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67 lines
3.1 KiB
C++
67 lines
3.1 KiB
C++
#pragma once
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#include "RelocationData.h"
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#include <memory>
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#include <string>
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#include <vector>
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#include <wums/defines/dynamic_linking_defines.h>
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class DynamicLinkingHelper {
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public:
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/**
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Gets the function entry for a given function name. If the function name is not present in the list, it will be added.
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\param functionName Name of the function
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\return Returns a pointer to the entry which contains the functionName. Null on error or if the list full.
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**/
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static dyn_linking_function_t *getOrAddFunctionEntryByName(dyn_linking_relocation_data_t *data, const char *functionName);
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/**
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Gets the function import entry for a given function name. If the import is not present in the list, it will be added.
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This will return entries for _function_ imports.
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\param importName Name of the function
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\return Returns a pointer to the function import entry which contains the importName. Null on error or if the list full.
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**/
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static dyn_linking_import_t *getOrAddFunctionImportByName(dyn_linking_relocation_data_t *data, const char *importName);
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/**
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Gets the data import entry for a given data name. If the import is not present in the list, it will be added.
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This will return entries for _data_ imports.
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\param importName Name of the data
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\return Returns a pointer to the data import entry which contains the importName. Null on error or if the list full.
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**/
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static dyn_linking_import_t *getOrAddDataImportByName(dyn_linking_relocation_data_t *data, const char *importName);
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/**
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Gets the import entry for a given data name and type. If the import is not present in the list, it will be added.
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This will return entries for _data_ and _function_ imports, depending on the isData parameter.
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\param importName Name of the data
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\param isData Set this to true to return a data import
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\return Returns a pointer to the data import entry which contains the importName. Null on error or if the list full.
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**/
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static dyn_linking_import_t *getOrAddImport(dyn_linking_relocation_data_t *data, const char *importName, bool isData);
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static bool addReloationEntry(dyn_linking_relocation_data_t *linking_data, dyn_linking_relocation_entry_t *linking_entries, uint32_t linking_entry_length,
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const std::shared_ptr<RelocationData> &relocationData);
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static bool
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addReloationEntry(dyn_linking_relocation_data_t *linking_data, dyn_linking_relocation_entry_t *linking_entries, uint32_t linking_entry_length, char type, size_t offset, int32_t addend,
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const void *destination, const std::string &name,
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const std::shared_ptr<ImportRPLInformation> &rplInfo);
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static bool addReloationEntry(dyn_linking_relocation_entry_t *linking_entries, uint32_t linking_entry_length, char type, size_t offset, int32_t addend, const void *destination,
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dyn_linking_function_t *functionName,
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dyn_linking_import_t *importInfo);
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private:
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DynamicLinkingHelper() = default;
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~DynamicLinkingHelper() = default;
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};
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