From e7b48b14a5bd2ee60d45c6a2417f8ec2a41d6878 Mon Sep 17 00:00:00 2001
From: Silvano Seva <silseva@fastwebnet.it>
Date: Thu, 6 May 2021 12:21:10 +0200
Subject: [PATCH] Updated radio driver stub for linux platform

---
 meson.build                               |  2 +-
 platform/drivers/baseband/radio_linux.cpp | 83 +++++++++++++++++++++++
 2 files changed, 84 insertions(+), 1 deletion(-)
 create mode 100644 platform/drivers/baseband/radio_linux.cpp

diff --git a/meson.build b/meson.build
index e8affd31..cff39171 100644
--- a/meson.build
+++ b/meson.build
@@ -192,7 +192,7 @@ linux_src = src + ['platform/targets/linux/emulator/emulator.c',
                    'platform/mcu/x86_64/drivers/gpio.c',
                    'platform/mcu/x86_64/drivers/delays.c',
                    'platform/mcu/x86_64/drivers/rtc.c',
-                   'platform/drivers/baseband/radio_linux.c',
+                   'platform/drivers/baseband/radio_linux.cpp',
                    'platform/drivers/audio/audio_linux.c',
                    'platform/targets/linux/platform.c']
 
diff --git a/platform/drivers/baseband/radio_linux.cpp b/platform/drivers/baseband/radio_linux.cpp
new file mode 100644
index 00000000..aeb001e6
--- /dev/null
+++ b/platform/drivers/baseband/radio_linux.cpp
@@ -0,0 +1,83 @@
+/***************************************************************************
+ *   Copyright (C) 2021 by Federico Amedeo Izzo IU2NUO,                    *
+ *                         Niccolò Izzo IU2KIN                             *
+ *                         Frederik Saraci IU2NRO                          *
+ *                         Silvano Seva IU2KWO                             *
+ *                                                                         *
+ *   This program 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 3 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.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, see <http://www.gnu.org/licenses/>   *
+ ***************************************************************************/
+
+#include <interfaces/radio.h>
+#include <cstdio>
+#include <string>
+
+void radio_init(const rtxStatus_t *rtxState)
+{
+    (void) rtxState;
+    puts("radio_linux: init() called");
+}
+
+void radio_terminate()
+{
+    puts("radio_linux: terminate() called");
+}
+
+void radio_setOpmode(const enum opmode mode)
+{
+    std::string mStr(" ");
+    if(mode == NONE) mStr = "NONE";
+    if(mode == FM)   mStr = "FM";
+    if(mode == DMR)  mStr = "DMR";
+    if(mode == M17)  mStr = "M17";
+
+    printf("radio_linux: setting opmode to %s\n", mStr.c_str());
+}
+
+bool radio_checkRxDigitalSquelch()
+{
+    puts("radio_linux: radio_checkRxDigitalSquelch(), returning 'true'");
+    return true;
+}
+
+void radio_enableRx()
+{
+    puts("radio_linux: enableRx() called");
+}
+
+void radio_enableTx()
+{
+    puts("radio_linux: enableTx() called");
+}
+
+void radio_disableRtx()
+{
+    puts("radio_linux: disableRtx() called");
+}
+
+void radio_updateConfiguration()
+{
+    puts("radio_linux: updateConfiguration() called");
+}
+
+float radio_getRssi()
+{
+    // Commented to reduce verbosity on Linux
+    // printf("radio_linux: requested RSSI at freq %d, returning -100dBm\n", rxFreq);
+    return -100.0f;
+}
+
+enum opstatus radio_getStatus()
+{
+    return OFF;
+}