Return-Path: From: Arman Uguray To: linux-bluetooth@vger.kernel.org Cc: Arman Uguray Subject: [PATCH BlueZ v2 6/7] tools/btgatt-client: Add "services" command. Date: Sat, 30 Aug 2014 09:02:48 -0700 Message-Id: <1409414569-20068-7-git-send-email-armansito@chromium.org> In-Reply-To: <1409414569-20068-1-git-send-email-armansito@chromium.org> References: <1409414569-20068-1-git-send-email-armansito@chromium.org> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Added the "services" command, which enumerates all discovered services, characteristics, and descriptors. --- tools/btgatt-client.c | 74 ++++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 71 insertions(+), 3 deletions(-) diff --git a/tools/btgatt-client.c b/tools/btgatt-client.c index 6299586..445cfc7 100644 --- a/tools/btgatt-client.c +++ b/tools/btgatt-client.c @@ -37,6 +37,7 @@ #include #include #include +#include "lib/uuid.h" #include "monitor/mainloop.h" #include "src/shared/util.h" @@ -154,15 +155,83 @@ static void client_destroy(struct client *cli) bt_gatt_client_unref(cli->gatt); } +static void print_uuid(const uint8_t uuid[16]) +{ + char uuid_str[MAX_LEN_UUID_STR]; + bt_uuid_t tmp; + + tmp.type = BT_UUID128; + memcpy(tmp.value.u128.data, uuid, 16 * sizeof(uint8_t)); + bt_uuid_to_string(&tmp, uuid_str, sizeof(uuid_str)); + + printf("%s\n", uuid_str); +} + +static void print_services(struct client *cli) +{ + struct bt_gatt_service_iter iter; + bt_gatt_service_t service; + const bt_gatt_characteristic_t *chrc; + + if (!bt_gatt_service_iter_init(&iter, cli->gatt)) { + PRLOG("Failed to initialize service iterator\n"); + return; + } + + printf("\n"); + + while (bt_gatt_service_iter_next(&iter, &service)) { + size_t i, j; + + printf("service - start: 0x%04x, end: 0x%04x, uuid: ", + service.start_handle, service.end_handle); + print_uuid(service.uuid); + + for (i = 0; i < service.num_chrcs; i++) { + chrc = service.chrcs + i; + printf("\t charac - start: 0x%04x, end: 0x%04x, " + "value: 0x%04x, props: 0x%02x, uuid: ", + chrc->start_handle, + chrc->end_handle, + chrc->value_handle, + chrc->properties); + print_uuid(service.chrcs[i].uuid); + + for (j = 0; j < chrc->num_descs; j++) { + printf("\t\t descr - handle: 0x%04x, uuid: ", + chrc->descs[j].handle); + print_uuid(chrc->descs[j].uuid); + } + } + + printf("\n"); + } +} + static void ready_cb(bool success, uint8_t att_ecode, void *user_data) { + struct client *cli = user_data; + if (!success) { - PRLOG("GATT discovery procedures failed - error code: 0x02%x\n", + PRLOG("GATT discovery procedures failed - error code: 0x%02x\n", att_ecode); return; } PRLOG("GATT discovery procedures complete\n"); + + print_services(cli); + print_prompt(); +} + +static void cmd_services(struct client *cli) +{ + if (!bt_gatt_client_is_ready(cli->gatt)) { + printf("GATT client not initialized\n"); + return; + } + + print_services(cli); } static void cmd_help(struct client *cli); @@ -175,6 +244,7 @@ static struct { char *doc; } command[] = { { "help", cmd_help, "\tDisplay help message" }, + { "services", cmd_services, "\tShow discovered services" }, { } }; @@ -208,8 +278,6 @@ static void prompt_read_cb(int fd, uint32_t events, void *user_data) break; } - print_prompt(); - if (command[i].cmd) command[i].func(cli); else -- 2.1.0.rc2.206.gedb03e5