From: Archie Pusaka <apusaka@xxxxxxxxxxxx>
Using the new opcode MGMT_OP_ADD_ADV_PATTERNS_MONITOR_RSSI to
monitor advertisement according to some RSSI criteria.
Reviewed-by: Yun-Hao Chung <howardchung@xxxxxxxxxx>
---
(no changes since v1)
client/adv_monitor.c | 90 ++++++++++++++++++++++----------------------
client/adv_monitor.h | 1 +
client/main.c | 29 +++++++-------
3 files changed, 59 insertions(+), 61 deletions(-)
diff --git a/client/adv_monitor.c b/client/adv_monitor.c
index f62e9f4442..74f7581776 100644
--- a/client/adv_monitor.c
+++ b/client/adv_monitor.c
@@ -33,6 +33,7 @@ struct rssi_setting {
uint16_t high_timer;
int16_t low_threshold;
uint16_t low_timer;
+ uint16_t sampling_period;
};
struct pattern {
@@ -148,6 +149,8 @@ static gboolean get_rssi(const GDBusPropertyTable *property,
&rssi->low_threshold);
dbus_message_iter_append_basic(&data_iter, DBUS_TYPE_UINT16,
&rssi->low_timer);
+ dbus_message_iter_append_basic(&data_iter, DBUS_TYPE_UINT16,
+ &rssi->sampling_period);
dbus_message_iter_close_container(iter, &data_iter);
return TRUE;
}
@@ -212,7 +215,7 @@ static gboolean pattern_exists(const GDBusPropertyTable *property, void *data)
static const GDBusPropertyTable adv_monitor_props[] = {
{ "Type", "s", get_type },
- { "RSSIThresholdsAndTimers", "(nqnq)", get_rssi, NULL, rssi_exists },
+ { "RSSIThresholdsAndTimers", "(nqnqq)", get_rssi, NULL, rssi_exists },
{ "Patterns", "a(yyay)", get_patterns, NULL, pattern_exists },
{ }
};
@@ -376,56 +379,51 @@ static uint8_t str2bytearray(char *str, uint8_t *arr)
return arr_len;
}
-static void parse_rssi_value_pair(char *value_pair, int *low, int *high)
-{
- char *val1, *val2;
- bool flag = value_pair[0] == ',';
-
- val1 = strtok(value_pair, ",");
-
- if (!val1)
- return;
-
- val2 = strtok(NULL, ",");
-
- if (!val2) {
- if (!flag)
- *low = atoi(val1);
- else
- *high = atoi(val1);
- } else {
- *low = atoi(val1);
- *high = atoi(val2);
- }
-}
-
-static struct rssi_setting *parse_rssi(char *range, char *timeout)
+static struct rssi_setting *parse_rssi(char *params)
{
struct rssi_setting *rssi;
- int high_threshold, low_threshold, high_timer, low_timer;
-
- high_threshold = RSSI_DEFAULT_HIGH_THRESHOLD;
- low_threshold = RSSI_DEFAULT_LOW_THRESHOLD;
- high_timer = RSSI_DEFAULT_HIGH_TIMEOUT;
- low_timer = RSSI_DEFAULT_LOW_TIMEOUT;
+ char *split, *endptr;
+ int i;
+ int values[5] = {RSSI_DEFAULT_LOW_THRESHOLD,
+ RSSI_DEFAULT_HIGH_THRESHOLD,
+ RSSI_DEFAULT_LOW_TIMEOUT,
+ RSSI_DEFAULT_HIGH_TIMEOUT,
+ RSSI_DEFAULT_SAMPLING_PERIOD};
+
+ for (i = 0; i < 5; i++) {
+ if (!params) /* Params too short */
+ goto bad_format;
+
+ split = strsep(¶ms, ",");
+ if (*split != '\0') {
+ values[i] = strtol(split, &endptr, 0);
+ if (*endptr != '\0') /* Conversion failed */
+ goto bad_format;
+ } /* Otherwise no parsing needed - use default */
+ }
- parse_rssi_value_pair(range, &low_threshold, &high_threshold);
- parse_rssi_value_pair(timeout, &low_timer, &high_timer);
+ if (params) /* There are trailing unused params */
+ goto bad_format;
rssi = g_malloc0(sizeof(struct rssi_setting));
-
if (!rssi) {
- bt_shell_printf("Failed to allocate rssi_setting");
+ bt_shell_printf("Failed to allocate rssi_setting\n");
bt_shell_noninteractive_quit(EXIT_FAILURE);
return NULL;
}
- rssi->high_threshold = high_threshold;
- rssi->high_timer = high_timer;
- rssi->low_threshold = low_threshold;
- rssi->low_timer = low_timer;
+ rssi->low_threshold = values[0];
+ rssi->high_threshold = values[1];
+ rssi->low_timer = values[2];
+ rssi->high_timer = values[3];
+ rssi->sampling_period = values[4];
return rssi;
+
+bad_format:
+ bt_shell_printf("Failed to parse RSSI\n");
+ bt_shell_noninteractive_quit(EXIT_FAILURE);
+ return NULL;
}
static struct pattern *parse_pattern(char *parameter_list[])
@@ -435,7 +433,7 @@ static struct pattern *parse_pattern(char *parameter_list[])
pat = g_malloc0(sizeof(struct pattern));
if (!pat) {
- bt_shell_printf("Failed to allocate pattern");
+ bt_shell_printf("Failed to allocate pattern\n");
bt_shell_noninteractive_quit(EXIT_FAILURE);
return NULL;
}
@@ -537,6 +535,8 @@ static void print_adv_monitor(struct adv_monitor *adv_monitor)
adv_monitor->rssi->low_threshold);
bt_shell_printf("\t\tlow threshold timer: %hu\n",
adv_monitor->rssi->low_timer);
+ bt_shell_printf("\t\tsampling period: %hu\n",
+ adv_monitor->rssi->sampling_period);
}
if (adv_monitor->patterns) {
@@ -572,15 +572,15 @@ void adv_monitor_add_monitor(DBusConnection *conn, char *type,
while (find_adv_monitor_with_idx(adv_mon_idx))
adv_mon_idx += 1;
- if (rssi_enabled == FALSE)
+ if (rssi_enabled == FALSE) {
rssi = NULL;
- else {
- rssi = parse_rssi(argv[1], argv[2]);
+ } else {
+ rssi = parse_rssi(argv[1]);
if (rssi == NULL)
return;
- argv += 2;
- argc -= 2;
+ argv += 1;
+ argc -= 1;
}
patterns = parse_patterns(argv+1, argc-1);
diff --git a/client/adv_monitor.h b/client/adv_monitor.h
index dd6f615799..2bdc447265 100644
--- a/client/adv_monitor.h
+++ b/client/adv_monitor.h
@@ -12,6 +12,7 @@
#define RSSI_DEFAULT_LOW_THRESHOLD -70
#define RSSI_DEFAULT_HIGH_TIMEOUT 10
#define RSSI_DEFAULT_LOW_TIMEOUT 5
+#define RSSI_DEFAULT_SAMPLING_PERIOD 0
void adv_monitor_add_manager(DBusConnection *conn, GDBusProxy *proxy);
void adv_monitor_remove_manager(DBusConnection *conn);
diff --git a/client/main.c b/client/main.c
index 9403f1af6e..5d84e7cd54 100644
--- a/client/main.c
+++ b/client/main.c
@@ -2709,26 +2709,23 @@ static void cmd_ad_clear(int argc, char *argv[])
static void print_add_or_pattern_with_rssi_usage(void)
{
- bt_shell_printf("rssi-range format:\n"
- "\t<low-rssi>,<high-rssi>\n"
- "\tBoth parameters can be skipped, in that case the\n"
- "\tparamter will be set to its pre-defined value\n");
- bt_shell_printf("\tPre-defined low-rssi,high-rssi: %d,%d\n",
- RSSI_DEFAULT_LOW_THRESHOLD,
- RSSI_DEFAULT_HIGH_THRESHOLD);
- bt_shell_printf("timeout format:\n"
- "\t<low-rssi>,<high-rssi>\n"
- "\tBoth parameters can be skipped, in that case the\n"
- "\tparamter will be set to its pre-defined value\n");
- bt_shell_printf("\tPre-defined low-timeout,high-timeout: %d,%d\n",
- RSSI_DEFAULT_LOW_TIMEOUT,
+ bt_shell_printf("rssi format:\n"
+ "\t<low-rssi>,<high-rssi>,<low-rssi-timeout>,"
+ "<high-rssi-timeout>,<sampling>\n"
+ "\tAll parameters can be skipped, in that case they\n"
+ "\twill be set to pre-defined values, which are:\n");
+ bt_shell_printf("\t\tlow-rssi: %d\n", RSSI_DEFAULT_LOW_THRESHOLD);
+ bt_shell_printf("\t\thigh-rssi: %d\n", RSSI_DEFAULT_HIGH_THRESHOLD);
+ bt_shell_printf("\t\tlow-rssi-timeout: %d\n", RSSI_DEFAULT_LOW_TIMEOUT);
+ bt_shell_printf("\t\thigh-rssi-timeout: %d\n",
RSSI_DEFAULT_HIGH_TIMEOUT);
+ bt_shell_printf("\t\tsampling: %d\n", RSSI_DEFAULT_SAMPLING_PERIOD);
bt_shell_printf("pattern format:\n"
"\t<start_position> <ad_data_type> <content_of_pattern>\n");
bt_shell_printf("e.g.\n"
- "\tadd-or-pattern-rssi -10, ,10 1 2 01ab55\n");
+ "\tadd-or-pattern-rssi -10,,,10,0 1 2 01ab55\n");
bt_shell_printf("or\n"
- "\tadd-or-pattern-rssi -50,-30 , 1 2 01ab55 3 4 23cd66\n");
+ "\tadd-or-pattern-rssi -50,-30,,, 1 2 01ab55 3 4 23cd66\n");
}
static void print_add_or_pattern_usage(void)
@@ -2826,7 +2823,7 @@ static const struct bt_shell_menu advertise_monitor_menu = {
.name = "monitor",
.desc = "Advertisement Monitor Options Submenu",
.entries = {
- { "add-or-pattern-rssi", "<rssi-range=low,high> <timeout=low,high> "
+ { "add-or-pattern-rssi", "<rssi=low,high,low-time,high-time,sampling> "
"[patterns=pattern1 pattern2 ...]",
cmd_adv_monitor_add_or_monitor_with_rssi,
"Add 'or pattern' type monitor with RSSI "
--
2.30.0.284.gd98b1dd5eaa7-goog
