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-rw-r--r--tools/hcitool.19
-rw-r--r--tools/hcitool.c170
2 files changed, 139 insertions, 40 deletions
diff --git a/tools/hcitool.1 b/tools/hcitool.1
index fa51efce..dd92e351 100644
--- a/tools/hcitool.1
+++ b/tools/hcitool.1
@@ -130,6 +130,15 @@ with Bluetooth address
Display link quality for the connection to the device with Bluetooth address
.IR bdaddr .
.TP
+.BI tpl " <bdaddr> [type]"
+Display transmit power level for the connection to the device with Bluetooth address
+.IR bdaddr .
+The type can be
+.BR 0
+for the current transmit power level (which is default) or
+.BR 1
+for the maximum transmit power level.
+.TP
.BI lst " <bdaddr> [value]"
With no
.IR value ,
diff --git a/tools/hcitool.c b/tools/hcitool.c
index a8f79f6d..88c53266 100644
--- a/tools/hcitool.c
+++ b/tools/hcitool.c
@@ -37,9 +37,9 @@
#include <termios.h>
#include <fcntl.h>
#include <getopt.h>
+#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
-#include <asm/types.h>
#include <netinet/in.h>
#include <bluetooth/bluetooth.h>
@@ -786,7 +786,7 @@ static void cmd_sr(int dev_id, int argc, char **argv)
exit(1);
}
- memset(&rq, 0, sizeof(rq));
+ memset(&rq, 0, sizeof(rq));
rq.ogf = OGF_LINK_POLICY;
rq.ocf = OCF_SWITCH_ROLE;
rq.cparam = &cp;
@@ -869,7 +869,7 @@ static void cmd_rssi(int dev_id, int argc, char **argv)
exit(1);
}
- memset(&rq, 0, sizeof(rq));
+ memset(&rq, 0, sizeof(rq));
rq.ogf = OGF_STATUS_PARAM;
rq.ocf = OCF_READ_RSSI;
rq.cparam = &cr->conn_info->handle;
@@ -886,24 +886,24 @@ static void cmd_rssi(int dev_id, int argc, char **argv)
printf("Read RSSI returned (error) status 0x%2.2X\n", rp.status);
exit(1);
}
- printf("\tRSSI return value: %d\n", rp.rssi);
+ printf("RSSI return value: %d\n", rp.rssi);
close(dd);
free(cr);
}
-/* Get Link Quality */
+/* Get link quality */
-static struct option link_quality_options[] = {
+static struct option lq_options[] = {
{"help", 0,0, 'h'},
{0, 0, 0, 0}
};
-static char *link_quality_help =
+static char *lq_help =
"Usage:\n"
"\tlq <bdaddr>\n";
-static void cmd_link_quality(int dev_id, int argc, char **argv)
+static void cmd_lq(int dev_id, int argc, char **argv)
{
struct hci_conn_info_req *cr;
struct hci_request rq;
@@ -911,10 +911,10 @@ static void cmd_link_quality(int dev_id, int argc, char **argv)
bdaddr_t bdaddr;
int opt, dd;
- for_each_opt(opt, link_quality_options, NULL) {
+ for_each_opt(opt, lq_options, NULL) {
switch(opt) {
default:
- printf(link_quality_help);
+ printf(lq_help);
return;
}
}
@@ -922,7 +922,7 @@ static void cmd_link_quality(int dev_id, int argc, char **argv)
argv += optind;
if (argc < 1) {
- printf(link_quality_help);
+ printf(lq_help);
return;
}
@@ -953,13 +953,13 @@ static void cmd_link_quality(int dev_id, int argc, char **argv)
exit(1);
}
- memset(&rq, 0, sizeof(rq));
- rq.ogf = OGF_STATUS_PARAM;
- rq.ocf = OCF_GET_LINK_QUALITY;
+ memset(&rq, 0, sizeof(rq));
+ rq.ogf = OGF_STATUS_PARAM;
+ rq.ocf = OCF_GET_LINK_QUALITY;
rq.cparam = &cr->conn_info->handle;
- rq.clen = 2;
+ rq.clen = 2;
rq.rparam = &rp;
- rq.rlen = GET_LINK_QUALITY_RP_SIZE;
+ rq.rlen = GET_LINK_QUALITY_RP_SIZE;
if (hci_send_req(dd, &rq, 100) < 0) {
perror("HCI get_link_quality request failed");
@@ -977,6 +977,95 @@ static void cmd_link_quality(int dev_id, int argc, char **argv)
free(cr);
}
+/* Get transmit power level */
+
+static struct option tpl_options[] = {
+ {"help", 0,0, 'h'},
+ {0, 0, 0, 0}
+};
+
+static char *tpl_help =
+ "Usage:\n"
+ "\ttpl <bdaddr> [type]\n";
+
+static void cmd_tpl(int dev_id, int argc, char **argv)
+{
+ struct hci_conn_info_req *cr;
+ struct hci_request rq;
+ read_transmit_power_level_cp cp;
+ read_transmit_power_level_rp rp;
+ bdaddr_t bdaddr;
+ int opt, dd;
+
+ for_each_opt(opt, tpl_options, NULL) {
+ switch(opt) {
+ default:
+ printf(tpl_help);
+ return;
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1) {
+ printf(tpl_help);
+ return;
+ }
+
+ str2ba(argv[0], &bdaddr);
+ cp.type = (argc > 1) ? atoi(argv[1]) : 0;
+
+ if (dev_id < 0) {
+ dev_id = hci_for_each_dev(HCI_UP, find_conn, (long) &bdaddr);
+ if (dev_id < 0) {
+ fprintf(stderr, "Not connected.\n");
+ exit(1);
+ }
+ }
+
+ dd = hci_open_dev(dev_id);
+ if (dd < 0) {
+ perror("HCI device open failed");
+ exit(1);
+ }
+
+ cr = malloc(sizeof(*cr) + sizeof(struct hci_conn_info));
+ if (!cr)
+ return;
+
+ bacpy(&cr->bdaddr, &bdaddr);
+ cr->type = ACL_LINK;
+ if (ioctl(dd, HCIGETCONNINFO, (unsigned long) cr) < 0) {
+ perror("Get connection info failed");
+ exit(1);
+ }
+ cp.handle = cr->conn_info->handle;
+
+ memset(&rq, 0, sizeof(rq));
+ rq.ogf = OGF_HOST_CTL;
+ rq.ocf = OCF_READ_TRANSMIT_POWER_LEVEL;
+ rq.cparam = &cp;
+ rq.clen = READ_TRANSMIT_POWER_LEVEL_CP_SIZE;
+ rq.rparam = &rp;
+ rq.rlen = READ_TRANSMIT_POWER_LEVEL_RP_SIZE;
+
+ if (hci_send_req(dd, &rq, 100) < 0) {
+ perror("HCI read transmit power level request failed");
+ exit(1);
+ }
+
+ if (rp.status) {
+ fprintf(stderr, "HCI read_transmit_power_level cmd failed (0x%2.2X)\n",
+ rp.status);
+ exit(1);
+ }
+ printf("%s transmit power level: %d\n",
+ (cp.type == 0) ? "Current" : "Maximum", rp.level);
+
+ close(dd);
+ free(cr);
+}
+
/* Set connection packet type */
static struct option cpt_options[] = {
@@ -1043,7 +1132,7 @@ static void cmd_cpt(int dev_id, int argc, char **argv)
cp.handle = cr->conn_info->handle;
cp.pkt_type = ptype;
- memset(&rq, 0, sizeof(rq));
+ memset(&rq, 0, sizeof(rq));
rq.ogf = OGF_LINK_CTL;
rq.ocf = OCF_SET_CONN_PTYPE;
rq.cparam = &cp;
@@ -1061,18 +1150,18 @@ static void cmd_cpt(int dev_id, int argc, char **argv)
free(cr);
}
-/* Get/Set Link Supervision Timeout */
+/* Get/Set link supervision timeout */
-static struct option link_supervision_options[] = {
+static struct option lst_options[] = {
{"help", 0,0, 'h'},
{0, 0, 0, 0}
};
-static char *link_supervision_help =
+static char *lst_help =
"Usage:\n"
"\tlst <bdaddr> [new value in slots]\n";
-static void cmd_link_sup_to(int dev_id, int argc, char **argv)
+static void cmd_lst(int dev_id, int argc, char **argv)
{
struct hci_conn_info_req *cr;
struct hci_request rq;
@@ -1081,10 +1170,10 @@ static void cmd_link_sup_to(int dev_id, int argc, char **argv)
bdaddr_t bdaddr;
int opt, dd;
- for_each_opt(opt, link_supervision_options, NULL) {
+ for_each_opt(opt, lst_options, NULL) {
switch(opt) {
default:
- printf(link_supervision_help);
+ printf(lst_help);
return;
}
}
@@ -1092,7 +1181,7 @@ static void cmd_link_sup_to(int dev_id, int argc, char **argv)
argv += optind;
if (argc < 1) {
- printf(link_supervision_help);
+ printf(lst_help);
return;
}
@@ -1124,7 +1213,7 @@ static void cmd_link_sup_to(int dev_id, int argc, char **argv)
}
if (argc == 1) {
- memset(&rq, 0, sizeof(rq));
+ memset(&rq, 0, sizeof(rq));
rq.ogf = OGF_HOST_CTL;
rq.ocf = OCF_READ_LINK_SUPERVISION_TIMEOUT;
rq.cparam = &cr->conn_info->handle;
@@ -1152,7 +1241,7 @@ static void cmd_link_sup_to(int dev_id, int argc, char **argv)
cp.handle = cr->conn_info->handle;
cp.link_sup_to = strtol(argv[1], NULL, 10);
- memset(&rq, 0, sizeof(rq));
+ memset(&rq, 0, sizeof(rq));
rq.ogf = OGF_HOST_CTL;
rq.ocf = OCF_WRITE_LINK_SUPERVISION_TIMEOUT;
rq.cparam = &cp;
@@ -1173,20 +1262,21 @@ struct {
void (*func)(int dev_id, int argc, char **argv);
char *doc;
} command[] = {
- { "dev", cmd_dev, "Display local devices" },
- { "inq", cmd_inq, "Inquire remote devices" },
- { "scan", cmd_scan, "Scan for remote devices" },
- { "name", cmd_name, "Get name from remote device" },
- { "info", cmd_info, "Get information from remote device" },
- { "cmd", cmd_cmd, "Submit arbitrary HCI commands" },
- { "con", cmd_con, "Display active connections" },
- { "cc", cmd_cc, "Create connection to remote device" },
- { "dc", cmd_dc, "Disconnect from remote device" },
- { "sr", cmd_sr, "Switch master/slave role" },
- { "cpt", cmd_cpt, "Change connection packet type" },
- { "rssi", cmd_rssi, "Display connection RSSI" },
- { "lq", cmd_link_quality, "Display link quality" },
- { "lst", cmd_link_sup_to, "Set/display link supervision timeout" },
+ { "dev", cmd_dev, "Display local devices" },
+ { "inq", cmd_inq, "Inquire remote devices" },
+ { "scan", cmd_scan, "Scan for remote devices" },
+ { "name", cmd_name, "Get name from remote device" },
+ { "info", cmd_info, "Get information from remote device" },
+ { "cmd", cmd_cmd, "Submit arbitrary HCI commands" },
+ { "con", cmd_con, "Display active connections" },
+ { "cc", cmd_cc, "Create connection to remote device" },
+ { "dc", cmd_dc, "Disconnect from remote device" },
+ { "sr", cmd_sr, "Switch master/slave role" },
+ { "cpt", cmd_cpt, "Change connection packet type" },
+ { "rssi", cmd_rssi, "Display connection RSSI" },
+ { "lq", cmd_lq, "Display link quality" },
+ { "tpl", cmd_tpl, "Display transmit power level" },
+ { "lst", cmd_lst, "Set/display link supervision timeout" },
{ NULL, NULL, 0}
};
generated by cgit (git 2.34.1) at 2025-10-31 16:49:57 +0000