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2007-10-11 Joel Sherrill <joel.sherrill@OARcorp.com>

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* score/include/rtems/score/copyrt.h: Update year.
This commit is contained in:
Joel Sherrill
2007-10-11 12:49:27 +00:00
parent c57316a409
commit b7fa289bf7
3 changed files with 125 additions and 98 deletions
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13
cpukit/ChangeLog
View File

@@ -1,3 +1,16 @@
2007-10-11 Joel Sherrill <joel.sherrill@OARcorp.com>
* score/include/rtems/score/copyrt.h: Update year.
2007-10-11 Joel Sherrill <joel.sherrill@OARcorp.com>
* score/include/rtems/score/copyrt.h: Update year.
2007-10-11 Daniel Hellstrom <daniel@gaisler.com>
* libi2c/libi2c.c, libi2c/libi2c.h: Add message about needing IMFS.
Fixed check of status when registering driver. Add use of strerror().
2007-10-04 Keith Robertson <kjrobert@alumni.uwaterloo.ca>,
Ralf Corsépius <ralf.corsepius@rtems.org>

2
cpukit/score/include/rtems/score/copyrt.h
View File

@@ -28,7 +28,7 @@ extern "C" {
*/
#ifdef SCORE_INIT
const char _Copyright_Notice[] =
"COPYRIGHT (c) 1989-2004.\n\
"COPYRIGHT (c) 1989-2007.\n\
On-Line Applications Research Corporation (OAR).\n";
#else
extern const char _Copyright_Notice[];

208
cpukit/telnetd/pty.c
View File

@@ -1,7 +1,7 @@
/*
* /dev/ptyXX (A first version for pseudo-terminals)
* /dev/ptyXX (Support for pseudo-terminals)
*
* Author: Fernando RUIZ CASAS (fernando.ruiz@ctv.es)
* Original Author: Fernando RUIZ CASAS (fernando.ruiz@ctv.es)
* May 2001
*
* This program is distributed in the hope that it will be useful,
@@ -49,8 +49,8 @@ covered by the GNU Public License.
#include "config.h"
#endif
#define DEBUG_WH (1<<0)
#define DEBUG_DETAIL (1<<1)
#define DEBUG_WH (1<<0)
#define DEBUG_DETAIL (1<<1)
/* #define DEBUG DEBUG_WH */
@@ -63,13 +63,7 @@ extern "C" {
#include <sys/ttycom.h>
#include <rtems.h>
#include <rtems/libio.h>
#include <bsp.h>
#include <rtems/bspIo.h>
#if 0
#include <rtems/pty.h>
#else
#define MAX_PTYS 8
#endif
#include <errno.h>
#include <sys/socket.h>
#ifdef __cplusplus
@@ -99,7 +93,9 @@ extern "C" {
#define IAC_SE 240
#define IAC_EOR 239
#define SB_MAX 16
#define SB_MAX 16
extern int rtems_telnetd_maximum_ptys;
struct pty_tt;
typedef struct pty_tt pty_t;
@@ -112,7 +108,7 @@ struct pty_tt {
int socket;
int last_cr;
unsigned iac_mode;
unsigned char sb_buf[SB_MAX];
unsigned char sb_buf[SB_MAX];
int sb_ind;
int width;
int height;
@@ -120,20 +116,12 @@ struct pty_tt {
#ifdef __cplusplus
extern "C" {
int printk(char*,...);
#endif
#if MAX_PTYS > 5
#undef MAX_PTYS
#define MAX_PTYS 5
#endif
static int telnet_pty_inited=FALSE;
static pty_t telnet_ptys[MAX_PTYS];
static int telnet_pty_inited=FALSE;
static pty_t *telnet_ptys;
static rtems_device_major_number pty_major;
@@ -143,10 +131,20 @@ static rtems_device_major_number pty_major;
* then the socket argument is closed
*/
char * telnet_get_pty(int socket) {
char * telnet_get_pty(int socket)
{
int ndx;
if (telnet_pty_inited) {
for (ndx=0;ndx<MAX_PTYS;ndx++) {
if ( rtems_telnetd_maximum_ptys < 5 )
rtems_telnetd_maximum_ptys = 5;
telnet_ptys = malloc( rtems_telnetd_maximum_ptys * sizeof (pty_t) );
if ( !telnet_ptys ) {
return NULL;
}
for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
if (telnet_ptys[ndx].socket<0) {
struct timeval t;
/* set a long polling interval to save CPU time */
@@ -174,10 +172,11 @@ static const char IAC_AYT_RSP[]="\r\nAYT? Yes, RTEMS-SHELL is here\r\n";
static const char IAC_BRK_RSP[]="<*Break*>";
static const char IAC_IP_RSP []="<*Interrupt*>";
static
int send_iac(int minor,unsigned char mode,unsigned char option) {
int send_iac(int minor,unsigned char mode,unsigned char option)
{
unsigned char buf[3];
buf[0]=IAC_ESC;
buf[1]=mode;
buf[2]=option;
@@ -188,7 +187,7 @@ static int
handleSB(pty_t *pty)
{
switch (pty->sb_buf[0]) {
case 31: /* NAWS */
case 31: /* NAWS */
pty->width = (pty->sb_buf[1]<<8) + pty->sb_buf[2];
pty->height = (pty->sb_buf[3]<<8) + pty->sb_buf[4];
#if DEBUG & DEBUG_WH
@@ -204,12 +203,13 @@ handleSB(pty_t *pty)
return 0;
}
static int read_pty(int minor) { /* Characters written to the client side*/
unsigned char value;
unsigned int omod;
int count;
int result;
pty_t *pty=telnet_ptys+minor;
static int read_pty(int minor)
{ /* Characters written to the client side*/
unsigned char value;
unsigned int omod;
int count;
int result;
pty_t *pty=telnet_ptys+minor;
count=read(pty->socket,&value,sizeof(value));
if (count<0)
@@ -292,19 +292,19 @@ static int read_pty(int minor) { /* Characters written to the client side*/
case IAC_SB:
pty->iac_mode=omod;
if (IAC_ESC==value) {
pty->iac_mode=(omod<<8)|value;
pty->iac_mode=(omod<<8)|value;
} else {
if (pty->sb_ind < SB_MAX)
pty->sb_buf[pty->sb_ind++]=value;
if (pty->sb_ind < SB_MAX)
pty->sb_buf[pty->sb_ind++]=value;
}
return -1;
case IAC_WILL:
if (value==34){
send_iac(minor,IAC_DONT, 34); /*LINEMODE*/
send_iac(minor,IAC_DO , 1); /*ECHO */
send_iac(minor,IAC_DONT, 34); /*LINEMODE*/
send_iac(minor,IAC_DO , 1); /*ECHO */
} else if (value==31) {
send_iac(minor,IAC_DO , 31); /*NAWS */
send_iac(minor,IAC_DO , 31); /*NAWS */
#if DEBUG & DEBUG_DETAIL
printk("replied DO NAWS\n");
#endif
@@ -316,16 +316,19 @@ static int read_pty(int minor) { /* Characters written to the client side*/
return -1;
case IAC_DO :
if (value==3) {
send_iac(minor,IAC_WILL, 3); /* GO AHEAD*/
} else if (value==1) {
send_iac(minor,IAC_WILL, 3); /* GO AHEAD*/
} else if (value==1) {
/* ECHO */
} else {
send_iac(minor,IAC_WONT,value);
};
return -1;
case IAC_WONT:
if (value==1) {send_iac(minor,IAC_WILL, 1);} else /* ECHO */
{send_iac(minor,IAC_WONT,value);};
if (value==1) {
send_iac(minor,IAC_WILL, 1);
} else { /* ECHO */
send_iac(minor,IAC_WONT,value);
}
return -1;
default:
if (value==IAC_ESC) {
@@ -334,8 +337,8 @@ static int read_pty(int minor) { /* Characters written to the client side*/
} else {
result=value;
if ( 0
#if 0 /* pass CRLF through - they should use termios to handle it */
|| ((value=='\n') && (pty->last_cr))
#if 0 /* pass CRLF through - they should use termios to handle it */
|| ((value=='\n') && (pty->last_cr))
#endif
/* but map telnet CRNUL to CR down here */
|| ((value==0) && pty->last_cr)
@@ -360,8 +363,8 @@ static const rtems_termios_callbacks * pty_get_termios_handlers(int polled) ;
/*-----------------------------------------------------------*/
static int
ptySetAttributes(int minor,const struct termios *t) {
if (minor<MAX_PTYS) {
telnet_ptys[minor].c_cflag=t->c_cflag;
if (minor<rtems_telnetd_maximum_ptys) {
telnet_ptys[minor].c_cflag=t->c_cflag;
} else {
return -1;
};
@@ -372,8 +375,8 @@ static int
ptyPollInitialize(int major,int minor,void * arg) {
rtems_libio_open_close_args_t * args = (rtems_libio_open_close_args_t*)arg;
struct termios t;
if (minor<MAX_PTYS) {
if (telnet_ptys[minor].socket<0) return -1;
if (minor<rtems_telnetd_maximum_ptys) {
if (telnet_ptys[minor].socket<0) return -1;
telnet_ptys[minor].opened=TRUE;
telnet_ptys[minor].ttyp= (struct rtems_termios_tty *) args->iop->data1;
telnet_ptys[minor].iac_mode=0;
@@ -384,19 +387,19 @@ ptyPollInitialize(int major,int minor,void * arg) {
return ptySetAttributes(minor,&t);
} else {
return -1;
};
}
}
/*-----------------------------------------------------------*/
static int
ptyShutdown(int major,int minor,void * arg) {
if (minor<MAX_PTYS) {
telnet_ptys[minor].opened=FALSE;
if (telnet_ptys[minor].socket>=0) close(telnet_ptys[minor].socket);
telnet_ptys[minor].socket=-1;
chown(telnet_ptys[minor].devname,2,0);
if (minor<rtems_telnetd_maximum_ptys) {
telnet_ptys[minor].opened=FALSE;
if (telnet_ptys[minor].socket>=0) close(telnet_ptys[minor].socket);
telnet_ptys[minor].socket=-1;
chown(telnet_ptys[minor].devname,2,0);
} else {
return -1;
};
return -1;
}
return 0;
}
/*-----------------------------------------------------------*/
@@ -405,23 +408,26 @@ ptyShutdown(int major,int minor,void * arg) {
static int
ptyPollWrite(int minor, const char * buf,int len) {
int count;
if (minor<MAX_PTYS) {
if (telnet_ptys[minor].socket<0) return -1;
count=write(telnet_ptys[minor].socket,buf,len);
if (minor<rtems_telnetd_maximum_ptys) {
if (telnet_ptys[minor].socket<0)
return -1;
count=write(telnet_ptys[minor].socket,buf,len);
} else {
count=-1;
};
}
return count;
}
/*-----------------------------------------------------------*/
static int
ptyPollRead(int minor) {
int result;
if (minor<MAX_PTYS) {
if (telnet_ptys[minor].socket<0) return -1;
result=read_pty(minor);
return result;
};
if (minor<rtems_telnetd_maximum_ptys) {
if (telnet_ptys[minor].socket<0)
return -1;
result=read_pty(minor);
return result;
}
return -1;
}
/*-----------------------------------------------------------*/
@@ -443,14 +449,14 @@ rtems_device_driver my_pty_initialize(
void *arg
)
{
int ndx;
int ndx;
rtems_status_code status ;
/*
* Set up ptys
*/
for (ndx=0;ndx<MAX_PTYS;ndx++) {
for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
telnet_ptys[ndx].devname=(char*)malloc(strlen("/dev/ptyXX")+1);
sprintf(telnet_ptys[ndx].devname,"/dev/pty%X",ndx);
telnet_ptys[ndx].ttyp=NULL;
@@ -461,19 +467,20 @@ rtems_status_code status ;
telnet_ptys[ndx].width=0;
telnet_ptys[ndx].height=0;
};
}
/*
* Register the devices
*/
for (ndx=0;ndx<MAX_PTYS;ndx++) {
for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
status = rtems_io_register_name(telnet_ptys[ndx].devname, major, ndx);
if (status != RTEMS_SUCCESSFUL)
rtems_fatal_error_occurred(status);
chmod(telnet_ptys[ndx].devname,0660);
chown(telnet_ptys[ndx].devname,2,0); /* tty,root*/
};
printk("Device: /dev/pty%X../dev/pty%X (%d)pseudo-terminals registered.\n",0,MAX_PTYS-1,MAX_PTYS);
printk("Device: /dev/pty%X../dev/pty%X (%d)pseudo-terminals registered.\n",
0,rtems_telnetd_maximum_ptys-1,rtems_telnetd_maximum_ptys);
return RTEMS_SUCCESSFUL;
}
@@ -486,9 +493,10 @@ rtems_status_code status;
if ( !telnet_pty_inited )
return 0;
for (ndx=0;ndx<MAX_PTYS;ndx++) {
for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
if (telnet_ptys[ndx].opened) {
fprintf(stderr,"There are still opened PTY devices, unable to proceed\n");
fprintf(stderr,
"There are still opened PTY devices, unable to proceed\n");
return -1;
}
}
@@ -496,7 +504,7 @@ rtems_status_code status;
fprintf(stderr,"Unable to remove this driver\n");
return -1;
}
for (ndx=0;ndx<MAX_PTYS;ndx++) {
for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
/* rtems_io_register_name() actually creates a node in the filesystem
* (mknod())
*/
@@ -506,6 +514,9 @@ rtems_status_code status;
else
free(telnet_ptys[ndx].devname);
};
free ( telnet_ptys );
fprintf(stderr,"PTY driver unloaded successfully\n");
telnet_pty_inited=FALSE;
return 0;
@@ -522,7 +533,7 @@ rtems_device_driver my_pty_open(
void * arg
)
{
rtems_status_code sc ;
rtems_status_code sc;
sc = rtems_termios_open(major,minor,arg,pty_get_termios_handlers(FALSE));
return sc;
}
@@ -580,9 +591,9 @@ rtems_device_driver my_pty_control(
void * arg
)
{
rtems_libio_ioctl_args_t *args = (rtems_libio_ioctl_args_t*)arg;
struct winsize *wp = (struct winsize*)args->buffer;
pty_t *p=&telnet_ptys[minor];
rtems_libio_ioctl_args_t *args = (rtems_libio_ioctl_args_t*)arg;
struct winsize *wp = (struct winsize*)args->buffer;
pty_t *p = &telnet_ptys[minor];
switch (args->command) {
@@ -616,7 +627,7 @@ pty_t *p=&telnet_ptys[minor];
default:
break;
break;
}
return rtems_termios_ioctl(arg);
@@ -633,14 +644,14 @@ static rtems_driver_address_table drvPty = {
/*-----------------------------------------------------------*/
static const rtems_termios_callbacks pty_poll_callbacks = {
ptyPollInitialize, /* FirstOpen*/
ptyShutdown, /* LastClose*/
ptyPollRead, /* PollRead */
ptyPollWrite, /* Write */
ptySetAttributes, /* setAttributes */
NULL, /* stopRemoteTX */
NULL, /* StartRemoteTX */
0 /* outputUsesInterrupts */
ptyPollInitialize, /* FirstOpen */
ptyShutdown, /* LastClose */
ptyPollRead, /* PollRead */
ptyPollWrite, /* Write */
ptySetAttributes, /* setAttributes */
NULL, /* stopRemoteTX */
NULL, /* StartRemoteTX */
0 /* outputUsesInterrupts */
};
/*-----------------------------------------------------------*/
static const rtems_termios_callbacks * pty_get_termios_handlers(int polled) {
@@ -663,20 +674,23 @@ static int pty_do_initialize()
class TelnetPtyIni {
public:
TelnetPtyIni() { if (!nest++) {
pty_do_initialize();
}
};
~TelnetPtyIni(){ if (!--nest) {
pty_do_finalize();
}
};
TelnetPtyIni() {
if (!nest++) {
pty_do_initialize();
}
}
~TelnetPtyIni() {
if (!--nest) {
pty_do_finalize();
}
}
private:
static int nest;
static int nest;
};
static TelnetPtyIni onlyInst;
int TelnetPtyIni::nest=0;
int TelnetPtyIni::nest=0;
int telnet_pty_initialize()
{