1 /***************************************************************************
2  * Copyright (c) 2024 Microsoft Corporation
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the MIT License which is available at
6  * https://opensource.org/licenses/MIT.
7  *
8  * SPDX-License-Identifier: MIT
9  **************************************************************************/
10 
11 
12 /**************************************************************************/
13 /**************************************************************************/
14 /**                                                                       */
15 /** FileX Component                                                       */
16 /**                                                                       */
17 /**   Utility                                                             */
18 /**                                                                       */
19 /**************************************************************************/
20 /**************************************************************************/
21 
22 #define FX_SOURCE_CODE
23 
24 
25 /* Include necessary system files.  */
26 
27 #include "fx_api.h"
28 #include "fx_utility.h"
29 
30 
31 /**************************************************************************/
32 /*                                                                        */
33 /*  FUNCTION                                               RELEASE        */
34 /*                                                                        */
35 /*    _fx_utility_string_length_get                       PORTABLE C      */
36 /*                                                           6.1          */
37 /*  AUTHOR                                                                */
38 /*                                                                        */
39 /*    William E. Lamie, Microsoft Corporation                             */
40 /*                                                                        */
41 /*  DESCRIPTION                                                           */
42 /*                                                                        */
43 /*    This function returns length of string up to the maximum length.    */
44 /*                                                                        */
45 /*  INPUT                                                                 */
46 /*                                                                        */
47 /*    string                                Pointer to string             */
48 /*    max_length                            Maximum length which can be   */
49 /*                                            returned by function        */
50 /*                                                                        */
51 /*  OUTPUT                                                                */
52 /*                                                                        */
53 /*    return length of string                                             */
54 /*                                                                        */
55 /*  CALLS                                                                 */
56 /*                                                                        */
57 /*    None                                                                */
58 /*                                                                        */
59 /*  CALLED BY                                                             */
60 /*                                                                        */
61 /*    _fx_utility_absolute_path_get         Get absolute path             */
62 /*                                                                        */
63 /*  RELEASE HISTORY                                                       */
64 /*                                                                        */
65 /*    DATE              NAME                      DESCRIPTION             */
66 /*                                                                        */
67 /*  05-19-2020     William E. Lamie         Initial Version 6.0           */
68 /*  09-30-2020     William E. Lamie         Modified comment(s),          */
69 /*                                            resulting in version 6.1    */
70 /*                                                                        */
71 /**************************************************************************/
_fx_utility_string_length_get(CHAR * string,UINT max_length)72 UINT  _fx_utility_string_length_get(CHAR *string, UINT max_length)
73 {
74 
75 UINT length;
76 
77     /* Initialize length to 0.  */
78     length = 0;
79 
80     /* Loop to calculate the length.  */
81     while (string[length] && (length < max_length))
82     {
83 
84         /* Increment the length (index).  */
85         length++;
86     }
87 
88     /* Return length.  */
89     return(length);
90 }
91 
92