ReactOS 0.4.15-dev-8100-g1887773
ini_init.c
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1/*
2 * FreeLoader
3 * Copyright (C) 2009 Hervé Poussineau <hpoussin@reactos.org>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19
20#include <freeldr.h>
21
22#include <debug.h>
24
26{
28 ULONG FileId; // File handle for freeldr.ini
29 PCHAR FreeLoaderIniFileData;
30 ULONG FreeLoaderIniFileSize, Count;
33
34 TRACE("IniFileInitialize()\n");
35
36 /* Try to open freeldr.ini */
37 Status = FsOpenFile("freeldr.ini", FrLdrBootPath, OpenReadOnly, &FileId);
38 if (Status != ESUCCESS)
39 {
40 ERR("Error while opening freeldr.ini, Status: %d\n", Status);
41 UiMessageBoxCritical("Error opening freeldr.ini or file not found.\nYou need to re-install FreeLoader.");
42 return FALSE;
43 }
44
45 /* Get the file size */
47 if (Status != ESUCCESS || FileInformation.EndingAddress.HighPart != 0)
48 {
49 UiMessageBoxCritical("Error while getting informations about freeldr.ini.\nYou need to re-install FreeLoader.");
50 ArcClose(FileId);
51 return FALSE;
52 }
53 FreeLoaderIniFileSize = FileInformation.EndingAddress.LowPart;
54
55 /* Allocate memory to cache the whole freeldr.ini */
56 FreeLoaderIniFileData = FrLdrTempAlloc(FreeLoaderIniFileSize, TAG_INI_FILE);
57 if (!FreeLoaderIniFileData)
58 {
59 UiMessageBoxCritical("Out of memory while loading freeldr.ini.");
60 ArcClose(FileId);
61 return FALSE;
62 }
63
64 /* Load freeldr.ini from the disk */
65 Status = ArcRead(FileId, FreeLoaderIniFileData, FreeLoaderIniFileSize, &Count);
66 if (Status != ESUCCESS || Count != FreeLoaderIniFileSize)
67 {
68 ERR("Error while reading freeldr.ini, Status: %d\n", Status);
69 UiMessageBoxCritical("Error while reading freeldr.ini.");
70 ArcClose(FileId);
71 FrLdrTempFree(FreeLoaderIniFileData, TAG_INI_FILE);
72 return FALSE;
73 }
74
75 /* Parse the .ini file data */
76 Success = IniParseFile(FreeLoaderIniFileData, FreeLoaderIniFileSize);
77
78 /* Do some cleanup, and return */
79 ArcClose(FileId);
80 FrLdrTempFree(FreeLoaderIniFileData, TAG_INI_FILE);
81
82 return Success;
83}
unsigned char BOOLEAN
#define ERR(fmt,...)
Definition: debug.h:113
#define DBG_DEFAULT_CHANNEL(ch)
Definition: debug.h:106
ARC_STATUS ArcClose(ULONG FileId)
Definition: fs.c:220
ARC_STATUS ArcGetFileInformation(ULONG FileId, FILEINFORMATION *Information)
Definition: fs.c:252
ARC_STATUS FsOpenFile(IN PCSTR FileName, IN PCSTR DefaultPath OPTIONAL, IN OPENMODE OpenMode, OUT PULONG FileId)
Definition: fs.c:268
ARC_STATUS ArcRead(ULONG FileId, VOID *Buffer, ULONG N, ULONG *Count)
Definition: fs.c:238
FORCEINLINE PVOID FrLdrTempAlloc(_In_ SIZE_T Size, _In_ ULONG Tag)
Definition: mm.h:188
FORCEINLINE VOID FrLdrTempFree(PVOID Allocation, ULONG Tag)
Definition: mm.h:197
VOID UiMessageBoxCritical(_In_ PCSTR MessageText)
Definition: ui.c:372
#define FALSE
Definition: types.h:117
@ Success
Definition: eventcreate.c:712
CCHAR FrLdrBootPath[MAX_PATH]
Definition: freeldr.c:39
Status
Definition: gdiplustypes.h:25
BOOLEAN IniFileInitialize(VOID)
Definition: ini_init.c:25
#define TAG_INI_FILE
Definition: inifile.h:24
BOOLEAN IniParseFile(PCHAR IniFileData, ULONG IniFileSize)
Definition: parse.c:31
static OUT PIO_STATUS_BLOCK OUT PVOID FileInformation
Definition: pipe.c:75
int Count
Definition: noreturn.cpp:7
@ ESUCCESS
Definition: arc.h:32
ULONG ARC_STATUS
Definition: arc.h:4
@ OpenReadOnly
Definition: arc.h:65
#define TRACE(s)
Definition: solgame.cpp:4
@ INIFILE
Definition: tnconfig.cpp:129
uint32_t ULONG
Definition: typedefs.h:59
char * PCHAR
Definition: typedefs.h:51