aboutsummaryrefslogtreecommitdiffstats
path: root/crypto/asn1/d2i_pr.c
diff options
context:
space:
mode:
Diffstat (limited to 'crypto/asn1/d2i_pr.c')
-rw-r--r--crypto/asn1/d2i_pr.c186
1 files changed, 92 insertions, 94 deletions
diff --git a/crypto/asn1/d2i_pr.c b/crypto/asn1/d2i_pr.c
index 28289447772c..c96da091d39c 100644
--- a/crypto/asn1/d2i_pr.c
+++ b/crypto/asn1/d2i_pr.c
@@ -5,21 +5,21 @@
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -34,10 +34,10 @@
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
@@ -62,109 +62,107 @@
#include <openssl/evp.h>
#include <openssl/objects.h>
#ifndef OPENSSL_NO_ENGINE
-#include <openssl/engine.h>
+# include <openssl/engine.h>
#endif
#include <openssl/x509.h>
#include <openssl/asn1.h>
#include "asn1_locl.h"
EVP_PKEY *d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp,
- long length)
- {
- EVP_PKEY *ret;
+ long length)
+{
+ EVP_PKEY *ret;
- if ((a == NULL) || (*a == NULL))
- {
- if ((ret=EVP_PKEY_new()) == NULL)
- {
- ASN1err(ASN1_F_D2I_PRIVATEKEY,ERR_R_EVP_LIB);
- return(NULL);
- }
- }
- else
- {
- ret= *a;
+ if ((a == NULL) || (*a == NULL)) {
+ if ((ret = EVP_PKEY_new()) == NULL) {
+ ASN1err(ASN1_F_D2I_PRIVATEKEY, ERR_R_EVP_LIB);
+ return (NULL);
+ }
+ } else {
+ ret = *a;
#ifndef OPENSSL_NO_ENGINE
- if (ret->engine)
- {
- ENGINE_finish(ret->engine);
- ret->engine = NULL;
- }
+ if (ret->engine) {
+ ENGINE_finish(ret->engine);
+ ret->engine = NULL;
+ }
#endif
- }
+ }
- if (!EVP_PKEY_set_type(ret, type))
- {
- ASN1err(ASN1_F_D2I_PRIVATEKEY,ASN1_R_UNKNOWN_PUBLIC_KEY_TYPE);
- goto err;
- }
+ if (!EVP_PKEY_set_type(ret, type)) {
+ ASN1err(ASN1_F_D2I_PRIVATEKEY, ASN1_R_UNKNOWN_PUBLIC_KEY_TYPE);
+ goto err;
+ }
- if (!ret->ameth->old_priv_decode ||
- !ret->ameth->old_priv_decode(ret, pp, length))
- {
- if (ret->ameth->priv_decode)
- {
- PKCS8_PRIV_KEY_INFO *p8=NULL;
- p8=d2i_PKCS8_PRIV_KEY_INFO(NULL,pp,length);
- if (!p8) goto err;
- EVP_PKEY_free(ret);
- ret = EVP_PKCS82PKEY(p8);
- PKCS8_PRIV_KEY_INFO_free(p8);
+ if (!ret->ameth->old_priv_decode ||
+ !ret->ameth->old_priv_decode(ret, pp, length)) {
+ if (ret->ameth->priv_decode) {
+ PKCS8_PRIV_KEY_INFO *p8 = NULL;
+ p8 = d2i_PKCS8_PRIV_KEY_INFO(NULL, pp, length);
+ if (!p8)
+ goto err;
+ EVP_PKEY_free(ret);
+ ret = EVP_PKCS82PKEY(p8);
+ PKCS8_PRIV_KEY_INFO_free(p8);
- }
- else
- {
- ASN1err(ASN1_F_D2I_PRIVATEKEY,ERR_R_ASN1_LIB);
- goto err;
- }
- }
- if (a != NULL) (*a)=ret;
- return(ret);
-err:
- if ((ret != NULL) && ((a == NULL) || (*a != ret))) EVP_PKEY_free(ret);
- return(NULL);
- }
+ } else {
+ ASN1err(ASN1_F_D2I_PRIVATEKEY, ERR_R_ASN1_LIB);
+ goto err;
+ }
+ }
+ if (a != NULL)
+ (*a) = ret;
+ return (ret);
+ err:
+ if ((ret != NULL) && ((a == NULL) || (*a != ret)))
+ EVP_PKEY_free(ret);
+ return (NULL);
+}
-/* This works like d2i_PrivateKey() except it automatically works out the type */
+/*
+ * This works like d2i_PrivateKey() except it automatically works out the
+ * type
+ */
EVP_PKEY *d2i_AutoPrivateKey(EVP_PKEY **a, const unsigned char **pp,
- long length)
+ long length)
{
- STACK_OF(ASN1_TYPE) *inkey;
- const unsigned char *p;
- int keytype;
- p = *pp;
- /* Dirty trick: read in the ASN1 data into a STACK_OF(ASN1_TYPE):
- * by analyzing it we can determine the passed structure: this
- * assumes the input is surrounded by an ASN1 SEQUENCE.
- */
- inkey = d2i_ASN1_SEQUENCE_ANY(NULL, &p, length);
- /* Since we only need to discern "traditional format" RSA and DSA
- * keys we can just count the elements.
- */
- if(sk_ASN1_TYPE_num(inkey) == 6)
- keytype = EVP_PKEY_DSA;
- else if (sk_ASN1_TYPE_num(inkey) == 4)
- keytype = EVP_PKEY_EC;
- else if (sk_ASN1_TYPE_num(inkey) == 3)
- { /* This seems to be PKCS8, not traditional format */
- PKCS8_PRIV_KEY_INFO *p8 = d2i_PKCS8_PRIV_KEY_INFO(NULL,pp,length);
- EVP_PKEY *ret;
+ STACK_OF(ASN1_TYPE) *inkey;
+ const unsigned char *p;
+ int keytype;
+ p = *pp;
+ /*
+ * Dirty trick: read in the ASN1 data into a STACK_OF(ASN1_TYPE): by
+ * analyzing it we can determine the passed structure: this assumes the
+ * input is surrounded by an ASN1 SEQUENCE.
+ */
+ inkey = d2i_ASN1_SEQUENCE_ANY(NULL, &p, length);
+ /*
+ * Since we only need to discern "traditional format" RSA and DSA keys we
+ * can just count the elements.
+ */
+ if (sk_ASN1_TYPE_num(inkey) == 6)
+ keytype = EVP_PKEY_DSA;
+ else if (sk_ASN1_TYPE_num(inkey) == 4)
+ keytype = EVP_PKEY_EC;
+ else if (sk_ASN1_TYPE_num(inkey) == 3) { /* This seems to be PKCS8, not
+ * traditional format */
+ PKCS8_PRIV_KEY_INFO *p8 = d2i_PKCS8_PRIV_KEY_INFO(NULL, pp, length);
+ EVP_PKEY *ret;
- sk_ASN1_TYPE_pop_free(inkey, ASN1_TYPE_free);
- if (!p8)
- {
- ASN1err(ASN1_F_D2I_AUTOPRIVATEKEY,ASN1_R_UNSUPPORTED_PUBLIC_KEY_TYPE);
- return NULL;
- }
- ret = EVP_PKCS82PKEY(p8);
- PKCS8_PRIV_KEY_INFO_free(p8);
- if (a) {
- *a = ret;
- }
- return ret;
- }
- else keytype = EVP_PKEY_RSA;
- sk_ASN1_TYPE_pop_free(inkey, ASN1_TYPE_free);
- return d2i_PrivateKey(keytype, a, pp, length);
+ sk_ASN1_TYPE_pop_free(inkey, ASN1_TYPE_free);
+ if (!p8) {
+ ASN1err(ASN1_F_D2I_AUTOPRIVATEKEY,
+ ASN1_R_UNSUPPORTED_PUBLIC_KEY_TYPE);
+ return NULL;
+ }
+ ret = EVP_PKCS82PKEY(p8);
+ PKCS8_PRIV_KEY_INFO_free(p8);
+ if (a) {
+ *a = ret;
+ }
+ return ret;
+ } else
+ keytype = EVP_PKEY_RSA;
+ sk_ASN1_TYPE_pop_free(inkey, ASN1_TYPE_free);
+ return d2i_PrivateKey(keytype, a, pp, length);
}