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changed to extension method calls

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This commit is contained in:
Federico Barresi
2020-06-05 12:12:47 +02:00
parent 906846775e
commit edb3e9d1a6
3 changed files with 76 additions and 76 deletions
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2
Sharp7/S7.cs
View File

@@ -434,7 +434,7 @@ namespace Sharp7
{ {
try try
{ {
return new DateTime(0).AddMilliseconds(S7.GetDIntAt(buffer, pos)); return new DateTime(0).AddMilliseconds(buffer.GetDIntAt(pos));
} }
catch (System.ArgumentOutOfRangeException) catch (System.ArgumentOutOfRangeException)
{ {

148
Sharp7/S7Client.cs
View File

@@ -551,7 +551,7 @@ namespace Sharp7
RecvPacket(PDU, 0, 4); RecvPacket(PDU, 0, 4);
if (_LastError == 0) if (_LastError == 0)
{ {
Size = S7.GetWordAt(PDU, 2); Size = PDU.GetWordAt(2);
// Check 0 bytes Data Packet (only TPKT+COTP = 7 bytes) // Check 0 bytes Data Packet (only TPKT+COTP = 7 bytes)
if (Size == IsoHSize) if (Size == IsoHSize)
RecvPacket(PDU, 4, 3); // Skip remaining 3 bytes and Done is still false RecvPacket(PDU, 4, 3); // Skip remaining 3 bytes and Done is still false
@@ -612,7 +612,7 @@ namespace Sharp7
{ {
int Length; int Length;
// Set PDU Size Requested // Set PDU Size Requested
S7.SetWordAt(S7_PN, 23, (ushort)_PduSizeRequested); S7_PN.SetWordAt(23, (ushort)_PduSizeRequested);
// Sends the connection request telegram // Sends the connection request telegram
SendPacket(S7_PN); SendPacket(S7_PN);
if (_LastError == 0) if (_LastError == 0)
@@ -624,7 +624,7 @@ namespace Sharp7
if ((Length == 27) && (PDU[17] == 0) && (PDU[18] == 0)) // 20 = size of Negotiate Answer if ((Length == 27) && (PDU[17] == 0) && (PDU[18] == 0)) // 20 = size of Negotiate Answer
{ {
// Get PDU Size Negotiated // Get PDU Size Negotiated
_PDULength = S7.GetWordAt(PDU, 25); _PDULength = PDU.GetWordAt(25);
if (_PDULength <= 0) if (_PDULength <= 0)
_LastError = S7Consts.errCliNegotiatingPDU; _LastError = S7Consts.errCliNegotiatingPDU;
} }
@@ -846,7 +846,7 @@ namespace Sharp7
WordLen = S7Consts.S7WLTimer; WordLen = S7Consts.S7WLTimer;
// Calc Word size // Calc Word size
WordSize = S7.DataSizeByte(WordLen); WordSize = WordLen.DataSizeByte();
if (WordSize == 0) if (WordSize == 0)
return S7Consts.errCliInvalidWordLen; return S7Consts.errCliInvalidWordLen;
@@ -879,7 +879,7 @@ namespace Sharp7
PDU[27] = (byte)Area; PDU[27] = (byte)Area;
// Set Area // Set Area
if (Area == S7Consts.S7AreaDB) if (Area == S7Consts.S7AreaDB)
S7.SetWordAt(PDU, 25, (ushort)DBNumber); PDU.SetWordAt(25, (ushort)DBNumber);
// Adjusts Start and word length // Adjusts Start and word length
if ((WordLen == S7Consts.S7WLBit) || (WordLen == S7Consts.S7WLCounter) || (WordLen == S7Consts.S7WLTimer)) if ((WordLen == S7Consts.S7WLBit) || (WordLen == S7Consts.S7WLCounter) || (WordLen == S7Consts.S7WLTimer))
@@ -891,7 +891,7 @@ namespace Sharp7
Address = Start << 3; Address = Start << 3;
// Num elements // Num elements
S7.SetWordAt(PDU, 23, (ushort)NumElements); PDU.SetWordAt(23, (ushort)NumElements);
// Address into the PLC (only 3 bytes) // Address into the PLC (only 3 bytes)
PDU[30] = (byte)(Address & 0x0FF); PDU[30] = (byte)(Address & 0x0FF);
@@ -962,7 +962,7 @@ namespace Sharp7
WordLen = S7Consts.S7WLTimer; WordLen = S7Consts.S7WLTimer;
// Calc Word size // Calc Word size
WordSize = S7.DataSizeByte(WordLen); WordSize = WordLen.DataSizeByte();
if (WordSize == 0) if (WordSize == 0)
return S7Consts.errCliInvalidWordLen; return S7Consts.errCliInvalidWordLen;
@@ -993,16 +993,16 @@ namespace Sharp7
// Setup the telegram // Setup the telegram
Array.Copy(S7_RW, 0, PDU, 0, Size_WR); Array.Copy(S7_RW, 0, PDU, 0, Size_WR);
// Whole telegram Size // Whole telegram Size
S7.SetWordAt(PDU, 2, (ushort)IsoSize); PDU.SetWordAt(2, (ushort)IsoSize);
// Data Length // Data Length
Length = DataSize + 4; Length = DataSize + 4;
S7.SetWordAt(PDU, 15, (ushort)Length); PDU.SetWordAt(15, (ushort)Length);
// Function // Function
PDU[17] = (byte)0x05; PDU[17] = (byte)0x05;
// Set DB Number // Set DB Number
PDU[27] = (byte)Area; PDU[27] = (byte)Area;
if (Area == S7Consts.S7AreaDB) if (Area == S7Consts.S7AreaDB)
S7.SetWordAt(PDU, 25, (ushort)DBNumber); PDU.SetWordAt(25, (ushort)DBNumber);
// Adjusts Start and word length // Adjusts Start and word length
@@ -1019,7 +1019,7 @@ namespace Sharp7
} }
// Num elements // Num elements
S7.SetWordAt(PDU, 23, (ushort)NumElements); PDU.SetWordAt(23, (ushort)NumElements);
// Address into the PLC // Address into the PLC
PDU[30] = (byte)(Address & 0x0FF); PDU[30] = (byte)(Address & 0x0FF);
Address = Address >> 8; Address = Address >> 8;
@@ -1042,7 +1042,7 @@ namespace Sharp7
break; break;
}; };
// Length // Length
S7.SetWordAt(PDU, 33, (ushort)Length); PDU.SetWordAt(33, (ushort)Length);
// Copies the Data // Copies the Data
Array.Copy(Buffer, Offset, PDU, 35, DataSize); Array.Copy(Buffer, Offset, PDU, 35, DataSize);
@@ -1096,7 +1096,7 @@ namespace Sharp7
// Fills Header // Fills Header
Array.Copy(S7_MRD_HEADER, 0, PDU, 0, S7_MRD_HEADER.Length); Array.Copy(S7_MRD_HEADER, 0, PDU, 0, S7_MRD_HEADER.Length);
S7.SetWordAt(PDU, 13, (ushort)(ItemsCount * S7Item.Length + 2)); PDU.SetWordAt(13, (ushort)(ItemsCount * S7Item.Length + 2));
PDU[18] = (byte)ItemsCount; PDU[18] = (byte)ItemsCount;
// Fills the Items // Fills the Items
Offset = 19; Offset = 19;
@@ -1104,9 +1104,9 @@ namespace Sharp7
{ {
Array.Copy(S7_MRD_ITEM, S7Item, S7Item.Length); Array.Copy(S7_MRD_ITEM, S7Item, S7Item.Length);
S7Item[3] = (byte)Items[c].WordLen; S7Item[3] = (byte)Items[c].WordLen;
S7.SetWordAt(S7Item, 4, (ushort)Items[c].Amount); S7Item.SetWordAt(4, (ushort)Items[c].Amount);
if (Items[c].Area == S7Consts.S7AreaDB) if (Items[c].Area == S7Consts.S7AreaDB)
S7.SetWordAt(S7Item, 6, (ushort)Items[c].DBNumber); S7Item.SetWordAt(6, (ushort)Items[c].DBNumber);
S7Item[8] = (byte)Items[c].Area; S7Item[8] = (byte)Items[c].Area;
// Address into the PLC // Address into the PLC
@@ -1124,7 +1124,7 @@ namespace Sharp7
if (Offset > _PDULength) if (Offset > _PDULength)
return S7Consts.errCliSizeOverPDU; return S7Consts.errCliSizeOverPDU;
S7.SetWordAt(PDU, 2, (ushort)Offset); // Whole size PDU.SetWordAt(2, (ushort)Offset); // Whole size
SendPacket(PDU, Offset); SendPacket(PDU, Offset);
if (_LastError != 0) if (_LastError != 0)
@@ -1140,11 +1140,11 @@ namespace Sharp7
return _LastError; return _LastError;
} }
// Check Global Operation Result // Check Global Operation Result
_LastError = CpuError(S7.GetWordAt(PDU, 17)); _LastError = CpuError(PDU.GetWordAt(17));
if (_LastError != 0) if (_LastError != 0)
return _LastError; return _LastError;
// Get true ItemsCount // Get true ItemsCount
int ItemsRead = S7.GetByteAt(PDU, 20); int ItemsRead = PDU.GetByteAt(20);
if ((ItemsRead != ItemsCount) || (ItemsRead>MaxVars)) if ((ItemsRead != ItemsCount) || (ItemsRead>MaxVars))
{ {
_LastError = S7Consts.errCliInvalidPlcAnswer; _LastError = S7Consts.errCliInvalidPlcAnswer;
@@ -1158,7 +1158,7 @@ namespace Sharp7
Array.Copy(PDU, Offset, S7ItemRead, 0, Length-Offset); Array.Copy(PDU, Offset, S7ItemRead, 0, Length-Offset);
if (S7ItemRead[0] == 0xff) if (S7ItemRead[0] == 0xff)
{ {
ItemSize = (int)S7.GetWordAt(S7ItemRead, 2); ItemSize = (int)S7ItemRead.GetWordAt(2);
if ((S7ItemRead[1] != TS_ResOctet) && (S7ItemRead[1] != TS_ResReal) && (S7ItemRead[1] != TS_ResBit)) if ((S7ItemRead[1] != TS_ResOctet) && (S7ItemRead[1] != TS_ResReal) && (S7ItemRead[1] != TS_ResBit))
ItemSize = ItemSize >> 3; ItemSize = ItemSize >> 3;
Marshal.Copy(S7ItemRead, 4, Items[c].pData, ItemSize); Marshal.Copy(S7ItemRead, 4, Items[c].pData, ItemSize);
@@ -1196,7 +1196,7 @@ namespace Sharp7
// Fills Header // Fills Header
Array.Copy(S7_MWR_HEADER, 0, PDU, 0, S7_MWR_HEADER.Length); Array.Copy(S7_MWR_HEADER, 0, PDU, 0, S7_MWR_HEADER.Length);
ParLength = ItemsCount * S7_MWR_PARAM.Length + 2; ParLength = ItemsCount * S7_MWR_PARAM.Length + 2;
S7.SetWordAt(PDU, 13, (ushort)ParLength); PDU.SetWordAt(13, (ushort)ParLength);
PDU[18] = (byte)ItemsCount; PDU[18] = (byte)ItemsCount;
// Fills Params // Fills Params
Offset = S7_MWR_HEADER.Length; Offset = S7_MWR_HEADER.Length;
@@ -1205,8 +1205,8 @@ namespace Sharp7
Array.Copy(S7_MWR_PARAM, 0, S7ParItem, 0, S7_MWR_PARAM.Length); Array.Copy(S7_MWR_PARAM, 0, S7ParItem, 0, S7_MWR_PARAM.Length);
S7ParItem[3] = (byte)Items[c].WordLen; S7ParItem[3] = (byte)Items[c].WordLen;
S7ParItem[8] = (byte)Items[c].Area; S7ParItem[8] = (byte)Items[c].Area;
S7.SetWordAt(S7ParItem, 4, (ushort)Items[c].Amount); S7ParItem.SetWordAt(4, (ushort)Items[c].Amount);
S7.SetWordAt(S7ParItem, 6, (ushort)Items[c].DBNumber); S7ParItem.SetWordAt(6, (ushort)Items[c].DBNumber);
// Address into the PLC // Address into the PLC
int Address = Items[c].Start; int Address = Items[c].Start;
S7ParItem[11] = (byte)(Address & 0x0FF); S7ParItem[11] = (byte)(Address & 0x0FF);
@@ -1241,9 +1241,9 @@ namespace Sharp7
ItemDataSize = Items[c].Amount; ItemDataSize = Items[c].Amount;
if ((S7DataItem[1] != TS_ResOctet) && (S7DataItem[1] != TS_ResBit)) if ((S7DataItem[1] != TS_ResOctet) && (S7DataItem[1] != TS_ResBit))
S7.SetWordAt(S7DataItem, 2, (ushort)(ItemDataSize*8)); S7DataItem.SetWordAt(2, (ushort)(ItemDataSize*8));
else else
S7.SetWordAt(S7DataItem, 2, (ushort)ItemDataSize); S7DataItem.SetWordAt(2, (ushort)ItemDataSize);
Marshal.Copy(Items[c].pData, S7DataItem, 4, ItemDataSize); Marshal.Copy(Items[c].pData, S7DataItem, 4, ItemDataSize);
if (ItemDataSize % 2 != 0) if (ItemDataSize % 2 != 0)
@@ -1260,19 +1260,19 @@ namespace Sharp7
if (Offset > _PDULength) if (Offset > _PDULength)
return S7Consts.errCliSizeOverPDU; return S7Consts.errCliSizeOverPDU;
S7.SetWordAt(PDU, 2, (ushort)Offset); // Whole size PDU.SetWordAt(2, (ushort)Offset); // Whole size
S7.SetWordAt(PDU, 15, (ushort)DataLength); // Whole size PDU.SetWordAt(15, (ushort)DataLength); // Whole size
SendPacket(PDU, Offset); SendPacket(PDU, Offset);
RecvIsoPacket(); RecvIsoPacket();
if (_LastError==0) if (_LastError==0)
{ {
// Check Global Operation Result // Check Global Operation Result
_LastError = CpuError(S7.GetWordAt(PDU, 17)); _LastError = CpuError(PDU.GetWordAt(17));
if (_LastError != 0) if (_LastError != 0)
return _LastError; return _LastError;
// Get true ItemsCount // Get true ItemsCount
int ItemsWritten = S7.GetByteAt(PDU, 20); int ItemsWritten = PDU.GetByteAt(20);
if ((ItemsWritten != ItemsCount) || (ItemsWritten > MaxVars)) if ((ItemsWritten != ItemsCount) || (ItemsWritten > MaxVars))
{ {
_LastError = S7Consts.errCliInvalidPlcAnswer; _LastError = S7Consts.errCliInvalidPlcAnswer;
@@ -1429,24 +1429,24 @@ namespace Sharp7
int Length = RecvIsoPacket(); int Length = RecvIsoPacket();
if (Length > 32) // the minimum expected if (Length > 32) // the minimum expected
{ {
ushort Result = S7.GetWordAt(PDU, 27); ushort Result = PDU.GetWordAt(27);
if (Result == 0) if (Result == 0)
{ {
Info.BlkFlags= PDU[42]; Info.BlkFlags= PDU[42];
Info.BlkLang = PDU[43]; Info.BlkLang = PDU[43];
Info.BlkType = PDU[44]; Info.BlkType = PDU[44];
Info.BlkNumber = S7.GetWordAt(PDU, 45); Info.BlkNumber = PDU.GetWordAt(45);
Info.LoadSize = S7.GetDIntAt(PDU, 47); Info.LoadSize = PDU.GetDIntAt(47);
Info.CodeDate = SiemensTimestamp(S7.GetWordAt(PDU, 59)); Info.CodeDate = SiemensTimestamp(PDU.GetWordAt(59));
Info.IntfDate = SiemensTimestamp(S7.GetWordAt(PDU, 65)); Info.IntfDate = SiemensTimestamp(PDU.GetWordAt(65));
Info.SBBLength = S7.GetWordAt(PDU, 67); Info.SBBLength = PDU.GetWordAt(67);
Info.LocalData = S7.GetWordAt(PDU, 71); Info.LocalData = PDU.GetWordAt(71);
Info.MC7Size = S7.GetWordAt(PDU, 73); Info.MC7Size = PDU.GetWordAt(73);
Info.Author = S7.GetCharsAt(PDU, 75, 8).Trim(new char[]{(char)0}); Info.Author = PDU.GetCharsAt(75, 8).Trim(new char[]{(char)0});
Info.Family = S7.GetCharsAt(PDU, 83, 8).Trim(new char[]{(char)0}); Info.Family = PDU.GetCharsAt(83, 8).Trim(new char[]{(char)0});
Info.Header = S7.GetCharsAt(PDU, 91, 8).Trim(new char[]{(char)0}); Info.Header = PDU.GetCharsAt(91, 8).Trim(new char[]{(char)0});
Info.Version = PDU[99]; Info.Version = PDU[99];
Info.CheckSum = S7.GetWordAt(PDU, 101); Info.CheckSum = PDU.GetWordAt(101);
} }
else else
_LastError = CpuError(Result); _LastError = CpuError(Result);
@@ -1558,9 +1558,9 @@ namespace Sharp7
Length = RecvIsoPacket(); Length = RecvIsoPacket();
if (Length > 30) // the minimum expected if (Length > 30) // the minimum expected
{ {
if ((S7.GetWordAt(PDU, 27) == 0) && (PDU[29] == 0xFF)) if ((PDU.GetWordAt(27) == 0) && (PDU[29] == 0xFF))
{ {
DT = S7.GetDateTimeAt(PDU, 35); DT = PDU.GetDateTimeAt(35);
} }
else else
_LastError = S7Consts.errCliInvalidPlcAnswer; _LastError = S7Consts.errCliInvalidPlcAnswer;
@@ -1582,14 +1582,14 @@ namespace Sharp7
Time_ms = 0; Time_ms = 0;
int Elapsed = Environment.TickCount; int Elapsed = Environment.TickCount;
S7.SetDateTimeAt(S7_SET_DT, 31, DT); S7_SET_DT.SetDateTimeAt(31, DT);
SendPacket(S7_SET_DT); SendPacket(S7_SET_DT);
if (_LastError == 0) if (_LastError == 0)
{ {
Length = RecvIsoPacket(); Length = RecvIsoPacket();
if (Length > 30) // the minimum expected if (Length > 30) // the minimum expected
{ {
if (S7.GetWordAt(PDU, 27) != 0) if (PDU.GetWordAt(27) != 0)
_LastError = S7Consts.errCliInvalidPlcAnswer; _LastError = S7Consts.errCliInvalidPlcAnswer;
} }
else else
@@ -1619,7 +1619,7 @@ namespace Sharp7
_LastError = ReadSZL(0x0011, 0x000, ref SZL, ref Size); _LastError = ReadSZL(0x0011, 0x000, ref SZL, ref Size);
if (_LastError == 0) if (_LastError == 0)
{ {
Info.Code = S7.GetCharsAt(SZL.Data, 2, 20); Info.Code = SZL.Data.GetCharsAt(2, 20);
Info.V1 = SZL.Data[Size - 3]; Info.V1 = SZL.Data[Size - 3];
Info.V2 = SZL.Data[Size - 2]; Info.V2 = SZL.Data[Size - 2];
Info.V3 = SZL.Data[Size - 1]; Info.V3 = SZL.Data[Size - 1];
@@ -1638,11 +1638,11 @@ namespace Sharp7
_LastError = ReadSZL(0x001C, 0x000, ref SZL, ref Size); _LastError = ReadSZL(0x001C, 0x000, ref SZL, ref Size);
if (_LastError == 0) if (_LastError == 0)
{ {
Info.ModuleTypeName = S7.GetCharsAt(SZL.Data, 172, 32); Info.ModuleTypeName = SZL.Data.GetCharsAt(172, 32);
Info.SerialNumber = S7.GetCharsAt(SZL.Data, 138, 24); Info.SerialNumber = SZL.Data.GetCharsAt(138, 24);
Info.ASName = S7.GetCharsAt(SZL.Data, 2, 24); Info.ASName = SZL.Data.GetCharsAt(2, 24);
Info.Copyright = S7.GetCharsAt(SZL.Data, 104, 26); Info.Copyright = SZL.Data.GetCharsAt(104, 26);
Info.ModuleName = S7.GetCharsAt(SZL.Data, 36, 24); Info.ModuleName = SZL.Data.GetCharsAt(36, 24);
} }
if (_LastError == 0) if (_LastError == 0)
Time_ms = Environment.TickCount - Elapsed; Time_ms = Environment.TickCount - Elapsed;
@@ -1658,10 +1658,10 @@ namespace Sharp7
_LastError = ReadSZL(0x0131, 0x001, ref SZL, ref Size); _LastError = ReadSZL(0x0131, 0x001, ref SZL, ref Size);
if (_LastError == 0) if (_LastError == 0)
{ {
Info.MaxPduLength = S7.GetIntAt(PDU, 2); Info.MaxPduLength = PDU.GetIntAt(2);
Info.MaxConnections = S7.GetIntAt(PDU, 4); Info.MaxConnections = PDU.GetIntAt(4);
Info.MaxMpiRate = S7.GetDIntAt(PDU, 6); Info.MaxMpiRate = PDU.GetDIntAt(6);
Info.MaxBusRate = S7.GetDIntAt(PDU, 10); Info.MaxBusRate = PDU.GetDIntAt(10);
} }
if (_LastError == 0) if (_LastError == 0)
Time_ms = Environment.TickCount - Elapsed; Time_ms = Environment.TickCount - Elapsed;
@@ -1687,14 +1687,14 @@ namespace Sharp7
{ {
if (First) if (First)
{ {
S7.SetWordAt(S7_SZL_FIRST, 11, ++Seq_out); S7_SZL_FIRST.SetWordAt(11, ++Seq_out);
S7.SetWordAt(S7_SZL_FIRST, 29, (ushort)ID); S7_SZL_FIRST.SetWordAt(29, (ushort)ID);
S7.SetWordAt(S7_SZL_FIRST, 31, (ushort)Index); S7_SZL_FIRST.SetWordAt(31, (ushort)Index);
SendPacket(S7_SZL_FIRST); SendPacket(S7_SZL_FIRST);
} }
else else
{ {
S7.SetWordAt(S7_SZL_NEXT, 11, ++Seq_out); S7_SZL_NEXT.SetWordAt(11, ++Seq_out);
PDU[24] = (byte)Seq_in; PDU[24] = (byte)Seq_in;
SendPacket(S7_SZL_NEXT); SendPacket(S7_SZL_NEXT);
} }
@@ -1708,14 +1708,14 @@ namespace Sharp7
{ {
if (Length > 32) // the minimum expected if (Length > 32) // the minimum expected
{ {
if ((S7.GetWordAt(PDU, 27) == 0) && (PDU[29] == (byte)0xFF)) if ((PDU.GetWordAt(27) == 0) && (PDU[29] == (byte)0xFF))
{ {
// Gets Amount of this slice // Gets Amount of this slice
DataSZL = S7.GetWordAt(PDU, 31) - 8; // Skips extra params (ID, Index ...) DataSZL = PDU.GetWordAt(31) - 8; // Skips extra params (ID, Index ...)
Done = PDU[26] == 0x00; Done = PDU[26] == 0x00;
Seq_in = (byte)PDU[24]; // Slice sequence Seq_in = (byte)PDU[24]; // Slice sequence
SZL.Header.LENTHDR = S7.GetWordAt(PDU, 37); SZL.Header.LENTHDR = PDU.GetWordAt(37);
SZL.Header.N_DR = S7.GetWordAt(PDU, 39); SZL.Header.N_DR = PDU.GetWordAt(39);
Array.Copy(PDU, 41, SZL.Data, Offset, DataSZL); Array.Copy(PDU, 41, SZL.Data, Offset, DataSZL);
// SZL.Copy(PDU, 41, Offset, DataSZL); // SZL.Copy(PDU, 41, Offset, DataSZL);
Offset += DataSZL; Offset += DataSZL;
@@ -1731,10 +1731,10 @@ namespace Sharp7
{ {
if (Length > 32) // the minimum expected if (Length > 32) // the minimum expected
{ {
if ((S7.GetWordAt(PDU, 27) == 0) && (PDU[29] == (byte)0xFF)) if ((PDU.GetWordAt(27) == 0) && (PDU[29] == (byte)0xFF))
{ {
// Gets Amount of this slice // Gets Amount of this slice
DataSZL = S7.GetWordAt(PDU, 31); DataSZL = PDU.GetWordAt(31);
Done = PDU[26] == 0x00; Done = PDU[26] == 0x00;
Seq_in = (byte)PDU[24]; // Slice sequence Seq_in = (byte)PDU[24]; // Slice sequence
Array.Copy(PDU, 37, SZL.Data, Offset, DataSZL); Array.Copy(PDU, 37, SZL.Data, Offset, DataSZL);
@@ -1876,7 +1876,7 @@ namespace Sharp7
int Length = RecvIsoPacket(); int Length = RecvIsoPacket();
if (Length > 30) // the minimum expected if (Length > 30) // the minimum expected
{ {
ushort Result = S7.GetWordAt(PDU, 27); ushort Result = PDU.GetWordAt(27);
if (Result == 0) if (Result == 0)
{ {
switch (PDU[44]) switch (PDU[44])
@@ -1918,7 +1918,7 @@ namespace Sharp7
_LastError = 0; _LastError = 0;
int Elapsed = Environment.TickCount; int Elapsed = Environment.TickCount;
// Encodes the Password // Encodes the Password
S7.SetCharsAt(pwd, 0, Password); pwd.SetCharsAt(0, Password);
pwd[0] = (byte)(pwd[0] ^ 0x55); pwd[0] = (byte)(pwd[0] ^ 0x55);
pwd[1] = (byte)(pwd[1] ^ 0x55); pwd[1] = (byte)(pwd[1] ^ 0x55);
for (int c = 2; c < 8; c++) for (int c = 2; c < 8; c++)
@@ -1933,7 +1933,7 @@ namespace Sharp7
Length = RecvIsoPacket(); Length = RecvIsoPacket();
if (Length > 32) // the minimum expected if (Length > 32) // the minimum expected
{ {
ushort Result = S7.GetWordAt(PDU, 27); ushort Result = PDU.GetWordAt(27);
if (Result != 0) if (Result != 0)
_LastError = CpuError(Result); _LastError = CpuError(Result);
} }
@@ -1956,7 +1956,7 @@ namespace Sharp7
Length = RecvIsoPacket(); Length = RecvIsoPacket();
if (Length > 30) // the minimum expected if (Length > 30) // the minimum expected
{ {
ushort Result = S7.GetWordAt(PDU, 27); ushort Result = PDU.GetWordAt(27);
if (Result != 0) if (Result != 0)
_LastError = CpuError(Result); _LastError = CpuError(Result);
} }
@@ -1974,11 +1974,11 @@ namespace Sharp7
_LastError = ReadSZL(0x0232, 0x0004, ref SZL, ref Size); _LastError = ReadSZL(0x0232, 0x0004, ref SZL, ref Size);
if (_LastError == 0) if (_LastError == 0)
{ {
Protection.sch_schal = S7.GetWordAt(SZL.Data, 2); Protection.sch_schal = SZL.Data.GetWordAt(2);
Protection.sch_par = S7.GetWordAt(SZL.Data, 4); Protection.sch_par = SZL.Data.GetWordAt(4);
Protection.sch_rel = S7.GetWordAt(SZL.Data, 6); Protection.sch_rel = SZL.Data.GetWordAt(6);
Protection.bart_sch = S7.GetWordAt(SZL.Data, 8); Protection.bart_sch = SZL.Data.GetWordAt(8);
Protection.anl_sch = S7.GetWordAt(SZL.Data, 10); Protection.anl_sch = SZL.Data.GetWordAt(10);
} }
return _LastError; return _LastError;
} }
@@ -1992,7 +1992,7 @@ namespace Sharp7
Time_ms = 0; Time_ms = 0;
int Elapsed = Environment.TickCount; int Elapsed = Environment.TickCount;
Array.Copy(TPKT_ISO, 0, PDU, 0, TPKT_ISO.Length); Array.Copy(TPKT_ISO, 0, PDU, 0, TPKT_ISO.Length);
S7.SetWordAt(PDU, 2, (ushort)(Size + TPKT_ISO.Length)); PDU.SetWordAt(2, (ushort)(Size + TPKT_ISO.Length));
try try
{ {
Array.Copy(Buffer, 0, PDU, TPKT_ISO.Length, Size); Array.Copy(Buffer, 0, PDU, TPKT_ISO.Length, Size);

2
Sharp7/S7MultiVar.cs
View File

@@ -18,7 +18,7 @@ namespace Sharp7
private bool AdjustWordLength(int Area, ref int WordLen, ref int Amount, ref int Start) private bool AdjustWordLength(int Area, ref int WordLen, ref int Amount, ref int Start)
{ {
// Calc Word size // Calc Word size
int WordSize = S7.DataSizeByte(WordLen); int WordSize = WordLen.DataSizeByte();
if (WordSize == 0) if (WordSize == 0)
return false; return false;