零度x's blog » VC

获取进程数

零度x — Wed, 09 Mar 2011 14:16:17 +0000

DWORD dwProcs[1024*2]; DWORD dwNeeded; EnumProcesses( dwProcs, sizeof(dwProcs), &dwNeeded ); 阅读全文——共124字

VC监控打印机

零度x — Sun, 02 Jan 2011 01:09:55 +0000

char temp[50];
HANDLE hPrinter = NULL;
DWORD dwNeeded = 0;
DWORD dwReturned = 0;
JOB_INFO_1 *pJobInfo = NULL;
int n = 0;
int ret = OpenPrinter(“\\\\192.168.10.13\\Canon MX310 series Printer”, &hPrinter, NULL);
if(ret == 0)
{
p->MessageBox(“打开打印机失败！”);
return 0;
}

while(p->IsListening)
{
EnumJobs(hPrinter,0,0xFFFFFFFF,1,NULL,0,&dwNeeded,&dwReturned);
if((pJobInfo = (JOB_INFO_1*)malloc(dwNeeded)) == NULL)
{
p->MessageBox(“分配空间失败！”);
ClosePrinter(hPrinter);
return 0;
}
if(!EnumJobs(hPrinter,0,0xFFFFFFFF,1,(LPBYTE)pJobInfo,dwNeeded,&dwNeeded,&dwReturned))
{
p->MessageBox(“枚举失败！”);
ClosePrinter(hPrinter);
free(pJobInfo);
return 0;
}

if(p->id != pJobInfo->JobId)
{
n = p->m_list.GetItemCount();
p->m_list.InsertItem(n, pJobInfo->pDocument);
p->m_list.SetItemText(n, 1, pJobInfo->pDatatype);
p->m_list.SetItemText(n, 2, pJobInfo->pMachineName);
p->m_list.SetItemText(n, 3, pJobInfo->pUserName);
p->m_list.SetItemText(n, 4, pJobInfo->pPrinterName);
memset(temp, 0, sizeof(temp));
itoa(pJobInfo->JobId, temp, 10);
p->m_list.SetItemText(n, 5, temp);
p->id = pJobInfo->JobId;
}
free(pJobInfo);
Sleep(1000);
}

WNET获取共享信息

零度x — Sat, 01 Jan 2011 05:04:02 +0000

char RemoteName[] = “\\\\192.168.105.9″;
DWORD ret;
NETRESOURCE nr;
memset(&nr, 0, sizeof(nr));
nr.dwScope = RESOURCE_CONNECTED;
nr.dwType = RESOURCETYPE_ANY;
nr.dwDisplayType = RESOURCEDISPLAYTYPE_GENERIC;
nr.dwUsage = RESOURCEUSAGE_CONNECTABLE;
nr.lpRemoteName = RemoteName;
ret = WNetAddConnection2(&nr, NULL, NULL, CONNECT_UPDATE_PROFILE);

if(ret != NO_ERROR)
{
MessageBox(“失败！”);
return;
}
HANDLE hEnum;
ret = WNetOpenEnum(RESOURCE_GLOBALNET, RESOURCETYPE_ANY, 0, &nr, &hEnum);
if(ret != NO_ERROR)
{
MessageBox(“失败！”);
return;
}

DWORD dwResultEnum;
BYTE buf[16384];
DWORD cbBuffer = 16384; // 16K is a good size
LPNETRESOURCE lpnrLocal = (LPNETRESOURCE)buf;
DWORD cEntries = -1;

do
{
cbBuffer = 16384;
memset(lpnrLocal, 0, 16384);
dwResultEnum = WNetEnumResource(hEnum, // resource handle
&cEntries, // defined locally as -1
lpnrLocal, // LPNETRESOURCE
&cbBuffer); // buffer size
if (dwResultEnum == NO_ERROR)
{
for (DWORD i=0; i {
//CString str_remote = lpnrLocal[i].lpRemoteName;//得到共享名称
if(lpnrLocal[i].dwType == RESOURCETYPE_PRINT)
MessageBox(lpnrLocal[i].lpRemoteName);
}
}
else if (dwResultEnum != ERROR_NO_MORE_ITEMS)
{
break;
}
}
while (dwResultEnum != ERROR_NO_MORE_ITEMS);
WNetCloseEnum(hEnum);

VC socket 实现post提交~

零度x — Thu, 02 Dec 2010 04:02:39 +0000

DWORD WINAPI Start(LPVOID lParam)
{
CPostDlg *p = (CPostDlg *)lParam;
SOCKET sock = socket( AF_INET, SOCK_STREAM, IPPROTO_TCP);
if(sock == SOCKET_ERROR)
{
p->MessageBox(“创建套接字失败~”);
return 0;
}
SOCKADDR_IN addr;
addr.sin_family = AF_INET;
addr.sin_port = htons(80);
char url[20] = “192.168.10.104″;

addr.sin_addr.S_un.S_addr = inet_addr(“192.168.10.104″);
int ret =connect(sock, (SOCKADDR *)&addr, sizeof(SOCKADDR_IN));
if(ret == SOCKET_ERROR)
{
p->MessageBox(“连接失败~”);
return 0;
}
char buffer[4096];
char pwd[] = “fuckhacker”;
int len = strlen(pwd) + 21;
sprintf(buffer, “POST /webshell1.php HTTP/1.1\r\n”
“Content-Type: application/x-www-form-urlencoded\r\n”
“Host: 192.168.10.104\r\n”
“Content-Length: %d\r\n”
“\r\n”
“password=%s&doing=login”,
len,
pwd);
ret = send(sock, buffer, sizeof(buffer), 0);
if(ret == SOCKET_ERROR)
{
p->MessageBox(“发送失败~”);
return 0;
}
memset(buffer, 0, sizeof(buffer));
ret = recv(sock, buffer, sizeof(buffer), 0);
if(ret == SOCKET_ERROR)
{
p->MessageBox(“接受失败~”);
return 0;
}
CString buf(buffer);
if(buf.Find(“Success”, 0) != -1)
p->MessageBox(“密码正确~”);
else
p->MessageBox(“密码错误~”);
return 0;
}

使用匿名管道实现CMD回显

零度x — Tue, 16 Nov 2010 08:55:31 +0000

DWORD WINAPI MyThread(LPVOID lParam)
{
CTestDlg *p = (CTestDlg *)lParam;

char path[1024];
char cmdline[1024];
char buffer[1024];
memset(buffer, 0, sizeof(buffer));
memset(cmdline, 0, sizeof(cmdline));
memset(path, 0, sizeof(path));
::GetSystemDirectory(path, sizeof(path));

strcpy(cmdline, “ping.exe”);
strcat(cmdline, ” 127.0.0.1″);

HANDLE hwrite,hread;
SECURITY_ATTRIBUTES sa;
sa.nLength = sizeof(SECURITY_ATTRIBUTES);
sa.lpSecurityDescriptor = NULL;
sa.bInheritHandle = TRUE;
if(!::CreatePipe(&hread, &hwrite, &sa,0))
{
p->MessageBox(“创建管道出错！”);
return 0;
}

STARTUPINFO si;
memset(&si, 0, sizeof(si));
si.dwFlags = STARTF_USESTDHANDLES | STARTF_USESHOWWINDOW;
si.hStdOutput = hwrite;
si.hStdError = hwrite;
si.wShowWindow = SW_HIDE;
PROCESS_INFORMATION pi;
memset(&pi, 0, sizeof(pi));

if(!::CreateProcess( NULL, cmdline, NULL, NULL, TRUE, 0, NULL, path, &si, &pi))
{
p->MessageBox(“打开进程出错！”);
return 0;
}
::CloseHandle(hwrite);

DWORD byte = 0;

p->m_out = “”;
while(TRUE)
{
if(!ReadFile(hread, buffer, sizeof(buffer), &byte, NULL))
break;
if(byte > 0)
{
p->m_out += buffer;
}
Sleep(1000);
}
p->UpdateData(FALSE);
return 0;
}

vc实现域名转换成IP

零度x — Sat, 20 Feb 2010 12:41:11 +0000

WSADATA wsa;
WSAStartup(MAKEWORD(2,2),&wsa);
hostent *pht;
pht=gethostbyname(“www.lingdux.com”);
LPSTR pstr=pht->h_addr_list[0];
struct in_addr inaddr;
memmove(&inaddr,pstr,4);
MessageBoxA(0,inet_ntoa(inaddr),0,0);

vc实现FTP上传文件

零度x — Fri, 12 Feb 2010 17:58:15 +0000

CFtpConnection *pconnection;
CInternetSession *session=new CInternetSession(AfxGetAppName(),1,PRE_CONFIG_INTERNET_ACCESS);
try
{
  pconnection=session->GetFtpConnection(FtpAddress,UserName,Password);
}
catch(CInternetException *pEx)
{
  WCHAR errror[1024]={0};
  if(pEx->GetErrorMessage(ERROR,1024))
   MessageBox(ERROR);
  else
   MessageBox(L”出现异常”);
}
if(pconnection->PutFile(L”C:\\ip.txt”,path))
  MessageBox(L”上传成功！”);
else
  MessageBox(L”上传失败！”);
pconnection->Close();

VC内嵌汇编

零度x — Fri, 27 Nov 2009 02:44:56 +0000

#include “windows.h”
#include “tchar.h”
WCHAR a[]=L”123″;
int WINAPI MyFonc(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nCmdShow)
{
WCHAR b[]=L”456″;
HMODULE hmodule=LoadLibrary(L”user32.dll”);
FARPROC addr=GetProcAddress(hmodule,”MessageBoxW”);
__asm
{
  push 0
  mov eax,offset a//全局用offset
  push eax
  lea eax,b//局部用lea
  push eax
  push 0
  call addr
}
return 0;
}

优化VC程序体积的一段代码

零度x — Sat, 11 Jul 2009 15:15:23 +0000

#ifdef NDEBUG
#pragma optimize(“gsy”,on)
//RELEASE方式编译
#pragma comment(linker,”/RELEASE”)
#ifdef _MERGE_RDATA_
//合并区段
#pragma comment(linker,”/merge:.rdata=.text”)
#endif
#pragma comment(linker,”/merge:.data=.text”)
#pragma comment(linker,”/merge:.reloc=.text”)
#if _MSC_VER>=1000
#endif
#endif

//入口点函数
#pragma comment(linker,”/ENTRY:WinMain”)
#pragma comment(linker,”/MERGE:.rdata=.text”)
#pragma comment(linker,”/MERGE:.data=.text”)
#pragma comment(lib,”msvcrt.lib”)
#if(_MSC_VER<1300)
#pragma comment(linker,”/IGNORE:4078″)
#pragma comment(linker,”/OPT:NOWIN98″)
#endif
#define WIN32_LEAN_AND_MEAN