Bug 1722668 - Expose nsFileStream via the component manager; r=necko-reviewers,dragana,jari

Differential Revision: https://phabricator.services.mozilla.com/D123773

netwerk/base/nsFileStreams.cpp

@@ -901,6 +901,14 @@ nsSafeFileOutputStream::Finish() {
 ////////////////////////////////////////////////////////////////////////////////
 // nsFileStream
 
+nsresult nsFileStream::Create(nsISupports* aOuter, REFNSIID aIID,
+                              void** aResult) {
+  NS_ENSURE_NO_AGGREGATION(aOuter);
+
+  RefPtr<nsFileStream> stream = new nsFileStream();
+  return stream->QueryInterface(aIID, aResult);
+}
+
 NS_IMPL_ISUPPORTS_INHERITED(nsFileStream, nsFileStreamBase, nsIInputStream,
                             nsIOutputStream, nsIFileStream)
 

netwerk/base/nsFileStreams.h

@@ -258,6 +258,8 @@ class nsFileStream : public nsFileStreamBase,
                      public nsIOutputStream,
                      public nsIFileStream {
  public:
+  static nsresult Create(nsISupports* aOuter, REFNSIID aIID, void** aResult);
+
   NS_DECL_ISUPPORTS_INHERITED
   NS_DECL_NSIFILESTREAM
   NS_FORWARD_NSIINPUTSTREAM(nsFileStreamBase::)

netwerk/build/components.conf

@@ -142,6 +142,12 @@ Classes = [
         'legacy_constructor': 'nsFileOutputStream::Create',
         'headers': ['nsFileStreams.h'],
     },
+    {
+        'cid': '{648705e9-757a-4d4b-a5bF-0248e512c309}',
+        'contract_ids': ['@mozilla.org/network/file-stream;1'],
+        'legacy_constructor': 'nsFileStream::Create',
+        'headers': ['nsFileStreams.h'],
+    },
     {
         'name': 'HttpActivityDistributor',
         'cid': '{15629ada-a41c-4a09-961f-6553cd60b1a2}',

netwerk/build/nsNetCID.h

@@ -342,6 +342,14 @@
     }                                                \
   }
 
+#define NS_LOCALFILESTREAM_CONTRACTID "@mozilla.org/network/file-stream;1"
+#define NS_LOCALFILESTREAM_CID                       \
+  { /* 648705e9-757a-4d4b-a5bF-0248e512c309 */       \
+    0x648705e9, 0x757a, 0x4d4b, {                    \
+      0xa5, 0xbF, 0x02, 0x48, 0xe5, 0x12, 0xc3, 0x09 \
+    }                                                \
+  }
+
 #define NS_BUFFEREDINPUTSTREAM_CONTRACTID \
   "@mozilla.org/network/buffered-input-stream;1"
 #define NS_BUFFEREDINPUTSTREAM_CID                   \