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(otp_get, otp_simple_get): New functions.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1237 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-02-15 12:37:35 +00:00
parent 96fba87959
commit b959470626
1 changed files with 53 additions and 10 deletions
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47
lib/otp/otp_db.c
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@@ -81,11 +81,28 @@ otp_db_close (void *dbm)
}
/*
* Read this entry from the database and lock it.
* Remove this entry from the database.
* return 0 if ok.
*/
int
otp_get (void *v, OtpContext *ctx)
otp_delete (void *v, OtpContext *ctx)
{
DBM *dbm = (DBM *)v;
datum key;
key.dsize = strlen(ctx->user);
key.dptr = ctx->user;
return dbm_delete(dbm, key);
}
/*
* Read this entry from the database and lock it if lockp.
*/
static int
otp_get_internal (void *v, OtpContext *ctx, int lockp)
{
DBM *dbm = (DBM *)v;
datum dat, key;
@@ -101,6 +118,8 @@ otp_get (void *v, OtpContext *ctx)
return -1;
}
p = dat.dptr;
if (lockp) {
time(&now);
memcpy (&then, p, sizeof(then));
if (then && now - then < OTP_USER_TIMEOUT) {
@@ -108,6 +127,7 @@ otp_get (void *v, OtpContext *ctx)
return -1;
}
memcpy (p, &now, sizeof(now));
}
p += sizeof(now);
ctx->alg = otp_find_alg (p);
if (ctx->alg == NULL) {
@@ -121,7 +141,30 @@ otp_get (void *v, OtpContext *ctx)
p += OTPKEYSIZE;
strncpy (ctx->seed, p, sizeof(ctx->seed));
ctx->seed[sizeof(ctx->seed) - 1] = '\0';
if (lockp)
return dbm_store (dbm, key, dat, DBM_REPLACE);
else
return 0;
}
/*
* Get and lock.
*/
int
otp_get (void *v, OtpContext *ctx)
{
return otp_get_internal (v, ctx, 1);
}
/*
* Get and don't lock.
*/
int
otp_simple_get (void *v, OtpContext *ctx)
{
return otp_get_internal (v, ctx, 0);
}
/*