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📁 一些关于vc的问答
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序号:43372 发表者:丁伟锋 发表日期:2003-06-10 17:55:09
<br>主题:C语言中如何实现在代码段中嵌入数据?
<br>内容:C语言中如何实现在代码段中嵌入数据?象下面这样:<BR><BR>int main(int argc, char *argv[])<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;goto start;<BR>&nbsp;&nbsp;&nbsp;&nbsp;[在这里嵌入若干个数据.]<BR>start:<BR>&nbsp;&nbsp;&nbsp;&nbsp;[这里是程序代码.]<BR>}<BR><BR><BR>如果可以的话怎么实现.
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<font color=red>答案被接受</font><br>回复者:xiongli 回复日期:2003-06-11 10:46:26
<br>内容://在dr0的帮组下完成的<BR><BR>#include "windows.h"<BR>int main()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;void *start;<BR>&nbsp;&nbsp;&nbsp;&nbsp;void *tmp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;DWORD nop;<BR>begin:<BR>&nbsp;&nbsp;&nbsp;&nbsp;__asm <BR>&nbsp;&nbsp;&nbsp;&nbsp;{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;lea eax,begin<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;mov start,eax<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nop<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nop<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nop<BR>&nbsp;&nbsp;&nbsp;&nbsp;}<BR>//&nbsp;&nbsp;&nbsp;&nbsp;int f=*(int*)start;<BR>&nbsp;&nbsp;&nbsp;&nbsp;tmp=(void*)((int)(start)&amp;0xfffff000);<BR>&nbsp;&nbsp;&nbsp;&nbsp;VirtualProtect(tmp,1,PAGE_EXECUTE_READWRITE,&amp;nop);<BR>&nbsp;&nbsp;&nbsp;&nbsp;*(int*)start=10;<BR>//&nbsp;&nbsp;&nbsp;&nbsp;goto begin;<BR>&nbsp;&nbsp;&nbsp;&nbsp;return 0;<BR>}
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