version 1.4.2.3, 2000/11/11 07:01:19 |
version 1.16, 2005/07/03 11:08:54 |
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/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.4.2.2 2000/11/11 04:44:30 maekawa Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.15 2004/11/23 05:28:19 takayama Exp $ */ |
#include <stdio.h> |
#include <stdio.h> |
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#include <string.h> |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/socket.h> |
#include <sys/socket.h> |
#include <sys/time.h> |
#include <sys/time.h> |
#include <netinet/in.h> |
#include <netinet/in.h> |
#include <netdb.h> |
#include <netdb.h> |
#include <setjmp.h> |
#include <setjmp.h> |
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#include <errno.h> |
/* -lnsl -lsocket /usr/ucblib/libucb.a */ |
/* -lnsl -lsocket /usr/ucblib/libucb.a */ |
#include "ox_kan.h" |
#include "ox_kan.h" |
/* |
/* |
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#if defined(sun) |
#if defined(sun) |
int MyEnv_oxmisc[2000]; |
int MyEnv_oxmisc[2000]; |
#else |
#else |
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#if defined(__CYGWIN__) |
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sigjmp_buf MyEnv_oxmisc; /* may cause a trouble in Solaris. */ |
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#else |
jmp_buf MyEnv_oxmisc; /* may cause a trouble in Solaris. */ |
jmp_buf MyEnv_oxmisc; /* may cause a trouble in Solaris. */ |
#endif |
#endif |
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#endif |
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#define READBUFSIZE 10000 |
#define READBUFSIZE 10000 |
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#define MAX_LISTEN_QUEUE 3 |
static void errorMsg1s(char *s) { |
static void errorMsg1s(char *s) { |
fprintf(stderr,"%s\n",s); |
fprintf(stderr,"%s\n",s); |
} |
} |
Line 29 int OpenedSocket = 0; |
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Line 36 int OpenedSocket = 0; |
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extern int Quiet; |
extern int Quiet; |
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socketOpen(char *serverName,int portNumber) { |
socketOpen(char *serverName,int portNumber) { |
struct addrinfo hints, *res, *ai; |
static struct hostent *myhost; |
struct sockaddr_storage ss; |
static struct sockaddr_in me; |
socklen_t len; |
static int s_waiting; |
char pstr[BUFSIZ], *errstr; |
static int on; |
int s, p, opt, error; |
int tt; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
fprintf(TcpioError, "Hello from open. serverName is %s and " |
if (!Quiet) fprintf(TcpioError,"Hello from open. serverName is %s and portnumber is %d\n", |
"portnumber is %d\n", serverName, portNumber); |
serverName,portNumber); |
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if ((myhost = gethostbyname(serverName)) == NULL) { |
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errorMsg1s("Bad server name."); |
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return(-1); |
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} |
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bzero((char *)&me,sizeof(me)); |
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me.sin_family = AF_INET; |
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me.sin_port = htons(portNumber); |
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bcopy(myhost->h_addr, |
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&me.sin_addr,myhost->h_length); |
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memset(&hints, 0, sizeof(hints)); |
if ((s_waiting = socket(AF_INET,SOCK_STREAM,0)) < 0) { |
hints.ai_family = PF_UNSPEC; |
errorMsg1s("Socket allocation is failed."); |
hints.ai_socktype = SOCK_STREAM; |
return(-1); |
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} |
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memset(pstr, 0, sizeof(pstr)); |
on=1; setsockopt(s_waiting,SOL_SOCKET,SO_REUSEADDR,&on,sizeof(on)); |
snprintf(pstr, sizeof(pstr), "%d", portNumber); |
/* important */ |
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if ((tt = bind(s_waiting,(struct sockaddr *) &me,sizeof(me))) == -1) { |
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fprintf(TcpioError,"Bind error. Error no is %d. See /usr/include/sys/errno.h. (asm/errno.h)\n",errno); |
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errorMsg1s("cannot bind"); |
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return(-1); |
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} |
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/* printf("bind returns %d\n",tt); */ |
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tt = sizeof(me); |
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if (getsockname(s_waiting,(struct sockaddr *)&me,&tt) < 0) { |
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fprintf(TcpioError,"getsockname error. Error no is %d. See /usr/include/sys/errno.h (asm/errno.h).\n",errno); |
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errorMsg1s("cannot getsockname"); |
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return(-1); |
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} |
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error = getaddrinfo(serverName, pstr, &hints, &res); |
if (listen(s_waiting,MAX_LISTEN_QUEUE) < 0) { |
if (error) { |
errorMsg1s("Listen failed"); |
errorMsg1s("Bad server name."); |
return(-1); |
return (-1); |
} |
} |
if (!Quiet) fprintf(TcpioError,"Done the initialization. port =%d\n",ntohs(me.sin_port)); |
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OpenedSocket = ntohs(me.sin_port); |
s = -1; |
return(s_waiting); |
p = -1; |
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errstr = NULL; |
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for (ai = res ; ai != NULL ; ai = ai->ai_next) { |
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s = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol); |
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if (s < 0) { |
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errstr = "socket"; |
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continue; |
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} |
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opt = 1; |
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setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt)); |
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if (bind(s, ai->ai_addr, ai->ai_addrlen) < 0) { |
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errstr = "bind"; |
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close(s); |
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s = -1; |
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continue; |
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} |
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len = sizeof(ss); |
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if (getsockname(s, (struct sockaddr *)&ss, &len) < 0) { |
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errstr = "getsockname"; |
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close(s); |
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s = -1; |
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continue; |
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} |
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switch (ss.ss_family) { |
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case AF_INET: |
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{ |
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struct sockaddr_in *sin; |
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sin = (struct sockaddr_in *)&ss; |
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p = ntohs(sin->sin_port); |
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break; |
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} |
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case AF_INET6: |
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{ |
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struct sockaddr_in6 *sin6; |
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sin6 = (struct sockaddr_in6 *)&ss; |
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p = ntohs(sin6->sin6_port); |
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break; |
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} |
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default: |
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p = -1; |
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} |
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if (p < 0) { |
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errstr = "AF"; |
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close(s); |
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s = -1; |
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continue; |
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} |
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if (listen(s, 1) < 0) { |
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errstr = "listen"; |
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close(s); |
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s = -1; |
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continue; |
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} |
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break; |
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} |
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freeaddrinfo(res); |
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if (s < 0) { |
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fprintf(TcpioError, "Error: %s", errstr); |
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errorMsg1s(errstr); |
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} else { |
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OpenedSocket = p; |
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} |
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return (s); |
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} |
} |
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Line 134 socketAccept(int snum) { |
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Line 90 socketAccept(int snum) { |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
s = snum; |
s = snum; |
fprintf(TcpioError,"Trying to accept... "); fflush(TcpioError); |
if (!Quiet) {fprintf(TcpioError,"Trying to accept... "); fflush(TcpioError);} |
if ((news = accept(s,NULL,NULL)) < 0) { |
if ((news = accept(s,NULL,NULL)) < 0) { |
errorMsg1s("Error in accept."); |
errorMsg1s("Error in accept. Retrying (socketAccept)."); |
return(-1); |
/* Code added for strange behavior on cygwin. */ |
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if ((news = accept(s,NULL,NULL)) < 0) { |
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errorMsg1s("Error in accept. Retry failed."); |
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return (-1); |
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} |
} |
} |
fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError); |
if (!Quiet) {fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError);} |
if (close(s) < 0) { |
if (close(s) < 0) { |
errorMsg1s("Error in closing the old socket."); |
errorMsg1s("Error in closing the old socket."); |
return(-1); |
return(-1); |
Line 147 socketAccept(int snum) { |
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Line 107 socketAccept(int snum) { |
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return(news); |
return(news); |
} |
} |
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socketAcceptLocal(int s) { |
socketAcceptLocal(int snum) { |
struct sockaddr_storage ss; |
int s, news; |
socklen_t len; |
struct sockaddr peer; |
int ps, accepted, error; |
int len; |
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int i; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
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s = snum; |
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if (!Quiet) {fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError);} |
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len = sizeof(struct sockaddr); |
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if ((news = accept(s,&peer,&len)) < 0) { |
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errorMsg1s("Error in accept. Retrying"); |
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/* Code added for strange behavior on cygwin. */ |
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if ((news = accept(s,&peer,&len)) < 0) { |
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errorMsg1s("Error in accept. Retry failed."); |
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return (-1); |
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} |
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} |
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fprintf(TcpioError,"Trying to accept from localhost... "); |
len = sizeof(struct sockaddr); |
fflush(TcpioError); |
getpeername(news,&peer,&len); |
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if (!Quiet) printf("len= %d\n",len); |
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for (i=0; i<len; i++) { |
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if (!Quiet) printf(" %x ",peer.sa_data[i]); |
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} |
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if (!Quiet) printf("\n"); |
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if (peer.sa_data[2] == 0x7f && peer.sa_data[3] == 0 && |
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peer.sa_data[4] == 0 && peer.sa_data[5] == 1) { |
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if (!Quiet) fprintf(stderr,"Authentication: localhost is allowed to be accepted.\n"); |
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}else{ |
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errorMsg1s("Authentication: The connection is not from the localhost."); |
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close(s); |
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fprintf(stderr,"The connection is refused."); |
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return(-1); |
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} |
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len = sizeof(ss); |
if (!Quiet) {fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError);} |
if ((ps = accept(s, (struct sockaddr *)&ss, &len)) < 0) { |
if (close(s) < 0) { |
errorMsg1s("Error in accept."); |
errorMsg1s("Error in closing the old socket."); |
close(s); |
return(-1); |
return (-1); |
} |
} |
return(news); |
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} |
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len = sizeof(ss); |
/* It does not close the socket for listening. */ |
if (getpeername(ps, (struct sockaddr *)&ss, &len) < 0) { |
socketAcceptLocal2(int snum) { |
close(s); |
int s, news; |
close(ps); |
struct sockaddr peer; |
errorMsg1s("Error in getpeername."); |
int len; |
return (-1); |
int i; |
} |
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accepted = 0; |
SET_TCPIOERROR; |
switch (ss.ss_family) { |
s = snum; |
case AF_INET: |
if (!Quiet) {fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError);} |
{ |
len = sizeof(struct sockaddr); |
#ifndef INADDR_LOOPBACK |
if ((news = accept(s,&peer,&len)) < 0) { |
#define INADDR_LOOPBACK 0x7f000001 /* 127.0.0.1 */ |
errorMsg1s("Error in accept. Retrying (socketAcceptLocal2)."); |
#endif /* INADDR_LOOPBACK */ |
/* Code added for strange behavior on cygwin. */ |
struct sockaddr_in *sin; |
if ((news = accept(s,&peer,&len)) < 0) { |
sin = (struct sockaddr_in *)&ss; |
errorMsg1s("Error in accept. Retry failed."); |
if (sin->sin_addr.s_addr == INADDR_LOOPBACK) |
return (-1); |
accepted = 1; |
} |
break; |
} |
} |
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case AF_INET6: |
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{ |
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struct sockaddr_in6 *sin6; |
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sin6 = (struct sockaddr_in6 *)&ss; |
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if (IN6_IS_ADDR_LOOPBACK(&sin6->sin6_addr)) |
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accepted = 1; |
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break; |
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} |
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default: |
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accepted = 0; |
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} |
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if (accepted) { |
len = sizeof(struct sockaddr); |
fprintf(stderr, "Authentication: " |
getpeername(news,&peer,&len); |
"localhost is allowed to be accepted.\n"); |
if (!Quiet) printf("len= %d\n",len); |
} else { |
for (i=0; i<len; i++) { |
errorMsg1s("Authentication: " |
if (!Quiet) printf(" %x ",peer.sa_data[i]); |
"The connection is not from the localhost."); |
} |
close(s); |
if (!Quiet) printf("\n"); |
close(ps); |
if (peer.sa_data[2] == 0x7f && peer.sa_data[3] == 0 && |
fprintf(stderr, "The connection is refused."); |
peer.sa_data[4] == 0 && peer.sa_data[5] == 1) { |
return (-1); |
if (!Quiet) fprintf(stderr,"Authentication: localhost is allowed to be accepted.\n"); |
} |
}else{ |
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errorMsg1s("Authentication: The connection is not from the localhost."); |
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fprintf(stderr,"The connection is refused."); |
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return(-1); |
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} |
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fprintf(TcpioError, "Accepted.\n"); |
if (!Quiet) {fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError);} |
fflush(TcpioError); |
return(news); |
if (close(s) < 0) { |
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errorMsg1s("Error in closing the old socket."); |
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close(ps); |
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return(-1); |
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} |
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return(ps); |
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} |
} |
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int oxSocketSelect0(int fd,int t) { |
int oxSocketSelect0(int fd,int t) { |
fd_set readfds; |
fd_set readfds; |
struct timeval timeout; |
struct timeval timeout; |
int debug = 0; |
int debug = 0; |
extern int errno; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
FD_ZERO(&readfds); |
FD_ZERO(&readfds); |
FD_SET(fd,&readfds); |
FD_SET(fd,&readfds); |
Line 256 oxSocketMultiSelect(int sid[],int size,int t,int resul |
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Line 226 oxSocketMultiSelect(int sid[],int size,int t,int resul |
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fd_set readfds; |
fd_set readfds; |
struct timeval timeout; |
struct timeval timeout; |
int isdata = 0; |
int isdata = 0; |
extern errno; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
FD_ZERO(&readfds); |
FD_ZERO(&readfds); |
Line 303 oxSocketMultiSelect(int sid[],int size,int t,int resul |
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Line 272 oxSocketMultiSelect(int sid[],int size,int t,int resul |
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socketConnect(char *serverName,int portNumber) { |
socketConnect(char *serverName,int portNumber) { |
struct addrinfo hints, *res, *ai; |
struct hostent *servhost; |
char pstr[BUFSIZ], *errstr; |
struct sockaddr_in server; |
int s, error; |
int socketid; |
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int on; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
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if ((servhost = gethostbyname(serverName)) == NULL) { |
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errorMsg1s("bad server name.\n"); |
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return(-1); |
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} |
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bzero((char *)&server,sizeof(server)); |
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server.sin_family = AF_INET; |
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server.sin_port = htons(portNumber); |
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bcopy(servhost->h_addr, |
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(char *)&server.sin_addr,servhost->h_length); |
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memset(&hints, 0, sizeof(hints)); |
if ((socketid = socket(AF_INET,SOCK_STREAM,0)) <0) { |
hints.ai_family = PF_UNSPEC; |
errorMsg1s("socket allocation is failed.\n"); |
hints.ai_socktype = SOCK_STREAM; |
return(-1); |
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} |
memset(pstr, 0, sizeof(pstr)); |
/* on=1; setsockopt(socketid,SOL_SOCKET,SO_REUSEADDR,&on,sizeof(on)); */ |
snprintf(pstr, sizeof(pstr), "%d", portNumber); |
if (!Quiet) { |
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fprintf(TcpioError,"Trying to connect port %d, ip=%x\n",ntohs(server.sin_port),server.sin_addr); |
error = getaddrinfo(serverName, pstr, &hints, &res); |
} |
if (error) { |
if (connect(socketid,(struct sockaddr *)&server,sizeof(server)) == -1) { |
errorMsg1s("bad server name.\n"); |
errorMsg1s("cannot connect"); |
return (-1); |
return(-1); |
} |
} |
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if (!Quiet) fprintf(TcpioError,"connected.\n"); |
s = -1; |
return(socketid); |
errstr = NULL; |
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for (ai = res ; ai != NULL ; ai = ai->ai_next) { |
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s = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol); |
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if (s < 0) { |
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errstr = "socket"; |
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continue; |
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} |
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if (!Quiet) { |
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fprintf(TcpioError, "Trying to connect %s, port %d\n", |
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serverName, portNumber); |
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} |
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if (connect(s, ai->ai_addr, ai->ai_addrlen) < 0) { |
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errstr = "connect"; |
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close(s); |
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s = -1; |
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continue; |
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} |
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} |
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freeaddrinfo(res); |
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if (s < 0) { |
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fprintf(stderr, "Error %s\n", errstr); |
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return (-1); |
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} |
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if (!Quiet) |
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fprintf(TcpioError,"connected.\n"); |
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return (s); |
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} |
} |
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socketConnectWithPass(char *servername,int port,char *pass) |
socketConnectWithPass(char *servername,int port,char *pass) |
Line 364 socketConnectWithPass(char *servername,int port,char * |
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Line 310 socketConnectWithPass(char *servername,int port,char * |
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int m; |
int m; |
SET_TCPIOERROR; |
SET_TCPIOERROR; |
fd = socketConnect(servername,port); |
fd = socketConnect(servername,port); |
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if ((pass == NULL) && (fd >= 0)) return fd; |
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if ((pass == NULL) && (fd < 0)) return -1; |
if (fd >= 0) { |
if (fd >= 0) { |
m = write(fd,pass,strlen(pass)+1); |
m = write(fd,pass,strlen(pass)+1); |
if (m != strlen(pass)+1) { |
if (m != strlen(pass)+1) { |