Sploosh Kaboom RE

undefined4 setup_sk_board(int pSKStruct,undefined param_2,int shipCount)

{
  int xIdx;
  undefined *pSKSpace;
  int yIDx;
  int spacesLeft;

  yIDx = 0;
                    /* loop to zero out SK board */
  xIdx = 0;
  do {
    pSKSpace = (undefined *)(pSKStruct + xIdx);
    spacesLeft = 8;
    do {
      *pSKSpace = 0;
      pSKSpace = pSKSpace + 1;
      spacesLeft = spacesLeft + -1;
    } while (spacesLeft != 0);
    yIDx = yIDx + 1;
    xIdx = xIdx + 8;
  } while (yIDx < 8);
  *(undefined *)(pSKStruct + 0x7d) = param_2;
  *(undefined *)(pSKStruct + 0x7e) = 0;
  if (shipCount == 2) {
    *(undefined *)(pSKStruct + 0x7c) = 2;
    place_sk_ship(pSKStruct,0,2);
    place_sk_ship(pSKStruct,1,3);
  }
  else {
    if (shipCount < 2) {
      if (0 < shipCount) {
        *(undefined *)(pSKStruct + 0x7c) = 1;
        place_sk_ship(pSKStruct,0,2);
      }
    }
    else {
      if (shipCount < 4) {
        *(undefined *)(pSKStruct + 0x7c) = 3;
        place_sk_ship(pSKStruct,0,2);
        place_sk_ship(pSKStruct,1,3);
        place_sk_ship(pSKStruct,2,4);
      }
    }
  }
  *(undefined4 *)(pSKStruct + 0x80) = 0;
  return 1;
}


void place_sk_ship(undefined4 param_1,undefined4 param_2,uint ship_len)

{
  uint isEmpty;
  char *pBoardSpace;
  int iVar2;
  int pSKBoard;
  uint uVar3;
  int coordIdx;
  int pCoordArr;
  int iVar1;
  int pShipArr;
  int iVar4;
  char yInc;
  int iVar5;
  undefined totalLen;
  char yPos;
  undefined xPos;
  uint shipLen?;
  double dVar2;
  double dVar6;
  double dVar3;
  undefined8 uVar4;
  uint orientation;
  uint xCoord;
  uint yCoord;

  uVar4 = allocBlock?();
  pSKBoard = (int)((ulonglong)uVar4 >> 0x20);
  uVar3 = (uint)uVar4;
  shipLen? = ship_len & 0xff;
  do {
    dVar2 = (double)RNG_func?((double)FLOAT_803f9458);
    iVar5 = (int)(short)(int)dVar2 >> 0x1f;
    orientation = ((int)(short)(int)dVar2 & 1U ^ -iVar5) + iVar5 & 0xff;
    dVar6 = (double)RNG_func?((double)FLOAT_803f945c);
    xCoord = (int)dVar6 & 0xff;
    dVar3 = (double)RNG_func?((double)FLOAT_803f945c);
    yCoord = (int)dVar3 & 0xff;
    isEmpty = check_sk_space_empty(pSKBoard,xCoord,yCoord,shipLen?,orientation);
  } while ((isEmpty & 0xff) == 0);
  xPos = (undefined)xCoord;
  totalLen = (undefined)ship_len;
  yPos = (char)yCoord;
  if (orientation == 0) {
    yInc = '\0';
    coordIdx = 0;
    pShipArr = (uVar3 & 0xff) * 0xf;
    pBoardSpace = (char *)(pSKBoard + ((int)dVar6 & 0xffU) * 8 + yCoord);
    while (shipLen? != 0) {
      pCoordArr = pSKBoard + pShipArr + coordIdx;
      *(undefined *)(pCoordArr + 0x40) = xPos;
      *(char *)(pCoordArr + 0x41) = yPos + yInc;
      *pBoardSpace = (char)(uVar3 & 0xff) + 'f';
      yInc = yInc + '\x01';
      pBoardSpace = pBoardSpace + 1;
      coordIdx = coordIdx + 2;
      shipLen? = shipLen? - 1;
    }
    pShipArr = pSKBoard + pShipArr;
    *(undefined *)(pShipArr + 0x4b) = xPos;
    *(char *)(pShipArr + 0x4c) = yPos;
    *(undefined *)(pShipArr + 0x4d) = 0;
    *(undefined *)(pShipArr + 0x4e) = totalLen;
  }
  else {
    iVar5 = 0;
    iVar2 = 0;
    iVar4 = (uVar3 & 0xff) * 0xf;
    while (shipLen? != 0) {
      iVar1 = pSKBoard + iVar4 + iVar2;
      *(undefined *)(iVar1 + 0x40) = (char)(xCoord + iVar5);
      *(char *)(iVar1 + 0x41) = yPos;
      *(char *)(pSKBoard + yCoord + (xCoord + iVar5) * 8) = (char)(uVar3 & 0xff) + 'f';
      iVar5 = iVar5 + 1;
      iVar2 = iVar2 + 2;
      shipLen? = shipLen? - 1;
    }
    iVar4 = pSKBoard + iVar4;
    *(undefined *)(iVar4 + 0x4b) = xPos;
    *(char *)(iVar4 + 0x4c) = yPos;
    *(undefined *)(iVar4 + 0x4d) = totalLen;
    *(undefined *)(iVar4 + 0x4e) = 0;
  }
  pSKBoard = pSKBoard + (uVar3 & 0xff) * 0xf;
  *(undefined *)(pSKBoard + 0x48) = totalLen;
  *(undefined *)(pSKBoard + 0x49) = totalLen;
  FUN_80328f7c(1);
  return;
}


undefined4 check_sk_space_empty(int pSKBoard,int xCoord,int yCoord,int ship_len,int orientation)

{
  byte *pBoardSpace;
  int iVar1;

  if (orientation == 0) {
    pBoardSpace = (byte *)(pSKBoard + xCoord * 8 + yCoord);
    if (0 < ship_len) {
      do {
        if (((7 < xCoord) || (7 < yCoord)) || (100 < *pBoardSpace)) {
          return 0;
        }
        yCoord = yCoord + 1;
        pBoardSpace = pBoardSpace + 1;
        ship_len = ship_len + -1;
      } while (ship_len != 0);
    }
  }
  else {
    iVar1 = xCoord << 3;
    if (0 < ship_len) {
      do {
        if (((7 < xCoord) || (7 < yCoord)) || (100 < *(byte *)(pSKBoard + yCoord + iVar1))) {
          return 0;
        }
        xCoord = xCoord + 1;
        iVar1 = iVar1 + 8;
        ship_len = ship_len + -1;
      } while (ship_len != 0);
    }
  }
  return 1;
}