version 1.4.2.1, 2000/11/10 20:12:08 |
version 1.4.2.2, 2000/11/11 04:44:30 |
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/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.4 2000/09/08 16:08:42 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.4.2.1 2000/11/10 20:12:08 maekawa Exp $ */ |
#include <stdio.h> |
#include <stdio.h> |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/socket.h> |
#include <sys/socket.h> |
Line 147 socketAccept(int snum) { |
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Line 147 socketAccept(int snum) { |
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return(news); |
return(news); |
} |
} |
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socketAcceptLocal(int snum) { |
socketAcceptLocal(int s) { |
int s, news; |
struct sockaddr_storage ss; |
struct sockaddr_storage ss; |
socklen_t len; |
int len; |
int ps, accepted, error; |
int i; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
s = snum; |
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fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError); |
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len = sizeof(ss); |
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if ((news = accept(s, (struct sockaddr *)&ss,&len)) < 0) { |
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errorMsg1s("Error in accept."); |
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return(-1); |
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} |
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len = sizeof(ss); |
fprintf(TcpioError,"Trying to accept from localhost... "); |
getpeername(news, (struct sockaddr *)&ss,&len); |
fflush(TcpioError); |
#if 0 |
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printf("len= %d\n",len); |
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for (i=0; i<len; i++) { |
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printf(" %x ", peer.sa_data[i]); |
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} |
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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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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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#endif |
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fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError); |
len = sizeof(ss); |
if (close(s) < 0) { |
if ((ps = accept(s, (struct sockaddr *)&ss, &len)) < 0) { |
errorMsg1s("Error in closing the old socket."); |
errorMsg1s("Error in accept."); |
return(-1); |
close(s); |
} |
return (-1); |
return(news); |
} |
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len = sizeof(ss); |
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if (getpeername(ps, (struct sockaddr *)&ss, &len) < 0) { |
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close(s); |
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close(ps); |
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errorMsg1s("Error in getpeername."); |
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return (-1); |
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} |
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accepted = 0; |
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switch (ss.ss_family) { |
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case AF_INET: |
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{ |
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#ifndef INADDR_LOOPBACK |
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#define INADDR_LOOPBACK 0x7f000001 /* 127.0.0.1 */ |
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#endif /* INADDR_LOOPBACK */ |
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struct sockaddr_in *sin; |
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sin = (struct sockaddr_in *)&ss; |
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if (sin->sin_addr.s_addr == INADDR_LOOPBACK) |
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accepted = 1; |
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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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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) { |
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fprintf(stderr, "Authentication: " |
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"localhost is allowed to be accepted.\n"); |
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} else { |
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errorMsg1s("Authentication: " |
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"The connection is not from the localhost."); |
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close(s); |
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close(ps); |
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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"); |
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fflush(TcpioError); |
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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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int oxSocketSelect0(int fd,int t) { |
int oxSocketSelect0(int fd,int t) { |