5e071a18ce
http://pubs.opengroup.org/onlinepubs/9699919799/functions/dlerror.html: char *dlerror(void); ... The application shall not modify the string returned. Change-Id: I5e684bfd3930c39a2a30ea6fd005a5d5d3e5b181
91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/*
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* Copyright (C) 2008 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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#ifndef __DLFCN_H__
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#define __DLFCN_H__
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#include <sys/cdefs.h>
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__BEGIN_DECLS
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#if defined(__clang__)
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wnullability-completeness"
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#endif
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typedef struct {
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/* Pathname of shared object that contains address. */
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const char* dli_fname;
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/* Address at which shared object is loaded. */
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void* dli_fbase;
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/* Name of nearest symbol with address lower than addr. */
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const char* dli_sname;
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/* Exact address of symbol named in dli_sname. */
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void* dli_saddr;
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} Dl_info;
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void* dlopen(const char* filename, int flag);
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int dlclose(void* _Nonnull handle);
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char* dlerror(void);
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void* dlsym(void* handle, const char* _Nonnull symbol);
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void* dlvsym(void* handle, const char* _Nonnull symbol, const char* _Nonnull version) __INTRODUCED_IN(24);
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int dladdr(const void* addr, Dl_info* _Nonnull info);
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enum {
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#if defined(__LP64__)
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RTLD_NOW = 2,
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#else
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RTLD_NOW = 0,
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#endif
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RTLD_LAZY = 1,
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RTLD_LOCAL = 0,
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#if defined(__LP64__)
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RTLD_GLOBAL = 0x00100,
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#else
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RTLD_GLOBAL = 2,
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#endif
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RTLD_NOLOAD = 4,
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RTLD_NODELETE = 0x01000,
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};
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#if defined (__LP64__)
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#define RTLD_DEFAULT __BIONIC_CAST(reinterpret_cast, void*, 0)
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#define RTLD_NEXT __BIONIC_CAST(reinterpret_cast, void*, -1L)
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#else
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#define RTLD_DEFAULT __BIONIC_CAST(reinterpret_cast, void*, 0xffffffff)
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#define RTLD_NEXT __BIONIC_CAST(reinterpret_cast, void*, 0xfffffffe)
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#endif
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#if defined(__clang__)
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#pragma clang diagnostic pop
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#endif
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__END_DECLS
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#endif /* __DLFCN_H */
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