This allows to register Multi Profile Specification record with proper MPSD bits set depending on currently registered services. Service Name: Multi Profile Service RecHandle: 0x10001 Service Class ID List: "" (0x113b) Profile Descriptor List: "" (0x113a) Version: 0x0100 --- V2: use defines for feature bits src/main.c | 1 + src/sdpd-database.c | 1 + src/sdpd-request.c | 1 + src/sdpd-server.c | 1 + src/sdpd-service.c | 321 +++++++++++++++++++++++++++++++++++++++++++++++++++- src/sdpd.h | 1 + 6 files changed, 325 insertions(+), 1 deletion(-) diff --git a/src/main.c b/src/main.c index 061060d..b3140d0 100644 --- a/src/main.c +++ b/src/main.c @@ -33,6 +33,7 @@ #include <stdlib.h> #include <string.h> #include <signal.h> +#include <stdbool.h> #include <sys/signalfd.h> #include <sys/types.h> #include <sys/stat.h> diff --git a/src/sdpd-database.c b/src/sdpd-database.c index 6f5577b..e3b9e09 100644 --- a/src/sdpd-database.c +++ b/src/sdpd-database.c @@ -29,6 +29,7 @@ #endif #include <stdlib.h> +#include <stdbool.h> #include <bluetooth/bluetooth.h> #include <bluetooth/sdp.h> diff --git a/src/sdpd-request.c b/src/sdpd-request.c index 3e58c22..081e7c8 100644 --- a/src/sdpd-request.c +++ b/src/sdpd-request.c @@ -31,6 +31,7 @@ #include <errno.h> #include <stdlib.h> #include <limits.h> +#include <stdbool.h> #include <bluetooth/bluetooth.h> #include <bluetooth/l2cap.h> diff --git a/src/sdpd-server.c b/src/sdpd-server.c index 015551d..8ecda9b 100644 --- a/src/sdpd-server.c +++ b/src/sdpd-server.c @@ -31,6 +31,7 @@ #include <errno.h> #include <unistd.h> #include <stdlib.h> +#include <stdbool.h> #include <sys/stat.h> #include <bluetooth/bluetooth.h> diff --git a/src/sdpd-service.c b/src/sdpd-service.c index a90b299..abd48e7 100644 --- a/src/sdpd-service.c +++ b/src/sdpd-service.c @@ -32,6 +32,7 @@ #include <stdlib.h> #include <assert.h> #include <sys/time.h> +#include <stdbool.h> #include <bluetooth/bluetooth.h> #include <bluetooth/sdp.h> @@ -43,6 +44,163 @@ #include "sdpd.h" #include "log.h" +#define MPSD_HFP_AG_A2DP_SRC_ANSWER_CALL_DURING_AUDIO (1ULL << 0) +#define MPSD_HFP_HF_A2DP_SNK_ANSWER_CALL_DURING_AUDIO (1ULL << 1) +#define MPSD_HFP_AG_A2DP_SRC_OUTGOING_CALL_DURING_AUDIO (1ULL << 2) +#define MPSD_HFP_HF_A2DP_SNK_OUTGOING_CALL_DURING_AUDIO (1ULL << 3) +#define MPSD_HFP_AG_A2DP_SRC_REJECT_CALL_DURING_AUDIO (1ULL << 4) +#define MPSD_HFP_HF_A2DP_SNK_SRC_REJECT_CALL_DURING_AUDIO (1ULL << 5) +#define MPSD_HFP_AG_A2DP_SRC_TERMINATE_CALL_DURING_AVP (1ULL << 6) +#define MPSD_HFP_HF_A2DP_SNK_TERMINATE_CALL_DURING_AVP (1ULL << 7) +#define MPSD_HFP_AG_A2DP_SRC_PRESS_PLAY_DURING_ACTIVE_CALL (1ULL << 8) +#define MPSD_HFP_HF_A2DP_SNK_PRESS_PLAY_DURING_ACTIVE_CALL (1ULL << 9) +#define MPSD_HFP_AG_A2DP_SRC_START_AUDIO_STREAM_AFTER_PLAY (1ULL << 10) +#define MPSD_HFP_HF_A2DP_SNK_START_AUDIO_STREAM_AFTER_PLAY (1ULL << 11) +#define MPSD_HFP_AG_A2DP_SRC_SUSPEND_AUDIO_STREAM_ON_PAUSE (1ULL << 12) +#define MPSD_HFP_HF_A2DP_SNK_SUSPEND_AUDIO_STREAM_ON_PAUSE (1ULL << 13) +#define MPSD_HFP_AG_DUN_GW_DATA_COMM_DURING_VOICE_CALL (1ULL << 14) +#define MPSD_HFP_HF_DUN_DT_DATA_COMM_DURING_VOICE_CALL (1ULL << 15) +#define MPSD_HFP_AG_DUN_GW_OUTGOING_CALL_DURING_DATA_COMM (1ULL << 16) +#define MPSD_HFP_HF_DUN_DT_OUTGOING_CALL_DURING_DATA_COMM (1ULL << 17) +#define MPSD_HFP_AG_DUN_GW_INCOMING_CALL_DURING_DATA_COMM (1ULL << 18) +#define MPSD_HFP_HF_DUN_DT_INCOMING_CALL_DURING_DATA_COMM (1ULL << 19) +#define MPSD_A2DP_SRC_DUN_GW_START_AUDIO_DURING_DATA_COMM (1ULL << 20) +#define MPSD_A2DP_SNK_DUN_DT_START_AUDIO_DURING_DATA_COMM (1ULL << 21) +#define MPSD_A2DP_SRC_DUN_GW_DATA_COMM_DURING_AUDIO_STREAM (1ULL << 22) +#define MPSD_A2DP_SNK_DUN_DT_DATA_COMM_DURING_AUDIO_STREAM (1ULL << 23) +#define MPSD_HFP_AG_DUN_GW_TERMINATE_CALL_DURING_DATA_COMM (1ULL << 24) +#define MPSD_HFP_HF_DUN_DT_TERMINATE_CALL_DURING_DATA_COMM (1ULL << 25) +#define MPSD_HFP_AG_PAN_NAP_DATA_COMM_DURING_VOICE_CALL (1ULL << 26) +#define MPSD_HFP_HF_PAN_PANU_DATA_COMM_DURING_VOICE_CALL (1ULL << 27) +#define MPSD_HFP_AG_PAN_NAP_OUTGOING_CALL_DURING_DATA_COMM (1ULL << 28) +#define MPSD_HFP_HF_PAN_PANU_OUTGOING_CALL_DURING_DATA_COMM (1ULL << 29) +#define MPSD_HFP_AG_PAN_NAP_INCOMING_CALL_DURING_DATA_COMM (1ULL << 30) +#define MPSD_HFP_HF_PAN_PANU_INCOMING_CALL_DURING_DATA_COMM (1ULL << 31) +#define MPSD_A2DP_SRC_PAN_NAP_START_AUDIO_DURING_DATA_COMM (1ULL << 32) +#define MPSD_A2DP_SNK_PAN_PANU_START_AUDIO_DURING_DATA_COMM (1ULL << 33) +#define MPSD_A2DP_SRC_PAN_NAP_DATA_COMM_DURING_AUDIO_STREAM (1ULL << 34) +#define MPSD_A2DP_SNK_PAN_PANU_DATA_COMM_DURING_AUDIO_STREAM (1ULL << 35) +#define MPSD_A2DP_SRC_PBAP_SRV_PB_DL_DURING_AUDIO_STREAM (1ULL << 36) +#define MPSD_A2DP_SNK_PBAP_CLI_PB_DL_DURING_AUDIO_STREAM (1ULL << 37) + +/* Note: in spec dependency bit position starts from 1 (bit 0 unused?) */ +#define MPS_DEPS_SNIFF_MODE_DURRING_STREAMING (1ULL << 1) +#define MPS_DEPS_GAVDP_REQUIREMENTS (1ULL << 2) +#define MPS_DEPS_DIS_CONNECTION_ORDER_BEHAVIOR (1ULL << 3) + +/* + * default MPS features are all disabled, will be updated if relevant service + * is (un)registered + */ +#define MPS_MPSD_DEFAULT_FEATURES 0 +#define MPS_MPMD_DEFAULT_FEATURES 0 + +/* + * Those defines bits for all features that depend on specific profile and role. + * If profile is not supported then all those bits should not be set in record + */ +#define MPS_MPSD_HFP_AG (MPSD_HFP_AG_A2DP_SRC_ANSWER_CALL_DURING_AUDIO | \ + MPSD_HFP_AG_A2DP_SRC_OUTGOING_CALL_DURING_AUDIO | \ + MPSD_HFP_AG_A2DP_SRC_REJECT_CALL_DURING_AUDIO | \ + MPSD_HFP_AG_A2DP_SRC_TERMINATE_CALL_DURING_AVP | \ + MPSD_HFP_AG_A2DP_SRC_PRESS_PLAY_DURING_ACTIVE_CALL | \ + MPSD_HFP_AG_A2DP_SRC_START_AUDIO_STREAM_AFTER_PLAY | \ + MPSD_HFP_AG_DUN_GW_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_AG_A2DP_SRC_SUSPEND_AUDIO_STREAM_ON_PAUSE | \ + MPSD_HFP_AG_DUN_GW_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_AG_DUN_GW_INCOMING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_AG_DUN_GW_TERMINATE_CALL_DURING_DATA_COMM | \ + MPSD_HFP_AG_PAN_NAP_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_AG_PAN_NAP_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_AG_PAN_NAP_INCOMING_CALL_DURING_DATA_COMM) + +#define MPS_MPSD_HFP_HF (MPSD_HFP_HF_A2DP_SNK_ANSWER_CALL_DURING_AUDIO | \ + MPSD_HFP_HF_A2DP_SNK_OUTGOING_CALL_DURING_AUDIO | \ + MPSD_HFP_HF_A2DP_SNK_SRC_REJECT_CALL_DURING_AUDIO | \ + MPSD_HFP_HF_A2DP_SNK_TERMINATE_CALL_DURING_AVP | \ + MPSD_HFP_HF_A2DP_SNK_PRESS_PLAY_DURING_ACTIVE_CALL | \ + MPSD_HFP_HF_A2DP_SNK_START_AUDIO_STREAM_AFTER_PLAY | \ + MPSD_HFP_HF_A2DP_SNK_SUSPEND_AUDIO_STREAM_ON_PAUSE | \ + MPSD_HFP_HF_DUN_DT_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_HF_DUN_DT_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_HF_DUN_DT_INCOMING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_HF_DUN_DT_TERMINATE_CALL_DURING_DATA_COMM | \ + MPSD_HFP_HF_PAN_PANU_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_HF_PAN_PANU_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_HF_PAN_PANU_INCOMING_CALL_DURING_DATA_COMM) + +#define MPS_MPSD_A2DP_SRC (MPSD_HFP_AG_A2DP_SRC_ANSWER_CALL_DURING_AUDIO | \ + MPSD_HFP_AG_A2DP_SRC_OUTGOING_CALL_DURING_AUDIO | \ + MPSD_HFP_AG_A2DP_SRC_REJECT_CALL_DURING_AUDIO | \ + MPSD_HFP_AG_A2DP_SRC_TERMINATE_CALL_DURING_AVP | \ + MPSD_HFP_AG_A2DP_SRC_PRESS_PLAY_DURING_ACTIVE_CALL | \ + MPSD_HFP_AG_A2DP_SRC_START_AUDIO_STREAM_AFTER_PLAY | \ + MPSD_HFP_AG_A2DP_SRC_SUSPEND_AUDIO_STREAM_ON_PAUSE | \ + MPSD_A2DP_SRC_DUN_GW_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SRC_DUN_GW_DATA_COMM_DURING_AUDIO_STREAM | \ + MPSD_A2DP_SRC_PAN_NAP_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SRC_PAN_NAP_DATA_COMM_DURING_AUDIO_STREAM | \ + MPSD_A2DP_SRC_PBAP_SRV_PB_DL_DURING_AUDIO_STREAM) + +#define MPS_MPSD_A2DP_SNK (MPSD_HFP_HF_A2DP_SNK_ANSWER_CALL_DURING_AUDIO | \ + MPSD_HFP_HF_A2DP_SNK_OUTGOING_CALL_DURING_AUDIO | \ + MPSD_HFP_HF_A2DP_SNK_SRC_REJECT_CALL_DURING_AUDIO | \ + MPSD_HFP_HF_A2DP_SNK_TERMINATE_CALL_DURING_AVP | \ + MPSD_HFP_HF_A2DP_SNK_PRESS_PLAY_DURING_ACTIVE_CALL | \ + MPSD_HFP_HF_A2DP_SNK_START_AUDIO_STREAM_AFTER_PLAY | \ + MPSD_HFP_HF_A2DP_SNK_SUSPEND_AUDIO_STREAM_ON_PAUSE | \ + MPSD_A2DP_SNK_DUN_DT_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SNK_DUN_DT_DATA_COMM_DURING_AUDIO_STREAM | \ + MPSD_A2DP_SNK_PAN_PANU_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SNK_PAN_PANU_DATA_COMM_DURING_AUDIO_STREAM | \ + MPSD_A2DP_SNK_PBAP_CLI_PB_DL_DURING_AUDIO_STREAM) + +#define MPS_MPSD_AVRCP_CT MPS_MPSD_A2DP_SNK + +#define MPS_MPSD_AVRCP_TG MPS_MPSD_A2DP_SRC + +#define MPS_MPSD_DUN_GW (MPSD_HFP_AG_DUN_GW_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_AG_DUN_GW_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_AG_DUN_GW_INCOMING_CALL_DURING_DATA_COMM | \ + MPSD_A2DP_SRC_DUN_GW_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SRC_DUN_GW_DATA_COMM_DURING_AUDIO_STREAM | \ + MPSD_HFP_AG_DUN_GW_TERMINATE_CALL_DURING_DATA_COMM) + +#define MPS_MPSD_DUN_DT (MPSD_HFP_HF_DUN_DT_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_HF_DUN_DT_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_HF_DUN_DT_INCOMING_CALL_DURING_DATA_COMM | \ + MPSD_A2DP_SNK_DUN_DT_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SNK_DUN_DT_DATA_COMM_DURING_AUDIO_STREAM | \ + MPSD_HFP_HF_DUN_DT_TERMINATE_CALL_DURING_DATA_COMM) + +#define MPS_MPSD_PAN_NAP (MPSD_HFP_AG_PAN_NAP_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_AG_PAN_NAP_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_AG_PAN_NAP_INCOMING_CALL_DURING_DATA_COMM | \ + MPSD_A2DP_SRC_PAN_NAP_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SRC_PAN_NAP_DATA_COMM_DURING_AUDIO_STREAM) + +#define MPS_MPSD_PAN_PANU (MPSD_HFP_HF_PAN_PANU_DATA_COMM_DURING_VOICE_CALL | \ + MPSD_HFP_HF_PAN_PANU_OUTGOING_CALL_DURING_DATA_COMM | \ + MPSD_HFP_HF_PAN_PANU_INCOMING_CALL_DURING_DATA_COMM | \ + MPSD_A2DP_SNK_PAN_PANU_START_AUDIO_DURING_DATA_COMM | \ + MPSD_A2DP_SNK_PAN_PANU_DATA_COMM_DURING_AUDIO_STREAM) + +#define MPS_MPSD_PBAP_SRC MPSD_A2DP_SRC_PBAP_SRV_PB_DL_DURING_AUDIO_STREAM + +#define MPS_MPSD_PBAP_CLI MPSD_A2DP_SNK_PBAP_CLI_PB_DL_DURING_AUDIO_STREAM + +#define MPS_MPSD_ALL (MPS_MPSD_HFP_AG | MPS_MPSD_HFP_HF | \ + MPS_MPSD_A2DP_SRC | MPS_MPSD_A2DP_SNK | \ + MPS_MPSD_AVRCP_CT | MPS_MPSD_AVRCP_TG | \ + MPS_MPSD_DUN_GW | MPS_MPSD_DUN_DT | \ + MPS_MPSD_PAN_NAP | MPS_MPSD_PAN_PANU | \ + MPS_MPSD_PBAP_SRC | MPS_MPSD_PBAP_CLI) + +/* Assume all dependencies are supported */ +#define MPS_DEFAULT_DEPS (MPS_DEPS_SNIFF_MODE_DURRING_STREAMING | \ + MPS_DEPS_GAVDP_REQUIREMENTS | \ + MPS_DEPS_DIS_CONNECTION_ORDER_BEHAVIOR) + static sdp_record_t *server = NULL; static uint32_t fixed_dbts = 0; @@ -55,6 +213,9 @@ static sdp_version_t sdpVnumArray[1] = { }; static const int sdpServerVnumEntries = 1; +static uint32_t mps_handle = 0; +static bool mps_mpmd = false; + /* * A simple function which returns the time of day in * seconds. Used for updating the service db state @@ -235,6 +396,161 @@ void register_device_id(uint16_t source, uint16_t vendor, update_db_timestamp(); } +static bool class_supported(uint16_t class) +{ + sdp_list_t *list; + uuid_t uuid; + + sdp_uuid16_create(&uuid, class); + + for (list = sdp_get_record_list(); list; list = list->next) { + sdp_record_t *rec = list->data; + + if (sdp_uuid_cmp(&rec->svclass, &uuid) == 0) + return true; + } + + return false; +} + +static uint64_t mps_mpsd_features(void) +{ + uint64_t feat = MPS_MPSD_ALL; + + if (!class_supported(HANDSFREE_AGW_SVCLASS_ID)) + feat &= ~MPS_MPSD_HFP_AG; + + if (!class_supported(HANDSFREE_SVCLASS_ID)) + feat &= ~MPS_MPSD_HFP_HF; + + if (!class_supported(AUDIO_SOURCE_SVCLASS_ID)) + feat &= ~MPS_MPSD_A2DP_SRC; + + if (!class_supported(AUDIO_SINK_SVCLASS_ID)) + feat &= ~MPS_MPSD_A2DP_SNK; + + if (!class_supported(AV_REMOTE_CONTROLLER_SVCLASS_ID)) + feat &= ~MPS_MPSD_AVRCP_CT; + + if (!class_supported(AV_REMOTE_TARGET_SVCLASS_ID)) + feat &= ~MPS_MPSD_AVRCP_TG; + + if (!class_supported(DIALUP_NET_SVCLASS_ID)) + feat &= ~MPS_MPSD_DUN_GW; + + /* TODO */ + feat &= ~MPS_MPSD_DUN_DT; + + if (!class_supported(NAP_SVCLASS_ID)) + feat &= ~MPS_MPSD_PAN_NAP; + + if (!class_supported(PANU_SVCLASS_ID)) + feat &= ~MPS_MPSD_PAN_PANU; + + if (!class_supported(PBAP_PSE_SVCLASS_ID)) + feat &= ~MPS_MPSD_PBAP_SRC; + + if (!class_supported(PBAP_PCE_SVCLASS_ID)) + feat &= ~MPS_MPSD_PBAP_CLI; + + return feat; +} + +static uint64_t mps_mpmd_features(void) +{ + /* TODO */ + + return 0; +} + +static sdp_record_t *mps_record(int mpmd) +{ + sdp_data_t *mpsd_features, *mpmd_features, *dependencies; + sdp_list_t *svclass_id, *pfseq, *root; + uuid_t root_uuid, svclass_uuid; + sdp_profile_desc_t profile; + sdp_record_t *record; + uint64_t mpsd_feat = MPS_MPSD_DEFAULT_FEATURES; + uint64_t mpmd_feat = MPS_MPMD_DEFAULT_FEATURES; + uint16_t deps = MPS_DEFAULT_DEPS; + + record = sdp_record_alloc(); + if (!record) + return NULL; + + sdp_uuid16_create(&root_uuid, PUBLIC_BROWSE_GROUP); + root = sdp_list_append(NULL, &root_uuid); + sdp_set_browse_groups(record, root); + sdp_list_free(root, NULL); + + sdp_uuid16_create(&svclass_uuid, MPS_SVCLASS_ID); + svclass_id = sdp_list_append(NULL, &svclass_uuid); + sdp_set_service_classes(record, svclass_id); + sdp_list_free(svclass_id, NULL); + + sdp_uuid16_create(&profile.uuid, MPS_PROFILE_ID); + profile.version = 0x0100; + pfseq = sdp_list_append(NULL, &profile); + sdp_set_profile_descs(record, pfseq); + sdp_list_free(pfseq, NULL); + + mpsd_features = sdp_data_alloc(SDP_UINT64, &mpsd_feat); + sdp_attr_add(record, SDP_ATTR_MPSD_SCENARIOS, mpsd_features); + + if (mpmd) { + mpmd_features = sdp_data_alloc(SDP_UINT64, &mpmd_feat); + sdp_attr_add(record, SDP_ATTR_MPMD_SCENARIOS, mpmd_features); + } + + dependencies = sdp_data_alloc(SDP_UINT16, &deps); + sdp_attr_add(record, SDP_ATTR_MPS_DEPENDENCIES, dependencies); + + sdp_set_info_attr(record, "Multi Profile", 0, 0); + + return record; +} + +void register_mps(bool mpmd) +{ + sdp_record_t *record; + + record = mps_record(mpmd); + if (!record) + return; + + if (add_record_to_server(BDADDR_ANY, record) < 0) { + sdp_record_free(record); + return; + } + + mps_handle = record->handle; + mps_mpmd = mpmd; +} + +static void update_mps(void) +{ + sdp_record_t *rec; + sdp_data_t *data; + uint64_t mpsd_feat, mpmd_feat; + + if (!mps_handle) + return; + + rec = sdp_record_find(mps_handle); + if (!rec) + return; + + mpsd_feat = mps_mpsd_features(); + data = sdp_data_alloc(SDP_UINT64, &mpsd_feat); + sdp_attr_replace(rec, SDP_ATTR_MPSD_SCENARIOS, data); + + if (mps_mpmd) { + mpmd_feat = mps_mpmd_features(); + data = sdp_data_alloc(SDP_UINT64, &mpmd_feat); + sdp_attr_replace(rec, SDP_ATTR_MPMD_SCENARIOS, data); + } +} + int add_record_to_server(const bdaddr_t *src, sdp_record_t *rec) { sdp_data_t *data; @@ -272,6 +588,7 @@ int add_record_to_server(const bdaddr_t *src, sdp_record_t *rec) DBG("Record pattern UUID %s", uuid); } + update_mps(); update_db_timestamp(); return 0; @@ -291,8 +608,10 @@ int remove_record_from_server(uint32_t handle) if (!rec) return -ENOENT; - if (sdp_record_remove(handle) == 0) + if (sdp_record_remove(handle) == 0) { + update_mps(); update_db_timestamp(); + } sdp_record_free(rec); diff --git a/src/sdpd.h b/src/sdpd.h index 6de0af7..4425c87 100644 --- a/src/sdpd.h +++ b/src/sdpd.h @@ -58,6 +58,7 @@ void register_public_browse_group(void); void register_server_service(void); void register_device_id(uint16_t source, uint16_t vendor, uint16_t product, uint16_t version); +void register_mps(bool mpmd); int record_sort(const void *r1, const void *r2); void sdp_svcdb_reset(void); -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html