1 files changed, 70 insertions, 0 deletions
diff --git a/runtime/jdwp/jdwp_expand_buf.h b/runtime/jdwp/jdwp_expand_buf.h
new file mode 100644
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+++ b/runtime/jdwp/jdwp_expand_buf.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/*
+ * Expanding byte buffer, with primitives for appending basic data types.
+ */
+#ifndef ART_JDWP_EXPANDBUF_H_
+#define ART_JDWP_EXPANDBUF_H_
+
+#include <string>
+
+#include <stddef.h>
+#include <stdint.h>
+
+namespace art {
+
+namespace JDWP {
+
+struct ExpandBuf;   /* private */
+struct JdwpLocation;
+
+/* create a new struct */
+ExpandBuf* expandBufAlloc();
+/* free storage */
+void expandBufFree(ExpandBuf* pBuf);
+
+/*
+ * Accessors.  The buffer pointer and length will only be valid until more
+ * data is added.
+ */
+uint8_t* expandBufGetBuffer(ExpandBuf* pBuf);
+size_t expandBufGetLength(ExpandBuf* pBuf);
+
+/*
+ * The "add" operations allocate additional storage and append the data.
+ *
+ * There are no "get" operations included with this "class", other than
+ * GetBuffer().  If you want to get or set data from a position other
+ * than the end, get a pointer to the buffer and use the inline functions
+ * defined elsewhere.
+ *
+ * expandBufAddSpace() returns a pointer to the *start* of the region
+ * added.
+ */
+uint8_t* expandBufAddSpace(ExpandBuf* pBuf, int gapSize);
+void expandBufAdd1(ExpandBuf* pBuf, uint8_t val);
+void expandBufAdd2BE(ExpandBuf* pBuf, uint16_t val);
+void expandBufAdd4BE(ExpandBuf* pBuf, uint32_t val);
+void expandBufAdd8BE(ExpandBuf* pBuf, uint64_t val);
+void expandBufAddUtf8String(ExpandBuf* pBuf, const char* s);
+void expandBufAddUtf8String(ExpandBuf* pBuf, const std::string& s);
+void expandBufAddLocation(ExpandBuf* pReply, const JdwpLocation& location);
+
+}  // namespace JDWP
+
+}  // namespace art
+
+#endif  // ART_JDWP_EXPANDBUF_H_