C++ (Cpp) sceKernelIsIntrContext Examples

Example #1

File: systimer.c Project: esxgx/uofw

s32 sceSTimerAlloc()
{
    if (sceKernelIsIntrContext() != 0)
        return 0x80020064;
    s32 oldIntr = sceKernelCpuSuspendIntr();
    s32 i;
    for (i = 0; i < 4; i++) {
        if (timers[i].curTimer == -1) {
            timers[i].cb = NULL;
            timers[i].hw->unk0 = 0x80000000;
            timers[i].hw->unk8 = -1;
            timers[i].hw->unk12 = -1;
            (void)timers[i].hw->unk0;
            timers[i].curTimer = -1;
            timers[i].unk12 = 0;
            timers[i].unk16 = 0;
            timers[i].unk24 = 0;
            timers[i].unk28 = 0;
            timers[i].curTimer = ((initVar << 2) | i) & 0x7FFFFFFF;
            initVar += 7;
            sceKernelCpuResumeIntr(oldIntr);
            return timers[i].curTimer;
        }
    }
    sceKernelCpuResumeIntr(oldIntr);
    return 0x80020096;
}

Example #2

File: thmbox.c Project: joel16/utopia

//5d18
int sceKernelCreateMbx(const char *name, unsigned int attr, SceKernelMbxOptParam *opt)
{
  SET_K1_SRL16;

  if(IS_USER_MODE && (IS_ADDR_KERNEL(name) || IS_ADDR_KERNEL(opt)))
  {
    RESET_K1;

    return SCE_KERNEL_ERROR_ILLEGAL_ADDR;
  }

  if(sceKernelIsIntrContext())
  {
    RESET_K1;

    return SCE_KERNEL_ERROR_ILLEGAL_CONTEXT;
  }

  if(attr & ~SCE_MBX_LEGAL_ATTR)
  {
    RESET_K1;

    return SCE_KERNEL_ERROR_ILLEGAL_ATTR;
  }

  int intr = sceKernelCpuSuspendIntr();

  uidControlBlock *cb;
  int ret = sceKernelCreateUID(uidMboxType, name, IS_USER_MODE ? 0xFF : (attr & 0xFF), &cb);
  if(ret != 0)
  {
    sceKernelCpuResumeIntr(intr);

    RESET_K1;

    return ret;
  }

  WaitQInfo *qinfo = t7 = UID_INFO(WaitQInfo, cb, uidWaitQType);
  qinfo->attr = attr;

  MboxInfo *mbinfo = s0 = UID_INFO(MboxInfo, cb, uidMboxType);
  mbinfo->option = opt;

  THREADMAN_TRACE(0x47, 1, mbinfo);
  
  sceKernelCpuResumeIntr(intr);

  RESET_K1;

  return 0;
}

Example #3

File: modulemgr.c Project: yne/js-psp

int sceKernelLoadModule (const char *path, int flags, SceKernelLMOption *option){
	//K1>>16
	if(sceKernelIsIntrContext())return 0x80020064;
	if (!(k1 & 0x00000018))return 0x80020149
	if (!path)return 0x800200D3
	if (((-k1 & 0x18) & path)<0)return 0x800200D3;
	if (strchr (path, 0x00000025))return 0x8002012F;

	if (option){
		if (((0x0207FFFF < ((SysMemForKernel_2CFF6F90 (0) & 0xFFFF0000) | (0 & 0x0000FFFF)))) == 0){
			if (((((option + 0x14) | option) & (- k1 & 0x18)) < 0))
				return 0x800200D3
		}else{
			if (((int *) option)[0] == 0x14)
				if (((((option + 0x14) | option) & (- k1 & 0x18)) < 0))
					return 0x800201BC
		}
	}

Example #4

File: thmbox.c Project: joel16/utopia

//5e98
int sceKernelDeleteMbx(SceUID mbxid)
{
  SET_K1_SRL16;

  if(sceKernelIsIntrContext())
  {
    RESET_K1;

    return SCE_KERNEL_ERROR_ILLEGAL_CONTEXT;
  }

  int intr = sceKernelCpuSuspendIntr();

  uidControlBlock *cb;
  if(sceKernelGetUIDcontrolBlockWithType(mbxid, uidMboxType, &cb) != 0)
  {
    sceKernelCpuResumeIntr(intr);

    RESET_K1;

    return SCE_KERNEL_ERROR_UNKNOWN_MBXID;
  }

  if(IS_USER_MODE && !(cb->attr & 0x10))
  {
    sceKernelCpuResumeIntr(intr);

    RESET_K1;

    return SCE_KERNEL_ERROR_ILLEGAL_PERM;
  }

  THREADMAN_TRACE(0x48, 1, mbxid);

  ASSERT(sceKernelDeleteUID(mbxid) <= 0);

  sceKernelCpuResumeIntr(intr);

  RESET_K1;

  return 0;
}

Example #5

File: systimer.c Project: esxgx/uofw

s32 sceSTimerFree(s32 timerId)
{
    SceSysTimer *timer = &timers[timerId & 3];
    if (sceKernelIsIntrContext() != 0)
        return 0x80020064;
    if (timer->curTimer != timerId)
        return 0x80020097;
    s32 oldIntr = sceKernelCpuSuspendIntr();
    _sceSTimerStopCount(timer);
    sceKernelDisableIntr(timer->s32Num);
    timer->hw->unk0 = 0x80000000;
    timer->hw->unk8 = -1;
    timer->hw->unk12 = -1;
    timer->cb = NULL;
    (void)timer->hw->unk0;
    timer->unk28 = 0;
    timer->curTimer = -1;
    timer->unk12 = 0;
    timer->unk16 = 0;
    timer->unk24 = 0;
    sceKernelCpuResumeIntr(oldIntr);
    return 0;
}

Example #6

File: thmbox.c Project: joel16/utopia

//5ff0
int sceKernelSendMbx(SceUID mbxid, void *message)
{
  SET_K1_SRL16;

  int intr = sceKernelCpuSuspendIntr();

  int isIntr = sceKernelIsIntrContext();

  if(IS_USER_MODE && IS_ADDR_KERNEL(message))
  {
    sceKernelCpuResumeIntr(intr);

    RESET_K1;

    return SCE_KERNEL_ERROR_ILLEGAL_ADDR;
  }

  uidControlBlock *cb;
  if(sceKernelGetUIDcontrolBlockWithType(mbxid, uidMboxType, &cb) != 0)
  {
    sceKernelCpuResumeIntr(intr);

    RESET_K1;

    return SCE_KERNEL_ERROR_UNKNOWN_MBXID;
  }

  if(IS_USER_MODE && !(cb->attr & 0x2))
  {
    sceKernelCpuResumeIntr(intr);

    RESET_K1;

    return SCE_KERNEL_ERROR_ILLEGAL_PERM;
  }

  THREADMAN_TRACE(0x49, 2, mbxid, message);

  WaitQInfo *qinfo = UID_INFO(WaitQInfo, cb, uidWaitQType);

  MboxInfo *mbxinfo = UID_INFO(MboxInfo, cb, uidMboxType);

  if(qinfo->numWaitThreads > 0)
  {
    if(qinfo->waitThread->unk_24 != 0)
    {
      qinfo->waitThread->unk_24->unk_0 = message;
    }

    sub_00000480(cb, 0, isIntr, intr);
  }
  else
  {
    if(sub_00006ADC(mbxinfo, qinfo, message) != 0)
    {
      sceKernelCpuResumeIntr(intr);

      RESET_K1;

      return SCE_KERNEL_ERROR_ILLEGAL_ADDR;
    }
  }

  sceKernelCpuResumeIntr(intr);

  RESET_K1;

  return 0;
}

Example #7

File: kmodlib_impl.c Project: lorian1333/PSP-Bootloader

/*---------------------------------------------------------------------------*/
int kmodIsIntrContext()
{
  return sceKernelIsIntrContext();
}