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Fix NtQueueApcThreadEx

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momo5502
2025-04-13 13:50:44 +02:00
parent a3f811a466
commit 30e77f5f9a
2 changed files with 20 additions and 2 deletions
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9
src/common/platform/threading.hpp
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@@ -109,4 +109,13 @@ typedef struct _KCONTINUE_ARGUMENT
#define KCONTINUE_FLAG_TEST_ALERT 0x00000001
#define KCONTINUE_FLAG_DELIVER_APC 0x00000002
#ifndef OS_WINDOWS
typedef enum _QUEUE_USER_APC_FLAGS
{
QUEUE_USER_APC_FLAGS_NONE,
QUEUE_USER_APC_FLAGS_SPECIAL_USER_APC,
QUEUE_USER_APC_CALLBACK_DATA_CONTEXT
} QUEUE_USER_APC_FLAGS;
#endif
// NOLINTEND(modernize-use-using,cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)

13
src/windows-emulator/syscalls/thread.cpp
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@@ -600,7 +600,16 @@ namespace syscalls
const uint64_t apc_argument1, const uint64_t apc_argument2,
const uint64_t apc_argument3)
{
return handle_NtQueueApcThreadEx2(c, thread_handle, reserve_handle, 0, apc_routine, apc_argument1,
uint32_t flags{0};
auto real_reserve_handle = reserve_handle;
if (reserve_handle.bits == QUEUE_USER_APC_FLAGS_SPECIAL_USER_APC)
{
real_reserve_handle.bits = 0;
flags = QUEUE_USER_APC_FLAGS_SPECIAL_USER_APC;
static_assert(QUEUE_USER_APC_FLAGS_SPECIAL_USER_APC == 1);
}
return handle_NtQueueApcThreadEx2(c, thread_handle, real_reserve_handle, flags, apc_routine, apc_argument1,
apc_argument2, apc_argument3);
}
@@ -611,4 +620,4 @@ namespace syscalls
return handle_NtQueueApcThreadEx(c, thread_handle, make_handle(0), apc_routine, apc_argument1, apc_argument2,
apc_argument3);
}
}
}