From patchwork Wed Dec 22 15:58:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 12691803 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4F0B5C433FE for ; Wed, 22 Dec 2021 15:58:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344029AbhLVP6x (ORCPT ); Wed, 22 Dec 2021 10:58:53 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:51831 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343803AbhLVP6V (ORCPT ); Wed, 22 Dec 2021 10:58:21 -0500 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id D1A7BE0012; Wed, 22 Dec 2021 15:58:18 +0000 (UTC) From: Miquel Raynal To: Alexander Aring , Stefan Schmidt , linux-wpan@vger.kernel.org Cc: David Girault , Romuald Despres , Frederic Blain , Thomas Petazzoni , netdev@vger.kernel.org, Romuald Despres , Miquel Raynal Subject: [wpan-tools 1/7] iwpan: Fix the channels printing Date: Wed, 22 Dec 2021 16:58:10 +0100 Message-Id: <20211222155816.256405-2-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211222155816.256405-1-miquel.raynal@bootlin.com> References: <20211222155816.256405-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org From: Romuald Despres The presence of a channel capability is checked against the tb_msg netlink attributes array which is the root one, while here we are looking for channel capabilities, themselves being nested and parsed into tb_caps. Use tb_caps instead of tb_msg here otherwise we are accessing a random index in the upper attributes list. Signed-off-by: Romuald Despres Signed-off-by: Miquel Raynal --- src/info.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/info.c b/src/info.c index f85690c..8ed5e4f 100644 --- a/src/info.c +++ b/src/info.c @@ -342,7 +342,7 @@ static int print_phy_handler(struct nl_msg *msg, void *arg) printf("\b \n"); } - if (tb_msg[NL802154_CAP_ATTR_CHANNELS]) { + if (tb_caps[NL802154_CAP_ATTR_CHANNELS]) { int counter = 0; int rem_pages; struct nlattr *nl_pages; From patchwork Wed Dec 22 15:58:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 12691802 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E308C43217 for ; Wed, 22 Dec 2021 15:58:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344032AbhLVP6y (ORCPT ); Wed, 22 Dec 2021 10:58:54 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:43303 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344041AbhLVP6W (ORCPT ); Wed, 22 Dec 2021 10:58:22 -0500 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 0C501E000A; Wed, 22 Dec 2021 15:58:19 +0000 (UTC) From: Miquel Raynal To: Alexander Aring , Stefan Schmidt , linux-wpan@vger.kernel.org Cc: David Girault , Romuald Despres , Frederic Blain , Thomas Petazzoni , netdev@vger.kernel.org, Miquel Raynal Subject: [wpan-tools 2/7] iwpan: Export iwpan_debug Date: Wed, 22 Dec 2021 16:58:11 +0100 Message-Id: <20211222155816.256405-3-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211222155816.256405-1-miquel.raynal@bootlin.com> References: <20211222155816.256405-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org From: David Girault This debug flag will be used later on in different files. Signed-off-by: David Girault Signed-off-by: Miquel Raynal --- src/iwpan.c | 2 +- src/iwpan.h | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/src/iwpan.c b/src/iwpan.c index fb7bef1..3cf5fe2 100644 --- a/src/iwpan.c +++ b/src/iwpan.c @@ -21,7 +21,7 @@ /* TODO libnl 1.x compatibility code */ -static int iwpan_debug = 0; +int iwpan_debug = 0; static int nl802154_init(struct nl802154_state *state) { diff --git a/src/iwpan.h b/src/iwpan.h index 48c4f03..860dd37 100644 --- a/src/iwpan.h +++ b/src/iwpan.h @@ -120,4 +120,6 @@ DECLARE_SECTION(get); const char *iftype_name(enum nl802154_iftype iftype); +extern int iwpan_debug; + #endif /* __IWPAN_H */ From patchwork Wed Dec 22 15:58:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 12691804 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CB0CEC433F5 for ; Wed, 22 Dec 2021 15:58:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343962AbhLVP6z (ORCPT ); Wed, 22 Dec 2021 10:58:55 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:38423 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343914AbhLVP6X (ORCPT ); Wed, 22 Dec 2021 10:58:23 -0500 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 1E2CAE0003; Wed, 22 Dec 2021 15:58:21 +0000 (UTC) From: Miquel Raynal To: Alexander Aring , Stefan Schmidt , linux-wpan@vger.kernel.org Cc: David Girault , Romuald Despres , Frederic Blain , Thomas Petazzoni , netdev@vger.kernel.org, Miquel Raynal Subject: [wpan-tools 3/7] iwpan: Fix a comment Date: Wed, 22 Dec 2021 16:58:12 +0100 Message-Id: <20211222155816.256405-4-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211222155816.256405-1-miquel.raynal@bootlin.com> References: <20211222155816.256405-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org There are a couple of words missing, add them to clarify the comment. Signed-off-by: Miquel Raynal --- src/iwpan.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/iwpan.h b/src/iwpan.h index 860dd37..9d265c6 100644 --- a/src/iwpan.h +++ b/src/iwpan.h @@ -43,7 +43,7 @@ struct cmd { const enum command_identify_by idby; /* The handler should return a negative error code, * zero on success, 1 if the arguments were wrong - * and the usage message should and 2 otherwise. + * and the usage message should be displayed, 2 otherwise. */ int (*handler)(struct nl802154_state *state, struct nl_cb *cb, From patchwork Wed Dec 22 15:58:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 12691806 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 25B33C433EF for ; Wed, 22 Dec 2021 15:58:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344037AbhLVP64 (ORCPT ); Wed, 22 Dec 2021 10:58:56 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:44097 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344045AbhLVP6Y (ORCPT ); Wed, 22 Dec 2021 10:58:24 -0500 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 32B5EE0016; Wed, 22 Dec 2021 15:58:22 +0000 (UTC) From: Miquel Raynal To: Alexander Aring , Stefan Schmidt , linux-wpan@vger.kernel.org Cc: David Girault , Romuald Despres , Frederic Blain , Thomas Petazzoni , netdev@vger.kernel.org, Miquel Raynal Subject: [wpan-tools 4/7] iwpan: Remove duplicated SECTION Date: Wed, 22 Dec 2021 16:58:13 +0100 Message-Id: <20211222155816.256405-5-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211222155816.256405-1-miquel.raynal@bootlin.com> References: <20211222155816.256405-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org From: David Girault This section has been duplicated, drop one. Signed-off-by: David Girault Signed-off-by: Miquel Raynal --- src/iwpan.h | 6 ------ 1 file changed, 6 deletions(-) diff --git a/src/iwpan.h b/src/iwpan.h index 9d265c6..406940a 100644 --- a/src/iwpan.h +++ b/src/iwpan.h @@ -90,12 +90,6 @@ struct cmd { .handler = (_handler), \ .help = (_help), \ } -#define SECTION(_name) \ - struct cmd __section ## _ ## _name \ - __attribute__((used)) __attribute__((section("__cmd"))) = { \ - .name = (#_name), \ - .hidden = 1, \ - } #define SECTION(_name) \ struct cmd __section ## _ ## _name \ From patchwork Wed Dec 22 15:58:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 12691805 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 66F00C4321E for ; Wed, 22 Dec 2021 15:58:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241589AbhLVP6z (ORCPT ); Wed, 22 Dec 2021 10:58:55 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:47863 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344055AbhLVP6Z (ORCPT ); Wed, 22 Dec 2021 10:58:25 -0500 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 51C41E0018; Wed, 22 Dec 2021 15:58:23 +0000 (UTC) From: Miquel Raynal To: Alexander Aring , Stefan Schmidt , linux-wpan@vger.kernel.org Cc: David Girault , Romuald Despres , Frederic Blain , Thomas Petazzoni , netdev@vger.kernel.org, Miquel Raynal Subject: [wpan-tools 5/7] iwpan: Synchronize nl802154 header with the Linux kernel Date: Wed, 22 Dec 2021 16:58:14 +0100 Message-Id: <20211222155816.256405-6-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211222155816.256405-1-miquel.raynal@bootlin.com> References: <20211222155816.256405-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org The content of this file as evolved, reflect the changes accepted in the mainline Linux kernel here. Signed-off-by: Miquel Raynal --- src/nl802154.h | 95 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) diff --git a/src/nl802154.h b/src/nl802154.h index ddcee12..73295bc 100644 --- a/src/nl802154.h +++ b/src/nl802154.h @@ -56,6 +56,14 @@ enum nl802154_commands { NL802154_CMD_SET_WPAN_PHY_NETNS, + NL802154_CMD_TRIGGER_SCAN, + NL802154_CMD_ABORT_SCAN, + NL802154_CMD_SCAN_DONE, + NL802154_CMD_DUMP_PANS, + NL802154_CMD_FLUSH_PANS, + NL802154_CMD_SEND_BEACONS, + NL802154_CMD_STOP_BEACONS, + /* add new commands above here */ #ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL @@ -131,6 +139,13 @@ enum nl802154_attrs { NL802154_ATTR_PID, NL802154_ATTR_NETNS_FD, + NL802154_ATTR_SCAN_TYPE, + NL802154_ATTR_SCAN_FLAGS, + NL802154_ATTR_SCAN_CHANNELS, + NL802154_ATTR_SCAN_DURATION, + NL802154_ATTR_PAN, + NL802154_ATTR_BEACON_INTERVAL, + /* add attributes here, update the policy in nl802154.c */ #ifdef CONFIG_IEEE802154_NL802154_EXPERIMENTAL @@ -217,6 +232,86 @@ enum nl802154_wpan_phy_capability_attr { NL802154_CAP_ATTR_MAX = __NL802154_CAP_ATTR_AFTER_LAST - 1 }; +/** + * enum nl802154_scan_types - Scan types + * + * @__NL802154_SCAN_INVALID: scan type number 0 is reserved + * @NL802154_SCAN_ED: An ED scan allows a device to obtain a measure of the peak + * energy in each requested channel + * @NL802154_SCAN_ACTIVE: Locate any coordinator transmitting Beacon frames using + * a Beacon Request command + * @NL802154_SCAN_PASSIVE: Locate any coordinator transmitting Beacon frames + * @NL802154_SCAN_ORPHAN: Relocate coordinator following a loss of synchronisation + * @NL802154_SCAN_ENHANCED_ACTIVE: Same as Active using Enhanced Beacon Request + * command instead of Beacon Request command + * @NL802154_SCAN_RIT_PASSIVE: Passive scan for RIT Data Request command frames + * instead of Beacon frames + * @NL802154_SCAN_ATTR_MAX: Maximum SCAN attribute number + */ +enum nl802154_scan_types { + __NL802154_SCAN_INVALID, + NL802154_SCAN_ED, + NL802154_SCAN_ACTIVE, + NL802154_SCAN_PASSIVE, + NL802154_SCAN_ORPHAN, + NL802154_SCAN_ENHANCED_ACTIVE, + NL802154_SCAN_RIT_PASSIVE, + + /* keep last */ + NL802154_SCAN_ATTR_MAX, +}; + +/** + * enum nl802154_scan_flags - Scan request control flags + * + * @NL802154_SCAN_FLAG_RANDOM_ADDR: use a random MAC address for this scan (ie. + * a different one for every scan iteration). When the flag is set, full + * randomisation is assumed. + */ +enum nl802154_scan_flags { + NL802154_SCAN_FLAG_RANDOM_ADDR = 1 << 0, +}; + +/** + * enum nl802154_pan - Netlink attributes for a PAN + * + * @__NL802154_PAN_INVALID: invalid + * @NL802154_PAN_PANID: PANID of the PAN (2 bytes) + * @NL802154_PAN_COORD_ADDR: Coordinator address, (8 bytes or 2 bytes) + * @NL802154_PAN_CHANNEL: channel number, related to @NL802154_PAN_PAGE (u8) + * @NL802154_PAN_PAGE: channel page, related to @NL802154_PAN_CHANNEL (u8) + * @NL802154_PAN_PREAMBLE_CODE: Preamble code while the beacon was received, + * this is PHY dependent and optional (4 bytes) + * @NL802154_PAN_SUPERFRAME_SPEC: superframe specification of the PAN (u16) + * @NL802154_PAN_LINK_QUALITY: signal quality of beacon in unspecified units, + * scaled to 0..255 (u8) + * @NL802154_PAN_GTS_PERMIT: set to true if GTS is permitted on this PAN + * @NL802154_PAN_PAYLOAD_DATA: binary data containing the raw data from the + * frame payload, (only if beacon or probe response had data) + * @NL802154_PAN_STATUS: status, if this PAN is "used" + * @NL802154_PAN_SEEN_MS_AGO: age of this PAN entry in ms + * @NL802154_PAN_PAD: attribute used for padding for 64-bit alignment + * @NL802154_PAN_MAX: highest PAN attribute + */ +enum nl802154_pan { + __NL802154_PAN_INVALID, + NL802154_PAN_PANID, + NL802154_PAN_COORD_ADDR, + NL802154_PAN_CHANNEL, + NL802154_PAN_PAGE, + NL802154_PAN_PREAMBLE_CODE, + NL802154_PAN_SUPERFRAME_SPEC, + NL802154_PAN_LINK_QUALITY, + NL802154_PAN_GTS_PERMIT, + NL802154_PAN_PAYLOAD_DATA, + NL802154_PAN_STATUS, + NL802154_PAN_SEEN_MS_AGO, + NL802154_PAN_PAD, + + /* keep last */ + NL802154_PAN_MAX, +}; + /** * enum nl802154_cca_modes - cca modes * From patchwork Wed Dec 22 15:58:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miquel Raynal X-Patchwork-Id: 12691807 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 07D1EC433F5 for ; Wed, 22 Dec 2021 15:59:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344073AbhLVP66 (ORCPT ); Wed, 22 Dec 2021 10:58:58 -0500 Received: from relay4-d.mail.gandi.net ([217.70.183.196]:40329 "EHLO relay4-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344070AbhLVP62 (ORCPT ); Wed, 22 Dec 2021 10:58:28 -0500 Received: (Authenticated sender: miquel.raynal@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 79011E000D; Wed, 22 Dec 2021 15:58:26 +0000 (UTC) From: Miquel Raynal To: Alexander Aring , Stefan Schmidt , linux-wpan@vger.kernel.org Cc: David Girault , Romuald Despres , Frederic Blain , Thomas Petazzoni , netdev@vger.kernel.org, Miquel Raynal Subject: [wpan-tools 7/7] iwpan: Add events support Date: Wed, 22 Dec 2021 16:58:16 +0100 Message-Id: <20211222155816.256405-8-miquel.raynal@bootlin.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211222155816.256405-1-miquel.raynal@bootlin.com> References: <20211222155816.256405-1-miquel.raynal@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org From: David Girault Add the possibility to listen to the scan multicast netlink family in order to print all the events happening in the 802.15.4 stack. Signed-off-by: David Girault Signed-off-by: Miquel Raynal --- src/Makefile.am | 1 + src/event.c | 221 ++++++++++++++++++++++++++++++++++++++++++++++++ src/iwpan.h | 3 + src/scan.c | 4 +- 4 files changed, 227 insertions(+), 2 deletions(-) create mode 100644 src/event.c diff --git a/src/Makefile.am b/src/Makefile.am index 18b3569..7933daf 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -10,6 +10,7 @@ iwpan_SOURCES = \ phy.c \ mac.c \ scan.c \ + event.c \ nl_extras.h \ nl802154.h diff --git a/src/event.c b/src/event.c new file mode 100644 index 0000000..0c5450b --- /dev/null +++ b/src/event.c @@ -0,0 +1,221 @@ +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +#include "nl802154.h" +#include "nl_extras.h" +#include "iwpan.h" + +struct print_event_args { + struct timeval ts; /* internal */ + bool have_ts; /* must be set false */ + bool frame, time, reltime; +}; + +static void parse_scan_terminated(struct nlattr **tb) +{ + struct nlattr *a; + if ((a = tb[NL802154_ATTR_SCAN_TYPE])) { + enum nl802154_scan_types st = + (enum nl802154_scan_types)nla_get_u8(a); + const char *stn = scantype_name(st); + printf(" type %s,", stn); + } + if ((a = tb[NL802154_ATTR_SCAN_FLAGS])) { + printf(" flags 0x%x,", nla_get_u32(a)); + } + if ((a = tb[NL802154_ATTR_PAGE])) { + printf(" page %u,", nla_get_u8(a)); + } + if ((a = tb[NL802154_ATTR_SCAN_CHANNELS])) { + printf(" channels mask 0x%x,", nla_get_u32(a)); + } + /* TODO: show requested IEs */ + if ((a = tb[NL802154_ATTR_PAN])) { + parse_scan_result_pan(a, tb[NL802154_ATTR_IFINDEX]); + } +} + +static int print_event(struct nl_msg *msg, void *arg) +{ + struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); + struct nlattr *tb[NL802154_ATTR_MAX + 1], *nst; + struct print_event_args *args = arg; + char ifname[100]; + + uint8_t reg_type; + uint32_t wpan_phy_idx = 0; + int rem_nst; + uint16_t status; + + if (args->time || args->reltime) { + unsigned long long usecs, previous; + + previous = 1000000ULL * args->ts.tv_sec + args->ts.tv_usec; + gettimeofday(&args->ts, NULL); + usecs = 1000000ULL * args->ts.tv_sec + args->ts.tv_usec; + if (args->reltime) { + if (!args->have_ts) { + usecs = 0; + args->have_ts = true; + } else + usecs -= previous; + } + printf("%llu.%06llu: ", usecs/1000000, usecs % 1000000); + } + + nla_parse(tb, NL802154_ATTR_MAX, genlmsg_attrdata(gnlh, 0), + genlmsg_attrlen(gnlh, 0), NULL); + + if (tb[NL802154_ATTR_IFINDEX] && tb[NL802154_ATTR_WPAN_PHY]) { + if_indextoname(nla_get_u32(tb[NL802154_ATTR_IFINDEX]), ifname); + printf("%s (phy #%d): ", ifname, nla_get_u32(tb[NL802154_ATTR_WPAN_PHY])); + } else if (tb[NL802154_ATTR_WPAN_DEV] && tb[NL802154_ATTR_WPAN_PHY]) { + printf("wdev 0x%llx (phy #%d): ", + (unsigned long long)nla_get_u64(tb[NL802154_ATTR_WPAN_DEV]), + nla_get_u32(tb[NL802154_ATTR_WPAN_PHY])); + } else if (tb[NL802154_ATTR_IFINDEX]) { + if_indextoname(nla_get_u32(tb[NL802154_ATTR_IFINDEX]), ifname); + printf("%s: ", ifname); + } else if (tb[NL802154_ATTR_WPAN_DEV]) { + printf("wdev 0x%llx: ", (unsigned long long)nla_get_u64(tb[NL802154_ATTR_WPAN_DEV])); + } else if (tb[NL802154_ATTR_WPAN_PHY]) { + printf("phy #%d: ", nla_get_u32(tb[NL802154_ATTR_WPAN_PHY])); + } + + switch (gnlh->cmd) { + case NL802154_CMD_NEW_WPAN_PHY: + printf("renamed to %s\n", nla_get_string(tb[NL802154_ATTR_WPAN_PHY_NAME])); + break; + case NL802154_CMD_DEL_WPAN_PHY: + printf("delete wpan_phy\n"); + break; + case NL802154_CMD_TRIGGER_SCAN: + printf("scan started\n"); + break; + case NL802154_CMD_SCAN_DONE: + printf("scan finished:"); + parse_scan_terminated(tb); + printf("\n"); + break; + default: + printf("unknown event %d\n", gnlh->cmd); + break; + } + fflush(stdout); + return NL_SKIP; +} + +static int __prepare_listen_events(struct nl802154_state *state) +{ + int mcid, ret; + + /* Configuration multicast group */ + mcid = genl_ctrl_resolve_grp(state->nl_sock, NL802154_GENL_NAME, + "config"); + if (mcid < 0) + return mcid; + ret = nl_socket_add_membership(state->nl_sock, mcid); + if (ret) + return ret; + + /* Scan multicast group */ + mcid = genl_ctrl_resolve_grp(state->nl_sock, NL802154_GENL_NAME, + "scan"); + if (mcid >= 0) { + ret = nl_socket_add_membership(state->nl_sock, mcid); + if (ret) + return ret; + } + + /* MLME multicast group */ + mcid = genl_ctrl_resolve_grp(state->nl_sock, NL802154_GENL_NAME, + "mlme"); + if (mcid >= 0) { + ret = nl_socket_add_membership(state->nl_sock, mcid); + if (ret) + return ret; + } + + return 0; +} + +static int __do_listen_events(struct nl802154_state *state, + struct print_event_args *args) +{ + struct nl_cb *cb = nl_cb_alloc(iwpan_debug ? NL_CB_DEBUG : NL_CB_DEFAULT); + if (!cb) { + fprintf(stderr, "failed to allocate netlink callbacks\n"); + return -ENOMEM; + } + nl_socket_set_cb(state->nl_sock, cb); + /* No sequence checking for multicast messages */ + nl_socket_disable_seq_check(state->nl_sock); + /* Install print_event message handler */ + nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, print_event, args); + + /* Loop waiting until interrupted by signal */ + while (1) { + int ret = nl_recvmsgs(state->nl_sock, cb); + if (ret) { + fprintf(stderr, "nl_recvmsgs return error %d\n", ret); + break; + } + } + /* Free allocated nl_cb structure */ + nl_cb_put(cb); + return 0; +} + +static int print_events(struct nl802154_state *state, + struct nl_cb *cb, + struct nl_msg *msg, + int argc, char **argv, + enum id_input id) +{ + struct print_event_args args; + int ret; + + memset(&args, 0, sizeof(args)); + + argc--; + argv++; + + while (argc > 0) { + if (strcmp(argv[0], "-f") == 0) + args.frame = true; + else if (strcmp(argv[0], "-t") == 0) + args.time = true; + else if (strcmp(argv[0], "-r") == 0) + args.reltime = true; + else + return 1; + argc--; + argv++; + } + if (args.time && args.reltime) + return 1; + if (argc) + return 1; + + /* Prepare reception of all multicast messages */ + ret = __prepare_listen_events(state); + if (ret) + return ret; + + /* Read message loop */ + return __do_listen_events(state, &args); +} +TOPLEVEL(event, "[-t|-r] [-f]", 0, 0, CIB_NONE, print_events, + "Monitor events from the kernel.\n" + "-t - print timestamp\n" + "-r - print relative timestamp\n" + "-f - print full frame for auth/assoc etc."); diff --git a/src/iwpan.h b/src/iwpan.h index 406940a..a71b991 100644 --- a/src/iwpan.h +++ b/src/iwpan.h @@ -114,6 +114,9 @@ DECLARE_SECTION(get); const char *iftype_name(enum nl802154_iftype iftype); +const char *scantype_name(enum nl802154_scan_types scantype); +int parse_scan_result_pan(struct nlattr *nestedpan, struct nlattr *ifattr); + extern int iwpan_debug; #endif /* __IWPAN_H */ diff --git a/src/scan.c b/src/scan.c index ec91c7c..a557e09 100644 --- a/src/scan.c +++ b/src/scan.c @@ -16,7 +16,7 @@ static char scantypebuf[100]; -static const char *scantype_name(enum nl802154_scan_types scantype) +const char *scantype_name(enum nl802154_scan_types scantype) { switch (scantype) { case NL802154_SCAN_ED: @@ -168,7 +168,7 @@ static int scan_abort_handler(struct nl802154_state *state, } -static int parse_scan_result_pan(struct nlattr *nestedpan, struct nlattr *ifattr) +int parse_scan_result_pan(struct nlattr *nestedpan, struct nlattr *ifattr) { struct nlattr *pan[NL802154_PAN_MAX + 1]; static struct nla_policy pan_policy[NL802154_PAN_MAX + 1] = {