dlls/wbemprox/wbemprox_private.h

   1 /*
   2  * Copyright 2009 Hans Leidekker for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "wine/list.h"
  20 #include "wine/unicode.h"
  21
  22 IClientSecurity client_security;
  23 struct list *table_list;
  24
  25 #define SIZEOF(array) (sizeof(array)/sizeof((array)[0]))
  26
  27 enum param_direction
  28 {
  29     PARAM_OUT   = -1,
  30     PARAM_INOUT = 0,
  31     PARAM_IN    = 1
  32 };
  33
  34 #define COL_TYPE_MASK    0x0000ffff
  35 #define COL_FLAG_DYNAMIC 0x00010000
  36 #define COL_FLAG_KEY     0x00020000
  37 #define COL_FLAG_METHOD  0x00040000
  38
  39 typedef HRESULT (class_method)(IWbemClassObject *, IWbemClassObject **);
  40
  41 struct column
  42 {
  43     const WCHAR *name;
  44     UINT type;
  45     VARTYPE vartype; /* 0 for default mapping */
  46 };
  47
  48 #define TABLE_FLAG_DYNAMIC 0x00000001
  49
  50 struct table
  51 {
  52     const WCHAR *name;
  53     UINT num_cols;
  54     const struct column *columns;
  55     UINT num_rows;
  56     BYTE *data;
  57     void (*fill)(struct table *);
  58     UINT flags;
  59     struct list entry;
  60 };
  61
  62 struct property
  63 {
  64     const WCHAR *name;
  65     const WCHAR *class;
  66     const struct property *next;
  67 };
  68
  69 enum operator
  70 {
  71     OP_EQ      = 1,
  72     OP_AND     = 2,
  73     OP_OR      = 3,
  74     OP_GT      = 4,
  75     OP_LT      = 5,
  76     OP_LE      = 6,
  77     OP_GE      = 7,
  78     OP_NE      = 8,
  79     OP_ISNULL  = 9,
  80     OP_NOTNULL = 10,
  81     OP_LIKE    = 11
  82 };
  83
  84 struct expr;
  85 struct complex_expr
  86 {
  87     enum operator op;
  88     struct expr *left;
  89     struct expr *right;
  90 };
  91
  92 enum expr_type
  93 {
  94     EXPR_COMPLEX = 1,
  95     EXPR_UNARY   = 2,
  96     EXPR_PROPVAL = 3,
  97     EXPR_SVAL    = 4,
  98     EXPR_IVAL    = 5,
  99     EXPR_BVAL    = 6
 100 };
 101
 102 struct expr
 103 {
 104     enum expr_type type;
 105     union
 106     {
 107         struct complex_expr expr;
 108         const struct property *propval;
 109         const WCHAR *sval;
 110         int ival;
 111     } u;
 112 };
 113
 114 struct view
 115 {
 116     const struct property *proplist;
 117     struct table *table;
 118     const struct expr *cond;
 119     UINT *result;
 120     UINT  count;
 121 };
 122
 123 struct query
 124 {
 125     LONG refs;
 126     struct view *view;
 127     struct list mem;
 128 };
 129
 130 void addref_query( struct query * ) DECLSPEC_HIDDEN;
 131 void release_query( struct query *query ) DECLSPEC_HIDDEN;
 132 HRESULT exec_query( const WCHAR *, IEnumWbemClassObject ** ) DECLSPEC_HIDDEN;
 133 HRESULT parse_query( const WCHAR *, struct view **, struct list * ) DECLSPEC_HIDDEN;
 134 HRESULT create_view( const struct property *, const WCHAR *, const struct expr *,
 135                      struct view ** ) DECLSPEC_HIDDEN;
 136 void destroy_view( struct view * ) DECLSPEC_HIDDEN;
 137 void init_table_list( void ) DECLSPEC_HIDDEN;
 138 struct table *get_table( const WCHAR * ) DECLSPEC_HIDDEN;
 139 struct table *create_table( const WCHAR *, UINT, const struct column *, UINT,
 140                             BYTE *, void (*)(struct table *)) DECLSPEC_HIDDEN;
 141 BOOL add_table( struct table * ) DECLSPEC_HIDDEN;
 142 void free_columns( struct column *, UINT ) DECLSPEC_HIDDEN;
 143 void free_table( struct table * ) DECLSPEC_HIDDEN;
 144 UINT get_type_size( CIMTYPE ) DECLSPEC_HIDDEN;
 145 HRESULT get_column_index( const struct table *, const WCHAR *, UINT * ) DECLSPEC_HIDDEN;
 146 HRESULT get_value( const struct table *, UINT, UINT, LONGLONG * ) DECLSPEC_HIDDEN;
 147 BSTR get_value_bstr( const struct table *, UINT, UINT ) DECLSPEC_HIDDEN;
 148 HRESULT set_value( const struct table *, UINT, UINT, LONGLONG, CIMTYPE ) DECLSPEC_HIDDEN;
 149 HRESULT get_propval( const struct view *, UINT, const WCHAR *, VARIANT *,
 150                      CIMTYPE *, LONG * ) DECLSPEC_HIDDEN;
 151 HRESULT put_propval( const struct view *, UINT, const WCHAR *, VARIANT *, CIMTYPE ) DECLSPEC_HIDDEN;
 152 HRESULT get_properties( const struct view *, SAFEARRAY ** ) DECLSPEC_HIDDEN;
 153 HRESULT get_object( const WCHAR *, IWbemClassObject ** ) DECLSPEC_HIDDEN;
 154
 155 HRESULT WbemLocator_create(IUnknown *, LPVOID *) DECLSPEC_HIDDEN;
 156 HRESULT WbemServices_create(IUnknown *, const WCHAR *, LPVOID *) DECLSPEC_HIDDEN;
 157 HRESULT WbemClassObject_create(IUnknown *, IEnumWbemClassObject *, UINT, LPVOID *) DECLSPEC_HIDDEN;
 158 HRESULT EnumWbemClassObject_create(IUnknown *, struct query *, LPVOID *) DECLSPEC_HIDDEN;
 159
 160 static void *heap_alloc( size_t len ) __WINE_ALLOC_SIZE(1);
 161 static inline void *heap_alloc( size_t len )
 162 {
 163     return HeapAlloc( GetProcessHeap(), 0, len );
 164 }
 165
 166 static void *heap_realloc( void *mem, size_t len ) __WINE_ALLOC_SIZE(2);
 167 static inline void *heap_realloc( void *mem, size_t len )
 168 {
 169     return HeapReAlloc( GetProcessHeap(), 0, mem, len );
 170 }
 171
 172 static void *heap_alloc_zero( size_t len ) __WINE_ALLOC_SIZE(1);
 173 static inline void *heap_alloc_zero( size_t len )
 174 {
 175     return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len );
 176 }
 177
 178 static inline BOOL heap_free( void *mem )
 179 {
 180     return HeapFree( GetProcessHeap(), 0, mem );
 181 }
 182
 183 static inline WCHAR *heap_strdupW( const WCHAR *src )
 184 {
 185     WCHAR *dst;
 186     if (!src) return NULL;
 187     if ((dst = heap_alloc( (strlenW( src ) + 1) * sizeof(WCHAR) ))) strcpyW( dst, src );
 188     return dst;
 189 }