From 6c655321e6b04b8648802e296bb5ca11d290ae68 Mon Sep 17 00:00:00 2001
From: swurl <swurl@swurl.xyz>
Date: Sat, 31 May 2025 02:33:02 -0400
Subject: Move dead submodules in-tree

Signed-off-by: swurl <swurl@swurl.xyz>
---
 .../src/main/cpp/stream/MemInputStream.cpp         | 60 ++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 externals/oboe/samples/parselib/src/main/cpp/stream/MemInputStream.cpp

(limited to 'externals/oboe/samples/parselib/src/main/cpp/stream/MemInputStream.cpp')

diff --git a/externals/oboe/samples/parselib/src/main/cpp/stream/MemInputStream.cpp b/externals/oboe/samples/parselib/src/main/cpp/stream/MemInputStream.cpp
new file mode 100644
index 0000000000..37d5a151bb
--- /dev/null
+++ b/externals/oboe/samples/parselib/src/main/cpp/stream/MemInputStream.cpp
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2019 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.
+ */
+#include <algorithm>
+#include <string.h>
+
+#include "MemInputStream.h"
+
+namespace parselib {
+
+int32_t MemInputStream::read(void *buff, int32_t numBytes) {
+    int32_t numAvail = mBufferLen - mPos;
+    numBytes = std::min(numBytes, numAvail);
+
+    peek(buff, numBytes);
+    mPos += numBytes;
+    return numBytes;
+}
+
+int32_t MemInputStream::peek(void *buff, int32_t numBytes) {
+    int32_t numAvail = mBufferLen - mPos;
+    numBytes = std::min(numBytes, numAvail);
+    memcpy(buff, mBuffer + mPos, numBytes);
+    return numBytes;
+}
+
+void MemInputStream::advance(int32_t numBytes) {
+    if (numBytes > 0) {
+        int32_t numAvail = mBufferLen - mPos;
+        mPos += std::min(numAvail, numBytes);
+    }
+}
+
+int32_t MemInputStream::getPos() {
+    return mPos;
+}
+
+void MemInputStream::setPos(int32_t pos) {
+    if (pos > 0) {
+        if (pos < mBufferLen) {
+            mPos = pos;
+        } else {
+            mPos = mBufferLen - 1;
+        }
+    }
+}
+
+} // namespace parselib
-- 
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