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Fix ADMDRAW targetting

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This commit is contained in:
Gregory Rudolph
2026-08-30 23:33:33 +00:00
parent 3a576b79b4
commit a3c4b95379
15 changed files with 1381 additions and 212 deletions
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j3270/src/main/java/haus/nightmare/j3270/ui/TerminalPanel.java
+10 -3
View File
@@ -221,8 +221,8 @@ public class TerminalPanel extends JPanel implements java.awt.print.Printable {
int ox = getRenderOffsetX();
int oy = getRenderOffsetY();
ScreenBuffer sb = client.getScreenBuffer();
int gridW = sb.getDisplayCols() * cellWidth;
int gridH = sb.getDisplayRows() * cellHeight;
int gridW = (sb != null ? sb.getDisplayCols() : 80) * cellWidth;
int gridH = (sb != null ? sb.getDisplayRows() : 24) * cellHeight;
int gWidth = client.getGraphicsPlane().getCanvasWidth();
int gHeight = client.getGraphicsPlane().getCanvasHeight();
int px = (gridW > 0 && gWidth > 0) ? (int) Math.round((double) (e.getX() - ox) * gWidth / gridW) : (e.getX() - ox);
@@ -253,6 +253,7 @@ public class TerminalPanel extends JPanel implements java.awt.print.Printable {
if (isGraphic) {
clearSelection();
sb.setCursorAddress(clickAddr);
int gridW = displayCols * cellWidth;
int gridH = displayRows * cellHeight;
int gWidth = client.getGraphicsPlane().getCanvasWidth();
@@ -995,11 +996,17 @@ public class TerminalPanel extends JPanel implements java.awt.print.Printable {
double curX = x;
double curY = y;
if (dir == GocaConstants.CD_TB) {
curY += ch;
} else if (dir == GocaConstants.CD_RL) {
curX -= cw;
}
for (int i = 0; i < text.length(); i++) {
String s = text.substring(i, i + 1);
int charW = fm.stringWidth(s);
int drawX = (int) Math.round(curX + Math.max(0, (cw - charW) / 2.0));
int drawY = (int) Math.round(curY + ascent + Math.max(0, (ch - fm.getHeight()) / 2.0));
int drawY = (int) Math.round(curY);
g2.drawString(s, drawX, drawY);
switch (dir) {
lib3270j/src/main/java/haus/nightmare/lib3270j/charset/EbcdicTranslator.java
+4
View File
@@ -81,6 +81,10 @@ public class EbcdicTranslator {
return activeCodePage.isDBCS();
}
public synchronized boolean isDBCS() {
return isDBCSCodePage();
}
/**
* Translate double-byte EBCDIC pair (b1, b2) to Unicode.
*/
lib3270j/src/main/java/haus/nightmare/lib3270j/datastream/DataStreamProcessor.java
+20 -3
View File
@@ -1020,7 +1020,7 @@ public class DataStreamProcessor {
switch (type) {
case SF_RP_QUERY:
log.info("ReadPartition Query — sending all query replies");
log.info("ReadPartition Query — sending base query replies");
graphicsPlane.clear();
gocaDecoder.resetDefaults();
sendAllQueryReplies();
@@ -1029,7 +1029,9 @@ public class DataStreamProcessor {
if (fieldLen >= 6) {
int listType = data[offset + 5] & 0xFF;
log.info("ReadPartition QueryList type=" + String.format("0x%02x", listType));
if (listType == SF_RPQ_ALL || listType == SF_RPQ_EQUIV) {
if (listType == SF_RPQ_ALL) {
sendCompleteQueryReplies();
} else if (listType == SF_RPQ_EQUIV) {
sendAllQueryReplies();
} else if (listType == SF_RPQ_LIST) {
// Send only requested query replies
@@ -1071,7 +1073,22 @@ public class DataStreamProcessor {
if ((i + 1) % 32 == 0)
sb.append("\n ");
}
log.warning(">>> SENDING Query Reply (" + qr.length + " bytes):\n " + sb.toString().trim());
log.warning(">>> SENDING Base Query Reply (" + qr.length + " bytes):\n " + sb.toString().trim());
if (outputSender != null) {
outputSender.send3270Data(qr);
}
}
private void sendCompleteQueryReplies() {
byte[] qr = qrBuilder.buildCompleteQueryReplies(screen.getMaxCols(), screen.getMaxRows(),
screen.getMaxCols() * screen.getMaxRows());
StringBuilder sb = new StringBuilder();
for (int i = 0; i < qr.length; i++) {
sb.append(String.format("%02x ", qr[i] & 0xFF));
if ((i + 1) % 32 == 0)
sb.append("\n ");
}
log.warning(">>> SENDING Complete Query Reply (" + qr.length + " bytes):\n " + sb.toString().trim());
if (outputSender != null) {
outputSender.send3270Data(qr);
}
lib3270j/src/main/java/haus/nightmare/lib3270j/datastream/QueryReplyBuilder.java
+191 -105
View File
@@ -15,16 +15,17 @@ public class QueryReplyBuilder {
private static final Logger log = Logger.getLogger(QueryReplyBuilder.class.getName());
// Canned values from 3279-2 (matching sf.c)
private static final int SW_3279_2 = 0x09;
private static final int SH_3279_2 = 0x0c;
private static final int Xr_3279_2 = 0x000a02e5;
private static final int Yr_3279_2 = 0x0002006f;
// Usable Area physical dimensions matching IBM Host On-Demand QR_USEAREA_STRING (Inches)
private static final int Xr_HOD = 0x00020089;
private static final int Yr_HOD = 0x00020085;
private final ScreenBuffer screen;
private GraphicsMode graphicsMode = GraphicsMode.BOTH;
// Base query reply codes (text mode)
// Base query reply codes (text mode, matches HOD DS3270.java queryEquiv)
private static final int[] SUPPORTED_QR_BASE = {
QR_SUMMARY, // 0x80 — summary must list itself
QR_USABLE_AREA, // 0x81
@@ -34,10 +35,11 @@ public class QueryReplyBuilder {
QR_HIGHLIGHTING, // 0x87
QR_REPLY_MODES, // 0x88
QR_DDM, // 0x95 - Distributed Data Management (file transfer)
QR_IMP_PART, // 0xa6
QR_AUXDA, // 0x99 - Auxiliary Devices
QR_IMP_PART, // 0xa6 - Implicit Partition Sizes
};
// Vector graphics query reply codes matching HOD DS3270.java line 1723
// Vector graphics query reply codes matching HOD QueryReply3270Constants.java QR_3270_WITHOUT_DCBS_SUMMARY_STRING
private static final int[] SUPPORTED_QR_VECTOR = {
QR_SUMMARY, // 0x80
QR_USABLE_AREA, // 0x81
@@ -46,17 +48,17 @@ public class QueryReplyBuilder {
QR_COLOR, // 0x86
QR_HIGHLIGHTING, // 0x87
QR_REPLY_MODES, // 0x88
QR_SAVE_RESTORE, // 0x8c
QR_OUTLINING, // 0x8c
QR_DDM, // 0x95
QR_TRANSPARENCY, // 0x99
QR_AUXDA, // 0x99
QR_IMP_PART, // 0xa6
QR_RPQ_NAMES, // 0xa8
QR_GRAPHICS, // 0xb0
QR_GIMAGE, // 0xb1
QR_AUX_DEV, // 0xb2
QR_OEM_FMT, // 0xb3
QR_GCOLOR, // 0xb4
QR_GSYMBOLS, // 0xb6
QR_TRANSPARENCY, // 0xa8
QR_SEGMENT, // 0xb0
QR_PROCEDURE, // 0xb1
QR_LINETYPE, // 0xb2
QR_PORT, // 0xb3
QR_GRCOLOR, // 0xb4
QR_GRSYMBOLSET, // 0xb6
};
public QueryReplyBuilder(ScreenBuffer screen) {
@@ -77,7 +79,8 @@ public class QueryReplyBuilder {
}
/**
* Build all query replies as a single AID_SF + structured field response.
* Build base query replies in response to a generic Read Partition Query (0x02).
* Returns base text/presentation summary structured fields (matches HOD DS3270.java line 1723).
*/
public byte[] buildAllQueryReplies(int maxCols, int maxRows, int bufferSize) {
ByteArrayOutputStream out = new ByteArrayOutputStream(512);
@@ -85,62 +88,90 @@ public class QueryReplyBuilder {
// AID byte for structured field
out.write(AID_SF);
// Summary
// Summary (0x80) - lists all supported capabilities
appendQueryReply(out, QR_SUMMARY, buildSummary());
// Usable Area
// Usable Area (0x81)
appendQueryReply(out, QR_USABLE_AREA, buildUsableArea(maxCols, maxRows, bufferSize));
// Alpha Partitions
// Alpha Partitions (0x84)
appendQueryReply(out, QR_ALPHA_PART, buildAlphaPartitions(maxRows));
// Character Sets
// Character Sets (0x85)
appendQueryReply(out, QR_CHARSETS, buildCharsets());
// Color
// Color (0x86)
appendQueryReply(out, QR_COLOR, buildColor());
// Highlighting
// Highlighting (0x87)
appendQueryReply(out, QR_HIGHLIGHTING, buildHighlighting());
// Reply Modes (0x88)
appendQueryReply(out, QR_REPLY_MODES, buildReplyModes());
if (graphicsMode.isVectorGraphicsEnabled()) {
// Save/Restore (0x8C)
appendQueryReply(out, QR_SAVE_RESTORE, buildSaveRestore());
boolean isDbcs = (screen != null && screen.getTranslator() != null && screen.getTranslator().isDBCS());
if (isDbcs) {
// Outlining (0x8C)
appendQueryReply(out, QR_OUTLINING, buildOutlining());
// DBCS Asia (0x91)
appendQueryReply(out, QR_DBCS_ASIA, buildDbcsAsia());
}
// Distributed Data Management (0x95)
appendQueryReply(out, QR_DDM, buildDdm(4096));
if (graphicsMode.isVectorGraphicsEnabled()) {
// Transparency (0x99)
appendQueryReply(out, QR_TRANSPARENCY, buildTransparency());
}
// Auxiliary Devices (0x99)
appendQueryReply(out, QR_AUXDA, buildAuxDa());
// Implicit Partition (0xA6)
appendQueryReply(out, QR_IMP_PART, buildImplicitPartition(maxCols, maxRows));
// Vector Graphics QRs if enabled
log.info("Built " + out.size() + " bytes of base query replies (graphicsMode=" + graphicsMode + ")");
return out.toByteArray();
}
/**
* Build complete query replies including vector graphics (when SF_RPQ_ALL 0x80 is requested).
*/
public byte[] buildCompleteQueryReplies(int maxCols, int maxRows, int bufferSize) {
ByteArrayOutputStream out = new ByteArrayOutputStream(512);
out.write(AID_SF);
appendQueryReply(out, QR_SUMMARY, buildSummary());
appendQueryReply(out, QR_USABLE_AREA, buildUsableArea(maxCols, maxRows, bufferSize));
appendQueryReply(out, QR_ALPHA_PART, buildAlphaPartitions(maxRows));
appendQueryReply(out, QR_CHARSETS, buildCharsets());
appendQueryReply(out, QR_COLOR, buildColor());
appendQueryReply(out, QR_HIGHLIGHTING, buildHighlighting());
appendQueryReply(out, QR_REPLY_MODES, buildReplyModes());
appendQueryReply(out, QR_OUTLINING, buildOutlining());
boolean isDbcs = (screen != null && screen.getTranslator() != null && screen.getTranslator().isDBCS());
if (isDbcs) {
appendQueryReply(out, QR_DBCS_ASIA, buildDbcsAsia());
}
appendQueryReply(out, QR_DDM, buildDdm(4096));
appendQueryReply(out, QR_AUXDA, buildAuxDa());
appendQueryReply(out, QR_IMP_PART, buildImplicitPartition(maxCols, maxRows));
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_RPQ_NAMES, buildRpqNames()); // 0xA8
appendQueryReply(out, QR_GRAPHICS, buildGraphics(maxCols, maxRows)); // 0xB0
appendQueryReply(out, QR_GIMAGE, buildGImage(maxCols, maxRows)); // 0xB1
appendQueryReply(out, QR_AUX_DEV, buildAuxDev()); // 0xB2
appendOemFmt(out); // 0xB3
appendQueryReply(out, QR_GCOLOR, buildGColor()); // 0xB4
appendQueryReply(out, QR_GSYMBOLS, buildGSymbols()); // 0xB6
appendQueryReply(out, QR_TRANSPARENCY, buildTransparency()); // 0xA8
appendQueryReply(out, QR_SEGMENT, buildSegment(maxCols, maxRows)); // 0xB0
appendQueryReply(out, QR_PROCEDURE, buildProcedure(maxCols, maxRows)); // 0xB1
appendQueryReply(out, QR_LINETYPE, buildLineType()); // 0xB2
appendPort(out); // 0xB3
appendQueryReply(out, QR_GRCOLOR, buildGrColor()); // 0xB4
appendQueryReply(out, QR_GRSYMBOLSET, buildGrSymbolSet()); // 0xB6
}
log.info("Built " + out.size() + " bytes of all query replies (graphicsMode=" + graphicsMode + ")");
log.info("Built " + out.size() + " bytes of complete query replies (graphicsMode=" + graphicsMode + ")");
return out.toByteArray();
}
/**
* Build specific query replies in response to a Read Partition Query List (SF_RPQ_LIST).
* For any unsupported requested query code, emits a QR_NULL (0xFF) structured field
* matching x3270 sf.c behavior.
* matching HOD DS3270.java line 1835.
*/
public byte[] buildQueryReplies(byte[] requestedCodes, int maxCols, int maxRows, int bufferSize) {
if (requestedCodes == null || requestedCodes.length == 0) {
@@ -174,72 +205,70 @@ public class QueryReplyBuilder {
case QR_REPLY_MODES:
appendQueryReply(out, QR_REPLY_MODES, buildReplyModes());
break;
case QR_SAVE_RESTORE:
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_SAVE_RESTORE, buildSaveRestore());
case QR_OUTLINING: // 0x8C
appendQueryReply(out, QR_OUTLINING, buildOutlining());
break;
case QR_DBCS_ASIA: // 0x91
if (screen != null && screen.getTranslator() != null && screen.getTranslator().isDBCS()) {
appendQueryReply(out, QR_DBCS_ASIA, buildDbcsAsia());
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_DDM:
case QR_DDM: // 0x95
appendQueryReply(out, QR_DDM, buildDdm(4096));
break;
case QR_TRANSPARENCY:
case QR_AUXDA: // 0x99
appendQueryReply(out, QR_AUXDA, buildAuxDa());
break;
case QR_IMP_PART: // 0xA6
appendQueryReply(out, QR_IMP_PART, buildImplicitPartition(maxCols, maxRows));
break;
case QR_TRANSPARENCY: // 0xA8
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_TRANSPARENCY, buildTransparency());
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_IMP_PART:
appendQueryReply(out, QR_IMP_PART, buildImplicitPartition(maxCols, maxRows));
break;
case QR_RPQ_NAMES:
case QR_RPQNAMES:
case QR_SEGMENT: // 0xB0
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, code, buildRpqNames());
appendQueryReply(out, QR_SEGMENT, buildSegment(maxCols, maxRows));
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_GRAPHICS:
case QR_PROCEDURE: // 0xB1
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_GRAPHICS, buildGraphics(maxCols, maxRows));
appendQueryReply(out, QR_PROCEDURE, buildProcedure(maxCols, maxRows));
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_GIMAGE:
case QR_LINETYPE: // 0xB2
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_GIMAGE, buildGImage(maxCols, maxRows));
appendQueryReply(out, QR_LINETYPE, buildLineType());
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_AUX_DEV:
case QR_PORT: // 0xB3
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_AUX_DEV, buildAuxDev());
appendPort(out);
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_OEM_FMT:
case QR_GRCOLOR: // 0xB4
if (graphicsMode.isVectorGraphicsEnabled()) {
appendOemFmt(out);
appendQueryReply(out, QR_GRCOLOR, buildGrColor());
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_GCOLOR:
case QR_GRSYMBOLSET: // 0xB6
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_GCOLOR, buildGColor());
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
break;
case QR_GSYMBOLS:
if (graphicsMode.isVectorGraphicsEnabled()) {
appendQueryReply(out, QR_GSYMBOLS, buildGSymbols());
appendQueryReply(out, QR_GRSYMBOLSET, buildGrSymbolSet());
} else {
appendQueryReply(out, QR_NULL, new byte[0]);
}
@@ -268,8 +297,12 @@ public class QueryReplyBuilder {
private byte[] buildSummary() {
ByteArrayOutputStream out = new ByteArrayOutputStream();
int[] codes = graphicsMode.isVectorGraphicsEnabled() ? SUPPORTED_QR_VECTOR : SUPPORTED_QR_BASE;
boolean isDbcs = (screen != null && screen.getTranslator() != null && screen.getTranslator().isDBCS());
for (int code : codes) {
out.write(code);
if (isDbcs && code == QR_OUTLINING) {
out.write(QR_DBCS_ASIA); // 0x91
}
}
return out.toByteArray();
}
@@ -282,17 +315,17 @@ public class QueryReplyBuilder {
out.write(maxCols & 0xFF); // usable width low
out.write((maxRows >> 8) & 0xFF); // usable height high
out.write(maxRows & 0xFF); // usable height low
out.write(0x01); // units (mm)
// Xr (4 bytes) - canned from 3279-2
out.write((Xr_3279_2 >> 24) & 0xFF);
out.write((Xr_3279_2 >> 16) & 0xFF);
out.write((Xr_3279_2 >> 8) & 0xFF);
out.write(Xr_3279_2 & 0xFF);
// Yr (4 bytes) - canned from 3279-2
out.write((Yr_3279_2 >> 24) & 0xFF);
out.write((Yr_3279_2 >> 16) & 0xFF);
out.write((Yr_3279_2 >> 8) & 0xFF);
out.write(Yr_3279_2 & 0xFF);
out.write(0x00); // units (0x00 = inches, matching IBM Host On-Demand QR_USEAREA_STRING)
// Xr (4 bytes) - matching IBM Host On-Demand QR_USEAREA_STRING
out.write((Xr_HOD >> 24) & 0xFF);
out.write((Xr_HOD >> 16) & 0xFF);
out.write((Xr_HOD >> 8) & 0xFF);
out.write(Xr_HOD & 0xFF);
// Yr (4 bytes) - matching IBM Host On-Demand QR_USEAREA_STRING
out.write((Yr_HOD >> 24) & 0xFF);
out.write((Yr_HOD >> 16) & 0xFF);
out.write((Yr_HOD >> 8) & 0xFF);
out.write(Yr_HOD & 0xFF);
int charW = getCharWidth();
int charH = getCharHeight();
out.write(charW); // AW
@@ -304,6 +337,9 @@ public class QueryReplyBuilder {
}
public int getCharWidth() {
if (screen != null && screen.getTranslator() != null && screen.getTranslator().isDBCS()) {
return 12;
}
return SW_3279_2; // 9
}
@@ -458,7 +494,28 @@ public class QueryReplyBuilder {
return out.toByteArray();
}
private byte[] buildGraphics(int maxCols, int maxRows) {
public byte[] buildOutlining() {
// HOD QueryReply3270Constants.java QR_OUTLINING_STRING ("\u0000\n\u0081\u008c\u0000\u0000\u0000\u0000\u0000\u0000")
return new byte[]{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
}
public byte[] buildDbcsAsia() {
// HOD QueryReply3270Constants.java QR_DBCS_ASIA_STRING ("\u0000\u000b\u0081\u0091\u0000\u0003\u0001\u0080\u0003\u0002\u0001")
return new byte[]{ 0x00, 0x03, 0x01, (byte) 0x80, 0x03, 0x02, 0x01 };
}
public byte[] buildAuxDa() {
// HOD QueryReply3270Constants.java QR_AUXDA_STRING ("\u0000\u0006\u0081\u0099\u0000\u0000")
return new byte[]{ 0x00, 0x00 };
}
public byte[] buildTransparency() {
// HOD QueryReply3270Constants.java QR_TRANSPARENCY_STRING ("\u0000\t\u0081\u00a8\u0002\u0000\u00f0\u00ff\u00ff")
return new byte[]{ 0x02, 0x00, (byte) 0xF0, (byte) 0xFF, (byte) 0xFF };
}
public byte[] buildSegment(int maxCols, int maxRows) {
// HOD QueryReply3270Constants.java QR_SEGMENT_STRING ("\u0000\u000b\u0081\u00b0\u0080\u0002\u0000\u0000\u0000\u00fc\u0000")
return new byte[]{
(byte) 0x80, 0x02,
0x00, 0x00,
@@ -467,7 +524,12 @@ public class QueryReplyBuilder {
};
}
private byte[] buildGImage(int maxCols, int maxRows) {
public byte[] buildGraphics(int maxCols, int maxRows) {
return buildSegment(maxCols, maxRows);
}
public byte[] buildProcedure(int maxCols, int maxRows) {
// HOD QueryReply3270Constants.java QR_PROCEDURE_STRING ("\u0000\u0015\u0081\u00b1\u0000\u0001\u0000\u0000\u0000\u00fc\u0000\u0006@\u0006@\u0006\u0001\u00ff\u00ff\u00ff\u00f0")
return new byte[]{
0x00, 0x01,
0x00, 0x00,
@@ -478,11 +540,12 @@ public class QueryReplyBuilder {
};
}
public byte[] buildAuxDevice() {
return buildAuxDev();
public byte[] buildGImage(int maxCols, int maxRows) {
return buildProcedure(maxCols, maxRows);
}
private byte[] buildAuxDev() {
public byte[] buildLineType() {
// HOD QueryReply3270Constants.java QR_LINETYPE_STRING ("\u0000\u0018\u0081\u00b2\u0000\t\u0000\u0007\u0001\u0001\u0002\u0002\u0003\u0003\u0004\u0004\u0005\u0005\u0006\u0006\u0007\u0007\b\b")
return new byte[]{
0x00, 0x09, 0x00, 0x07,
0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, 0x04,
@@ -490,38 +553,36 @@ public class QueryReplyBuilder {
};
}
private byte[] buildSaveRestore() {
// HOD DS3270.java line 1768: 6 bytes payload
return new byte[]{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
public byte[] buildAuxDev() {
return buildLineType();
}
private byte[] buildTransparency() {
// HOD DS3270.java line 1782: 2 bytes payload
return new byte[]{ 0x00, 0x00 };
public byte[] buildAuxDevice() {
return buildLineType();
}
private byte[] buildRpqNames() {
// HOD DS3270.java line 1798: 5 bytes payload
return new byte[]{ 0x02, 0x00, (byte) 0xF0, (byte) 0xFF, (byte) 0xFF };
}
private void appendOemFmt(ByteArrayOutputStream out) {
// HOD DS3270.java line 1814: 4 distinct OEM format sub-fields
appendQueryReply(out, QR_OEM_FMT, new byte[]{
public void appendPort(ByteArrayOutputStream out) {
// HOD QueryReply3270Constants.java QR_PORT_STRING (4 OEM format sub-fields, 64 bytes total)
appendQueryReply(out, QR_PORT, new byte[]{
0x00, 0x03, 0x02, (byte) 0x90, 0x09, 0x01, 0x00, 0x03, 0x02, (byte) 0x80, 0x00, 0x7F, (byte) 0xFF
});
appendQueryReply(out, QR_OEM_FMT, new byte[]{
appendQueryReply(out, QR_PORT, new byte[]{
0x00, 0x04, 0x08, 0x40, 0x07, 0x03, 0x00, 0x03, (byte) 0x80, 0x00, 0x02
});
appendQueryReply(out, QR_OEM_FMT, new byte[]{
appendQueryReply(out, QR_PORT, new byte[]{
0x00, 0x05, 0x02, (byte) 0x80, 0x09, 0x01, 0x00, 0x01, 0x02, (byte) 0x80, 0x00, 0x7F, (byte) 0xFF
});
appendQueryReply(out, QR_OEM_FMT, new byte[]{
appendQueryReply(out, QR_PORT, new byte[]{
0x00, 0x07, 0x08, 0x40, 0x07, 0x03, 0x00, 0x01, 0x00, 0x00, 0x1C
});
}
private byte[] buildGColor() {
public void appendOemFmt(ByteArrayOutputStream out) {
appendPort(out);
}
public byte[] buildGrColor() {
// HOD QueryReply3270Constants.java QR_GRCOLOR_STRING (109 bytes total)
ByteArrayOutputStream out = new ByteArrayOutputStream(110);
out.write(0x00); out.write(0x04); out.write(0x00); out.write(0xFF); out.write(0xFF);
out.write(0x00); out.write(0x10); out.write(0x00); out.write(0x10);
@@ -541,11 +602,36 @@ public class QueryReplyBuilder {
return out.toByteArray();
}
private byte[] buildGSymbols() {
public byte[] buildGColor() {
return buildGrColor();
}
public byte[] buildGrSymbolSet() {
int charW = getCharWidth();
int charH = getCharHeight();
int cgcsgid = 0x02B9;
int cpgid = 0x0025;
if (screen != null && screen.getTranslator() != null) {
cgcsgid = screen.getTranslator().getCgcsgid();
cpgid = screen.getTranslator().getCpgid();
}
// HOD QueryReply3270Constants.java QR_GRSYMBOLSET_S_STRING ("\u0000!\u0081\u00b6...")
return new byte[]{
0x00, 0x00, 0x0C, 0x18, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x12,
0x01, 0x00, 0x00, (byte) 0xF0, (byte) 0xC1, (byte) 0xC1, 0x00, 0x00,
0x0C, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
0x00, 0x00, (byte) charW, (byte) charH, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x12,
0x01, 0x00, 0x00, (byte) 0xF0, (byte) ((cgcsgid >> 8) & 0xFF), (byte) (cgcsgid & 0xFF), 0x00, 0x00,
(byte) charW, (byte) charH, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
}
public byte[] buildGSymbols() {
return buildGrSymbolSet();
}
public byte[] buildSaveRestore() {
return buildOutlining();
}
public byte[] buildRpqNames() {
return buildTransparency();
}
}
lib3270j/src/main/java/haus/nightmare/lib3270j/graphics/GocaDecoder.java
+49 -16
View File
@@ -148,6 +148,8 @@ public class GocaDecoder {
return graphicCursorY;
}
public static final int GDDM_CURSOR_OFFSET_Y = 0;
public synchronized void setGraphicCursorPosition(int x, int y) {
this.graphicCursorX = x;
this.graphicCursorY = y;
@@ -925,11 +927,7 @@ public class GocaDecoder {
}
break;
}
case GocaConstants.P_SETCUR: { // 0x31: Set Graphic Cursor Position
if (idx + 5 <= end) {
this.graphicCursorX = readCoord(data, idx + 2);
this.graphicCursorY = readCoord(data, idx + 4);
}
case GocaConstants.P_SETCUR: { // 0x31: Set Graphic Cursor Position (HODGraphicCursorPosition - No-op per HOD architecture)
if (idx + 1 < end) {
int len = data[idx + 1] & 0xFF;
idx += 2 + len;
@@ -1372,24 +1370,41 @@ public class GocaDecoder {
double cw = charWidth > 0 ? ((double) charWidth * plane.getCanvasWidth() / (plane.getScreenCols() * 9.0)) : 10.0;
double ch = charHeight > 0 ? ((double) charHeight * plane.getCanvasHeight() / (plane.getScreenRows() * 16.0)) : 14.0;
int totalW = textLen * (charWidth > 0 ? charWidth : 9);
int totalH = (charHeight > 0 ? charHeight : 14);
trackPoint(startX, startY);
trackPoint(startX + totalW, startY + totalH);
trackPoint(startX + totalW, startY - totalH);
int cellW = (charWidth > 0 ? charWidth : 9);
int cellH = (charHeight > 0 ? charHeight : 16);
switch (charDir) {
case GocaConstants.CD_TB:
trackPoint(startX, startY);
trackPoint(startX + cellW, startY - textLen * cellH);
break;
case GocaConstants.CD_RL:
trackPoint(startX, startY);
trackPoint(startX - textLen * cellW, startY + cellH);
break;
case GocaConstants.CD_BT:
trackPoint(startX, startY);
trackPoint(startX + cellW, startY + textLen * cellH);
break;
case GocaConstants.CD_LR:
case GocaConstants.CD_DEFAULT:
default:
trackPoint(startX, startY);
trackPoint(startX + textLen * cellW, startY + cellH);
break;
}
if (charSet != 0 && programSymbolManager != null) {
for (int i = 0; i < textLen; i++) {
int code = data[pos + i] & 0xFF;
double px = plane.mapXDouble(startX);
double py = plane.mapYDouble(startY) - ch;
double py = plane.mapYDouble(startY);
ProgramSymbolSet.SymbolSlot slot = programSymbolManager.getSymbol(charSet, code);
if (slot != null) {
int[] rgb = slot.getRgbPixels(curColor, 0);
int symW = slot.getWidth();
int symH = slot.getHeight();
int ipx = (int) Math.round(px);
int ipy = (int) Math.round(py);
int ipy = (int) Math.round(py - ch);
int icw = (int) Math.round(cw);
int ich = (int) Math.round(ch);
for (int dy = 0; dy < ich; dy++) {
@@ -1420,15 +1435,33 @@ public class GocaDecoder {
String text = new String(chars);
if (charPrecision == GocaConstants.CP_STROKE) {
plane.drawVectorText(plane.mapXDouble(startX), plane.mapYDouble(startY) - ch, text,
plane.drawVectorText(plane.mapXDouble(startX), plane.mapYDouble(startY), text,
curColor, cw, ch, charDir, charAngle);
} else {
plane.drawText(plane.mapXDouble(startX), plane.mapYDouble(startY) - ch, text,
plane.drawText(plane.mapXDouble(startX), plane.mapYDouble(startY), text,
curColor, cw, ch, charDir, charAngle);
}
curX = startX + (textLen * (charWidth > 0 ? charWidth : 9));
curY = startY;
switch (charDir) {
case GocaConstants.CD_TB:
curX = startX;
curY = startY - (textLen * (charHeight > 0 ? charHeight : 16));
break;
case GocaConstants.CD_RL:
curX = startX - (textLen * (charWidth > 0 ? charWidth : 9));
curY = startY;
break;
case GocaConstants.CD_BT:
curX = startX;
curY = startY + (textLen * (charHeight > 0 ? charHeight : 16));
break;
case GocaConstants.CD_LR:
case GocaConstants.CD_DEFAULT:
default:
curX = startX + (textLen * (charWidth > 0 ? charWidth : 9));
curY = startY;
break;
}
}
/**
lib3270j/src/main/java/haus/nightmare/lib3270j/graphics/GraphicsPlane.java
+8 -3
View File
@@ -885,10 +885,15 @@ public class GraphicsPlane {
if (text == null || text.isEmpty()) return;
int color = (colorArgb != 0) ? colorArgb : GocaConstants.GOCA_COLORS[0];
double curX = x;
double curY = y;
double cw = cellWidth > 0 ? cellWidth : 12.0;
double ch = cellHeight > 0 ? cellHeight : 20.0;
double curX = x;
double curY = y;
if (dir == GocaConstants.CD_TB) {
curY += ch;
} else if (dir == GocaConstants.CD_RL) {
curX -= cw;
}
for (int i = 0; i < text.length(); i++) {
char c = text.charAt(i);
@@ -942,7 +947,7 @@ public class GraphicsPlane {
int vx = ((VectorSymbolData.vss_data[dataPtr + p * 4] & 0xFF) << 8) | (VectorSymbolData.vss_data[dataPtr + p * 4 + 1] & 0xFF);
int vy = ((VectorSymbolData.vss_data[dataPtr + p * 4 + 2] & 0xFF) << 8) | (VectorSymbolData.vss_data[dataPtr + p * 4 + 3] & 0xFF);
px[p] = x + ((double) vx / VectorSymbolData.VSS_WIDTH) * cw;
py[p] = y + ((double) (VectorSymbolData.VSS_HEIGHT - vy) / VectorSymbolData.VSS_HEIGHT) * ch;
py[p] = y - ((double) vy / VectorSymbolData.VSS_HEIGHT) * ch;
ipx[p] = (int) Math.round(px[p]);
ipy[p] = (int) Math.round(py[p]);
}
lib3270j/src/main/java/haus/nightmare/lib3270j/input/InputProcessor.java
+14 -15
View File
@@ -177,6 +177,10 @@ public class InputProcessor {
*/
public void sendAid(int aidCode) {
System.err.println("sendAid called: 0x" + Integer.toHexString(aidCode) + " locked=" + keyboardLocked);
if (aidCode == AID_SYSREQ) {
sysReq();
return;
}
if (keyboardLocked && aidCode != AID_CLEAR) {
System.err.println("Keyboard locked, dropping AID");
return;
@@ -358,21 +362,12 @@ public class InputProcessor {
if (gocaDecoder != null && gocaDecoder.isGraphicsCursorActive()) {
int gx = gocaDecoder.getGraphicCursorX();
int gy = gocaDecoder.getGraphicCursorY();
int cursorAddr = screen != null ? screen.getCursorAddress() : 0;
int cols = (screen != null && screen.getCols() > 0) ? screen.getCols() : 80;
int numRows = (screen != null && screen.getRows() > 0) ? screen.getRows() : 24;
int cursorAddr = screen != null ? screen.getCursorAddress() : 0;
int row = cursorAddr / cols;
int col = cursorAddr % cols;
if (gocaDecoder.getGraphicsPlane() != null) {
int px = gocaDecoder.getGraphicsPlane().mapX(gx);
int py = gocaDecoder.getGraphicsPlane().mapY(gy);
int canvasW = gocaDecoder.getGraphicsPlane().getCanvasWidth();
int canvasH = gocaDecoder.getGraphicsPlane().getCanvasHeight();
int numRows = (screen != null && screen.getRows() > 0) ? screen.getRows() : 43;
if (canvasH > 0) row = (py * numRows) / canvasH;
if (canvasW > 0) col = (px * cols) / canvasW;
}
byte[] sf = haus.nightmare.lib3270j.graphics.GraphicInputBuilder.buildGraphicInput(
gx, gy, row, col, button, true, isShift, isCtrl
);
@@ -382,8 +377,8 @@ public class InputProcessor {
sfHex.append(String.format("%02X ", b & 0xFF));
}
log.info(String.format(
"sendGraphicMouseAid: goca=(%d, %d) row=%d col=%d btn=%d shift=%b ctrl=%b SF_HEX=[%s]",
gx, gy, row, col, button, isShift, isCtrl, sfHex.toString().trim()
"sendGraphicMouseAid: goca=(%d, %d) row=%d col=%d cursorAddr=%d btn=%d shift=%b ctrl=%b SF_HEX=[%s]",
gx, gy, row, col, cursorAddr, button, isShift, isCtrl, sfHex.toString().trim()
));
// Structured Field AID (0x88) + 56-byte Graphic Input SF
@@ -394,7 +389,7 @@ public class InputProcessor {
// Trailing AID + cursor address + modified fields matching HOD DS3270.sendMouseAid
out.write(aidCode);
byte[] caddr = encodeAddress(screen.getCursorAddress(), screen.getRows(), screen.getCols());
byte[] caddr = encodeAddress(cursorAddr, numRows, cols);
out.write(caddr[0] & 0xFF);
out.write(caddr[1] & 0xFF);
@@ -755,7 +750,11 @@ public class InputProcessor {
/** SysReq key. */
public void sysReq() {
reset();
if (fsm != null && fsm.isTn3270eNegotiated()) {
fsm.handleSysReq();
} else {
reset();
}
}
/** Reset (unlock keyboard, cancel insert mode). */
lib3270j/src/main/java/haus/nightmare/lib3270j/protocol/DS3270Constants.java
+34 -23
View File
@@ -208,29 +208,40 @@ public final class DS3270Constants {
public static final int SF_TRANSFER_DATA = 0xd0;
// ========== Query Reply codes ==========
public static final int QR_SUMMARY = 0x80;
public static final int QR_USABLE_AREA = 0x81;
public static final int QR_IMAGE = 0x82;
public static final int QR_TEXT_PART = 0x83;
public static final int QR_ALPHA_PART = 0x84;
public static final int QR_CHARSETS = 0x85;
public static final int QR_COLOR = 0x86;
public static final int QR_HIGHLIGHTING = 0x87;
public static final int QR_REPLY_MODES = 0x88;
public static final int QR_SAVE_RESTORE = 0x8c;
public static final int QR_DBCS_ASIA = 0x91;
public static final int QR_DDM = 0x95;
public static final int QR_TRANSPARENCY = 0x99;
public static final int QR_RPQNAMES = 0xa1;
public static final int QR_IMP_PART = 0xa6;
public static final int QR_RPQ_NAMES = 0xa8;
public static final int QR_GRAPHICS = 0xb0; // 3270-PC Vector Graphics
public static final int QR_GIMAGE = 0xb1; // Image / Graphics Planes
public static final int QR_AUX_DEV = 0xb2; // Auxiliary Device
public static final int QR_OEM_FMT = 0xb3; // OEM Format
public static final int QR_GCOLOR = 0xb4; // Graphic Color Table
public static final int QR_GSYMBOLS = 0xb6; // Graphic Symbol Sets
public static final int QR_NULL = 0xff;
public static final int QR_SUMMARY = 0x80; // Summary
public static final int QR_USABLE_AREA = 0x81; // Usable Area
public static final int QR_IMAGE = 0x82; // Image (non-GOCA)
public static final int QR_TEXT_PART = 0x83; // Text Partitions
public static final int QR_ALPHA_PART = 0x84; // Alphanumeric Partitions
public static final int QR_CHARSETS = 0x85; // Character Sets
public static final int QR_COLOR = 0x86; // Color Table / Alphanumeric Color
public static final int QR_HIGHLIGHTING = 0x87; // Extended Highlighting
public static final int QR_REPLY_MODES = 0x88; // Reply Modes
public static final int QR_OUTLINING = 0x8c; // Field Outlining
public static final int QR_SAVE_RESTORE = 0x8c; // Legacy alias for QR_OUTLINING
public static final int QR_DBCS_ASIA = 0x91; // DBCS Asia
public static final int QR_DDM = 0x95; // Distributed Data Management
public static final int QR_AUXDA = 0x99; // Auxiliary Devices
public static final int QR_FILE = 0x9f; // File Transfer
public static final int QR_DEVICECHAR = 0xa0; // Device Characteristics (Printer)
public static final int QR_RPQNAMES = 0xa1; // RPQ Names (legacy)
public static final int QR_IMP_PART = 0xa6; // Implicit Partition Sizes
public static final int QR_IMPLICIT = 0xa6; // Alias for QR_IMP_PART
public static final int QR_TRANSPARENCY = 0xa8; // Background Transparency
public static final int QR_RPQ_NAMES = 0xa8; // Legacy alias pointing to 0xa8
public static final int QR_SEGMENT = 0xb0; // Segment Characteristics (3270-PC Vector Graphics)
public static final int QR_GRAPHICS = 0xb0; // Legacy alias for QR_SEGMENT
public static final int QR_PROCEDURE = 0xb1; // Procedure Characteristics (Image/GOCA)
public static final int QR_GIMAGE = 0xb1; // Legacy alias for QR_PROCEDURE
public static final int QR_LINETYPE = 0xb2; // Line Type Support (Aux Dev)
public static final int QR_AUX_DEV = 0xb2; // Legacy alias for QR_LINETYPE
public static final int QR_PORT = 0xb3; // Port Characteristics (OEM Format)
public static final int QR_OEM_FMT = 0xb3; // Legacy alias for QR_PORT
public static final int QR_GRCOLOR = 0xb4; // Graphic Color Table
public static final int QR_GCOLOR = 0xb4; // Legacy alias for QR_GRCOLOR
public static final int QR_GRSYMBOLSET = 0xb6; // Graphic Symbol Sets
public static final int QR_GSYMBOLS = 0xb6; // Legacy alias for QR_GRSYMBOLSET
public static final int QR_NULL = 0xff; // Query Reply Null (Unsupported)
// ========== Screen model sizes ==========
public static final int MODEL_2_ROWS = 24;
lib3270j/src/main/java/haus/nightmare/lib3270j/screen/ScreenBuffer.java
+5
View File
@@ -229,6 +229,11 @@ public class ScreenBuffer {
this.cursorAddress = addr;
this.displayCursorAddress = addr;
}
public synchronized void setCursorPosition(int row, int col) {
int r = Math.max(0, Math.min(row, rows - 1));
int c = Math.max(0, Math.min(col, cols - 1));
setCursorAddress(r * cols + c);
}
public int getCursorRow() { return cursorAddress / cols; }
public int getCursorCol() { return cursorAddress % cols; }
lib3270j/src/main/java/haus/nightmare/lib3270j/telnet/TelnetFSM.java
+79 -17
View File
@@ -402,11 +402,7 @@ public class TelnetFSM {
} else if (!myOpts[opt]) {
myOpts[opt] = true;
sendCommand(WILL, opt);
// Start TN3270E sub-negotiation: send device type request
if (!tn3270eDeviceTypeSent) {
sendTN3270EDeviceTypeRequest();
tn3270eDeviceTypeSent = true;
}
tn3270eDeviceTypeSent = false;
}
break;
@@ -863,25 +859,52 @@ public class TelnetFSM {
changeState(ConnectionState.CONNECTED_TN3270E);
tn3270eSubmode = TN3270ESubmode.E_3270;
}
dsProcessor.processRecord(data, EH_SIZE, data.length - EH_SIZE, true);
notifyScreenUpdate();
}
// Send positive response if required
if (eFuncs[FUNC_RESPONSES] && responseFlag == RSF_ALWAYS_RESPONSE) {
sendTN3270EPositiveResponse(seqNumber);
try {
dsProcessor.processRecord(data, EH_SIZE, data.length - EH_SIZE, true);
notifyScreenUpdate();
// Send positive response if required
if (eFuncs[FUNC_RESPONSES] && responseFlag == RSF_ALWAYS_RESPONSE) {
sendTN3270EPositiveResponse(seqNumber);
}
} catch (Exception e) {
log.log(Level.WARNING, "Error processing 3270 record", e);
if (eFuncs[FUNC_RESPONSES] && (responseFlag == RSF_ALWAYS_RESPONSE || responseFlag == RSF_ERROR_RESPONSE)) {
sendTN3270ENegativeResponse(seqNumber, NEG_OPERATION_CHECK);
}
}
} else {
if (eFuncs[FUNC_RESPONSES] && responseFlag == RSF_ALWAYS_RESPONSE) {
sendTN3270EPositiveResponse(seqNumber);
}
}
break;
case DT_SSCP_LU_DATA:
if (connectionState == ConnectionState.CONNECTED_UNBOUND) {
// Clear screen on first SSCP-LU transition to remove stale data
screenBuffer.clear();
if (connectionState != ConnectionState.CONNECTED_SSCP) {
if (connectionState == ConnectionState.CONNECTED_UNBOUND) {
// Clear screen on first SSCP-LU transition to remove stale data
screenBuffer.clear();
}
changeState(ConnectionState.CONNECTED_SSCP);
tn3270eSubmode = TN3270ESubmode.E_SSCP;
}
if (data.length > EH_SIZE) {
dsProcessor.processSscpLuData(data, EH_SIZE, data.length - EH_SIZE);
notifyScreenUpdate();
try {
dsProcessor.processSscpLuData(data, EH_SIZE, data.length - EH_SIZE);
notifyScreenUpdate();
if (eFuncs[FUNC_RESPONSES] && responseFlag == RSF_ALWAYS_RESPONSE) {
sendTN3270EPositiveResponse(seqNumber);
}
} catch (Exception e) {
log.log(Level.WARNING, "Error processing SSCP-LU record", e);
if (eFuncs[FUNC_RESPONSES] && (responseFlag == RSF_ALWAYS_RESPONSE || responseFlag == RSF_ERROR_RESPONSE)) {
sendTN3270ENegativeResponse(seqNumber, NEG_OPERATION_CHECK);
}
}
} else {
if (eFuncs[FUNC_RESPONSES] && responseFlag == RSF_ALWAYS_RESPONSE) {
sendTN3270EPositiveResponse(seqNumber);
}
}
break;
@@ -899,7 +922,21 @@ public class TelnetFSM {
changeState(ConnectionState.CONNECTED_E_NVT);
tn3270eSubmode = TN3270ESubmode.E_NVT;
if (data.length > EH_SIZE) {
processNVTData(data, EH_SIZE, data.length - EH_SIZE);
try {
processNVTData(data, EH_SIZE, data.length - EH_SIZE);
if (eFuncs[FUNC_RESPONSES] && responseFlag == RSF_ALWAYS_RESPONSE) {
sendTN3270EPositiveResponse(seqNumber);
}
} catch (Exception e) {
log.log(Level.WARNING, "Error processing NVT record", e);
if (eFuncs[FUNC_RESPONSES] && (responseFlag == RSF_ALWAYS_RESPONSE || responseFlag == RSF_ERROR_RESPONSE)) {
sendTN3270ENegativeResponse(seqNumber, NEG_OPERATION_CHECK);
}
}
} else {
if (eFuncs[FUNC_RESPONSES] && responseFlag == RSF_ALWAYS_RESPONSE) {
sendTN3270EPositiveResponse(seqNumber);
}
}
break;
@@ -1393,6 +1430,31 @@ public class TelnetFSM {
return tn3270eBound || connectionState == ConnectionState.CONNECTED_3270;
}
public boolean isTn3270eBound() {
return tn3270eBound;
}
public void handleSysReq() {
if (tn3270eNegotiated) {
byte[] ao = new byte[] { (byte) IAC, (byte) AO };
sendBytes(ao);
screenBuffer.clear();
screenBuffer.setCursorAddress(0);
screenBuffer.markAllChanged();
if (dsProcessor != null && dsProcessor.getInputProcessor() != null) {
dsProcessor.getInputProcessor().reset();
}
if (connectionState != ConnectionState.CONNECTED_SSCP) {
changeState(ConnectionState.CONNECTED_SSCP);
tn3270eSubmode = TN3270ESubmode.E_SSCP;
} else if (tn3270eBound) {
changeState(ConnectionState.CONNECTED_TN3270E);
tn3270eSubmode = TN3270ESubmode.E_3270;
}
notifyScreenUpdate();
}
}
private static String tn3270eOpName(int op) {
switch (op) {
case OP_ASSOCIATE: return "ASSOCIATE";
lib3270j/src/test/java/haus/nightmare/lib3270j/datastream/QueryReplyBuilderTest.java
+73 -26
View File
@@ -22,10 +22,16 @@ public class QueryReplyBuilderTest {
assertTrue(replies.length > 0);
assertEquals((byte) AID_SF, replies[0]);
// In GraphicsMode.BOTH, Vector Graphics QR 0xB0 must be present
// In base query reply (buildAllQueryReplies), Summary (0x80) advertises QR_SEGMENT (0xB0)
// while the base reply itself contains base SFs (Usable Area, Charsets, Color, Highlighting, Reply Modes, DDM, AuxDA, ImpPart)
assertEquals(0x81, replies[3] & 0xFF); // SFID_QREPLY
assertEquals(QR_SUMMARY, replies[4] & 0xFF); // 0x80
// In buildCompleteQueryReplies, Vector Graphics QR 0xB0 structured field payload is present
byte[] completeReplies = qrBuilder.buildCompleteQueryReplies(80, 43, 80 * 43);
boolean hasB0 = false;
for (int i = 0; i < replies.length - 3; i++) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_GRAPHICS) {
for (int i = 0; i < completeReplies.length - 3; i++) {
if ((completeReplies[i] & 0xFF) == 0x81 && (completeReplies[i + 1] & 0xFF) == QR_SEGMENT) {
hasB0 = true;
break;
}
@@ -41,31 +47,27 @@ public class QueryReplyBuilderTest {
assertTrue(replies.length > 0);
assertEquals((byte) AID_SF, replies[0]);
// In GraphicsMode.NONE, Vector Graphics QR 0xB0 must NOT be present
boolean hasB0 = false;
for (int i = 0; i < replies.length - 3; i++) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_GRAPHICS) {
hasB0 = true;
break;
}
// In GraphicsMode.NONE, Vector Graphics QR 0xB0 must NOT be advertised in Summary
int sumLen = ((replies[1] & 0xFF) << 8) | (replies[2] & 0xFF);
for (int i = 5; i < 1 + sumLen; i++) {
assertNotEquals(QR_SEGMENT, replies[i] & 0xFF);
}
assertFalse(hasB0);
}
@Test
public void testBuildAllQueryRepliesWithVectorGraphics() {
qrBuilder.setGraphicsMode(GraphicsMode.VECTOR_GRAPHICS);
byte[] replies = qrBuilder.buildAllQueryReplies(80, 43, 80 * 43);
byte[] replies = qrBuilder.buildCompleteQueryReplies(80, 43, 80 * 43);
assertNotNull(replies);
// Vector Graphics QR 0xB0 and 0xB4 must be present
// In complete replies, Vector Graphics QR 0xB0 and 0xB4 must be present
boolean hasB0 = false;
boolean hasB4 = false;
for (int i = 0; i < replies.length - 3; i++) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_GRAPHICS) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_SEGMENT) {
hasB0 = true;
}
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_GCOLOR) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_GRCOLOR) {
hasB4 = true;
}
}
@@ -76,17 +78,17 @@ public class QueryReplyBuilderTest {
@Test
public void testBuildAllQueryRepliesWithBoth() {
qrBuilder.setGraphicsMode(GraphicsMode.BOTH);
byte[] replies = qrBuilder.buildAllQueryReplies(80, 43, 80 * 43);
byte[] replies = qrBuilder.buildCompleteQueryReplies(80, 43, 80 * 43);
assertNotNull(replies);
// Vector Graphics (0xB0) must be present and Charsets must have LoadPS (0x0A)
boolean hasB0 = false;
boolean hasCharsetsWithLoadPs = false;
for (int i = 0; i < replies.length - 3; i++) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_GRAPHICS) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_SEGMENT) {
hasB0 = true;
}
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_CHARSETS) {
if ((replies[i] & 0xFF) == 0x81 && (completeReplyIsCharsets(replies, i))) {
if (i + 6 < replies.length && (replies[i + 6] & 0xFF) == 0x0A) {
hasCharsetsWithLoadPs = true;
}
@@ -96,17 +98,21 @@ public class QueryReplyBuilderTest {
assertTrue(hasCharsetsWithLoadPs);
}
private boolean completeReplyIsCharsets(byte[] replies, int i) {
return (replies[i + 1] & 0xFF) == QR_CHARSETS;
}
@Test
public void testBuildAllQueryRepliesWithProgrammedSymbols() {
qrBuilder.setGraphicsMode(GraphicsMode.PROGRAMMED_SYMBOLS);
byte[] replies = qrBuilder.buildAllQueryReplies(80, 43, 80 * 43);
byte[] replies = qrBuilder.buildCompleteQueryReplies(80, 43, 80 * 43);
assertNotNull(replies);
// Charsets with LoadPS (0x0A) must be present, and QR_GRAPHICS must NOT be present
// Charsets with LoadPS (0x0A) must be present, and QR_SEGMENT must NOT be present
boolean hasB0 = false;
boolean hasCharsetsWithLoadPs = false;
for (int i = 0; i < replies.length - 3; i++) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_GRAPHICS) {
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_SEGMENT) {
hasB0 = true;
}
if ((replies[i] & 0xFF) == 0x81 && (replies[i + 1] & 0xFF) == QR_CHARSETS) {
@@ -240,7 +246,7 @@ public class QueryReplyBuilderTest {
@Test
public void testQueryReplyImageAndRpqNames() {
qrBuilder.setGraphicsMode(GraphicsMode.BOTH);
byte[] requested = new byte[] { (byte) QR_IMAGE, (byte) QR_RPQNAMES, (byte) QR_GIMAGE };
byte[] requested = new byte[] { (byte) QR_IMAGE, (byte) QR_TRANSPARENCY, (byte) QR_PROCEDURE };
byte[] replies = qrBuilder.buildQueryReplies(requested, 80, 43, 80 * 43);
assertNotNull(replies);
@@ -251,15 +257,56 @@ public class QueryReplyBuilderTest {
assertEquals(0x81, replies[3] & 0xFF); // SFID_QREPLY
assertEquals(QR_NULL, replies[4] & 0xFF); // 0xFF
// Second SF should be QR_RPQNAMES (0xA1) matching requested code
// Second SF should be QR_TRANSPARENCY (0xA8) matching requested code
int pos2 = 1 + len1;
int len2 = ((replies[pos2] & 0xFF) << 8) | (replies[pos2 + 1] & 0xFF);
assertEquals(0x81, replies[pos2 + 2] & 0xFF);
assertEquals(QR_RPQNAMES, replies[pos2 + 3] & 0xFF); // 0xA1
assertEquals(QR_TRANSPARENCY, replies[pos2 + 3] & 0xFF); // 0xA8
// Third SF should be QR_GIMAGE (0xB1)
// Third SF should be QR_PROCEDURE (0xB1)
int pos3 = pos2 + len2;
assertEquals(0x81, replies[pos3 + 2] & 0xFF);
assertEquals(QR_GIMAGE, replies[pos3 + 3] & 0xFF); // 0xB1
assertEquals(QR_PROCEDURE, replies[pos3 + 3] & 0xFF); // 0xB1
}
@Test
public void testUsableAreaMetricsMatchHOD() {
qrBuilder.setGraphicsMode(GraphicsMode.VECTOR_GRAPHICS);
byte[] requested = new byte[] { (byte) QR_USABLE_AREA };
byte[] replies = qrBuilder.buildQueryReplies(requested, 80, 43, 80 * 43);
assertNotNull(replies);
assertEquals((byte) AID_SF, replies[0]);
// Length (2 bytes), SFID (0x81), QR_USABLE_AREA (0x81)
assertEquals(23, ((replies[1] & 0xFF) << 8) | (replies[2] & 0xFF));
assertEquals(0x81, replies[3] & 0xFF);
assertEquals(QR_USABLE_AREA, replies[4] & 0xFF);
// Flags: 12/14 bit addressing (0x01), 0x00
assertEquals(0x01, replies[5] & 0xFF);
assertEquals(0x00, replies[6] & 0xFF);
// Usable width and height: 80, 43
assertEquals(80, ((replies[7] & 0xFF) << 8) | (replies[8] & 0xFF));
assertEquals(43, ((replies[9] & 0xFF) << 8) | (replies[10] & 0xFF));
// Units: 0x00 (Inches, matching IBM Host On-Demand QR_USEAREA_STRING)
assertEquals(0x00, replies[11] & 0xFF);
// Xr (4 bytes): 0x00020089 (matching HOD)
int xr = ((replies[12] & 0xFF) << 24) | ((replies[13] & 0xFF) << 16) | ((replies[14] & 0xFF) << 8) | (replies[15] & 0xFF);
assertEquals(0x00020089, xr);
// Yr (4 bytes): 0x00020085 (matching HOD)
int yr = ((replies[16] & 0xFF) << 24) | ((replies[17] & 0xFF) << 16) | ((replies[18] & 0xFF) << 8) | (replies[19] & 0xFF);
assertEquals(0x00020085, yr);
// AW and AH: 9 and 16
assertEquals(9, replies[20] & 0xFF);
assertEquals(16, replies[21] & 0xFF);
// Buffer size: 80 * 43 = 3440
assertEquals(80 * 43, ((replies[22] & 0xFF) << 8) | (replies[23] & 0xFF));
}
}
lib3270j/src/test/java/haus/nightmare/lib3270j/datastream/QueryReplyPhase2Test.java
+271
View File
@@ -0,0 +1,271 @@
package haus.nightmare.lib3270j.datastream;
import org.junit.jupiter.api.Test;
import java.io.ByteArrayOutputStream;
import java.util.ArrayList;
import java.util.List;
import haus.nightmare.lib3270j.TerminalModel;
import haus.nightmare.lib3270j.charset.EbcdicTranslator;
import haus.nightmare.lib3270j.graphics.GraphicsMode;
import haus.nightmare.lib3270j.screen.ScreenBuffer;
import static org.junit.jupiter.api.Assertions.*;
import static haus.nightmare.lib3270j.protocol.DS3270Constants.*;
public class QueryReplyPhase2Test {
private final EbcdicTranslator translator = new EbcdicTranslator();
private final ScreenBuffer screen = new ScreenBuffer(TerminalModel.IBM_3279_4, translator);
private final QueryReplyBuilder qrBuilder = new QueryReplyBuilder(screen);
/**
* Helper to parse structured fields out of a query reply stream.
*/
private static class ParsedSF {
int length;
int sfid;
int qcode;
byte[] payload;
ParsedSF(int length, int sfid, int qcode, byte[] payload) {
this.length = length;
this.sfid = sfid;
this.qcode = qcode;
this.payload = payload;
}
}
private List<ParsedSF> parseQueryReplies(byte[] data) {
List<ParsedSF> list = new ArrayList<>();
assertNotNull(data);
assertTrue(data.length > 0);
assertEquals((byte) AID_SF, data[0]);
int pos = 1;
while (pos < data.length) {
int len = ((data[pos] & 0xFF) << 8) | (data[pos + 1] & 0xFF);
assertTrue(len >= 4, "Structured field length must be >= 4 at pos " + pos);
int sfid = data[pos + 2] & 0xFF;
int qcode = data[pos + 3] & 0xFF;
byte[] payload = new byte[len - 4];
System.arraycopy(data, pos + 4, payload, 0, payload.length);
list.add(new ParsedSF(len, sfid, qcode, payload));
pos += len;
}
assertEquals(data.length, pos, "All bytes in query reply must be accounted for");
return list;
}
@Test
public void testQCodeConstantsValuesMatchHod() {
assertEquals(0x80, QR_SUMMARY);
assertEquals(0x81, QR_USABLE_AREA);
assertEquals(0x84, QR_ALPHA_PART);
assertEquals(0x85, QR_CHARSETS);
assertEquals(0x86, QR_COLOR);
assertEquals(0x87, QR_HIGHLIGHTING);
assertEquals(0x88, QR_REPLY_MODES);
assertEquals(0x8C, QR_OUTLINING);
assertEquals(0x91, QR_DBCS_ASIA);
assertEquals(0x95, QR_DDM);
assertEquals(0x99, QR_AUXDA);
assertEquals(0xA6, QR_IMP_PART);
assertEquals(0xA8, QR_TRANSPARENCY);
assertEquals(0xB0, QR_SEGMENT);
assertEquals(0xB1, QR_PROCEDURE);
assertEquals(0xB2, QR_LINETYPE);
assertEquals(0xB3, QR_PORT);
assertEquals(0xB4, QR_GRCOLOR);
assertEquals(0xB6, QR_GRSYMBOLSET);
assertEquals(0xFF, QR_NULL);
}
@Test
public void testBaseGenericQueryReplySizeAndStructure() {
qrBuilder.setGraphicsMode(GraphicsMode.BOTH);
byte[] reply = qrBuilder.buildAllQueryReplies(80, 43, 80 * 43);
assertNotNull(reply);
List<ParsedSF> sfs = parseQueryReplies(reply);
// Base query reply must contain exactly 10 structured fields for SBCS:
// 0x80 (Summary), 0x81 (Usable Area), 0x84 (Alpha Partitions), 0x85 (Character Sets),
// 0x86 (Color), 0x87 (Highlighting), 0x88 (Reply Modes), 0x95 (DDM), 0x99 (AuxDA), 0xA6 (Implicit Part)
assertEquals(10, sfs.size());
assertEquals(QR_SUMMARY, sfs.get(0).qcode);
assertEquals(QR_USABLE_AREA, sfs.get(1).qcode);
assertEquals(QR_ALPHA_PART, sfs.get(2).qcode);
assertEquals(QR_CHARSETS, sfs.get(3).qcode);
assertEquals(QR_COLOR, sfs.get(4).qcode);
assertEquals(QR_HIGHLIGHTING, sfs.get(5).qcode);
assertEquals(QR_REPLY_MODES, sfs.get(6).qcode);
assertEquals(QR_DDM, sfs.get(7).qcode);
assertEquals(QR_AUXDA, sfs.get(8).qcode);
assertEquals(QR_IMP_PART, sfs.get(9).qcode);
// Verify that Vector Graphics SF payloads (0xA8, 0xB0..0xB6) are NOT sent in base reply
for (ParsedSF sf : sfs) {
assertNotEquals(QR_TRANSPARENCY, sf.qcode);
assertNotEquals(QR_SEGMENT, sf.qcode);
assertNotEquals(QR_PROCEDURE, sf.qcode);
assertNotEquals(QR_LINETYPE, sf.qcode);
assertNotEquals(QR_PORT, sf.qcode);
assertNotEquals(QR_GRCOLOR, sf.qcode);
assertNotEquals(QR_GRSYMBOLSET, sf.qcode);
}
// Verify summary structured field advertises full capabilities
byte[] summaryPayload = sfs.get(0).payload;
assertTrue(summaryPayload.length >= 17);
assertEquals(QR_SUMMARY, summaryPayload[0] & 0xFF);
assertEquals(QR_USABLE_AREA, summaryPayload[1] & 0xFF);
}
@Test
public void testTargetedQueryListAdmDrawResponse() {
qrBuilder.setGraphicsMode(GraphicsMode.BOTH);
// ADMDRAW vector graphics startup query list: 0x8C, 0xA8, 0xB0, 0xB1, 0xB2, 0xB3, 0xB4, 0xB6
byte[] requested = new byte[] {
(byte) QR_OUTLINING, // 0x8C
(byte) QR_TRANSPARENCY, // 0xA8
(byte) QR_SEGMENT, // 0xB0
(byte) QR_PROCEDURE, // 0xB1
(byte) QR_LINETYPE, // 0xB2
(byte) QR_PORT, // 0xB3
(byte) QR_GRCOLOR, // 0xB4
(byte) QR_GRSYMBOLSET // 0xB6
};
byte[] replies = qrBuilder.buildQueryReplies(requested, 80, 43, 80 * 43);
List<ParsedSF> sfs = parseQueryReplies(replies);
// 8 requested QCODEs produce 11 SFs because QR_PORT emits 4 OEM format sub-fields
assertEquals(11, sfs.size());
// 1. QR_OUTLINING (0x8C): 10 bytes
assertEquals(QR_OUTLINING, sfs.get(0).qcode);
assertEquals(10, sfs.get(0).length);
assertArrayEquals(new byte[]{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, sfs.get(0).payload);
// 2. QR_TRANSPARENCY (0xA8): 9 bytes
assertEquals(QR_TRANSPARENCY, sfs.get(1).qcode);
assertEquals(9, sfs.get(1).length);
assertArrayEquals(new byte[]{ 0x02, 0x00, (byte) 0xF0, (byte) 0xFF, (byte) 0xFF }, sfs.get(1).payload);
// 3. QR_SEGMENT (0xB0): 11 bytes
assertEquals(QR_SEGMENT, sfs.get(2).qcode);
assertEquals(11, sfs.get(2).length);
assertArrayEquals(new byte[]{ (byte) 0x80, 0x02, 0x00, 0x00, 0x00, (byte) 0xFC, 0x00 }, sfs.get(2).payload);
// 4. QR_PROCEDURE (0xB1): 21 bytes
assertEquals(QR_PROCEDURE, sfs.get(3).qcode);
assertEquals(21, sfs.get(3).length);
assertArrayEquals(new byte[]{
0x00, 0x01, 0x00, 0x00, 0x00, (byte) 0xFC, 0x00, 0x06, 0x40, 0x06, 0x40, 0x06, 0x01,
(byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xF0
}, sfs.get(3).payload);
// 5. QR_LINETYPE (0xB2): 24 bytes
assertEquals(QR_LINETYPE, sfs.get(4).qcode);
assertEquals(24, sfs.get(4).length);
assertArrayEquals(new byte[]{
0x00, 0x09, 0x00, 0x07, 0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, 0x04,
0x05, 0x05, 0x06, 0x06, 0x07, 0x07, 0x08, 0x08
}, sfs.get(4).payload);
// 6-9. QR_PORT (0xB3): 4 subfields (17, 15, 17, 15 bytes)
assertEquals(QR_PORT, sfs.get(5).qcode);
assertEquals(17, sfs.get(5).length);
assertEquals(QR_PORT, sfs.get(6).qcode);
assertEquals(15, sfs.get(6).length);
assertEquals(QR_PORT, sfs.get(7).qcode);
assertEquals(17, sfs.get(7).length);
assertEquals(QR_PORT, sfs.get(8).qcode);
assertEquals(15, sfs.get(8).length);
// 10. QR_GRCOLOR (0xB4): 109 bytes
assertEquals(QR_GRCOLOR, sfs.get(9).qcode);
assertEquals(109, sfs.get(9).length);
// 11. QR_GRSYMBOLSET (0xB6): 33 bytes
assertEquals(QR_GRSYMBOLSET, sfs.get(10).qcode);
assertEquals(33, sfs.get(10).length);
}
@Test
public void testUnsupportedQCodesEmitQrNull() {
qrBuilder.setGraphicsMode(GraphicsMode.BOTH);
byte[] requested = new byte[] { (byte) 0x12, (byte) 0x7E, (byte) 0xEE };
byte[] replies = qrBuilder.buildQueryReplies(requested, 80, 43, 80 * 43);
List<ParsedSF> sfs = parseQueryReplies(replies);
assertEquals(3, sfs.size());
for (ParsedSF sf : sfs) {
assertEquals(QR_NULL, sf.qcode);
assertEquals(4, sf.length);
assertEquals(0, sf.payload.length);
}
}
@Test
public void testDynamicCellDimensions() {
// In Vector Graphics mode, SDH must be 16 (0x10) for 3179G
qrBuilder.setGraphicsMode(GraphicsMode.VECTOR_GRAPHICS);
assertEquals(9, qrBuilder.getCharWidth());
assertEquals(16, qrBuilder.getCharHeight());
// In Text-only mode (GraphicsMode.NONE), SDH must be 12 (0x0C) for 3279-2
qrBuilder.setGraphicsMode(GraphicsMode.NONE);
assertEquals(9, qrBuilder.getCharWidth());
assertEquals(12, qrBuilder.getCharHeight());
}
@Test
public void testDataStreamProcessorQueryListDispatch() {
ByteArrayOutputStream captured = new ByteArrayOutputStream();
DataStreamProcessor processor = new DataStreamProcessor(screen, translator);
processor.setOutputSender(data -> {
try {
captured.write(data);
} catch (Exception e) {
fail(e);
}
});
// Test SF_RP_QUERY (0x02): generic query -> base query reply
byte[] genericQuery = new byte[] {
(byte) CMD_WSF,
0x00, 0x05, // Length = 5
(byte) SF_READ_PART, 0x00, // Partition = 0
(byte) SF_RP_QUERY // Type = 0x02
};
captured.reset();
processor.processRecord(genericQuery, 0, genericQuery.length, false);
byte[] sent = captured.toByteArray();
assertTrue(sent.length > 0);
assertEquals((byte) AID_SF, sent[0]);
List<ParsedSF> sfs = parseQueryReplies(sent);
assertEquals(10, sfs.size());
// Test SF_RP_QLIST (0x03) with SF_RPQ_LIST (0x00) and codes 0xB0, 0xB4
byte[] queryList = new byte[] {
(byte) CMD_WSF,
0x00, 0x08, // Length = 8
(byte) SF_READ_PART, 0x00,
(byte) SF_RP_QLIST,
(byte) SF_RPQ_LIST, // 0x00
(byte) QR_SEGMENT, // 0xB0
(byte) QR_GRCOLOR // 0xB4
};
captured.reset();
processor.processRecord(queryList, 0, queryList.length, false);
sent = captured.toByteArray();
assertTrue(sent.length > 0);
List<ParsedSF> listSfs = parseQueryReplies(sent);
assertEquals(2, listSfs.size());
assertEquals(QR_SEGMENT, listSfs.get(0).qcode);
assertEquals(QR_GRCOLOR, listSfs.get(1).qcode);
}
}
lib3270j/src/test/java/haus/nightmare/lib3270j/input/Phase3InteractiveSelectionTest.java
+272
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@@ -0,0 +1,272 @@
package haus.nightmare.lib3270j.input;
import haus.nightmare.lib3270j.TerminalModel;
import haus.nightmare.lib3270j.charset.EbcdicTranslator;
import haus.nightmare.lib3270j.graphics.GddmCoordinateTransform;
import haus.nightmare.lib3270j.graphics.GocaDecoder;
import haus.nightmare.lib3270j.graphics.GraphicsPlane;
import haus.nightmare.lib3270j.protocol.DS3270Constants;
import haus.nightmare.lib3270j.screen.ScreenBuffer;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.awt.Point;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
import static haus.nightmare.lib3270j.protocol.DS3270Constants.*;
import static org.junit.jupiter.api.Assertions.*;
/**
* Verification test suite for Phase 3: Interactive Selection, Cursor Addressing & ADMDRAW Alignment.
*/
public class Phase3InteractiveSelectionTest {
private ScreenBuffer screen;
private EbcdicTranslator translator;
@BeforeEach
public void setUp() {
translator = new EbcdicTranslator();
screen = new ScreenBuffer(TerminalModel.IBM_3279_2, translator);
}
@Test
public void testScreenBufferSetCursorPosition() {
screen.setCursorPosition(5, 12);
assertEquals(5, screen.getCursorRow());
assertEquals(12, screen.getCursorCol());
assertEquals(5 * 80 + 12, screen.getCursorAddress());
// Test clamping
screen.setCursorPosition(-2, -5);
assertEquals(0, screen.getCursorRow());
assertEquals(0, screen.getCursorCol());
assertEquals(0, screen.getCursorAddress());
screen.setCursorPosition(100, 200);
assertEquals(23, screen.getCursorRow());
assertEquals(79, screen.getCursorCol());
assertEquals(23 * 80 + 79, screen.getCursorAddress());
}
@Test
public void testImmediateLightPenSelectionSpaceDesignator() {
// Unprotected selectable field at pos 0 with space designator (0x40)
screen.erase(false);
screen.setCellFA(0, (byte) (FA_PRINTABLE | FA_INT_NORM_SEL));
screen.getCell(1).ec = 0x40; // ' '
screen.getCell(1).ucs4 = ' ';
screen.getCell(2).ec = (byte) 0xC1; // 'A'
screen.getCell(2).ucs4 = 'A';
screen.setCellFA(10, (byte) (FA_PRINTABLE | FA_PROTECT));
AtomicReference<byte[]> sentData = new AtomicReference<>();
InputProcessor input = new InputProcessor(screen, translator, null) {
@Override
protected void sendAidResponse(byte[] data) {
sentData.set(data);
}
};
// Click at address 5 inside the field
boolean handled = input.lightPenSelect(5);
assertTrue(handled);
assertEquals(5, screen.getCursorAddress(), "Cursor should be positioned at clicked address");
assertTrue(faIsModified(screen.getCell(0).fa & 0xFF), "MDT should be set");
byte[] sent = sentData.get();
assertNotNull(sent);
assertEquals((byte) AID_SELECT, sent[0], "Immediate space designator must send AID_SELECT (0x7E)");
// Format: AID(1) + CursorAddr(2) + SBA(1) + DesignatorAddr(2) = 6 bytes (NO text content!)
assertEquals(6, sent.length, "AID_SELECT must NOT include field text content");
assertEquals((byte) ORDER_SBA, sent[3]);
}
@Test
public void testImmediateLightPenSelectionNullDesignator() {
// Unprotected selectable field at pos 0 with null designator (0x00)
screen.erase(false);
screen.setCellFA(0, (byte) (FA_PRINTABLE | FA_INT_NORM_SEL));
screen.getCell(1).ec = 0x00; // null
screen.getCell(1).ucs4 = 0;
screen.setCellFA(10, (byte) (FA_PRINTABLE | FA_PROTECT));
AtomicReference<byte[]> sentData = new AtomicReference<>();
InputProcessor input = new InputProcessor(screen, translator, null) {
@Override
protected void sendAidResponse(byte[] data) {
sentData.set(data);
}
};
boolean handled = input.lightPenSelect(2);
assertTrue(handled);
assertEquals(2, screen.getCursorAddress());
assertTrue(faIsModified(screen.getCell(0).fa & 0xFF));
byte[] sent = sentData.get();
assertNotNull(sent);
assertEquals((byte) AID_SELECT, sent[0]);
}
@Test
public void testImmediateEnterLightPenSelectionAmpersandDesignator() {
// Selectable field at pos 0 with '&' designator (0x50)
screen.erase(false);
screen.setCellFA(0, (byte) (FA_PRINTABLE | FA_INT_NORM_SEL));
screen.getCell(1).ec = 0x50; // '&'
screen.getCell(1).ucs4 = '&';
screen.getCell(2).ec = (byte) 0xC1; // 'A'
screen.getCell(2).ucs4 = 'A';
screen.setCellFA(10, (byte) (FA_PRINTABLE | FA_PROTECT));
AtomicReference<byte[]> sentData = new AtomicReference<>();
InputProcessor input = new InputProcessor(screen, translator, null) {
@Override
protected void sendAidResponse(byte[] data) {
sentData.set(data);
}
};
boolean handled = input.lightPenSelect(1);
assertTrue(handled);
assertEquals(1, screen.getCursorAddress());
assertTrue(faIsModified(screen.getCell(0).fa & 0xFF));
byte[] sent = sentData.get();
assertNotNull(sent);
assertEquals((byte) AID_ENTER, sent[0], "Immediate '&' designator must send AID_ENTER (0x7D)");
}
@Test
public void testDeferredLightPenSelectionToggle() {
// Protected selectable field at pos 0 with '?' designator (0x6F)
screen.erase(false);
screen.setCellFA(0, (byte) (FA_PRINTABLE | FA_PROTECT | FA_INT_NORM_SEL));
screen.getCell(1).ec = 0x6F; // '?'
screen.getCell(1).ucs4 = '?';
screen.getCell(2).ec = (byte) 0xC3; // 'C'
screen.getCell(2).ucs4 = 'C';
screen.setCellFA(10, (byte) (FA_PRINTABLE | FA_PROTECT));
AtomicReference<byte[]> sentData = new AtomicReference<>();
InputProcessor input = new InputProcessor(screen, translator, null) {
@Override
protected void sendAidResponse(byte[] data) {
sentData.set(data);
}
};
// First click: toggle '?' -> '>' and set MDT (no transmission)
boolean handled = input.lightPenSelect(1);
assertTrue(handled);
assertEquals((byte) 0x6E, screen.getCell(1).ec, "Designator must change to '>' (0x6E)");
assertEquals('>', (char) screen.getCell(1).ucs4);
assertTrue(faIsModified(screen.getCell(0).fa & 0xFF), "MDT must be set");
assertNull(sentData.get(), "Deferred selection must NOT transmit immediately");
// Now user presses Enter: transmits AID_ENTER with '>' and modified field
input.sendAid(AID_ENTER);
byte[] sent = sentData.get();
assertNotNull(sent);
assertEquals((byte) AID_ENTER, sent[0]);
assertEquals((byte) ORDER_SBA, sent[3]);
assertEquals((byte) 0x6E, sent[6], "Sent field content must contain '>' (0x6E)");
assertEquals((byte) 0xC3, sent[7], "Sent field content must contain 'C'");
sentData.set(null);
// Second click: toggle '>' -> '?' and clear MDT
handled = input.lightPenSelect(1);
assertTrue(handled);
assertEquals((byte) 0x6F, screen.getCell(1).ec, "Designator must change back to '?' (0x6F)");
assertEquals('?', (char) screen.getCell(1).ucs4);
assertFalse(faIsModified(screen.getCell(0).fa & 0xFF), "MDT must be cleared");
assertNull(sentData.get(), "Deferred deselection must NOT transmit immediately");
}
@Test
public void testSendGraphicMouseAidCoordinatesAndCursorSynchronization() {
screen.erase(false);
screen.setCellFA(0, (byte) (FA_PRINTABLE | FA_MODIFY));
screen.getCell(1).ec = (byte) 0xD6; // 'O'
screen.getCell(2).ec = (byte) 0xD2; // 'K'
screen.setCellFA(10, (byte) (FA_PRINTABLE | FA_PROTECT));
// Click at row 3, col 15 -> address = 3 * 80 + 15 = 255
screen.setCursorPosition(3, 15);
GraphicsPlane plane = new GraphicsPlane(720, 384);
plane.setScreenDimensions(80, 24);
GocaDecoder goca = new GocaDecoder(plane);
goca.setGraphicsCursorActive(true);
goca.setGraphicCursorPosition(200, 100);
AtomicReference<byte[]> sentData = new AtomicReference<>();
InputProcessor input = new InputProcessor(screen, translator, null) {
@Override
protected void sendAidResponse(byte[] data) {
sentData.set(data);
}
};
input.setGocaDecoder(goca);
input.sendGraphicMouseAid(AID_ENTER, 1, false, false);
byte[] sent = sentData.get();
assertNotNull(sent);
// AID_SF (0x88) + 56 SF bytes + AID_ENTER (0x7D) + 2 cursor bytes + SBA + ...
assertEquals((byte) AID_SF, sent[0]);
assertEquals(0x00, sent[1]);
assertEquals(0x34, sent[2]); // 52-byte SF length mask
// Coordinate verification in SF
int gx = (sent[25] << 8) | (sent[26] & 0xFF);
int gy = (sent[27] << 8) | (sent[28] & 0xFF);
assertEquals(200, (short) gx);
assertEquals(100, (short) gy);
// Trailing AID and cursor SBA at index 57-59
assertEquals((byte) AID_ENTER, sent[57]);
byte[] expectedCursor = encodeAddress(3 * 80 + 15, 24, 80);
assertEquals(expectedCursor[0], sent[58], "Trailing cursor address byte 0 must match clicked row/col");
assertEquals(expectedCursor[1], sent[59], "Trailing cursor address byte 1 must match clicked row/col");
}
@Test
public void testGddmCoordinateTransformModel2AndModel4() {
// Model 2 (80x24)
GddmCoordinateTransform t2 = new GddmCoordinateTransform(80, 24, 9, 16);
assertEquals(720, t2.getTotalWidth());
assertEquals(384, t2.getTotalHeight());
assertEquals(360, t2.getXMax());
assertEquals(191, t2.getYMax());
// Row 0 click (y in [0..15] out of 384)
Point gocaTop = t2.screenPixelToGoca(0, 0, 0, 0, 9, 16);
assertEquals(-360, gocaTop.x);
assertEquals(191, gocaTop.y, "Top row in Model 2 must start at gy = 191");
// Model 4 (80x43)
GddmCoordinateTransform t4 = new GddmCoordinateTransform(80, 43, 9, 16);
assertEquals(720, t4.getTotalWidth());
assertEquals(688, t4.getTotalHeight());
assertEquals(360, t4.getXMax());
assertEquals(343, t4.getYMax());
Point gocaTop4 = t4.screenPixelToGoca(0, 0, 0, 0, 9, 16);
assertEquals(-360, gocaTop4.x);
assertEquals(343, gocaTop4.y, "Top row in Model 4 must start at gy = 343");
// Center roundtrip
Point centerBase = t4.gocaToBase(0, 0);
assertEquals(360, centerBase.x);
assertEquals(343, centerBase.y);
Point centerGoca = t4.baseToGoca(centerBase.x, centerBase.y);
assertEquals(0, centerGoca.x);
assertEquals(0, centerGoca.y);
}
}
lib3270j/src/test/java/haus/nightmare/lib3270j/telnet/TelnetFSMPhase1Test.java
+347
View File
@@ -0,0 +1,347 @@
package haus.nightmare.lib3270j.telnet;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import haus.nightmare.lib3270j.ConnectionConfig;
import haus.nightmare.lib3270j.ConnectionState;
import haus.nightmare.lib3270j.TerminalModel;
import haus.nightmare.lib3270j.charset.EbcdicTranslator;
import haus.nightmare.lib3270j.datastream.DataStreamProcessor;
import haus.nightmare.lib3270j.input.InputProcessor;
import haus.nightmare.lib3270j.protocol.DS3270Constants;
import haus.nightmare.lib3270j.protocol.TelnetConstants;
import haus.nightmare.lib3270j.protocol.TN3270EConstants;
import haus.nightmare.lib3270j.screen.ScreenBuffer;
import java.io.ByteArrayOutputStream;
import java.util.ArrayList;
import java.util.List;
import static org.junit.jupiter.api.Assertions.*;
import static haus.nightmare.lib3270j.protocol.TelnetConstants.*;
import static haus.nightmare.lib3270j.protocol.TN3270EConstants.*;
public class TelnetFSMPhase1Test {
private ConnectionConfig config;
private ScreenBuffer screenBuffer;
private DataStreamProcessor dsProcessor;
private InputProcessor inputProcessor;
private TelnetFSM fsm;
private MockConnection connection;
private EbcdicTranslator translator;
private static class MockConnection extends TelnetConnection {
final List<byte[]> sentData = new ArrayList<>();
MockConnection(ConnectionConfig config, TelnetFSM fsm) {
super(config, fsm);
}
@Override
public synchronized void sendRaw(byte[] data) {
sentData.add(data.clone());
}
@Override
public synchronized void sendRaw(byte[] data, int offset, int length) {
byte[] b = new byte[length];
System.arraycopy(data, offset, b, 0, length);
sentData.add(b);
}
}
@BeforeEach
public void setup() {
translator = new EbcdicTranslator();
config = new ConnectionConfig("localhost", 23, TerminalModel.IBM_3279_4);
screenBuffer = new ScreenBuffer(TerminalModel.IBM_3279_4, translator);
dsProcessor = new DataStreamProcessor(screenBuffer, translator);
fsm = new TelnetFSM(config, screenBuffer, dsProcessor);
inputProcessor = new InputProcessor(screenBuffer, translator, fsm);
dsProcessor.setInputProcessor(inputProcessor);
connection = new MockConnection(config, fsm);
fsm.setConnection(connection);
}
private void feedBytes(int... bytes) {
for (int b : bytes) {
fsm.feedByte(b & 0xFF);
}
}
@Test
public void testTn3270eSequencingWaitsForSendDeviceType() {
config.setTn3270eEnabled(true);
fsm.onConnected();
connection.sentData.clear();
// 1. Server sends DO TN3270E
feedBytes(IAC, DO, TELOPT_TN3270E);
// Client must reply IAC WILL TN3270E only, and MUST NOT emit unsolicited DEVICE-TYPE REQUEST
assertEquals(1, connection.sentData.size(), "Only WILL TN3270E should be sent initially");
byte[] willPkt = connection.sentData.get(0);
assertArrayEquals(new byte[] { (byte) IAC, (byte) WILL, (byte) TELOPT_TN3270E }, willPkt);
connection.sentData.clear();
// 2. Server sends IAC SB TN3270E SEND DEVICE-TYPE IAC SE
feedBytes(IAC, SB, TELOPT_TN3270E, OP_SEND, OP_DEVICE_TYPE, IAC, SE);
// Client must now send IAC SB TN3270E DEVICE-TYPE REQUEST <type> IAC SE
assertEquals(1, connection.sentData.size(), "Client should send DEVICE-TYPE REQUEST after SEND command");
byte[] reqPkt = connection.sentData.get(0);
assertTrue((reqPkt[0] & 0xFF) == IAC && (reqPkt[1] & 0xFF) == SB && (reqPkt[2] & 0xFF) == TELOPT_TN3270E);
assertEquals(OP_DEVICE_TYPE, reqPkt[3] & 0xFF);
assertEquals(OP_REQUEST, reqPkt[4] & 0xFF);
String devType = new String(reqPkt, 5, reqPkt.length - 7);
assertEquals("IBM-3279-4-E", devType);
}
@Test
public void testTn3270eResponseSignalingAlwaysResponse() {
config.setTn3270eEnabled(true);
fsm.onConnected();
// Negotiate TN3270E
feedBytes(IAC, DO, TELOPT_TN3270E);
feedBytes(IAC, SB, TELOPT_TN3270E, OP_SEND, OP_DEVICE_TYPE, IAC, SE);
byte[] devTypeIs = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
0x02, 0x04, 'I', 'B', 'M', '-', '3', '2', '7', '9', '-', '4', '-', 'E',
(byte) IAC, (byte) SE
};
for (byte b : devTypeIs) fsm.feedByte(b & 0xFF);
// Functions: RESPONSES + BIND-IMAGE
byte[] funcsReq = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
(byte) OP_FUNCTIONS, (byte) OP_REQUEST,
(byte) FUNC_BIND_IMAGE, (byte) FUNC_RESPONSES,
(byte) IAC, (byte) SE
};
for (byte b : funcsReq) fsm.feedByte(b & 0xFF);
connection.sentData.clear();
// Send 3270 data record with ALWAYS_RESPONSE (0x02) and seq = 0x0042
int seq = 0x0042;
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bos.write(DT_3270_DATA); // byte 0: data type
bos.write(0x00); // byte 1: request flag
bos.write(RSF_ALWAYS_RESPONSE);// byte 2: response flag (0x02)
bos.write((seq >> 8) & 0xFF); // byte 3: seq hi
bos.write(seq & 0xFF); // byte 4: seq lo
bos.write(0xF5); // EraseWrite
bos.write(0xC3); // WCC
bos.write(0x11); bos.write(0x40); bos.write(0x40); // SBA 0
bos.write(translator.unicodeToEbcdic('A'));
bos.write(IAC);
bos.write(EOR);
for (byte b : bos.toByteArray()) fsm.feedByte(b & 0xFF);
// Client must emit positive response: DT_RESPONSE (0x02), 0x00, RSF_POSITIVE_RESPONSE (0x00), seq, POS_DEVICE_END (0x00), IAC, EOR
boolean foundPositiveResponse = false;
for (byte[] pkt : connection.sentData) {
if (pkt.length >= 8 &&
(pkt[0] & 0xFF) == DT_RESPONSE &&
(pkt[2] & 0xFF) == RSF_POSITIVE_RESPONSE &&
((((pkt[3] & 0xFF) << 8) | (pkt[4] & 0xFF)) == seq) &&
(pkt[5] & 0xFF) == POS_DEVICE_END &&
(pkt[6] & 0xFF) == IAC &&
(pkt[7] & 0xFF) == EOR) {
foundPositiveResponse = true;
}
}
assertTrue(foundPositiveResponse, "Expected positive response with matching sequence number for RSF_ALWAYS_RESPONSE");
}
@Test
public void testTn3270eResponseSignalingNoResponse() {
config.setTn3270eEnabled(true);
fsm.onConnected();
feedBytes(IAC, DO, TELOPT_TN3270E);
feedBytes(IAC, SB, TELOPT_TN3270E, OP_SEND, OP_DEVICE_TYPE, IAC, SE);
byte[] devTypeIs = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
0x02, 0x04, 'I', 'B', 'M', '-', '3', '2', '7', '9', '-', '4', '-', 'E',
(byte) IAC, (byte) SE
};
for (byte b : devTypeIs) fsm.feedByte(b & 0xFF);
byte[] funcsReq = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
(byte) OP_FUNCTIONS, (byte) OP_REQUEST,
(byte) FUNC_BIND_IMAGE, (byte) FUNC_RESPONSES,
(byte) IAC, (byte) SE
};
for (byte b : funcsReq) fsm.feedByte(b & 0xFF);
connection.sentData.clear();
// Send 3270 data record with NO_RESPONSE (0x00)
int seq = 0x0099;
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bos.write(DT_3270_DATA);
bos.write(0x00);
bos.write(RSF_NO_RESPONSE); // 0x00
bos.write((seq >> 8) & 0xFF);
bos.write(seq & 0xFF);
bos.write(0xF5);
bos.write(0xC3);
bos.write(IAC);
bos.write(EOR);
for (byte b : bos.toByteArray()) fsm.feedByte(b & 0xFF);
// No response packets should be sent
assertEquals(0, connection.sentData.size(), "No response should be generated when RSF_NO_RESPONSE (0x00)");
}
@Test
public void testSysReqOutOfBandRoutingAndToggle() {
config.setTn3270eEnabled(true);
fsm.onConnected();
// Complete TN3270E negotiation
feedBytes(IAC, DO, TELOPT_TN3270E);
feedBytes(IAC, SB, TELOPT_TN3270E, OP_SEND, OP_DEVICE_TYPE, IAC, SE);
byte[] devTypeIs = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
0x02, 0x04, 'I', 'B', 'M', '-', '3', '2', '7', '9', '-', '4', '-', 'E',
(byte) IAC, (byte) SE
};
for (byte b : devTypeIs) fsm.feedByte(b & 0xFF);
byte[] funcsReq = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
(byte) OP_FUNCTIONS, (byte) OP_REQUEST,
(byte) FUNC_BIND_IMAGE, (byte) FUNC_RESPONSES, (byte) FUNC_SYSREQ,
(byte) IAC, (byte) SE
};
for (byte b : funcsReq) fsm.feedByte(b & 0xFF);
// Send BIND image to bind session
byte[] bindPacket = new byte[EH_SIZE + 35];
bindPacket[0] = DT_BIND_IMAGE;
bindPacket[1] = 0; bindPacket[2] = 0; bindPacket[3] = 0; bindPacket[4] = 1;
bindPacket[EH_SIZE + 24] = 0x02; // Model 2 (24x80)
ByteArrayOutputStream bStream = new ByteArrayOutputStream();
bStream.write(bindPacket, 0, bindPacket.length);
bStream.write(IAC);
bStream.write(EOR);
for (byte b : bStream.toByteArray()) fsm.feedByte(b & 0xFF);
assertEquals(ConnectionState.CONNECTED_TN3270E, fsm.getConnectionState());
assertTrue(fsm.isTn3270eBound());
connection.sentData.clear();
// Lock keyboard as if host app is waiting
inputProcessor.setKeyboardLocked(true);
assertTrue(inputProcessor.isKeyboardLocked());
// 1. User presses SYSREQ key (AID 0xF0)
inputProcessor.sendAid(DS3270Constants.AID_SYSREQ);
// Keyboard should now be unlocked and IAC AO (0xFF 0xF5) sent out-of-band
assertFalse(inputProcessor.isKeyboardLocked(), "Keyboard should be unlocked on SYSREQ");
boolean foundIacAo = false;
for (byte[] pkt : connection.sentData) {
if (pkt.length == 2 && (pkt[0] & 0xFF) == IAC && (pkt[1] & 0xFF) == AO) {
foundIacAo = true;
}
}
assertTrue(foundIacAo, "Expected raw IAC AO out-of-band telnet command");
assertEquals(ConnectionState.CONNECTED_SSCP, fsm.getConnectionState(), "Session should switch to CONNECTED_SSCP");
connection.sentData.clear();
// 2. User types in SSCP-LU mode (e.g. "LOGOFF") and presses Enter
inputProcessor.typeCharacter('L');
inputProcessor.typeCharacter('O');
inputProcessor.typeCharacter('G');
inputProcessor.typeCharacter('O');
inputProcessor.typeCharacter('F');
inputProcessor.typeCharacter('F');
inputProcessor.sendAid(DS3270Constants.AID_ENTER);
// Verify sent record has header DT_SSCP_LU_DATA (0x07)
assertEquals(1, connection.sentData.size(), "SSCP-LU input should produce one record");
byte[] sscpPkt = connection.sentData.get(0);
assertEquals(DT_SSCP_LU_DATA, sscpPkt[0] & 0xFF, "Data type should be DT_SSCP_LU_DATA (0x07)");
assertEquals(translator.unicodeToEbcdic('L'), sscpPkt[5] & 0xFF);
assertEquals(translator.unicodeToEbcdic('O'), sscpPkt[6] & 0xFF);
connection.sentData.clear();
// 3. Host sends inbound SSCP-LU unformatted prompt
ByteArrayOutputStream ussPrompt = new ByteArrayOutputStream();
ussPrompt.write(DT_SSCP_LU_DATA);
ussPrompt.write(0); ussPrompt.write(0); ussPrompt.write(0); ussPrompt.write(2);
ussPrompt.write(translator.unicodeToEbcdic('U'));
ussPrompt.write(translator.unicodeToEbcdic('S'));
ussPrompt.write(translator.unicodeToEbcdic('S'));
ussPrompt.write(IAC);
ussPrompt.write(EOR);
for (byte b : ussPrompt.toByteArray()) fsm.feedByte(b & 0xFF);
assertEquals('U', translator.ebcdicToUnicode(screenBuffer.getCellEC(80)));
assertEquals('S', translator.ebcdicToUnicode(screenBuffer.getCellEC(81)));
assertEquals('S', translator.ebcdicToUnicode(screenBuffer.getCellEC(82)));
// 4. User presses SYSREQ again to toggle back to 3270 session
inputProcessor.sendAid(DS3270Constants.AID_SYSREQ);
assertEquals(ConnectionState.CONNECTED_TN3270E, fsm.getConnectionState(), "Second SYSREQ should toggle back to CONNECTED_TN3270E");
}
@Test
public void testTn3270eResponseSignalingErrorResponse() {
config.setTn3270eEnabled(true);
fsm.onConnected();
feedBytes(IAC, DO, TELOPT_TN3270E);
feedBytes(IAC, SB, TELOPT_TN3270E, OP_SEND, OP_DEVICE_TYPE, IAC, SE);
byte[] devTypeIs = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
0x02, 0x04, 'I', 'B', 'M', '-', '3', '2', '7', '9', '-', '4', '-', 'E',
(byte) IAC, (byte) SE
};
for (byte b : devTypeIs) fsm.feedByte(b & 0xFF);
byte[] funcsReq = new byte[]{
(byte) IAC, (byte) SB, (byte) TELOPT_TN3270E,
(byte) OP_FUNCTIONS, (byte) OP_REQUEST,
(byte) FUNC_BIND_IMAGE, (byte) FUNC_RESPONSES,
(byte) IAC, (byte) SE
};
for (byte b : funcsReq) fsm.feedByte(b & 0xFF);
// Bind session
byte[] bindPacket = new byte[EH_SIZE + 35];
bindPacket[0] = DT_BIND_IMAGE;
bindPacket[1] = 0; bindPacket[2] = 0; bindPacket[3] = 0; bindPacket[4] = 1;
bindPacket[EH_SIZE + 24] = 0x02;
ByteArrayOutputStream bStream = new ByteArrayOutputStream();
bStream.write(bindPacket, 0, bindPacket.length);
bStream.write(IAC);
bStream.write(EOR);
for (byte b : bStream.toByteArray()) fsm.feedByte(b & 0xFF);
connection.sentData.clear();
// Send a malformed 3270 record that triggers an error with ERROR_RESPONSE (0x01)
int seq = 0x0077;
ByteArrayOutputStream bos = new ByteArrayOutputStream();
bos.write(DT_3270_DATA);
bos.write(0x00);
bos.write(RSF_ERROR_RESPONSE); // 0x01
bos.write((seq >> 8) & 0xFF);
bos.write(seq & 0xFF);
bos.write(0xF5); // EraseWrite
// Truncated SBA order without address bytes to trigger an exception in dsProcessor
bos.write(0x11); // SBA without address bytes
bos.write(IAC);
bos.write(EOR);
// Note: dsProcessor gracefully handles or if it throws, negative response is sent.
// Let's verify what happens when exception or normal:
for (byte b : bos.toByteArray()) fsm.feedByte(b & 0xFF);
}
}
lib3270j/src/test/java/haus/nightmare/lib3270j/telnet/TelnetFSMPhase2Test.java
+4 -1
View File
@@ -153,9 +153,12 @@ public class TelnetFSMPhase2Test {
fsm.onConnected();
output.reset();
// Server sends DO TN3270E -> client sends WILL TN3270E and requests "LU_A"
// Server sends DO TN3270E -> client sends WILL TN3270E
fsm.feedBytes(new byte[] { (byte) IAC, (byte) DO, (byte) TELOPT_TN3270E }, 0, 3);
// Server sends SB TN3270E SEND DEVICE-TYPE -> client requests "LU_A"
fsm.feedBytes(new byte[] { (byte) IAC, (byte) SB, (byte) TELOPT_TN3270E, (byte) OP_SEND, (byte) OP_DEVICE_TYPE, (byte) IAC, (byte) SE }, 0, 7);
String sent1 = new String(output.toByteArray());
assertTrue(sent1.contains("LU_A"));
output.reset();