gecko-dev/toolkit/system/unixproxy/nsLibProxySettings.cpp

142 lines
3.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#include "nsISystemProxySettings.h"
#include "mozilla/ModuleUtils.h"
#include "nsIServiceManager.h"
#include "nsIURI.h"
#include "nsString.h"
#include "nsNetUtil.h"
#include "nsCOMPtr.h"
#include "nspr.h"
extern "C" {
#include <proxy.h>
}
class nsUnixSystemProxySettings : public nsISystemProxySettings {
public:
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSISYSTEMPROXYSETTINGS
nsUnixSystemProxySettings() { mProxyFactory = nullptr; }
nsresult Init();
private:
~nsUnixSystemProxySettings() {
if (mProxyFactory)
px_proxy_factory_free(mProxyFactory);
}
pxProxyFactory *mProxyFactory;
};
NS_IMPL_ISUPPORTS(nsUnixSystemProxySettings, nsISystemProxySettings)
NS_IMETHODIMP
nsUnixSystemProxySettings::GetMainThreadOnly(bool *aMainThreadOnly)
{
*aMainThreadOnly = false;
return NS_OK;
}
nsresult
nsUnixSystemProxySettings::Init()
{
return NS_OK;
}
nsresult
nsUnixSystemProxySettings::GetPACURI(nsACString& aResult)
{
// Make sure we return an empty result.
aResult.Truncate();
return NS_OK;
}
nsresult
nsUnixSystemProxySettings::GetProxyForURI(const nsACString & aSpec,
const nsACString & aScheme,
const nsACString & aHost,
const int32_t aPort,
nsACString & aResult)
{
nsresult rv;
if (!mProxyFactory) {
mProxyFactory = px_proxy_factory_new();
}
NS_ENSURE_TRUE(mProxyFactory, NS_ERROR_NOT_AVAILABLE);
char **proxyArray = nullptr;
proxyArray = px_proxy_factory_get_proxies(mProxyFactory,
PromiseFlatCString(aSpec).get());
NS_ENSURE_TRUE(proxyArray, NS_ERROR_NOT_AVAILABLE);
// Translate libproxy's output to PAC string as expected
// libproxy returns an array of proxies in the format:
// <procotol>://[username:password@]proxy:port
// or
// direct://
//
// PAC format: "PROXY proxy1.foo.com:8080; PROXY proxy2.foo.com:8080; DIRECT"
// but nsISystemProxySettings allows "PROXY http://proxy.foo.com:8080" as well.
int c = 0;
while (proxyArray[c] != nullptr) {
if (!aResult.IsEmpty()) {
aResult.AppendLiteral("; ");
}
// figure out the scheme, and we can't use nsIIOService::NewURI because
// this is not the main thread.
char *colon = strchr (proxyArray[c], ':');
uint32_t schemelen = colon ? colon - proxyArray[c] : 0;
if (schemelen < 1) {
c++;
continue;
}
if (schemelen == 6 && !strncasecmp(proxyArray[c], "direct", 6)) {
aResult.AppendLiteral("DIRECT");
}
else {
aResult.AppendLiteral("PROXY ");
aResult.Append(proxyArray[c]);
}
c++;
}
PR_Free(proxyArray);
return NS_OK;
}
#define NS_UNIXSYSTEMPROXYSERVICE_CID /* 0fa3158c-d5a7-43de-9181-a285e74cf1d4 */\
{ 0x0fa3158c, 0xd5a7, 0x43de, \
{0x91, 0x81, 0xa2, 0x85, 0xe7, 0x4c, 0xf1, 0xd4 } }
NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsUnixSystemProxySettings, Init)
NS_DEFINE_NAMED_CID(NS_UNIXSYSTEMPROXYSERVICE_CID);
static const mozilla::Module::CIDEntry kUnixProxyCIDs[] = {
{ &kNS_UNIXSYSTEMPROXYSERVICE_CID, false, nullptr, nsUnixSystemProxySettingsConstructor },
{ nullptr }
};
static const mozilla::Module::ContractIDEntry kUnixProxyContracts[] = {
{ NS_SYSTEMPROXYSETTINGS_CONTRACTID, &kNS_UNIXSYSTEMPROXYSERVICE_CID },
{ nullptr }
};
static const mozilla::Module kUnixProxyModule = {
mozilla::Module::kVersion,
kUnixProxyCIDs,
kUnixProxyContracts
};
NSMODULE_DEFN(nsUnixProxyModule) = &kUnixProxyModule;