CNetChan::ProcessControlMessage

/* CNetChan::ProcessControlMessage(int, bf_read&) */

undefined4 __thiscall CNetChan::ProcessControlMessage(CNetChan *this,int param_1,bf_read *param_2)

{
  int iVar1;
  uint *puVar2;
  undefined4 *puVar3;
  char cVar4;
  undefined4 uVar5;
  uint uVar6;
  uint uVar7;
  uint uVar8;
  int iVar9;
  uint *puVar10;
  int iVar11;
  int in_GS_OFFSET;
  byte local_434;
  uint local_430;
  char local_420 [1024];
  int local_20;
  
  local_20 = *(int *)(in_GS_OFFSET + 0x14);
  if (*(int *)(param_2 + 0x20) == 0) {
    iVar11 = 0;
  }
  else {
    iVar11 = (((uint)(*(int *)(param_2 + 0x18) - *(int *)(param_2 + 0x20)) >> 2) * 0x20 -
             *(int *)(param_2 + 0x14)) + (*(uint *)(param_2 + 0xc) & 3) * 8;
    if (*(int *)(param_2 + 8) < iVar11) {
      iVar11 = *(int *)(param_2 + 8);
    }
  }
  if (param_1 == 1) {
    CBitRead::ReadString((CBitRead *)param_2,local_420,0x400,false,(int *)0x0);
    CNetchanParanoidMode::AddControlMessage
              ((CNetchanParanoidMode *)g_NetParanoid,1,iVar11,"net_Disconnect",local_420);
    (**(code **)(**(int **)(this + 0x4208) + 0xc))(*(int **)(this + 0x4208),local_420);
    uVar5 = 0;
    goto LAB_001b2f00;
  }
  if (param_1 != 2) {
    if (param_1 == 0) {
      CNetchanParanoidMode::AddControlMessage
                ((CNetchanParanoidMode *)g_NetParanoid,0,iVar11,"net_NOP","");
      uVar5 = 1;
    }
    else {
      uVar5 = netadr_s::ToString((netadr_s *)(this + 0x98),false);
      ConMsg("CNetChan: received bad control cmd %i from %s.\n",param_1,uVar5);
      CNetchanParanoidMode::Dump((CNetchanParanoidMode *)g_NetParanoid,this,"bad control cmd");
      uVar5 = 0;
    }
    goto LAB_001b2f00;
  }
  iVar1 = *(int *)(param_2 + 0x14);
  if (iVar1 < 0x20) {
    local_430 = *(uint *)(param_2 + 0x10);
    puVar10 = *(uint **)(param_2 + 0x18);
    if (puVar10 == *(uint **)(param_2 + 0x1c)) {
      *(undefined4 *)(param_2 + 0x14) = 1;
      *(undefined4 *)(param_2 + 0x10) = 0;
      *(uint **)(param_2 + 0x18) = puVar10 + 1;
      param_2[4] = (bf_read)0x1;
    }
    else if (*(uint **)(param_2 + 0x1c) < puVar10) {
      param_2[4] = (bf_read)0x1;
      *(undefined4 *)(param_2 + 0x10) = 0;
    }
    else {
      *(uint **)(param_2 + 0x18) = puVar10 + 1;
      uVar6 = *puVar10;
      *(uint *)(param_2 + 0x10) = uVar6;
      if (param_2[4] == (bf_read)0x0) {
        uVar8 = (&CBitBuffer::s_nMaskTable)[0x20 - iVar1];
        local_434 = (byte)iVar1;
        *(int *)(param_2 + 0x14) = iVar1;
        *(uint *)(param_2 + 0x10) = uVar6 >> ((byte)(0x20 - iVar1) & 0x1f);
        local_430 = (uVar8 & uVar6) << (local_434 & 0x1f) | local_430;
        goto LAB_001b2f92;
      }
    }
    local_430 = 0;
  }
  else {
    local_430 = *(uint *)(param_2 + 0x10);
    *(int *)(param_2 + 0x14) = iVar1 + -0x20;
    if (iVar1 + -0x20 == 0) {
      puVar3 = *(undefined4 **)(param_2 + 0x18);
      *(undefined4 *)(param_2 + 0x14) = 0x20;
      if (puVar3 == *(undefined4 **)(param_2 + 0x1c)) {
        *(undefined4 *)(param_2 + 0x14) = 1;
        *(undefined4 *)(param_2 + 0x10) = 0;
        *(undefined4 **)(param_2 + 0x18) = puVar3 + 1;
      }
      else {
        if (*(undefined4 **)(param_2 + 0x1c) < puVar3) {
          param_2[4] = (bf_read)0x1;
          goto LAB_001b3125;
        }
        *(undefined4 **)(param_2 + 0x18) = puVar3 + 1;
        *(undefined4 *)(param_2 + 0x10) = *puVar3;
      }
    }
    else {
LAB_001b3125:
      *(undefined4 *)(param_2 + 0x10) = 0;
    }
  }
LAB_001b2f92:
  CBitRead::ReadString((CBitRead *)param_2,local_420,0x400,false,(int *)0x0);
  iVar9 = *(int *)(param_2 + 0x14);
  uVar6 = *(uint *)(param_2 + 0x10) & 1;
  iVar1 = iVar9 + -1;
  *(int *)(param_2 + 0x14) = iVar1;
  if (iVar1 == 0) {
    puVar2 = *(uint **)(param_2 + 0x18);
    *(undefined4 *)(param_2 + 0x14) = 0x20;
    puVar10 = *(uint **)(param_2 + 0x1c);
    if (puVar2 != puVar10) {
      if (puVar10 < puVar2) {
        param_2[4] = (bf_read)0x1;
        uVar8 = 0;
        uVar7 = 0;
      }
      else {
        *(uint **)(param_2 + 0x18) = puVar2 + 1;
        uVar8 = *puVar2;
        uVar7 = uVar8 & 1;
      }
      *(undefined4 *)(param_2 + 0x14) = 0x1f;
      goto LAB_001b3003;
    }
    *(undefined4 *)(param_2 + 0x10) = 0;
    *(uint **)(param_2 + 0x18) = puVar10 + 1;
    uVar7 = 0;
LAB_001b316b:
    puVar2 = *(uint **)(param_2 + 0x18);
    *(undefined4 *)(param_2 + 0x14) = 0x20;
    if (puVar2 == puVar10) {
      *(undefined4 *)(param_2 + 0x14) = 1;
      *(undefined4 *)(param_2 + 0x10) = 0;
      *(uint **)(param_2 + 0x18) = puVar10 + 1;
    }
    else if (puVar10 < puVar2) {
      param_2[4] = (bf_read)0x1;
      *(undefined4 *)(param_2 + 0x10) = 0;
    }
    else {
      *(uint **)(param_2 + 0x18) = puVar2 + 1;
      *(uint *)(param_2 + 0x10) = *puVar2;
    }
  }
  else {
    uVar8 = *(uint *)(param_2 + 0x10) >> 1;
    iVar9 = iVar9 + -2;
    *(uint *)(param_2 + 0x10) = uVar8;
    uVar7 = uVar8 & 1;
    *(int *)(param_2 + 0x14) = iVar9;
    if (iVar9 == 0) {
      puVar10 = *(uint **)(param_2 + 0x1c);
      goto LAB_001b316b;
    }
LAB_001b3003:
    *(uint *)(param_2 + 0x10) = uVar8 >> 1;
  }
  if (uVar7 == 0) {
LAB_001b3010:
    (**(code **)(**(int **)(this + 0x4208) + 0x24))
              (*(int **)(this + 0x4208),local_420,local_430,uVar6);
  }
  else {
    cVar4 = IsValidFileForTransfer(local_420);
    if (cVar4 == '\0') goto LAB_001b3010;
    (**(code **)(**(int **)(this + 0x4208) + 0x1c))
              (*(int **)(this + 0x4208),local_420,local_430,uVar6);
  }
  CNetchanParanoidMode::AddControlMessage
            ((CNetchanParanoidMode *)g_NetParanoid,2,iVar11,"net_File",local_420);
  uVar5 = 1;
LAB_001b2f00:
  if (local_20 == *(int *)(in_GS_OFFSET + 0x14)) {
    return uVar5;
  }
                    /* WARNING: Subroutine does not return */
  __stack_chk_fail();
}