void
requestpty(Conn *c)
{
char *term;
int nrow, ncol, width, height;
Msg *m;
m = allocmsg(c, SSH_CMSG_REQUEST_PTY, 1024);
if((term = getenv("TERM")) == nil)
term = "9term";
putstring(m, term);
readgeom(&nrow, &ncol, &width, &height);
putlong(m, nrow); /* characters */
putlong(m, ncol);
putlong(m, width); /* pixels */
putlong(m, height);
if(rawhack)
putbytes(m, rawptyopt, sizeof rawptyopt);
else
putbytes(m, ptyopt, sizeof ptyopt);
sendmsg(m);
m = recvmsg(c, 0);
switch(m->type){
case SSH_SMSG_SUCCESS:
debug(DBG_IO, "PTY allocated\n");
break;
case SSH_SMSG_FAILURE:
debug(DBG_IO, "PTY allocation failed\n");
break;
default:
badmsg(m, 0);
}
free(m);
}
void
winchanges(Conn *c)
{
int nrow, ncol, width, height;
int pid;
switch(pid = rfork(RFMEM|RFPROC|RFNOWAIT)){
case -1:
error("fork: %r");
case 0:
break;
default:
atexitkill(pid);
return;
}
for(;;){
if(readgeom(&nrow, &ncol, &width, &height) < 0)
break;
sendwindowsize(c, nrow, ncol, width, height);
}
exits(nil);
}
/*
* prtvtoc(): Read and print a VTOC.
*/
static int
prtvtoc(char *devname)
{
int fd;
int idx;
freemap_t *freemap;
struct stat sb;
struct extvtoc vtoc;
int geo;
struct dk_geom geom;
char *name;
int newvtoc = 0;
struct dk_gpt *efi;
name = getfullrawname(devname);
if (name == NULL)
return (warn(devname,
"internal administrative call (getfullrawname) failed"));
if (strcmp(name, "") == 0)
name = devname;
if ((fd = open(name, O_NONBLOCK|O_RDONLY)) < 0)
return (warn(name, strerror(errno)));
if (fstat(fd, &sb) < 0)
return (warn(name, strerror(errno)));
if ((sb.st_mode & S_IFMT) != S_IFCHR)
return (warn(name, "Not a raw device"));
geo = (readgeom(fd, name, &geom) == 0);
if (geo) {
if ((idx = readvtoc(fd, name, &vtoc)) == VT_ENOTSUP) {
idx = (readefi(fd, name, &efi) == 0);
newvtoc = 1;
} else
idx = (idx == 0);
}
(void) close(fd);
if ((!geo) || (!idx))
return (-1);
if (!newvtoc)
freemap = findfree(&geom, &vtoc);
else
freemap = findfree64(efi);
if (fflag) {
if (!newvtoc)
putfree(&vtoc, freemap);
else
putfree64(efi, freemap);
} else {
if (!newvtoc)
puttable(&geom, &vtoc, freemap, devname,
getmntpt(major(sb.st_rdev),
noparttn(minor(sb.st_rdev))));
else
puttable64(efi, freemap, devname,
getmntpt(major(sb.st_rdev),
noparttn(minor(sb.st_rdev))));
}
if (newvtoc)
efi_free(efi);
return (0);
}
