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author | Dimitry Ivanov <dimitry@google.com> | 2016-09-09 10:00:39 -0700 |
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committer | Dimitry Ivanov <dimitry@google.com> | 2016-09-13 13:38:58 -0700 |
commit | 3f6605754464c0856862c4d66ed03227a60a6f4d (patch) | |
tree | 16a13eff76ffede482df87d0eaf8f069ad0dc43d /linker/linker_main.h | |
parent | 0f81dd35485563a2d111f01a1c14ac3678192c12 (diff) | |
download | bionic-3f6605754464c0856862c4d66ed03227a60a6f4d.tar.gz |
linker: Refactoring step 3 of many
Extract linker executable specific code to linker_main.cpp;
this part of code does not have a place in libdl.a/so.
Bug: http://b/14998480
Bug: http://b/30706810
Test: mm && run bionic-unit-tests
Change-Id: I90f7475e93a919b0f9525da22928089ad35b8f6c
Diffstat (limited to 'linker/linker_main.h')
-rw-r--r-- | linker/linker_main.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/linker/linker_main.h b/linker/linker_main.h new file mode 100644 index 000000000..0030f4918 --- /dev/null +++ b/linker/linker_main.h @@ -0,0 +1,68 @@ +/* + * Copyright (C) 2016 The Android Open Source Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef __LINKER_MAIN_H +#define __LINKER_MAIN_H + +#include <android/dlext.h> + +#include "linker_namespaces.h" +#include "linker_soinfo.h" + +class ProtectedDataGuard { + public: + ProtectedDataGuard(); + ~ProtectedDataGuard(); + + private: + void protect_data(int protection); + static size_t ref_count_; +}; + +void init_default_namespace(); +soinfo* soinfo_alloc(android_namespace_t* ns, const char* name, + struct stat* file_stat, off64_t file_offset, + uint32_t rtld_flags); + +bool find_libraries(android_namespace_t* ns, + soinfo* start_with, + const char* const library_names[], + size_t library_names_count, + soinfo* soinfos[], + std::vector<soinfo*>* ld_preloads, + size_t ld_preloads_count, + int rtld_flags, + const android_dlextinfo* extinfo, + bool add_as_children); + +void solist_add_soinfo(soinfo* si); +bool solist_remove_soinfo(soinfo* si); +soinfo* solist_get_head(); +soinfo* solist_get_somain(); + +#endif |