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https://github.com/DarkFlippers/unleashed-firmware
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4000f0cac5
* Furi strings: printf attribute * Logs: printf attribute * Plugins: adapt * Plugins: accommodate * Unit tests: accommodate Co-authored-by: あく <alleteam@gmail.com>
48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
#include "compilesort.hpp"
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#include "elf_hashtable.h"
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#include "elf_hashtable_entry.h"
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#include "elf_hashtable_checks.hpp"
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#include <array>
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#include <algorithm>
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/* Generated table */
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#include <symbols.h>
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#define TAG "elf_hashtable"
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static_assert(!has_hash_collisions(elf_api_table), "Detected API method hash collision!");
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/**
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* Get function address by function name
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* @param name function name
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* @param address output for function address
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* @return true if the table contains a function
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*/
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bool elf_resolve_from_hashtable(const char* name, Elf32_Addr* address) {
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bool result = false;
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uint32_t gnu_sym_hash = elf_gnu_hash(name);
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sym_entry key = {
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.hash = gnu_sym_hash,
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.address = 0,
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};
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auto find_res = std::lower_bound(elf_api_table.cbegin(), elf_api_table.cend(), key);
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if((find_res == elf_api_table.cend() || (find_res->hash != gnu_sym_hash))) {
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FURI_LOG_W(TAG, "Cant find symbol '%s' (hash %lx)!", name, gnu_sym_hash);
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result = false;
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} else {
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result = true;
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*address = find_res->address;
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}
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return result;
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}
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const ElfApiInterface hashtable_api_interface = {
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.api_version_major = (elf_api_version >> 16),
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.api_version_minor = (elf_api_version & 0xFFFF),
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.resolver_callback = &elf_resolve_from_hashtable,
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};
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