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[idd] clipboard: route file dataset records

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This commit is contained in:
Geoffrey McRae
2026-08-14 13:42:25 +10:00
parent dbf52cb405
commit 88fd0da19e
4 changed files with 61 additions and 6 deletions
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17
idd/LGCommon/CClipboardChannel.cpp
View File

@@ -91,14 +91,16 @@ namespace
case KVMFR_CLIPBOARD_MESSAGE_REQUEST:
return record.clipboardGeneration && record.transfer &&
kvmfrClipboardFormatValid(record.format) && !record.offset &&
kvmfrClipboardRepresentationFormatValid(record.format) &&
!record.offset &&
!record.size && !record.flags && !record.token &&
!record.length && !record.sequence;
case KVMFR_CLIPBOARD_MESSAGE_DATA:
{
if (!record.clipboardGeneration || !record.transfer ||
!kvmfrClipboardFormatValid(record.format) || record.token ||
!kvmfrClipboardRepresentationFormatValid(record.format) ||
record.token ||
(record.flags & ~(KVMFR_CLIPBOARD_FLAG_BEGIN |
KVMFR_CLIPBOARD_FLAG_END)) ||
(!record.length && !(record.flags & KVMFR_CLIPBOARD_FLAG_END)) ||
@@ -115,9 +117,18 @@ namespace
case KVMFR_CLIPBOARD_MESSAGE_CANCEL:
return record.transfer && !record.offset && !record.size &&
(!record.format || kvmfrClipboardFormatValid(record.format)) &&
(!record.format ||
kvmfrClipboardRepresentationFormatValid(record.format)) &&
!record.flags && !record.length && !record.sequence;
case KVMFR_CLIPBOARD_MESSAGE_FILE_ACQUIRE:
case KVMFR_CLIPBOARD_MESSAGE_FILE_ACQUIRED:
case KVMFR_CLIPBOARD_MESSAGE_FILE_RELEASE:
case KVMFR_CLIPBOARD_MESSAGE_FILE_REQUEST:
case KVMFR_CLIPBOARD_MESSAGE_FILE_DATA:
case KVMFR_CLIPBOARD_MESSAGE_FILE_CANCEL:
return kvmfrClipboardFileMessageValid(&record);
default:
return false;
}

3
idd/LGCommon/CClipboardRing.cpp
View File

@@ -113,8 +113,9 @@ bool CClipboardRing::Valid(const ClipboardRingSlot& slot)
{
return slot.header.version == KVMFR_CLIPBOARD_VERSION &&
slot.header.type >= KVMFR_CLIPBOARD_MESSAGE_CLAIM &&
slot.header.type <= KVMFR_CLIPBOARD_MESSAGE_GRANT &&
slot.header.type <= KVMFR_CLIPBOARD_MESSAGE_FILE_CANCEL &&
slot.header.length <= KVMFR_CLIPBOARD_DATA_BYTES &&
(slot.header.type == KVMFR_CLIPBOARD_MESSAGE_DATA ||
slot.header.type == KVMFR_CLIPBOARD_MESSAGE_FILE_DATA ||
!slot.header.length);
}

2
idd/LGCommon/ClipboardRing.h
View File

@@ -26,7 +26,7 @@
#include <stdint.h>
static constexpr uint32_t LG_CLIPBOARD_MAPPING_MAGIC = 0x4c474342U;
static constexpr uint32_t LG_CLIPBOARD_MAPPING_VERSION = 1U;
static constexpr uint32_t LG_CLIPBOARD_MAPPING_VERSION = 2U;
struct ClipboardRingSlot
{