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【C】遍历文件夹得到所有文件
作者:mousekitty / 发布于2014/3/11/ 667
//包含unsigned long转换为char的函数_ultoa
//包含int转换为char的函数_itoa
//包含格式化日期为char（yyyy-mm-dd 24H:mm:ss）的函数strftime
#include "stdafx.h"
#include <io.h>
#include <time.h>
#include "replace_special_str.h"
#include "get_hostname_IP_MAC.h"
using namespace std;
void GetFileInfo(_finddata_t &m_c_file, string &m_fileInfo)
{
TCHAR fileSize[20];
m_fileInfo += "<item name=\"";
m_fileInfo += replace_c(m_c_file.name);
m_fileInfo += "\"";
m_fileInfo += " size=\"";
//_ultoa将无符号长整型（unsigned long）转换成char，第三个参数是表示转换成10进制的数
_ultoa(m_c_file.size, fileSize, 10);
m_fileInfo += fileSize;
m_fileInfo += "\"";
m_fileInfo += " modifytime=\"";

//格式化日期为yyyy-mm-dd 24H:mm:ss的格式
char cTimeWrite[20];
struct tm *tTimeWrite;
tTimeWrite = localtime(&(m_c_file.time_write));
strftime(cTimeWrite, 20, "%Y-%m-%d %H:%M:%S", tTimeWrite);
m_fileInfo += replace_c(cTimeWrite);

m_fileInfo += "\"";
m_fileInfo += "/>";
}
//此方法仅找&ldquo;当前目录/Patch/&rdquo;下的所有文件，不查找子文件夹
void GetAllPatch(string &m_patch)
{
struct _finddata_t c_file;
  long hFile;
if((hFile = _findfirst("Patch/*.*", &c_file )) != -1L)
{
 //判断是否是文件夹，如果是文件夹，则不处理
 if (c_file.attrib != _A_SUBDIR)
 {
 string sFileInfo;
 GetFileInfo(c_file, sFileInfo);
 m_patch += sFileInfo;
 //printf( "%s %.24s %9ld\n", c_file.name, ctime(&(c_file.time_write)), c_file.size);
 }
 while(_findnext(hFile, &c_file ) == 0 )
 {
 //判断是否是文件夹，如果是文件夹，则不处理
 if (c_file.attrib != _A_SUBDIR)
 {
  string sFileInfo;
  GetFileInfo(c_file, sFileInfo);
  m_patch += sFileInfo;
  //printf( "%s %.24s %9ld\n", c_file.name, ctime(&(c_file.time_write)), c_file.size);
 }
 }
 _findclose(hFile);
}
}
extern int port;
void Show_Patch_Info(string &PatchBuf)
{
string sPatch;
GetAllPatch(sPatch);
char *name = new char[255];//client 主机名 buffer
char *ip = new char[20]; //client IP buffer
UCHAR mac[6];  //client mac地址buffer
char  mac_char[20]; //mac 地址char型buffer
getmac(mac);  //获取mac地址
hex2str(mac_char, mac, 6); //将UCHAR转换为char
CheckIP(name,ip);  //获取IP、host name
char port_char[6];
PatchBuf = "NI-S<?xml version=\"1.0\" encoding=\"utf-8\" ?><Endpoint name=\"";
PatchBuf += replace_c(name);
PatchBuf += "\" mac=\"";
PatchBuf += mac_char;
PatchBuf += "\" ip=\"";
PatchBuf += ip;
PatchBuf += "\" port=\"";
//_itoa将整型（int）转换成char，第三个参数是表示转换成10进制的数
_itoa(port, port_char, 10);
PatchBuf += port_char;
PatchBuf += "\" type=\"software\">";
PatchBuf += sPatch;
PatchBuf += "</Endpoint>";
}
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