First pass at the bluedroid profile manager.

* bt_osi_data_dispatcher

* bt_osi_reactor

* bt_osi_socket

* bt_profile_manager

* bt_sdp_client

* btsnoop

* btsnoop_net

 ##############################################################################

 #

 #  Copyright (C) 2014 Google, Inc.

 #

 #  Licensed under the Apache License, Version 2.0 (the "License");

 #  you may not use this file except in compliance with the License.

 #  You may obtain a copy of the License at:

 #

 #  http://www.apache.org/licenses/LICENSE-2.0

 #

 #  Unless required by applicable law or agreed to in writing, software

 #  distributed under the License is distributed on an "AS IS" BASIS,

 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 #  See the License for the specific language governing permissions and

 #  limitations under the License.

 #

 ##############################################################################

LOCAL_PATH := $(call my-dir)

include $(CLEAR_VARS)

LOCAL_C_INCLUDES := \

    $(LOCAL_PATH)/.. \

    $(LOCAL_PATH)/include \

    $(LOCAL_PATH)/../btcore/include \

    $(LOCAL_PATH)/../include \

    $(LOCAL_PATH)/../osi/include \

    $(bdroid_C_INCLUDES)

LOCAL_SRC_FILES := \

    src/manager.c

LOCAL_CFLAGS := $(bdroid_CFLAGS)

LOCAL_CONLYFLAGS := $(bdroid_CONLYFLAGS)

LOCAL_MODULE := libbtprofile

LOCAL_MODULE_TAGS := optional

LOCAL_SHARED_LIBRARIES := libc liblog

LOCAL_MODULE_CLASS := STATIC_LIBRARIES

include $(BUILD_STATIC_LIBRARY)

/******************************************************************************

 *

 *  Copyright (C) 2014 Google, Inc.

 *

 *  Licensed under the Apache License, Version 2.0 (the "License");

 *  you may not use this file except in compliance with the License.

 *  You may obtain a copy of the License at:

 *

 *  http://www.apache.org/licenses/LICENSE-2.0

 *

 *  Unless required by applicable law or agreed to in writing, software

 *  distributed under the License is distributed on an "AS IS" BASIS,

 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 *  See the License for the specific language governing permissions and

 *  limitations under the License.

 *

 ******************************************************************************/

#pragma once

static const char PROFILE_MANAGER_MODULE[] = "profile_manager_module";

typedef enum {

  PROFILE_POWER_ACTIVE,

  PROFILE_POWER_HOLD,

  PROFILE_POWER_SNIFF,

  PROFILE_POWER_PARK

} profile_power_level_t;

typedef struct profile_t {

  const char *name;

  profile_power_level_t lowest_acceptable_power_mode;

  bool in_use;

} profile_t;

// Registers a given Bluetooth |profile| with the manager.

void profile_register(const profile_t *profile);

// Looks up a previously registered profile by |name|. If no profile was

// registered by the given |name|, then this function returns NULL.

const profile_t *profile_by_name(const char *name);

/******************************************************************************

 *

 *  Copyright (C) 2014 Google, Inc.

 *

 *  Licensed under the Apache License, Version 2.0 (the "License");

 *  you may not use this file except in compliance with the License.

 *  You may obtain a copy of the License at:

 *

 *  http://www.apache.org/licenses/LICENSE-2.0

 *

 *  Unless required by applicable law or agreed to in writing, software

 *  distributed under the License is distributed on an "AS IS" BASIS,

 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 *  See the License for the specific language governing permissions and

 *  limitations under the License.

 *

 ******************************************************************************/

#define LOG_TAG "bt_profile_manager"

#include <assert.h>

#include <stdbool.h>

#include "btcore/include/module.h"

#include "profile/include/manager.h"

#include "osi/include/future.h"

#include "osi/include/hash_functions.h"

#include "osi/include/hash_map.h"

#include "osi/include/log.h"

#include "osi/include/osi.h"

static const size_t number_of_profile_buckets = 15;

static bool initialized;

static hash_map_t *profile_map;

// Lifecycle management functions

static future_t *init(void) {

  profile_map = hash_map_new(

    number_of_profile_buckets,

    hash_function_string,

    NULL,

    NULL,

    NULL);

  initialized = true;

  return NULL;

}

static future_t *clean_up(void) {

  initialized = false;

  hash_map_free(profile_map);

  profile_map = NULL;

  return NULL;

}

const module_t profile_manager_module = {

  .name = PROFILE_MANAGER_MODULE,

  .init = init,

  .start_up = NULL,

  .shut_down = NULL,

  .clean_up = clean_up,

  .dependencies = {

    NULL

  }

};

// Interface functions

void profile_register(const profile_t *profile) {

  assert(initialized);

  assert(profile != NULL);

  assert(profile->name != NULL);

  assert(!hash_map_has_key(profile_map, profile->name));

  hash_map_set(profile_map, profile->name, (void *) profile);

}

const profile_t *profile_by_name(const char *name) {

  assert(initialized);

  assert(name != NULL);

  return (profile_t *)hash_map_get(profile_map, name);

}