serverscanning/capnproto-java-rpc
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setStructPointer, setListPointer. still buggy

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This commit is contained in:
David Renshaw 2014-10-16 18:54:11 -04:00
parent 1d69d9a7ab
commit 1db37b741d
3 changed files with 81 additions and 3 deletions
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16
compiler/src/test/scala/org/capnproto/EncodingTest.scala
View file

@ -43,6 +43,22 @@ class EncodingSuite extends FunSuite {
TestUtil.checkTestMessage(allTypes.asReader());
}
test("Setters") {
val message = new MessageBuilder();
val allTypes = message.initRoot(TestAllTypes.factory);
TestUtil.initTestMessage(allTypes);
val message2 = new MessageBuilder();
val allTypes2 = message.initRoot(TestAllTypes.factory);
//allTypes2.setStructField(allTypes.asReader());
// ...
//TestUtil.checkTestMessage(allTypes);
//TestUtil.checkTestMessage(allTypes.asReader());
}
test("Defaults") {
val message = new MessageBuilder();
val defaults = message.initRoot(TestDefaults.factory);

5
runtime/src/main/java/org/capnproto/StructPointer.java
View file

@ -41,4 +41,9 @@ final class StructPointer{
buffer.putShort(8 * offset + 4, size.data);
buffer.putShort(8 * offset + 6, size.pointers);
}
public static void set(ByteBuffer buffer, int offset, short dataSize, short pointerCount) {
buffer.putShort(8 * offset + 4, dataSize);
buffer.putShort(8 * offset + 6, pointerCount);
}
}

61
runtime/src/main/java/org/capnproto/WireHelpers.java
View file

@ -503,6 +503,25 @@ final class WireHelpers {
}
static SegmentBuilder setStructPointer(SegmentBuilder segment, int refOffset, StructReader value) {
short dataSize = (short)roundBitsUpToWords(value.dataSize);
int totalSize = dataSize + value.pointerCount * Constants.POINTER_SIZE_IN_WORDS;
AllocateResult allocation = allocate(refOffset, segment, totalSize, WirePointer.STRUCT);
StructPointer.set(allocation.segment.buffer, allocation.ptr,
dataSize, value.pointerCount);
if (value.dataSize == 1) {
throw new Error("single bit case not handled");
} else {
memcpy(allocation.segment.buffer, allocation.refOffset * Constants.BYTES_PER_WORD,
value.segment.buffer, value.data, value.dataSize / Constants.BITS_PER_BYTE);
}
int pointerSection = allocation.ptr + dataSize;
for (int i = 0; i < value.pointerCount; ++i) {
copyPointer(allocation.segment, pointerSection + i, value.segment, value.pointers + i,
value.nestingLimit);
}
throw new Error("setStructPointer is unimplemented");
};
@ -535,13 +554,51 @@ final class WireHelpers {
}
ListPointer.set(allocation.segment.buffer, allocation.refOffset, elementSize, value.elementCount);
// memcpy
memcpy(allocation.segment.buffer, allocation.ptr * Constants.BYTES_PER_WORD,
value.segment.buffer, value.ptr * 8, totalSize * Constants.BYTES_PER_WORD);
}
return allocation.segment;
} else {
//# List of structs.
AllocateResult allocation = allocate(refOffset, segment, totalSize + Constants.POINTER_SIZE_IN_WORDS, WirePointer.LIST);
ListPointer.setInlineComposite(allocation.segment.buffer, allocation.refOffset, totalSize);
short dataSize = (short)roundBitsUpToWords(value.structDataSize);
short pointerCount = value.structPointerCount;
WirePointer.setKindAndInlineCompositeListElementCount(allocation.segment.buffer, allocation.ptr,
WirePointer.STRUCT, value.elementCount);
StructPointer.set(allocation.segment.buffer, allocation.ptr,
dataSize, pointerCount);
int dstOffset = allocation.ptr + Constants.POINTER_SIZE_IN_WORDS;
int srcOffset = value.ptr;
for (int i = 0; i < value.elementCount; ++i) {
memcpy(allocation.segment.buffer, dstOffset * Constants.BYTES_PER_WORD,
value.segment.buffer, srcOffset * Constants.BYTES_PER_WORD,
value.structDataSize / Constants.BITS_PER_BYTE);
dstOffset += dataSize;
srcOffset += dataSize;
for (int j = 0; j < pointerCount; ++j) {
copyPointer(allocation.segment, dstOffset, value.segment, srcOffset, value.nestingLimit);
dstOffset += Constants.POINTER_SIZE_IN_WORDS;
srcOffset += Constants.POINTER_SIZE_IN_WORDS;
}
}
return allocation.segment;
}
}
throw new Error("setListPointer is unimplemented");
static void memcpy(ByteBuffer dstBuffer, int dstByteOffset, ByteBuffer srcBuffer, int srcByteOffset, int length) {
ByteBuffer dstDup = dstBuffer.duplicate();
dstDup.position(dstByteOffset);
dstDup.limit(length);
ByteBuffer srcDup = srcBuffer.duplicate();
srcDup.position(srcByteOffset);
srcDup.limit(length);
dstDup.put(srcDup);
}
static SegmentBuilder copyPointer(SegmentBuilder dstSegment, int dstOffset,