ini_init.c File Reference

#include <freeldr.h>
#include <debug.h>

Include dependency graph for ini_init.c:

Go to the source code of this file.

Functions
	DBG_DEFAULT_CHANNEL (INIFILE)
BOOLEAN	IniFileInitialize (VOID)

Function Documentation

DBG_DEFAULT_CHANNEL()

DBG_DEFAULT_CHANNEL

(

INIFILE

)

IniFileInitialize()

BOOLEAN IniFileInitialize

(

VOID

)

Definition at line 25 of file ini_init.c.

{
    FILEINFORMATION FileInformation;
    ULONG FileId; // File handle for freeldr.ini
    PCHAR FreeLoaderIniFileData;
    ULONG FreeLoaderIniFileSize, Count;
    ARC_STATUS Status;
    BOOLEAN Success;
 
    TRACE("IniFileInitialize()\n");
 
    /* Try to open freeldr.ini */
    Status = FsOpenFile("freeldr.ini", FrLdrBootPath, OpenReadOnly, &FileId);
    if (Status != ESUCCESS)
    {
        ERR("Error while opening freeldr.ini, Status: %d\n", Status);
 
        /* Try to open boot.ini */
        Status = FsOpenFile("boot.ini", FrLdrBootPath, OpenReadOnly, &FileId);
        if (Status != ESUCCESS)
        {
            ERR("Error while opening boot.ini, Status: %d\n", Status);
            UiMessageBoxCritical("Error opening freeldr.ini/boot.ini or file not found.\nYou need to re-install FreeLoader.");
            return FALSE;
        }
    }
 
    /* Get the file size */
    Status = ArcGetFileInformation(FileId, &FileInformation);
    if (Status != ESUCCESS || FileInformation.EndingAddress.HighPart != 0)
    {
        UiMessageBoxCritical("Error while getting informations about freeldr.ini.\nYou need to re-install FreeLoader.");
        ArcClose(FileId);
        return FALSE;
    }
    FreeLoaderIniFileSize = FileInformation.EndingAddress.LowPart;
 
    /* Allocate memory to cache the whole freeldr.ini */
    FreeLoaderIniFileData = FrLdrTempAlloc(FreeLoaderIniFileSize, TAG_INI_FILE);
    if (!FreeLoaderIniFileData)
    {
        UiMessageBoxCritical("Out of memory while loading freeldr.ini.");
        ArcClose(FileId);
        return FALSE;
    }
 
    /* Load freeldr.ini from the disk */
    Status = ArcRead(FileId, FreeLoaderIniFileData, FreeLoaderIniFileSize, &Count);
    if (Status != ESUCCESS || Count != FreeLoaderIniFileSize)
    {
        ERR("Error while reading freeldr.ini, Status: %d\n", Status);
        UiMessageBoxCritical("Error while reading freeldr.ini.");
        ArcClose(FileId);
        FrLdrTempFree(FreeLoaderIniFileData, TAG_INI_FILE);
        return FALSE;
    }
 
    /* Parse the .ini file data */
    Success = IniParseFile(FreeLoaderIniFileData, FreeLoaderIniFileSize);
 
    /* Do some cleanup, and return */
    ArcClose(FileId);
    FrLdrTempFree(FreeLoaderIniFileData, TAG_INI_FILE);
 
    return Success;
}

Referenced by RunLoader().