/**
* \file
* <!--
- * Copyright 2007 Develer S.r.l. (http://www.develer.com/)
- * -->
+ * This file is part of BeRTOS.
+ *
+ * Bertos is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * \version $Id: pocketbus.c 20131 2007-12-13 17:39:55Z batt $
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
- * \author Francesco Sacchi <batt@develer.com>
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction. Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License. This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ *
+ * Copyright 2007 Develer S.r.l. (http://www.develer.com/)
+ * -->
*
* \brief pocketBus protocol implementation.
*
#include "pocketbus.h"
-#include <cfg/macros.h>
+#include "cfg/cfg_pocketbus.h"
+
+// Define logging setting (for cfg/log.h module).
+#define LOG_LEVEL POCKETBUS_LOG_LEVEL
+#define LOG_VERBOSITY POCKETBUS_LOG_FORMAT
+#include <cfg/log.h>
#include <cfg/debug.h>
+#include <cfg/macros.h>
-#include <kern/kfile.h>
+#include <io/kfile.h>
-#include <mware/byteorder.h>
+#include <cpu/byteorder.h>
#include <string.h>
/* Escape characters with special meaning */
if (c == POCKETBUS_ESC || c == POCKETBUS_STX || c == POCKETBUS_ETX)
kfile_putc(POCKETBUS_ESC, ctx->fd);
-
+
kfile_putc(c, ctx->fd);
}
/* Send STX */
kfile_putc(POCKETBUS_STX, ctx->fd);
-
+
/* Send header */
pocketbus_write(ctx, &hdr, sizeof(hdr));
}
/* Compute checksum */
rotating_update(ctx->buf, ctx->len, &ctx->in_cks);
- rotating_t recv_cks = be16_to_cpu(*((rotating_t *)(ctx->buf + ctx->len)));
+ uint8_t cks_h = *(ctx->buf + ctx->len);
+ uint8_t cks_l = *(ctx->buf + ctx->len + 1);
+
+ rotating_t recv_cks = (cks_h << 8) | cks_l;
/* Checksum check */
if (recv_cks == ctx->in_cks)
{
- PocketBusHdr *hdr = (PocketBusHdr *)(ctx->buf);
+ PocketBusHdr *hdr = (PocketBusHdr *)ctx;
+
/* Check packet version */
if (hdr->ver == POCKETBUS_VER)
{
*/
if (kfile_error(ctx->fd))
{
- TRACEMSG("fd status[%04X]", kfile_error(ctx->fd));
+ LOG_ERR("fd status[%04X]\n", kfile_error(ctx->fd));
kfile_clearerr(ctx->fd);
}