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Add EC_KEY_get0_engine()

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Just as for DH, DSA and RSA, this gives the engine associated with the
key.

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2960)
This commit is contained in:
Richard Levitte 2017-03-15 14:11:34 +01:00
parent 89b06ca7b0
commit d1da335c55
4 changed files with 22 additions and 0 deletions
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4
CHANGES
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@ -4,6 +4,10 @@
Changes between 1.1.0e and 1.1.1 [xx XXX xxxx]
*) Add EC_KEY_get0_engine(), which does for EC_KEY what RSA_get0_engine()
does for RSA, etc.
[Richard Levitte]
*) Have 'config' recognise 64-bit mingw and choose 'mingw64' as the target
platform rather than 'mingw'.
[Richard Levitte]

5
crypto/ec/ec_key.c
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@ -177,6 +177,11 @@ int EC_KEY_up_ref(EC_KEY *r)
return ((i > 1) ? 1 : 0);
}
ENGINE *EC_KEY_get0_engine(const EC_KEY *eckey)
{
return eckey->engine;
}
int EC_KEY_generate_key(EC_KEY *eckey)
{
if (eckey == NULL || eckey->group == NULL) {

7
doc/man3/EC_KEY_new.pod
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@ -5,6 +5,7 @@
EC_KEY_get_method, EC_KEY_set_method,
EC_KEY_new, EC_KEY_get_flags, EC_KEY_set_flags, EC_KEY_clear_flags,
EC_KEY_new_by_curve_name, EC_KEY_free, EC_KEY_copy, EC_KEY_dup, EC_KEY_up_ref,
EC_KEY_get0_engine,
EC_KEY_get0_group, EC_KEY_set_group, EC_KEY_get0_private_key,
EC_KEY_set_private_key, EC_KEY_get0_public_key, EC_KEY_set_public_key,
EC_KEY_get_conv_form,
@ -27,6 +28,7 @@ EC_KEY objects
EC_KEY *EC_KEY_copy(EC_KEY *dst, const EC_KEY *src);
EC_KEY *EC_KEY_dup(const EC_KEY *src);
int EC_KEY_up_ref(EC_KEY *key);
ENGINE *EC_KEY_get0_engine(const EC_KEY *eckey);
const EC_GROUP *EC_KEY_get0_group(const EC_KEY *key);
int EC_KEY_set_group(EC_KEY *key, const EC_GROUP *group);
const BIGNUM *EC_KEY_get0_private_key(const EC_KEY *key);
@ -78,6 +80,9 @@ EC_KEY_dup() creates a new EC_KEY object and copies B<ec_key> into it.
EC_KEY_up_ref() increments the reference count associated with the EC_KEY
object.
EC_KEY_get0_engine() returns a handle to the ENGINE that has been set for
this EC_KEY object.
EC_KEY_generate_key() generates a new public and private key for the supplied
B<eckey> object. B<eckey> must have an EC_GROUP object associated with it
before calling this function. The private key is a random integer (0 < priv_key
@ -149,6 +154,8 @@ integer.
EC_KEY_copy() returns a pointer to the destination key, or NULL on error.
EC_KEY_get0_engine() returns a pointer to an ENGINE, or NULL if it wasn't set.
EC_KEY_up_ref(), EC_KEY_set_group(), EC_KEY_set_private_key(),
EC_KEY_set_public_key(), EC_KEY_precompute_mult(), EC_KEY_generate_key(),
EC_KEY_check_key(), EC_KEY_set_public_key_affine_coordinates(),

6
include/openssl/ec.h
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@ -787,6 +787,12 @@ EC_KEY *EC_KEY_dup(const EC_KEY *src);
*/
int EC_KEY_up_ref(EC_KEY *key);
/** Returns the ENGINE object of a EC_KEY object
* \param key EC_KEY object
* \return the ENGINE object (possibly NULL).
*/
ENGINE *EC_KEY_get0_engine(const EC_KEY *eckey);
/** Returns the EC_GROUP object of a EC_KEY object
* \param key EC_KEY object
* \return the EC_GROUP object (possibly NULL).