gecko/toolkit/system/unixproxy/nsLibProxySettings.cpp
2012-05-21 12:12:37 +01:00

149 lines
3.9 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 "nsIIOService.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_ISUPPORTS
NS_DECL_NSISYSTEMPROXYSETTINGS
nsUnixSystemProxySettings() { mProxyFactory = nsnull; }
nsresult Init();
private:
~nsUnixSystemProxySettings() {
if (mProxyFactory)
px_proxy_factory_free(mProxyFactory);
}
pxProxyFactory *mProxyFactory;
};
NS_IMPL_ISUPPORTS1(nsUnixSystemProxySettings, nsISystemProxySettings)
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(nsIURI* aURI, nsACString& aResult)
{
nsresult rv;
if (!mProxyFactory) {
mProxyFactory = px_proxy_factory_new();
}
NS_ENSURE_TRUE(mProxyFactory, NS_ERROR_NOT_AVAILABLE);
nsCOMPtr<nsIIOService> ios = do_GetIOService(&rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString spec;
rv = aURI->GetSpec(spec);
NS_ENSURE_SUCCESS(rv, rv);
char **proxyArray = nsnull;
proxyArray = px_proxy_factory_get_proxies(mProxyFactory, (char*)(spec.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"
int c = 0;
while (proxyArray[c] != NULL) {
if (!aResult.IsEmpty()) {
aResult.AppendLiteral("; ");
}
bool isScheme = false;
nsXPIDLCString schemeString;
nsXPIDLCString hostPortString;
nsCOMPtr<nsIURI> proxyURI;
rv = ios->NewURI(nsDependentCString(proxyArray[c]),
nsnull,
nsnull,
getter_AddRefs(proxyURI));
if (NS_FAILED(rv)) {
c++;
continue;
}
proxyURI->GetScheme(schemeString);
if (NS_SUCCEEDED(proxyURI->SchemeIs("http", &isScheme)) && isScheme) {
schemeString.AssignLiteral("proxy");
}
aResult.Append(schemeString);
if (NS_SUCCEEDED(proxyURI->SchemeIs("direct", &isScheme)) && !isScheme) {
// Add the proxy URI only if it's not DIRECT
proxyURI->GetHostPort(hostPortString);
aResult.AppendLiteral(" ");
aResult.Append(hostPortString);
}
c++;
}
#ifdef DEBUG
printf("returned PAC proxy string: %s\n", PromiseFlatCString(aResult).get());
#endif
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, NULL, nsUnixSystemProxySettingsConstructor },
{ NULL }
};
static const mozilla::Module::ContractIDEntry kUnixProxyContracts[] = {
{ NS_SYSTEMPROXYSETTINGS_CONTRACTID, &kNS_UNIXSYSTEMPROXYSERVICE_CID },
{ NULL }
};
static const mozilla::Module kUnixProxyModule = {
mozilla::Module::kVersion,
kUnixProxyCIDs,
kUnixProxyContracts
};
NSMODULE_DEFN(nsUnixProxyModule) = &kUnixProxyModule;