void do_quit(const char *source, int ac, char **av)
{
User *user;
NickAlias *na;
user = finduser(source);
if (!user) {
alog("user: QUIT from nonexistent user %s: %s", source,
merge_args(ac, av));
return;
}
if (debug) {
alog("debug: %s quits", source);
}
if ((na = user->na) && (!(na->status & NS_VERBOTEN))
&& (!(na->nc->flags & NI_SUSPENDED))
&& (na->status & (NS_IDENTIFIED | NS_RECOGNIZED))) {
na->last_seen = time(NULL);
if (na->last_quit)
free(na->last_quit);
na->last_quit = *av[0] ? sstrdup(av[0]) : NULL;
}
if (LimitSessions && !is_ulined(user->server->name)) {
del_session(user->host);
}
delete_user(user);
}
void do_umode2(const char *source, int ac, char **av)
{
User *user;
user = finduser(source);
if (!user) {
alog("user: MODE %s for nonexistent nick %s: %s", av[0], source,
merge_args(ac, av));
return;
}
anope_set_umode(user, ac, &av[0]);
}
static int single_cmd(int argc, char **argv, void *pool, const char *file, cmd_params_st *params)
{
CONN_TYPE *conn;
char *line;
int ret;
conn = conn_init(pool, file);
line = merge_args(argc, argv);
ret = handle_cmd(conn, line, params);
free(line);
return ret;
}
int
anope_event_topic (char *source, int ac, char **av)
{
if (ac == 4)
{
do_topic (source, ac, av);
}
else
{
Channel *c = findchan (av[0]);
time_t topic_time = time (NULL);
if (!c)
{
if (debug)
{
alog ("debug: TOPIC %s for nonexistent channel %s",
merge_args (ac - 1, av + 1), av[0]);
}
return MOD_CONT;
}
if (check_topiclock (c, topic_time))
return MOD_CONT;
if (c->topic)
{
free (c->topic);
c->topic = NULL;
}
if (ac > 1 && *av[1])
c->topic = sstrdup (av[1]);
strscpy (c->topic_setter, source, sizeof (c->topic_setter));
c->topic_time = topic_time;
record_topic (av[0]);
if (ac > 1 && *av[1])
send_event(EVENT_TOPIC_UPDATED, 2, av[0], av[1]);
else
send_event(EVENT_TOPIC_UPDATED, 2, av[0], "");
}
return MOD_CONT;
}
int main(int argc, char *argv[])
{
int ch, i;
int password_fd = -1;
unsigned int salt_minlen = 0;
unsigned int salt_maxlen = 0;
unsigned int rounds_support = 0;
const char *salt_prefix = NULL;
const char *salt_arg = NULL;
unsigned int rounds = 0;
char *salt = NULL;
char rounds_str[30];
char *password = NULL;
#ifdef ENABLE_NLS
setlocale(LC_ALL, "");
bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
textdomain(NLS_CAT_NAME);
#endif
/* prepend options from environment */
argv = merge_args(getenv("MKPASSWD_OPTIONS"), argv, &argc);
while ((ch = GETOPT_LONGISH(argc, argv, "hH:m:5P:R:sS:V", longopts, 0))
> 0) {
switch (ch) {
case '5':
optarg = (char *) "md5";
/* fall through */
case 'm':
case 'H':
if (!optarg || strcaseeq("help", optarg)) {
display_methods();
exit(0);
}
for (i = 0; methods[i].method != NULL; i++)
if (strcaseeq(methods[i].method, optarg)) {
salt_prefix = methods[i].prefix;
salt_minlen = methods[i].minlen;
salt_maxlen = methods[i].maxlen;
rounds_support = methods[i].rounds;
break;
}
if (!salt_prefix) {
fprintf(stderr, _("Invalid method '%s'.\n"), optarg);
exit(1);
}
break;
case 'P':
{
char *p;
password_fd = strtol(optarg, &p, 10);
if (p == NULL || *p != '\0' || password_fd < 0) {
fprintf(stderr, _("Invalid number '%s'.\n"), optarg);
exit(1);
}
}
break;
case 'R':
{
char *p;
long r;
r = strtol(optarg, &p, 10);
if (p == NULL || *p != '\0' || r < 0) {
fprintf(stderr, _("Invalid number '%s'.\n"), optarg);
exit(1);
}
rounds = r;
}
break;
case 's':
password_fd = 0;
break;
case 'S':
salt_arg = optarg;
break;
case 'V':
display_version();
exit(0);
case 'h':
display_help(EXIT_SUCCESS);
default:
fprintf(stderr, _("Try '%s --help' for more information.\n"),
argv[0]);
exit(1);
}
}
argc -= optind;
argv += optind;
if (argc == 2 && !salt_arg) {
password = argv[0];
salt_arg = argv[1];
} else if (argc == 1) {
password = argv[0];
} else if (argc == 0) {
} else {
display_help(EXIT_FAILURE);
}
/* default: DES password */
if (!salt_prefix) {
salt_minlen = methods[0].minlen;
salt_maxlen = methods[0].maxlen;
salt_prefix = methods[0].prefix;
}
if (streq(salt_prefix, "$2a$") || streq(salt_prefix, "$2y$")) {
/* OpenBSD Blowfish and derivatives */
if (rounds <= 5)
rounds = 5;
/* actually for 2a/2y it is the logarithm of the number of rounds */
snprintf(rounds_str, sizeof(rounds_str), "%02u$", rounds);
} else if (rounds_support && rounds)
snprintf(rounds_str, sizeof(rounds_str), "rounds=%u$", rounds);
else
rounds_str[0] = '\0';
if (salt_arg) {
unsigned int c = strlen(salt_arg);
if (c < salt_minlen || c > salt_maxlen) {
if (salt_minlen == salt_maxlen)
fprintf(stderr, ngettext(
"Wrong salt length: %d byte when %d expected.\n",
"Wrong salt length: %d bytes when %d expected.\n", c),
c, salt_maxlen);
else
fprintf(stderr, ngettext(
"Wrong salt length: %d byte when %d <= n <= %d"
" expected.\n",
"Wrong salt length: %d bytes when %d <= n <= %d"
" expected.\n", c),
c, salt_minlen, salt_maxlen);
exit(1);
}
while (c-- > 0) {
if (strchr(valid_salts, salt_arg[c]) == NULL) {
fprintf(stderr, _("Illegal salt character '%c'.\n"),
salt_arg[c]);
exit(1);
}
}
salt = NOFAIL(malloc(strlen(salt_prefix) + strlen(rounds_str)
+ strlen(salt_arg) + 1));
*salt = '\0';
strcat(salt, salt_prefix);
strcat(salt, rounds_str);
strcat(salt, salt_arg);
} else {
#ifdef HAVE_SOLARIS_CRYPT_GENSALT
salt = crypt_gensalt(salt_prefix, NULL);
if (!salt)
perror("crypt_gensalt");
#elif defined HAVE_LINUX_CRYPT_GENSALT
void *entropy = get_random_bytes(64);
salt = crypt_gensalt(salt_prefix, rounds, entropy, 64);
if (!salt) {
fprintf(stderr, "crypt_gensalt failed.\n");
exit(2);
}
free(entropy);
#else
unsigned int salt_len = salt_maxlen;
if (salt_minlen != salt_maxlen) { /* salt length can vary */
srand(time(NULL) + getpid());
salt_len = rand() % (salt_maxlen - salt_minlen + 1) + salt_minlen;
}
salt = NOFAIL(malloc(strlen(salt_prefix) + strlen(rounds_str)
+ salt_len + 1));
*salt = '\0';
strcat(salt, salt_prefix);
strcat(salt, rounds_str);
generate_salt(salt + strlen(salt), salt_len);
#endif
}
if (password) {
} else if (password_fd != -1) {
FILE *fp;
char *p;
if (isatty(password_fd))
fprintf(stderr, _("Password: "******"r");
if (!fp) {
perror("fdopen");
exit(2);
}
if (!fgets(password, 128, fp)) {
perror("fgets");
exit(2);
}
p = strpbrk(password, "\n\r");
if (p)
*p = '\0';
} else {
password = getpass(_("Password: "******"getpass");
exit(2);
}
}
{
const char *result;
result = crypt(password, salt);
/* xcrypt returns "*0" on errors */
if (!result || result[0] == '*') {
fprintf(stderr, "crypt failed.\n");
exit(2);
}
/* yes, using strlen(salt_prefix) on salt. It's not
* documented whether crypt_gensalt may change the prefix */
if (!strneq(result, salt, strlen(salt_prefix))) {
fprintf(stderr, _("Method not supported by crypt(3).\n"));
exit(2);
}
printf("%s\n", result);
}
exit(0);
}
