gpointer
ves_icall_System_Threading_Mutex_CreateMutex_internal (MonoBoolean owned, MonoStringHandle name, MonoBoolean *created, MonoError *error)
{
gpointer mutex;
*created = TRUE;
/* Need to blow away any old errors here, because code tests
* for ERROR_ALREADY_EXISTS on success (!) to see if a mutex
* was freshly created */
mono_w32error_set_last (ERROR_SUCCESS);
if (MONO_HANDLE_IS_NULL (name)) {
mutex = mutex_create (owned);
} else {
gchar *utf8_name = mono_string_handle_to_utf8 (name, error);
return_val_if_nok (error, NULL);
mutex = namedmutex_create (owned, utf8_name);
if (mono_w32error_get_last () == ERROR_ALREADY_EXISTS)
*created = FALSE;
g_free (utf8_name);
}
return mutex;
}
gpointer
ves_icall_System_Threading_Mutex_OpenMutex_internal (MonoStringHandle name, gint32 rights G_GNUC_UNUSED, gint32 *err, MonoError *error)
{
gchar *utf8_name = mono_string_handle_to_utf8 (name, error);
return_val_if_nok (error, NULL);
gpointer handle = mono_w32mutex_open (utf8_name, rights, err);
g_free (utf8_name);
return handle;
}
gpointer
ves_icall_System_Security_Principal_WindowsIdentity_GetUserToken (MonoStringHandle username, MonoError *error)
{
gpointer token = (gpointer)-2;
error_init (error);
#if defined (HAVE_PWD_H) && !defined (HOST_WASM)
#ifdef HAVE_GETPWNAM_R
struct passwd pwd;
size_t fbufsize;
gchar *fbuf;
gint32 retval;
#endif
struct passwd *p;
gchar *utf8_name;
gboolean result;
utf8_name = mono_string_handle_to_utf8 (username, error);
return_val_if_nok (error, NULL);
#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 = (gchar *)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 /* HAVE_PWD_H */
return token;
}
