Rename NanNewBuffer to NanCopyBuffer

nan.h

@@ -657,25 +657,37 @@ class NanTryCatch {
     , node::smalloc::FreeCallback callback
     , void *hint
   ) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(length <= 0x3fffffff && "too large buffer");
     return node::Buffer::New(
         v8::Isolate::GetCurrent(), data, length, callback, hint);
   }
 
-  NAN_INLINE v8::Local<v8::Object> NanNewBuffer(
+  NAN_INLINE v8::Local<v8::Object> NanCopyBuffer(
       const char *data
     , uint32_t size
   ) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(size <= 0x3fffffff && "too large buffer");
     return node::Buffer::New(v8::Isolate::GetCurrent(), data, size);
   }
 
   NAN_INLINE v8::Local<v8::Object> NanNewBuffer(uint32_t size) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(size <= 0x3fffffff && "too large buffer");
     return node::Buffer::New(v8::Isolate::GetCurrent(), size);
   }
 
   NAN_INLINE v8::Local<v8::Object> NanNewBuffer(
       char* data
     , uint32_t size
   ) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(size <= 0x3fffffff && "too large buffer");
     return node::Buffer::Use(v8::Isolate::GetCurrent(), data, size);
   }
 
@@ -1038,14 +1050,20 @@ class NanTryCatch {
     , node::Buffer::free_callback callback
     , void *hint
   ) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(length <= 0x3fffffff && "too large buffer");
     return NanNew(
         node::Buffer::New(data, length, callback, hint)->handle_);
   }
 
-  NAN_INLINE v8::Local<v8::Object> NanNewBuffer(
+  NAN_INLINE v8::Local<v8::Object> NanCopyBuffer(
       const char *data
     , uint32_t size
   ) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(size <= 0x3fffffff && "too large buffer");
 #if NODE_MODULE_VERSION >= NODE_0_10_MODULE_VERSION
     return NanNew(node::Buffer::New(data, size)->handle_);
 #else
@@ -1055,6 +1073,9 @@ class NanTryCatch {
   }
 
   NAN_INLINE v8::Local<v8::Object> NanNewBuffer(uint32_t size) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(size <= 0x3fffffff && "too large buffer");
     return NanNew(node::Buffer::New(size)->handle_);
   }
 
@@ -1067,6 +1088,9 @@ class NanTryCatch {
       char* data
     , uint32_t size
   ) {
+    // arbitrary buffer lengths requires
+    // NODE_MODULE_VERSION >= IOJS_3_0_MODULE_VERSION
+    assert(size <= 0x3fffffff && "too large buffer");
     return NanNew(
         node::Buffer::New(data, size, FreeData, NULL)->handle_);
   }

nan_string_bytes.h

@@ -238,7 +238,7 @@ static Local<Value> Encode(const char* buf,
   Local<String> val;
   switch (encoding) {
     case Nan::BUFFER:
-      return NanNewBuffer(buf, buflen);
+      return NanCopyBuffer(buf, buflen);
 
     case Nan::ASCII:
       if (contains_non_ascii(buf, buflen)) {