80 lines
3.3 KiB
C++
80 lines
3.3 KiB
C++
#include "FSWrapper.h"
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#include "FSWrapperMergeDirsWithParent.h"
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#include "FileUtils.h"
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#include "IFSWrapper.h"
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#include "utils/logger.h"
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#include "utils/utils.h"
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#include <content_redirection/redirection.h>
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#include <mutex>
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#include <wums/exports.h>
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ContentRedirectionApiErrorType CRAddFSLayer(CRLayerHandle *handle, const char *layerName, const char *replacementDir, FSLayerType layerType) {
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if (!handle || layerName == nullptr || replacementDir == nullptr) {
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DEBUG_FUNCTION_LINE_WARN("CONTENT_REDIRECTION_API_ERROR_INVALID_ARG");
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return CONTENT_REDIRECTION_API_ERROR_INVALID_ARG;
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}
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std::unique_ptr<IFSWrapper> ptr;
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if (layerType == FS_LAYER_TYPE_CONTENT_REPLACE) {
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ptr = make_unique_nothrow<FSWrapper>(layerName, "/vol/content", replacementDir, false, false);
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} else if (layerType == FS_LAYER_TYPE_CONTENT_MERGE) {
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ptr = make_unique_nothrow<FSWrapperMergeDirsWithParent>(layerName, "/vol/content", replacementDir, true);
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} else if (layerType == FS_LAYER_TYPE_SAVE_REPLACE) {
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ptr = make_unique_nothrow<FSWrapper>(layerName, "/vol/save", replacementDir, false, true);
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} else {
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DEBUG_FUNCTION_LINE_ERR("CONTENT_REDIRECTION_API_ERROR_UNKNOWN_LAYER_DIR_TYPE: %s %s %d", layerName, replacementDir, layerType);
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return CONTENT_REDIRECTION_API_ERROR_UNKNOWN_FS_LAYER_TYPE;
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}
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if (ptr) {
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DEBUG_FUNCTION_LINE_VERBOSE("Added new layer (%s). Replacement dir: %s Type:%d", layerName, replacementDir, layerType);
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std::lock_guard<std::mutex> lock(fsLayerMutex);
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*handle = (CRLayerHandle) ptr->getHandle();
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fsLayers.push_back(std::move(ptr));
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return CONTENT_REDIRECTION_API_ERROR_NONE;
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}
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DEBUG_FUNCTION_LINE_ERR("Failed to allocate memory");
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return CONTENT_REDIRECTION_API_ERROR_NO_MEMORY;
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}
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ContentRedirectionApiErrorType CRRemoveFSLayer(CRLayerHandle handle) {
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if (remove_locked_first_if(fsLayerMutex, fsLayers, [handle](auto &cur) { return (CRLayerHandle) cur->getHandle() == handle; })) {
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DEBUG_FUNCTION_LINE_WARN("CONTENT_REDIRECTION_API_ERROR_LAYER_NOT_FOUND for handle %08X", handle);
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return CONTENT_REDIRECTION_API_ERROR_LAYER_NOT_FOUND;
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}
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return CONTENT_REDIRECTION_API_ERROR_NONE;
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}
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ContentRedirectionApiErrorType CRSetActive(CRLayerHandle handle, bool active) {
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std::lock_guard<std::mutex> lock(fsLayerMutex);
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for (auto &cur : fsLayers) {
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if ((CRLayerHandle) cur->getHandle() == handle) {
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cur->setActive(active);
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return CONTENT_REDIRECTION_API_ERROR_NONE;
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}
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}
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DEBUG_FUNCTION_LINE_WARN("CONTENT_REDIRECTION_API_ERROR_LAYER_NOT_FOUND for handle %08X", handle);
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return CONTENT_REDIRECTION_API_ERROR_LAYER_NOT_FOUND;
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}
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ContentRedirectionApiErrorType CRGetVersion(ContentRedirectionVersion *outVersion) {
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if (outVersion == nullptr) {
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return CONTENT_REDIRECTION_API_ERROR_INVALID_ARG;
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}
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*outVersion = 1;
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return CONTENT_REDIRECTION_API_ERROR_NONE;
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}
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int CRAddDevice(const devoptab_t *device) {
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return AddDevice(device);
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}
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int CRRemoveDevice(const char *name) {
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return RemoveDevice(name);
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}
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WUMS_EXPORT_FUNCTION(CRGetVersion);
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WUMS_EXPORT_FUNCTION(CRAddFSLayer);
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WUMS_EXPORT_FUNCTION(CRRemoveFSLayer);
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WUMS_EXPORT_FUNCTION(CRSetActive);
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WUMS_EXPORT_FUNCTION(CRAddDevice);
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WUMS_EXPORT_FUNCTION(CRRemoveDevice); |