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50 lines
2.0 KiB
50 lines
2.0 KiB
/******************************************************************************
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*
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* Copyright 2016 Google, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#pragma once
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#include <cstdint>
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#define PROPERTY_VALUE_MAX 92
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#define BUILD_SANITY_PROPERTY_VALUE_MAX 92
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// Get value associated with key |key| into |value|.
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// Returns the length of the value which will never be greater than
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// PROPERTY_VALUE_MAX - 1 and will always be zero terminated.
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// (the length does not include the terminating zero).
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// If the property read fails or returns an empty value, the |default_value|
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// is used (if nonnull). If the |default_value| is null, zero is returned.
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int osi_property_get(const char* key, char* value, const char* default_value);
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// Write value of property associated with key |key| to |value|.
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// Returns 0 on success, < 0 on failure
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int osi_property_set(const char* key, const char* value);
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// Adapter function for property_get_int32 in
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// libcutils/include/cutils/properties.h
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//
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// returns the value of |key| truncated and coerced into an
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// int32_t. If the property is not set, then the |default_value| is used.
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int32_t osi_property_get_int32(const char* key, int32_t default_value);
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// Adapter function for property_get_bool in
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// libcutils/include/cutils/properties.h
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//
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// returns the value of |key| coerced into a bool. If the property is not set,
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// then the |default_value| is used.
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bool osi_property_get_bool(const char* key, bool default_value); |