int sys_lwmutex_destroy(mem_ptr_t<sys_lwmutex_t> lwmutex)
{
sc_lwmutex.Warning("sys_lwmutex_destroy(lwmutex_addr=0x%x)", lwmutex.GetAddr());
if (!lwmutex.IsGood()) return CELL_EFAULT;
u32 sq_id = lwmutex->sleep_queue;
if (!Emu.GetIdManager().CheckID(sq_id)) return CELL_ESRCH;
// try to make it unable to lock
switch (int res = lwmutex->trylock(lwmutex->mutex.GetDeadValue()))
{
case CELL_OK:
lwmutex->all_info() = 0;
lwmutex->attribute = 0xDEADBEEF;
lwmutex->sleep_queue = 0;
Emu.GetIdManager().RemoveID(sq_id);
default: return res;
}
}
int sys_lwmutex_create(mem_ptr_t<sys_lwmutex_t> lwmutex, mem_ptr_t<sys_lwmutex_attribute_t> attr)
{
sc_lwmutex.Log("sys_lwmutex_create(lwmutex_addr=0x%x, lwmutex_attr_addr=0x%x)",
lwmutex.GetAddr(), attr.GetAddr());
if (!lwmutex.IsGood() || !attr.IsGood()) return CELL_EFAULT;
switch (attr->attr_recursive.ToBE())
{
case se32(SYS_SYNC_RECURSIVE): break;
case se32(SYS_SYNC_NOT_RECURSIVE): break;
default: sc_lwmutex.Error("Unknown recursive attribute(0x%x)", (u32)attr->attr_recursive); return CELL_EINVAL;
}
switch (attr->attr_protocol.ToBE())
{
case se32(SYS_SYNC_PRIORITY): break;
case se32(SYS_SYNC_RETRY): break;
case se32(SYS_SYNC_PRIORITY_INHERIT): sc_lwmutex.Error("Invalid SYS_SYNC_PRIORITY_INHERIT protocol attr"); return CELL_EINVAL;
case se32(SYS_SYNC_FIFO): break;
default: sc_lwmutex.Error("Unknown protocol attribute(0x%x)", (u32)attr->attr_protocol); return CELL_EINVAL;
}
lwmutex->attribute = attr->attr_protocol | attr->attr_recursive;
lwmutex->all_info() = ~0;
lwmutex->mutex.initialize();
//lwmutex->waiter = lwmutex->owner.GetOwner();
lwmutex->pad = 0;
lwmutex->recursive_count = 0;
u32 sq_id = sc_lwmutex.GetNewId(new SleepQueue(attr->name_u64));
lwmutex->sleep_queue = sq_id;
sc_lwmutex.Warning("*** lwmutex created [%s] (attribute=0x%x): sq_id = %d",
wxString(attr->name, 8).wx_str(), (u32)lwmutex->attribute, sq_id);
return CELL_OK;
}
