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Re-order the the initialization slightly to improve structure.

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This commit is contained in:
Poul-Henning Kamp 2003-05-05 08:58:12 +00:00
parent 4ee05d2921
commit c0c393a2aa
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=114720
1 changed files with 22 additions and 22 deletions
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44
sys/geom/bde/g_bde.c
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@ -136,22 +136,6 @@ g_bde_create_geom(struct gctl_req *req, struct g_class *mp, struct g_provider *p
g_topology_assert();
gp = NULL;
pass = gctl_get_param(req, "pass", &i);
if (pass == NULL || i != SHA512_DIGEST_LENGTH) {
if (pass != NULL) {
bzero(pass, i);
g_free(pass);
}
return (gctl_error(req, "No usable key presented"));
}
key = gctl_get_param(req, "key", &i);
if (key != NULL && i != 16) {
bzero(key, i);
bzero(pass, SHA512_DIGEST_LENGTH);
g_free(pass);
g_free(key);
return (gctl_error(req, "Invalid key presented"));
}
gp = g_new_geomf(mp, "%s.bde", pp->name);
gp->start = g_bde_start;
@ -169,7 +153,19 @@ g_bde_create_geom(struct gctl_req *req, struct g_class *mp, struct g_provider *p
}
g_topology_unlock();
g_waitidle();
while (1) {
pass = NULL;
key = NULL;
do {
pass = gctl_get_param(req, "pass", &i);
if (pass == NULL || i != SHA512_DIGEST_LENGTH) {
error = gctl_error(req, "No usable key presented");
break;
}
key = gctl_get_param(req, "key", &i);
if (key != NULL && i != 16) {
error = gctl_error(req, "Invalid key presented");
break;
}
sectorsize = cp->provider->sectorsize;
mediasize = cp->provider->mediasize;
sc = g_malloc(sizeof(struct g_bde_softc), M_WAITOK | M_ZERO);
@ -179,9 +175,6 @@ g_bde_create_geom(struct gctl_req *req, struct g_class *mp, struct g_provider *p
error = g_bde_decrypt_lock(sc, pass, key,
mediasize, sectorsize, NULL);
bzero(pass, SHA512_DIGEST_LENGTH);
if (key != NULL)
bzero(key, 16);
bzero(sc->sha2, sizeof sc->sha2);
if (error)
break;
@ -224,13 +217,20 @@ g_bde_create_geom(struct gctl_req *req, struct g_class *mp, struct g_provider *p
g_error_provider(pp, 0);
g_topology_unlock();
break;
} while (0);
if (pass != NULL) {
bzero(pass, SHA512_DIGEST_LENGTH);
g_free(pass);
}
if (key != NULL) {
bzero(key, 16);
g_free(key);
}
g_topology_lock();
if (error == 0) {
return (0);
} else {
g_access_rel(cp, -1, -1, -1);
}
g_access_rel(cp, -1, -1, -1);
g_detach(cp);
g_destroy_consumer(cp);
if (gp->softc != NULL)