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clean up and make work, require libheim-ipcs

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This commit is contained in:
Love Hornquist Astrand
2009-11-21 23:54:00 -08:00
parent 368536bc08
commit fe2dfe83a8
10 changed files with 1022 additions and 829 deletions
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225
kcm/cache.c
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@@ -2,6 +2,8 @@
* Copyright (c) 2005, PADL Software Pty Ltd.
* All rights reserved.
*
* Portions Copyright (c) 2009 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -32,10 +34,8 @@
#include "kcm_locl.h"
RCSID("$Id$");
static HEIMDAL_MUTEX ccache_mutex = HEIMDAL_MUTEX_INITIALIZER;
static kcm_ccache_data *ccache_head = NULL;
HEIMDAL_MUTEX ccache_mutex = HEIMDAL_MUTEX_INITIALIZER;
kcm_ccache_data *ccache_head = NULL;
static unsigned int ccache_nextid = 0;
char *kcm_ccache_nextid(pid_t pid, uid_t uid, gid_t gid)
@@ -52,10 +52,10 @@ char *kcm_ccache_nextid(pid_t pid, uid_t uid, gid_t gid)
return name;
}
static krb5_error_code
kcm_ccache_resolve_internal(krb5_context context,
const char *name,
kcm_ccache *ccache)
krb5_error_code
kcm_ccache_resolve(krb5_context context,
const char *name,
kcm_ccache *ccache)
{
kcm_ccache p;
krb5_error_code ret;
@@ -85,6 +85,66 @@ kcm_ccache_resolve_internal(krb5_context context,
return ret;
}
krb5_error_code
kcm_ccache_resolve_by_uuid(krb5_context context,
kcmuuid_t uuid,
kcm_ccache *ccache)
{
kcm_ccache p;
krb5_error_code ret;
*ccache = NULL;
ret = KRB5_FCC_NOFILE;
HEIMDAL_MUTEX_lock(&ccache_mutex);
for (p = ccache_head; p != NULL; p = p->next) {
if ((p->flags & KCM_FLAGS_VALID) == 0)
continue;
if (memcmp(p->uuid, uuid, sizeof(uuid)) == 0) {
ret = 0;
break;
}
}
if (ret == 0) {
kcm_retain_ccache(context, p);
*ccache = p;
}
HEIMDAL_MUTEX_unlock(&ccache_mutex);
return ret;
}
krb5_error_code
kcm_ccache_get_uuids(krb5_context context, kcm_client *client, kcm_operation opcode, krb5_storage *sp)
{
krb5_error_code ret;
kcm_ccache p;
ret = KRB5_FCC_NOFILE;
HEIMDAL_MUTEX_lock(&ccache_mutex);
for (p = ccache_head; p != NULL; p = p->next) {
if ((p->flags & KCM_FLAGS_VALID) == 0)
continue;
ret = kcm_access(context, client, opcode, p);
if (ret) {
ret = 0;
continue;
}
krb5_storage_write(sp, p->uuid, sizeof(p->uuid));
}
HEIMDAL_MUTEX_unlock(&ccache_mutex);
return ret;
}
krb5_error_code kcm_debug_ccache(krb5_context context)
{
kcm_ccache p;
@@ -125,10 +185,48 @@ krb5_error_code kcm_debug_ccache(krb5_context context)
return 0;
}
static krb5_error_code
kcm_ccache_destroy_internal(krb5_context context, const char *name)
static void
kcm_free_ccache_data_internal(krb5_context context,
kcm_ccache_data *cache)
{
kcm_ccache *p;
KCM_ASSERT_VALID(cache);
if (cache->name != NULL) {
free(cache->name);
cache->name = NULL;
}
if (cache->flags & KCM_FLAGS_USE_KEYTAB) {
krb5_kt_close(context, cache->key.keytab);
cache->key.keytab = NULL;
} else if (cache->flags & KCM_FLAGS_USE_CACHED_KEY) {
krb5_free_keyblock_contents(context, &cache->key.keyblock);
krb5_keyblock_zero(&cache->key.keyblock);
}
cache->flags = 0;
cache->mode = 0;
cache->uid = -1;
cache->gid = -1;
cache->session = -1;
kcm_zero_ccache_data_internal(context, cache);
cache->tkt_life = 0;
cache->renew_life = 0;
cache->next = NULL;
cache->refcnt = 0;
HEIMDAL_MUTEX_unlock(&cache->mutex);
HEIMDAL_MUTEX_destroy(&cache->mutex);
}
krb5_error_code
kcm_ccache_destroy(krb5_context context, const char *name)
{
kcm_ccache *p, ccache;
krb5_error_code ret;
ret = KRB5_FCC_NOFILE;
@@ -142,11 +240,18 @@ kcm_ccache_destroy_internal(krb5_context context, const char *name)
break;
}
}
if (ret)
goto out;
kcm_release_ccache(context, p);
if ((*p)->refcnt != 1) {
ret = EAGAIN;
goto out;
}
ccache = *p;
*p = (*p)->next;
kcm_free_ccache_data_internal(context, ccache);
free(ccache);
out:
HEIMDAL_MUTEX_unlock(&ccache_mutex);
@@ -195,6 +300,8 @@ kcm_ccache_alloc(krb5_context context,
new_slot = 1;
}
RAND_bytes(slot->uuid, sizeof(slot->uuid));
slot->name = strdup(name);
if (slot->name == NULL) {
ret = KRB5_CC_NOMEM;
@@ -299,44 +406,6 @@ kcm_zero_ccache_data(krb5_context context,
return ret;
}
static krb5_error_code
kcm_free_ccache_data_internal(krb5_context context,
kcm_ccache_data *cache)
{
KCM_ASSERT_VALID(cache);
if (cache->name != NULL) {
free(cache->name);
cache->name = NULL;
}
if (cache->flags & KCM_FLAGS_USE_KEYTAB) {
krb5_kt_close(context, cache->key.keytab);
cache->key.keytab = NULL;
} else if (cache->flags & KCM_FLAGS_USE_CACHED_KEY) {
krb5_free_keyblock_contents(context, &cache->key.keyblock);
krb5_keyblock_zero(&cache->key.keyblock);
}
cache->flags = 0;
cache->mode = 0;
cache->uid = -1;
cache->gid = -1;
kcm_zero_ccache_data_internal(context, cache);
cache->tkt_life = 0;
cache->renew_life = 0;
cache->next = NULL;
cache->refcnt = 0;
HEIMDAL_MUTEX_unlock(&cache->mutex);
HEIMDAL_MUTEX_destroy(&cache->mutex);
return 0;
}
krb5_error_code
kcm_retain_ccache(krb5_context context,
kcm_ccache ccache)
@@ -351,26 +420,19 @@ kcm_retain_ccache(krb5_context context,
}
krb5_error_code
kcm_release_ccache(krb5_context context,
kcm_ccache *ccache)
kcm_release_ccache(krb5_context context, kcm_ccache c)
{
kcm_ccache c = *ccache;
krb5_error_code ret = 0;
KCM_ASSERT_VALID(c);
HEIMDAL_MUTEX_lock(&c->mutex);
if (c->refcnt == 1) {
ret = kcm_free_ccache_data_internal(context, c);
if (ret == 0)
free(c);
} else {
c->refcnt--;
HEIMDAL_MUTEX_unlock(&c->mutex);
}
*ccache = NULL;
return ret;
}
@@ -414,29 +476,6 @@ kcm_ccache_new(krb5_context context,
return ret;
}
krb5_error_code
kcm_ccache_resolve(krb5_context context,
const char *name,
kcm_ccache *ccache)
{
krb5_error_code ret;
ret = kcm_ccache_resolve_internal(context, name, ccache);
return ret;
}
krb5_error_code
kcm_ccache_destroy(krb5_context context,
const char *name)
{
krb5_error_code ret;
ret = kcm_ccache_destroy_internal(context, name);
return ret;
}
krb5_error_code
kcm_ccache_destroy_if_empty(krb5_context context,
kcm_ccache ccache)
@@ -446,7 +485,7 @@ kcm_ccache_destroy_if_empty(krb5_context context,
KCM_ASSERT_VALID(ccache);
if (ccache->creds == NULL) {
ret = kcm_ccache_destroy_internal(context, ccache->name);
ret = kcm_ccache_destroy(context, ccache->name);
} else
ret = 0;
@@ -541,6 +580,8 @@ kcm_ccache_remove_cred_internal(krb5_context context,
krb5_free_cred_contents(context, &cred->cred);
free(cred);
ret = 0;
if (*c == NULL)
break;
}
}
@@ -612,3 +653,21 @@ kcm_ccache_retrieve_cred(krb5_context context,
return ret;
}
char *
kcm_ccache_first_name(kcm_client *client)
{
kcm_ccache p;
char *name = NULL;
HEIMDAL_MUTEX_lock(&ccache_mutex);
for (p = ccache_head; p != NULL; p = p->next) {
if (kcm_is_same_session(client, p->uid, p->session))
break;
}
if (p)
name = strdup(p->name);
HEIMDAL_MUTEX_unlock(&ccache_mutex);
return name;
}