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 
29 /**************************************************************************/
30 /*                                                                        */
31 /*  FUNCTION                                               RELEASE        */
32 /*                                                                        */
33 /*    gx_binres_language_info_load                        PORTABLE C      */
34 /*                                                           6.1          */
35 /*  AUTHOR                                                                */
36 /*                                                                        */
37 /*    Kenneth Maxwell, Microsoft Corporation                              */
38 /*                                                                        */
39 /*  DESCRIPTION                                                           */
40 /*                                                                        */
41 /*    This function retrives language header information.                 */
42 /*                                                                        */
43 /*  INPUT                                                                 */
44 /*                                                                        */
45 /*    root_address                          Root address of binary        */
46 /*                                            resource data               */
47 /*    header                                Returned Language header      */
48 /*                                                                        */
49 /*  OUTPUT                                                                */
50 /*                                                                        */
51 /*    Status                                Completion status             */
52 /*                                                                        */
53 /*  CALLS                                                                 */
54 /*                                                                        */
55 /*    None                                                                */
56 /*                                                                        */
57 /*  CALLED BY                                                             */
58 /*                                                                        */
59 /*    Application Code                                                    */
60 /*    GUIX Internal Code                                                  */
61 /*                                                                        */
62 /*  RELEASE HISTORY                                                       */
63 /*                                                                        */
64 /*    DATE              NAME                      DESCRIPTION             */
65 /*                                                                        */
66 /*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
67 /*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
68 /*                                            resulting in version 6.1    */
69 /*                                                                        */
70 /**************************************************************************/
71 #ifdef GX_BINARY_RESOURCE_SUPPORT
_gx_binres_language_info_load(GX_UBYTE * root_address,GX_LANGUAGE_HEADER * put_info)72 UINT _gx_binres_language_info_load(GX_UBYTE *root_address, GX_LANGUAGE_HEADER *put_info)
73 {
74 UINT                status = GX_SUCCESS;
75 GX_BINRES_DATA_INFO info;
76 GX_RESOURCE_HEADER  header;
77 GX_STRING_HEADER    string_header;
78 UINT                lang_index;
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         for (lang_index = 0; lang_index < string_header.gx_string_header_language_count; lang_index++)
106         {
107             /* Read language header.  */
108             _gx_binres_language_header_load(&info, put_info);
109 
110             if (put_info -> gx_language_header_magic_number != GX_MAGIC_NUMBER)
111             {
112                 status = GX_INVALID_FORMAT;
113                 break;
114             }
115             info.gx_binres_read_offset += put_info -> gx_language_header_data_size;
116             put_info++;
117         }
118     }
119 
120     return status;
121 }
122 #endif
123 
124