1 files changed, 51 insertions, 0 deletions
diff --git a/netwerk/base/nsBase64Encoder.cpp b/netwerk/base/nsBase64Encoder.cpp
new file mode 100644
index 0000000000..2757900b4d
--- /dev/null
+++ b/netwerk/base/nsBase64Encoder.cpp
@@ -0,0 +1,51 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsBase64Encoder.h"
+
+#include "mozilla/Base64.h"
+
+NS_IMPL_ISUPPORTS(nsBase64Encoder, nsIOutputStream)
+
+NS_IMETHODIMP
+nsBase64Encoder::Close() { return NS_OK; }
+
+NS_IMETHODIMP
+nsBase64Encoder::Flush() { return NS_OK; }
+
+NS_IMETHODIMP
+nsBase64Encoder::Write(const char* aBuf, uint32_t aCount, uint32_t* _retval) {
+  mData.Append(aBuf, aCount);
+  *_retval = aCount;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsBase64Encoder::WriteFrom(nsIInputStream* aStream, uint32_t aCount,
+                           uint32_t* _retval) {
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsBase64Encoder::WriteSegments(nsReadSegmentFun aReader, void* aClosure,
+                               uint32_t aCount, uint32_t* _retval) {
+  return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsBase64Encoder::IsNonBlocking(bool* aNonBlocking) {
+  *aNonBlocking = false;
+  return NS_OK;
+}
+
+nsresult nsBase64Encoder::Finish(nsACString& result) {
+  nsresult rv = mozilla::Base64Encode(mData, result);
+  if (NS_FAILED(rv)) {
+    return rv;
+  }
+
+  // Free unneeded memory and allow reusing the object
+  mData.Truncate();
+  return NS_OK;
+}