caps/src/nsJSPrincipals.cpp@6474c204b198 (annotated)
caps/src/nsJSPrincipals.cpp
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | #include "xpcprivate.h" |
| michael@0 | 7 | #include "nsString.h" |
| michael@0 | 8 | #include "nsIObjectOutputStream.h" |
| michael@0 | 9 | #include "nsIObjectInputStream.h" |
| michael@0 | 10 | #include "nsJSPrincipals.h" |
| michael@0 | 11 | #include "plstr.h" |
| michael@0 | 12 | #include "nsXPIDLString.h" |
| michael@0 | 13 | #include "nsCOMPtr.h" |
| michael@0 | 14 | #include "nsIJSRuntimeService.h" |
| michael@0 | 15 | #include "nsIServiceManager.h" |
| michael@0 | 16 | #include "nsMemory.h" |
| michael@0 | 17 | #include "nsStringBuffer.h" |
| michael@0 | 18 | |
| michael@0 | 19 | // for mozilla::dom::workers::kJSPrincipalsDebugToken |
| michael@0 | 20 | #include "mozilla/dom/workers/Workers.h" |
| michael@0 | 21 | |
| michael@0 | 22 | /* static */ bool |
| michael@0 | 23 | nsJSPrincipals::Subsume(JSPrincipals *jsprin, JSPrincipals *other) |
| michael@0 | 24 | { |
| michael@0 | 25 | bool result; |
| michael@0 | 26 | nsresult rv = nsJSPrincipals::get(jsprin)->Subsumes(nsJSPrincipals::get(other), &result); |
| michael@0 | 27 | return NS_SUCCEEDED(rv) && result; |
| michael@0 | 28 | } |
| michael@0 | 29 | |
| michael@0 | 30 | /* static */ void |
| michael@0 | 31 | nsJSPrincipals::Destroy(JSPrincipals *jsprin) |
| michael@0 | 32 | { |
| michael@0 | 33 | // The JS runtime can call this method during the last GC when |
| michael@0 | 34 | // nsScriptSecurityManager is destroyed. So we must not assume here that |
| michael@0 | 35 | // the security manager still exists. |
| michael@0 | 36 | |
| michael@0 | 37 | nsJSPrincipals *nsjsprin = nsJSPrincipals::get(jsprin); |
| michael@0 | 38 | |
| michael@0 | 39 | // We need to destroy the nsIPrincipal. We'll do this by adding |
| michael@0 | 40 | // to the refcount and calling release |
| michael@0 | 41 | |
| michael@0 | 42 | #ifdef NS_BUILD_REFCNT_LOGGING |
| michael@0 | 43 | // The refcount logging considers AddRef-to-1 to indicate creation, |
| michael@0 | 44 | // so trick it into thinking it's otherwise, but balance the |
| michael@0 | 45 | // Release() we do below. |
| michael@0 | 46 | nsjsprin->refcount++; |
| michael@0 | 47 | nsjsprin->AddRef(); |
| michael@0 | 48 | nsjsprin->refcount--; |
| michael@0 | 49 | #else |
| michael@0 | 50 | nsjsprin->refcount++; |
| michael@0 | 51 | #endif |
| michael@0 | 52 | nsjsprin->Release(); |
| michael@0 | 53 | } |
| michael@0 | 54 | |
| michael@0 | 55 | #ifdef DEBUG |
| michael@0 | 56 | |
| michael@0 | 57 | // Defined here so one can do principals->dump() in the debugger |
| michael@0 | 58 | JS_EXPORT_API(void) |
| michael@0 | 59 | JSPrincipals::dump() |
| michael@0 | 60 | { |
| michael@0 | 61 | if (debugToken == nsJSPrincipals::DEBUG_TOKEN) { |
| michael@0 | 62 | static_cast<nsJSPrincipals *>(this)->dumpImpl(); |
| michael@0 | 63 | } else if (debugToken == mozilla::dom::workers::kJSPrincipalsDebugToken) { |
| michael@0 | 64 | fprintf(stderr, "Web Worker principal singleton (%p)\n", this); |
| michael@0 | 65 | } else { |
| michael@0 | 66 | fprintf(stderr, |
| michael@0 | 67 | "!!! JSPrincipals (%p) is not nsJSPrincipals instance - bad token: " |
| michael@0 | 68 | "actual=0x%x expected=0x%x\n", |
| michael@0 | 69 | this, unsigned(debugToken), unsigned(nsJSPrincipals::DEBUG_TOKEN)); |
| michael@0 | 70 | } |
| michael@0 | 71 | } |
| michael@0 | 72 | |
| michael@0 | 73 | #endif |
