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Fully functional guest<->host trampolines

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This commit is contained in:
Luke Street
2025-10-31 00:45:32 -06:00
parent 55a62a27c9
commit 52cdd7c811
56 changed files with 1683 additions and 1488 deletions
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73
dll/rpcrt4.cpp
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@@ -1,3 +1,5 @@
#include "rpcrt4.h"
#include "common.h"
#include "context.h"
#include "modules.h"
@@ -11,15 +13,6 @@
namespace {
using RPC_STATUS = unsigned long;
using RPC_WSTR = uint16_t *;
using RPC_BINDING_HANDLE = void *;
using RPC_AUTH_IDENTITY_HANDLE = void *;
using LONG_PTR = intptr_t;
using PMIDL_STUB_DESC = void *;
using PFORMAT_STRING = unsigned char *;
using PRPC_MESSAGE = void *;
constexpr RPC_STATUS RPC_S_OK = 0;
constexpr RPC_STATUS RPC_S_INVALID_STRING_BINDING = 1700;
constexpr RPC_STATUS RPC_S_INVALID_BINDING = 1702;
@@ -27,14 +20,6 @@ constexpr RPC_STATUS RPC_S_SERVER_UNAVAILABLE = 1722;
constexpr RPC_STATUS RPC_S_INVALID_ARG = 87;
constexpr RPC_STATUS RPC_S_OUT_OF_MEMORY = 14;
struct RPC_SECURITY_QOS {
unsigned long Version = 0;
unsigned long Capabilities = 0;
unsigned long IdentityTracking = 0;
unsigned long ImpersonationType = 0;
void *AdditionalSecurityInfo = nullptr;
};
struct BindingComponents {
std::u16string objectUuid;
std::u16string protocolSequence;
@@ -57,11 +42,6 @@ struct BindingHandleData {
bool serverReachable = false;
};
union CLIENT_CALL_RETURN {
void *Pointer;
LONG_PTR Simple;
};
std::unordered_map<RPC_WSTR, BindingComponents> g_stringBindings;
std::unordered_map<RPC_BINDING_HANDLE, std::unique_ptr<BindingHandleData>> g_bindingHandles;
@@ -128,10 +108,10 @@ BindingHandleData *getBinding(RPC_BINDING_HANDLE handle) {
} // namespace
extern "C" {
namespace rpcrt4 {
RPC_STATUS WIN_FUNC RpcStringBindingComposeW(RPC_WSTR objUuid, RPC_WSTR protSeq, RPC_WSTR networkAddr,
RPC_WSTR endpoint, RPC_WSTR options, RPC_WSTR *stringBinding) {
RPC_STATUS WINAPI RpcStringBindingComposeW(RPC_WSTR objUuid, RPC_WSTR protSeq, RPC_WSTR networkAddr, RPC_WSTR endpoint,
RPC_WSTR options, RPC_WSTR *stringBinding) {
HOST_CONTEXT_GUARD();
BindingComponents components;
components.objectUuid = toU16(objUuid);
@@ -161,7 +141,7 @@ RPC_STATUS WIN_FUNC RpcStringBindingComposeW(RPC_WSTR objUuid, RPC_WSTR protSeq,
return RPC_S_OK;
}
RPC_STATUS WIN_FUNC RpcBindingFromStringBindingW(RPC_WSTR stringBinding, RPC_BINDING_HANDLE *binding) {
RPC_STATUS WINAPI RpcBindingFromStringBindingW(RPC_WSTR stringBinding, RPC_BINDING_HANDLE *binding) {
HOST_CONTEXT_GUARD();
if (!binding) {
return RPC_S_INVALID_ARG;
@@ -185,10 +165,9 @@ RPC_STATUS WIN_FUNC RpcBindingFromStringBindingW(RPC_WSTR stringBinding, RPC_BIN
return RPC_S_OK;
}
RPC_STATUS WIN_FUNC RpcBindingSetAuthInfoExW(RPC_BINDING_HANDLE binding, RPC_WSTR serverPrincName,
unsigned long authnLevel, unsigned long authnSvc,
RPC_AUTH_IDENTITY_HANDLE authIdentity, unsigned long authzSvc,
RPC_SECURITY_QOS *securityQos) {
RPC_STATUS WINAPI RpcBindingSetAuthInfoExW(RPC_BINDING_HANDLE binding, RPC_WSTR serverPrincName, ULONG authnLevel,
ULONG authnSvc, RPC_AUTH_IDENTITY_HANDLE authIdentity, ULONG authzSvc,
RPC_SECURITY_QOS *securityQos) {
HOST_CONTEXT_GUARD();
BindingHandleData *data = getBinding(binding);
if (!data) {
@@ -210,7 +189,7 @@ RPC_STATUS WIN_FUNC RpcBindingSetAuthInfoExW(RPC_BINDING_HANDLE binding, RPC_WST
return RPC_S_OK;
}
RPC_STATUS WIN_FUNC RpcBindingFree(RPC_BINDING_HANDLE *binding) {
RPC_STATUS WINAPI RpcBindingFree(RPC_BINDING_HANDLE *binding) {
HOST_CONTEXT_GUARD();
if (!binding) {
return RPC_S_INVALID_ARG;
@@ -229,7 +208,7 @@ RPC_STATUS WIN_FUNC RpcBindingFree(RPC_BINDING_HANDLE *binding) {
return RPC_S_OK;
}
RPC_STATUS WIN_FUNC RpcStringFreeW(RPC_WSTR *string) {
RPC_STATUS WINAPI RpcStringFreeW(RPC_WSTR *string) {
HOST_CONTEXT_GUARD();
if (!string) {
return RPC_S_INVALID_ARG;
@@ -247,7 +226,7 @@ RPC_STATUS WIN_FUNC RpcStringFreeW(RPC_WSTR *string) {
return RPC_S_OK;
}
CLIENT_CALL_RETURN WIN_ENTRY NdrClientCall2(PMIDL_STUB_DESC stubDescriptor, PFORMAT_STRING format, ...) {
CLIENT_CALL_RETURN CDECL_NO_CONV NdrClientCall2(PMIDL_STUB_DESC stubDescriptor, PFORMAT_STRING format, ...) {
DEBUG_LOG("STUB: NdrClientCall2 stubDescriptor=%p format=%p\n", stubDescriptor, format);
CLIENT_CALL_RETURN result = {};
result.Simple = RPC_S_SERVER_UNAVAILABLE;
@@ -255,37 +234,17 @@ CLIENT_CALL_RETURN WIN_ENTRY NdrClientCall2(PMIDL_STUB_DESC stubDescriptor, PFOR
return result;
}
void WIN_FUNC NdrServerCall2(PRPC_MESSAGE message) {
VOID WINAPI NdrServerCall2(PRPC_MESSAGE message) {
HOST_CONTEXT_GUARD();
DEBUG_LOG("STUB: NdrServerCall2 message=%p\n", message);
}
} // extern "C"
} // namespace rpcrt4
namespace {
void *resolveByName(const char *name) {
if (std::strcmp(name, "RpcStringBindingComposeW") == 0)
return (void *)RpcStringBindingComposeW;
if (std::strcmp(name, "RpcBindingFromStringBindingW") == 0)
return (void *)RpcBindingFromStringBindingW;
if (std::strcmp(name, "RpcStringFreeW") == 0)
return (void *)RpcStringFreeW;
if (std::strcmp(name, "RpcBindingFree") == 0)
return (void *)RpcBindingFree;
if (std::strcmp(name, "RpcBindingSetAuthInfoExW") == 0)
return (void *)RpcBindingSetAuthInfoExW;
if (std::strcmp(name, "NdrClientCall2") == 0)
return (void *)NdrClientCall2;
if (std::strcmp(name, "NdrServerCall2") == 0)
return (void *)NdrServerCall2;
return nullptr;
}
} // namespace
#include "rpcrt4_trampolines.h"
extern const wibo::ModuleStub lib_rpcrt4 = {
(const char *[]){"rpcrt4", nullptr},
resolveByName,
rpcrt4ThunkByName,
nullptr,
};