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-rwxr-xr-xmtp/node.cpp9
1 files changed, 2 insertions, 7 deletions
diff --git a/mtp/node.cpp b/mtp/node.cpp
index 1bca1d96f..207a37a08 100755
--- a/mtp/node.cpp
+++ b/mtp/node.cpp
@@ -14,9 +14,7 @@
* limitations under the License.
*/
-#include <iostream>
#include <vector>
-#include <sstream>
#include <sys/stat.h>
#include <sys/statfs.h>
#include <sys/types.h>
@@ -103,13 +101,9 @@ void Node::addProperties(const std::string& path, int storageID) {
MTPD("addProperties: handle: %u, filename: '%s'\n", handle, getName().c_str());
struct stat st;
int mFormat = 0;
- uint64_t puid;
+ uint64_t puid = ((uint64_t)storageID << 32) + handle;
off_t file_size = 0;
- std::string mtpidStr = static_cast<std::ostringstream*>( &(std::ostringstream() << handle) )->str();
- std::string storageIDStr = static_cast<std::ostringstream*>( &(std::ostringstream() << storageID) )->str();
- std::string puidStr = storageIDStr + mtpidStr;
- if ( ! (std::istringstream(puidStr) >> puid) ) puid = 0;
mFormat = MTP_FORMAT_UNDEFINED; // file
if (lstat(path.c_str(), &st) == 0) {
file_size = st.st_size;
@@ -129,6 +123,7 @@ void Node::addProperties(const std::string& path, int storageID) {
// TODO: we can't really support persistent UIDs without a persistent DB.
// probably a combination of volume UUID + st_ino would come close.
// doesn't help for fs with no native inodes numbers like fat though...
+ // however, Microsoft's own impl (Zune, etc.) does not support persistent UIDs either
addProperty(MTP_PROPERTY_NAME, 0, getName().c_str(), MTP_TYPE_STR);
addProperty(MTP_PROPERTY_DISPLAY_NAME, 0, getName().c_str(), MTP_TYPE_STR);
addProperty(MTP_PROPERTY_DATE_ADDED, st.st_mtime, "", MTP_TYPE_UINT64);