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sys, dll: QuerySecurity, SetSecurity

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This commit is contained in:
Bill Zissimopoulos
2016-02-19 14:07:41 -08:00
parent 12bbddfb19
commit 7e90092028
8 changed files with 252 additions and 23 deletions
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53
tst/winfsp-tests/memfs.cpp
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@ -553,6 +553,57 @@ NTSTATUS Rename(FSP_FILE_SYSTEM *FileSystem,
return STATUS_SUCCESS;
}
static NTSTATUS GetSecurity(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode0,
PSECURITY_DESCRIPTOR SecurityDescriptor, SIZE_T *PSecurityDescriptorSize)
{
MEMFS_FILE_NODE *FileNode = (MEMFS_FILE_NODE *)FileNode0;
if (FileNode->FileSecuritySize > *PSecurityDescriptorSize)
{
*PSecurityDescriptorSize = FileNode->FileSecuritySize;
return STATUS_BUFFER_OVERFLOW;
}
*PSecurityDescriptorSize = FileNode->FileSecuritySize;
if (0 != SecurityDescriptor)
memcpy(SecurityDescriptor, FileNode->FileSecurity, FileNode->FileSecuritySize);
return STATUS_SUCCESS;
}
static NTSTATUS SetSecurity(FSP_FILE_SYSTEM *FileSystem,
FSP_FSCTL_TRANSACT_REQ *Request,
PVOID FileNode0,
SECURITY_INFORMATION SecurityInformation, PSECURITY_DESCRIPTOR SecurityDescriptor)
{
MEMFS_FILE_NODE *FileNode = (MEMFS_FILE_NODE *)FileNode0;
PSECURITY_DESCRIPTOR NewSecurityDescriptor, FileSecurity;
SIZE_T FileSecuritySize;
NTSTATUS Result;
Result = FspSetSecurityDescriptor(FileSystem, Request, FileNode->FileSecurity,
&NewSecurityDescriptor);
if (!NT_SUCCESS(Result))
return Result;
FileSecuritySize = GetSecurityDescriptorLength(NewSecurityDescriptor);
FileSecurity = (PSECURITY_DESCRIPTOR)malloc(FileSecuritySize);
if (0 == FileSecurity)
{
FspDeleteSecurityDescriptor(NewSecurityDescriptor, (NTSTATUS (*)())FspSetSecurityDescriptor);
return STATUS_INSUFFICIENT_RESOURCES;
}
memcpy(FileSecurity, SecurityDescriptor, FileSecuritySize);
FspDeleteSecurityDescriptor(NewSecurityDescriptor, (NTSTATUS (*)())FspSetSecurityDescriptor);
FileNode->FileSecuritySize = FileSecuritySize;
FileNode->FileSecurity = FileSecurity;
return STATUS_SUCCESS;
}
static FSP_FILE_SYSTEM_INTERFACE MemfsInterface =
{
GetVolumeInfo,
@ -569,6 +620,8 @@ static FSP_FILE_SYSTEM_INTERFACE MemfsInterface =
SetFileSize,
CanDelete,
Rename,
GetSecurity,
SetSecurity,
};
static VOID MemfsEnterOperation(FSP_FILE_SYSTEM *FileSystem,