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 /** Directory */
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_directory.h"
29
30
31 FX_CALLER_CHECKING_EXTERNS
32
33
34 /**************************************************************************/
35 /* */
36 /* FUNCTION RELEASE */
37 /* */
38 /* _fxe_directory_long_name_get_extended PORTABLE C */
39 /* 6.1 */
40 /* AUTHOR */
41 /* */
42 /* William E. Lamie, Microsoft Corporation */
43 /* */
44 /* DESCRIPTION */
45 /* */
46 /* This function checks for errors in the long name get service. */
47 /* */
48 /* INPUT */
49 /* */
50 /* media_ptr Media control block pointer */
51 /* short_file_name Pointer to short (8.3) name */
52 /* long_file_name Pointer to long (max 255) name*/
53 /* long_file_name_buffer_length Buffer length for long name */
54 /* */
55 /* OUTPUT */
56 /* */
57 /* return status */
58 /* */
59 /* CALLS */
60 /* */
61 /* _fx_directory_long_name_get_extended Actual long name get service */
62 /* */
63 /* CALLED BY */
64 /* */
65 /* Application Code */
66 /* */
67 /* RELEASE HISTORY */
68 /* */
69 /* DATE NAME DESCRIPTION */
70 /* */
71 /* 05-19-2020 William E. Lamie Initial Version 6.0 */
72 /* 09-30-2020 William E. Lamie Modified comment(s), */
73 /* resulting in version 6.1 */
74 /* */
75 /**************************************************************************/
_fxe_directory_long_name_get_extended(FX_MEDIA * media_ptr,CHAR * short_file_name,CHAR * long_file_name,UINT long_file_name_buffer_length)76 UINT _fxe_directory_long_name_get_extended(FX_MEDIA *media_ptr, CHAR *short_file_name, CHAR *long_file_name, UINT long_file_name_buffer_length)
77 {
78
79 UINT status;
80
81
82 /* Check for a NULL media or file name pointer. */
83 if ((media_ptr == FX_NULL) || (short_file_name == FX_NULL) || (long_file_name == FX_NULL))
84 {
85 return(FX_PTR_ERROR);
86 }
87
88 /* Check for zero length buffer. */
89 if (long_file_name_buffer_length == 0)
90 {
91 return(FX_BUFFER_ERROR);
92 }
93
94 /* Check for a valid caller. */
95 FX_CALLER_CHECKING_CODE
96
97 /* Call actual long name get service. */
98 status = _fx_directory_long_name_get_extended(media_ptr, short_file_name, long_file_name, long_file_name_buffer_length);
99
100 /* Return status to the caller. */
101 return(status);
102 }
103
104
