policy.cpp File Reference

#include <windef.h>
#include <shlobj.h>
#include <shlwapi.h>
#include <shlwapi_undoc.h>
#include <shlguid_undoc.h>
#include <atlstr.h>
#include <strsafe.h>
#include <new>
#include <wine/debug.h>

Include dependency graph for policy.cpp:

Go to the source code of this file.

Classes
struct	tagSHPOLICY_RESULT
struct	tagSHPOLICY_CONSTRAINT
struct	tagSHPOLICY_ITEM
class	CPolicyCache

Macros
#define	_ATL_NO_EXCEPTIONS

Typedefs
typedef enum tagPOLICY_STATE	POLICY_STATE
typedef struct tagSHPOLICY_RESULT	SHPOLICY_RESULT
typedef struct tagSHPOLICY_RESULT *	PSHPOLICY_RESULT
typedef struct tagSHPOLICY_CONSTRAINT	SHPOLICY_CONSTRAINT
typedef struct tagSHPOLICY_CONSTRAINT *	PSHPOLICY_CONSTRAINT
typedef struct tagSHPOLICY_ITEM	SHPOLICY_ITEM
typedef struct tagSHPOLICY_ITEM *	PSHPOLICY_ITEM

Enumerations
enum	tagPOLICY_STATE { POLICY_STATE_UNCACHED = 0 , POLICY_STATE_NOT_FOUND = 1 , POLICY_STATE_CACHED = 2 }

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (policy)
static BOOL	SHPolicyCache_Create (VOID)
EXTERN_C VOID	SHPolicyCache_DllProcessAttach (VOID)
EXTERN_C VOID	SHPolicyCache_DllProcessDetach (VOID)
EXTERN_C HRESULT WINAPI	SHWindowsPolicyGetValue (_In_ REFGUID rpolid, _Out_opt_ PVOID pvValue, _Out_opt_ PDWORD pcbValue)

Variables
static const SHPOLICY_CONSTRAINT	c_Bool = { SRRF_RT_DWORD, sizeof(DWORD), 0, 1 }
static const SHPOLICY_CONSTRAINT	c_String = { SRRF_RT_REG_SZ, sizeof(WCHAR), 0, 0 }
static const SHPOLICY_CONSTRAINT	c_TriValue = { SRRF_RT_DWORD, sizeof(DWORD), 1, 3 }
static const SHPOLICY_CONSTRAINT	c_Special = { SRRF_RT_DWORD, sizeof(DWORD), 0x1806, 0x1808 }
static const SHPOLICY_ITEM	g_PolicyItems []
CPolicyCache *	g_pPolicyCache = NULL
CRITICAL_SECTION	g_csPolicyLock

Macro Definition Documentation

_ATL_NO_EXCEPTIONS

#define _ATL_NO_EXCEPTIONS

Definition at line 8 of file policy.cpp.

Typedef Documentation

POLICY_STATE

typedef enum tagPOLICY_STATE POLICY_STATE

PSHPOLICY_CONSTRAINT

typedef struct tagSHPOLICY_CONSTRAINT * PSHPOLICY_CONSTRAINT

PSHPOLICY_ITEM

typedef struct tagSHPOLICY_ITEM * PSHPOLICY_ITEM

PSHPOLICY_RESULT

typedef struct tagSHPOLICY_RESULT * PSHPOLICY_RESULT

SHPOLICY_CONSTRAINT

typedef struct tagSHPOLICY_CONSTRAINT SHPOLICY_CONSTRAINT

SHPOLICY_ITEM

typedef struct tagSHPOLICY_ITEM SHPOLICY_ITEM

SHPOLICY_RESULT

typedef struct tagSHPOLICY_RESULT SHPOLICY_RESULT

Enumeration Type Documentation

tagPOLICY_STATE

enum tagPOLICY_STATE

Enumerator
POLICY_STATE_UNCACHED
POLICY_STATE_NOT_FOUND
POLICY_STATE_CACHED

Definition at line 21 of file policy.cpp.

{
    POLICY_STATE_UNCACHED  = 0, // Uncached
    POLICY_STATE_NOT_FOUND = 1, // Not found
    POLICY_STATE_CACHED    = 2, // Cached
} POLICY_STATE;

Function Documentation

SHPolicyCache_Create()

static BOOL SHPolicyCache_Create ( VOID  )

static

Definition at line 245 of file policy.cpp.

{
    if (g_pPolicyCache)
        return TRUE;
 
    CPolicyCache* pCache = new(std::nothrow) CPolicyCache;
    if (!pCache)
        return FALSE;
 
    if (!pCache->Initialize(g_PolicyItems, _countof(g_PolicyItems)))
    {
        delete pCache;
        return FALSE;
    }
 
    g_pPolicyCache = pCache;
    return TRUE;
}

Referenced by SHWindowsPolicyGetValue().

SHPolicyCache_DllProcessAttach()

EXTERN_C VOID SHPolicyCache_DllProcessAttach

(

VOID

)

Definition at line 264 of file policy.cpp.

{
    InitializeCriticalSection(&g_csPolicyLock);
}

Referenced by DllMain().

SHPolicyCache_DllProcessDetach()

EXTERN_C VOID SHPolicyCache_DllProcessDetach

(

VOID

)

Definition at line 269 of file policy.cpp.

{
    CPolicyCache* pCache;
 
    EnterCriticalSection(&g_csPolicyLock);
    pCache = g_pPolicyCache;
    g_pPolicyCache = NULL;
    LeaveCriticalSection(&g_csPolicyLock);
 
    delete pCache;
    DeleteCriticalSection(&g_csPolicyLock);
}

Referenced by DllMain().

SHWindowsPolicyGetValue()

EXTERN_C HRESULT WINAPI SHWindowsPolicyGetValue	(	_In_ REFGUID	rpolid,
		_Out_opt_ PVOID	pvValue,
		_Out_opt_ PDWORD	pcbValue
	)

Definition at line 289 of file policy.cpp.

{
    HRESULT hr = E_FAIL;
 
    EnterCriticalSection(&g_csPolicyLock);
    if (SHPolicyCache_Create())
        hr = g_pPolicyCache->GetValue(rpolid, pvValue, pcbValue);
    LeaveCriticalSection(&g_csPolicyLock);
    return hr;
}

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

policy

)

Variable Documentation

c_Bool

const SHPOLICY_CONSTRAINT c_Bool = { SRRF_RT_DWORD, sizeof(DWORD), 0, 1 }

static

Definition at line 44 of file policy.cpp.

c_Special

const SHPOLICY_CONSTRAINT c_Special = { SRRF_RT_DWORD, sizeof(DWORD), 0x1806, 0x1808 }

static

Definition at line 47 of file policy.cpp.

c_String

const SHPOLICY_CONSTRAINT c_String = { SRRF_RT_REG_SZ, sizeof(WCHAR), 0, 0 }

static

Definition at line 45 of file policy.cpp.

c_TriValue

const SHPOLICY_CONSTRAINT c_TriValue = { SRRF_RT_DWORD, sizeof(DWORD), 1, 3 }

static

Definition at line 46 of file policy.cpp.

g_csPolicyLock

CRITICAL_SECTION g_csPolicyLock

Definition at line 242 of file policy.cpp.

Referenced by SHPolicyCache_DllProcessAttach(), SHPolicyCache_DllProcessDetach(), and SHWindowsPolicyGetValue().

g_PolicyItems

const SHPOLICY_ITEM g_PolicyItems[]

static

Initial value:

=
{
    { POLID_UsePathEnvVarForCommandTemplates, L"Explorer", L"UsePathEnvVarForCommandTemplates",
      &c_Bool },
    { POLID_ScanWithAntiVirus, L"Attachments", L"ScanWithAntiVirus", &c_TriValue },
    { POLID_SaveZoneInformation, L"Attachments", L"SaveZoneInformation", &c_TriValue },
    { POLID_UseTrustedHandlers, L"Attachments", L"UseTrustedHandlers", &c_TriValue },
    { POLID_HideZoneInfoOnProperties, L"Attachments", L"HideZoneInfoOnProperties", &c_Bool },
    { POLID_DefaultFileTypeRisk, L"Associations", L"DefaultFileTypeRisk", &c_Special },
    { POLID_HighRiskFileTypes, L"Associations", L"HighRiskFileTypes", &c_String },
    { POLID_ModRiskFileTypes, L"Associations", L"ModRiskFileTypes", &c_String },
    { POLID_LowRiskFileTypes, L"Associations", L"LowRiskFileTypes", &c_String },
    { POLID_PreXPSP2ShellProtocolBehavior, L"Explorer", L"PreXPSP2ShellProtocolBehavior", &c_Bool },
    { POLID_CompareJunctionness, L"Explorer", L"CompareJunctionness", &c_Bool },
}

Definition at line 58 of file policy.cpp.

Referenced by SHPolicyCache_Create().

g_pPolicyCache

CPolicyCache* g_pPolicyCache = NULL

Definition at line 241 of file policy.cpp.

Referenced by SHPolicyCache_Create(), SHPolicyCache_DllProcessDetach(), and SHWindowsPolicyGetValue().