Import Mbed OS hard-float snapshot

storage/blockdevice/source/ObservingBlockDevice.cpp

@@ -0,0 +1,123 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2017-2017 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "blockdevice/ObservingBlockDevice.h"
+#include "blockdevice/ReadOnlyBlockDevice.h"
+
+namespace mbed {
+
+ObservingBlockDevice::ObservingBlockDevice(BlockDevice *bd)
+    : _bd(bd)
+{
+    // Does nothing
+}
+
+ObservingBlockDevice::~ObservingBlockDevice()
+{
+    // Does nothing
+}
+
+void ObservingBlockDevice::attach(mbed::Callback<void(BlockDevice *)> cb)
+{
+    _change = cb;
+}
+
+int ObservingBlockDevice::init()
+{
+    return _bd->init();
+}
+
+int ObservingBlockDevice::deinit()
+{
+    return _bd->deinit();
+}
+
+int ObservingBlockDevice::sync()
+{
+    return _bd->sync();
+}
+
+int ObservingBlockDevice::read(void *buffer, bd_addr_t addr, bd_size_t size)
+{
+    return _bd->read(buffer, addr, size);
+}
+
+int ObservingBlockDevice::program(const void *buffer, bd_addr_t addr, bd_size_t size)
+{
+    int res = _bd->program(buffer, addr, size);
+    if (_change) {
+        ReadOnlyBlockDevice dev(_bd);
+        _change(&dev);
+    }
+    return res;
+}
+
+int ObservingBlockDevice::erase(bd_addr_t addr, bd_size_t size)
+{
+    int res = _bd->erase(addr, size);
+    if (_change) {
+        ReadOnlyBlockDevice dev(_bd);
+        _change(&dev);
+    }
+    return res;
+}
+
+bd_size_t ObservingBlockDevice::get_read_size() const
+{
+    return _bd->get_read_size();
+}
+
+bd_size_t ObservingBlockDevice::get_program_size() const
+{
+    return _bd->get_program_size();
+}
+
+bd_size_t ObservingBlockDevice::get_erase_size() const
+{
+    return _bd->get_erase_size();
+}
+
+bd_size_t ObservingBlockDevice::get_erase_size(bd_addr_t addr) const
+{
+    return _bd->get_erase_size(addr);
+}
+
+int ObservingBlockDevice::get_erase_value() const
+{
+    return _bd->get_erase_value();
+}
+
+bd_size_t ObservingBlockDevice::size() const
+{
+    return _bd->size();
+}
+
+const char *ObservingBlockDevice::get_type() const
+{
+    if (_bd != NULL) {
+        return _bd->get_type();
+    }
+
+    return NULL;
+}
+
+} // namespace mbed