IDF release/v4.0 08219f3cf

tools/sdk/include/vfs/esp_vfs_semihost.h

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+// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
+//
+// 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.
+
+#pragma once
+
+#include "esp_vfs.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief add virtual filesystem semihosting driver
+ *
+ * @param base_path VFS path to mount host directory
+ * @param host_path host path to mount; if NULL default dirctory will be used (see OpenOCD configuration)
+ * @return
+ *      - ESP_OK on success
+ *      - ESP_ERR_INVALID_ARG if esp_vfs_semihost_register was already called for specified VFS path
+ *      - ESP_ERR_NO_MEM if there are no slots to register new mount point
+ */
+esp_err_t esp_vfs_semihost_register(const char* base_path, const char* host_path);
+
+/**
+ * @brief Un-register semihosting driver from VFS
+ *
+ * @return
+ *      - ESP_OK on success
+ *      - ESP_ERR_INVALID_ARG if semihosting driver is not registered in VFS at that path
+ */
+esp_err_t esp_vfs_semihost_unregister(const char* base_path);
+
+#ifdef __cplusplus
+}
+#endif