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author | Dr. Stephen Henson <steve@openssl.org> | 2015-12-14 18:10:16 +0000 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 2015-12-14 23:06:14 +0000 |
commit | 0c497e96c42c4b466676d495b0c9bd72e27f7bd8 (patch) | |
tree | 84dbabc6ad5cd4c74012eebea65236f7f12085d8 /doc | |
parent | 6745fcf62784005edd5532c009e789440b8d8964 (diff) | |
download | openssl-0c497e96c42c4b466676d495b0c9bd72e27f7bd8.tar.gz |
Update EVP_PKEY documentation.
Add EVP_PKEY_up_ref() documentation and fix various typos.
Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/crypto/EVP_PKEY_new.pod | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/doc/crypto/EVP_PKEY_new.pod b/doc/crypto/EVP_PKEY_new.pod index acdfd00849..05ac08795e 100644 --- a/doc/crypto/EVP_PKEY_new.pod +++ b/doc/crypto/EVP_PKEY_new.pod @@ -2,40 +2,42 @@ =head1 NAME -EVP_PKEY_new, EVP_PKEY_free - private key allocation functions. +EVP_PKEY_new, EVP_PKEY_up_ref, EVP_PKEY_free - private key allocation functions. =head1 SYNOPSIS #include <openssl/evp.h> EVP_PKEY *EVP_PKEY_new(void); + void EVP_PKEY_up_ref(EVP_PKEY *key); void EVP_PKEY_free(EVP_PKEY *key); =head1 DESCRIPTION -The EVP_PKEY_new() function allocates an empty B<EVP_PKEY> -structure which is used by OpenSSL to store private keys. +The EVP_PKEY_new() function allocates an empty B<EVP_PKEY> structure which is +used by OpenSSL to store private keys. The reference count is set to B<1>. -EVP_PKEY_free() frees up the private key B<key>. -If B<key> is NULL, nothing is done. +EVP_PKEY_up_ref() increments the reference count of B<key>. + +EVP_PKEY_free() decrements the reference count of B<key> and, if the reference +count is zero, frees it up. If B<key> is NULL, nothing is done. =head1 NOTES -The B<EVP_PKEY> structure is used by various OpenSSL functions -which require a general private key without reference to any -particular algorithm. +The B<EVP_PKEY> structure is used by various OpenSSL functions which require a +general private key without reference to any particular algorithm. -The structure returned by EVP_PKEY_new() is empty. To add a -private key to this empty structure the functions described in -L<EVP_PKEY_set1_RSA(3)> should be used. +The structure returned by EVP_PKEY_new() is empty. To add a private key to this +empty structure the functions described in L<EVP_PKEY_set1_RSA(3)> should be +used. =head1 RETURN VALUES -EVP_PKEY_new() returns either the newly allocated B<EVP_PKEY> -structure of B<NULL> if an error occurred. +EVP_PKEY_new() returns either the newly allocated B<EVP_PKEY> structure or +B<NULL> if an error occurred. -EVP_PKEY_free() does not return a value. +EVP_PKEY_up_ref() and EVP_PKEY_free() do not return a value. =head1 SEE ALSO @@ -43,6 +45,8 @@ L<EVP_PKEY_set1_RSA(3)> =head1 HISTORY -TBA +EVP_PKEY_new() and EVP_PKEY_free() exist in all versions of OpenSSL. + +EVP_PKEY_up_ref() was first added to OpenSSL 1.1.0. =cut |