IceKey::IceKey

/* IceKey::IceKey(int) */

void __thiscall IceKey::IceKey(IceKey *this,int param_1)

{
  void *pvVar1;
  int iVar2;
  uint uVar3;
  uint uVar4;
  uint uVar5;
  uint *puVar6;
  uint uVar7;
  uint uVar8;
  
  if (ice_sboxes_initialised == 0) {
    uVar5 = 0;
    do {
      uVar4 = (int)uVar5 >> 1 & 0xff;
      uVar7 = 0;
      uVar8 = (int)(uVar5 & 0x200) >> 8 | uVar5 & 1;
      if ((uVar4 ^ (&ice_sxor)[uVar8]) != 0) {
        iVar2 = gf_exp7(uVar4 ^ (&ice_sxor)[uVar8],(&ice_smod)[uVar8]);
        uVar3 = iVar2 << 0x18;
        if (uVar3 != 0) {
          puVar6 = &ice_pbox;
          do {
            if ((uVar3 & 1) != 0) {
              uVar7 = uVar7 | *puVar6;
            }
            puVar6 = puVar6 + 1;
            uVar3 = uVar3 >> 1;
          } while (uVar3 != 0);
        }
      }
      (&ice_sbox)[uVar5] = uVar7;
      uVar7 = 0;
      if ((uVar4 ^ (&ice_sxor)[uVar8 + 4]) != 0) {
        iVar2 = gf_exp7(uVar4 ^ (&ice_sxor)[uVar8 + 4],(&ice_smod)[uVar8 + 4]);
        uVar3 = iVar2 << 0x10;
        if (uVar3 != 0) {
          puVar6 = &ice_pbox;
          do {
            if ((uVar3 & 1) != 0) {
              uVar7 = uVar7 | *puVar6;
            }
            puVar6 = puVar6 + 1;
            uVar3 = uVar3 >> 1;
          } while (uVar3 != 0);
        }
      }
      (&DAT_003ff080)[uVar5] = uVar7;
      uVar7 = 0;
      if ((uVar4 ^ (&ice_sxor)[uVar8 + 8]) != 0) {
        iVar2 = gf_exp7(uVar4 ^ (&ice_sxor)[uVar8 + 8],(&ice_smod)[uVar8 + 8]);
        uVar3 = iVar2 << 8;
        if (uVar3 != 0) {
          puVar6 = &ice_pbox;
          do {
            if ((uVar3 & 1) != 0) {
              uVar7 = uVar7 | *puVar6;
            }
            puVar6 = puVar6 + 1;
            uVar3 = uVar3 >> 1;
          } while (uVar3 != 0);
        }
      }
      (&DAT_00400080)[uVar5] = uVar7;
      uVar7 = 0;
      if (((uVar4 ^ (&ice_sxor)[uVar8 + 0xc]) != 0) &&
         (uVar4 = gf_exp7(uVar4 ^ (&ice_sxor)[uVar8 + 0xc],(&ice_smod)[uVar8 + 0xc]), uVar4 != 0)) {
        puVar6 = &ice_pbox;
        do {
          if ((uVar4 & 1) != 0) {
            uVar7 = uVar7 | *puVar6;
          }
          puVar6 = puVar6 + 1;
          uVar4 = uVar4 >> 1;
        } while (uVar4 != 0);
      }
      (&DAT_00401080)[uVar5] = uVar7;
      uVar5 = uVar5 + 1;
    } while (uVar5 != 0x400);
    ice_sboxes_initialised = 1;
  }
  if (param_1 < 1) {
    *(undefined4 *)this = 1;
    uVar5 = 0x60;
    *(undefined4 *)(this + 4) = 8;
  }
  else {
    uVar5 = 0xffffffff;
    *(int *)this = param_1;
    *(int *)(this + 4) = param_1 * 0x10;
    if ((uint)(param_1 * 0x10) < 0xaa00001) {
      uVar5 = param_1 * 0xc0;
    }
  }
  pvVar1 = operator_new__(uVar5);
  *(void **)(this + 8) = pvVar1;
  return;
}