blob: 9d946ad0df10c8c6c8912ea936165cf8fe515498 [file] [log] [blame]
/*
* Copyright (C) 2018-2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import <wtf/cocoa/Entitlements.h>
#import <wtf/OSObjectPtr.h>
#import <wtf/RetainPtr.h>
#import <wtf/cf/TypeCastsCF.h>
#import <wtf/spi/cocoa/SecuritySPI.h>
#import <wtf/text/WTFString.h>
namespace WTF {
static bool hasEntitlement(SecTaskRef task, const char* entitlement)
{
if (!task)
return false;
auto string = adoptCF(CFStringCreateWithCStringNoCopy(kCFAllocatorDefault, entitlement, kCFStringEncodingASCII, kCFAllocatorNull));
return adoptCF(SecTaskCopyValueForEntitlement(task, string.get(), nullptr)) == kCFBooleanTrue;
}
bool hasEntitlement(audit_token_t token, const char* entitlement)
{
return hasEntitlement(adoptCF(SecTaskCreateWithAuditToken(kCFAllocatorDefault, token)).get(), entitlement);
}
bool hasEntitlement(xpc_connection_t connection, const char *entitlement)
{
auto value = adoptOSObject(xpc_connection_copy_entitlement_value(connection, entitlement));
return value && xpc_get_type(value.get()) == XPC_TYPE_BOOL && xpc_bool_get_value(value.get());
}
bool processHasEntitlement(const char* entitlement)
{
return hasEntitlement(adoptCF(SecTaskCreateFromSelf(kCFAllocatorDefault)).get(), entitlement);
}
bool hasEntitlementValue(audit_token_t token, const char* entitlement, const char* value)
{
auto secTaskForToken = adoptCF(SecTaskCreateWithAuditToken(kCFAllocatorDefault, token));
if (!secTaskForToken)
return { };
auto string = adoptCF(CFStringCreateWithCStringNoCopy(kCFAllocatorDefault, entitlement, kCFStringEncodingASCII, kCFAllocatorNull));
String entitlementValue = dynamic_cf_cast<CFStringRef>(adoptCF(SecTaskCopyValueForEntitlement(secTaskForToken.get(), string.get(), nullptr)).get());
return entitlementValue == value;
}
} // namespace WTF