/
pkcs11.c
4930 lines (4425 loc) · 162 KB
/
pkcs11.c
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* This file implements PKCS 11 on top of our existing security modules
*
* For more information about PKCS 11 See PKCS 11 Token Inteface Standard.
* This implementation has two slots:
* slot 1 is our generic crypto support. It does not require login.
* It supports Public Key ops, and all they bulk ciphers and hashes.
* It can also support Private Key ops for imported Private keys. It does
* not have any token storage.
* slot 2 is our private key support. It requires a login before use. It
* can store Private Keys and Certs as token objects. Currently only private
* keys and their associated Certificates are saved on the token.
*
* In this implementation, session objects are only visible to the session
* that created or generated them.
*/
#include "seccomon.h"
#include "secitem.h"
#include "pkcs11.h"
#include "pkcs11i.h"
#include "softoken.h"
#include "lowkeyi.h"
#include "blapi.h"
#include "secder.h"
#include "secport.h"
#include "secrng.h"
#include "prtypes.h"
#include "nspr.h"
#include "softkver.h"
#include "secoid.h"
#include "sftkdb.h"
#include "utilpars.h"
#include "ec.h"
#include "secasn1.h"
#include "secerr.h"
#include "lgglue.h"
PRBool parentForkedAfterC_Initialize;
#ifndef NO_FORK_CHECK
PRBool sftkForkCheckDisabled;
#if defined(CHECK_FORK_PTHREAD) || defined(CHECK_FORK_MIXED)
PRBool forked = PR_FALSE;
#endif
#if defined(CHECK_FORK_GETPID) || defined(CHECK_FORK_MIXED)
#include <unistd.h>
pid_t myPid;
#endif
#ifdef CHECK_FORK_MIXED
#include <sys/systeminfo.h>
PRBool usePthread_atfork;
#endif
#endif
/*
* ******************** Static data *******************************
*/
/* The next three strings must be exactly 32 characters long */
static char *manufacturerID = "Mozilla Foundation ";
static char manufacturerID_space[33];
static char *libraryDescription = "NSS Internal Crypto Services ";
static char libraryDescription_space[33];
/*
* In FIPS mode, we disallow login attempts for 1 second after a login
* failure so that there are at most 60 login attempts per minute.
*/
static PRIntervalTime loginWaitTime;
static PRUint32 minSessionObjectHandle = 1U;
#define __PASTE(x, y) x##y
/*
* we renamed all our internal functions, get the correct
* definitions for them...
*/
#undef CK_PKCS11_FUNCTION_INFO
#undef CK_NEED_ARG_LIST
#define CK_EXTERN extern
#define CK_PKCS11_FUNCTION_INFO(func) \
CK_RV __PASTE(NS, func)
#define CK_NEED_ARG_LIST 1
#include "pkcs11f.h"
/* build the crypto module table */
static const CK_FUNCTION_LIST sftk_funcList = {
{ 1, 10 },
#undef CK_PKCS11_FUNCTION_INFO
#undef CK_NEED_ARG_LIST
#define CK_PKCS11_FUNCTION_INFO(func) \
__PASTE(NS, func) \
,
#include "pkcs11f.h"
};
#undef CK_PKCS11_FUNCTION_INFO
#undef CK_NEED_ARG_LIST
#undef __PASTE
/* List of DES Weak Keys */
typedef unsigned char desKey[8];
static const desKey sftk_desWeakTable[] = {
#ifdef noParity
/* weak */
{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
{ 0x1e, 0x1e, 0x1e, 0x1e, 0x0e, 0x0e, 0x0e, 0x0e },
{ 0xe0, 0xe0, 0xe0, 0xe0, 0xf0, 0xf0, 0xf0, 0xf0 },
{ 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe },
/* semi-weak */
{ 0x00, 0xfe, 0x00, 0xfe, 0x00, 0xfe, 0x00, 0xfe },
{ 0xfe, 0x00, 0xfe, 0x00, 0x00, 0xfe, 0x00, 0xfe },
{ 0x1e, 0xe0, 0x1e, 0xe0, 0x0e, 0xf0, 0x0e, 0xf0 },
{ 0xe0, 0x1e, 0xe0, 0x1e, 0xf0, 0x0e, 0xf0, 0x0e },
{ 0x00, 0xe0, 0x00, 0xe0, 0x00, 0x0f, 0x00, 0x0f },
{ 0xe0, 0x00, 0xe0, 0x00, 0xf0, 0x00, 0xf0, 0x00 },
{ 0x1e, 0xfe, 0x1e, 0xfe, 0x0e, 0xfe, 0x0e, 0xfe },
{ 0xfe, 0x1e, 0xfe, 0x1e, 0xfe, 0x0e, 0xfe, 0x0e },
{ 0x00, 0x1e, 0x00, 0x1e, 0x00, 0x0e, 0x00, 0x0e },
{ 0x1e, 0x00, 0x1e, 0x00, 0x0e, 0x00, 0x0e, 0x00 },
{ 0xe0, 0xfe, 0xe0, 0xfe, 0xf0, 0xfe, 0xf0, 0xfe },
{ 0xfe, 0xe0, 0xfe, 0xe0, 0xfe, 0xf0, 0xfe, 0xf0 },
#else
/* weak */
{ 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 },
{ 0x1f, 0x1f, 0x1f, 0x1f, 0x0e, 0x0e, 0x0e, 0x0e },
{ 0xe0, 0xe0, 0xe0, 0xe0, 0xf1, 0xf1, 0xf1, 0xf1 },
{ 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe },
/* semi-weak */
{ 0x01, 0xfe, 0x01, 0xfe, 0x01, 0xfe, 0x01, 0xfe },
{ 0xfe, 0x01, 0xfe, 0x01, 0xfe, 0x01, 0xfe, 0x01 },
{ 0x1f, 0xe0, 0x1f, 0xe0, 0x0e, 0xf1, 0x0e, 0xf1 },
{ 0xe0, 0x1f, 0xe0, 0x1f, 0xf1, 0x0e, 0xf1, 0x0e },
{ 0x01, 0xe0, 0x01, 0xe0, 0x01, 0xf1, 0x01, 0xf1 },
{ 0xe0, 0x01, 0xe0, 0x01, 0xf1, 0x01, 0xf1, 0x01 },
{ 0x1f, 0xfe, 0x1f, 0xfe, 0x0e, 0xfe, 0x0e, 0xfe },
{ 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x0e, 0xfe, 0x0e },
{ 0x01, 0x1f, 0x01, 0x1f, 0x01, 0x0e, 0x01, 0x0e },
{ 0x1f, 0x01, 0x1f, 0x01, 0x0e, 0x01, 0x0e, 0x01 },
{ 0xe0, 0xfe, 0xe0, 0xfe, 0xf1, 0xfe, 0xf1, 0xfe },
{ 0xfe, 0xe0, 0xfe, 0xe0, 0xfe, 0xf1, 0xfe, 0xf1 }
#endif
};
static const int sftk_desWeakTableSize = sizeof(sftk_desWeakTable) /
sizeof(sftk_desWeakTable[0]);
/* DES KEY Parity conversion table. Takes each byte/2 as an index, returns
* that byte with the proper parity bit set */
static const unsigned char parityTable[256] = {
/* Even...0x00,0x02,0x04,0x06,0x08,0x0a,0x0c,0x0e */
/* E */ 0x01, 0x02, 0x04, 0x07, 0x08, 0x0b, 0x0d, 0x0e,
/* Odd....0x10,0x12,0x14,0x16,0x18,0x1a,0x1c,0x1e */
/* O */ 0x10, 0x13, 0x15, 0x16, 0x19, 0x1a, 0x1c, 0x1f,
/* Odd....0x20,0x22,0x24,0x26,0x28,0x2a,0x2c,0x2e */
/* O */ 0x20, 0x23, 0x25, 0x26, 0x29, 0x2a, 0x2c, 0x2f,
/* Even...0x30,0x32,0x34,0x36,0x38,0x3a,0x3c,0x3e */
/* E */ 0x31, 0x32, 0x34, 0x37, 0x38, 0x3b, 0x3d, 0x3e,
/* Odd....0x40,0x42,0x44,0x46,0x48,0x4a,0x4c,0x4e */
/* O */ 0x40, 0x43, 0x45, 0x46, 0x49, 0x4a, 0x4c, 0x4f,
/* Even...0x50,0x52,0x54,0x56,0x58,0x5a,0x5c,0x5e */
/* E */ 0x51, 0x52, 0x54, 0x57, 0x58, 0x5b, 0x5d, 0x5e,
/* Even...0x60,0x62,0x64,0x66,0x68,0x6a,0x6c,0x6e */
/* E */ 0x61, 0x62, 0x64, 0x67, 0x68, 0x6b, 0x6d, 0x6e,
/* Odd....0x70,0x72,0x74,0x76,0x78,0x7a,0x7c,0x7e */
/* O */ 0x70, 0x73, 0x75, 0x76, 0x79, 0x7a, 0x7c, 0x7f,
/* Odd....0x80,0x82,0x84,0x86,0x88,0x8a,0x8c,0x8e */
/* O */ 0x80, 0x83, 0x85, 0x86, 0x89, 0x8a, 0x8c, 0x8f,
/* Even...0x90,0x92,0x94,0x96,0x98,0x9a,0x9c,0x9e */
/* E */ 0x91, 0x92, 0x94, 0x97, 0x98, 0x9b, 0x9d, 0x9e,
/* Even...0xa0,0xa2,0xa4,0xa6,0xa8,0xaa,0xac,0xae */
/* E */ 0xa1, 0xa2, 0xa4, 0xa7, 0xa8, 0xab, 0xad, 0xae,
/* Odd....0xb0,0xb2,0xb4,0xb6,0xb8,0xba,0xbc,0xbe */
/* O */ 0xb0, 0xb3, 0xb5, 0xb6, 0xb9, 0xba, 0xbc, 0xbf,
/* Even...0xc0,0xc2,0xc4,0xc6,0xc8,0xca,0xcc,0xce */
/* E */ 0xc1, 0xc2, 0xc4, 0xc7, 0xc8, 0xcb, 0xcd, 0xce,
/* Odd....0xd0,0xd2,0xd4,0xd6,0xd8,0xda,0xdc,0xde */
/* O */ 0xd0, 0xd3, 0xd5, 0xd6, 0xd9, 0xda, 0xdc, 0xdf,
/* Odd....0xe0,0xe2,0xe4,0xe6,0xe8,0xea,0xec,0xee */
/* O */ 0xe0, 0xe3, 0xe5, 0xe6, 0xe9, 0xea, 0xec, 0xef,
/* Even...0xf0,0xf2,0xf4,0xf6,0xf8,0xfa,0xfc,0xfe */
/* E */ 0xf1, 0xf2, 0xf4, 0xf7, 0xf8, 0xfb, 0xfd, 0xfe,
};
/* Mechanisms */
struct mechanismList {
CK_MECHANISM_TYPE type;
CK_MECHANISM_INFO info;
PRBool privkey;
};
/*
* the following table includes a complete list of mechanism defined by
* PKCS #11 version 2.01. Those Mechanisms not supported by this PKCS #11
* module are ifdef'ed out.
*/
#define CKF_EN_DE CKF_ENCRYPT | CKF_DECRYPT
#define CKF_WR_UN CKF_WRAP | CKF_UNWRAP
#define CKF_SN_VR CKF_SIGN | CKF_VERIFY
#define CKF_SN_RE CKF_SIGN_RECOVER | CKF_VERIFY_RECOVER
#define CKF_EN_DE_WR_UN CKF_EN_DE | CKF_WR_UN
#define CKF_SN_VR_RE CKF_SN_VR | CKF_SN_RE
#define CKF_DUZ_IT_ALL CKF_EN_DE_WR_UN | CKF_SN_VR_RE
#define CKF_EC_PNU CKF_EC_FP | CKF_EC_NAMEDCURVE | CKF_EC_UNCOMPRESS
#define CKF_EC_BPNU CKF_EC_F_2M | CKF_EC_PNU
#define CK_MAX 0xffffffff
static const struct mechanismList mechanisms[] = {
/*
* PKCS #11 Mechanism List.
*
* The first argument is the PKCS #11 Mechanism we support.
* The second argument is Mechanism info structure. It includes:
* The minimum key size,
* in bits for RSA, DSA, DH, EC*, KEA, RC2 and RC4 * algs.
* in bytes for RC5, AES, Camellia, and CAST*
* ignored for DES*, IDEA and FORTEZZA based
* The maximum key size,
* in bits for RSA, DSA, DH, EC*, KEA, RC2 and RC4 * algs.
* in bytes for RC5, AES, Camellia, and CAST*
* ignored for DES*, IDEA and FORTEZZA based
* Flags
* What operations are supported by this mechanism.
* The third argument is a bool which tells if this mechanism is
* supported in the database token.
*
*/
/* ------------------------- RSA Operations ---------------------------*/
{ CKM_RSA_PKCS_KEY_PAIR_GEN, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_GENERATE_KEY_PAIR }, PR_TRUE },
{ CKM_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_DUZ_IT_ALL }, PR_TRUE },
{ CKM_RSA_PKCS_PSS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
{ CKM_RSA_PKCS_OAEP, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_EN_DE_WR_UN }, PR_TRUE },
#ifdef SFTK_RSA9796_SUPPORTED
{ CKM_RSA_9796, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_DUZ_IT_ALL }, PR_TRUE },
#endif
{ CKM_RSA_X_509, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_DUZ_IT_ALL }, PR_TRUE },
/* -------------- RSA Multipart Signing Operations -------------------- */
{ CKM_MD2_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
{ CKM_MD5_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA1_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA224_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA256_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA384_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA512_RSA_PKCS, { RSA_MIN_MODULUS_BITS, CK_MAX, CKF_SN_VR }, PR_TRUE },
/* ------------------------- DSA Operations --------------------------- */
{ CKM_DSA_KEY_PAIR_GEN, { DSA_MIN_P_BITS, DSA_MAX_P_BITS, CKF_GENERATE_KEY_PAIR }, PR_TRUE },
{ CKM_DSA, { DSA_MIN_P_BITS, DSA_MAX_P_BITS, CKF_SN_VR }, PR_TRUE },
{ CKM_DSA_PARAMETER_GEN, { DSA_MIN_P_BITS, DSA_MAX_P_BITS, CKF_GENERATE }, PR_TRUE },
{ CKM_DSA_SHA1, { DSA_MIN_P_BITS, DSA_MAX_P_BITS, CKF_SN_VR }, PR_TRUE },
/* -------------------- Diffie Hellman Operations --------------------- */
/* no diffie hellman yet */
{ CKM_DH_PKCS_KEY_PAIR_GEN, { DH_MIN_P_BITS, DH_MAX_P_BITS, CKF_GENERATE_KEY_PAIR }, PR_TRUE },
{ CKM_DH_PKCS_DERIVE, { DH_MIN_P_BITS, DH_MAX_P_BITS, CKF_DERIVE }, PR_TRUE },
/* -------------------- Elliptic Curve Operations --------------------- */
{ CKM_EC_KEY_PAIR_GEN, { EC_MIN_KEY_BITS, EC_MAX_KEY_BITS, CKF_GENERATE_KEY_PAIR | CKF_EC_BPNU }, PR_TRUE },
{ CKM_ECDH1_DERIVE, { EC_MIN_KEY_BITS, EC_MAX_KEY_BITS, CKF_DERIVE | CKF_EC_BPNU }, PR_TRUE },
{ CKM_ECDSA, { EC_MIN_KEY_BITS, EC_MAX_KEY_BITS, CKF_SN_VR | CKF_EC_BPNU }, PR_TRUE },
{ CKM_ECDSA_SHA1, { EC_MIN_KEY_BITS, EC_MAX_KEY_BITS, CKF_SN_VR | CKF_EC_BPNU }, PR_TRUE },
/* ------------------------- RC2 Operations --------------------------- */
{ CKM_RC2_KEY_GEN, { 1, 128, CKF_GENERATE }, PR_TRUE },
{ CKM_RC2_ECB, { 1, 128, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_RC2_CBC, { 1, 128, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_RC2_MAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_RC2_MAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_RC2_CBC_PAD, { 1, 128, CKF_EN_DE_WR_UN }, PR_TRUE },
/* ------------------------- RC4 Operations --------------------------- */
{ CKM_RC4_KEY_GEN, { 1, 256, CKF_GENERATE }, PR_FALSE },
{ CKM_RC4, { 1, 256, CKF_EN_DE_WR_UN }, PR_FALSE },
/* ------------------------- DES Operations --------------------------- */
{ CKM_DES_KEY_GEN, { 8, 8, CKF_GENERATE }, PR_TRUE },
{ CKM_DES_ECB, { 8, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_DES_CBC, { 8, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_DES_MAC, { 8, 8, CKF_SN_VR }, PR_TRUE },
{ CKM_DES_MAC_GENERAL, { 8, 8, CKF_SN_VR }, PR_TRUE },
{ CKM_DES_CBC_PAD, { 8, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_DES2_KEY_GEN, { 24, 24, CKF_GENERATE }, PR_TRUE },
{ CKM_DES3_KEY_GEN, { 24, 24, CKF_GENERATE }, PR_TRUE },
{ CKM_DES3_ECB, { 24, 24, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_DES3_CBC, { 24, 24, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_DES3_MAC, { 24, 24, CKF_SN_VR }, PR_TRUE },
{ CKM_DES3_MAC_GENERAL, { 24, 24, CKF_SN_VR }, PR_TRUE },
{ CKM_DES3_CBC_PAD, { 24, 24, CKF_EN_DE_WR_UN }, PR_TRUE },
/* ------------------------- CDMF Operations --------------------------- */
{ CKM_CDMF_KEY_GEN, { 8, 8, CKF_GENERATE }, PR_TRUE },
{ CKM_CDMF_ECB, { 8, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CDMF_CBC, { 8, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CDMF_MAC, { 8, 8, CKF_SN_VR }, PR_TRUE },
{ CKM_CDMF_MAC_GENERAL, { 8, 8, CKF_SN_VR }, PR_TRUE },
{ CKM_CDMF_CBC_PAD, { 8, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
/* ------------------------- AES Operations --------------------------- */
{ CKM_AES_KEY_GEN, { 16, 32, CKF_GENERATE }, PR_TRUE },
{ CKM_AES_ECB, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_AES_CBC, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_AES_MAC, { 16, 32, CKF_SN_VR }, PR_TRUE },
{ CKM_AES_MAC_GENERAL, { 16, 32, CKF_SN_VR }, PR_TRUE },
{ CKM_AES_CBC_PAD, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_AES_CTS, { 16, 32, CKF_EN_DE }, PR_TRUE },
{ CKM_AES_CTR, { 16, 32, CKF_EN_DE }, PR_TRUE },
{ CKM_AES_GCM, { 16, 32, CKF_EN_DE }, PR_TRUE },
/* ------------------------- Camellia Operations --------------------- */
{ CKM_CAMELLIA_KEY_GEN, { 16, 32, CKF_GENERATE }, PR_TRUE },
{ CKM_CAMELLIA_ECB, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAMELLIA_CBC, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAMELLIA_MAC, { 16, 32, CKF_SN_VR }, PR_TRUE },
{ CKM_CAMELLIA_MAC_GENERAL, { 16, 32, CKF_SN_VR }, PR_TRUE },
{ CKM_CAMELLIA_CBC_PAD, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
/* ------------------------- SEED Operations --------------------------- */
{ CKM_SEED_KEY_GEN, { 16, 16, CKF_GENERATE }, PR_TRUE },
{ CKM_SEED_ECB, { 16, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_SEED_CBC, { 16, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_SEED_MAC, { 16, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_SEED_MAC_GENERAL, { 16, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_SEED_CBC_PAD, { 16, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
#ifndef NSS_DISABLE_CHACHAPOLY
/* ------------------------- ChaCha20 Operations ---------------------- */
{ CKM_NSS_CHACHA20_KEY_GEN, { 32, 32, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_CHACHA20_POLY1305, { 32, 32, CKF_EN_DE }, PR_TRUE },
#endif /* NSS_DISABLE_CHACHAPOLY */
/* ------------------------- Hashing Operations ----------------------- */
{ CKM_MD2, { 0, 0, CKF_DIGEST }, PR_FALSE },
{ CKM_MD2_HMAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_MD2_HMAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_MD5, { 0, 0, CKF_DIGEST }, PR_FALSE },
{ CKM_MD5_HMAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_MD5_HMAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA_1, { 0, 0, CKF_DIGEST }, PR_FALSE },
{ CKM_SHA_1_HMAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA_1_HMAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA224, { 0, 0, CKF_DIGEST }, PR_FALSE },
{ CKM_SHA224_HMAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA224_HMAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA256, { 0, 0, CKF_DIGEST }, PR_FALSE },
{ CKM_SHA256_HMAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA256_HMAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA384, { 0, 0, CKF_DIGEST }, PR_FALSE },
{ CKM_SHA384_HMAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA384_HMAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA512, { 0, 0, CKF_DIGEST }, PR_FALSE },
{ CKM_SHA512_HMAC, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_SHA512_HMAC_GENERAL, { 1, 128, CKF_SN_VR }, PR_TRUE },
{ CKM_TLS_PRF_GENERAL, { 0, 512, CKF_SN_VR }, PR_FALSE },
{ CKM_TLS_MAC, { 0, 512, CKF_SN_VR }, PR_FALSE },
{ CKM_NSS_TLS_PRF_GENERAL_SHA256,
{ 0, 512, CKF_SN_VR },
PR_FALSE },
/* ------------------------- HKDF Operations -------------------------- */
{ CKM_NSS_HKDF_SHA1, { 1, 128, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_HKDF_SHA256, { 1, 128, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_HKDF_SHA384, { 1, 128, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_HKDF_SHA512, { 1, 128, CKF_DERIVE }, PR_TRUE },
/* ------------------------- CAST Operations --------------------------- */
#ifdef NSS_SOFTOKEN_DOES_CAST
/* Cast operations are not supported ( yet? ) */
{ CKM_CAST_KEY_GEN, { 1, 8, CKF_GENERATE }, PR_TRUE },
{ CKM_CAST_ECB, { 1, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST_CBC, { 1, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST_MAC, { 1, 8, CKF_SN_VR }, PR_TRUE },
{ CKM_CAST_MAC_GENERAL, { 1, 8, CKF_SN_VR }, PR_TRUE },
{ CKM_CAST_CBC_PAD, { 1, 8, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST3_KEY_GEN, { 1, 16, CKF_GENERATE }, PR_TRUE },
{ CKM_CAST3_ECB, { 1, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST3_CBC, { 1, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST3_MAC, { 1, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_CAST3_MAC_GENERAL, { 1, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_CAST3_CBC_PAD, { 1, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST5_KEY_GEN, { 1, 16, CKF_GENERATE }, PR_TRUE },
{ CKM_CAST5_ECB, { 1, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST5_CBC, { 1, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_CAST5_MAC, { 1, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_CAST5_MAC_GENERAL, { 1, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_CAST5_CBC_PAD, { 1, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
#endif
#if NSS_SOFTOKEN_DOES_RC5
/* ------------------------- RC5 Operations --------------------------- */
{ CKM_RC5_KEY_GEN, { 1, 32, CKF_GENERATE }, PR_TRUE },
{ CKM_RC5_ECB, { 1, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_RC5_CBC, { 1, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_RC5_MAC, { 1, 32, CKF_SN_VR }, PR_TRUE },
{ CKM_RC5_MAC_GENERAL, { 1, 32, CKF_SN_VR }, PR_TRUE },
{ CKM_RC5_CBC_PAD, { 1, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
#endif
#ifdef NSS_SOFTOKEN_DOES_IDEA
/* ------------------------- IDEA Operations -------------------------- */
{ CKM_IDEA_KEY_GEN, { 16, 16, CKF_GENERATE }, PR_TRUE },
{ CKM_IDEA_ECB, { 16, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_IDEA_CBC, { 16, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_IDEA_MAC, { 16, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_IDEA_MAC_GENERAL, { 16, 16, CKF_SN_VR }, PR_TRUE },
{ CKM_IDEA_CBC_PAD, { 16, 16, CKF_EN_DE_WR_UN }, PR_TRUE },
#endif
/* --------------------- Secret Key Operations ------------------------ */
{ CKM_GENERIC_SECRET_KEY_GEN, { 1, 32, CKF_GENERATE }, PR_TRUE },
{ CKM_CONCATENATE_BASE_AND_KEY, { 1, 32, CKF_GENERATE }, PR_FALSE },
{ CKM_CONCATENATE_BASE_AND_DATA, { 1, 32, CKF_GENERATE }, PR_FALSE },
{ CKM_CONCATENATE_DATA_AND_BASE, { 1, 32, CKF_GENERATE }, PR_FALSE },
{ CKM_XOR_BASE_AND_DATA, { 1, 32, CKF_GENERATE }, PR_FALSE },
{ CKM_EXTRACT_KEY_FROM_KEY, { 1, 32, CKF_DERIVE }, PR_FALSE },
/* ---------------------- SSL Key Derivations ------------------------- */
{ CKM_SSL3_PRE_MASTER_KEY_GEN, { 48, 48, CKF_GENERATE }, PR_FALSE },
{ CKM_SSL3_MASTER_KEY_DERIVE, { 48, 48, CKF_DERIVE }, PR_FALSE },
{ CKM_SSL3_MASTER_KEY_DERIVE_DH, { 8, 128, CKF_DERIVE }, PR_FALSE },
{ CKM_SSL3_KEY_AND_MAC_DERIVE, { 48, 48, CKF_DERIVE }, PR_FALSE },
{ CKM_SSL3_MD5_MAC, { 0, 16, CKF_DERIVE }, PR_FALSE },
{ CKM_SSL3_SHA1_MAC, { 0, 20, CKF_DERIVE }, PR_FALSE },
{ CKM_MD5_KEY_DERIVATION, { 0, 16, CKF_DERIVE }, PR_FALSE },
{ CKM_MD2_KEY_DERIVATION, { 0, 16, CKF_DERIVE }, PR_FALSE },
{ CKM_SHA1_KEY_DERIVATION, { 0, 20, CKF_DERIVE }, PR_FALSE },
{ CKM_SHA224_KEY_DERIVATION, { 0, 28, CKF_DERIVE }, PR_FALSE },
{ CKM_SHA256_KEY_DERIVATION, { 0, 32, CKF_DERIVE }, PR_FALSE },
{ CKM_SHA384_KEY_DERIVATION, { 0, 48, CKF_DERIVE }, PR_FALSE },
{ CKM_SHA512_KEY_DERIVATION, { 0, 64, CKF_DERIVE }, PR_FALSE },
{ CKM_TLS_MASTER_KEY_DERIVE, { 48, 48, CKF_DERIVE }, PR_FALSE },
{ CKM_TLS12_MASTER_KEY_DERIVE, { 48, 48, CKF_DERIVE }, PR_FALSE },
{ CKM_NSS_TLS_MASTER_KEY_DERIVE_SHA256,
{ 48, 48, CKF_DERIVE },
PR_FALSE },
{ CKM_TLS_MASTER_KEY_DERIVE_DH, { 8, 128, CKF_DERIVE }, PR_FALSE },
{ CKM_TLS12_MASTER_KEY_DERIVE_DH, { 8, 128, CKF_DERIVE }, PR_FALSE },
{ CKM_NSS_TLS_MASTER_KEY_DERIVE_DH_SHA256,
{ 8, 128, CKF_DERIVE },
PR_FALSE },
{ CKM_TLS_KEY_AND_MAC_DERIVE, { 48, 48, CKF_DERIVE }, PR_FALSE },
{ CKM_TLS12_KEY_AND_MAC_DERIVE, { 48, 48, CKF_DERIVE }, PR_FALSE },
{ CKM_NSS_TLS_KEY_AND_MAC_DERIVE_SHA256,
{ 48, 48, CKF_DERIVE },
PR_FALSE },
{ CKM_NSS_TLS_EXTENDED_MASTER_KEY_DERIVE,
{ 48, 128, CKF_DERIVE },
PR_FALSE },
{ CKM_NSS_TLS_EXTENDED_MASTER_KEY_DERIVE_DH,
{ 48, 128, CKF_DERIVE },
PR_FALSE },
/* ---------------------- PBE Key Derivations ------------------------ */
{ CKM_PBE_MD2_DES_CBC, { 8, 8, CKF_DERIVE }, PR_TRUE },
{ CKM_PBE_MD5_DES_CBC, { 8, 8, CKF_DERIVE }, PR_TRUE },
/* ------------------ NETSCAPE PBE Key Derivations ------------------- */
{ CKM_NETSCAPE_PBE_SHA1_DES_CBC, { 8, 8, CKF_GENERATE }, PR_TRUE },
{ CKM_NETSCAPE_PBE_SHA1_FAULTY_3DES_CBC, { 24, 24, CKF_GENERATE }, PR_TRUE },
{ CKM_PBE_SHA1_DES3_EDE_CBC, { 24, 24, CKF_GENERATE }, PR_TRUE },
{ CKM_PBE_SHA1_DES2_EDE_CBC, { 24, 24, CKF_GENERATE }, PR_TRUE },
{ CKM_PBE_SHA1_RC2_40_CBC, { 40, 40, CKF_GENERATE }, PR_TRUE },
{ CKM_PBE_SHA1_RC2_128_CBC, { 128, 128, CKF_GENERATE }, PR_TRUE },
{ CKM_PBE_SHA1_RC4_40, { 40, 40, CKF_GENERATE }, PR_TRUE },
{ CKM_PBE_SHA1_RC4_128, { 128, 128, CKF_GENERATE }, PR_TRUE },
{ CKM_PBA_SHA1_WITH_SHA1_HMAC, { 20, 20, CKF_GENERATE }, PR_TRUE },
{ CKM_PKCS5_PBKD2, { 1, 256, CKF_GENERATE }, PR_TRUE },
{ CKM_NETSCAPE_PBE_SHA1_HMAC_KEY_GEN, { 20, 20, CKF_GENERATE }, PR_TRUE },
{ CKM_NETSCAPE_PBE_MD5_HMAC_KEY_GEN, { 16, 16, CKF_GENERATE }, PR_TRUE },
{ CKM_NETSCAPE_PBE_MD2_HMAC_KEY_GEN, { 16, 16, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_PKCS12_PBE_SHA224_HMAC_KEY_GEN, { 28, 28, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_PKCS12_PBE_SHA256_HMAC_KEY_GEN, { 32, 32, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_PKCS12_PBE_SHA384_HMAC_KEY_GEN, { 48, 48, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_PKCS12_PBE_SHA512_HMAC_KEY_GEN, { 64, 64, CKF_GENERATE }, PR_TRUE },
/* ------------------ AES Key Wrap (also encrypt) ------------------- */
{ CKM_NETSCAPE_AES_KEY_WRAP, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
{ CKM_NETSCAPE_AES_KEY_WRAP_PAD, { 16, 32, CKF_EN_DE_WR_UN }, PR_TRUE },
/* --------------------------- J-PAKE -------------------------------- */
{ CKM_NSS_JPAKE_ROUND1_SHA1, { 0, 0, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_JPAKE_ROUND1_SHA256, { 0, 0, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_JPAKE_ROUND1_SHA384, { 0, 0, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_JPAKE_ROUND1_SHA512, { 0, 0, CKF_GENERATE }, PR_TRUE },
{ CKM_NSS_JPAKE_ROUND2_SHA1, { 0, 0, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_JPAKE_ROUND2_SHA256, { 0, 0, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_JPAKE_ROUND2_SHA384, { 0, 0, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_JPAKE_ROUND2_SHA512, { 0, 0, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_JPAKE_FINAL_SHA1, { 0, 0, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_JPAKE_FINAL_SHA256, { 0, 0, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_JPAKE_FINAL_SHA384, { 0, 0, CKF_DERIVE }, PR_TRUE },
{ CKM_NSS_JPAKE_FINAL_SHA512, { 0, 0, CKF_DERIVE }, PR_TRUE },
/* -------------------- Constant Time TLS MACs ----------------------- */
{ CKM_NSS_HMAC_CONSTANT_TIME, { 0, 0, CKF_DIGEST }, PR_TRUE },
{ CKM_NSS_SSL3_MAC_CONSTANT_TIME, { 0, 0, CKF_DIGEST }, PR_TRUE }
};
static const CK_ULONG mechanismCount = sizeof(mechanisms) / sizeof(mechanisms[0]);
/* sigh global so fipstokn can read it */
PRBool nsc_init = PR_FALSE;
#if defined(CHECK_FORK_PTHREAD) || defined(CHECK_FORK_MIXED)
#include <pthread.h>
static void
ForkedChild(void)
{
if (nsc_init || nsf_init) {
forked = PR_TRUE;
}
}
#endif
static char *
sftk_setStringName(const char *inString, char *buffer, int buffer_length, PRBool nullTerminate)
{
int full_length, string_length;
full_length = nullTerminate ? buffer_length - 1 : buffer_length;
string_length = PORT_Strlen(inString);
/*
* shorten the string, respecting utf8 encoding
* to do so, we work backward from the end
* bytes looking from the end are either:
* - ascii [0x00,0x7f]
* - the [2-n]th byte of a multibyte sequence
* [0x3F,0xBF], i.e, most significant 2 bits are '10'
* - the first byte of a multibyte sequence [0xC0,0xFD],
* i.e, most significant 2 bits are '11'
*
* When the string is too long, we lop off any trailing '10' bytes,
* if any. When these are all eliminated we lop off
* one additional byte. Thus if we lopped any '10'
* we'll be lopping a '11' byte (the first byte of the multibyte sequence),
* otherwise we're lopping off an ascii character.
*
* To test for '10' bytes, we first AND it with
* 11000000 (0xc0) so that we get 10000000 (0x80) if and only if
* the byte starts with 10. We test for equality.
*/
while (string_length > full_length) {
/* need to shorten */
while (string_length > 0 &&
((inString[string_length - 1] & (char)0xc0) == (char)0x80)) {
/* lop off '10' byte */
string_length--;
}
/*
* test string_length in case bad data is received
* and string consisted of all '10' bytes,
* avoiding any infinite loop
*/
if (string_length) {
/* remove either '11' byte or an asci byte */
string_length--;
}
}
PORT_Memset(buffer, ' ', full_length);
if (nullTerminate) {
buffer[full_length] = 0;
}
PORT_Memcpy(buffer, inString, string_length);
return buffer;
}
/*
* Configuration utils
*/
static CK_RV
sftk_configure(const char *man, const char *libdes)
{
/* make sure the internationalization was done correctly... */
if (man) {
manufacturerID = sftk_setStringName(man, manufacturerID_space,
sizeof(manufacturerID_space), PR_TRUE);
}
if (libdes) {
libraryDescription = sftk_setStringName(libdes,
libraryDescription_space, sizeof(libraryDescription_space),
PR_TRUE);
}
return CKR_OK;
}
/*
* ******************** Password Utilities *******************************
*/
/*
* see if the key DB password is enabled
*/
static PRBool
sftk_hasNullPassword(SFTKSlot *slot, SFTKDBHandle *keydb)
{
PRBool pwenabled;
pwenabled = PR_FALSE;
if (sftkdb_HasPasswordSet(keydb) == SECSuccess) {
PRBool tokenRemoved = PR_FALSE;
SECStatus rv = sftkdb_CheckPassword(keydb, "", &tokenRemoved);
if (tokenRemoved) {
sftk_CloseAllSessions(slot, PR_FALSE);
}
return (rv == SECSuccess);
}
return pwenabled;
}
/*
* ******************** Object Creation Utilities ***************************
*/
/* Make sure a given attribute exists. If it doesn't, initialize it to
* value and len
*/
CK_RV
sftk_defaultAttribute(SFTKObject *object, CK_ATTRIBUTE_TYPE type,
const void *value, unsigned int len)
{
if (!sftk_hasAttribute(object, type)) {
return sftk_AddAttributeType(object, type, value, len);
}
return CKR_OK;
}
/*
* check the consistancy and initialize a Data Object
*/
static CK_RV
sftk_handleDataObject(SFTKSession *session, SFTKObject *object)
{
CK_RV crv;
/* first reject private and token data objects */
if (sftk_isTrue(object, CKA_PRIVATE) || sftk_isTrue(object, CKA_TOKEN)) {
return CKR_ATTRIBUTE_VALUE_INVALID;
}
/* now just verify the required date fields */
crv = sftk_defaultAttribute(object, CKA_APPLICATION, NULL, 0);
if (crv != CKR_OK)
return crv;
crv = sftk_defaultAttribute(object, CKA_VALUE, NULL, 0);
if (crv != CKR_OK)
return crv;
return CKR_OK;
}
/*
* check the consistancy and initialize a Certificate Object
*/
static CK_RV
sftk_handleCertObject(SFTKSession *session, SFTKObject *object)
{
CK_CERTIFICATE_TYPE type;
SFTKAttribute *attribute;
CK_RV crv;
/* certificates must have a type */
if (!sftk_hasAttribute(object, CKA_CERTIFICATE_TYPE)) {
return CKR_TEMPLATE_INCOMPLETE;
}
/* we can't store any certs private */
if (sftk_isTrue(object, CKA_PRIVATE)) {
return CKR_ATTRIBUTE_VALUE_INVALID;
}
/* We only support X.509 Certs for now */
attribute = sftk_FindAttribute(object, CKA_CERTIFICATE_TYPE);
if (attribute == NULL)
return CKR_TEMPLATE_INCOMPLETE;
type = *(CK_CERTIFICATE_TYPE *)attribute->attrib.pValue;
sftk_FreeAttribute(attribute);
if (type != CKC_X_509) {
return CKR_ATTRIBUTE_VALUE_INVALID;
}
/* X.509 Certificate */
/* make sure we have a cert */
if (!sftk_hasAttribute(object, CKA_VALUE)) {
return CKR_TEMPLATE_INCOMPLETE;
}
/* in PKCS #11, Subject is a required field */
if (!sftk_hasAttribute(object, CKA_SUBJECT)) {
return CKR_TEMPLATE_INCOMPLETE;
}
/* in PKCS #11, Issuer is a required field */
if (!sftk_hasAttribute(object, CKA_ISSUER)) {
return CKR_TEMPLATE_INCOMPLETE;
}
/* in PKCS #11, Serial is a required field */
if (!sftk_hasAttribute(object, CKA_SERIAL_NUMBER)) {
return CKR_TEMPLATE_INCOMPLETE;
}
/* add it to the object */
object->objectInfo = NULL;
object->infoFree = (SFTKFree)NULL;
/* now just verify the required date fields */
crv = sftk_defaultAttribute(object, CKA_ID, NULL, 0);
if (crv != CKR_OK) {
return crv;
}
if (sftk_isTrue(object, CKA_TOKEN)) {
SFTKSlot *slot = session->slot;
SFTKDBHandle *certHandle = sftk_getCertDB(slot);
if (certHandle == NULL) {
return CKR_TOKEN_WRITE_PROTECTED;
}
crv = sftkdb_write(certHandle, object, &object->handle);
sftk_freeDB(certHandle);
return crv;
}
return CKR_OK;
}
/*
* check the consistancy and initialize a Trust Object
*/
static CK_RV
sftk_handleTrustObject(SFTKSession *session, SFTKObject *object)
{
/* we can't store any certs private */
if (sftk_isTrue(object, CKA_PRIVATE)) {
return CKR_ATTRIBUTE_VALUE_INVALID;
}
/* certificates must have a type */
if (!sftk_hasAttribute(object, CKA_ISSUER)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (!sftk_hasAttribute(object, CKA_SERIAL_NUMBER)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (!sftk_hasAttribute(object, CKA_CERT_SHA1_HASH)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (!sftk_hasAttribute(object, CKA_CERT_MD5_HASH)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (sftk_isTrue(object, CKA_TOKEN)) {
SFTKSlot *slot = session->slot;
SFTKDBHandle *certHandle = sftk_getCertDB(slot);
CK_RV crv;
if (certHandle == NULL) {
return CKR_TOKEN_WRITE_PROTECTED;
}
crv = sftkdb_write(certHandle, object, &object->handle);
sftk_freeDB(certHandle);
return crv;
}
return CKR_OK;
}
/*
* check the consistancy and initialize a Trust Object
*/
static CK_RV
sftk_handleSMimeObject(SFTKSession *session, SFTKObject *object)
{
/* we can't store any certs private */
if (sftk_isTrue(object, CKA_PRIVATE)) {
return CKR_ATTRIBUTE_VALUE_INVALID;
}
/* certificates must have a type */
if (!sftk_hasAttribute(object, CKA_SUBJECT)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (!sftk_hasAttribute(object, CKA_NETSCAPE_EMAIL)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (sftk_isTrue(object, CKA_TOKEN)) {
SFTKSlot *slot = session->slot;
SFTKDBHandle *certHandle;
CK_RV crv;
PORT_Assert(slot);
if (slot == NULL) {
return CKR_SESSION_HANDLE_INVALID;
}
certHandle = sftk_getCertDB(slot);
if (certHandle == NULL) {
return CKR_TOKEN_WRITE_PROTECTED;
}
crv = sftkdb_write(certHandle, object, &object->handle);
sftk_freeDB(certHandle);
return crv;
}
return CKR_OK;
}
/*
* check the consistancy and initialize a Trust Object
*/
static CK_RV
sftk_handleCrlObject(SFTKSession *session, SFTKObject *object)
{
/* we can't store any certs private */
if (sftk_isTrue(object, CKA_PRIVATE)) {
return CKR_ATTRIBUTE_VALUE_INVALID;
}
/* certificates must have a type */
if (!sftk_hasAttribute(object, CKA_SUBJECT)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (!sftk_hasAttribute(object, CKA_VALUE)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (sftk_isTrue(object, CKA_TOKEN)) {
SFTKSlot *slot = session->slot;
SFTKDBHandle *certHandle = sftk_getCertDB(slot);
CK_RV crv;
if (certHandle == NULL) {
return CKR_TOKEN_WRITE_PROTECTED;
}
crv = sftkdb_write(certHandle, object, &object->handle);
sftk_freeDB(certHandle);
return crv;
}
return CKR_OK;
}
/*
* check the consistancy and initialize a Public Key Object
*/
static CK_RV
sftk_handlePublicKeyObject(SFTKSession *session, SFTKObject *object,
CK_KEY_TYPE key_type)
{
CK_BBOOL encrypt = CK_TRUE;
CK_BBOOL recover = CK_TRUE;
CK_BBOOL wrap = CK_TRUE;
CK_BBOOL derive = CK_FALSE;
CK_BBOOL verify = CK_TRUE;
CK_RV crv;
switch (key_type) {
case CKK_RSA:
crv = sftk_ConstrainAttribute(object, CKA_MODULUS,
RSA_MIN_MODULUS_BITS, 0, 0);
if (crv != CKR_OK) {
return crv;
}
crv = sftk_ConstrainAttribute(object, CKA_PUBLIC_EXPONENT, 2, 0, 0);
if (crv != CKR_OK) {
return crv;
}
break;
case CKK_DSA:
crv = sftk_ConstrainAttribute(object, CKA_SUBPRIME,
DSA_MIN_Q_BITS, DSA_MAX_Q_BITS, 0);
if (crv != CKR_OK) {
return crv;
}
crv = sftk_ConstrainAttribute(object, CKA_PRIME,
DSA_MIN_P_BITS, DSA_MAX_P_BITS, 64);
if (crv != CKR_OK) {
return crv;
}
crv = sftk_ConstrainAttribute(object, CKA_BASE, 2, DSA_MAX_P_BITS, 0);
if (crv != CKR_OK) {
return crv;
}
crv = sftk_ConstrainAttribute(object, CKA_VALUE, 2, DSA_MAX_P_BITS, 0);
if (crv != CKR_OK) {
return crv;
}
encrypt = CK_FALSE;
recover = CK_FALSE;
wrap = CK_FALSE;
break;
case CKK_DH:
crv = sftk_ConstrainAttribute(object, CKA_PRIME,
DH_MIN_P_BITS, DH_MAX_P_BITS, 0);
if (crv != CKR_OK) {
return crv;
}
crv = sftk_ConstrainAttribute(object, CKA_BASE, 2, DH_MAX_P_BITS, 0);
if (crv != CKR_OK) {
return crv;
}
crv = sftk_ConstrainAttribute(object, CKA_VALUE, 2, DH_MAX_P_BITS, 0);
if (crv != CKR_OK) {
return crv;
}
verify = CK_FALSE;
derive = CK_TRUE;
encrypt = CK_FALSE;
recover = CK_FALSE;
wrap = CK_FALSE;
break;
case CKK_EC:
if (!sftk_hasAttribute(object, CKA_EC_PARAMS)) {
return CKR_TEMPLATE_INCOMPLETE;
}
if (!sftk_hasAttribute(object, CKA_EC_POINT)) {
return CKR_TEMPLATE_INCOMPLETE;
}
derive = CK_TRUE; /* for ECDH */
verify = CK_TRUE; /* for ECDSA */
encrypt = CK_FALSE;
recover = CK_FALSE;
wrap = CK_FALSE;
break;
default:
return CKR_ATTRIBUTE_VALUE_INVALID;
}
/* make sure the required fields exist */
crv = sftk_defaultAttribute(object, CKA_SUBJECT, NULL, 0);
if (crv != CKR_OK)
return crv;
crv = sftk_defaultAttribute(object, CKA_ENCRYPT, &encrypt, sizeof(CK_BBOOL));
if (crv != CKR_OK)
return crv;
crv = sftk_defaultAttribute(object, CKA_VERIFY, &verify, sizeof(CK_BBOOL));
if (crv != CKR_OK)
return crv;
crv = sftk_defaultAttribute(object, CKA_VERIFY_RECOVER,
&recover, sizeof(CK_BBOOL));
if (crv != CKR_OK)
return crv;
crv = sftk_defaultAttribute(object, CKA_WRAP, &wrap, sizeof(CK_BBOOL));
if (crv != CKR_OK)
return crv;
crv = sftk_defaultAttribute(object, CKA_DERIVE, &derive, sizeof(CK_BBOOL));
if (crv != CKR_OK)
return crv;
object->objectInfo = sftk_GetPubKey(object, key_type, &crv);
if (object->objectInfo == NULL) {
return crv;
}
object->infoFree = (SFTKFree)nsslowkey_DestroyPublicKey;
/* Check that an imported EC key is valid */
if (key_type == CKK_EC) {
NSSLOWKEYPublicKey *pubKey = (NSSLOWKEYPublicKey *)object->objectInfo;
SECStatus rv = EC_ValidatePublicKey(&pubKey->u.ec.ecParams,
&pubKey->u.ec.publicValue);
if (rv != SECSuccess) {
return CKR_TEMPLATE_INCONSISTENT;
}
}
if (sftk_isTrue(object, CKA_TOKEN)) {
SFTKSlot *slot = session->slot;
SFTKDBHandle *certHandle = sftk_getCertDB(slot);
if (certHandle == NULL) {
return CKR_TOKEN_WRITE_PROTECTED;
}
crv = sftkdb_write(certHandle, object, &object->handle);
sftk_freeDB(certHandle);
return crv;
}
return CKR_OK;