1 mike  1.1 /*
 2           **==============================================================================
 3           **
 4           ** Open Management Infrastructure (OMI)
 5           **
 6           ** Copyright (c) Microsoft Corporation
 7           ** 
 8           ** Licensed under the Apache License, Version 2.0 (the "License"); you may not 
 9           ** use this file except in compliance with the License. You may obtain a copy 
10           ** of the License at 
11           **
12           **     http://www.apache.org/licenses/LICENSE-2.0 
13           **
14           ** THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15           ** KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED 
16           ** WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, 
17           ** MERCHANTABLITY OR NON-INFRINGEMENT. 
18           **
19           ** See the Apache 2 License for the specific language governing permissions 
20           ** and limitations under the License.
21           **
22 mike  1.1 **==============================================================================
23           */
24           
25           #ifndef _base_naming_h
26           #define _base_naming_h
27           
28           #include "config.h"
29           #include <common.h>

30 krisbash 1.3 #include <pal/strings.h>

31 mike     1.1 
32              BEGIN_EXTERNC
33              
34              extern const MI_Uint8 __omi_ToLowerTable[256];
35              
36              /* Return MI_TRUE if name is a legal CIM name */

37 krisbash 1.3 MI_Boolean LegalName(const ZChar* name);

38 mike     1.1 
39              /* Return lowercase of this character */
40              MI_INLINE MI_Uint8 ToLower(MI_Uint8 x)
41              {
42                  return __omi_ToLowerTable[x];
43              }
44              
45              /* Return hash code os this name */

46 krisbash 1.3 MI_INLINE MI_Uint32 Hash(const ZChar* name)

47 mike     1.1 {

48 krisbash 1.3     MI_Uint32 n = (MI_Uint32)Tcslen(name);

49 mike     1.1 
50                  if (n == 0)
51                      return 0;
52              
53                  return ToLower((MI_Uint8)name[0]) << 16 |
54                      ToLower((MI_Uint8)name[n-1]) << 8 | n;
55              }
56              

57 krisbash 1.3 /* Determine the length of a name by its code */
58              MI_INLINE MI_Uint32 NameLen(const ZChar* name, MI_Uint32 code)
59              {
60                  /* The 8 least signifiant bits of the length (possibly full length) */
61                  MI_Uint32 n = code & 0xFF;
62                  return name[n] ? (n + (MI_Uint32)Tcslen(name + n)) : n;
63              }
64              

65 mike     1.1 END_EXTERNC
66              
67              #endif /* _base_naming_h */