static bool ParseProfilesDir()
{
if(!dir)
return false;
char *ext;
struct dirent *entry = NULL;
int i = 0;
while(i < MAX_BROWSER_SIZE)
{
entry = readdir(dir);
if(entry == NULL)
break;
if(entry->d_name[0] == '.' && entry->d_name[1] != '.')
continue;
if(strcmp(entry->d_name, "..") == 0)
continue;
if(entry->d_type==DT_DIR) continue;
ext = GetExt(entry->d_name);
if(ext == NULL || stricmp(ext, "wtp") != 0)
continue;
if(!AddBrowserEntry())
{
break;
}
snprintf(browserList[browser.numEntries+i].filename, MAXJOLIET, "%s", entry->d_name);
StripExt(browserList[browser.numEntries+i].displayname, browserList[browser.numEntries+i].filename); // hide file extension
i++;
}
// Sort the file list
if(i >= 0)
qsort(browserList, browser.numEntries+i, sizeof(BROWSERENTRY), FileSortCallback);
browser.numEntries += i;
if(entry == NULL)
{
closedir(dir); // close directory
dir = NULL;
return false; // no more entries
}
return true; // more entries
}
/***************************************************************************
* Browse subdirectories
**************************************************************************/
int
ParseDirectory(bool waitParse, bool filter)
{
int retry = 1;
bool mounted = false;
parseFilter = filter;
ResetBrowser(); // reset browser
// add trailing slash
if(browser.dir[strlen(browser.dir)-1] != '/')
strcat(browser.dir, "/");
// open the directory
while(dir == NULL && retry == 1)
{
mounted = ChangeInterface(browser.dir, NOTSILENT);
if(mounted)
dir = opendir(browser.dir);
else
return -1;
if(dir == NULL)
retry = ErrorPromptRetry("Error opening directory!");
}
// if we can't open the dir, try higher levels
if (dir == NULL)
{
char * devEnd = strrchr(browser.dir, '/');
while(!IsDeviceRoot(browser.dir))
{
devEnd[0] = 0; // strip slash
devEnd = strrchr(browser.dir, '/');
if(devEnd == NULL)
break;
devEnd[1] = 0; // strip remaining file listing
dir = opendir(browser.dir);
if (dir)
break;
}
}
if(dir == NULL)
return -1;
if(IsDeviceRoot(browser.dir))
{
AddBrowserEntry();
sprintf(browserList[0].filename, "..");
sprintf(browserList[0].displayname, "Up One Level");
browserList[0].length = 0;
browserList[0].isdir = 1; // flag this as a dir
browserList[0].icon = ICON_FOLDER;
browser.numEntries++;
}
parseHalt = false;
ParseDirEntries(); // index first 20 entries
LWP_ResumeThread(parsethread); // index remaining entries
if(waitParse) // wait for complete parsing
{
ShowAction("Loading...");
while(!LWP_ThreadIsSuspended(parsethread))
usleep(THREAD_SLEEP);
CancelAction();
}
return browser.numEntries;
}
static bool ParseDirEntries()
{
if(!dir)
return false;
char *ext;
struct dirent *entry = NULL;
int isdir;
int i = 0;
while(i < 20 && !parseHalt)
{
entry = readdir(dir);
if(entry == NULL)
break;
if(entry->d_name[0] == '.' && entry->d_name[1] != '.')
continue;
if(strcmp(entry->d_name, "..") == 0)
{
isdir = 1;
}
else
{
if(entry->d_type==DT_DIR)
isdir = 1;
else
isdir = 0;
// don't show the file if it's not a valid ROM
if(parseFilter && !isdir)
{
ext = GetExt(entry->d_name);
if(ext == NULL)
continue;
if( stricmp(ext, "agb") != 0 && stricmp(ext, "gba") != 0 &&
stricmp(ext, "bin") != 0 && stricmp(ext, "elf") != 0 &&
stricmp(ext, "mb") != 0 && stricmp(ext, "dmg") != 0 &&
stricmp(ext, "gb") != 0 && stricmp(ext, "gbc") != 0 &&
stricmp(ext, "cgb") != 0 && stricmp(ext, "sgb") != 0 &&
stricmp(ext, "zip") != 0 && stricmp(ext, "7z") != 0)
continue;
}
}
if(!AddBrowserEntry())
{
parseHalt = true;
break;
}
snprintf(browserList[browser.numEntries+i].filename, MAXJOLIET, "%s", entry->d_name);
browserList[browser.numEntries+i].isdir = isdir; // flag this as a dir
if(isdir)
{
if(strcmp(entry->d_name, "..") == 0)
sprintf(browserList[browser.numEntries+i].displayname, "Up One Level");
else
snprintf(browserList[browser.numEntries+i].displayname, MAXJOLIET, "%s", browserList[browser.numEntries+i].filename);
browserList[browser.numEntries+i].icon = ICON_FOLDER;
}
else
{
StripExt(browserList[browser.numEntries+i].displayname, browserList[browser.numEntries+i].filename); // hide file extension
}
i++;
}
if(!parseHalt)
{
// Sort the file list
if(i >= 0)
qsort(browserList, browser.numEntries+i, sizeof(BROWSERENTRY), FileSortCallback);
browser.numEntries += i;
}
if(entry == NULL || parseHalt)
{
closedir(dir); // close directory
dir = NULL;
return false; // no more entries
}
return true; // more entries
}
int SzParse(char * filepath)
{
if(!filepath)
return 0;
int device;
if(!FindDevice(browser.dir, &device) || !GetFileSize(browser.selIndex))
return 0;
int nbfiles = 0;
// save the length/offset of this file
unsigned int filelen = browserList[browser.selIndex].length;
// setup archive stream
SzArchiveStream.offset = 0;
SzArchiveStream.len = filelen;
SzArchiveStream.pos = 0;
// open file
file = fopen (filepath, "rb");
if(!file)
return 0;
// set szMethod to current chosen load device
szMethod = device;
// set handler functions for reading data from SD/USB/SMB/DVD
SzArchiveStream.InStream.Read = SzFileReadImp;
SzArchiveStream.InStream.Seek = SzFileSeekImp;
// set default 7Zip SDK handlers for allocation and freeing memory
SzAllocImp.Alloc = SzAlloc;
SzAllocImp.Free = SzFree;
SzAllocTempImp.Alloc = SzAllocTemp;
SzAllocTempImp.Free = SzFreeTemp;
// prepare CRC and 7Zip database structures
InitCrcTable();
SzArDbExInit(&SzDb);
// open the archive
SzRes = SzArchiveOpen(&SzArchiveStream.InStream, &SzDb, &SzAllocImp,
&SzAllocTempImp);
if (SzRes != SZ_OK)
{
SzDisplayError(SzRes);
// free memory used by the 7z SDK
SzClose();
}
else // archive opened successfully
{
if(SzDb.Database.NumFiles > 0)
{
// Parses the 7z into a full file listing
HaltParseThread(); // halt parsing
ResetBrowser(); // reset browser
// add '..' folder in case the user wants exit the 7z
AddBrowserEntry();
sprintf(browserList[0].displayname, "Up One Level");
browserList[0].isdir = 1;
browserList[0].length = filelen;
browserList[0].icon = ICON_FOLDER;
// get contents and parse them into file list structure
unsigned int SzI, SzJ;
SzJ = 1;
for (SzI = 0; SzI < SzDb.Database.NumFiles; SzI++)
{
SzF = SzDb.Database.Files + SzI;
// skip directories
if (SzF->IsDirectory)
continue;
if(!AddBrowserEntry())
{
ResetBrowser();
ErrorPrompt("Out of memory: too many files!");
SzClose();
SzJ = 0;
break;
}
// parse information about this file to the file list structure
snprintf(browserList[SzJ].filename, MAXJOLIET, "%s", SzF->Name);
StripExt(browserList[SzJ].displayname, browserList[SzJ].filename);
browserList[SzJ].length = SzF->Size; // filesize
browserList[SzJ].isdir = 0; // only files will be displayed (-> no flags)
browserList[SzJ].filenum = SzI; // the extraction function identifies the file with this number
SzJ++;
}
nbfiles = SzJ;
}
else
{
SzClose();
}
}
CancelAction();
// close file
fclose(file);
return nbfiles;
}
/****************************************************************************
* BrowserChangeFolder
*
* Update current directory and set new entry list if directory has changed
***************************************************************************/
int BrowserChangeFolder()
{
int device = 0;
FindDevice(browser.dir, &device);
if(inSz && browser.selIndex == 0) // inside a 7z, requesting to leave
{
inSz = false;
SzClose();
}
if(!UpdateDirName())
return -1;
HaltParseThread();
CleanupPath(browser.dir);
ResetBrowser();
if(browser.dir[0] != 0)
{
if(strstr(browser.dir, ".7z"))
{
BrowserLoadSz();
}
else
{
ParseDirectory(true, true);
}
FindAndSelectLastLoadedFile();
}
if(browser.numEntries == 0)
{
browser.dir[0] = 0;
int i=0;
#ifdef HW_RVL
AddBrowserEntry();
sprintf(browserList[i].filename, "sd:/");
sprintf(browserList[i].displayname, "SD Card");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_SD;
i++;
AddBrowserEntry();
sprintf(browserList[i].filename, "usb:/");
sprintf(browserList[i].displayname, "USB Mass Storage");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_USB;
i++;
#else
AddBrowserEntry();
sprintf(browserList[i].filename, "carda:/");
sprintf(browserList[i].displayname, "SD Gecko Slot A");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_SD;
i++;
AddBrowserEntry();
sprintf(browserList[i].filename, "cardb:/");
sprintf(browserList[i].displayname, "SD Gecko Slot B");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_SD;
i++;
#endif
AddBrowserEntry();
sprintf(browserList[i].filename, "smb:/");
sprintf(browserList[i].displayname, "Network Share");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_SMB;
i++;
AddBrowserEntry();
sprintf(browserList[i].filename, "dvd:/");
sprintf(browserList[i].displayname, "Data DVD");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_DVD;
i++;
browser.numEntries += i;
}
if(browser.dir[0] == 0)
{
GCSettings.LoadFolder[0] = 0;
GCSettings.LoadMethod = 0;
}
else
{
char * path = StripDevice(browser.dir);
if(path != NULL)
strcpy(GCSettings.LoadFolder, path);
FindDevice(browser.dir, &GCSettings.LoadMethod);
}
return browser.numEntries;
}
/****************************************************************************
* BrowserChangeFolder
*
* Update current directory and set new entry list if directory has changed
***************************************************************************/
int BrowserChangeFolder()
{
int device = 0;
FindDevice(browser.dir, &device);
if(!UpdateDirName()){
return -1;
}
HaltParseThread(); // halt parsing
CleanupPath(browser.dir);
ResetBrowser(); // reset browser
if(browser.dir[0] != 0){
ParseDirectory();
}
if(browser.numEntries == 0)
{
browser.dir[0] = 0;
int i=0;
#if 0
AddBrowserEntry();
sprintf(browserList[i].filename, "uda:/");
sprintf(browserList[i].displayname, "USB Mass Storage");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_USB;
i++;
AddBrowserEntry();
sprintf(browserList[i].filename, "sda0:/");
sprintf(browserList[i].displayname, "Hard Drive");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_SD;
i++;
AddBrowserEntry();
sprintf(browserList[i].filename, "smb:/");
sprintf(browserList[i].displayname, "Network Share");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_SMB;
i++;
AddBrowserEntry();
sprintf(browserList[i].filename, "dvd:/");
sprintf(browserList[i].displayname, "Data DVD");
browserList[i].length = 0;
browserList[i].isdir = 1;
browserList[i].icon = ICON_DVD;
i++;
#else
// dynamic use
int iusb = 0;
int ihdd = 0;
int imisc = 0;
for (int id = 3; id < STD_MAX; id++) {
if (devoptab_list[id]->structSize) {
AddBrowserEntry();
sprintf(browserList[i].filename, "%s:/", devoptab_list[id]->name);
browserList[i].length = 0;
browserList[i].isdir = 1;
switch(browserList[i].filename[0]) {
case 'u':
{
browserList[i].icon = ICON_USB;
sprintf(browserList[i].displayname, "USB Mass Storage %d", iusb++);
break;
}
case 's':
{
browserList[i].icon = ICON_SD;
sprintf(browserList[i].displayname, "Hard Drive %d", ihdd++);
break;
}
default:
{
browserList[i].icon = ICON_DVD;
sprintf(browserList[i].displayname, "DVD %d", imisc++);
break;
}
}
printf("findDevices : %s\r\n", browserList[i].filename);
i++;
}
}
#endif
browser.numEntries += i;
}
if(browser.dir[0] == 0)
{
GCSettings.LoadFolder[0] = 0;
GCSettings.LoadMethod = 0;
}
else
{
char * path = StripDevice(browser.dir);
if(path != NULL)
strcpy(GCSettings.LoadFolder, path);
FindDevice(browser.dir, &GCSettings.LoadMethod);
}
return browser.numEntries;
}
