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[Commit-gnuradio] r4983 - gnuradio/branches/developers/gnychis/inband/us
From: |
gnychis |
Subject: |
[Commit-gnuradio] r4983 - gnuradio/branches/developers/gnychis/inband/usrp/host/lib/inband |
Date: |
Fri, 13 Apr 2007 01:15:50 -0600 (MDT) |
Author: gnychis
Date: 2007-04-13 01:15:50 -0600 (Fri, 13 Apr 2007)
New Revision: 4983
Added:
gnuradio/branches/developers/gnychis/inband/usrp/host/lib/inband/usrp_inband_usb_packet.h
Log:
adding in the inband usb packet class
Added:
gnuradio/branches/developers/gnychis/inband/usrp/host/lib/inband/usrp_inband_usb_packet.h
===================================================================
---
gnuradio/branches/developers/gnychis/inband/usrp/host/lib/inband/usrp_inband_usb_packet.h
(rev 0)
+++
gnuradio/branches/developers/gnychis/inband/usrp/host/lib/inband/usrp_inband_usb_packet.h
2007-04-13 07:15:50 UTC (rev 4983)
@@ -0,0 +1,144 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2007 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio 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, or (at your option)
+ * any later version.
+ *
+ * GNU Radio 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.
+ *
+ * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef INCLUDED_USRP_INBAND_USB_PACKET_H_
+#define INCLUDED_USRP_INBAND_USB_PACKET_H_
+
+#include <usrp_bytesex.h>
+#include <mb_mblock.h>
+
+static const int USB_PKT_SIZE = 512; // bytes
+
+class usrp_inband_usb_packet {
+ //
+ // keep raw packet in USRP-endian order
+ //
+ uint32_t d_word0;
+ uint32_t d_timestamp;
+ unsigned char d_payload[USB_PKT_SIZE-2*sizeof(uint32_t)];
+
+public:
+
+ enum flags {
+ FL_OVERRUN = 0x80000000,
+ FL_UNDERRUN = 0x40000000,
+ FL_DROPPED = 0x20000000,
+ FL_END_OF_BURST = 0x10000000,
+ FL_START_OF_BURST = 0x08000000,
+
+ FL_ALL_FLAGS = 0xf8000000
+ };
+
+ static const int FL_OVERRUN_SHIFT = 31;
+ static const int FL_UNDERRUN_SHIFT = 30;
+ static const int FL_DROPPED_SHIFT = 29;
+ static const int FL_END_OF_BURST_SHIFT = 28;
+ static const int FL_START_OF_BURST_SHIFT = 27;
+
+ static const int RSSI_MASK = 0x3f;
+ static const int RSSI_SHIFT = 21;
+
+ static const int CHAN_MASK = 0x1f;
+ static const int CHAN_SHIFT = 16;
+
+ static const int TAG_MASK = 0xf;
+ static const int TAG_SHIFT = 9;
+
+ static const int PAYLOAD_LEN_MASK = 0x1ff;
+ static const int PAYLOAD_LEN_SHIFT = 0;
+
+public:
+
+ void set_timestamp(uint32_t timestamp){
+ d_timestamp = host_to_usrp_u32(timestamp);
+ }
+
+ void set_end_of_burst() {
+ uint32_t word0 = usrp_to_host_u32(d_word0);
+ word0 |= 1<<FL_END_OF_BURST_SHIFT;
+ d_word0 = host_to_usrp_u32(word0);
+ }
+
+ void set_header(int flags, int chan, int tag, int payload_len){
+ uint32_t word0 = ((flags & FL_ALL_FLAGS)
+ | ((chan & CHAN_MASK) << CHAN_SHIFT)
+ | ((tag & TAG_MASK) << TAG_SHIFT)
+ | ((payload_len & PAYLOAD_LEN_MASK) <<
PAYLOAD_LEN_SHIFT));
+ d_word0 = host_to_usrp_u32(word0);
+ }
+
+ uint32_t timestamp() const {
+ return usrp_to_host_u32(d_timestamp);
+ }
+
+ int rssi() const {
+ uint32_t word0 = usrp_to_host_u32(d_word0);
+ return (word0 >> RSSI_SHIFT) & RSSI_MASK;
+ }
+
+ int chan() const {
+ uint32_t word0 = usrp_to_host_u32(d_word0);
+ return (word0 >> CHAN_SHIFT) & CHAN_MASK;
+ }
+
+ int tag() const {
+ uint32_t word0 = usrp_to_host_u32(d_word0);
+ return (word0 >> TAG_SHIFT) & TAG_MASK;
+ }
+
+ int payload_len() const {
+ uint32_t word0 = usrp_to_host_u32(d_word0);
+ return (word0 >> PAYLOAD_LEN_SHIFT) & PAYLOAD_LEN_MASK;
+ }
+
+ int flags() const {
+ return usrp_to_host_u32(d_word0) & FL_ALL_FLAGS;
+ }
+
+ int overrun() const {
+ return (usrp_to_host_u32(d_word0) & FL_OVERRUN) >> FL_OVERRUN_SHIFT;
+ }
+
+
+ int underrun() const {
+ return (usrp_to_host_u32(d_word0) & FL_UNDERRUN) >> FL_UNDERRUN_SHIFT;
+ }
+
+
+ int start_of_burst() const {
+ return (usrp_to_host_u32(d_word0) & FL_START_OF_BURST) >>
FL_START_OF_BURST_SHIFT;
+ }
+
+ int end_of_burst() const {
+ return (usrp_to_host_u32(d_word0) & FL_END_OF_BURST) >>
FL_END_OF_BURST_SHIFT;
+ }
+
+ int dropped() const {
+ return (usrp_to_host_u32(d_word0) & FL_DROPPED) >> FL_DROPPED_SHIFT;
+ }
+
+ unsigned char *payload() {
+ return d_payload;
+ }
+
+};
+
+#endif
Property changes on:
gnuradio/branches/developers/gnychis/inband/usrp/host/lib/inband/usrp_inband_usb_packet.h
___________________________________________________________________
Name: svn:eol-style
+ native
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