michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsBase64Encoder.h"
michael@0: 
michael@0: #include "plbase64.h"
michael@0: #include "prmem.h"
michael@0: 
michael@0: NS_IMPL_ISUPPORTS(nsBase64Encoder, nsIOutputStream)
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsBase64Encoder::Close()
michael@0: {
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsBase64Encoder::Flush()
michael@0: {
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsBase64Encoder::Write(const char* aBuf, uint32_t aCount, uint32_t* _retval)
michael@0: {
michael@0:   mData.Append(aBuf, aCount);
michael@0:   *_retval = aCount;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsBase64Encoder::WriteFrom(nsIInputStream* aStream, uint32_t aCount,
michael@0:                            uint32_t* _retval)
michael@0: {
michael@0:   return NS_ERROR_NOT_IMPLEMENTED;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsBase64Encoder::WriteSegments(nsReadSegmentFun aReader,
michael@0:                                void* aClosure,
michael@0:                                uint32_t aCount,
michael@0:                                uint32_t* _retval)
michael@0: {
michael@0:   return NS_ERROR_NOT_IMPLEMENTED;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsBase64Encoder::IsNonBlocking(bool* aNonBlocking)
michael@0: {
michael@0:   *aNonBlocking = false;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: nsBase64Encoder::Finish(nsCSubstring& result)
michael@0: {
michael@0:   char* b64 = PL_Base64Encode(mData.get(), mData.Length(), nullptr);
michael@0:   if (!b64)
michael@0:     return NS_ERROR_OUT_OF_MEMORY;
michael@0: 
michael@0:   result.Assign(b64);
michael@0:   PR_Free(b64);
michael@0:   // Free unneeded memory and allow reusing the object
michael@0:   mData.Truncate();
michael@0:   return NS_OK;
michael@0: }