[vdagent-win PATCH 08/13] file_xfer: Use destructor for FileXferTask

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

Limit too much manual work.
By default delete the file, unless success() is called.

Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
 vdagent/file_xfer.cpp | 23 ++++++++++++++---------
 vdagent/file_xfer.h   |  4 +++-
 2 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/vdagent/file_xfer.cpp b/vdagent/file_xfer.cpp
index 8203b99..e96065b 100644
--- a/vdagent/file_xfer.cpp
+++ b/vdagent/file_xfer.cpp
@@ -46,7 +46,6 @@ void FileXfer::reset()
 
     for (iter = _tasks.begin(); iter != _tasks.end(); iter++) {
         task = iter->second;
-        task->cancel();
         delete task;
     }
     _tasks.clear();
@@ -181,14 +180,11 @@ bool FileXfer::handle_data(VDAgentFileXferDataMessage* data,
         return false;
     }
     vd_printf("%u completed", iter->first);
+    task->success();
     status->result = VD_AGENT_FILE_XFER_STATUS_SUCCESS;
 
 fin:
     if (task) {
-        CloseHandle(task->handle);
-        if (status->result != VD_AGENT_FILE_XFER_STATUS_SUCCESS) {
-            DeleteFile(task->name);
-        }
         _tasks.erase(iter);
         delete task;
     }
@@ -196,10 +192,20 @@ fin:
     return true;
 }
 
-void FileXferTask::cancel()
+FileXferTask::~FileXferTask()
+{
+    if (handle != INVALID_HANDLE_VALUE) {
+        CloseHandle(handle);
+        DeleteFile(name);
+    }
+}
+
+void FileXferTask::success()
 {
-    CloseHandle(handle);
-    DeleteFile(name);
+    if (handle != INVALID_HANDLE_VALUE) {
+        CloseHandle(handle);
+        handle = INVALID_HANDLE_VALUE;
+    }
 }
 
 void FileXfer::handle_status(VDAgentFileXferStatusMessage* status)
@@ -218,7 +224,6 @@ void FileXfer::handle_status(VDAgentFileXferStatusMessage* status)
         return;
     }
     task = iter->second;
-    task->cancel();
     _tasks.erase(iter);
     delete task;
 }
diff --git a/vdagent/file_xfer.h b/vdagent/file_xfer.h
index 747c29c..41f677a 100644
--- a/vdagent/file_xfer.h
+++ b/vdagent/file_xfer.h
@@ -30,12 +30,14 @@ struct FileXferTask {
         lstrcpyn(name, _name, ARRAYSIZE(name));
         name[ARRAYSIZE(name)-1] = 0;
     }
+    ~FileXferTask();
+
     HANDLE handle;
     uint64_t size;
     uint64_t pos;
     TCHAR name[MAX_PATH];
 
-    void cancel();
+    void success();
 };
 
 typedef std::map<uint32_t, FileXferTask*> FileXferTasks;
-- 
2.17.0

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