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Implement EVP_MAC_do_all_ex()

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Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/8877)
This commit is contained in:
Richard Levitte 2019-06-04 18:17:49 +02:00
parent 7dd0f29938
commit d1cafb083d
4 changed files with 27 additions and 2 deletions
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9
crypto/evp/mac_meth.c
View file

@ -198,3 +198,12 @@ const OSSL_PARAM *EVP_MAC_CTX_settable_params(const EVP_MAC *mac)
return NULL;
return mac->settable_ctx_params();
}
void EVP_MAC_do_all_ex(OPENSSL_CTX *libctx,
void (*fn)(EVP_MAC *mac, void *arg),
void *arg)
{
evp_generic_do_all(libctx, OSSL_OP_MAC,
(void (*)(void *, void *))fn, arg,
evp_mac_from_dispatch, evp_mac_free);
}

14
doc/man3/EVP_MAC.pod
View file

@ -7,8 +7,8 @@ EVP_MAC_provider, EVP_MAC_get_params, EVP_MAC_gettable_params,
EVP_MAC_CTX, EVP_MAC_CTX_new, EVP_MAC_CTX_free, EVP_MAC_CTX_dup,
EVP_MAC_CTX_mac, EVP_MAC_CTX_get_params, EVP_MAC_CTX_set_params,
EVP_MAC_size, EVP_MAC_init, EVP_MAC_update, EVP_MAC_final,
EVP_MAC_CTX_gettable_params, EVP_MAC_CTX_settable_params
- EVP MAC routines
EVP_MAC_CTX_gettable_params, EVP_MAC_CTX_settable_params,
EVP_MAC_do_all_ex - EVP MAC routines
=head1 SYNOPSIS
@ -42,6 +42,10 @@ EVP_MAC_CTX_gettable_params, EVP_MAC_CTX_settable_params
const OSSL_PARAM *EVP_MAC_CTX_gettable_params(const EVP_MAC *mac);
const OSSL_PARAM *EVP_MAC_CTX_settable_params(const EVP_MAC *mac);
void EVP_MAC_do_all_ex(OPENSSL_CTX *libctx,
void (*fn)(EVP_MAC *mac, void *arg),
void *arg);
=head1 DESCRIPTION
These types and functions help the application to calculate MACs of
@ -156,6 +160,11 @@ EVP_MAC_name() returns the name of the given MAC implementation.
EVP_MAC_provider() returns the provider that holds the implementation
of the given I<mac>.
EVP_MAC_do_all_ex() traverses all MAC implemented by all activated
providers in the given library context I<libctx>, and for each of the
implementations, calls the given function I<fn> with the implementation method
and the given I<arg> as argument.
=head1 PARAMETER NAMES
The standard parameter names are:
@ -261,6 +270,7 @@ EVP_MAC_size() returns the expected output size, or 0 if it isn't
set.
If it isn't set, a call to EVP_MAC_init() should get it set.
EVP_MAC_do_all_ex() returns nothing at all.
=head1 EXAMPLE

4
include/openssl/evp.h
View file

@ -1050,6 +1050,10 @@ const OSSL_PARAM *EVP_MAC_gettable_params(const EVP_MAC *mac);
const OSSL_PARAM *EVP_MAC_CTX_gettable_params(const EVP_MAC *mac);
const OSSL_PARAM *EVP_MAC_CTX_settable_params(const EVP_MAC *mac);
void EVP_MAC_do_all_ex(OPENSSL_CTX *libctx,
void (*fn)(EVP_MAC *mac, void *arg),
void *arg);
/* PKEY stuff */
int EVP_PKEY_decrypt_old(unsigned char *dec_key,
const unsigned char *enc_key, int enc_key_len,

2
util/libcrypto.num
View file

@ -4730,3 +4730,5 @@ EVP_MAC_up_ref 4839 3_0_0 EXIST::FUNCTION:
EVP_MAC_name 4840 3_0_0 EXIST::FUNCTION:
EVP_MAC_get_params 4841 3_0_0 EXIST::FUNCTION:
EVP_MAC_gettable_params 4842 3_0_0 EXIST::FUNCTION:
EVP_MAC_provider 4843 3_0_0 EXIST::FUNCTION:
EVP_MAC_do_all_ex 4844 3_0_0 EXIST::FUNCTION: