tftp服务器详细源码

#define TIMEOUT_USECS   1000000
#define MAX_TIMEOUT    32000000

#include <windows.h>
  #include <stdio.h>
typedef struct UCS
{
      short UserSck;
}UCS;

void SrartTFTP(UCS *usck,char *Comline);
void StopTFTP();

UCS *sck;
int ExitOfTFTP=0;
SOCKET server;


int lisPort=69,canRed=1,canWri=1,redPort=10471,wriPort=11471;
char bootPath[MAX_PATH]="c:";

struct sendbuf
{
      short pctcode;
      short pakecode;
      char buff[512];
};
struct readbuf
{
      short pctcode;

      char buff[512];
};
struct ackbuf
{
      short pctcode;
      short block;
};
struct canstk
{
      SOCKET gsock;
      struct sockaddr_in * readstk;
      char * buff;
};
//---------------------------------------------------------------------
void error(SOCKET psock, struct sockaddr_in * sandstk,char *msg);
DWORD WINAPI getfile(LPVOID lpParam);
DWORD WINAPI putfile(LPVOID lpParam);
DWORD WINAPI createTFTP(LPVOID lpParam);
//------------------------
int WINAPI getcmdline(char *comm,char *cmdline,short cont)
{
short comdlast=1;
   if((strncmp(comm+strlen(comm)-2,"\r\n",2))==0)
  comdlast=2;
unsigned int i,geti=0,befi=0;
for(i=befi;i<(strlen(comm)-comdlast);i++)
   {
  if(comm[i]==&#39; &#39;&&geti<10)
      {
  strncpy(&cmdline[geti*cont],comm+befi,i-befi);