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81 lines
2.2 KiB
81 lines
2.2 KiB
3 years ago
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/* BEGIN_LEGAL
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Copyright (c) 2021 Intel Corporation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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END_LEGAL */
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#if !defined(_UDHELP_H_)
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#define _UDHELP_H_
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#if defined(_MSC_VER) && defined(XED_DBGHELP)
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// only try to use dbghelp on MSVS8 (2005) or later versions.
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# if _MSC_VER >= 1400
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# define XED_USING_DEBUG_HELP
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# endif
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#endif
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#if defined(XED_USING_DEBUG_HELP)
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#include <windows.h>
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#include <dbghelp.h>
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extern "C" {
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#include "xed-symbol-table.h"
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}
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class dbg_help_client_t {
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DWORD error;
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HANDLE hProcess;
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DWORD processId;
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DWORD64 gBaseOfDll;
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DWORD64 actual_base;
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char* gModule;
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bool initialized;
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static BOOL CALLBACK enum_modules(
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LPSTR ModuleName,
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DWORD64 BaseOfDll,
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PVOID UserContext );
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static BOOL CALLBACK dbg_help_client_t::enum_sym(
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PSYMBOL_INFO pSymInfo,
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ULONG SymbolSize,
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PVOID UserContext);
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public:
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xed_symbol_table_t sym_tab; // EXPOSED
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dbg_help_client_t();
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// returns 1 on success and 0 on failure. sets "initialized" to true on
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// success
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int init(char const* const fpath,
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char const* const search_path);
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bool valid() const { return initialized; }
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// if offset is nonzero, it will return best-fit symbols. If offset=0
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// then only exact symbols are returned.
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bool get_symbol(DWORD64 address, char* symbol_name,
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int sym_name_buflen, DWORD64* offset=0);
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xed_bool_t get_file_and_line(xed_uint64_t address,
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char** filename,
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xed_uint32_t* line,
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xed_uint32_t* column);
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bool cleanup();
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};
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#endif
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#endif
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