oysteikt/heimdal
0
0
Fork 0
Code Issues 5 Pull Requests Releases Activity

Add `-u' option

Browse Source 
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1231 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-02-13 00:04:40 +00:00
parent 35fd6b3af2
commit b5b1fe5ccf
1 changed files with 28 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
appl/otp/otp.c
View File

@@ -46,17 +46,15 @@ static void
usage (void)
{
fprintf(stderr,
"Usage: %s [-r] [-f alg] num seed\n",
"Usage: %s [-r] [-f alg] [-u user] num seed\n",
prog);
exit (1);
}
static int
renew (int argc, char **argv, OtpAlgorithm *alg)
renew (int argc, char **argv, OtpAlgorithm *alg, char *user)
{
struct passwd *pwd;
OtpContext oldctx, newctx, *ctx;
char *user;
char prompt[128];
char pw[64];
void *dbm;
@@ -65,12 +63,6 @@ renew (int argc, char **argv, OtpAlgorithm *alg)
if (argc != 2)
usage();
pwd = k_getpwuid (getuid ());
if (pwd == NULL) {
fprintf(stderr, "%s: You don't exist\n", prog);
return 1;
}
user = pwd->pw_name;
ctx = &oldctx;
if(otp_challenge (ctx, user, prompt, sizeof(prompt)))
return 1;
@@ -96,21 +88,18 @@ renew (int argc, char **argv, OtpAlgorithm *alg)
dbm = otp_db_open ();
if (dbm == NULL) {
fprintf (stderr, "%s: otp_db_open failed\n", prog);
free (user);
return 1;
}
otp_put (dbm, ctx);
otp_db_close (dbm);
free (user);
return ret;
}
static int
set (int argc, char **argv, OtpAlgorithm *alg)
set (int argc, char **argv, OtpAlgorithm *alg, char *user)
{
void *db;
OtpContext ctx;
struct passwd *pwd;
char pw[OTP_MAX_PASSPHRASE + 1];
int ret;
int i;
@@ -118,14 +107,8 @@ set (int argc, char **argv, OtpAlgorithm *alg)
if (argc != 2)
usage();
pwd = k_getpwuid (getuid ());
if (pwd == NULL) {
fprintf(stderr, "%s: You don't exist\n", prog);
return 1;
}
ctx.alg = alg;
ctx.user = strdup (pwd->pw_name);
ctx.user = strdup (user);
if (ctx.user == NULL) {
fprintf (stderr, "%s: Out of memory\n", prog);
return 1;
@@ -162,10 +145,12 @@ main (int argc, char **argv)
int c;
int renewp = 0;
OtpAlgorithm *alg = otp_find_alg (OTP_ALG_DEFAULT);
char *user = NULL;
struct passwd *pwd;
prog = argv[0];
while ((c = getopt (argc, argv, "rshf:")) != EOF)
while ((c = getopt (argc, argv, "rf:u:")) != EOF)
switch (c) {
case 'r' :
renewp = 1;
@@ -177,6 +162,14 @@ main (int argc, char **argv)
return 1;
}
break;
case 'u' :
if (geteuid () != 0) {
fprintf (stderr, "%s: Only root can change OTPs for other users\n",
prog);
return 1;
}
user = optarg;
break;
default :
usage ();
break;
@@ -184,8 +177,19 @@ main (int argc, char **argv)
argc -= optind;
argv += optind;
if (user == NULL) {
struct passwd *pwd;
pwd = k_getpwuid(getuid());
if (pwd == NULL) {
fprintf (stderr, "%s: You don't exist\n", prog);
return 1;
}
user = pwd->pw_name;
}
if (renewp)
return renew (argc, argv, alg);
return renew (argc, argv, alg, user);
else
return set (argc, argv, alg);
return set (argc, argv, alg, user);
}