version 1.4, 2000/09/08 16:08:42 |
version 1.13, 2004/02/25 23:14:35 |
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/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.3 2000/03/20 01:53:47 takayama Exp $ */ |
/* $OpenXM: OpenXM/src/kan96xx/plugin/mytcpio.c,v 1.12 2003/09/16 02:57:39 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" |
/* |
/* |
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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 33 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", |
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 47 socketOpen(char *serverName,int portNumber) { |
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Line 52 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 69 socketOpen(char *serverName,int portNumber) { |
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Line 74 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); |
} |
} |
Line 86 socketAccept(int snum) { |
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Line 91 socketAccept(int snum) { |
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s = snum; |
s = snum; |
fprintf(TcpioError,"Trying to accept... "); fflush(TcpioError); |
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); |
fprintf(TcpioError,"Accepted.\n"); fflush(TcpioError); |
if (close(s) < 0) { |
if (close(s) < 0) { |
Line 108 socketAcceptLocal(int snum) { |
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Line 117 socketAcceptLocal(int snum) { |
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fprintf(TcpioError,"Trying to accept from localhost... "); fflush(TcpioError); |
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); |
Line 137 socketAcceptLocal(int snum) { |
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Line 150 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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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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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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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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fprintf(stderr,"The connection is refused."); |
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return(-1); |
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} |
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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; |
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SET_TCPIOERROR; |
SET_TCPIOERROR; |
FD_ZERO(&readfds); |
FD_ZERO(&readfds); |
FD_SET(fd,&readfds); |
FD_SET(fd,&readfds); |
Line 173 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); |
Line 234 socketConnect(char *serverName,int portNumber) { |
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Line 285 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 258 socketConnectWithPass(char *servername,int port,char * |
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Line 309 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) { |