Snapshot 7ddd630e136a035ba463c427285c5c3e9f199ee0
Change-Id: If08c7b905da667dd9e5110231e4592842b634006
diff --git a/halimpl/bcm2079x/adaptation/NonVolatileStore.cpp b/halimpl/bcm2079x/adaptation/NonVolatileStore.cpp
new file mode 100644
index 0000000..e007a2e
--- /dev/null
+++ b/halimpl/bcm2079x/adaptation/NonVolatileStore.cpp
@@ -0,0 +1,149 @@
+/******************************************************************************
+ *
+ * Copyright (C) 1999-2012 Broadcom Corporation
+ *
+ * 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.
+ *
+ ******************************************************************************/
+#include "OverrideLog.h"
+#include "gki.h"
+extern "C"
+{
+ #include "nfc_hal_nv_co.h"
+}
+#include "nfc_hal_nv_ci.h"
+#include "nfc_hal_int.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <string>
+
+
+//directory of HAL's non-volatile storage
+static const char* bcm_nfc_location = "/data/nfc";
+static const char* filename_prefix = "/halStorage.bin";
+
+
+/*******************************************************************************
+**
+** Function nfc_hal_nv_co_read
+**
+** Description This function is called by NFA to read in data from the
+** previously opened file.
+**
+** Parameters p_buf - buffer to read the data into.
+** nbytes - number of bytes to read into the buffer.
+**
+** Returns void
+**
+** Note: Upon completion of the request, nfc_hal_nv_ci_read () is
+** called with the buffer of data, along with the number
+** of bytes read into the buffer, and a status. The
+** call-in function should only be called when ALL requested
+** bytes have been read, the end of file has been detected,
+** or an error has occurred.
+**
+*******************************************************************************/
+void nfc_hal_nv_co_read (UINT8 *p_buf, UINT16 nbytes, UINT8 block)
+{
+ std::string fn (bcm_nfc_location);
+ char filename[256];
+
+ fn.append (filename_prefix);
+ if (fn.length() > 200)
+ {
+ ALOGE ("%s: filename too long", __FUNCTION__);
+ return;
+ }
+ sprintf (filename, "%s%u", fn.c_str(), block);
+
+ ALOGD ("%s: buffer len=%u; file=%s", __FUNCTION__, nbytes, filename);
+ int fileStream = open (filename, O_RDONLY);
+ if (fileStream > 0)
+ {
+ size_t actualRead = read (fileStream, p_buf, nbytes);
+ if (actualRead > 0)
+ {
+ ALOGD ("%s: read bytes=%u", __FUNCTION__, actualRead);
+ nfc_hal_nv_ci_read (actualRead, NFC_HAL_NV_CO_OK, block);
+ }
+ else
+ {
+ ALOGE ("%s: fail to read", __FUNCTION__);
+ nfc_hal_nv_ci_read (actualRead, NFC_HAL_NV_CO_FAIL, block);
+ }
+ close (fileStream);
+ }
+ else
+ {
+ ALOGD ("%s: fail to open", __FUNCTION__);
+ nfc_hal_nv_ci_read (0, NFC_HAL_NV_CO_FAIL, block);
+ }
+}
+
+
+/*******************************************************************************
+**
+** Function nfc_hal_nv_co_write
+**
+** Description This function is called by io to send file data to the
+** phone.
+**
+** Parameters p_buf - buffer to read the data from.
+** nbytes - number of bytes to write out to the file.
+**
+** Returns void
+**
+** Note: Upon completion of the request, nfc_hal_nv_ci_write () is
+** called with the file descriptor and the status. The
+** call-in function should only be called when ALL requested
+** bytes have been written, or an error has been detected,
+**
+*******************************************************************************/
+void nfc_hal_nv_co_write (const UINT8 *p_buf, UINT16 nbytes, UINT8 block)
+{
+ std::string fn (bcm_nfc_location);
+ char filename[256];
+ int fileStream = 0;
+
+ fn.append (filename_prefix);
+ if (fn.length() > 200)
+ {
+ ALOGE ("%s: filename too long", __FUNCTION__);
+ return;
+ }
+ sprintf (filename, "%s%u", fn.c_str(), block);
+ ALOGD ("%s: bytes=%u; file=%s", __FUNCTION__, nbytes, filename);
+
+ fileStream = open (filename, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR);
+ if (fileStream > 0)
+ {
+ size_t actualWritten = write (fileStream, p_buf, nbytes);
+ ALOGD ("%s: %d bytes written", __FUNCTION__, actualWritten);
+ if (actualWritten > 0) {
+ nfc_hal_nv_ci_write (NFC_HAL_NV_CO_OK);
+ }
+ else
+ {
+ ALOGE ("%s: fail to write", __FUNCTION__);
+ nfc_hal_nv_ci_write (NFC_HAL_NV_CO_FAIL);
+ }
+ close (fileStream);
+ }
+ else
+ {
+ ALOGE ("%s: fail to open, error = %d", __FUNCTION__, errno);
+ nfc_hal_nv_ci_write (NFC_HAL_NV_CO_FAIL);
+ }
+}