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vrclient: Validate exact size for InputSkeletalActionData_t.

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CW-Bug-Id: #25461
This commit is contained in:
Paul Gofman 2025-05-28 17:22:23 -06:00
parent 32e146c3e5
commit b8ebaf63de
2 changed files with 49 additions and 23 deletions
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42
vrclient_x64/gen_wrapper.py
View File

@ -147,19 +147,19 @@ SIZED_STRUCTS = {
"VROverlayView_t",
}
STRUCTS_NEXT_IS_SIZE = [
"VREvent_t",
"VRControllerState001_t",
"InputAnalogActionData_t",
"InputDigitalActionData_t",
"InputPoseActionData_t",
"InputSkeletalActionData_t",
"CameraVideoStreamFrameHeader_t",
"Compositor_CumulativeStats",
"VRActiveActionSet_t",
"InputOriginInfo_t",
"InputBindingInfo_t",
]
STRUCTS_NEXT_IS_SIZE = {
"VREvent_t" : None,
"VRControllerState001_t" : None,
"InputAnalogActionData_t" : None,
"InputDigitalActionData_t" : None,
"InputPoseActionData_t" : None,
"InputSkeletalActionData_t" : "/* VRInputError_WrongType */ 2",
"CameraVideoStreamFrameHeader_t" : None,
"Compositor_CumulativeStats" : None,
"VRActiveActionSet_t" : None,
"InputOriginInfo_t" : None,
"InputBindingInfo_t" : None,
}
STRUCTS_IS_INPUT_ARRAY = [
"VRActiveActionSet_t",
@ -265,7 +265,6 @@ MANUAL_METHODS = {
OUTSTR_PARAMS = {
}
def is_manual_method(klass, method, abi):
version = re.search(r'(\d+)$', klass.version)
@ -933,7 +932,7 @@ def handle_method_c(klass, method, winclassname, out):
next_name, next_param = params[i + 1]
if next_param and next_param.type.spelling == "uint32_t":
out(f' {declspec(param.type.get_pointee(), f"w_{name}", "w_")};\n')
param_sizes[name] = next_name
param_sizes[name] = (next_name, STRUCTS_NEXT_IS_SIZE.get(strip_ns(real_type.spelling)))
out(f' struct {method.full_name}_params params =\n')
out(u' {\n')
@ -952,11 +951,18 @@ def handle_method_c(klass, method, winclassname, out):
if 'eTextureType' in names:
out(u' if (eTextureType == TextureType_DirectX) FIXME( "Not implemented Direct3D API!\\n" );\n')
for name, size in param_sizes.items():
out(f' {size} = min( {size}, sizeof(w_{name}) );\n')
for name, (size, size_check_error) in param_sizes.items():
if size_check_error is not None:
out(f' if ({size} != sizeof(w_{name}))\n')
out(u' {\n')
out(f' WARN("Unexpected size %u.\\n", {size});\n')
out(f' return {size_check_error};\n')
out(u' }\n')
else:
out(f' {size} = min( {size}, sizeof(w_{name}) );\n')
out(f' if ({name}) memcpy( &w_{name}, {name}, {size} );\n')
out(f' VRCLIENT_CALL( {method.full_name}, &params );\n')
for name, size in param_sizes.items():
for name, (size, _) in param_sizes.items():
out(f' if ({name}) memcpy( {name}, &w_{name}, {size} );\n')
if method.name in OUTSTR_PARAMS and OUTSTR_PARAMS[method.name] in names:

30
vrclient_x64/winIVRInput.c
View File

@ -525,7 +525,11 @@ uint32_t __thiscall winIVRInput_IVRInput_004_GetSkeletalActionData(struct w_ifac
.ulRestrictToDevice = ulRestrictToDevice,
};
TRACE("%p\n", _this);
unActionDataSize = min( unActionDataSize, sizeof(w_pActionData) );
if (unActionDataSize != sizeof(w_pActionData))
{
WARN("Unexpected size %u.\n", unActionDataSize);
return /* VRInputError_WrongType */ 2;
}
if (pActionData) memcpy( &w_pActionData, pActionData, unActionDataSize );
VRCLIENT_CALL( IVRInput_IVRInput_004_GetSkeletalActionData, &params );
if (pActionData) memcpy( pActionData, &w_pActionData, unActionDataSize );
@ -919,7 +923,11 @@ uint32_t __thiscall winIVRInput_IVRInput_005_GetSkeletalActionData(struct w_ifac
.unActionDataSize = unActionDataSize,
};
TRACE("%p\n", _this);
unActionDataSize = min( unActionDataSize, sizeof(w_pActionData) );
if (unActionDataSize != sizeof(w_pActionData))
{
WARN("Unexpected size %u.\n", unActionDataSize);
return /* VRInputError_WrongType */ 2;
}
if (pActionData) memcpy( &w_pActionData, pActionData, unActionDataSize );
VRCLIENT_CALL( IVRInput_IVRInput_005_GetSkeletalActionData, &params );
if (pActionData) memcpy( pActionData, &w_pActionData, unActionDataSize );
@ -1441,7 +1449,11 @@ uint32_t __thiscall winIVRInput_IVRInput_006_GetSkeletalActionData(struct w_ifac
.unActionDataSize = unActionDataSize,
};
TRACE("%p\n", _this);
unActionDataSize = min( unActionDataSize, sizeof(w_pActionData) );
if (unActionDataSize != sizeof(w_pActionData))
{
WARN("Unexpected size %u.\n", unActionDataSize);
return /* VRInputError_WrongType */ 2;
}
if (pActionData) memcpy( &w_pActionData, pActionData, unActionDataSize );
VRCLIENT_CALL( IVRInput_IVRInput_006_GetSkeletalActionData, &params );
if (pActionData) memcpy( pActionData, &w_pActionData, unActionDataSize );
@ -1968,7 +1980,11 @@ uint32_t __thiscall winIVRInput_IVRInput_007_GetSkeletalActionData(struct w_ifac
.unActionDataSize = unActionDataSize,
};
TRACE("%p\n", _this);
unActionDataSize = min( unActionDataSize, sizeof(w_pActionData) );
if (unActionDataSize != sizeof(w_pActionData))
{
WARN("Unexpected size %u.\n", unActionDataSize);
return /* VRInputError_WrongType */ 2;
}
if (pActionData) memcpy( &w_pActionData, pActionData, unActionDataSize );
VRCLIENT_CALL( IVRInput_IVRInput_007_GetSkeletalActionData, &params );
if (pActionData) memcpy( pActionData, &w_pActionData, unActionDataSize );
@ -2534,7 +2550,11 @@ uint32_t __thiscall winIVRInput_IVRInput_010_GetSkeletalActionData(struct w_ifac
.unActionDataSize = unActionDataSize,
};
TRACE("%p\n", _this);
unActionDataSize = min( unActionDataSize, sizeof(w_pActionData) );
if (unActionDataSize != sizeof(w_pActionData))
{
WARN("Unexpected size %u.\n", unActionDataSize);
return /* VRInputError_WrongType */ 2;
}
if (pActionData) memcpy( &w_pActionData, pActionData, unActionDataSize );
VRCLIENT_CALL( IVRInput_IVRInput_010_GetSkeletalActionData, &params );
if (pActionData) memcpy( pActionData, &w_pActionData, unActionDataSize );