// Token: 0x06000165 RID: 357 RVA: 0x00005058 File Offset: 0x00003258
public override int isValidCard(bool silent)
{
if (!this.checkDevice(true))
{
return(-2);
}
this.pwd = base.getPassword(silent);
if (this.pwd == null)
{
return(-1);
}
byte[] array = new byte[28];
MHCardReader.E5557_Select_Page(0);
if (MHCardReader.E5557_Read_Free(7, array) == 0)
{
return(1);
}
int num = MHCardReader.E5557_Direct_Read(0, 0, 1, this.pwd, array);
if (array[0] == 0 && array[1] == 8 && array[2] == 128 && array[3] == 56 && num == 0)
{
return(2);
}
return(-1);
}
// Token: 0x06000168 RID: 360 RVA: 0x000051E4 File Offset: 0x000033E4
public override int clearAllData(bool beep, bool initialize)
{
if (!this.checkDevice(true))
{
return(-2);
}
this.pwd = base.getPassword(beep);
if (this.pwd == null)
{
return(-1);
}
byte[] array = new byte[28];
MHCardReader.E5557_Select_Page(0);
int num = MHCardReader.E5557_Read_Free(7, array);
if (num != 0)
{
num = MHCardReader.E5557_Direct_Read(0, 0, 1, this.pwd, array);
if (array[0] != 0 || array[1] != 8 || array[2] != 128 || array[3] != 56 || num != 0)
{
return(-1);
}
byte[] data = new byte[]
{
0,
8,
128,
232
};
num = MHCardReader.E5557_Write_Pwd(0, 0, 0, this.pwd, data);
}
if (num == 0)
{
num = MHCardReader.E5557_Write_Free(0, 1, 0, new byte[4]) + MHCardReader.E5557_Write_Free(0, 2, 0, new byte[4]) + MHCardReader.E5557_Write_Free(0, 3, 0, new byte[4]) + MHCardReader.E5557_Write_Free(0, 4, 0, new byte[4]) + MHCardReader.E5557_Write_Free(0, 5, 0, new byte[4]) + MHCardReader.E5557_Write_Free(0, 6, 0, new byte[4]) + MHCardReader.E5557_Write_Free(0, 7, 0, new byte[4]);
}
MHCardReader.E5557_Select_Page(0);
if (MHCardReader.E5557_Read_Free(7, array) == 0)
{
if (beep)
{
MHCardReader.Beep_Option();
}
MHCardReader.Led_Option();
if (initialize)
{
this.initializeCard();
}
return(0);
}
WMMessageBox.Show(this.owner, "清除数据失败，请手工清除！");
return(-1);
}
// Token: 0x06000163 RID: 355 RVA: 0x00004E9C File Offset: 0x0000309C
public override uint[] readCard(bool beep)
{
if (!this.checkDevice(true))
{
return(null);
}
uint num = this.getCardID(false);
this.pwd = base.getPassword(false, num);
if (this.pwd == null)
{
return(null);
}
int num2 = this.isValidCard(true);
if (num2 == 1)
{
WMMessageBox.Show(this.owner, "空卡!");
return(null);
}
if (num2 == -2)
{
WMMessageBox.Show(this.owner, "无效卡!");
return(null);
}
byte[] array = new byte[28];
byte[] array2 = new byte[4];
for (short num3 = 0; num3 < 7; num3 += 1)
{
num2 = MHCardReader.E5557_Direct_Read(0, num3, 1, this.pwd, array2);
if (num2 != 0)
{
WMMessageBox.Show(this.owner, "读卡错误!");
return(null);
}
array[(int)(num3 * 4)] = array2[0];
array[(int)(num3 * 4 + 1)] = array2[1];
array[(int)(num3 * 4 + 2)] = array2[2];
array[(int)(num3 * 4 + 3)] = array2[3];
}
MHCardReader.Beep_Option();
MHCardReader.Led_Option();
uint[] array3 = base.byte2Uint32(array);
uint[] array4 = new uint[]
{
array3[1],
array3[2],
array3[3],
array3[4],
array3[5],
array3[6]
};
num = num * ICardReader.DATA_PASS1 + ICardReader.DATA_PASS2;
for (int i = 0; i < array4.Length; i++)
{
array4[i] ^= num;
}
CRCUtil crcutil = new CRCUtil(array4);
if (!crcutil.checkCRC())
{
WMMessageBox.Show(this.owner, "CRC检查错误！");
return(null);
}
return(array4);
}