1 files changed, 105 insertions, 0 deletions
diff --git a/Software/Embedded_SW/Embedded/Common/SWUpdate/FileSystem.c b/Software/Embedded_SW/Embedded/Common/SWUpdate/FileSystem.c
index c1f673745..51c30782c 100644
--- a/Software/Embedded_SW/Embedded/Common/SWUpdate/FileSystem.c
+++ b/Software/Embedded_SW/Embedded/Common/SWUpdate/FileSystem.c
@@ -12,6 +12,10 @@
 #include  <Communication/PMR/IO/FileUploadResponse.pb-c.h>
 #include  <Communication/PMR/IO/FileChunkUploadRequest.pb-c.h>
 #include  <Communication/PMR/IO/FileChunkUploadResponse.pb-c.h>
+#include  <Communication/PMR/IO/FileDownloadRequest.pb-c.h>
+#include  <Communication/PMR/IO/FileDownloadResponse.pb-c.h>
+#include  <Communication/PMR/IO/FileChunkDownloadRequest.pb-c.h>
+#include  <Communication/PMR/IO/FileChunkDownloadResponse.pb-c.h>
 #include  <Communication/PMR/IO/ExecuteProcessRequest.pb-c.h>
 #include  <Communication/PMR/IO/ExecuteProcessResponse.pb-c.h>
 #include  <Communication/PMR/IO/KillProcessRequest.pb-c.h>
@@ -499,3 +503,104 @@ uint32_t    GetFilesRequestFunc(MessageContainer* requestContainer)
     }
     return Fresult;
 }
+uint32_t    FileDownloadRequestFunc(MessageContainer* requestContainer)
+{
+    uint32_t status = OK;
+
+    FRESULT Fresult = FR_OK;
+
+    MessageContainer responseContainer;
+
+    FileDownloadRequest* request = file_download_request__unpack(NULL, requestContainer->data.len, requestContainer->data.data);
+
+    FileDownloadResponse response = FILE_DOWNLOAD_RESPONSE__INIT;
+
+    WrittenBytes=0;
+    FileHandle = malloc(sizeof(FIL));
+    if (FileHandle == 0)
+        Fresult = FR_DENIED;
+    else
+    {
+        Fresult = f_open(FileHandle,request->filename,FA_READ  );
+        if (Fresult == FR_OK)
+        {
+            response.has_maxchunklength = true;
+            response.maxchunklength = MAX_CHUNK_LENGTH;
+            strcpy(FileHandleChar, "1234");
+            response.downloadid = FileHandleChar; //supporting only single file at each time.
+        }
+
+    }
+
+
+    responseContainer = createContainer(MESSAGE_TYPE__FileDownloadResponse,  requestContainer->token, false, &response, &file_download_response__pack, &file_download_response__get_packed_size);
+    if (Fresult!= FR_OK)
+    {
+        responseContainer.error = getErrorCode(Fresult);
+        responseContainer.errormessage = "File operation error";
+    }
+    responseContainer.continuous = false;
+    uint8_t* container_buffer = my_malloc(message_container__get_packed_size(&responseContainer));
+    size_t container_size = message_container__pack(&responseContainer, container_buffer);
+    my_free(responseContainer.data.data);
+    file_download_request__free_unpacked(request,NULL);
+    SendChars(container_buffer, container_size);
+
+    return OK;
+}
+uint32_t    FileChunkDownloadRequestFunc(MessageContainer* requestContainer)
+{
+    MessageContainer responseContainer;
+    FileChunkDownloadRequest* request = file_chunk_download_request__unpack(NULL, requestContainer->data.len, requestContainer->data.data);
+    FileChunkDownloadResponse response = FILE_CHUNK_DOWNLOAD_RESPONSE__INIT;
+    FRESULT Fresult = FR_OK;
+    FIL *ReceivedFileHandle;  //the system supports a single active file
+
+    ReceivedFileHandle = FileHandle;
+    char *Buffer = 0;
+    Buffer = malloc (2000);
+    if (Buffer != NULL)
+    {
+        Fresult = f_read(ReceivedFileHandle,response.buffer.data,2000,&WrittenBytes );
+        if(Fresult != FR_OK)
+        {
+            LOG_ERROR (Fresult,"f_write error");
+        }
+        else
+        {
+            response.buffer.len = WrittenBytes;
+            FileReceivedLength += WrittenBytes;
+            if (FileReceivedLength == FileLength)
+            {
+                REPORT_MSG (FileReceivedLength,"file download ended successfully");
+                f_close(ReceivedFileHandle);
+                free (FileHandle);
+            }
+            else
+            {
+                if (FileReceivedLength > FileLength)
+                {
+                    REPORT_MSG (FileReceivedLength,"file download too much data!");
+                    f_close(ReceivedFileHandle);
+                    free (FileHandle);
+                }
+            }
+        }
+    }
+
+    responseContainer = createContainer(MESSAGE_TYPE__FileChunkDownloadResponse,  requestContainer->token, false, &response, &file_chunk_download_response__pack, &file_chunk_download_response__get_packed_size);
+    if (Fresult!= OK)
+    {
+        responseContainer.error = getErrorCode(Fresult);
+        responseContainer.errormessage = "File operation error";
+    }
+    responseContainer.continuous = false;
+    uint8_t* container_buffer = my_malloc(message_container__get_packed_size(&responseContainer));
+    size_t container_size = message_container__pack(&responseContainer, container_buffer);
+    file_chunk_download_request__free_unpacked(request,NULL);
+    my_free(responseContainer.data.data);
+    my_free(Buffer);
+    SendChars(container_buffer, container_size);
+
+    return OK;
+}