version 1.1.1.1, 1999/10/08 02:12:05 |
version 1.17, 2020/10/06 11:33:47 |
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/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.16 2005/07/03 11:08:54 ohara 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> |
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#include <unistd.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); |
} |
} |
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FILE *TcpioError = stdout; |
#define SET_TCPIOERROR { if (TcpioError == NULL) TcpioError = stdout; } |
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FILE *TcpioError = NULL; |
int OpenedSocket = 0; |
int OpenedSocket = 0; |
extern int Quiet; |
extern int Quiet; |
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socketOpen(char *serverName,int portNumber) { |
int socketOpen(char *serverName,int portNumber) { |
static struct hostent *myhost; |
static struct hostent *myhost; |
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; |
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."); |
return(-1); |
return(-1); |
Line 45 socketOpen(char *serverName,int portNumber) { |
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Line 54 socketOpen(char *serverName,int portNumber) { |
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me.sin_family = AF_INET; |
me.sin_family = AF_INET; |
me.sin_port = htons(portNumber); |
me.sin_port = htons(portNumber); |
bcopy(myhost->h_addr, |
bcopy(myhost->h_addr, |
&me.sin_addr,myhost->h_length); |
&me.sin_addr,myhost->h_length); |
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if ((s_waiting = socket(AF_INET,SOCK_STREAM,0)) < 0) { |
if ((s_waiting = socket(AF_INET,SOCK_STREAM,0)) < 0) { |
errorMsg1s("Socket allocation is failed."); |
errorMsg1s("Socket allocation is failed."); |
Line 67 socketOpen(char *serverName,int portNumber) { |
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Line 76 socketOpen(char *serverName,int portNumber) { |
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return(-1); |
return(-1); |
} |
} |
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if (listen(s_waiting,1) < 0) { |
if (listen(s_waiting,MAX_LISTEN_QUEUE) < 0) { |
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); |
} |
} |
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socketAccept(int snum) { |
int socketAccept(int snum) { |
int s, news; |
int s, news; |
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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 94 socketAccept(int snum) { |
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Line 108 socketAccept(int snum) { |
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return(news); |
return(news); |
} |
} |
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socketAcceptLocal(int snum) { |
int socketAcceptLocal(int snum) { |
int s, news; |
int s, news; |
struct sockaddr peer; |
struct sockaddr peer; |
int len; |
int len; |
int i; |
int i; |
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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"); |
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"); |
if (!Quiet) 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,"Authentification: localhost is allowed to be accepted.\n"); |
if (!Quiet) fprintf(stderr,"Authentication: localhost is allowed to be accepted.\n"); |
}else{ |
}else{ |
errorMsg1s("Authentification: The connection is not from the localhost."); |
errorMsg1s("Authentication: The connection is not from the localhost."); |
close(s); |
close(s); |
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);} |
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 133 socketAcceptLocal(int snum) { |
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Line 152 socketAcceptLocal(int snum) { |
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return(news); |
return(news); |
} |
} |
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/* It does not close the socket for listening. */ |
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int socketAcceptLocal2(int snum) { |
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int s, news; |
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struct sockaddr peer; |
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int len; |
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int i; |
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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 (socketAcceptLocal2)."); |
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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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len = sizeof(struct sockaddr); |
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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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fprintf(stderr,"The connection is refused."); |
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return(-1); |
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} |
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if (!Quiet) {fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError);} |
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return(news); |
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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; |
SET_TCPIOERROR; |
FD_ZERO(&readfds); |
FD_ZERO(&readfds); |
FD_SET(fd,&readfds); |
FD_SET(fd,&readfds); |
timeout.tv_sec = 0; |
timeout.tv_sec = 0; |
Line 162 int oxSocketSelect0(int fd,int t) { |
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Line 221 int oxSocketSelect0(int fd,int t) { |
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else return(0); |
else return(0); |
} |
} |
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oxSocketMultiSelect(int sid[],int size,int t,int result[]) |
int oxSocketMultiSelect(int sid[],int size,int t,int result[]) |
{ |
{ |
int i,fd,p; |
int i,fd,p; |
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; |
FD_ZERO(&readfds); |
FD_ZERO(&readfds); |
timeout.tv_sec = 0; |
timeout.tv_sec = 0; |
timeout.tv_usec = (long)t; |
timeout.tv_usec = (long)t; |
Line 213 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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} |
} |
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socketConnect(char *serverName,int portNumber) { |
int socketConnect(char *serverName,int portNumber) { |
struct hostent *servhost; |
struct hostent *servhost; |
struct sockaddr_in server; |
struct sockaddr_in server; |
int socketid; |
int socketid; |
int on; |
int on; |
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SET_TCPIOERROR; |
if ((servhost = gethostbyname(serverName)) == NULL) { |
if ((servhost = gethostbyname(serverName)) == NULL) { |
errorMsg1s("bad server name.\n"); |
errorMsg1s("bad server name.\n"); |
return(-1); |
return(-1); |
Line 227 socketConnect(char *serverName,int portNumber) { |
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Line 287 socketConnect(char *serverName,int portNumber) { |
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server.sin_family = AF_INET; |
server.sin_family = AF_INET; |
server.sin_port = htons(portNumber); |
server.sin_port = htons(portNumber); |
bcopy(servhost->h_addr, |
bcopy(servhost->h_addr, |
(char *)&server.sin_addr,servhost->h_length); |
(char *)&server.sin_addr,servhost->h_length); |
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if ((socketid = socket(AF_INET,SOCK_STREAM,0)) <0) { |
if ((socketid = socket(AF_INET,SOCK_STREAM,0)) <0) { |
errorMsg1s("socket allocation is failed.\n"); |
errorMsg1s("socket allocation is failed.\n"); |
Line 235 socketConnect(char *serverName,int portNumber) { |
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Line 295 socketConnect(char *serverName,int portNumber) { |
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} |
} |
/* on=1; setsockopt(socketid,SOL_SOCKET,SO_REUSEADDR,&on,sizeof(on)); */ |
/* on=1; setsockopt(socketid,SOL_SOCKET,SO_REUSEADDR,&on,sizeof(on)); */ |
if (!Quiet) { |
if (!Quiet) { |
fprintf(TcpioError,"Trying to connect port %d, ip=%x\n",ntohs(server.sin_port),server.sin_addr); |
fprintf(TcpioError,"Trying to connect port %d, ip=%lx\n",ntohs(server.sin_port),(long) server.sin_addr.s_addr); |
} |
} |
if (connect(socketid,(struct sockaddr *)&server,sizeof(server)) == -1) { |
if (connect(socketid,(struct sockaddr *)&server,sizeof(server)) == -1) { |
errorMsg1s("cannot connect"); |
errorMsg1s("cannot connect"); |
Line 245 socketConnect(char *serverName,int portNumber) { |
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Line 305 socketConnect(char *serverName,int portNumber) { |
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return(socketid); |
return(socketid); |
} |
} |
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socketConnectWithPass(char *servername,int port,char *pass) |
int socketConnectWithPass(char *servername,int port,char *pass) |
{ |
{ |
int fd; |
int fd; |
int m; |
int m; |
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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)); |
m = write(fd,pass,strlen(pass)+1); |
if (m != strlen(pass)) { |
if (m != strlen(pass)+1) { |
fprintf(TcpioError,"Fail to send password to fd=%d.\n",fd); |
fprintf(TcpioError,"Fail to send password to fd=%d.\n",fd); |
return(-1); |
return(-1); |
} |
} |