From 9e11d2500f4a41afa2f293baee77f71b90652153 Mon Sep 17 00:00:00 2001 From: Romain Forlot Date: Tue, 14 Feb 2017 11:18:58 +0100 Subject: [PATCH] Added JSON conf file read and initialize CanBus object with device name retrieve from conf file. Signed-off-by: Romain Forlot --- can-utils.cpp | 3 ++- low-can-binding.cpp | 19 +++++++++++++++++-- 2 files changed, 19 insertions(+), 3 deletions(-) diff --git a/can-utils.cpp b/can-utils.cpp index abfe0a04..67214105 100644 --- a/can-utils.cpp +++ b/can-utils.cpp @@ -23,9 +23,10 @@ * *********************************************************************************/ -CanBus_c::CanBus_c(afb_binding_interface *itf) +CanBus_c::CanBus_c(afb_binding_interface *itf, const std:string& dev_name) { interface = itf; + deviceName = dev_name; } int CanBus_c::open() diff --git a/low-can-binding.cpp b/low-can-binding.cpp index bb219be2..b6098907 100644 --- a/low-can-binding.cpp +++ b/low-can-binding.cpp @@ -48,7 +48,6 @@ */ static const struct afb_binding_interface *interface; - /******************************************************************************** * * Event management @@ -229,10 +228,26 @@ const struct afb_binding *afbBindingV1Register (const struct afb_binding_interfa int afbBindingV1ServiceInit(struct afb_service service) { + std::ifstream fd_conf; + std::string fd_conf_content; + json_object jo_canbus; + /* Open JSON conf file */ + jo_canbus = json_object_new_object(); + fd_conf = afb_daemon_rootdir_open_locale(interface->daemon, "canbus.json", O_RDONLY, NULL); + if (fd_conf) + { + fd_conf.seekg(0, std::ios::end); + fd_conf_content.resize(fd_conf.tellg()); + fd_conf.seekg(0, std::ios::beg); + fd_conf.read(&fd_conf_content[0], fd_conf_content.size()); + fd_conf.close(); + } + + jo_canbus = json_tokener_parse(&fd_conf_content); /* Open CAN socket */ - CanBus_c CanBus_handler(interface); + CanBus_c CanBus_handler(interface, json_object_get_string(json_object_object_get(jo_canbus, "deviceName")); CanBus_handler.open(); CanBus_handler.start_threads(); } -- 2.16.6