Return-Path: From: Ravi kumar Veeramally To: linux-bluetooth@vger.kernel.org Cc: Ravi kumar Veeramally Subject: [PATCH_v2 3/6] android/health: Add HDP SDP record Date: Mon, 16 Jun 2014 18:01:37 +0300 Message-Id: <1402930900-24209-4-git-send-email-ravikumar.veeramally@linux.intel.com> In-Reply-To: <1402930900-24209-1-git-send-email-ravikumar.veeramally@linux.intel.com> References: <1402930900-24209-1-git-send-email-ravikumar.veeramally@linux.intel.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: SDP record preparation code copied from profiles/health/hdp_uitl.c. So applying GSyC copyrights. --- android/health.c | 480 ++++++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 479 insertions(+), 1 deletion(-) diff --git a/android/health.c b/android/health.c index 59a97c0..3029439 100644 --- a/android/health.c +++ b/android/health.c @@ -3,6 +3,7 @@ * BlueZ - Bluetooth protocol stack for Linux * * Copyright (C) 2014 Intel Corporation. All rights reserved. + * Copyright (C) 2010 GSyC/LibreSoft, Universidad Rey Juan Carlos. * * * This library is free software; you can redistribute it and/or @@ -31,6 +32,7 @@ #include #include +#include "btio/btio.h" #include "lib/bluetooth.h" #include "lib/sdp.h" #include "lib/sdp_lib.h" @@ -44,10 +46,18 @@ #include "utils.h" #include "bluetooth.h" #include "health.h" +#include "mcap-lib.h" + +#define SVC_HINT_HEALTH 0x00 +#define HDP_VERSION 0x0101 +#define DATA_EXCHANGE_SPEC_11073 0x01 static bdaddr_t adapter_addr; static struct ipc *hal_ipc = NULL; static struct queue *apps = NULL; +static struct mcap_instance *mcap = NULL; +static uint32_t record_id = 0; +static uint32_t record_state = 0; struct mdep_cfg { uint8_t role; @@ -95,6 +105,14 @@ static void free_health_app(void *data) free(app); } +static bool mdep_by_mdep_role(const void *data, const void *user_data) +{ + const struct mdep_cfg *mdep = data; + uint16_t role = PTR_TO_INT(user_data); + + return mdep->role == role; +} + static bool app_by_app_id(const void *data, const void *user_data) { const struct health_app *app = data; @@ -103,6 +121,413 @@ static bool app_by_app_id(const void *data, const void *user_data) return app->id == app_id; } +static int register_service_protocols(sdp_record_t *rec, + struct health_app *app) +{ + uuid_t l2cap_uuid, mcap_c_uuid; + sdp_list_t *l2cap_list, *proto_list = NULL, *mcap_list = NULL; + sdp_list_t *access_proto_list = NULL; + sdp_data_t *psm = NULL, *mcap_ver = NULL; + uint32_t ccpsm; + uint16_t version = MCAP_VERSION; + GError *err = NULL; + int ret = -1; + + DBG(""); + + /* set l2cap information */ + sdp_uuid16_create(&l2cap_uuid, L2CAP_UUID); + l2cap_list = sdp_list_append(NULL, &l2cap_uuid); + if (!l2cap_list) + goto fail; + + ccpsm = mcap_get_ctrl_psm(mcap, &err); + if (err) + goto fail; + + psm = sdp_data_alloc(SDP_UINT16, &ccpsm); + if (!psm) + goto fail; + + if (!sdp_list_append(l2cap_list, psm)) + goto fail; + + proto_list = sdp_list_append(NULL, l2cap_list); + if (!proto_list) + goto fail; + + /* set mcap information */ + sdp_uuid16_create(&mcap_c_uuid, MCAP_CTRL_UUID); + mcap_list = sdp_list_append(NULL, &mcap_c_uuid); + if (!mcap_list) + goto fail; + + mcap_ver = sdp_data_alloc(SDP_UINT16, &version); + if (!mcap_ver) + goto fail; + + if (!sdp_list_append(mcap_list, mcap_ver)) + goto fail; + + if (!sdp_list_append(proto_list, mcap_list)) + goto fail; + + /* attach protocol information to service record */ + access_proto_list = sdp_list_append(NULL, proto_list); + if (!access_proto_list) + goto fail; + + sdp_set_access_protos(rec, access_proto_list); + ret = 0; + +fail: + sdp_list_free(l2cap_list, NULL); + sdp_list_free(mcap_list, NULL); + sdp_list_free(proto_list, NULL); + sdp_list_free(access_proto_list, NULL); + + if (psm) + sdp_data_free(psm); + + if (mcap_ver) + sdp_data_free(mcap_ver); + + if (err) + g_error_free(err); + + return ret; +} + +static int register_service_profiles(sdp_record_t *rec) +{ + int ret; + sdp_list_t *profile_list; + sdp_profile_desc_t hdp_profile; + + DBG(""); + + /* set hdp information */ + sdp_uuid16_create(&hdp_profile.uuid, HDP_SVCLASS_ID); + hdp_profile.version = HDP_VERSION; + profile_list = sdp_list_append(NULL, &hdp_profile); + if (!profile_list) + return -1; + + /* set profile descriptor list */ + ret = sdp_set_profile_descs(rec, profile_list); + sdp_list_free(profile_list, NULL); + + return ret; +} + +static int register_service_additional_protocols(sdp_record_t *rec, + struct health_app *app) +{ + int ret = -1; + uuid_t l2cap_uuid, mcap_d_uuid; + sdp_list_t *l2cap_list, *proto_list = NULL, *mcap_list = NULL; + sdp_list_t *access_proto_list = NULL; + sdp_data_t *psm = NULL; + uint32_t dcpsm; + GError *err; + + DBG(""); + + /* set l2cap information */ + sdp_uuid16_create(&l2cap_uuid, L2CAP_UUID); + l2cap_list = sdp_list_append(NULL, &l2cap_uuid); + if (!l2cap_list) + goto fail; + + dcpsm = mcap_get_ctrl_psm(mcap, &err); + if (err) + goto fail; + + psm = sdp_data_alloc(SDP_UINT16, &dcpsm); + if (!psm) + goto fail; + + if (!sdp_list_append(l2cap_list, psm)) + goto fail; + + proto_list = sdp_list_append(NULL, l2cap_list); + if (!proto_list) + goto fail; + + /* set mcap information */ + sdp_uuid16_create(&mcap_d_uuid, MCAP_DATA_UUID); + mcap_list = sdp_list_append(NULL, &mcap_d_uuid); + if (!mcap_list) + goto fail; + + if (!sdp_list_append(proto_list, mcap_list)) + goto fail; + + /* attach protocol information to service record */ + access_proto_list = sdp_list_append(NULL, proto_list); + if (!access_proto_list) + goto fail; + + sdp_set_add_access_protos(rec, access_proto_list); + ret = 0; + +fail: + sdp_list_free(l2cap_list, NULL); + sdp_list_free(mcap_list, NULL); + sdp_list_free(proto_list, NULL); + sdp_list_free(access_proto_list, NULL); + + if (psm) + sdp_data_free(psm); + + if (err) + g_error_free(err); + + return ret; +} + +static sdp_list_t *mdeps_to_sdp_features(struct mdep_cfg *mdep) +{ + sdp_data_t *mdepid, *dtype = NULL, *role = NULL, *descr = NULL; + sdp_list_t *f_list = NULL; + + DBG(""); + + mdepid = sdp_data_alloc(SDP_UINT8, &mdep->id); + if (!mdepid) + return NULL; + + dtype = sdp_data_alloc(SDP_UINT16, &mdep->data_type); + if (!dtype) + goto fail; + + role = sdp_data_alloc(SDP_UINT8, &mdep->role); + if (!role) + goto fail; + + if (mdep->descr) { + descr = sdp_data_alloc(SDP_TEXT_STR8, mdep->descr); + if (!descr) + goto fail; + } + + f_list = sdp_list_append(NULL, mdepid); + if (!f_list) + goto fail; + + if (!sdp_list_append(f_list, dtype)) + goto fail; + + if (!sdp_list_append(f_list, role)) + goto fail; + + if (descr && !sdp_list_append(f_list, descr)) + goto fail; + + return f_list; + +fail: + sdp_list_free(f_list, NULL); + + if (mdepid) + sdp_data_free(mdepid); + + if (dtype) + sdp_data_free(dtype); + + if (role) + sdp_data_free(role); + + if (descr) + sdp_data_free(descr); + + return NULL; +} + +static void free_hdp_list(void *list) +{ + sdp_list_t *hdp_list = list; + + sdp_list_free(hdp_list, (sdp_free_func_t)sdp_data_free); + hdp_list = NULL; +} + +static void register_features(void *data, void *user_data) +{ + struct mdep_cfg *mdep = data; + sdp_list_t **sup_features = user_data; + sdp_list_t *hdp_feature; + + DBG(""); + + hdp_feature = mdeps_to_sdp_features(mdep); + if (!hdp_feature) + return; + + if (!*sup_features) { + *sup_features = sdp_list_append(NULL, hdp_feature); + if (!*sup_features) + sdp_list_free(hdp_feature, + (sdp_free_func_t)sdp_data_free); + } else if (!sdp_list_append(*sup_features, hdp_feature)) { + sdp_list_free(hdp_feature, + (sdp_free_func_t)sdp_data_free); + } +} + +static int register_service_sup_features(sdp_record_t *rec, + struct health_app *app) +{ + sdp_list_t *sup_features = NULL; + + DBG(""); + + queue_foreach(app->mdeps, register_features, &sup_features); + if (!sup_features) + return -1; + + if (sdp_set_supp_feat(rec, sup_features) < 0) { + sdp_list_free(sup_features, free_hdp_list); + return -1; + } + + sdp_list_free(sup_features, free_hdp_list); + return 0; +} + +static int register_data_exchange_spec(sdp_record_t *rec) +{ + sdp_data_t *spec; + uint8_t data_spec = DATA_EXCHANGE_SPEC_11073; + /* As of now only 11073 is supported, so we set it as default */ + + DBG(""); + + spec = sdp_data_alloc(SDP_UINT8, &data_spec); + if (!spec) + return -1; + + if (sdp_attr_add(rec, SDP_ATTR_DATA_EXCHANGE_SPEC, spec) < 0) { + sdp_data_free(spec); + return -1; + } + + return 0; +} + +static int register_mcap_features(sdp_record_t *rec) +{ + sdp_data_t *mcap_proc; + uint8_t mcap_sup_proc = MCAP_SUP_PROC; + + DBG(""); + + mcap_proc = sdp_data_alloc(SDP_UINT8, &mcap_sup_proc); + if (!mcap_proc) + return -1; + + if (sdp_attr_add(rec, SDP_ATTR_MCAP_SUPPORTED_PROCEDURES, + mcap_proc) < 0) { + sdp_data_free(mcap_proc); + return -1; + } + + return 0; +} + +static int set_sdp_services_uuid(sdp_record_t *rec, uint8_t role) +{ + uuid_t source, sink; + sdp_list_t *list = NULL; + + sdp_uuid16_create(&sink, HDP_SINK_SVCLASS_ID); + sdp_uuid16_create(&source, HDP_SOURCE_SVCLASS_ID); + sdp_get_service_classes(rec, &list); + + switch (role) { + case HAL_HEALTH_MDEP_ROLE_SOURCE: + if (!sdp_list_find(list, &source, sdp_uuid_cmp)) + list = sdp_list_append(list, &source); + break; + case HAL_HEALTH_MDEP_ROLE_SINK: + if (!sdp_list_find(list, &sink, sdp_uuid_cmp)) + list = sdp_list_append(list, &sink); + break; + } + + if (sdp_set_service_classes(rec, list) < 0) { + sdp_list_free(list, NULL); + return -1; + } + + sdp_list_free(list, NULL); + + return 0; +} + +static int update_sdp_record(struct health_app *app) +{ + sdp_record_t *rec; + uint8_t role; + + DBG(""); + + if (record_id > 0) { + bt_adapter_remove_record(record_id); + record_id = 0; + } + + rec = sdp_record_alloc(); + if (!rec) + return -1; + + role = HAL_HEALTH_MDEP_ROLE_SOURCE; + if (queue_find(app->mdeps, mdep_by_mdep_role, INT_TO_PTR(role))) + set_sdp_services_uuid(rec, role); + + role = HAL_HEALTH_MDEP_ROLE_SINK; + if (queue_find(app->mdeps, mdep_by_mdep_role, INT_TO_PTR(role))) + set_sdp_services_uuid(rec, role); + + sdp_set_info_attr(rec, app->service_name, app->provider_name, + app->service_descr); + + if (register_service_protocols(rec, app) < 0) + goto fail; + + if (register_service_profiles(rec) < 0) + goto fail; + + if (register_service_additional_protocols(rec, app) < 0) + goto fail; + + if (register_service_sup_features(rec, app) < 0) + goto fail; + + if (register_data_exchange_spec(rec) < 0) + goto fail; + + if (register_mcap_features(rec) < 0) + goto fail; + + if (sdp_set_record_state(rec, record_state++) < 0) + goto fail; + + if (bt_adapter_add_record(rec, SVC_HINT_HEALTH) < 0) { + error("Failed to register HEALTH record"); + goto fail; + } + + record_id = rec->handle; + + return 0; + +fail: + sdp_record_free(rec); + + return -1; +} + static struct health_app *create_health_app(const char *app_name, const char *provider, const char *srv_name, const char *srv_descr, uint8_t mdeps) @@ -247,7 +672,20 @@ static void bt_health_mdep_cfg_data(const void *buf, uint16_t len) if (app->num_of_mdep != queue_length(app->mdeps)) goto send_rsp; - /* TODO: Create MCAP instance and prepare SDP profile */ + /* add sdp record from app configuration data */ + /* + * TODO: Check what to be done if mupltple applications are trying to + * register with different role and different configurations. + * 1) Does device supports SOURCE and SINK at the same time ? + * 2) Does it require different SDP records or one record with + * multile MDEP configurations ? + */ + if (update_sdp_record(app) < 0) { + error("Error creating HDP SDP record"); + status = HAL_STATUS_FAILED; + goto fail; + } + send_rsp: ipc_send_rsp(hal_ipc, HAL_SERVICE_ID_HEALTH, HAL_OP_HEALTH_MDEP, HAL_STATUS_SUCCESS); @@ -278,6 +716,11 @@ static void bt_health_unregister_app(const void *buf, uint16_t len) return; } + if (record_id > 0) { + bt_adapter_remove_record(record_id); + record_id = 0; + } + free_health_app(app); ipc_send_rsp(hal_ipc, HAL_SERVICE_ID_HEALTH, HAL_OP_HEALTH_UNREG_APP, HAL_STATUS_SUCCESS); @@ -317,12 +760,46 @@ static const struct ipc_handler cmd_handlers[] = { sizeof(struct hal_cmd_health_destroy_channel) }, }; +static void mcl_connected(struct mcap_mcl *mcl, gpointer data) +{ + DBG("Not implemented"); +} + +static void mcl_reconnected(struct mcap_mcl *mcl, gpointer data) +{ + DBG("Not implemented"); +} + +static void mcl_disconnected(struct mcap_mcl *mcl, gpointer data) +{ + DBG("Not implemented"); +} + +static void mcl_uncached(struct mcap_mcl *mcl, gpointer data) +{ + DBG("Not implemented"); +} + bool bt_health_register(struct ipc *ipc, const bdaddr_t *addr, uint8_t mode) { + GError *err = NULL; + DBG(""); bacpy(&adapter_addr, addr); + mcap = mcap_create_instance(&adapter_addr, BT_IO_SEC_MEDIUM, 0, 0, + mcl_connected, mcl_reconnected, + mcl_disconnected, mcl_uncached, + NULL, /* CSP is not used right now */ + NULL, &err); + + if (!mcap) { + error("Error creating MCAP instance : %s", err->message); + g_error_free(err); + return false; + } + hal_ipc = ipc; apps = queue_new(); if (!apps) @@ -338,6 +815,7 @@ void bt_health_unregister(void) { DBG(""); + mcap_instance_unref(mcap); queue_destroy(apps, free_health_app); ipc_unregister(hal_ipc, HAL_SERVICE_ID_HEALTH); hal_ipc = NULL; -- 1.9.1