Add m-esr52 at 52.6.0

1 files changed, 128 insertions, 0 deletions

diff --git a/netwerk/protocol/http/nsHttpRequestHead.h b/netwerk/protocol/http/nsHttpRequestHead.h
new file mode 100644
index 000000000..415968083
--- /dev/null
+++ b/netwerk/protocol/http/nsHttpRequestHead.h
@@ -0,0 +1,128 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+#ifndef nsHttpRequestHead_h__
+#define nsHttpRequestHead_h__
+
+#include "nsHttp.h"
+#include "nsHttpHeaderArray.h"
+#include "nsString.h"
+#include "mozilla/ReentrantMonitor.h"
+
+class nsIHttpHeaderVisitor;
+
+namespace mozilla { namespace net {
+
+//-----------------------------------------------------------------------------
+// nsHttpRequestHead represents the request line and headers from an HTTP
+// request.
+//-----------------------------------------------------------------------------
+
+class nsHttpRequestHead
+{
+public:
+    nsHttpRequestHead();
+    ~nsHttpRequestHead();
+
+    // The following function is only used in HttpChannelParent to avoid
+    // copying headers. If you use it be careful to do it only under
+    // nsHttpRequestHead lock!!!
+    const nsHttpHeaderArray &Headers() const;
+    void Enter() { mReentrantMonitor.Enter(); }
+    void Exit() { mReentrantMonitor.Exit(); }
+
+    void SetHeaders(const nsHttpHeaderArray& aHeaders);
+
+    void SetMethod(const nsACString &method);
+    void SetVersion(nsHttpVersion version);
+    void SetRequestURI(const nsCSubstring &s);
+    void SetPath(const nsCSubstring &s);
+    uint32_t HeaderCount();
+
+    // Using this function it is possible to itereate through all headers
+    // automatically under one lock.
+    nsresult VisitHeaders(nsIHttpHeaderVisitor *visitor,
+                          nsHttpHeaderArray::VisitorFilter filter =
+                              nsHttpHeaderArray::eFilterAll);
+    void Method(nsACString &aMethod);
+    nsHttpVersion Version();
+    void RequestURI(nsACString &RequestURI);
+    void Path(nsACString &aPath);
+    void SetHTTPS(bool val);
+    bool IsHTTPS();
+
+    void SetOrigin(const nsACString &scheme, const nsACString &host,
+                   int32_t port);
+    void Origin(nsACString &aOrigin);
+
+    nsresult SetHeader(nsHttpAtom h, const nsACString &v, bool m=false);
+    nsresult SetHeader(nsHttpAtom h, const nsACString &v, bool m,
+                       nsHttpHeaderArray::HeaderVariety variety);
+    nsresult SetEmptyHeader(nsHttpAtom h);
+    nsresult GetHeader(nsHttpAtom h, nsACString &v);
+
+    nsresult ClearHeader(nsHttpAtom h);
+    void ClearHeaders();
+
+    bool HasHeaderValue(nsHttpAtom h, const char *v);
+    // This function returns true if header is set even if it is an empty
+    // header.
+    bool HasHeader(nsHttpAtom h);
+    void Flatten(nsACString &, bool pruneProxyHeaders = false);
+
+    // Don't allow duplicate values
+    nsresult SetHeaderOnce(nsHttpAtom h, const char *v, bool merge = false);
+
+    bool IsSafeMethod();
+
+    enum ParsedMethodType
+    {
+        kMethod_Custom,
+        kMethod_Get,
+        kMethod_Post,
+        kMethod_Options,
+        kMethod_Connect,
+        kMethod_Head,
+        kMethod_Put,
+        kMethod_Trace
+    };
+
+    ParsedMethodType ParsedMethod();
+    bool EqualsMethod(ParsedMethodType aType);
+    bool IsGet() { return EqualsMethod(kMethod_Get); }
+    bool IsPost() { return EqualsMethod(kMethod_Post); }
+    bool IsOptions() { return EqualsMethod(kMethod_Options); }
+    bool IsConnect() { return EqualsMethod(kMethod_Connect); }
+    bool IsHead() { return EqualsMethod(kMethod_Head); }
+    bool IsPut() { return EqualsMethod(kMethod_Put); }
+    bool IsTrace() { return EqualsMethod(kMethod_Trace); }
+    void ParseHeaderSet(const char *buffer);
+private:
+    // All members must be copy-constructable and assignable
+    nsHttpHeaderArray mHeaders;
+    nsCString         mMethod;
+    nsHttpVersion     mVersion;
+
+    // mRequestURI and mPath are strings instead of an nsIURI
+    // because this is used off the main thread
+    nsCString         mRequestURI;
+    nsCString         mPath;
+
+    nsCString         mOrigin;
+    ParsedMethodType  mParsedMethod;
+    bool              mHTTPS;
+
+    // We are using ReentrantMonitor instead of a Mutex because VisitHeader
+    // function calls nsIHttpHeaderVisitor::VisitHeader while under lock.
+    ReentrantMonitor  mReentrantMonitor;
+
+    // During VisitHeader we sould not allow cal to SetHeader.
+    bool mInVisitHeaders;
+};
+
+} // namespace net
+} // namespace mozilla
+
+#endif // nsHttpRequestHead_h__