version 1.10, 2003/07/20 07:18:45 |
version 1.14, 2004/02/28 13:39:42 |
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/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.9 2002/10/23 08:42:22 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.13 2004/02/25 23:14:35 takayama Exp $ */ |
#include <stdio.h> |
#include <stdio.h> |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/socket.h> |
#include <sys/socket.h> |
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#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" |
/* |
/* |
Line 38 socketOpen(char *serverName,int portNumber) { |
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Line 39 socketOpen(char *serverName,int portNumber) { |
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static struct sockaddr_in me; |
static struct sockaddr_in me; |
static int s_waiting; |
static int s_waiting; |
static int on; |
static int on; |
extern int errno; |
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int tt; |
int tt; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
fprintf(TcpioError,"Hello from open. serverName is %s and portnumber is %d\n", |
if (!Quiet) fprintf(TcpioError,"Hello from open. serverName is %s and portnumber is %d\n", |
serverName,portNumber); |
serverName,portNumber); |
if ((myhost = gethostbyname(serverName)) == NULL) { |
if ((myhost = gethostbyname(serverName)) == NULL) { |
errorMsg1s("Bad server name."); |
errorMsg1s("Bad server name."); |
Line 78 socketOpen(char *serverName,int portNumber) { |
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Line 78 socketOpen(char *serverName,int portNumber) { |
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errorMsg1s("Listen failed"); |
errorMsg1s("Listen failed"); |
return(-1); |
return(-1); |
} |
} |
fprintf(TcpioError,"Done the initialization. port =%d\n",ntohs(me.sin_port)); |
if (!Quiet) fprintf(TcpioError,"Done the initialization. port =%d\n",ntohs(me.sin_port)); |
OpenedSocket = ntohs(me.sin_port); |
OpenedSocket = ntohs(me.sin_port); |
return(s_waiting); |
return(s_waiting); |
} |
} |
Line 89 socketAccept(int snum) { |
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Line 89 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 110 socketAcceptLocal(int snum) { |
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Line 114 socketAcceptLocal(int snum) { |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
s = snum; |
s = snum; |
fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError); |
if (!Quiet) fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError); |
len = sizeof(struct sockaddr); |
len = sizeof(struct sockaddr); |
if ((news = accept(s,&peer,&len)) < 0) { |
if ((news = accept(s,&peer,&len)) < 0) { |
errorMsg1s("Error in accept. Retrying"); |
errorMsg1s("Error in accept. Retrying"); |
{ /* Code added for strange behavior on cygwin. */ |
/* Code added for strange behavior on cygwin. */ |
int i; |
if ((news = accept(s,&peer,&len)) < 0) { |
for (i=0; i<5; i++) { |
errorMsg1s("Error in accept. Retry failed."); |
if ((news = accept(s,&peer,&len)) < 0) { |
return (-1); |
fprintf(stderr,"%d : ",i); |
} |
errorMsg1s("Error in accept. Retrying"); |
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} |
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} |
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if (news < 0) { |
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errorMsg1s("Error in accept. Retrying"); |
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return(-1); |
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} |
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} |
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} |
} |
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len = sizeof(struct sockaddr); |
len = sizeof(struct sockaddr); |
getpeername(news,&peer,&len); |
getpeername(news,&peer,&len); |
printf("len= %d\n",len); |
if (!Quiet) printf("len= %d\n",len); |
for (i=0; i<len; i++) { |
for (i=0; i<len; i++) { |
printf(" %x ",peer.sa_data[i]); |
if (!Quiet) printf(" %x ",peer.sa_data[i]); |
} |
} |
printf("\n"); |
printf("\n"); |
if (peer.sa_data[2] == 0x7f && peer.sa_data[3] == 0 && |
if (peer.sa_data[2] == 0x7f && peer.sa_data[3] == 0 && |
peer.sa_data[4] == 0 && peer.sa_data[5] == 1) { |
peer.sa_data[4] == 0 && peer.sa_data[5] == 1) { |
fprintf(stderr,"Authentication: localhost is allowed to be accepted.\n"); |
if (!Quiet) fprintf(stderr,"Authentication: localhost is allowed to be accepted.\n"); |
}else{ |
}else{ |
errorMsg1s("Authentication: The connection is not from the localhost."); |
errorMsg1s("Authentication: The connection is not from the localhost."); |
close(s); |
close(s); |
Line 146 socketAcceptLocal(int snum) { |
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Line 142 socketAcceptLocal(int snum) { |
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return(-1); |
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 163 socketAcceptLocal2(int snum) { |
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Line 159 socketAcceptLocal2(int snum) { |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
s = snum; |
s = snum; |
fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError); |
if (!Quiet) fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError); |
len = sizeof(struct sockaddr); |
len = sizeof(struct sockaddr); |
if ((news = accept(s,&peer,&len)) < 0) { |
if ((news = accept(s,&peer,&len)) < 0) { |
errorMsg1s("Error in accept."); |
errorMsg1s("Error in accept. Retrying (socketAcceptLocal2)."); |
return(-1); |
/* 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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len = sizeof(struct sockaddr); |
len = sizeof(struct sockaddr); |
getpeername(news,&peer,&len); |
getpeername(news,&peer,&len); |
printf("len= %d\n",len); |
if (!Quiet) printf("len= %d\n",len); |
for (i=0; i<len; i++) { |
for (i=0; i<len; i++) { |
printf(" %x ",peer.sa_data[i]); |
if (!Quiet) printf(" %x ",peer.sa_data[i]); |
} |
} |
printf("\n"); |
printf("\n"); |
if (peer.sa_data[2] == 0x7f && peer.sa_data[3] == 0 && |
if (peer.sa_data[2] == 0x7f && peer.sa_data[3] == 0 && |
peer.sa_data[4] == 0 && peer.sa_data[5] == 1) { |
peer.sa_data[4] == 0 && peer.sa_data[5] == 1) { |
fprintf(stderr,"Authentication: localhost is allowed to be accepted.\n"); |
if (!Quiet) fprintf(stderr,"Authentication: localhost is allowed to be accepted.\n"); |
}else{ |
}else{ |
errorMsg1s("Authentication: The connection is not from the localhost."); |
errorMsg1s("Authentication: The connection is not from the localhost."); |
fprintf(stderr,"The connection is refused."); |
fprintf(stderr,"The connection is refused."); |
return(-1); |
return(-1); |
} |
} |
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fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError); |
if (!Quiet) fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError); |
return(news); |
return(news); |
} |
} |
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Line 194 int oxSocketSelect0(int fd,int t) { |
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Line 194 int oxSocketSelect0(int fd,int t) { |
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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 226 oxSocketMultiSelect(int sid[],int size,int t,int resul |
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Line 225 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); |