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platform_mac_kernel.cpp
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348 lines (302 loc) · 9.5 KB
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#include "binaryninjaapi.h"
using namespace BinaryNinja;
using namespace std;
Ref<Platform> g_macKernelX86, g_macKernelX64, g_macKernelArmv7, g_macKernelThumb2, g_macKernelArm64;
Ref<Platform> g_iosKernelArmv7, g_iosKernelThumb2, g_iosKernelArm64;
class MacKernelX86Platform: public Platform
{
public:
MacKernelX86Platform(Architecture* arch): Platform(arch, "mac-kernel-x86")
{
Ref<CallingConvention> cc;
cc = arch->GetCallingConventionByName("cdecl");
if (cc)
{
RegisterDefaultCallingConvention(cc);
RegisterCdeclCallingConvention(cc);
}
cc = arch->GetCallingConventionByName("regparm");
if (cc)
RegisterFastcallCallingConvention(cc);
cc = arch->GetCallingConventionByName("stdcall");
if (cc)
RegisterStdcallCallingConvention(cc);
}
virtual bool GetFallbackEnabled() override
{
return false;
}
static Ref<Platform> Recognize(BinaryView* view, Metadata* metadata)
{
auto machoPlatform = metadata->Get("machoplatform");
if (!machoPlatform || !machoPlatform->IsUnsignedInteger())
return nullptr;
if (machoPlatform->GetUnsignedInteger() != 2)
return g_macKernelX86;
return nullptr;
}
};
class MacKernelX64Platform: public Platform
{
public:
MacKernelX64Platform(Architecture* arch): Platform(arch, "mac-kernel-x86_64")
{
Ref<CallingConvention> cc;
cc = arch->GetCallingConventionByName("sysv");
if (cc)
{
RegisterDefaultCallingConvention(cc);
RegisterCdeclCallingConvention(cc);
RegisterFastcallCallingConvention(cc);
RegisterStdcallCallingConvention(cc);
}
}
virtual bool GetFallbackEnabled() override
{
return false;
}
static Ref<Platform> Recognize(BinaryView* view, Metadata* metadata)
{
auto machoPlatform = metadata->Get("machoplatform");
if (!machoPlatform || !machoPlatform->IsUnsignedInteger())
return nullptr;
if (machoPlatform->GetUnsignedInteger() != 2)
return g_macKernelX64;
return nullptr;
}
};
class MacKernelArmv7Platform: public Platform
{
public:
MacKernelArmv7Platform(Architecture* arch, const std::string& name): Platform(arch, name)
{
Ref<CallingConvention> cc;
cc = arch->GetCallingConventionByName("cdecl");
if (cc)
{
RegisterDefaultCallingConvention(cc);
RegisterCdeclCallingConvention(cc);
RegisterFastcallCallingConvention(cc);
RegisterStdcallCallingConvention(cc);
}
}
virtual bool GetFallbackEnabled() override
{
return false;
}
static Ref<Platform> Recognize(BinaryView* view, Metadata* metadata)
{
bool shouldRecognizeOnIOS = false;
if (view->GetFile()->IsBackedByDatabase())
{
if (auto database = view->GetFile()->GetDatabase())
{
if (database->HasGlobal("original_version") && database->ReadGlobal("original_version").asInt64() < 6)
shouldRecognizeOnIOS = true;
}
}
auto machoPlatform = metadata->Get("machoplatform");
if (!machoPlatform || !machoPlatform->IsUnsignedInteger())
return nullptr;
if (machoPlatform->GetUnsignedInteger() != 2 || shouldRecognizeOnIOS)
return g_macKernelArmv7;
return nullptr;
}
};
class MacKernelArm64Platform: public Platform
{
public:
MacKernelArm64Platform(Architecture* arch): Platform(arch, "mac-kernel-aarch64")
{
Ref<CallingConvention> cc;
cc = arch->GetCallingConventionByName("apple-arm64");
if (cc)
{
RegisterDefaultCallingConvention(cc);
RegisterCdeclCallingConvention(cc);
RegisterFastcallCallingConvention(cc);
RegisterStdcallCallingConvention(cc);
}
}
virtual bool GetFallbackEnabled() override
{
return false;
}
static Ref<Platform> Recognize(BinaryView* view, Metadata* metadata)
{
bool shouldRecognizeOnIOS = false;
if (view->GetFile()->IsBackedByDatabase())
{
if (auto database = view->GetFile()->GetDatabase())
{
if (database->HasGlobal("original_version") && database->ReadGlobal("original_version").asInt64() < 6)
shouldRecognizeOnIOS = true;
}
}
auto machoPlatform = metadata->Get("machoplatform");
if (!machoPlatform || !machoPlatform->IsUnsignedInteger())
return nullptr;
if (machoPlatform->GetUnsignedInteger() != 2 || shouldRecognizeOnIOS)
return g_macKernelArm64;
return nullptr;
}
};
class IOSKernelArmv7Platform: public Platform
{
public:
IOSKernelArmv7Platform(Architecture* arch, const std::string& name): Platform(arch, name)
{
Ref<CallingConvention> cc;
cc = arch->GetCallingConventionByName("cdecl");
if (cc)
{
RegisterDefaultCallingConvention(cc);
RegisterCdeclCallingConvention(cc);
RegisterFastcallCallingConvention(cc);
RegisterStdcallCallingConvention(cc);
}
}
virtual bool GetFallbackEnabled() override
{
return false;
}
static Ref<Platform> Recognize(BinaryView* view, Metadata* metadata)
{
auto machoPlatform = metadata->Get("machoplatform");
if (machoPlatform->GetUnsignedInteger() != 2)
return nullptr;
if (!machoPlatform || !machoPlatform->IsUnsignedInteger())
return nullptr;
if (view->GetFile()->IsBackedByDatabase())
{
if (auto database = view->GetFile()->GetDatabase())
{
if (database->HasGlobal("original_version") && database->ReadGlobal("original_version").asInt64() < 6)
{
LogError("%s", "iOS database was saved with mac platform. Unable to upgrade. For iOS typelibs to"
" function properly, this binary must be reopened.");
return nullptr;
}
}
}
return g_iosKernelArmv7;
}
};
class IOSKernelArm64Platform: public Platform
{
public:
IOSKernelArm64Platform(Architecture* arch): Platform(arch, "ios-kernel-aarch64")
{
Ref<CallingConvention> cc;
cc = arch->GetCallingConventionByName("apple-arm64");
if (cc)
{
RegisterDefaultCallingConvention(cc);
RegisterCdeclCallingConvention(cc);
RegisterFastcallCallingConvention(cc);
RegisterStdcallCallingConvention(cc);
}
}
virtual bool GetFallbackEnabled() override
{
return false;
}
static Ref<Platform> Recognize(BinaryView* view, Metadata* metadata)
{
auto machoPlatform = metadata->Get("machoplatform");
if (!machoPlatform || !machoPlatform->IsUnsignedInteger())
return nullptr;
if (machoPlatform->GetUnsignedInteger() != 2)
return nullptr;
if (view->GetFile()->IsBackedByDatabase())
{
if (auto database = view->GetFile()->GetDatabase())
{
if (database->HasGlobal("original_version") && database->ReadGlobal("original_version").asInt64() < 6)
{
LogError("%s", "iOS database was saved with mac platform. Unable to upgrade. For iOS typelibs to"
" function properly, this binary must be reopened.");
return nullptr;
}
}
}
return g_iosKernelArm64;
}
};
extern "C"
{
BN_DECLARE_CORE_ABI_VERSION
#ifndef DEMO_EDITION
BINARYNINJAPLUGIN void CorePluginDependencies()
{
AddOptionalPluginDependency("arch_x86");
AddOptionalPluginDependency("arch_armv7");
AddOptionalPluginDependency("arch_arm64");
AddOptionalPluginDependency("view_macho");
AddOptionalPluginDependency("sharedcache");
}
#endif
#ifdef DEMO_EDITION
bool MacKernelPluginInit()
#else
BINARYNINJAPLUGIN bool CorePluginInit()
#endif
{
Ref<BinaryViewType> viewType = BinaryViewType::GetByName("KCView");
Ref<Architecture> x86 = Architecture::GetByName("x86");
if (x86)
{
g_macKernelX86 = new MacKernelX86Platform(x86);
Platform::Register("mac-kernel", g_macKernelX86);
if (viewType)
viewType->RegisterPlatformRecognizer(7, LittleEndian, MacKernelX86Platform::Recognize);
}
Ref<Architecture> x64 = Architecture::GetByName("x86_64");
if (x64)
{
g_macKernelX64 = new MacKernelX64Platform(x64);
Platform::Register("mac-kernel", g_macKernelX64);
if (viewType)
viewType->RegisterPlatformRecognizer(0x01000007, LittleEndian, MacKernelX64Platform::Recognize);
}
Ref<Architecture> armv7 = Architecture::GetByName("armv7");
Ref<Architecture> thumb2 = Architecture::GetByName("thumb2");
if (armv7 && thumb2)
{
g_macKernelArmv7 = new MacKernelArmv7Platform(armv7, "mac-kernel-armv7");
g_macKernelThumb2 = new MacKernelArmv7Platform(thumb2, "mac-kernel-thumb2");
g_iosKernelArmv7 = new IOSKernelArmv7Platform(armv7, "ios-kernel-armv7");
g_iosKernelThumb2 = new IOSKernelArmv7Platform(thumb2, "ios-kernel-thumb2");
g_macKernelArmv7->AddRelatedPlatform(thumb2, g_macKernelThumb2);
g_macKernelThumb2->AddRelatedPlatform(armv7, g_macKernelArmv7);
g_iosKernelArmv7->AddRelatedPlatform(thumb2, g_iosKernelThumb2);
g_iosKernelThumb2->AddRelatedPlatform(armv7, g_iosKernelArmv7);
Platform::Register("mac-kernel", g_macKernelArmv7);
Platform::Register("ios-kernel", g_iosKernelArmv7);
Platform::Register("mac-kernel", g_macKernelThumb2);
Platform::Register("ios-kernel", g_iosKernelThumb2);
if (viewType)
{
viewType->RegisterPlatformRecognizer(0xc, LittleEndian, MacKernelArmv7Platform::Recognize);
viewType->RegisterPlatformRecognizer(0xc, LittleEndian, IOSKernelArmv7Platform::Recognize);
}
}
Ref<Architecture> arm64 = Architecture::GetByName("aarch64");
if (arm64)
{
g_macKernelArm64 = new MacKernelArm64Platform(arm64);
g_iosKernelArm64 = new IOSKernelArm64Platform(arm64);
Platform::Register("mac-kernel", g_macKernelArm64);
Platform::Register("ios-kernel", g_iosKernelArm64);
if (viewType)
{
viewType->RegisterPlatformRecognizer(0, LittleEndian, MacKernelArm64Platform::Recognize);
viewType->RegisterPlatformRecognizer(0x0100000c, LittleEndian, MacKernelArm64Platform::Recognize);
viewType->RegisterPlatformRecognizer(0x0200000c, LittleEndian, MacKernelArm64Platform::Recognize);
viewType->RegisterPlatformRecognizer(0, LittleEndian, IOSKernelArm64Platform::Recognize);
viewType->RegisterPlatformRecognizer(0x0100000c, LittleEndian, IOSKernelArm64Platform::Recognize);
}
}
return true;
}
}