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netwerk/cache/nsCacheSession.cpp@b8a032363ba2 (annotated)

netwerk/cache/nsCacheSession.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0	2	*
michael@0	3	* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	4	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	5	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	6
michael@0	7	#include "nsCacheSession.h"
michael@0	8	#include "nsCacheService.h"
michael@0	9	#include "nsCRT.h"
michael@0	10	#include "nsThreadUtils.h"
michael@0	11
michael@0	12	NS_IMPL_ISUPPORTS(nsCacheSession, nsICacheSession)
michael@0	13
michael@0	14	nsCacheSession::nsCacheSession(const char * clientID,
michael@0	15	nsCacheStoragePolicy storagePolicy,
michael@0	16	bool streamBased)
michael@0	17	: mClientID(clientID),
michael@0	18	mInfo(0)
michael@0	19	{
michael@0	20	SetStoragePolicy(storagePolicy);
michael@0	21
michael@0	22	if (streamBased) MarkStreamBased();
michael@0	23	else SetStoragePolicy(nsICache::STORE_IN_MEMORY);
michael@0	24
michael@0	25	MarkPublic();
michael@0	26
michael@0	27	MarkDoomEntriesIfExpired();
michael@0	28	}
michael@0	29
michael@0	30	nsCacheSession::~nsCacheSession()
michael@0	31	{
michael@0	32	/* destructor code */
michael@0	33	// notify service we are going away?
michael@0	34	}
michael@0	35
michael@0	36
michael@0	37	NS_IMETHODIMP nsCacheSession::GetDoomEntriesIfExpired(bool *result)
michael@0	38	{
michael@0	39	NS_ENSURE_ARG_POINTER(result);
michael@0	40	*result = WillDoomEntriesIfExpired();
michael@0	41	return NS_OK;
michael@0	42	}
michael@0	43
michael@0	44
michael@0	45	NS_IMETHODIMP nsCacheSession::SetProfileDirectory(nsIFile *profileDir)
michael@0	46	{
michael@0	47	if (StoragePolicy() != nsICache::STORE_OFFLINE && profileDir) {
michael@0	48	// Profile directory override is currently implemented only for
michael@0	49	// offline cache. This is an early failure to prevent the request
michael@0	50	// being processed before it would fail later because of inability
michael@0	51	// to assign a cache base dir.
michael@0	52	return NS_ERROR_UNEXPECTED;
michael@0	53	}
michael@0	54
michael@0	55	mProfileDir = profileDir;
michael@0	56	return NS_OK;
michael@0	57	}
michael@0	58
michael@0	59	NS_IMETHODIMP nsCacheSession::GetProfileDirectory(nsIFile **profileDir)
michael@0	60	{
michael@0	61	if (mProfileDir)
michael@0	62	NS_ADDREF(*profileDir = mProfileDir);
michael@0	63	else
michael@0	64	*profileDir = nullptr;
michael@0	65
michael@0	66	return NS_OK;
michael@0	67	}
michael@0	68
michael@0	69
michael@0	70	NS_IMETHODIMP nsCacheSession::SetDoomEntriesIfExpired(bool doomEntriesIfExpired)
michael@0	71	{
michael@0	72	if (doomEntriesIfExpired) MarkDoomEntriesIfExpired();
michael@0	73	else ClearDoomEntriesIfExpired();
michael@0	74	return NS_OK;
michael@0	75	}
michael@0	76
michael@0	77
michael@0	78	NS_IMETHODIMP
michael@0	79	nsCacheSession::OpenCacheEntry(const nsACString & key,
michael@0	80	nsCacheAccessMode accessRequested,
michael@0	81	bool blockingMode,
michael@0	82	nsICacheEntryDescriptor ** result)
michael@0	83	{
michael@0	84	nsresult rv;
michael@0	85
michael@0	86	if (NS_IsMainThread())
michael@0	87	rv = NS_ERROR_NOT_AVAILABLE;
michael@0	88	else
michael@0	89	rv = nsCacheService::OpenCacheEntry(this,
michael@0	90	key,
michael@0	91	accessRequested,
michael@0	92	blockingMode,
michael@0	93	nullptr, // no listener
michael@0	94	result);
michael@0	95	return rv;
michael@0	96	}
michael@0	97
michael@0	98
michael@0	99	NS_IMETHODIMP nsCacheSession::AsyncOpenCacheEntry(const nsACString & key,
michael@0	100	nsCacheAccessMode accessRequested,
michael@0	101	nsICacheListener *listener,
michael@0	102	bool noWait)
michael@0	103	{
michael@0	104	nsresult rv;
michael@0	105	rv = nsCacheService::OpenCacheEntry(this,
michael@0	106	key,
michael@0	107	accessRequested,
michael@0	108	!noWait,
michael@0	109	listener,
michael@0	110	nullptr); // no result
michael@0	111
michael@0	112	if (rv == NS_ERROR_CACHE_WAIT_FOR_VALIDATION) rv = NS_OK;
michael@0	113	return rv;
michael@0	114	}
michael@0	115
michael@0	116	NS_IMETHODIMP nsCacheSession::EvictEntries()
michael@0	117	{
michael@0	118	return nsCacheService::EvictEntriesForSession(this);
michael@0	119	}
michael@0	120
michael@0	121
michael@0	122	NS_IMETHODIMP nsCacheSession::IsStorageEnabled(bool *result)
michael@0	123	{
michael@0	124
michael@0	125	return nsCacheService::IsStorageEnabledForPolicy(StoragePolicy(), result);
michael@0	126	}
michael@0	127
michael@0	128	NS_IMETHODIMP nsCacheSession::DoomEntry(const nsACString &key,
michael@0	129	nsICacheListener *listener)
michael@0	130	{
michael@0	131	return nsCacheService::DoomEntry(this, key, listener);
michael@0	132	}
michael@0	133
michael@0	134	NS_IMETHODIMP nsCacheSession::GetIsPrivate(bool* aPrivate)
michael@0	135	{
michael@0	136	*aPrivate = IsPrivate();
michael@0	137	return NS_OK;
michael@0	138	}
michael@0	139
michael@0	140	NS_IMETHODIMP nsCacheSession::SetIsPrivate(bool aPrivate)
michael@0	141	{
michael@0	142	if (aPrivate)
michael@0	143	MarkPrivate();
michael@0	144	else
michael@0	145	MarkPublic();
michael@0	146	return NS_OK;
michael@0	147	}