int FUN_0040991c(undefined1 param_1,uint *param_2,undefined1 *param_3,int param_4,int param_5,

                int param_6,int param_7)

{

  ushort uVar1;

  int iVar2;

  __off_t _Var3;

  int *piVar4;

  char *pcVar5;

  uint uVar6;

  ssize_t sVar7;

  uint uVar8;

  iVar2 = 0;

  if (-1 < (int)param_2[1]) {

    if ((param_5 == 1) &&

       (((0xff < *param_2 || (param_4 <= (int)(*param_2 + 1))) || (param_6 == 1)))) {

      *param_3 = param_1;

      param_3[1] = 0;

      close(param_2[1]);

      param_2[1] = 0xffffffff;

      iVar2 = 2;

    }

    else {

      _Var3 = lseek(param_2[1],param_7,0);

      if (_Var3 == param_7) {

        uVar6 = read(param_2[1],param_3 + 2,param_4 - 2)   //possible issue identified - semgrep

        if (-1 < (int)uVar6) {

          if (param_5 == 1) {

            *param_3 = param_1;

            param_3[1] = (char)uVar6;

          }

          else {

            sVar7 = read(param_2[1],param_3,1)   //possible issue identified - semgrep

            uVar8 = uVar6 & 0xffff;

            if (0 < sVar7) {

              uVar8 = uVar6 & 0x7fff | 0x8000;

            }

            g_short_reorder_buffer._0_1_ = (undefined1)(uVar8 >> 8);

            uVar1 = (ushort)(uVar8 << 8) | (ushort)(uVar8 >> 8);

            *param_3 = (undefined1)g_short_reorder_buffer;

            g_short_reorder_buffer = uVar1;

            param_3[1] = g_short_reorder_buffer._1_1_;

          }

          close(param_2[1]);

          param_2[1] = 0xffffffff;

          return uVar6 + 2;

        }

        piVar4 = __errno_location();

        pcVar5 = strerror(*piVar4);

        warn("write_icon_file_t: read of the iconfile FAILED, errno: %s",pcVar5);

      }

      else {

        piVar4 = __errno_location();

        pcVar5 = strerror(*piVar4);

        warn("write_icon_file_t: lseek to byte %d on the iconfile FAILED, errno: %s",param_7,pcVar5)

        ;

      }

      close(param_2[1]);

      param_2[1] = 0xffffffff;

      iVar2 = 0;

    }

  }

  return iVar2;

}