undefined4 * FUN_00437d7c(undefined4 *param_1,int *param_2,int param_3)

{

  int iVar1;

  undefined4 *puVar2;

  int iVar3;

  if (((param_1 == (undefined4 *)0x0) ||

      (puVar2 = (undefined4 *)*param_1, puVar2 == (undefined4 *)0x0)) || ((puVar2[5] & 1) == 0)) {

    puVar2 = (undefined4 *)FUN_0043a36c(0x18,"a_object.c",0x10c);

    if (puVar2 == (undefined4 *)0x0) {

      FUN_00433604(0xd,0x7b,0x41,"a_object.c",0x10f);

      return (undefined4 *)0x0;

    }

    puVar2[5] = 1;

    puVar2[3] = 0;

    puVar2[4] = 0;

    puVar2[2] = 0;

    *puVar2 = 0;

    puVar2[1] = 0;

  }

  iVar1 = puVar2[4];

  iVar3 = *param_2;

  if (iVar1 != 0) {

    if (param_3 <= (int)puVar2[3]) goto LAB_00437e40;

    FUN_0043a484();

  }

  iVar1 = param_3;

  if (param_3 == 0) {

    iVar1 = 1;

  }

  iVar1 = FUN_0043a36c(iVar1,"a_object.c",0xf2);

  puVar2[5] = puVar2[5] | 8;

  puVar2[4] = iVar1;

  if (iVar1 == 0) {

    FUN_00433604(0xd,0xc4,0x41,"a_object.c",0x102);

    if ((param_1 != (undefined4 *)0x0) && ((undefined4 *)*param_1 == puVar2)) {

      return (undefined4 *)0x0;

    }

    FUN_004376e0(puVar2);

    return (undefined4 *)0x0;

  }

LAB_00437e40:

  FUN_00483c90(iVar1,iVar3,param_3);

  puVar2[3] = param_3;

  *puVar2 = 0;

  puVar2[1] = 0;

  if (param_1 != (undefined4 *)0x0) {

    *param_1 = puVar2;

  }

  *param_2 = iVar3 + param_3;

  return puVar2;

}