bool _CopyFile(const unicode_t *srcFileName, const unicode_t *desFileName)
{
// if ( strcmp(srcFileName, desFileName) == 0 ) return false;
FILE *srcFile = FSOpenFile(srcFileName);
if ( srcFile == NULL ) return false;
FILE *desFile = FSSCreateFile(desFileName);
if ( desFile == NULL )
{
fclose(srcFile);
return false;
}
char buff[8092];
long readSize = 0;
while ( 1 )
{
readSize = fread(buff, 1, 8092, srcFile);
if ( readSize <= 0 ) break;
fwrite(buff, 1, readSize, desFile);
}
fclose(srcFile);
fclose(desFile);
return true;
}
FILE *FSOpenFile(const char *fileName)
{
#if defined(WIN32) || defined(_WIN32_WCE)
if ( fileName == NULL ) return NULL;
if ( *fileName == 0 ) return NULL;
return fopen(fileName, "rb+");
#elif defined(__APPLE_CPP__) || defined(__APPLE_CC__)
UniString uniString(fileName);
return FSOpenFile(uniString);
#else
UniString uniString(fileName);
return FSOpenFile(uniString);
#endif
}
FILE *FSOpenFile(const char *fileName, int mode)
{
#if defined(WIN32) || defined(_WIN32_WCE)
if ( fileName == NULL ) return NULL;
if ( *fileName == 0 ) return NULL;
char modeStr[4];
int pos = 0;
if ( mode & FS_NEW_CREATE )
modeStr[pos] = 'w';
else if ( mode & FS_APPEND )
modeStr[pos] = 'a';
else
modeStr[pos] = 'r';
pos++;
if ( mode & FS_BINARY )
{
modeStr[pos] = 'b';
pos++;
}
else if ( mode & FS_TEXT )
{
modeStr[pos] = 't';
pos++;
}
if ( mode & FS_READWRITE )
{
modeStr[pos] = '+';
pos++;
}
modeStr[pos] = 0;
return fopen(fileName, modeStr);
#elif defined(__APPLE_CPP__) || defined(__APPLE_CC__)
UniString uniString(fileName);
return FSOpenFile(uniString);
#else
UniString uniString(fileName);
return FSOpenFile(uniString);
#endif
}
FSStatus
FSOpenFileAsync(FSClient *client, FSCmdBlock *block, const char *path, const char *mode, be_val<FSFileHandle> *outHandle, uint32_t flags, FSAsyncData *asyncData)
{
assert(asyncData->callback);
auto result = FSOpenFile(client, block, path, mode, outHandle, flags);
FSAsyncCallback cb = static_cast<uint32_t>(asyncData->callback);
cb(client, block, result, asyncData->param);
return result;
}
FSStatus
SAVEOpenFile(FSClient *client,
FSCmdBlock *block,
uint8_t account,
const char *path,
const char *mode,
be_val<FSFileHandle> *handle,
uint32_t flags)
{
auto fsPath = internal::getSavePath(account, path);
return FSOpenFile(client, block, fsPath.path().c_str(), mode, handle, flags);
}
void DoExtFileHashing_Name(tBuffer *bIn, tBuffer *bOut, u_int32_t id)
{
char *file = BufferGetString(bIn);
int status, fd;
status = FSOpenFile(file, &fd, O_RDONLY, 0, NULL);
DEBUG((MYLOG_DEBUG, "[DoExtFileHashing_Name]File: %s Status: %i", file, status));
if (status == SSH2_FX_OK)
{
DoExtFileHashing_FD(bIn, bOut, id, fd);
xclose(fd);
}
else
SendStatus(bOut, id, status);
free(file);
}
static int FSDrvOpen(struct _reent* r, void* fileStruct, const char* path, int flags, int mode) {
FSFileHandle* handle = (FSFileHandle*) fileStruct;
char modeString[3] = {'\0'};
switch(flags) {
case O_RDONLY:
snprintf(modeString, sizeof(modeString), "r");
break;
case O_WRONLY | O_CREAT | O_TRUNC:
snprintf(modeString, sizeof(modeString), "w");
break;
case O_WRONLY | O_CREAT | O_APPEND:
snprintf(modeString, sizeof(modeString), "a");
break;
case O_RDWR:
snprintf(modeString, sizeof(modeString), "r+");
break;
case O_RDWR | O_CREAT | O_TRUNC:
snprintf(modeString, sizeof(modeString), "w+");
break;
case O_RDWR | O_CREAT | O_APPEND:
snprintf(modeString, sizeof(modeString), "a+");
break;
default:
r->_errno = EINVAL;
return -1;
}
FSStatus err = FSOpenFile(fsClient, fsCmdBlock, path, modeString, handle, FS_RET_ALL_ERROR);
if(err != FS_STATUS_OK) {
FSDrvReportError(r);
return -1;
}
return 0;
}
void _start()
{
/* Load a good stack */
asm(
"lis %r1, 0x1ab5 ;"
"ori %r1, %r1, 0xd138 ;"
);
/* Get a handle to coreinit.rpl */
uint32_t coreinit_h;
OSDynLoad_Acquire("coreinit.rpl", &coreinit_h);
/* Memory allocation and FS functions */
void* (*OSAllocFromSystem)(uint32_t size, int align);
int (*FSInit)();
int (*FSAddClient)(void *client, int unk1);
int (*FSInitCmdBlock)(void *cmd);
int (*FSOpenDir)(void *client, void *cmd, char *path, uint32_t *dir_handle, int unk1);
int (*FSReadDir)(void *client, void *cmd, uint32_t dir_handle, void *buffer, int unk1);
int (*FSGetMountSource)(void *client, void *cmd, int type, mount_source *source, int unk1);
int (*FSMount)(void *client, void *cmd, mount_source *source, char *mountpath, uint32_t pathlength, int unk1);
int (*FSOpenFile)(void *client, void *cmd, char *filepath, char *amode, uint32_t *file_handle, int unk1);
int (*FSReadFile)(void *client, void *cmd, void *buffer, uint32_t size, uint32_t length, uint32_t file_handle, int unk1, int unk2);
OSDynLoad_FindExport(coreinit_h, 0, "OSAllocFromSystem", &OSAllocFromSystem);
OSDynLoad_FindExport(coreinit_h, 0, "FSInit", &FSInit);
OSDynLoad_FindExport(coreinit_h, 0, "FSAddClient", &FSAddClient);
OSDynLoad_FindExport(coreinit_h, 0, "FSInitCmdBlock", &FSInitCmdBlock);
OSDynLoad_FindExport(coreinit_h, 0, "FSOpenDir", &FSOpenDir);
OSDynLoad_FindExport(coreinit_h, 0, "FSReadDir", &FSReadDir);
OSDynLoad_FindExport(coreinit_h, 0, "FSGetMountSource", &FSGetMountSource);
OSDynLoad_FindExport(coreinit_h, 0, "FSMount", &FSMount);
OSDynLoad_FindExport(coreinit_h, 0, "FSOpenFile", &FSOpenFile);
OSDynLoad_FindExport(coreinit_h, 0, "FSReadFile", &FSReadFile);
FSInit();
/* Set up the client and command blocks */
void *client = OSAllocFromSystem(0x1700, 0x20);
void *cmd = OSAllocFromSystem(0xA80, 0x20);
if (!(client && cmd)) OSFatal("Failed to allocate client and command block");
FSAddClient(client, 0);
FSInitCmdBlock(cmd);
// todo: check permissions and throw exception if no mounting permissions available
// OSLockMutex - Probably not. It's a single thread, nothing else can access this, Cross-F does this here
mount_source m_source; // allocate mount source
int ms_result = FSGetMountSource(client, cmd, 0, &m_source, 0); // type 0 = external device
if(ms_result != 0) {
char buf[256];
__os_snprintf(buf, 256, "FSGetMountSource returned error code %d", ms_result);
OSFatal(buf);
}
char mountPath[128]; // usually /vol/external01
int m_result = FSMount(client, cmd, &m_source, mountPath, sizeof(mountPath), -1);
if(m_result != 0) {
char buf[256];
__os_snprintf(buf, 256, "FSMount returned error code %d", m_result);
OSFatal(buf);
}
// OSUnlockMutex
char defaultMountPath[] = "/vol/external01";
if(!strcmp(mountPath, defaultMountPath)) {
char buf[256];
__os_snprintf(buf, 256, "FSMount returned nonstandard mount path: %s", mountPath);
OSFatal(buf);
}
uint32_t file_handle;
int open_result = FSOpenFile(client, cmd, "/vol/external01/SMASHD.txt", "r", &file_handle, 0);
if(open_result != 0) {
char buf[256];
__os_snprintf(buf, 256, "FSOpenFile returned error code %d", open_result);
OSFatal(buf);
}
uint32_t *file_buffer = OSAllocFromSystem(0x200, 0x20);
int read_result = FSReadFile(client, cmd, file_buffer, 1, 25, file_handle, 0, -1); // todo: is size correct? one char one byte; read whole file, not just a few bytes
if(read_result != 0) {
char buf[256];
__os_snprintf(buf, 256, "FSReadFile returned error code %d", read_result);
OSFatal(buf);
}
char *message = (char*)&file_buffer[25];
OSFatal(message);
}
static int sd_fat_open_r (struct _reent *r, void *fileStruct, const char *path, int flags, int mode)
{
sd_fat_private_t *dev = sd_fat_get_device_data(path);
if(!dev) {
r->_errno = ENODEV;
return -1;
}
sd_fat_file_state_t *file = (sd_fat_file_state_t *)fileStruct;
file->dev = dev;
// Determine which mode the file is opened for
file->flags = flags;
const char *mode_str;
if ((flags & 0x03) == O_RDONLY) {
file->read = true;
file->write = false;
file->append = false;
mode_str = "r";
} else if ((flags & 0x03) == O_WRONLY) {
file->read = false;
file->write = true;
file->append = (flags & O_APPEND);
mode_str = file->append ? "a" : "w";
} else if ((flags & 0x03) == O_RDWR) {
file->read = true;
file->write = true;
file->append = (flags & O_APPEND);
mode_str = file->append ? "a+" : "r+";
} else {
r->_errno = EACCES;
return -1;
}
int fd = -1;
OSLockMutex(dev->pMutex);
char *real_path = sd_fat_real_path(path, dev);
if(!path) {
r->_errno = ENOMEM;
OSUnlockMutex(dev->pMutex);
return -1;
}
int result = FSOpenFile(dev->pClient, dev->pCmd, real_path, mode_str, (FSFileHandle*)&fd, -1);
free(real_path);
if(result == 0)
{
FSStat stats;
result = FSGetStatFile(dev->pClient, dev->pCmd, fd, &stats, -1);
if(result != 0) {
FSCloseFile(dev->pClient, dev->pCmd, fd, -1);
r->_errno = result;
OSUnlockMutex(dev->pMutex);
return -1;
}
file->fd = fd;
file->pos = 0;
file->len = stats.size;
OSUnlockMutex(dev->pMutex);
return (int)file;
}
r->_errno = result;
OSUnlockMutex(dev->pMutex);
return -1;
}
