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Merge and improve new storage rename/move

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This commit is contained in:
Willy-JL
2023-11-16 02:40:36 +00:00
parent a4d01d5d88
commit 09c6cf168e
2 changed files with 127 additions and 87 deletions
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162
applications/services/storage/storage_external_api.c
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@@ -470,91 +470,125 @@ FS_Error storage_common_remove(Storage* storage, const char* path) {
return S_RETURN_ERROR;
}
bool storage_is_subdir(const char* a, const char* b) {
size_t len = strlen(b) + 2;
char test[len];
strncpy(test, b, len);
if(test[len - 3] != '/') {
test[len - 2] = '/';
test[len - 1] = '\0';
}
return strncmp(a, test, len - 1) == 0;
}
FS_Error storage_common_rename(Storage* storage, const char* old_path, const char* new_path) {
if(!storage_common_exists(storage, old_path)) {
return FSE_NOT_EXIST;
}
FS_Error error;
if(storage_is_subdir(new_path, old_path)) {
return FSE_INVALID_NAME;
}
do {
if(!storage_common_exists(storage, old_path)) {
error = FSE_NOT_EXIST;
break;
}
S_API_PROLOGUE;
SAData data = {
.rename = {
.old = old_path,
.new = new_path,
.thread_id = furi_thread_get_current_id(),
}};
if(storage_common_exists(storage, new_path)) {
error = FSE_EXIST;
break;
}
S_API_MESSAGE(StorageCommandCommonRename);
S_API_EPILOGUE;
FS_Error ret = S_RETURN_ERROR;
if(storage_dir_exists(storage, old_path)) {
// Cannot rename a directory to itself or to a nested directory
if(storage_common_equivalent_path(storage, old_path, new_path, true)) {
error = FSE_INVALID_NAME;
break;
}
// Renaming a regular file to itself does nothing and always succeeds
} else if(storage_common_equivalent_path(storage, old_path, new_path, false)) {
error = FSE_OK;
break;
}
S_API_PROLOGUE;
SAData data = {
.rename = {
.old = old_path,
.new = new_path,
.thread_id = furi_thread_get_current_id(),
}};
S_API_MESSAGE(StorageCommandCommonRename);
S_API_EPILOGUE;
error = S_RETURN_ERROR;
if(error == FSE_NOT_IMPLEMENTED) {
// Different filesystems, use copy + remove
error = storage_common_copy(storage, old_path, new_path);
if(error != FSE_OK) {
break;
}
if(ret == FSE_NOT_IMPLEMENTED) {
// Different filesystems, use copy + remove
ret = storage_common_copy(storage, old_path, new_path);
if(ret == FSE_OK) {
if(!storage_simply_remove_recursive(storage, old_path)) {
ret = FSE_INTERNAL;
error = FSE_INTERNAL;
}
}
}
return ret;
} while(false);
return error;
}
FS_Error storage_common_move(Storage* storage, const char* old_path, const char* new_path) {
if(!storage_common_exists(storage, old_path)) {
return FSE_NOT_EXIST;
}
FS_Error error;
if(storage_is_subdir(new_path, old_path)) {
return FSE_INVALID_NAME;
}
if(storage_file_exists(storage, new_path)) {
FS_Error error = storage_common_remove(storage, new_path);
if(error != FSE_OK) {
return error;
do {
if(!storage_common_exists(storage, old_path)) {
error = FSE_NOT_EXIST;
break;
}
}
S_API_PROLOGUE;
SAData data = {
.rename = {
.old = old_path,
.new = new_path,
.thread_id = furi_thread_get_current_id(),
}};
if(storage_dir_exists(storage, old_path)) {
// Cannot overwrite a file with a directory
if(storage_file_exists(storage, new_path)) {
error = FSE_INVALID_NAME;
break;
}
S_API_MESSAGE(StorageCommandCommonRename);
S_API_EPILOGUE;
FS_Error ret = S_RETURN_ERROR;
// Cannot move a directory to itself or to a nested directory
if(storage_common_equivalent_path(storage, old_path, new_path, true)) {
error = FSE_INVALID_NAME;
break;
}
if(ret == FSE_NOT_IMPLEMENTED) {
// Different filesystems, use copy + remove
ret = storage_common_copy(storage, old_path, new_path);
if(ret == FSE_OK) {
ret = storage_simply_remove_recursive(storage, old_path);
// Moving a regular file to itself does nothing and always succeeds
} else if(storage_common_equivalent_path(storage, old_path, new_path, false)) {
error = FSE_OK;
break;
}
}
return ret;
if(storage_common_exists(storage, new_path)) {
error = storage_simply_remove_recursive(storage, new_path);
if(error != FSE_OK) break;
}
S_API_PROLOGUE;
SAData data = {
.rename = {
.old = old_path,
.new = new_path,
.thread_id = furi_thread_get_current_id(),
}};
S_API_MESSAGE(StorageCommandCommonRename);
S_API_EPILOGUE;
error = S_RETURN_ERROR;
if(error == FSE_NOT_IMPLEMENTED) {
// Different filesystems, use copy + remove
error = storage_common_copy(storage, old_path, new_path);
if(error != FSE_OK) {
break;
}
if(!storage_simply_remove_recursive(storage, old_path)) {
error = FSE_INTERNAL;
}
}
} while(false);
return error;
}
static FS_Error
storage_copy_recursive(Storage* storage, const char* old_path, const char* new_path) {
if(storage_is_subdir(new_path, old_path)) {
if(storage_common_equivalent_path(storage, old_path, new_path, true)) {
return FSE_INVALID_NAME;
}