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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#if defined(XP_MACOSX) || defined(XP_LINUX)
# include <unistd.h>
#elif defined(XP_WIN)
# include <winsock2.h>
#endif
#include "nsNetworkInfoService.h"
#include "mozilla/ScopeExit.h"
#if defined(XP_MACOSX) || defined(XP_WIN) || defined(XP_LINUX)
# include "NetworkInfoServiceImpl.h"
#else
# error "Unsupported platform for nsNetworkInfoService! Check moz.build"
#endif
namespace mozilla::net {
NS_IMPL_ISUPPORTS(nsNetworkInfoService, nsINetworkInfoService)
nsNetworkInfoService::nsNetworkInfoService() = default;
nsresult nsNetworkInfoService::Init() { return NS_OK; }
nsresult nsNetworkInfoService::ListNetworkAddresses(
nsIListNetworkAddressesListener* aListener) {
nsresult rv;
AddrMapType addrMap;
rv = DoListAddresses(addrMap);
if (NS_WARN_IF(NS_FAILED(rv))) {
aListener->OnListNetworkAddressesFailed();
return NS_OK;
}
uint32_t addrCount = addrMap.Count();
nsTArray<nsCString> addrStrings;
if (!addrStrings.SetCapacity(addrCount, fallible)) {
aListener->OnListNetworkAddressesFailed();
return NS_OK;
}
for (auto iter = addrMap.Iter(); !iter.Done(); iter.Next()) {
addrStrings.AppendElement(iter.Data());
}
aListener->OnListedNetworkAddresses(addrStrings);
return NS_OK;
}
// Use platform-specific implementation of DoGetHostname on Cocoa and Windows.
static nsresult DoGetHostname(nsACString& aHostname) {
char hostnameBuf[256];
int result = gethostname(hostnameBuf, 256);
if (result == -1) {
return NS_ERROR_FAILURE;
}
// Ensure that there is always a terminating NUL byte.
hostnameBuf[255] = '\0';
// Find the first '.', terminate string there.
char* dotLocation = strchr(hostnameBuf, '.');
if (dotLocation) {
*dotLocation = '\0';
}
if (strlen(hostnameBuf) == 0) {
return NS_ERROR_FAILURE;
}
aHostname.AssignASCII(hostnameBuf);
return NS_OK;
}
nsresult nsNetworkInfoService::GetHostname(nsIGetHostnameListener* aListener) {
nsresult rv;
nsCString hostnameStr;
rv = DoGetHostname(hostnameStr);
if (NS_FAILED(rv)) {
aListener->OnGetHostnameFailed();
return NS_OK;
}
aListener->OnGotHostname(hostnameStr);
return NS_OK;
}
} // namespace mozilla::net