Diff: source/daplink/cmsis-dap/DAP_queue.h

Revision:

0:01f31e923fe2

diff -r 000000000000 -r 01f31e923fe2 source/daplink/cmsis-dap/DAP_queue.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/source/daplink/cmsis-dap/DAP_queue.h	Tue Apr 07 12:55:42 2020 +0200
@@ -0,0 +1,65 @@
+/**
+ * @file    DAP_queue.h
+ * @brief   DAP processing queue
+ *
+ * DAPLink Interface Firmware
+ * Copyright (c) 2019, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef DAP_QUEUE_H
+#define DAP_QUEUE_H
+
+#include "usb_def.h"
+#include "DAP_config.h"
+#include "DAP.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define FREE_COUNT_INIT          (DAP_PACKET_COUNT)
+#define SEND_COUNT_INIT          0
+
+typedef struct _DAP_queue {
+    uint8_t     USB_Request [DAP_PACKET_COUNT][DAP_PACKET_SIZE];  // Request  Buffer
+    uint16_t    resp_size[DAP_PACKET_COUNT]; //track the return response size
+    uint32_t    free_count;
+    uint32_t    send_count;
+    uint32_t    recv_idx;
+    uint32_t    send_idx;
+} DAP_queue;
+
+void DAP_queue_init(DAP_queue * queue);
+
+/*
+ *  Get the a buffer from the DAP_queue where the response to the request is stored
+ *    Parameters:      queue - DAP queue, buf = return the buffer location, len = return the len of the response
+ *    Return Value:    TRUE - Success, FALSE - Error
+ */
+BOOL DAP_queue_get_send_buf(DAP_queue * queue, uint8_t ** buf, int * len);
+
+/*
+ *  Execute a request and store result to the DAP_queue
+ *    Parameters:      queue - DAP queue, reqbuf = buffer with DAP request, len = of the request buffer, retbuf = buffer to peek on the result of the DAP operation
+ *    Return Value:    TRUE - Success, FALSE - Error
+ */
+BOOL DAP_queue_execute_buf(DAP_queue * queue, const uint8_t *reqbuf, int len, uint8_t ** retbuf);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif