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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Network Security Services (NSS).
*
* The Initial Developer of the Original Code is
* Red Hat, Inc.
* Portions created by the Initial Developer are Copyright (C) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* This file implements audit logging required by FIPS 140-2 Security
* Level 2.
*/
#include "prprf.h"
#include "softoken.h"
/*
* Print the value of the returned object handle in the output buffer
* on a successful return of the PKCS #11 function. If the PKCS #11
* function failed or the pointer to object handle is NULL (which is
* the case for C_DeriveKey with CKM_TLS_KEY_AND_MAC_DERIVE), an empty
* string is stored in the output buffer.
*
* out: the output buffer
* outlen: the length of the output buffer
* argName: the name of the "pointer to object handle" argument
* phObject: the pointer to object handle
* rv: the return value of the PKCS #11 function
*/
static void sftk_PrintReturnedObjectHandle(char *out, PRUint32 outlen,
const char *argName, CK_OBJECT_HANDLE_PTR phObject, CK_RV rv)
{
if ((rv == CKR_OK) && phObject) {
PR_snprintf(out, outlen,
" *%s=0x%08lX", argName, (PRUint32)*phObject);
} else {
PORT_Assert(outlen != 0);
out[0] = '\0';
}
}
/*
* MECHANISM_BUFSIZE needs to be large enough for sftk_PrintMechanism,
* which uses <= 49 bytes.
*/
#define MECHANISM_BUFSIZE 64
static void sftk_PrintMechanism(char *out, PRUint32 outlen,
CK_MECHANISM_PTR pMechanism)
{
if (pMechanism) {
/*
* If we change the format string, we need to make sure
* MECHANISM_BUFSIZE is still large enough. We allow
* 20 bytes for %p on a 64-bit platform.
*/
PR_snprintf(out, outlen, "%p {mechanism=0x%08lX, ...}",
pMechanism, (PRUint32)pMechanism->mechanism);
} else {
PR_snprintf(out, outlen, "%p", pMechanism);
}
}
void sftk_AuditCreateObject(CK_SESSION_HANDLE hSession,
CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount,
CK_OBJECT_HANDLE_PTR phObject, CK_RV rv)
{
char msg[256];
char shObject[32];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintReturnedObjectHandle(shObject, sizeof shObject,
"phObject", phObject, rv);
PR_snprintf(msg, sizeof msg,
"C_CreateObject(hSession=0x%08lX, pTemplate=%p, ulCount=%lu, "
"phObject=%p)=0x%08lX%s",
(PRUint32)hSession, pTemplate, (PRUint32)ulCount,
phObject, (PRUint32)rv, shObject);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditCopyObject(CK_SESSION_HANDLE hSession,
CK_OBJECT_HANDLE hObject, CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount,
CK_OBJECT_HANDLE_PTR phNewObject, CK_RV rv)
{
char msg[256];
char shNewObject[32];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintReturnedObjectHandle(shNewObject, sizeof shNewObject,
"phNewObject", phNewObject, rv);
PR_snprintf(msg, sizeof msg,
"C_CopyObject(hSession=0x%08lX, hObject=0x%08lX, "
"pTemplate=%p, ulCount=%lu, phNewObject=%p)=0x%08lX%s",
(PRUint32)hSession, (PRUint32)hObject,
pTemplate, (PRUint32)ulCount, phNewObject, (PRUint32)rv, shNewObject);
sftk_LogAuditMessage(severity, msg);
}
/* WARNING: hObject has been destroyed and can only be printed. */
void sftk_AuditDestroyObject(CK_SESSION_HANDLE hSession,
CK_OBJECT_HANDLE hObject, CK_RV rv)
{
char msg[256];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
PR_snprintf(msg, sizeof msg,
"C_DestroyObject(hSession=0x%08lX, hObject=0x%08lX)=0x%08lX",
(PRUint32)hSession, (PRUint32)hObject, (PRUint32)rv);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditGetObjectSize(CK_SESSION_HANDLE hSession,
CK_OBJECT_HANDLE hObject, CK_ULONG_PTR pulSize, CK_RV rv)
{
char msg[256];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
PR_snprintf(msg, sizeof msg,
"C_GetObjectSize(hSession=0x%08lX, hObject=0x%08lX, "
"pulSize=%p)=0x%08lX",
(PRUint32)hSession, (PRUint32)hObject,
pulSize, (PRUint32)rv);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditGetAttributeValue(CK_SESSION_HANDLE hSession,
CK_OBJECT_HANDLE hObject, CK_ATTRIBUTE_PTR pTemplate,
CK_ULONG ulCount, CK_RV rv)
{
char msg[256];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
PR_snprintf(msg, sizeof msg,
"C_GetAttributeValue(hSession=0x%08lX, hObject=0x%08lX, "
"pTemplate=%p, ulCount=%lu)=0x%08lX",
(PRUint32)hSession, (PRUint32)hObject,
pTemplate, (PRUint32)ulCount, (PRUint32)rv);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditSetAttributeValue(CK_SESSION_HANDLE hSession,
CK_OBJECT_HANDLE hObject, CK_ATTRIBUTE_PTR pTemplate,
CK_ULONG ulCount, CK_RV rv)
{
char msg[256];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
PR_snprintf(msg, sizeof msg,
"C_SetAttributeValue(hSession=0x%08lX, hObject=0x%08lX, "
"pTemplate=%p, ulCount=%lu)=0x%08lX",
(PRUint32)hSession, (PRUint32)hObject,
pTemplate, (PRUint32)ulCount, (PRUint32)rv);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditCryptInit(const char *opName, CK_SESSION_HANDLE hSession,
CK_MECHANISM_PTR pMechanism, CK_OBJECT_HANDLE hKey, CK_RV rv)
{
char msg[256];
char mech[MECHANISM_BUFSIZE];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintMechanism(mech, sizeof mech, pMechanism);
PR_snprintf(msg, sizeof msg,
"C_%sInit(hSession=0x%08lX, pMechanism=%s, "
"hKey=0x%08lX)=0x%08lX",
opName, (PRUint32)hSession, mech,
(PRUint32)hKey, (PRUint32)rv);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditGenerateKey(CK_SESSION_HANDLE hSession,
CK_MECHANISM_PTR pMechanism, CK_ATTRIBUTE_PTR pTemplate,
CK_ULONG ulCount, CK_OBJECT_HANDLE_PTR phKey, CK_RV rv)
{
char msg[256];
char mech[MECHANISM_BUFSIZE];
char shKey[32];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintMechanism(mech, sizeof mech, pMechanism);
sftk_PrintReturnedObjectHandle(shKey, sizeof shKey, "phKey", phKey, rv);
PR_snprintf(msg, sizeof msg,
"C_GenerateKey(hSession=0x%08lX, pMechanism=%s, "
"pTemplate=%p, ulCount=%lu, phKey=%p)=0x%08lX%s",
(PRUint32)hSession, mech,
pTemplate, (PRUint32)ulCount, phKey, (PRUint32)rv, shKey);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditGenerateKeyPair(CK_SESSION_HANDLE hSession,
CK_MECHANISM_PTR pMechanism, CK_ATTRIBUTE_PTR pPublicKeyTemplate,
CK_ULONG ulPublicKeyAttributeCount, CK_ATTRIBUTE_PTR pPrivateKeyTemplate,
CK_ULONG ulPrivateKeyAttributeCount, CK_OBJECT_HANDLE_PTR phPublicKey,
CK_OBJECT_HANDLE_PTR phPrivateKey, CK_RV rv)
{
char msg[512];
char mech[MECHANISM_BUFSIZE];
char shPublicKey[32];
char shPrivateKey[32];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintMechanism(mech, sizeof mech, pMechanism);
sftk_PrintReturnedObjectHandle(shPublicKey, sizeof shPublicKey,
"phPublicKey", phPublicKey, rv);
sftk_PrintReturnedObjectHandle(shPrivateKey, sizeof shPrivateKey,
"phPrivateKey", phPrivateKey, rv);
PR_snprintf(msg, sizeof msg,
"C_GenerateKeyPair(hSession=0x%08lX, pMechanism=%s, "
"pPublicKeyTemplate=%p, ulPublicKeyAttributeCount=%lu, "
"pPrivateKeyTemplate=%p, ulPrivateKeyAttributeCount=%lu, "
"phPublicKey=%p, phPrivateKey=%p)=0x%08lX%s%s",
(PRUint32)hSession, mech,
pPublicKeyTemplate, (PRUint32)ulPublicKeyAttributeCount,
pPrivateKeyTemplate, (PRUint32)ulPrivateKeyAttributeCount,
phPublicKey, phPrivateKey, (PRUint32)rv, shPublicKey, shPrivateKey);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditWrapKey(CK_SESSION_HANDLE hSession,
CK_MECHANISM_PTR pMechanism, CK_OBJECT_HANDLE hWrappingKey,
CK_OBJECT_HANDLE hKey, CK_BYTE_PTR pWrappedKey,
CK_ULONG_PTR pulWrappedKeyLen, CK_RV rv)
{
char msg[256];
char mech[MECHANISM_BUFSIZE];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintMechanism(mech, sizeof mech, pMechanism);
PR_snprintf(msg, sizeof msg,
"C_WrapKey(hSession=0x%08lX, pMechanism=%s, hWrappingKey=0x%08lX, "
"hKey=0x%08lX, pWrappedKey=%p, pulWrappedKeyLen=%p)=0x%08lX",
(PRUint32)hSession, mech, (PRUint32)hWrappingKey,
(PRUint32)hKey, pWrappedKey, pulWrappedKeyLen, (PRUint32)rv);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditUnwrapKey(CK_SESSION_HANDLE hSession,
CK_MECHANISM_PTR pMechanism, CK_OBJECT_HANDLE hUnwrappingKey,
CK_BYTE_PTR pWrappedKey, CK_ULONG ulWrappedKeyLen,
CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulAttributeCount,
CK_OBJECT_HANDLE_PTR phKey, CK_RV rv)
{
char msg[256];
char mech[MECHANISM_BUFSIZE];
char shKey[32];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintMechanism(mech, sizeof mech, pMechanism);
sftk_PrintReturnedObjectHandle(shKey, sizeof shKey, "phKey", phKey, rv);
PR_snprintf(msg, sizeof msg,
"C_UnwrapKey(hSession=0x%08lX, pMechanism=%s, "
"hUnwrappingKey=0x%08lX, pWrappedKey=%p, ulWrappedKeyLen=%lu, "
"pTemplate=%p, ulAttributeCount=%lu, phKey=%p)=0x%08lX%s",
(PRUint32)hSession, mech,
(PRUint32)hUnwrappingKey, pWrappedKey, (PRUint32)ulWrappedKeyLen,
pTemplate, (PRUint32)ulAttributeCount, phKey, (PRUint32)rv, shKey);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditDeriveKey(CK_SESSION_HANDLE hSession,
CK_MECHANISM_PTR pMechanism, CK_OBJECT_HANDLE hBaseKey,
CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulAttributeCount,
CK_OBJECT_HANDLE_PTR phKey, CK_RV rv)
{
char msg[512];
char mech[MECHANISM_BUFSIZE];
char shKey[32];
char sTlsKeys[128];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
sftk_PrintMechanism(mech, sizeof mech, pMechanism);
sftk_PrintReturnedObjectHandle(shKey, sizeof shKey, "phKey", phKey, rv);
if ((rv == CKR_OK) &&
(pMechanism->mechanism == CKM_TLS_KEY_AND_MAC_DERIVE)) {
CK_SSL3_KEY_MAT_PARAMS *param =
(CK_SSL3_KEY_MAT_PARAMS *)pMechanism->pParameter;
CK_SSL3_KEY_MAT_OUT *keymat = param->pReturnedKeyMaterial;
PR_snprintf(sTlsKeys, sizeof sTlsKeys,
" hClientMacSecret=0x%08lX hServerMacSecret=0x%08lX"
" hClientKey=0x%08lX hServerKey=0x%08lX",
(PRUint32)keymat->hClientMacSecret,
(PRUint32)keymat->hServerMacSecret,
(PRUint32)keymat->hClientKey,
(PRUint32)keymat->hServerKey);
} else {
sTlsKeys[0] = '\0';
}
PR_snprintf(msg, sizeof msg,
"C_DeriveKey(hSession=0x%08lX, pMechanism=%s, "
"hBaseKey=0x%08lX, pTemplate=%p, ulAttributeCount=%lu, "
"phKey=%p)=0x%08lX%s%s",
(PRUint32)hSession, mech,
(PRUint32)hBaseKey, pTemplate,(PRUint32)ulAttributeCount,
phKey, (PRUint32)rv, shKey, sTlsKeys);
sftk_LogAuditMessage(severity, msg);
}
void sftk_AuditDigestKey(CK_SESSION_HANDLE hSession,
CK_OBJECT_HANDLE hKey, CK_RV rv)
{
char msg[256];
NSSAuditSeverity severity = (rv == CKR_OK) ?
NSS_AUDIT_INFO : NSS_AUDIT_ERROR;
PR_snprintf(msg, sizeof msg,
"C_DigestKey(hSession=0x%08lX, hKey=0x%08lX)=0x%08lX",
(PRUint32)hSession, (PRUint32)hKey, (PRUint32)rv);
sftk_LogAuditMessage(severity, msg);
}
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