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Milestone 5: deliver embedded RDP sessions and lifecycle hardening

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Keith Smith
2026-03-03 18:59:26 -07:00
parent 230a401386
commit 36006bd4aa
2941 changed files with 724359 additions and 77 deletions
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178
third_party/FreeRDP/server/shadow/shadow_input.c vendored Normal file
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/**
* FreeRDP: A Remote Desktop Protocol Implementation
*
* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <winpr/assert.h>
#include <freerdp/config.h>
#include <freerdp/log.h>
#include "shadow.h"
#define TAG SERVER_TAG("shadow.input")
WINPR_ATTR_NODISCARD
static BOOL shadow_input_synchronize_event(rdpInput* input, UINT32 flags)
{
WINPR_ASSERT(input);
rdpShadowClient* client = (rdpShadowClient*)input->context;
WINPR_ASSERT(client);
WINPR_ASSERT(client->server);
rdpShadowSubsystem* subsystem = client->server->subsystem;
WINPR_ASSERT(subsystem);
WLog_DBG(TAG, "[%s] flags=0x%04" PRIx16, client->mayInteract ? "use" : "discard", flags);
if (!client->mayInteract)
return TRUE;
return IFCALLRESULT(TRUE, subsystem->SynchronizeEvent, subsystem, client, flags);
}
WINPR_ATTR_NODISCARD
static BOOL shadow_input_keyboard_event(rdpInput* input, UINT16 flags, UINT8 code)
{
WINPR_ASSERT(input);
rdpShadowClient* client = (rdpShadowClient*)input->context;
WINPR_ASSERT(client);
WINPR_ASSERT(client->server);
rdpShadowSubsystem* subsystem = client->server->subsystem;
WINPR_ASSERT(subsystem);
WLog_DBG(TAG, "[%s] flags=0x%04" PRIx16, client->mayInteract ? "use" : "discard", flags);
if (!client->mayInteract)
return TRUE;
return IFCALLRESULT(TRUE, subsystem->KeyboardEvent, subsystem, client, flags, code);
}
WINPR_ATTR_NODISCARD
static BOOL shadow_input_unicode_keyboard_event(rdpInput* input, UINT16 flags, UINT16 code)
{
WINPR_ASSERT(input);
rdpShadowClient* client = (rdpShadowClient*)input->context;
WINPR_ASSERT(client);
WINPR_ASSERT(client->server);
rdpShadowSubsystem* subsystem = client->server->subsystem;
WINPR_ASSERT(subsystem);
WLog_DBG(TAG, "[%s] flags=0x%04" PRIx16, client->mayInteract ? "use" : "discard", flags);
if (!client->mayInteract)
return TRUE;
return IFCALLRESULT(TRUE, subsystem->UnicodeKeyboardEvent, subsystem, client, flags, code);
}
WINPR_ATTR_NODISCARD
static BOOL shadow_input_mouse_event(rdpInput* input, UINT16 flags, UINT16 x, UINT16 y)
{
WINPR_ASSERT(input);
rdpShadowClient* client = (rdpShadowClient*)input->context;
WINPR_ASSERT(client);
WINPR_ASSERT(client->server);
rdpShadowSubsystem* subsystem = client->server->subsystem;
WINPR_ASSERT(subsystem);
if (client->server->shareSubRect)
{
x += client->server->subRect.left;
y += client->server->subRect.top;
}
if ((flags & (PTR_FLAGS_WHEEL | PTR_FLAGS_HWHEEL | PTR_FLAGS_WHEEL_NEGATIVE)) == 0)
{
client->pointerX = x;
client->pointerY = y;
if ((client->pointerX == subsystem->pointerX) && (client->pointerY == subsystem->pointerY))
{
flags &= ~PTR_FLAGS_MOVE;
if (!(flags & (PTR_FLAGS_BUTTON1 | PTR_FLAGS_BUTTON2 | PTR_FLAGS_BUTTON3)))
return TRUE;
}
}
WLog_DBG(TAG, "[%s] flags=0x%04" PRIx16 ", x=%" PRIu16 ", y=%" PRIu16,
client->mayInteract ? "use" : "discard", flags, x, y);
if (!client->mayInteract)
return TRUE;
return IFCALLRESULT(TRUE, subsystem->MouseEvent, subsystem, client, flags, x, y);
}
WINPR_ATTR_NODISCARD
static BOOL shadow_input_rel_mouse_event(rdpInput* input, UINT16 flags, INT16 xDelta, INT16 yDelta)
{
WINPR_ASSERT(input);
rdpShadowClient* client = (rdpShadowClient*)input->context;
WINPR_ASSERT(client);
WINPR_ASSERT(client->server);
rdpShadowSubsystem* subsystem = client->server->subsystem;
WINPR_ASSERT(subsystem);
WLog_DBG(TAG, "[%s] flags=0x%04" PRIx16 ", x=%" PRId16 ", y=%" PRId16,
client->mayInteract ? "use" : "discard", flags, xDelta, yDelta);
const uint16_t mask = PTR_FLAGS_MOVE | PTR_FLAGS_DOWN | PTR_FLAGS_BUTTON1 | PTR_FLAGS_BUTTON2 |
PTR_FLAGS_BUTTON3 | PTR_XFLAGS_BUTTON1 | PTR_XFLAGS_BUTTON2;
if ((flags & mask) != 0)
{
WLog_WARN(TAG, "Unknown flags 0x%04x", WINPR_CXX_COMPAT_CAST(unsigned, flags & ~mask));
}
if (!client->mayInteract)
return TRUE;
return IFCALLRESULT(TRUE, subsystem->RelMouseEvent, subsystem, client, flags, xDelta, yDelta);
}
WINPR_ATTR_NODISCARD
static BOOL shadow_input_extended_mouse_event(rdpInput* input, UINT16 flags, UINT16 x, UINT16 y)
{
WINPR_ASSERT(input);
rdpShadowClient* client = (rdpShadowClient*)input->context;
WINPR_ASSERT(client);
WINPR_ASSERT(client->server);
rdpShadowSubsystem* subsystem = client->server->subsystem;
WINPR_ASSERT(subsystem);
if (client->server->shareSubRect)
{
x += client->server->subRect.left;
y += client->server->subRect.top;
}
client->pointerX = x;
client->pointerY = y;
WLog_DBG(TAG, "[%s] flags=0x%04" PRIx16 ", x=%" PRIu16 ", y=%" PRIu16,
client->mayInteract ? "use" : "discard", flags, x, y);
if (!client->mayInteract)
return TRUE;
return IFCALLRESULT(TRUE, subsystem->ExtendedMouseEvent, subsystem, client, flags, x, y);
}
void shadow_input_register_callbacks(rdpInput* input)
{
WINPR_ASSERT(input);
input->SynchronizeEvent = shadow_input_synchronize_event;
input->KeyboardEvent = shadow_input_keyboard_event;
input->UnicodeKeyboardEvent = shadow_input_unicode_keyboard_event;
input->MouseEvent = shadow_input_mouse_event;
input->ExtendedMouseEvent = shadow_input_extended_mouse_event;
input->RelMouseEvent = shadow_input_rel_mouse_event;
}