From 623536b4a10a96a8e71389b741774e645e652e9b Mon Sep 17 00:00:00 2001
From: Romain Forlot <romain.forlot@iot.bzh>
Date: Thu, 9 Mar 2017 02:26:48 +0100
Subject: [PATCH] Added a static method to get used by Diagnostic manager that
 respect the requested signature.

Change-Id: Id10215597d65ecaf280fe6252d78bc74a306958e
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
---
 src/can/can-bus-dev.cpp | 31 +++++++++++++++++++++++++++++++
 src/can/can-bus-dev.hpp |  1 +
 2 files changed, 32 insertions(+)

diff --git a/src/can/can-bus-dev.cpp b/src/can/can-bus-dev.cpp
index 389154b8..f4595676 100644
--- a/src/can/can-bus-dev.cpp
+++ b/src/can/can-bus-dev.cpp
@@ -193,3 +193,34 @@ int can_bus_dev_t::send_can_message(can_message_t& can_msg)
 	}
 	return 0;
 }
+
+/// @brief Send a can message from a can_message_t object.
+/// @param[in] can bus used to send the message
+/// @param[in] can_msg the can message object to send
+bool can_bus_dev_t::send_can_message(const uint16_t arbitration_id, const uint8_t* data, const uint8_t size)
+{
+	ssize_t nbytes;
+	canfd_frame f;
+
+	f.can_id = arbitration_id;
+	f.len = size;
+	::memcpy(f.data, data, size);
+
+	if(socket.socket())
+	{
+		nbytes = ::sendto(socket.socket(), &f, sizeof(struct canfd_frame), 0,
+			(struct sockaddr*)&txAddress_, sizeof(txAddress_));
+		if (nbytes == -1)
+		{
+			ERROR(binder_interface, "send_can_message: Sending CAN frame failed.");
+			return -1;
+		}
+		return (int)nbytes;
+	}
+	else
+	{
+		ERROR(binder_interface, "send_can_message: socket not initialized. Attempt to reopen can device socket.");
+		open();
+	}
+	return 0;
+}
diff --git a/src/can/can-bus-dev.hpp b/src/can/can-bus-dev.hpp
index d7c3458e..59d999f1 100644
--- a/src/can/can-bus-dev.hpp
+++ b/src/can/can-bus-dev.hpp
@@ -57,4 +57,5 @@ public:
 	std::pair<struct canfd_frame&, size_t> read();
 
 	int send_can_message(can_message_t& can_msg);
+	static bool send_can_message(const uint16_t arbitration_id, const uint8_t* data, const uint8_t size);
 };
-- 
2.16.6