Jacek Caban : mshtml: Added nsIChannel::Cancel implementation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 86c097142bdc66bccab7dc5fd7b44a7bc86e43d0
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=86c097142bdc66bccab7dc5fd7b44a7bc86e43d0

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Mon Dec 21 14:31:29 2015 +0100

mshtml: Added nsIChannel::Cancel implementation.

Signed-off-by: Jacek Caban <jacek at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/mshtml/binding.h  |  2 ++
 dlls/mshtml/navigate.c | 21 +++++++++++++++------
 dlls/mshtml/nsio.c     |  8 ++++++--
 3 files changed, 23 insertions(+), 8 deletions(-)

diff --git a/dlls/mshtml/binding.h b/dlls/mshtml/binding.h
index e173431..3a4e06b 100644
--- a/dlls/mshtml/binding.h
+++ b/dlls/mshtml/binding.h
@@ -55,6 +55,8 @@ typedef struct {
     REQUEST_METHOD request_method;
     struct list response_headers;
     struct list request_headers;
+
+    nsChannelBSC *binding;
 } nsChannel;
 
 typedef struct {
diff --git a/dlls/mshtml/navigate.c b/dlls/mshtml/navigate.c
index ed61ab0..1854a70 100644
--- a/dlls/mshtml/navigate.c
+++ b/dlls/mshtml/navigate.c
@@ -927,6 +927,8 @@ static HRESULT on_start_nsrequest(nsChannelBSC *This)
 {
     nsresult nsres;
 
+    This->nschannel->binding = This;
+
     /* FIXME: it's needed for http connections from BindToObject. */
     if(!This->nschannel->response_status)
         This->nschannel->response_status = 200;
@@ -972,11 +974,15 @@ static void on_stop_nsrequest(nsChannelBSC *This, HRESULT result)
             WARN("OnStopRequest failed: %08x\n", nsres);
     }
 
-    if(This->nschannel && This->nschannel->load_group) {
-        nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
-                (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, NULL, request_result);
-        if(NS_FAILED(nsres))
-            ERR("RemoveRequest failed: %08x\n", nsres);
+    if(This->nschannel) {
+        if(This->nschannel->load_group) {
+            nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
+                    (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, NULL, request_result);
+            if(NS_FAILED(nsres))
+                ERR("RemoveRequest failed: %08x\n", nsres);
+        }
+        if(This->nschannel->binding == This)
+            This->nschannel->binding = NULL;
     }
 }
 
@@ -1217,8 +1223,11 @@ static void nsChannelBSC_destroy(BSCallback *bsc)
 {
     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
 
-    if(This->nschannel)
+    if(This->nschannel) {
+        if(This->nschannel->binding == This)
+            This->nschannel->binding = NULL;
         nsIHttpChannel_Release(&This->nschannel->nsIHttpChannel_iface);
+    }
     if(This->nslistener)
         nsIStreamListener_Release(This->nslistener);
     if(This->nscontext)
diff --git a/dlls/mshtml/nsio.c b/dlls/mshtml/nsio.c
index a2615c4..a5a1ffd 100644
--- a/dlls/mshtml/nsio.c
+++ b/dlls/mshtml/nsio.c
@@ -617,9 +617,13 @@ static nsresult NSAPI nsChannel_Cancel(nsIHttpChannel *iface, nsresult aStatus)
 {
     nsChannel *This = impl_from_nsIHttpChannel(iface);
 
-    FIXME("(%p)->(%08x)\n", This, aStatus);
+    TRACE("(%p)->(%08x)\n", This, aStatus);
 
-    return NS_ERROR_NOT_IMPLEMENTED;
+    if(This->binding && This->binding->bsc.binding)
+        IBinding_Abort(This->binding->bsc.binding);
+    else
+        WARN("No binding to cancel\n");
+    return NS_OK;
 }
 
 static nsresult NSAPI nsChannel_Suspend(nsIHttpChannel *iface)