2010-12-16 19:52:02 +01:00
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/*
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* Copyright (C) 2010 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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2012-10-30 01:37:13 +01:00
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2010-12-16 19:52:02 +01:00
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#ifndef LINKER_ENVIRON_H
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#define LINKER_ENVIRON_H
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2012-10-30 01:37:13 +01:00
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// Call this function before anything else. 'environment_and_aux_vectors'
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// must point to the environment block in the ELF data block. The function
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// returns the start of the aux vectors after the environment block.
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extern unsigned* linker_env_init(unsigned* environment_and_aux_vectors);
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2010-12-16 19:52:02 +01:00
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2012-10-30 01:37:13 +01:00
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// Returns the value of environment variable 'name' if defined and not
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2012-11-02 20:40:11 +01:00
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// empty, or NULL otherwise.
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2010-12-16 19:52:02 +01:00
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extern const char* linker_env_get(const char* name);
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2012-10-30 01:37:13 +01:00
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// Returns the value of this program's AT_SECURE variable.
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extern bool get_AT_SECURE();
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2012-08-04 01:49:39 +02:00
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2010-12-16 19:52:02 +01:00
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#endif /* LINKER_ENVIRON_H */
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