Return-Path: From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20Danis?= To: linux-bluetooth@vger.kernel.org Subject: [RFC V3 09/12] event: Store link key infos in device info file Date: Fri, 30 Nov 2012 15:47:03 +0100 Message-Id: <1354286826-24016-9-git-send-email-frederic.danis@linux.intel.com> In-Reply-To: <1354286826-24016-1-git-send-email-frederic.danis@linux.intel.com> References: <1354286826-24016-1-git-send-email-frederic.danis@linux.intel.com> Content-Type: text/plain; charset="utf-8" Sender: linux-bluetooth-owner@vger.kernel.org List-ID: --- src/event.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++------------ 1 file changed, 47 insertions(+), 12 deletions(-) diff --git a/src/event.c b/src/event.c index 7fc8f02..5e83c09 100644 --- a/src/event.c +++ b/src/event.c @@ -354,33 +354,68 @@ static int store_longtermkey(bdaddr_t *local, bdaddr_t *peer, return err; } +static void store_link_key(struct btd_adapter *adapter, + struct btd_device *device, uint8_t *key, + uint8_t type, uint8_t pin_length) +{ + char adapter_addr[18]; + char device_addr[18]; + char filename[PATH_MAX + 1]; + GKeyFile *key_file; + char key_str[35]; + char *str; + int i; + gsize length = 0; + + ba2str(adapter_get_address(adapter), adapter_addr); + ba2str(device_get_address(device), device_addr); + + snprintf(filename, PATH_MAX, STORAGEDIR "/%s/%s/info", adapter_addr, + device_addr); + filename[PATH_MAX] = '\0'; + + key_file = g_key_file_new(); + g_key_file_load_from_file(key_file, filename, 0, NULL); + + key_str[0] = '0'; + key_str[1] = 'x'; + for (i = 0; i < 16; i++) + sprintf(key_str + 2 + (i * 2), "%2.2X", key[i]); + + g_key_file_set_string(key_file, "LinkKey", "Key", key_str); + + g_key_file_set_integer(key_file, "LinkKey", "Type", type); + g_key_file_set_integer(key_file, "LinkKey", "PINLength", pin_length); + + create_file(filename, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); + + str = g_key_file_to_data(key_file, &length, NULL); + g_file_set_contents(filename, str, length, NULL); + g_free(str); + + g_key_file_free(key_file); +} + int btd_event_link_key_notify(bdaddr_t *local, bdaddr_t *peer, uint8_t *key, uint8_t key_type, uint8_t pin_length) { struct btd_adapter *adapter; struct btd_device *device; - uint8_t peer_type; - int ret; if (!get_adapter_and_device(local, peer, &adapter, &device, TRUE)) return -ENODEV; DBG("storing link key of type 0x%02x", key_type); - peer_type = device_get_addr_type(device); + store_link_key(adapter, device, key, key_type, pin_length); - ret = write_link_key(local, peer, peer_type, key, key_type, - pin_length); + device_set_bonded(device, TRUE); - if (ret == 0) { - device_set_bonded(device, TRUE); - - if (device_is_temporary(device)) - device_set_temporary(device, FALSE); - } + if (device_is_temporary(device)) + device_set_temporary(device, FALSE); - return ret; + return 0; } int btd_event_ltk_notify(bdaddr_t *local, bdaddr_t *peer, uint8_t bdaddr_type, -- 1.7.9.5