Merge third_party/sfntly/cpp/src from https://chromium.googlesource.com/external/sfntly/cpp/src.git at 8f090032dd4f8f8908f338cc73bb840b788377f2

This commit was generated by merge_from_chromium.py.

Change-Id: I6bab7aea653201e125014f7b81504acf7b846300

1 files changed, 82 insertions, 0 deletions

diff --git a/sfntly/data/growable_memory_byte_array.cc b/sfntly/data/growable_memory_byte_array.cc
new file mode 100644
index 0000000..c335614
--- /dev/null
+++ b/sfntly/data/growable_memory_byte_array.cc
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+/*
+ * Copyright 2011 Google Inc. All Rights Reserved.
+ *
+ * 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 "sfntly/data/growable_memory_byte_array.h"
+
+#include <limits.h>
+#include <string.h>
+
+#include <algorithm>
+
+namespace sfntly {
+
+GrowableMemoryByteArray::GrowableMemoryByteArray()
+    : ByteArray(0, INT_MAX, true) {
+  // Note: We did not set an initial size of array like Java because STL
+  //       implementation will determine the best strategy.
+}
+
+GrowableMemoryByteArray::~GrowableMemoryByteArray() {}
+
+int32_t GrowableMemoryByteArray::CopyTo(OutputStream* os,
+                                        int32_t offset,
+                                        int32_t length) {
+  assert(os);
+  os->Write(&b_, offset, length);
+  return length;
+}
+
+void GrowableMemoryByteArray::InternalPut(int32_t index, byte_t b) {
+  if ((size_t)index >= b_.size()) {
+    b_.resize((size_t)(index + 1));
+  }
+  b_[index] = b;
+}
+
+int32_t GrowableMemoryByteArray::InternalPut(int32_t index,
+                                             byte_t* b,
+                                             int32_t offset,
+                                             int32_t length) {
+  if ((size_t)index + length >= b_.size()) {
+    // Note: We grow one byte more than Java version. VC debuggers shows
+    //       data better this way.
+    b_.resize((size_t)(index + length + 1));
+  }
+  std::copy(b + offset, b + offset + length, b_.begin() + index);
+  return length;
+}
+
+byte_t GrowableMemoryByteArray::InternalGet(int32_t index) {
+  return b_[index];
+}
+
+int32_t GrowableMemoryByteArray::InternalGet(int32_t index,
+                                             byte_t* b,
+                                             int32_t offset,
+                                             int32_t length) {
+  memcpy(b + offset, &(b_[0]) + index, length);
+  return length;
+}
+
+void GrowableMemoryByteArray::Close() {
+  b_.clear();
+}
+
+byte_t* GrowableMemoryByteArray::Begin() {
+  return &(b_[0]);
+}
+
+}  // namespace sfntly