18ccd4a63SDavid du Colombier #include <u.h>
28ccd4a63SDavid du Colombier #include <libc.h>
38ccd4a63SDavid du Colombier #include <auth.h>
48ccd4a63SDavid du Colombier #include "authlocal.h"
58ccd4a63SDavid du Colombier
68ccd4a63SDavid du Colombier enum {
78ccd4a63SDavid du Colombier ARgiveup = 100,
88ccd4a63SDavid du Colombier };
98ccd4a63SDavid du Colombier
108ccd4a63SDavid du Colombier static int
dorpc(AuthRpc * rpc,char * verb,char * val,int len,AuthGetkey * getkey)118ccd4a63SDavid du Colombier dorpc(AuthRpc *rpc, char *verb, char *val, int len, AuthGetkey *getkey)
128ccd4a63SDavid du Colombier {
138ccd4a63SDavid du Colombier int ret;
148ccd4a63SDavid du Colombier
158ccd4a63SDavid du Colombier for(;;){
168ccd4a63SDavid du Colombier if((ret = auth_rpc(rpc, verb, val, len)) != ARneedkey && ret != ARbadkey)
178ccd4a63SDavid du Colombier return ret;
18*ec59a3ddSDavid du Colombier if(getkey == 0)
198ccd4a63SDavid du Colombier return ARgiveup; /* don't know how */
208ccd4a63SDavid du Colombier if((*getkey)(rpc->arg) < 0)
218ccd4a63SDavid du Colombier return ARgiveup; /* user punted */
228ccd4a63SDavid du Colombier }
238ccd4a63SDavid du Colombier }
248ccd4a63SDavid du Colombier
258ccd4a63SDavid du Colombier UserPasswd*
auth_getuserpasswd(AuthGetkey * getkey,char * fmt,...)268ccd4a63SDavid du Colombier auth_getuserpasswd(AuthGetkey *getkey, char *fmt, ...)
278ccd4a63SDavid du Colombier {
288ccd4a63SDavid du Colombier AuthRpc *rpc;
298ccd4a63SDavid du Colombier char *f[3], *p, *params;
308ccd4a63SDavid du Colombier int fd;
318ccd4a63SDavid du Colombier va_list arg;
328ccd4a63SDavid du Colombier UserPasswd *up;
338ccd4a63SDavid du Colombier
348ccd4a63SDavid du Colombier up = nil;
358ccd4a63SDavid du Colombier rpc = nil;
368ccd4a63SDavid du Colombier params = nil;
378ccd4a63SDavid du Colombier
388ccd4a63SDavid du Colombier fd = open("/mnt/factotum/rpc", ORDWR);
398ccd4a63SDavid du Colombier if(fd < 0)
408ccd4a63SDavid du Colombier goto out;
418ccd4a63SDavid du Colombier rpc = auth_allocrpc(fd);
428ccd4a63SDavid du Colombier if(rpc == nil)
438ccd4a63SDavid du Colombier goto out;
448ccd4a63SDavid du Colombier quotefmtinstall(); /* just in case */
458ccd4a63SDavid du Colombier va_start(arg, fmt);
468ccd4a63SDavid du Colombier params = vsmprint(fmt, arg);
478ccd4a63SDavid du Colombier va_end(arg);
488ccd4a63SDavid du Colombier if(params == nil)
498ccd4a63SDavid du Colombier goto out;
508ccd4a63SDavid du Colombier
518ccd4a63SDavid du Colombier if(dorpc(rpc, "start", params, strlen(params), getkey) != ARok
528ccd4a63SDavid du Colombier || dorpc(rpc, "read", nil, 0, getkey) != ARok)
538ccd4a63SDavid du Colombier goto out;
548ccd4a63SDavid du Colombier
558ccd4a63SDavid du Colombier rpc->arg[rpc->narg] = '\0';
568ccd4a63SDavid du Colombier if(tokenize(rpc->arg, f, 2) != 2){
578ccd4a63SDavid du Colombier werrstr("bad answer from factotum");
588ccd4a63SDavid du Colombier goto out;
598ccd4a63SDavid du Colombier }
608ccd4a63SDavid du Colombier up = malloc(sizeof(*up)+rpc->narg+1);
618ccd4a63SDavid du Colombier if(up == nil)
628ccd4a63SDavid du Colombier goto out;
638ccd4a63SDavid du Colombier p = (char*)&up[1];
648ccd4a63SDavid du Colombier strcpy(p, f[0]);
658ccd4a63SDavid du Colombier up->user = p;
668ccd4a63SDavid du Colombier p += strlen(p)+1;
678ccd4a63SDavid du Colombier strcpy(p, f[1]);
688ccd4a63SDavid du Colombier up->passwd = p;
698ccd4a63SDavid du Colombier
708ccd4a63SDavid du Colombier out:
718ccd4a63SDavid du Colombier free(params);
728ccd4a63SDavid du Colombier auth_freerpc(rpc);
738ccd4a63SDavid du Colombier close(fd);
748ccd4a63SDavid du Colombier return up;
758ccd4a63SDavid du Colombier }
76