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 /** GUIX Component                                                        */
16 /**                                                                       */
17 /**   Binres Loader Management (Binres Loader)                            */
18 /**                                                                       */
19 /**************************************************************************/
20 
21 #define GX_SOURCE_CODE
22 
23 
24 /* Include necessary system files.  */
25 
26 #include "gx_api.h"
27 #include "gx_binres_loader.h"
28 #include "gx_system.h"
29 
30 /**************************************************************************/
31 /*                                                                        */
32 /*  FUNCTION                                               RELEASE        */
33 /*                                                                        */
34 /*    _gx_binres_language_count_get                       PORTABLE C      */
35 /*                                                           6.1          */
36 /*  AUTHOR                                                                */
37 /*                                                                        */
38 /*    Kenneth Maxwell, Microsoft Corporation                              */
39 /*                                                                        */
40 /*  DESCRIPTION                                                           */
41 /*                                                                        */
42 /*    This function retrives language count of specified binary resource. */
43 /*                                                                        */
44 /*  INPUT                                                                 */
45 /*                                                                        */
46 /*    root_address                          Root address of binary        */
47 /*                                            resource data               */
48 /*    header                                Returned Language count       */
49 /*                                                                        */
50 /*  OUTPUT                                                                */
51 /*                                                                        */
52 /*    Status                                Completion status             */
53 /*                                                                        */
54 /*  CALLS                                                                 */
55 /*                                                                        */
56 /*    None                                                                */
57 /*                                                                        */
58 /*  CALLED BY                                                             */
59 /*                                                                        */
60 /*    Application Code                                                    */
61 /*    GUIX Internal Code                                                  */
62 /*                                                                        */
63 /*  RELEASE HISTORY                                                       */
64 /*                                                                        */
65 /*    DATE              NAME                      DESCRIPTION             */
66 /*                                                                        */
67 /*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
68 /*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
69 /*                                            resulting in version 6.1    */
70 /*                                                                        */
71 /**************************************************************************/
72 #ifdef GX_BINARY_RESOURCE_SUPPORT
_gx_binres_language_count_get(GX_UBYTE * root_address,GX_VALUE * put_count)73 UINT _gx_binres_language_count_get(GX_UBYTE *root_address, GX_VALUE *put_count)
74 {
75 UINT                status = GX_SUCCESS;
76 GX_BINRES_DATA_INFO info;
77 GX_RESOURCE_HEADER  header;
78 GX_STRING_HEADER    string_header;
79 
80     memset(&info, 0, sizeof(GX_BINRES_DATA_INFO));
81 
82     info.gx_binres_root_address = root_address;
83 
84     /* Read Resource header. */
85     info.gx_binres_read_offset = 0;
86     _gx_binres_resource_header_load(&info, &header);
87 
88     /* Skip theme info.  */
89     info.gx_binres_read_offset += header.gx_resource_header_theme_data_size;
90 
91     if (header.gx_resource_header_magic_number != GX_MAGIC_NUMBER)
92     {
93         return GX_INVALID_FORMAT;
94     }
95 
96     /* Read string header. */
97     _gx_binres_string_header_load(&info, &string_header);
98 
99     if (string_header.gx_string_header_magic_number != GX_MAGIC_NUMBER)
100     {
101         status = GX_INVALID_FORMAT;
102     }
103     else
104     {
105         *put_count = (GX_VALUE)(string_header.gx_string_header_language_count);
106     }
107 
108     return status;
109 }
110 #endif
111 
112