Subversion Repositories planix.SVN

Rev

Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
2 - 1 
#include <u.h>
2 
#include <libc.h>
3 
#include <authsrv.h>
4 
#include <bio.h>
5 
#include "authcmdlib.h"
6 
 
7 
void
8 
getpass(char *key, char *pass, int check, int confirm)
9 
{
10 
	char rpass[32], npass[32];
11 
	char *err;
12 
 
13 
	if(pass == nil)
14 
		pass = npass;
15 
 
16 
	for(;;){
17 
		readln("Password: ", pass, sizeof npass, 1);
18 
		if(confirm){
19 
			readln("Confirm password: ", rpass, sizeof rpass, 1);
20 
			if(strcmp(pass, rpass) != 0){
21 
				print("mismatch, try again\n");
22 
				continue;
23 
			}
24 
		}
25 
		if(!passtokey(key, pass)){
26 
			print("bad password, try again\n");
27 
			continue;
28 
		}
29 
		if(check)
30 
			if(err = okpasswd(pass)){
31 
				print("%s, try again\n", err);
32 
				continue;
33 
			}
34 
		break;
35 
	}
36 
}
37 
 
38 
int
39 
getsecret(int passvalid, char *p9pass)
40 
{
41 
	char answer[32];
42 
 
43 
	readln("assign Inferno/POP secret? (y/n) ", answer, sizeof answer, 0);
44 
	if(*answer != 'y' && *answer != 'Y')
45 
		return 0;
46 
 
47 
	if(passvalid){
48 
		readln("make it the same as the plan 9 password? (y/n) ",
49 
			answer, sizeof answer, 0);
50 
		if(*answer == 'y' || *answer == 'Y')
51 
			return 1;
52 
	}
53 
 
54 
	for(;;){
55 
		readln("Secret(0 to 256 characters): ", p9pass,
56 
			sizeof answer, 1);
57 
		readln("Confirm: ", answer, sizeof answer, 1);
58 
		if(strcmp(p9pass, answer) == 0)
59 
			break;
60 
		print("mismatch, try again\n");
61 
	}
62 
	return 1;
63 
}
64 
 
65 
void
66 
readln(char *prompt, char *line, int len, int raw)
67 
{
68 
	char *p;
69 
	int fdin, fdout, ctl, n, nr;
70 
 
71 
	fdin = open("/dev/cons", OREAD);
72 
	fdout = open("/dev/cons", OWRITE);
73 
	fprint(fdout, "%s", prompt);
74 
	if(raw){
75 
		ctl = open("/dev/consctl", OWRITE);
76 
		if(ctl < 0)
77 
			error("couldn't set raw mode");
78 
		write(ctl, "rawon", 5);
79 
	} else
80 
		ctl = -1;
81 
	nr = 0;
82 
	p = line;
83 
	for(;;){
84 
		n = read(fdin, p, 1);
85 
		if(n < 0){
86 
			close(ctl);
87 
			error("can't read cons\n");
88 
		}
89 
		if(*p == 0x7f)
90 
			exits(0);
91 
		if(n == 0 || *p == '\n' || *p == '\r'){
92 
			*p = '\0';
93 
			if(raw){
94 
				write(ctl, "rawoff", 6);
95 
				write(fdout, "\n", 1);
96 
			}
97 
			close(ctl);
98 
			return;
99 
		}
100 
		if(*p == '\b'){
101 
			if(nr > 0){
102 
				nr--;
103 
				p--;
104 
			}
105 
		}else{
106 
			nr++;
107 
			p++;
108 
		}
109 
		if(nr == len){
110 
			fprint(fdout, "line too long; try again\n");
111 
			nr = 0;
112 
			p = line;
113 
		}
114 
	}
115 
}