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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/. */
#include "nsMacUtilsImpl.h"
#include <CoreFoundation/CoreFoundation.h>
NS_IMPL_ISUPPORTS(nsMacUtilsImpl, nsIMacUtils)
nsresult
nsMacUtilsImpl::GetArchString(nsAString& aArchString)
{
if (!mBinaryArchs.IsEmpty()) {
aArchString.Assign(mBinaryArchs);
return NS_OK;
}
aArchString.Truncate();
bool foundPPC = false,
foundX86 = false,
foundPPC64 = false,
foundX86_64 = false;
CFBundleRef mainBundle = ::CFBundleGetMainBundle();
if (!mainBundle) {
return NS_ERROR_FAILURE;
}
CFArrayRef archList = ::CFBundleCopyExecutableArchitectures(mainBundle);
if (!archList) {
return NS_ERROR_FAILURE;
}
CFIndex archCount = ::CFArrayGetCount(archList);
for (CFIndex i = 0; i < archCount; i++) {
CFNumberRef arch =
static_cast<CFNumberRef>(::CFArrayGetValueAtIndex(archList, i));
int archInt = 0;
if (!::CFNumberGetValue(arch, kCFNumberIntType, &archInt)) {
::CFRelease(archList);
return NS_ERROR_FAILURE;
}
if (archInt == kCFBundleExecutableArchitecturePPC) {
foundPPC = true;
} else if (archInt == kCFBundleExecutableArchitectureI386) {
foundX86 = true;
} else if (archInt == kCFBundleExecutableArchitecturePPC64) {
foundPPC64 = true;
} else if (archInt == kCFBundleExecutableArchitectureX86_64) {
foundX86_64 = true;
}
}
::CFRelease(archList);
// The order in the string must always be the same so
// don't do this in the loop.
if (foundPPC) {
mBinaryArchs.AppendLiteral("ppc");
}
if (foundX86) {
if (!mBinaryArchs.IsEmpty()) {
mBinaryArchs.Append('-');
}
mBinaryArchs.AppendLiteral("i386");
}
if (foundPPC64) {
if (!mBinaryArchs.IsEmpty()) {
mBinaryArchs.Append('-');
}
mBinaryArchs.AppendLiteral("ppc64");
}
if (foundX86_64) {
if (!mBinaryArchs.IsEmpty()) {
mBinaryArchs.Append('-');
}
mBinaryArchs.AppendLiteral("x86_64");
}
aArchString.Assign(mBinaryArchs);
return (aArchString.IsEmpty() ? NS_ERROR_FAILURE : NS_OK);
}
NS_IMETHODIMP
nsMacUtilsImpl::GetIsUniversalBinary(bool* aIsUniversalBinary)
{
if (NS_WARN_IF(!aIsUniversalBinary)) {
return NS_ERROR_INVALID_ARG;
}
*aIsUniversalBinary = false;
nsAutoString archString;
nsresult rv = GetArchString(archString);
if (NS_FAILED(rv)) {
return rv;
}
// The delimiter char in the arch string is '-', so if that character
// is in the string we know we have multiple architectures.
*aIsUniversalBinary = (archString.Find("-") > -1);
return NS_OK;
}
NS_IMETHODIMP
nsMacUtilsImpl::GetArchitecturesInBinary(nsAString& aArchString)
{
return GetArchString(aArchString);
}
// True when running under binary translation (Rosetta).
NS_IMETHODIMP
nsMacUtilsImpl::GetIsTranslated(bool* aIsTranslated)
{
#ifdef __ppc__
static bool sInitialized = false;
// Initialize sIsNative to 1. If the sysctl fails because it doesn't
// exist, then translation is not possible, so the process must not be
// running translated.
static int32_t sIsNative = 1;
if (!sInitialized) {
size_t sz = sizeof(sIsNative);
sysctlbyname("sysctl.proc_native", &sIsNative, &sz, nullptr, 0);
sInitialized = true;
}
*aIsTranslated = !sIsNative;
#else
// Translation only exists for ppc code. Other architectures aren't
// translated.
*aIsTranslated = false;
#endif
return NS_OK;
}
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