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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* p11-rpc-util.c - utilities for module and dispatcher
Copyright (C) 2008, Stef Walter
The Gnome Keyring Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome Keyring Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Gnome Library; see the file COPYING.LIB. If not,
<http://www.gnu.org/licenses/>.
Author: Stef Walter <stef@memberwebs.com>
*/
#include "config.h"
#include "gkm-rpc-layer.h"
#include "gkm-rpc-private.h"
#include <stdarg.h>
#include <string.h>
#include <stdio.h>
static void
do_log (const char *pref, const char *msg, va_list va)
{
char buffer[1024];
size_t len = 0;
if (pref) {
snprintf (buffer, sizeof (buffer), "%s: ", pref);
len = strlen (buffer);
}
vsnprintf (buffer + len, sizeof (buffer) - len, msg, va);
gkm_rpc_log (buffer);
}
void
gkm_rpc_warn (const char* msg, ...)
{
va_list va;
va_start (va, msg);
do_log ("WARNING: gnome-keyring:", msg, va);
va_end (va);
}
void
gkm_rpc_debug (const char* msg, ...)
{
va_list va;
va_start (va, msg);
do_log ("DEBUG: gnome-keyring:", msg, va);
va_end (va);
}
int
gkm_rpc_mechanism_is_supported (CK_MECHANISM_TYPE mech)
{
if (gkm_rpc_mechanism_has_no_parameters (mech) ||
gkm_rpc_mechanism_has_sane_parameters (mech))
return 1;
return 0;
}
void
gkm_rpc_mechanism_list_purge (CK_MECHANISM_TYPE_PTR mechs, CK_ULONG* n_mechs)
{
int i;
assert (mechs);
assert (n_mechs);
for (i = 0; i < (int)(*n_mechs); ++i) {
if (!gkm_rpc_mechanism_has_no_parameters (mechs[i]) &&
!gkm_rpc_mechanism_has_sane_parameters (mechs[i])) {
/* Remove the mechanism from the list */
memmove (&mechs[i], &mechs[i + 1], (*n_mechs - i) * sizeof (CK_MECHANISM_TYPE));
--(*n_mechs);
--i;
}
}
}
int
gkm_rpc_mechanism_has_sane_parameters (CK_MECHANISM_TYPE type)
{
/* This list is incomplete */
switch (type) {
case CKM_RSA_PKCS_OAEP:
case CKM_RSA_PKCS_PSS:
return 1;
default:
return 0;
}
}
int
gkm_rpc_mechanism_has_no_parameters (CK_MECHANISM_TYPE mech)
{
/* This list is incomplete */
switch (mech) {
case CKM_RSA_PKCS_KEY_PAIR_GEN:
case CKM_RSA_X9_31_KEY_PAIR_GEN:
case CKM_RSA_PKCS:
case CKM_RSA_9796:
case CKM_RSA_X_509:
case CKM_RSA_X9_31:
case CKM_MD2_RSA_PKCS:
case CKM_MD5_RSA_PKCS:
case CKM_SHA1_RSA_PKCS:
case CKM_SHA256_RSA_PKCS:
case CKM_SHA384_RSA_PKCS:
case CKM_SHA512_RSA_PKCS:
case CKM_RIPEMD128_RSA_PKCS:
case CKM_RIPEMD160_RSA_PKCS:
case CKM_SHA1_RSA_X9_31:
case CKM_DSA_KEY_PAIR_GEN:
case CKM_DSA_PARAMETER_GEN:
case CKM_DSA:
case CKM_DSA_SHA1:
case CKM_FORTEZZA_TIMESTAMP:
case CKM_EC_KEY_PAIR_GEN:
case CKM_ECDSA:
case CKM_ECDSA_SHA1:
case CKM_DH_PKCS_KEY_PAIR_GEN:
case CKM_DH_PKCS_PARAMETER_GEN:
case CKM_X9_42_DH_KEY_PAIR_GEN:
case CKM_X9_42_DH_PARAMETER_GEN:
case CKM_KEA_KEY_PAIR_GEN:
case CKM_GENERIC_SECRET_KEY_GEN:
case CKM_RC2_KEY_GEN:
case CKM_RC4_KEY_GEN:
case CKM_RC4:
case CKM_RC5_KEY_GEN:
case CKM_AES_KEY_GEN:
case CKM_AES_ECB:
case CKM_AES_MAC:
case CKM_DES_KEY_GEN:
case CKM_DES2_KEY_GEN:
case CKM_DES3_KEY_GEN:
case CKM_CDMF_KEY_GEN:
case CKM_CAST_KEY_GEN:
case CKM_CAST3_KEY_GEN:
case CKM_CAST128_KEY_GEN:
case CKM_IDEA_KEY_GEN:
case CKM_SSL3_PRE_MASTER_KEY_GEN:
case CKM_TLS_PRE_MASTER_KEY_GEN:
case CKM_SKIPJACK_KEY_GEN:
case CKM_BATON_KEY_GEN:
case CKM_JUNIPER_KEY_GEN:
case CKM_RC2_ECB:
case CKM_DES_ECB:
case CKM_DES3_ECB:
case CKM_CDMF_ECB:
case CKM_CAST_ECB:
case CKM_CAST3_ECB:
case CKM_CAST128_ECB:
case CKM_RC5_ECB:
case CKM_IDEA_ECB:
case CKM_RC2_MAC:
case CKM_DES_MAC:
case CKM_DES3_MAC:
case CKM_CDMF_MAC:
case CKM_CAST_MAC:
case CKM_CAST3_MAC:
case CKM_RC5_MAC:
case CKM_IDEA_MAC:
case CKM_SSL3_MD5_MAC:
case CKM_SSL3_SHA1_MAC:
case CKM_SKIPJACK_WRAP:
case CKM_BATON_WRAP:
case CKM_JUNIPER_WRAP:
case CKM_MD2:
case CKM_MD2_HMAC:
case CKM_MD5:
case CKM_MD5_HMAC:
case CKM_SHA_1:
case CKM_SHA_1_HMAC:
case CKM_SHA256:
case CKM_SHA256_HMAC:
case CKM_SHA384:
case CKM_SHA384_HMAC:
case CKM_SHA512:
case CKM_SHA512_HMAC:
case CKM_FASTHASH:
case CKM_RIPEMD128:
case CKM_RIPEMD128_HMAC:
case CKM_RIPEMD160:
case CKM_RIPEMD160_HMAC:
case CKM_KEY_WRAP_LYNKS:
return 1;
default:
return 0;
};
}
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