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mountmgr: Add ioctl to enumerate host credentials on macOS.

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Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hans Leidekker 2020-09-03 14:59:08 +02:00 committed by Alexandre Julliard
parent f69b9e2446
commit bf9ae67275
4 changed files with 155 additions and 1 deletions
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2
dlls/mountmgr.sys/device.c
View File

@ -159,7 +159,7 @@ static char *strdupA( const char *str )
return ret;
}
static WCHAR *strdupW( const WCHAR *str )
WCHAR *strdupW( const WCHAR *str )
{
WCHAR *ret;

142
dlls/mountmgr.sys/mountmgr.c
View File

@ -836,6 +836,137 @@ static NTSTATUS delete_credential( void *buff, SIZE_T insize, SIZE_T outsize, IO
CFRelease( item );
return STATUS_SUCCESS;
}
static BOOL match_credential( void *data, UInt32 data_len, const WCHAR *filter )
{
int len;
WCHAR *targetname;
const WCHAR *p;
BOOL ret;
if (!*filter) return TRUE;
len = MultiByteToWideChar( CP_UTF8, 0, data, data_len, NULL, 0 );
if (!(targetname = RtlAllocateHeap( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) ))) return FALSE;
MultiByteToWideChar( CP_UTF8, 0, data, data_len, targetname, len );
targetname[len] = 0;
TRACE( "comparing filter %s to target name %s\n", debugstr_w(filter), debugstr_w(targetname) );
p = strchrW( filter, '*' );
ret = CompareStringW( GetThreadLocale(), NORM_IGNORECASE, filter,
(p && !p[1]) ? p - filter : -1, targetname, (p && !p[1]) ? p - filter : -1 ) == CSTR_EQUAL;
RtlFreeHeap( GetProcessHeap(), 0, targetname );
return ret;
}
static NTSTATUS search_credentials( const WCHAR *filter, struct mountmgr_credential_list *list, SIZE_T *ret_count, SIZE_T *ret_size )
{
SecKeychainSearchRef search;
SecKeychainItemRef item;
int status;
ULONG i = 0;
SIZE_T data_offset, data_size = 0, size;
NTSTATUS ret = STATUS_NOT_FOUND;
status = SecKeychainSearchCreateFromAttributes( NULL, kSecGenericPasswordItemClass, NULL, &search );
if (status != noErr)
{
ERR( "SecKeychainSearchCreateFromAttributes returned status %d\n", status );
return STATUS_INTERNAL_ERROR;
}
while (SecKeychainSearchCopyNext( search, &item ) == noErr)
{
SecKeychainAttributeInfo info;
SecKeychainAttributeList *attr_list;
UInt32 info_tags[] = { kSecServiceItemAttr };
BOOL match;
info.count = ARRAY_SIZE(info_tags);
info.tag = info_tags;
info.format = NULL;
status = SecKeychainItemCopyAttributesAndData( item, &info, NULL, &attr_list, NULL, NULL );
if (status != noErr)
{
WARN( "SecKeychainItemCopyAttributesAndData returned status %d\n", status );
CFRelease( item );
continue;
}
if (attr_list->count != 1 || attr_list->attr[0].tag != kSecServiceItemAttr)
{
SecKeychainItemFreeAttributesAndData( attr_list, NULL );
CFRelease( item );
continue;
}
TRACE( "service item: %.*s\n", (int)attr_list->attr[0].length, (char *)attr_list->attr[0].data );
match = match_credential( attr_list->attr[0].data, attr_list->attr[0].length, filter );
SecKeychainItemFreeAttributesAndData( attr_list, NULL );
if (!match)
{
CFRelease( item );
continue;
}
if (!list) ret = fill_credential( item, FALSE, NULL, 0, 0, &size );
else
{
data_offset = FIELD_OFFSET( struct mountmgr_credential_list, creds[list->count] ) -
FIELD_OFFSET( struct mountmgr_credential_list, creds[i] ) + data_size;
ret = fill_credential( item, FALSE, &list->creds[i], data_offset, list->size - data_offset, &size );
}
CFRelease( item );
if (ret == STATUS_NOT_FOUND) continue;
if (ret != STATUS_SUCCESS) break;
data_size += size - sizeof(struct mountmgr_credential);
i++;
}
if (ret_count) *ret_count = i;
if (ret_size) *ret_size = FIELD_OFFSET( struct mountmgr_credential_list, creds[i] ) + data_size;
CFRelease( search );
return ret;
}
static NTSTATUS enumerate_credentials( void *buff, SIZE_T insize, SIZE_T outsize, IO_STATUS_BLOCK *iosb )
{
struct mountmgr_credential_list *list = buff;
WCHAR *filter;
SIZE_T size, count;
Boolean saved_user_interaction_allowed;
NTSTATUS status;
if (!check_credential_string( buff, insize, list->filter_size, list->filter_offset )) return STATUS_INVALID_PARAMETER;
if (!(filter = strdupW( (const WCHAR *)((const char *)list + list->filter_offset) ))) return STATUS_NO_MEMORY;
SecKeychainGetUserInteractionAllowed( &saved_user_interaction_allowed );
SecKeychainSetUserInteractionAllowed( false );
if ((status = search_credentials( filter, NULL, &count, &size )) == STATUS_SUCCESS)
{
if (size > outsize)
{
if (size >= sizeof(list->size)) list->size = size;
iosb->Information = sizeof(list->size);
status = STATUS_MORE_ENTRIES;
}
else
{
list->size = size;
list->count = count;
iosb->Information = size;
status = search_credentials( filter, list, NULL, NULL );
}
}
SecKeychainSetUserInteractionAllowed( saved_user_interaction_allowed );
RtlFreeHeap( GetProcessHeap(), 0, filter );
return status;
}
#endif /* __APPLE__ */
/* handler for ioctls on the mount manager device */
@ -937,6 +1068,17 @@ static NTSTATUS WINAPI mountmgr_ioctl( DEVICE_OBJECT *device, IRP *irp )
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&irp->IoStatus );
break;
case IOCTL_MOUNTMGR_ENUMERATE_CREDENTIALS:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_credential_list))
{
irp->IoStatus.u.Status = STATUS_INVALID_PARAMETER;
break;
}
irp->IoStatus.u.Status = enumerate_credentials( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&irp->IoStatus );
break;
#endif
default:
FIXME( "ioctl %x not supported\n", irpsp->Parameters.DeviceIoControl.IoControlCode );

2
dlls/mountmgr.sys/mountmgr.h
View File

@ -36,6 +36,8 @@
extern void initialize_dbus(void) DECLSPEC_HIDDEN;
extern void initialize_diskarbitration(void) DECLSPEC_HIDDEN;
extern WCHAR *strdupW( const WCHAR * ) DECLSPEC_HIDDEN;
/* device functions */
enum device_type

10
include/ddk/mountmgr.h
View File

@ -77,6 +77,7 @@ struct mountmgr_unix_drive
#define IOCTL_MOUNTMGR_READ_CREDENTIAL CTL_CODE(MOUNTMGRCONTROLTYPE, 48, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_MOUNTMGR_WRITE_CREDENTIAL CTL_CODE(MOUNTMGRCONTROLTYPE, 49, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_MOUNTMGR_DELETE_CREDENTIAL CTL_CODE(MOUNTMGRCONTROLTYPE, 50, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_MOUNTMGR_ENUMERATE_CREDENTIALS CTL_CODE(MOUNTMGRCONTROLTYPE, 51, METHOD_BUFFERED, FILE_READ_ACCESS)
struct mountmgr_credential
{
@ -92,6 +93,15 @@ struct mountmgr_credential
FILETIME last_written;
};
struct mountmgr_credential_list
{
ULONG size;
ULONG count;
ULONG filter_offset;
ULONG filter_size;
struct mountmgr_credential creds[1];
};
#define IOCTL_MOUNTMGR_QUERY_DHCP_REQUEST_PARAMS CTL_CODE(MOUNTMGRCONTROLTYPE, 64, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
struct mountmgr_dhcp_request_param