gpointer
ves_icall_System_Security_Principal_WindowsIdentity_GetUserToken (MonoString *username)
{
#ifdef HOST_WIN32
gpointer token = NULL;
MONO_ARCH_SAVE_REGS;
/* TODO: MS has something like this working in Windows 2003 (client and
* server) but works only for domain accounts (so it's quite limiting).
* http://www.develop.com/kbrown/book/html/howto_logonuser.html
*/
g_warning ("Unsupported on Win32 (anyway requires W2K3 minimum)");
#else /* HOST_WIN32*/
#ifdef HAVE_GETPWNAM_R
struct passwd pwd;
size_t fbufsize;
gchar *fbuf;
gint32 retval;
#endif
gpointer token = (gpointer) -2;
struct passwd *p;
gchar *utf8_name;
gboolean result;
MONO_ARCH_SAVE_REGS;
utf8_name = mono_unicode_to_external (mono_string_chars (username));
#ifdef HAVE_GETPWNAM_R
#ifdef _SC_GETPW_R_SIZE_MAX
fbufsize = mono_sysconf (_SC_GETPW_R_SIZE_MAX);
#else
fbufsize = MONO_SYSCONF_DEFAULT_SIZE;
#endif
fbuf = g_malloc0 (fbufsize);
retval = getpwnam_r (utf8_name, &pwd, fbuf, fbufsize, &p);
result = ((retval == 0) && (p == &pwd));
#else
/* default to non thread-safe but posix compliant function */
p = getpwnam (utf8_name);
result = (p != NULL);
#endif
if (result) {
token = GINT_TO_POINTER (p->pw_uid);
}
#ifdef HAVE_GETPWNAM_R
g_free (fbuf);
#endif
g_free (utf8_name);
#endif
return token;
}
gboolean
ves_icall_System_Security_Principal_WindowsPrincipal_IsMemberOfGroupName (gpointer user, MonoString *group)
{
gboolean result = FALSE;
#ifdef HOST_WIN32
MONO_ARCH_SAVE_REGS;
/* Windows version use a cache built using WindowsIdentity._GetRoles */
g_warning ("IsMemberOfGroupName should never be called on Win32");
#else /* HOST_WIN32 */
gchar *utf8_groupname;
MONO_ARCH_SAVE_REGS;
utf8_groupname = mono_unicode_to_external (mono_string_chars (group));
if (utf8_groupname) {
struct group *g = NULL;
#ifdef HAVE_GETGRNAM_R
struct group grp;
gchar *fbuf;
gint32 retval;
#ifdef _SC_GETGR_R_SIZE_MAX
size_t fbufsize = mono_sysconf (_SC_GETGR_R_SIZE_MAX);
#else
size_t fbufsize = MONO_SYSCONF_DEFAULT_SIZE;
#endif
fbuf = g_malloc0 (fbufsize);
retval = getgrnam_r (utf8_groupname, &grp, fbuf, fbufsize, &g);
result = ((retval == 0) && (g == &grp));
#else
/* default to non thread-safe but posix compliant function */
g = getgrnam (utf8_groupname);
result = (g != NULL);
#endif
if (result) {
result = IsMemberOf ((uid_t) GPOINTER_TO_INT (user), g);
}
#ifdef HAVE_GETGRNAM_R
g_free (fbuf);
#endif
g_free (utf8_groupname);
}
#endif /* HOST_WIN32 */
return result;
}
static gboolean
IsProtected (MonoString *path, gint32 protection)
{
gboolean result = FALSE;
gchar *utf8_name = mono_unicode_to_external (mono_string_chars (path));
if (utf8_name) {
struct stat st;
if (stat (utf8_name, &st) == 0) {
result = (((st.st_mode & 0777) & protection) == 0);
}
g_free (utf8_name);
}
return result;
}
static gboolean
Protect (MonoString *path, gint32 file_mode, gint32 add_dir_mode)
{
gboolean result = FALSE;
gchar *utf8_name = mono_unicode_to_external (mono_string_chars (path));
if (utf8_name) {
struct stat st;
if (stat (utf8_name, &st) == 0) {
int mode = file_mode;
if (st.st_mode & S_IFDIR)
mode |= add_dir_mode;
result = (chmod (utf8_name, mode) == 0);
}
g_free (utf8_name);
}
return result;
}
static gboolean
Protect (const gunichar2 *path, gint32 file_mode, gint32 add_dir_mode)
{
gboolean result = FALSE;
gchar *utf8_name = mono_unicode_to_external (path);
if (utf8_name) {
struct stat st;
if (stat (utf8_name, &st) == 0) {
int mode = file_mode;
if (st.st_mode & S_IFDIR)
mode |= add_dir_mode;
#ifdef HAVE_CHMOD
result = (chmod (utf8_name, mode) == 0);
#else
result = -1;
#endif
}
g_free (utf8_name);
}
return result;
}
