335 lines
8.0 KiB
C
335 lines
8.0 KiB
C
#ifndef _CDEV_PLATFORMS_H_
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#define _CDEV_PLATFORMS_H_
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <math.h>
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#include <signal.h>
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#ifdef _WIN32
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#include <time.h>
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#ifndef CDEV_REACTOR_API
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// *********************************************************************
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// * _CDEV_REACTOR_EXPORTS :
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// * This definition allows cdevReactor DLL components to be imported
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// * and exported by other applications and libraries.
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// *********************************************************************
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#ifdef _CDEV_REACTOR_EXPORTS_
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#define CDEV_REACTOR_API __declspec(dllexport)
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#else
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#define CDEV_REACTOR_API __declspec(dllimport)
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#endif
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#endif
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#ifndef GENERIC_SERVER_API
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// *********************************************************************
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// * _GENERIC_SERVER_EXPORTS :
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// * This definition allows Generic Server DLL components to be imported
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// * and exported by other applications and libraries.
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// *********************************************************************
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#ifdef _GENERIC_SERVER_EXPORTS_
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#define GENERIC_SERVER_API __declspec(dllexport)
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#else
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#define GENERIC_SERVER_API __declspec(dllimport)
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#endif
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#endif
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#include <WinSock2.h>
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#include <io.h>
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#include <fcntl.h>
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#include <WinBase.h>
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#include <lmcons.h>
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#include <process.h>
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#include <sys/types.h>
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#include <xdr.h>
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typedef signed long ssize_t;
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#define MAXHOSTNAMELEN 128
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#define EWOULDBLOCK WSAEWOULDBLOCK
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#define EINPROGRESS WSAEINPROGRESS
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#define EISCONN WSAEISCONN
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#define SELECT_PARM fd_set *
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#ifndef O_NONBLOCK
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#define O_NONBLOCK 1
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#endif
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// *********************************************************************
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// * SOCKOPT_SIZE_PARM :
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// * This is the datatype of the parameter that is sent to getsockopt,
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// * setsockopt, and getsockname.
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// *********************************************************************
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typedef int SOCKOPT_SIZE_PARM;
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inline int GetSocketErrno ( void )
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{
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return WSAGetLastError();
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}
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inline int GetSelectErrno ( void )
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{
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return WSAGetLastError();
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}
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inline int InitializeNetwork ( void )
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{
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WORD version_requested = MAKEWORD (2, 0);
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WSADATA wsa_data;
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return WSAStartup(version_requested, &wsa_data);
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}
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inline int TerminateNetwork ( void )
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{
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return WSACleanup();
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}
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inline char * ultoa ( unsigned long val )
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{
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static char buf[64];
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return _ultoa(val, buf, 10);
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}
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inline char * ltoa ( long val )
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{
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static char buf[64];
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return _ltoa(val, buf, 10);
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}
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inline int usleep ( unsigned int useconds )
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{
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int retval = 0;
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if(useconds<100000) Sleep(useconds/1000);
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else retval = -1;
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return retval;
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}
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inline unsigned int sleep ( unsigned int seconds )
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{
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Sleep(seconds*1000);
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return seconds;
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}
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// *********************************************************************
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// * This version of pipe is provided because the file descriptors
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// * generated by the Windows NT version of pipe cannot be used with the
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// * select system call.
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// *********************************************************************
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inline int pipe ( int fd[2] )
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{
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int retval = 0;
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sockaddr_in addr[2];
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hostent * hostptr;
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char hostname[MAXHOSTNAMELEN];
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unsigned long ipAddr;
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unsigned long blockFlag = 1;
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gethostname(hostname, MAXHOSTNAMELEN);
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hostptr = ::gethostbyname(hostname);
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ipAddr = *(unsigned long *)hostptr->h_addr;
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for(int i=0; i<2; i++)
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{
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addr[i].sin_family = AF_INET;
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addr[i].sin_port = htons(0);
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*(unsigned long *)&addr[i].sin_addr = ipAddr;
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if((fd[i] = socket(PF_INET, SOCK_DGRAM,0))>0 &&
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bind(fd[i], (sockaddr *)&addr[i], sizeof(addr[i]))==0)
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{
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int addrLen = sizeof(addr[i]);
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getsockname(fd[i], (sockaddr *)&addr[i], &addrLen);
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ioctlsocket(fd[i], FIONBIO, &blockFlag);
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}
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else fd[i] = -1;
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}
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if(fd[0]>0 && fd[1]>0)
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{
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::connect(fd[0], (sockaddr *)&addr[1], sizeof(addr[1]));
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::connect(fd[1], (sockaddr *)&addr[0], sizeof(addr[0]));
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}
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else
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{
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if(fd[0]>0) close(fd[0]);
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if(fd[1]>0) close(fd[1]);
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fd[0] = (fd[1] = (retval = -1));
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}
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return retval;
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}
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inline int FileTimeToTimeVal ( FILETIME * tfile, struct timeval * tv )
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{
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if(tfile && tv)
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{
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ULARGE_INTEGER _100ns = {tfile->dwLowDateTime,
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tfile->dwHighDateTime};
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_100ns.QuadPart -= 0x19db1ded53e8000i64;
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tv->tv_sec = long (_100ns.QuadPart / (10000 * 1000));
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tv->tv_usec = long ((_100ns.QuadPart % (10000 * 1000)) / 10);
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return 0;
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}
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return -1;
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}
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inline int gettimeofday (struct timeval *tv)
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{
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FILETIME tfile;
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GetSystemTimeAsFileTime(&tfile);
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return FileTimeToTimeVal(&tfile, tv);
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}
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inline int cdevSelect (
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int size,
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fd_set * read_set,
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fd_set * write_set,
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fd_set * except_set,
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struct timeval * timeout )
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{
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int result = select(size, read_set, write_set, except_set, timeout);
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if(result<0 && GetSelectErrno()==WSAEINVAL)
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{
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if(timeout)
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{
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unsigned long millisec = timeout->tv_sec*1000+timeout->tv_usec/1000;
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Sleep(millisec);
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}
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result = 0;
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}
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else if (result<0 && GetSelectErrno()==WSAEINPROGRESS)
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{
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result = 0;
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}
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return result;
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}
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#else
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#include <sys/time.h>
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#define CDEV_REACTOR_API
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#define GENERIC_SERVER_API
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#ifdef __VMS
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#ifdef _TGV_MULTINET
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// *****************************************************
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// * Under TGV multinet and VMS, if you want sys/types.h
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// * you need to have types.h already pulled in because
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// * sys/types.h makes it look like types.h is loaded.
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// * Then when types.h does get loaded, it is ignored
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// * because it looks like it is already loaded --
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// * Mr. Danial Van Olst
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// *****************************************************
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#include <types.h>
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// *****************************************************
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// * Under TGV Multinet and VMS, the file sys/param.h
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// * does not define NOFILE (max number of open files
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// * per process). FD_SETSIZE seems to be the correct
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// * value for NOFILE.
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// * See Multinet's sys/types.h file for more info on
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// * FD_SETSIZE. - Daniel Van Olst
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// *****************************************************
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#ifndef NOFILE
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#define NOFILE FD_SETSIZE
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#endif
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#endif
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#endif
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#ifdef SYSV
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#include <poll.h>
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#endif
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/utsname.h>
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/ioctl.h>
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#include <grp.h>
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#include <rpc/rpc.h>
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#include <sys/socket.h>
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#include <netinet/tcp.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include <arpa/inet.h>
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#if defined (__hpux)
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#include <sys/pstat.h>
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#endif
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#if defined (AIX)
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#include <sys/select.h>
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#endif
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#if defined(solaris) || defined(SunOS)
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#include <sys/filio.h>
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extern "C" { int gethostname(char *name, int namelen); }
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#endif
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#ifdef _SELECT_USES_INT_
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#define SELECT_PARM int *
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#else
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#define SELECT_PARM fd_set *
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#endif
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#ifndef min
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#define min(a,b) ((a<b)?a:b)
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#endif
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#ifndef max
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#define max(a,b) ((a>b)?a:b)
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#endif
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// *********************************************************************
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// * SOCKOPT_SIZE_PARM :
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// * This is the datatype of the parameter that is sent to getsockopt,
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// * setsockopt, and getsockname.
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// *********************************************************************
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#if defined(AIX) || defined(__linux)
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typedef unsigned int SOCKOPT_SIZE_PARM;
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#else
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typedef int SOCKOPT_SIZE_PARM;
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#endif
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inline int GetSocketErrno ( void )
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{
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return errno;
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}
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inline int GetSelectErrno ( void )
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{
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return errno;
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}
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inline int InitializeNetwork ( void )
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{
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return 0;
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}
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inline int TerminateNetwork ( void )
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{
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return 0;
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}
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inline int gettimeofday (struct timeval * tv)
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{
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struct timezone tz;
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return ::gettimeofday(tv, &tz);
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}
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inline int cdevSelect (int nfds, fd_set *r, fd_set *w, fd_set *e, struct timeval *t)
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{
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return ::select(nfds, (SELECT_PARM)r, (SELECT_PARM)w, (SELECT_PARM)e, t);
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}
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#endif
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#endif /* _CDEV_PLATFORMS_H_ */
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