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-rw-r--r--low-can-binding/binding/low-can-socket.cpp26
1 files changed, 25 insertions, 1 deletions
diff --git a/low-can-binding/binding/low-can-socket.cpp b/low-can-binding/binding/low-can-socket.cpp
index 716b75b..fdd506b 100644
--- a/low-can-binding/binding/low-can-socket.cpp
+++ b/low-can-binding/binding/low-can-socket.cpp
@@ -160,7 +160,7 @@ void low_can_socket_t::set_max(float max)
/// this will open the socket with the required CAN bus device name.
///
/// @return INVALID_SOCKET on failure else positive integer
-int low_can_socket_t::open_socket()
+int low_can_socket_t::open_socket(const std::string& bus_name)
{
int ret = 0;
if(! socket_)
@@ -169,6 +169,8 @@ int low_can_socket_t::open_socket()
{ret = socket_.open(can_signal_->get_message()->get_bus_device_name());}
else if (! diagnostic_message_ .empty())
{ret = socket_.open(application_t::instance().get_diagnostic_manager().get_bus_device_name());}
+ else if ( ! bus_name.empty())
+ { ret = socket_.open(bus_name);}
index_ = (int)socket_.socket();
}
return ret;
@@ -181,6 +183,7 @@ int low_can_socket_t::open_socket()
struct utils::simple_bcm_msg low_can_socket_t::make_bcm_head(uint32_t opcode, uint32_t can_id, uint32_t flags, const struct timeval& timeout, const struct timeval& frequency_thinning) const
{
struct utils::simple_bcm_msg bcm_msg;
+ ::memset(&bcm_msg, 0, sizeof(bcm_msg));
bcm_msg.msg_head.opcode = opcode;
bcm_msg.msg_head.can_id = can_id;
@@ -312,3 +315,24 @@ int low_can_socket_t::tx_send(const struct can_frame& cf, std::shared_ptr<can_si
return 0;
}
+
+/// @brief Create a TX_SEND job used by the BCM socket to
+/// simply send message
+///
+/// @return 0 if ok else -1
+int low_can_socket_t::tx_send(const struct can_frame& cf, const std::string& bus_name)
+{
+ can_signal_ = nullptr;
+
+ utils::simple_bcm_msg bcm_msg = make_bcm_head(TX_SEND);
+ add_bcm_frame(cf, bcm_msg);
+
+ if(open_socket(bus_name) < 0)
+ {return -1;}
+
+ socket_ << bcm_msg;
+ if(! socket_)
+ return -1;
+
+ return 0;
+}