libmocha/source/devoptab/devoptab_fsa_rmdir.cpp

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2022-06-11 17:58:39 +02:00
#include "devoptab_fs.h"
#include "logger.h"
#include <mutex>
int __fsa_rmdir(struct _reent *r,
const char *name) {
FSError status;
if (!name) {
r->_errno = EINVAL;
return -1;
}
char *fixedPath = __fsa_fixpath(r, name);
if (!fixedPath) {
r->_errno = ENOMEM;
return -1;
}
// Check if directory still has files in which case return error
FSDirectoryHandle dirHandle = 0;
auto *deviceData = (FSADeviceData *) r->deviceData;
std::lock_guard<FastLockWrapper> lock(deviceData->mutex);
status = FSAOpenDir(deviceData->clientHandle, fixedPath, &dirHandle);
if (status < 0) {
DEBUG_FUNCTION_LINE_ERR("FSAOpenDir(0x%08X, %s, 0x%08X) failed: %s", deviceData->clientHandle, fixedPath, &dirHandle, FSAGetStatusStr(status));
free(fixedPath);
r->_errno = __fsa_translate_error(status);
return -1;
}
auto *dir_entry = (FSADirectoryEntry *) malloc(sizeof(FSADirectoryEntry));
if (dir_entry == nullptr) {
DEBUG_FUNCTION_LINE_ERR("malloc(sizeof(FSADirectoryEntry)) failed");
free(fixedPath);
FSACloseDir(deviceData->clientHandle, dirHandle);
r->_errno = ENOMEM;
return -1;
}
status = FSAReadDir(deviceData->clientHandle, dirHandle, dir_entry);
FSACloseDir(deviceData->clientHandle, dirHandle);
if (status == FS_ERROR_OK) {
free(fixedPath);
free(dir_entry);
r->_errno = ENOTEMPTY;
return -1;
} else if (status != FS_ERROR_END_OF_DIR) {
DEBUG_FUNCTION_LINE_ERR("FSAReadDir(0x%08X, 0x%08X, 0x%08X) failed: %s", deviceData->clientHandle, dirHandle, dir_entry, FSAGetStatusStr(status));
free(fixedPath);
free(dir_entry);
r->_errno = __fsa_translate_error(status);
return -1;
}
free(dir_entry);
// Remove folder since folder is empty
status = FSARemove(deviceData->clientHandle, fixedPath);
if (status < 0) {
DEBUG_FUNCTION_LINE_ERR("FSARemove(0x%08X, %s) failed: %s", deviceData->clientHandle, fixedPath, FSAGetStatusStr(status));
free(fixedPath);
r->_errno = __fsa_translate_error(status);
return -1;
}
free(fixedPath);
return 0;
}