只要对PEB、导出表结构理解到位便不复杂,顺带一提,DLL有按序号和名称两种导出方式,导出为重定向(Forwarder Name)的情况最好也纳入考虑,可以参考ReactOS的实现(GetProcAddress -> LdrGetProcedureAddress -> LdrpGetProcedureAddress -> LdrpSnapThunk)。 第二,在第3步,
//如果不是IP就当做域名来解析 if (addr.sin_addr.s_addr == -1) { // No, so get the actual IP address of the host name specified struct hostent *pHost; pHost = _gethostbyname(address); if (pHost != NULL) { if (pHost->h_addr == NULL) return 0;//f...
Use thegetnameinfoFunction to IP Address to Host Name in C Thegetnameinfofunction is used in conjunction withgetaddrinfoin this case, and it retrieves the hostnames for corresponding IP addresses. Notice that we process the user input from the first command-line argument and pass it as theget...
函数返回地址都是不安全的,因为函数结束后,函数变量的内存都会变释放,因此这个地址其他运用程序也可以用到,会被修改。你用第二种没有那个警告,但是也是不安全的。只要返回的是个地址,就不安全。当操作系统把这个内存分配给其他程序时,就会被修改。比如这样。char * testout(){char p[] = "abc...
{ JumpAddress = *(__IO uint32_t*) (ApplicationAddress + 4); /* Jump to user application */ Jump_To_Application = (pFunction) JumpAddress; /* Initialize user application's Stack Pointer */ __set_MSP(*(__IO uint32_t*) ApplicationAddress); Jump_To_Application(); } } else { ...
* Function Name : TIM1_BRK_IRQHandler * Description : This function handles TIM1 Break interrupt request. ***/voidTIM1_BRK_IRQHandler(void){//关闭IGBT,并报错TIM_ClearITPendingBit(TIM1,TIM_IT_Break);} 1、配置TIM1的CH1–A8、CH2–A9、CH3–A10、CH4-A11、CH1N-B13、CH2N-B14、CH3N-B15、BKIN...
只要对PEB、导出表结构理解到位便不复杂,顺带一提,DLL有按序号和名称两种导出方式,导出为重定向(Forwarder Name)的情况最好也纳入考虑,可以参考ReactOS的实现(GetProcAddress -> LdrGetProcedureAddress -> LdrpGetProcedureAddress -> LdrpSnapThunk)。 第二,在...
如果按照你的提案, 或者先 push return address:puship+n+x# x 为下面 3 个 push 指令的长度总和...
/root/azure-iot-sdk-c/iothub_client/tests/common_e2e/iothubclient_common_e2e.c: In function ‘get_target_mac_address’: /root/azure-iot-sdk-c/iothub_client/tests/common_e2e/iothubclient_common_e2e.c:356:22: error: storage size of ‘ifr’ isn’t known ...
只要对PEB、导出表结构理解到位便不复杂,顺带一提,DLL有按序号和名称两种导出方式,导出为重定向(Forwarder Name)的情况最好也纳入考虑,可以参考ReactOS的实现(GetProcAddress -> LdrGetProcedureAddress -> LdrpGetProcedureAddress -> LdrpSnapThunk)。 第二,在第3步,如果注入本地函数,我们需要知道本地函数的实际...