CM_BrushContents_r

/* CM_BrushContents_r(CCollisionBSPData*, int) */

uint CM_BrushContents_r(CCollisionBSPData *param_1,int param_2)

{
  uint uVar1;
  int iVar2;
  int iVar3;
  uint uVar4;
  int iVar5;
  
  uVar4 = 0;
  if (-1 < param_2) {
    uVar4 = 0;
    do {
      iVar2 = *(int *)param_1 + param_2 * 0xc;
      uVar1 = CM_BrushContents_r(param_1,*(int *)(iVar2 + 4));
      uVar4 = uVar4 | uVar1;
      param_2 = *(uint *)(iVar2 + 8);
    } while (-1 < param_2);
  }
  if (*(int *)(param_1 + 0x9c) <= ~param_2) {
    Error("Cannot load corrupted map.\n");
  }
  iVar2 = ~param_2 * 0x10 + *(int *)(param_1 + 0x98);
  if (*(short *)(iVar2 + 10) != 0) {
    iVar5 = 0;
    do {
      iVar3 = (uint)*(ushort *)(iVar2 + 8) + iVar5;
      if (*(int *)(param_1 + 0xb0) <= iVar3) {
        Error("Cannot load corrupted map.\n");
      }
      uVar1 = (uint)*(ushort *)(*(int *)(param_1 + 0xac) + iVar3 * 2);
      if (*(int *)(param_1 + 200) <= (int)uVar1) {
        Error("Cannot load corrupted map.\n");
      }
      iVar5 = iVar5 + 1;
      uVar4 = uVar4 | *(uint *)(*(int *)(param_1 + 0xc4) + uVar1 * 8);
    } while (iVar5 < (int)(uint)*(ushort *)(iVar2 + 10));
  }
  return uVar4;
}