diff options
| author |   Romain Forlot <romain.forlot@iot.bzh> | 2019-12-06 09:38:05 +0100 |
|---|---|---|
| committer | Romain Forlot <romain.forlot@iot.bzh> | 2020-01-09 16:25:36 +0100 |
| commit | 4022a03b70337f6f922e97fb2f77d28058612587 (patch) | |
| tree | 8d64103da870aa3f250cffc4da0e302850263c47 /low-can-binding/utils/socketcan-bcm.cpp | |
| parent | 0ff6413b6dc42849f87ce8caa17a91f44ede2f93 (diff) | |
socket-bcm: Format, simplification of open socket
Change-Id: I8a012285a8d06f3c5778c82e543c944d8fa20e3c
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'low-can-binding/utils/socketcan-bcm.cpp')
| -rw-r--r-- | low-can-binding/utils/socketcan-bcm.cpp | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/low-can-binding/utils/socketcan-bcm.cpp b/low-can-binding/utils/socketcan-bcm.cpp index 515b2fb3..a5820434 100644 --- a/low-can-binding/utils/socketcan-bcm.cpp +++ b/low-can-binding/utils/socketcan-bcm.cpp @@ -38,6 +38,7 @@ namespace utils socket_ = socketcan_t::open(PF_CAN, SOCK_DGRAM, CAN_BCM); // Attempts to open a socket to CAN bus + tx_address_.can_family = AF_CAN; ::strcpy(ifr.ifr_name, device_name.c_str()); AFB_DEBUG("BCM socket ifr_name is : %s", ifr.ifr_name); if(::ioctl(socket_, SIOCGIFINDEX, &ifr) < 0) @@ -46,19 +47,17 @@ namespace utils close(); return -1; } - else + + tx_address_.can_ifindex = ifr.ifr_ifindex; + if(connect((struct sockaddr *)&tx_address_, sizeof(tx_address_)) < 0) { - tx_address_.can_family = AF_CAN; - tx_address_.can_ifindex = ifr.ifr_ifindex; - - if(connect((struct sockaddr *)&tx_address_, sizeof(tx_address_)) < 0) - { - AFB_ERROR("Connect failed. %s", strerror(errno)); - close(); - } - // Needed because of using systemD event loop. See sd_event_add_io manual. - fcntl(socketcan_t::socket_, F_SETFL, O_NONBLOCK); + AFB_ERROR("Connect failed. %s", strerror(errno)); + close(); + return -1; } + // Needed because of using systemD event loop. See sd_event_add_io manual. + fcntl(socketcan_t::socket_, F_SETFL, O_NONBLOCK); + return socket_; } @@ -101,7 +100,6 @@ namespace utils int socketcan_bcm_t::write_message(message_t& m) { - can_message_t& cm = reinterpret_cast<can_message_t&>(m); struct bcm_msg obj = cm.get_bcm_msg(); size_t size = (obj.msg_head.flags & CAN_FD_FRAME) ? |