8af81668ea
Fixes #3360
80 lines
1.5 KiB
C++
80 lines
1.5 KiB
C++
/*
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* \brief Call initialization functions for all modules and components
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* \author Sebastian Sumpf
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* \date 2013-12-12
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*/
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/*
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* Copyright (C) 2013-2017 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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extern "C" {
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#include <sys/types.h>
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#include <rump/rumpuser.h>
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#include <exec_elf.h>
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}
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#include <rump/env.h>
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#include <base/log.h>
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#include <base/shared_object.h>
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#include <util/string.h>
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#ifdef _LP64
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typedef Elf64_Dyn Elf_Dyn;
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typedef Elf64_Sym Elf_Sym;
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#else
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typedef Elf32_Dyn Elf_Dyn;
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typedef Elf32_Sym Elf_Sym;
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#endif
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static bool const verbose = false;
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static Genode::Shared_object *obj_main;
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static Genode::Env &env()
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{
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return Rump::env().env();
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}
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static Genode::Allocator &heap()
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{
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return Rump::env().heap();
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}
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void rumpuser_dl_bootstrap(rump_modinit_fn domodinit, rump_symload_fn symload,
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rump_compload_fn compload)
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{
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/* open main program and request link map */
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using namespace Genode;
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try {
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obj_main = new (heap()) Shared_object(::env(), heap(), nullptr,
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Shared_object::BIND_NOW,
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Shared_object::KEEP);
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}
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catch (...) { error("could not dlopen the main executable"); return; }
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}
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void * rumpuser_dl_globalsym(const char *symname)
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{
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void *addr = 0;
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try { addr = obj_main->lookup(symname); }
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catch (...) { }
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if (verbose)
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Genode::log("Lookup: ", symname, " addr ", addr);
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return addr;
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}
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