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auth/readnvram: also print dp9ik key

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This commit is contained in:
cinap_lenrek 2017-02-24 00:10:36 +01:00
parent 04171d2477
commit c22fa6d5eb
1 changed files with 17 additions and 14 deletions
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27
sys/src/cmd/auth/readnvram.c
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@ -7,12 +7,12 @@
void void
main(int, char **) main(int, char **)
{ {
int i; static uchar zeros[16];
Nvrsafe safe; static Nvrsafe safe;
int printed = 0;
quotefmtinstall(); quotefmtinstall();
memset(&safe, 0, sizeof safe);
/* /*
* readnvram can return -1 meaning nvram wasn't written, * readnvram can return -1 meaning nvram wasn't written,
* but safe still holds good data. * but safe still holds good data.
@ -20,17 +20,20 @@ main(int, char **)
if(readnvram(&safe, 0) < 0 && safe.authid[0] == '\0') if(readnvram(&safe, 0) < 0 && safe.authid[0] == '\0')
sysfatal("readnvram: %r"); sysfatal("readnvram: %r");
/*
* only use nvram key if it is non-zero
*/
for(i = 0; i < DESKEYLEN; i++)
if(safe.machkey[i] != 0)
break;
if(i == DESKEYLEN)
sysfatal("bad key");
fmtinstall('H', encodefmt); fmtinstall('H', encodefmt);
if(memcmp(safe.machkey, zeros, DESKEYLEN) != 0){
print("key proto=p9sk1 user=%q dom=%q !hex=%.*H !password=______\n", print("key proto=p9sk1 user=%q dom=%q !hex=%.*H !password=______\n",
safe.authid, safe.authdom, DESKEYLEN, safe.machkey); safe.authid, safe.authdom, DESKEYLEN, safe.machkey);
printed++;
}
if(memcmp(safe.aesmachkey, zeros, AESKEYLEN) != 0){
print("key proto=dp9ik user=%q dom=%q !hex=%.*H !password=______\n",
safe.authid, safe.authdom, AESKEYLEN, safe.aesmachkey);
printed++;
}
if(!printed)
sysfatal("no keys");
exits(0); exits(0);
} }