diff options
Diffstat (limited to 'src/libauth/auth_getkey.c')
-rw-r--r-- | src/libauth/auth_getkey.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/libauth/auth_getkey.c b/src/libauth/auth_getkey.c new file mode 100644 index 00000000..0ae28b1e --- /dev/null +++ b/src/libauth/auth_getkey.c @@ -0,0 +1,51 @@ +#include <u.h> +#include <libc.h> +#include <auth.h> + +int +auth_getkey(char *params) +{ + char *name; + Dir *d; + int pid; + Waitmsg *w; + + /* start /factotum to query for a key */ + name = "/factotum"; + d = dirstat(name); + if(d == nil){ + name = "/boot/factotum"; + d = dirstat(name); + } + if(d == nil){ + werrstr("auth_getkey: no /factotum or /boot/factotum: didn't get key %s", params); + return -1; + } +if(0) if(d->type != '/'){ + werrstr("auth_getkey: /factotum may be bad: didn't get key %s", params); + return -1; + } + switch(pid = fork()){ + case -1: + werrstr("can't fork for %s: %r", name); + return -1; + case 0: + execl(name, "getkey", "-g", params, nil); + exits(0); + default: + for(;;){ + w = wait(); + if(w == nil) + break; + if(w->pid == pid){ + if(w->msg[0] != '\0'){ + free(w); + return -1; + } + free(w); + return 0; + } + } + } + return 0; +} |