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This commit is contained in:
Zhi Guan
2015-08-15 15:02:15 +08:00
parent 06df2fab54
commit 3bdc0ea895
2536 changed files with 417052 additions and 271997 deletions
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359
crypto/x509v3/pcy_cache.c
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@@ -1,6 +1,7 @@
/* pcy_cache.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2004.
/*
* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
* 2004.
*/
/* ====================================================================
* Copyright (c) 2004 The OpenSSL Project. All rights reserved.
@@ -10,7 +11,7 @@
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
@@ -62,225 +63,207 @@
#include "pcy_int.h"
static int policy_data_cmp(const X509_POLICY_DATA * const *a,
const X509_POLICY_DATA * const *b);
static int policy_data_cmp(const X509_POLICY_DATA *const *a,
const X509_POLICY_DATA *const *b);
static int policy_cache_set_int(long *out, ASN1_INTEGER *value);
/* Set cache entry according to CertificatePolicies extension.
* Note: this destroys the passed CERTIFICATEPOLICIES structure.
/*
* Set cache entry according to CertificatePolicies extension. Note: this
* destroys the passed CERTIFICATEPOLICIES structure.
*/
static int policy_cache_create(X509 *x,
CERTIFICATEPOLICIES *policies, int crit)
{
int i;
int ret = 0;
X509_POLICY_CACHE *cache = x->policy_cache;
X509_POLICY_DATA *data = NULL;
POLICYINFO *policy;
if (sk_POLICYINFO_num(policies) == 0)
goto bad_policy;
cache->data = sk_X509_POLICY_DATA_new(policy_data_cmp);
if (!cache->data)
goto bad_policy;
for (i = 0; i < sk_POLICYINFO_num(policies); i++)
{
policy = sk_POLICYINFO_value(policies, i);
data = policy_data_new(policy, NULL, crit);
if (!data)
goto bad_policy;
/* Duplicate policy OIDs are illegal: reject if matches
* found.
*/
if (OBJ_obj2nid(data->valid_policy) == NID_any_policy)
{
if (cache->anyPolicy)
{
ret = -1;
goto bad_policy;
}
cache->anyPolicy = data;
}
else if (sk_X509_POLICY_DATA_find(cache->data, data) != -1)
{
ret = -1;
goto bad_policy;
}
else if (!sk_X509_POLICY_DATA_push(cache->data, data))
goto bad_policy;
data = NULL;
}
ret = 1;
bad_policy:
if (ret == -1)
x->ex_flags |= EXFLAG_INVALID_POLICY;
if (data)
policy_data_free(data);
sk_POLICYINFO_pop_free(policies, POLICYINFO_free);
if (ret <= 0)
{
sk_X509_POLICY_DATA_pop_free(cache->data, policy_data_free);
cache->data = NULL;
}
return ret;
}
CERTIFICATEPOLICIES *policies, int crit)
{
int i;
int ret = 0;
X509_POLICY_CACHE *cache = x->policy_cache;
X509_POLICY_DATA *data = NULL;
POLICYINFO *policy;
if (sk_POLICYINFO_num(policies) == 0)
goto bad_policy;
cache->data = sk_X509_POLICY_DATA_new(policy_data_cmp);
if (!cache->data)
goto bad_policy;
for (i = 0; i < sk_POLICYINFO_num(policies); i++) {
policy = sk_POLICYINFO_value(policies, i);
data = policy_data_new(policy, NULL, crit);
if (!data)
goto bad_policy;
/*
* Duplicate policy OIDs are illegal: reject if matches found.
*/
if (OBJ_obj2nid(data->valid_policy) == NID_any_policy) {
if (cache->anyPolicy) {
ret = -1;
goto bad_policy;
}
cache->anyPolicy = data;
} else if (sk_X509_POLICY_DATA_find(cache->data, data) != -1) {
ret = -1;
goto bad_policy;
} else if (!sk_X509_POLICY_DATA_push(cache->data, data))
goto bad_policy;
data = NULL;
}
ret = 1;
bad_policy:
if (ret == -1)
x->ex_flags |= EXFLAG_INVALID_POLICY;
if (data)
policy_data_free(data);
sk_POLICYINFO_pop_free(policies, POLICYINFO_free);
if (ret <= 0) {
sk_X509_POLICY_DATA_pop_free(cache->data, policy_data_free);
cache->data = NULL;
}
return ret;
}
static int policy_cache_new(X509 *x)
{
X509_POLICY_CACHE *cache;
ASN1_INTEGER *ext_any = NULL;
POLICY_CONSTRAINTS *ext_pcons = NULL;
CERTIFICATEPOLICIES *ext_cpols = NULL;
POLICY_MAPPINGS *ext_pmaps = NULL;
int i;
cache = OPENSSL_malloc(sizeof(X509_POLICY_CACHE));
if (!cache)
return 0;
cache->anyPolicy = NULL;
cache->data = NULL;
cache->any_skip = -1;
cache->explicit_skip = -1;
cache->map_skip = -1;
{
X509_POLICY_CACHE *cache;
ASN1_INTEGER *ext_any = NULL;
POLICY_CONSTRAINTS *ext_pcons = NULL;
CERTIFICATEPOLICIES *ext_cpols = NULL;
POLICY_MAPPINGS *ext_pmaps = NULL;
int i;
cache = OPENSSL_malloc(sizeof(X509_POLICY_CACHE));
if (!cache)
return 0;
cache->anyPolicy = NULL;
cache->data = NULL;
cache->any_skip = -1;
cache->explicit_skip = -1;
cache->map_skip = -1;
x->policy_cache = cache;
x->policy_cache = cache;
/* Handle requireExplicitPolicy *first*. Need to process this
* even if we don't have any policies.
*/
ext_pcons = X509_get_ext_d2i(x, NID_policy_constraints, &i, NULL);
/*
* Handle requireExplicitPolicy *first*. Need to process this even if we
* don't have any policies.
*/
ext_pcons = X509_get_ext_d2i(x, NID_policy_constraints, &i, NULL);
if (!ext_pcons)
{
if (i != -1)
goto bad_cache;
}
else
{
if (!ext_pcons->requireExplicitPolicy
&& !ext_pcons->inhibitPolicyMapping)
goto bad_cache;
if (!policy_cache_set_int(&cache->explicit_skip,
ext_pcons->requireExplicitPolicy))
goto bad_cache;
if (!policy_cache_set_int(&cache->map_skip,
ext_pcons->inhibitPolicyMapping))
goto bad_cache;
}
if (!ext_pcons) {
if (i != -1)
goto bad_cache;
} else {
if (!ext_pcons->requireExplicitPolicy
&& !ext_pcons->inhibitPolicyMapping)
goto bad_cache;
if (!policy_cache_set_int(&cache->explicit_skip,
ext_pcons->requireExplicitPolicy))
goto bad_cache;
if (!policy_cache_set_int(&cache->map_skip,
ext_pcons->inhibitPolicyMapping))
goto bad_cache;
}
/* Process CertificatePolicies */
/* Process CertificatePolicies */
ext_cpols = X509_get_ext_d2i(x, NID_certificate_policies, &i, NULL);
/* If no CertificatePolicies extension or problem decoding then
* there is no point continuing because the valid policies will be
* NULL.
*/
if (!ext_cpols)
{
/* If not absent some problem with extension */
if (i != -1)
goto bad_cache;
return 1;
}
ext_cpols = X509_get_ext_d2i(x, NID_certificate_policies, &i, NULL);
/*
* If no CertificatePolicies extension or problem decoding then there is
* no point continuing because the valid policies will be NULL.
*/
if (!ext_cpols) {
/* If not absent some problem with extension */
if (i != -1)
goto bad_cache;
return 1;
}
i = policy_cache_create(x, ext_cpols, i);
i = policy_cache_create(x, ext_cpols, i);
/* NB: ext_cpols freed by policy_cache_set_policies */
/* NB: ext_cpols freed by policy_cache_set_policies */
if (i <= 0)
return i;
if (i <= 0)
return i;
ext_pmaps = X509_get_ext_d2i(x, NID_policy_mappings, &i, NULL);
ext_pmaps = X509_get_ext_d2i(x, NID_policy_mappings, &i, NULL);
if (!ext_pmaps)
{
/* If not absent some problem with extension */
if (i != -1)
goto bad_cache;
}
else
{
i = policy_cache_set_mapping(x, ext_pmaps);
if (i <= 0)
goto bad_cache;
}
if (!ext_pmaps) {
/* If not absent some problem with extension */
if (i != -1)
goto bad_cache;
} else {
i = policy_cache_set_mapping(x, ext_pmaps);
if (i <= 0)
goto bad_cache;
}
ext_any = X509_get_ext_d2i(x, NID_inhibit_any_policy, &i, NULL);
ext_any = X509_get_ext_d2i(x, NID_inhibit_any_policy, &i, NULL);
if (!ext_any)
{
if (i != -1)
goto bad_cache;
}
else if (!policy_cache_set_int(&cache->any_skip, ext_any))
goto bad_cache;
if (!ext_any) {
if (i != -1)
goto bad_cache;
} else if (!policy_cache_set_int(&cache->any_skip, ext_any))
goto bad_cache;
if (0)
{
bad_cache:
x->ex_flags |= EXFLAG_INVALID_POLICY;
}
if (0) {
bad_cache:
x->ex_flags |= EXFLAG_INVALID_POLICY;
}
if(ext_pcons)
POLICY_CONSTRAINTS_free(ext_pcons);
if (ext_pcons)
POLICY_CONSTRAINTS_free(ext_pcons);
if (ext_any)
ASN1_INTEGER_free(ext_any);
if (ext_any)
ASN1_INTEGER_free(ext_any);
return 1;
return 1;
}
void policy_cache_free(X509_POLICY_CACHE *cache)
{
if (!cache)
return;
if (cache->anyPolicy)
policy_data_free(cache->anyPolicy);
if (cache->data)
sk_X509_POLICY_DATA_pop_free(cache->data, policy_data_free);
OPENSSL_free(cache);
}
{
if (!cache)
return;
if (cache->anyPolicy)
policy_data_free(cache->anyPolicy);
if (cache->data)
sk_X509_POLICY_DATA_pop_free(cache->data, policy_data_free);
OPENSSL_free(cache);
}
const X509_POLICY_CACHE *policy_cache_set(X509 *x)
{
{
if (x->policy_cache == NULL)
{
CRYPTO_w_lock(CRYPTO_LOCK_X509);
policy_cache_new(x);
CRYPTO_w_unlock(CRYPTO_LOCK_X509);
}
if (x->policy_cache == NULL) {
CRYPTO_w_lock(CRYPTO_LOCK_X509);
policy_cache_new(x);
CRYPTO_w_unlock(CRYPTO_LOCK_X509);
}
return x->policy_cache;
return x->policy_cache;
}
}
X509_POLICY_DATA *policy_cache_find_data(const X509_POLICY_CACHE *cache,
const ASN1_OBJECT *id)
{
int idx;
X509_POLICY_DATA tmp;
tmp.valid_policy = (ASN1_OBJECT *)id;
idx = sk_X509_POLICY_DATA_find(cache->data, &tmp);
if (idx == -1)
return NULL;
return sk_X509_POLICY_DATA_value(cache->data, idx);
}
const ASN1_OBJECT *id)
{
int idx;
X509_POLICY_DATA tmp;
tmp.valid_policy = (ASN1_OBJECT *)id;
idx = sk_X509_POLICY_DATA_find(cache->data, &tmp);
if (idx == -1)
return NULL;
return sk_X509_POLICY_DATA_value(cache->data, idx);
}
static int policy_data_cmp(const X509_POLICY_DATA * const *a,
const X509_POLICY_DATA * const *b)
{
return OBJ_cmp((*a)->valid_policy, (*b)->valid_policy);
}
static int policy_data_cmp(const X509_POLICY_DATA *const *a,
const X509_POLICY_DATA *const *b)
{
return OBJ_cmp((*a)->valid_policy, (*b)->valid_policy);
}
static int policy_cache_set_int(long *out, ASN1_INTEGER *value)
{
if (value == NULL)
return 1;
if (value->type == V_ASN1_NEG_INTEGER)
return 0;
*out = ASN1_INTEGER_get(value);
return 1;
}
{
if (value == NULL)
return 1;
if (value->type == V_ASN1_NEG_INTEGER)
return 0;
*out = ASN1_INTEGER_get(value);
return 1;
}