_logon_server (mydomain, logsrv, NULL)) - plogsrv = cstrdup (logsrv); - return plogsrv; -} - -const char * -cygheap_user::env_domain (const char *name, size_t namelen) -{ - if (pwinname && test_uid (pdomain, name, namelen)) - return pdomain; - - char username[UNLEN + 1]; - DWORD ulen = sizeof (username); - char userdomain[DNLEN + 1]; - DWORD dlen = sizeof (userdomain); - SID_NAME_USE use; - - cfree_and_set (pwinname, almost_null); - cfree_and_set (pdomain, almost_null); - if (!LookupAccountSid (NULL, sid (), username, &ulen, - userdomain, &dlen, &use)) - __seterrno (); - else - { - pwinname = cstrdup (username); - pdomain = cstrdup (userdomain); - } - return pdomain; -} - -const char * -cygheap_user::env_userprofile (const char *name, size_t namelen) -{ - if (test_uid (puserprof, name, namelen)) - return puserprof; - - char userprofile_env_buf[MAX_PATH + 1]; - cfree_and_set (puserprof, almost_null); - /* FIXME: Should this just be setting a puserprofile like everything else? */ - const char *myname = winname (); - if (myname && strcasematch (myname, "SYSTEM") - && get_registry_hive_path (sid (), userprofile_env_buf)) - puserprof = cstrdup (userprofile_env_buf); - - return puserprof; -} - -const char * -cygheap_user::env_homepath (const char *name, size_t namelen) -{ - return ontherange (CH_HOMEPATH); -} - -const char * -cygheap_user::env_homedrive (const char *name, size_t namelen) -{ - return ontherange (CH_HOMEDRIVE); -} - -const char * -cygheap_user::env_name (const char *name, size_t namelen) -{ - if (!test_uid (pwinname, name, namelen)) - (void) domain (); - return pwinname; -} |