conterm/main.c

127 lines
2.4 KiB
C

#include "u.h"
#include "lib.h"
#include "kern/dat.h"
#include "kern/fns.h"
#include "user.h"
#include "drawterm.h"
char *argv0;
char *user;
extern int errfmt(Fmt*);
void
sizebug(void)
{
/*
* Needed by various parts of the code.
* This is a huge bug.
*/
assert(sizeof(char)==1);
assert(sizeof(short)==2);
assert(sizeof(ushort)==2);
assert(sizeof(int)==4);
assert(sizeof(uint)==4);
assert(sizeof(long)==4);
assert(sizeof(ulong)==4);
assert(sizeof(vlong)==8);
assert(sizeof(uvlong)==8);
}
int
main(int argc, char **argv)
{
eve = getuser();
if(eve == nil)
eve = "drawterm";
sizebug();
fmtinstall('r', errfmt);
osinit();
procinit0();
printinit();
screeninit();
chandevreset();
chandevinit();
quotefmtinstall();
if(bind("#c", "/dev", MBEFORE) < 0)
panic("bind #c: %r");
if(bind("#m", "/dev", MBEFORE) < 0)
panic("bind #m: %r");
if(bind("#i", "/dev", MBEFORE) < 0)
panic("bind #i: %r");
if(bind("#I", "/net", MBEFORE) < 0)
panic("bind #I: %r");
if(bind("#U", "/", MAFTER) < 0)
panic("bind #U: %r");
if(open("/dev/cons", OREAD) != 0)
panic("open0: %r");
if(open("/dev/cons", OWRITE) != 1)
panic("open1: %r");
if(open("/dev/cons", OWRITE) != 2)
panic("open2: %r");
cpumain(argc, argv);
return 0;
}
char*
getkey(char *user, char *dom)
{
char buf[1024];
snprint(buf, sizeof buf, "%s@%s password", user, dom);
return readcons(buf, nil, 1);
}
char*
findkey(char **puser, char *dom)
{
char buf[1024], *f[50], *p, *ep, *nextp, *pass, *user;
int nf, haveproto, havedom, i;
for(p=secstorebuf; *p; p=nextp){
nextp = strchr(p, '\n');
if(nextp == nil){
ep = p+strlen(p);
nextp = "";
}else{
ep = nextp++;
}
if(ep-p >= sizeof buf){
print("warning: skipping long line in secstore factotum file\n");
continue;
}
memmove(buf, p, ep-p);
buf[ep-p] = 0;
nf = tokenize(buf, f, nelem(f));
if(nf == 0 || strcmp(f[0], "key") != 0)
continue;
pass = nil;
haveproto = havedom = 0;
user = nil;
for(i=1; i<nf; i++){
if(strncmp(f[i], "user=", 5) == 0)
user = f[i]+5;
if(strncmp(f[i], "!password=", 10) == 0)
pass = f[i]+10;
if(strncmp(f[i], "dom=", 4) == 0 && strcmp(f[i]+4, dom) == 0)
havedom = 1;
if(strcmp(f[i], "proto=p9sk1") == 0)
haveproto = 1;
}
if(!haveproto || !havedom || !pass || !user)
continue;
*puser = strdup(user);
pass = strdup(pass);
memset(buf, 0, sizeof buf);
return pass;
}
return nil;
}