/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
+#include "e_os.h"
+#include "internal/cryptlib.h"
#include <stdio.h>
#include <time.h>
#include <errno.h>
+#include <sys/types.h>
-#include "internal/cryptlib.h"
-
-#ifndef NO_SYS_TYPES_H
-# include <sys/types.h>
-#endif
#ifndef OPENSSL_NO_POSIX_IO
# include <sys/stat.h>
#endif
-
-#include <openssl/lhash.h>
#include <openssl/x509.h>
-#include "internal/x509_int.h"
-#include "x509_lcl.h"
+#include "crypto/x509.h"
+#include "x509_local.h"
+
+DEFINE_STACK_OF(X509_OBJECT)
struct lookup_dir_hashes_st {
unsigned long hash;
} BY_DIR;
static int dir_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp, long argl,
- char **ret);
+ char **retp);
+
static int new_dir(X509_LOOKUP *lu);
static void free_dir(X509_LOOKUP *lu);
static int add_cert_dir(BY_DIR *ctx, const char *dir, int type);
-static int get_cert_by_subject(X509_LOOKUP *xl, int type, X509_NAME *name,
- X509_OBJECT *ret);
+static int get_cert_by_subject(X509_LOOKUP *xl, X509_LOOKUP_TYPE type,
+ const X509_NAME *name, X509_OBJECT *ret);
+static int get_cert_by_subject_with_libctx(X509_LOOKUP *xl,
+ X509_LOOKUP_TYPE type,
+ const X509_NAME *name,
+ X509_OBJECT *ret,
+ OPENSSL_CTX *libctx,
+ const char *propq);
static X509_LOOKUP_METHOD x509_dir_lookup = {
"Load certs from files in a directory",
- new_dir, /* new */
- free_dir, /* free */
- NULL, /* init */
- NULL, /* shutdown */
- dir_ctrl, /* ctrl */
- get_cert_by_subject, /* get_by_subject */
- NULL, /* get_by_issuer_serial */
- NULL, /* get_by_fingerprint */
- NULL, /* get_by_alias */
+ new_dir, /* new_item */
+ free_dir, /* free */
+ NULL, /* init */
+ NULL, /* shutdown */
+ dir_ctrl, /* ctrl */
+ get_cert_by_subject, /* get_by_subject */
+ NULL, /* get_by_issuer_serial */
+ NULL, /* get_by_fingerprint */
+ NULL, /* get_by_alias */
+ get_cert_by_subject_with_libctx, /* get_by_subject_with_libctx */
+ NULL, /* ctrl_with_libctx */
};
X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void)
{
- return (&x509_dir_lookup);
+ return &x509_dir_lookup;
}
static int dir_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp, long argl,
char **retp)
{
int ret = 0;
- BY_DIR *ld;
- char *dir = NULL;
-
- ld = (BY_DIR *)ctx->method_data;
+ BY_DIR *ld = (BY_DIR *)ctx->method_data;
switch (cmd) {
case X509_L_ADD_DIR:
if (argl == X509_FILETYPE_DEFAULT) {
- dir = (char *)getenv(X509_get_default_cert_dir_env());
+ const char *dir = ossl_safe_getenv(X509_get_default_cert_dir_env());
+
if (dir)
ret = add_cert_dir(ld, dir, X509_FILETYPE_PEM);
else
ret = add_cert_dir(ld, argp, (int)argl);
break;
}
- return (ret);
+ return ret;
}
static int new_dir(X509_LOOKUP *lu)
{
- BY_DIR *a;
+ BY_DIR *a = OPENSSL_malloc(sizeof(*a));
- if ((a = OPENSSL_malloc(sizeof(*a))) == NULL)
+ if (a == NULL) {
+ X509err(X509_F_NEW_DIR, ERR_R_MALLOC_FAILURE);
return 0;
+ }
+
if ((a->buffer = BUF_MEM_new()) == NULL) {
- OPENSSL_free(a);
- return 0;
+ X509err(X509_F_NEW_DIR, ERR_R_MALLOC_FAILURE);
+ goto err;
}
a->dirs = NULL;
a->lock = CRYPTO_THREAD_lock_new();
if (a->lock == NULL) {
BUF_MEM_free(a->buffer);
- OPENSSL_free(a);
- return 0;
+ X509err(X509_F_NEW_DIR, ERR_R_MALLOC_FAILURE);
+ goto err;
}
- lu->method_data = (char *)a;
+ lu->method_data = a;
return 1;
+
+ err:
+ OPENSSL_free(a);
+ return 0;
}
static void by_dir_hash_free(BY_DIR_HASH *hash)
static void free_dir(X509_LOOKUP *lu)
{
- BY_DIR *a;
+ BY_DIR *a = (BY_DIR *)lu->method_data;
- a = (BY_DIR *)lu->method_data;
sk_BY_DIR_ENTRY_pop_free(a->dirs, by_dir_entry_free);
BUF_MEM_free(a->buffer);
CRYPTO_THREAD_lock_free(a->lock);
static int add_cert_dir(BY_DIR *ctx, const char *dir, int type)
{
- const char *s, *p;
+ int j;
+ size_t len;
+ const char *s, *ss, *p;
- if (dir == NULL || !*dir) {
+ if (dir == NULL || *dir == '\0') {
X509err(X509_F_ADD_CERT_DIR, X509_R_INVALID_DIRECTORY);
return 0;
}
do {
if ((*p == LIST_SEPARATOR_CHAR) || (*p == '\0')) {
BY_DIR_ENTRY *ent;
- int j;
- size_t len;
- const char *ss = s;
+
+ ss = s;
s = p + 1;
len = p - ss;
if (len == 0)
continue;
for (j = 0; j < sk_BY_DIR_ENTRY_num(ctx->dirs); j++) {
ent = sk_BY_DIR_ENTRY_value(ctx->dirs, j);
- if (strlen(ent->dir) == len &&
- strncmp(ent->dir, ss, len) == 0)
+ if (strlen(ent->dir) == len && strncmp(ent->dir, ss, len) == 0)
break;
}
if (j < sk_BY_DIR_ENTRY_num(ctx->dirs))
}
}
ent = OPENSSL_malloc(sizeof(*ent));
- if (ent == NULL)
+ if (ent == NULL) {
+ X509err(X509_F_ADD_CERT_DIR, ERR_R_MALLOC_FAILURE);
return 0;
+ }
ent->dir_type = type;
ent->hashes = sk_BY_DIR_HASH_new(by_dir_hash_cmp);
ent->dir = OPENSSL_strndup(ss, len);
}
if (!sk_BY_DIR_ENTRY_push(ctx->dirs, ent)) {
by_dir_entry_free(ent);
+ X509err(X509_F_ADD_CERT_DIR, ERR_R_MALLOC_FAILURE);
return 0;
}
}
return 1;
}
-static int get_cert_by_subject(X509_LOOKUP *xl, X509_LOOKUP_TYPE type,
- X509_NAME *name, X509_OBJECT *ret)
+static int get_cert_by_subject_with_libctx(X509_LOOKUP *xl,
+ X509_LOOKUP_TYPE type,
+ const X509_NAME *name,
+ X509_OBJECT *ret,
+ OPENSSL_CTX *libctx,
+ const char *propq)
{
BY_DIR *ctx;
union {
const char *postfix = "";
if (name == NULL)
- return (0);
+ return 0;
stmp.type = type;
if (type == X509_LU_X509) {
- data.st_x509.cert_info.subject = name;
+ data.st_x509.cert_info.subject = (X509_NAME *)name; /* won't modify it */
stmp.data.x509 = &data.st_x509;
postfix = "";
} else if (type == X509_LU_CRL) {
- data.crl.crl.issuer = name;
+ data.crl.crl.issuer = (X509_NAME *)name; /* won't modify it */
stmp.data.crl = &data.crl;
postfix = "r";
} else {
- X509err(X509_F_GET_CERT_BY_SUBJECT, X509_R_WRONG_LOOKUP_TYPE);
+ X509err(0, X509_R_WRONG_LOOKUP_TYPE);
goto finish;
}
if ((b = BUF_MEM_new()) == NULL) {
- X509err(X509_F_GET_CERT_BY_SUBJECT, ERR_R_BUF_LIB);
+ X509err(0, ERR_R_BUF_LIB);
goto finish;
}
BY_DIR_ENTRY *ent;
int idx;
BY_DIR_HASH htmp, *hent;
+
ent = sk_BY_DIR_ENTRY_value(ctx->dirs, i);
j = strlen(ent->dir) + 1 + 8 + 6 + 1 + 1;
if (!BUF_MEM_grow(b, j)) {
- X509err(X509_F_GET_CERT_BY_SUBJECT, ERR_R_MALLOC_FAILURE);
+ X509err(0, ERR_R_MALLOC_FAILURE);
goto finish;
}
if (type == X509_LU_CRL && ent->hashes) {
#endif
/* found one. */
if (type == X509_LU_X509) {
- if ((X509_load_cert_file(xl, b->data, ent->dir_type)) == 0)
+ if ((X509_load_cert_file_with_libctx(xl, b->data, ent->dir_type,
+ libctx, propq)) == 0)
break;
} else if (type == X509_LU_CRL) {
if ((X509_load_crl_file(xl, b->data, ent->dir_type)) == 0)
/*
* we have added it to the cache so now pull it out again
*/
- CRYPTO_THREAD_write_lock(ctx->lock);
+ X509_STORE_lock(xl->store_ctx);
j = sk_X509_OBJECT_find(xl->store_ctx->objs, &stmp);
- if (j != -1)
- tmp = sk_X509_OBJECT_value(xl->store_ctx->objs, j);
- else
- tmp = NULL;
- CRYPTO_THREAD_unlock(ctx->lock);
+ tmp = sk_X509_OBJECT_value(xl->store_ctx->objs, j);
+ X509_STORE_unlock(xl->store_ctx);
/* If a CRL, update the last file suffix added for this */
* Look for entry again in case another thread added an entry
* first.
*/
- if (!hent) {
+ if (hent == NULL) {
htmp.hash = h;
idx = sk_BY_DIR_HASH_find(ent->hashes, &htmp);
- if (idx >= 0)
- hent = sk_BY_DIR_HASH_value(ent->hashes, idx);
+ hent = sk_BY_DIR_HASH_value(ent->hashes, idx);
}
- if (!hent) {
+ if (hent == NULL) {
hent = OPENSSL_malloc(sizeof(*hent));
if (hent == NULL) {
CRYPTO_THREAD_unlock(ctx->lock);
- X509err(X509_F_GET_CERT_BY_SUBJECT, ERR_R_MALLOC_FAILURE);
+ X509err(0, ERR_R_MALLOC_FAILURE);
ok = 0;
goto finish;
}
if (!sk_BY_DIR_HASH_push(ent->hashes, hent)) {
CRYPTO_THREAD_unlock(ctx->lock);
OPENSSL_free(hent);
+ X509err(0, ERR_R_MALLOC_FAILURE);
ok = 0;
goto finish;
}
ok = 1;
ret->type = tmp->type;
memcpy(&ret->data, &tmp->data, sizeof(ret->data));
+
/*
- * If we were going to up the reference count, we would need to
- * do it on a perl 'type' basis
+ * Clear any errors that might have been raised processing empty
+ * or malformed files.
*/
- /*- CRYPTO_add(&tmp->data.x509->references,1,
- CRYPTO_LOCK_X509);*/
+ ERR_clear_error();
+
goto finish;
}
}
finish:
BUF_MEM_free(b);
- return (ok);
+ return ok;
+}
+
+static int get_cert_by_subject(X509_LOOKUP *xl, X509_LOOKUP_TYPE type,
+ const X509_NAME *name, X509_OBJECT *ret)
+{
+ return get_cert_by_subject_with_libctx(xl, type, name, ret, NULL, NULL);
}
projects / openssl.git / blobdiff