当前位置: 首页>>代码示例>>C++>>正文


C++ Tracer::Disassemble方法代码示例

本文整理汇总了C++中Tracer::Disassemble方法的典型用法代码示例。如果您正苦于以下问题:C++ Tracer::Disassemble方法的具体用法?C++ Tracer::Disassemble怎么用?C++ Tracer::Disassemble使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Tracer的用法示例。


在下文中一共展示了Tracer::Disassemble方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: normal_break

// this function is called to process every breakpoint entry, so it should be as fast as possible.
void normal_break (DEBUG_EVENT *db)
{
    t_disassembly dis;
    DWORD         address;
    HANDLE        process;
    HANDLE        thread;
    node          *bp_node;
    bool          stalking = false;
    DWORD         tick_count;
    CONTEXT       context;
    LDT_ENTRY     selector_entry;
    DWORD         fs_base;
    DWORD         stack_top;
    DWORD         stack_bottom;

    tick_count = GetTickCount();
    address    = (DWORD)(db->u.Exception.ExceptionRecord.ExceptionAddress);
    thread     = dbg.FindThread((DWORD)db->dwThreadId)->hThread;
    process    = dbg.getProcessHandle();

    // bring the called function to the top of the list.
    //function_list = splay(address, function_list);

    // ensure the breakpoint lies in a module we are stalking.
    for (node *cursor = bp_modules; cursor != NULL; cursor = cursor->next)
    {
        if (address >= cursor->base && address <= cursor->base + cursor->size)
        {
                stalking = true;
                break;
        }
    }

    // if we're not stalking the current module, return now.
    if (!stalking)
        return;

    //
    // if we're recording, log the entry to the appropriate recorder file.
    //

    if (recorder_mode != NOT_RECORDING)
    {
        //function_list->recorded[recorder_mode]++;
        //printf("T:%04x [R%d] %08X %-25s [%5u] ", db->dwThreadId, recorder_mode, address, function_list->name, function_list->recorded[recorder_mode]);

        if (disassemble_flag)
            printf("%08x T:%08x [R%d] %08X ", tick_count, db->dwThreadId, recorder_mode, address);

        if ((bp_node = ps_node_find_by_address(address, bp_modules)) != NULL)
            fprintf(recorder, "%08x:%08x:%s:%08x:%08x\n", tick_count, db->dwThreadId, bp_node->name, bp_node->base, address - bp_node->base);
    }
    // else, not recording.
    else
    {
        if (disassemble_flag)
            printf("%08x T:%08x [bp] %08X ", tick_count, db->dwThreadId, address);
    }

    // if enabled, print the disassembly at the breakpoint address.
    if (disassemble_flag)
    {
        // XXX - wonder if there is any significant speed increase when we skip just the disassembly output.
        if (dbg.Disassemble(thread, address, &dis))
            printf("%s\n", dis.mnemonic.c_str());
        else
            printf("\n");
    }

    // if we are recording and register enumeration / dereferencing is enabled, process the registers we are interested in.
    if (recorder_mode != NOT_RECORDING && reg_enum_flag)
    {
        context.ContextFlags = CONTEXT_FULL;

        // get the thread context (containing the register values).
        if (GetThreadContext(thread, &context) == 0)
            return;

        // get the thread selector entry and calculate the 32-bit address for the FS register.
        if (GetThreadSelectorEntry(thread, context.SegFs, &selector_entry) == 0)
            return;

        fs_base = selector_entry.BaseLow + (selector_entry.HighWord.Bits.BaseMid << 16) + (selector_entry.HighWord.Bits.BaseHi << 24);
        
        // determine the top/bottom of the debuggee's stack.
        ReadProcessMemory(process, (void *)(fs_base + 4), &stack_top,    4, NULL);
        ReadProcessMemory(process, (void *)(fs_base + 8), &stack_bottom, 4, NULL);

        ps_analyze_register(process, tick_count, address, bp_node, stack_top, stack_bottom, context.Eax, "EAX");
        ps_analyze_register(process, tick_count, address, bp_node, stack_top, stack_bottom, context.Ebx, "EBX");
        ps_analyze_register(process, tick_count, address, bp_node, stack_top, stack_bottom, context.Ecx, "ECX");
        ps_analyze_register(process, tick_count, address, bp_node, stack_top, stack_bottom, context.Edx, "EDX");
        ps_analyze_register(process, tick_count, address, bp_node, stack_top, stack_bottom, context.Esi, "ESI");
        ps_analyze_register(process, tick_count, address, bp_node, stack_top, stack_bottom, context.Edi, "EDI");
    }

    // to restore the break point we just processed:
    //      - save the breakpoint address.
    //      - enable single stepping.
//.........这里部分代码省略.........
开发者ID:melbcat,项目名称:idc_public_script,代码行数:101,代码来源:main.cpp


注:本文中的Tracer::Disassemble方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。