/* 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 pid_t myPid; #endif #ifdef CHECK_FORK_MIXED #include 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}, #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}, #ifndef NSS_DISABLE_ECC /* -------------------- 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}, #endif /* NSS_DISABLE_ECC */ /* ------------------------- 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}, /* ------------------------- 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_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_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_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_NSS_TLS_KEY_AND_MAC_DERIVE_SHA256, {48, 48, 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}, /* ------------------ 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 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; #ifndef NSS_DISABLE_ECC 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; #endif /* NSS_DISABLE_ECC */ 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; 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; } static NSSLOWKEYPrivateKey * sftk_mkPrivKey(SFTKObject *object,CK_KEY_TYPE key, CK_RV *rvp); static SECStatus sftk_fillRSAPrivateKey(SFTKObject *object); /* * check the consistancy and initialize a Private Key Object */ static CK_RV sftk_handlePrivateKeyObject(SFTKSession *session,SFTKObject *object,CK_KEY_TYPE key_type) { CK_BBOOL cktrue = CK_TRUE; CK_BBOOL encrypt = CK_TRUE; CK_BBOOL sign = CK_FALSE; CK_BBOOL recover = CK_TRUE; CK_BBOOL wrap = CK_TRUE; CK_BBOOL derive = CK_TRUE; CK_BBOOL ckfalse = CK_FALSE; PRBool createObjectInfo = PR_TRUE; int missing_rsa_mod_component = 0; int missing_rsa_exp_component = 0; int missing_rsa_crt_component = 0; SECItem mod; CK_RV crv; switch (key_type) { case CKK_RSA: if ( !sftk_hasAttribute(object, CKA_MODULUS)) { missing_rsa_mod_component++; } if ( !sftk_hasAttribute(object, CKA_PUBLIC_EXPONENT)) { missing_rsa_exp_component++; } if ( !sftk_hasAttribute(object, CKA_PRIVATE_EXPONENT)) { missing_rsa_exp_component++; } if ( !sftk_hasAttribute(object, CKA_PRIME_1)) { missing_rsa_mod_component++; } if ( !sftk_hasAttribute(object, CKA_PRIME_2)) { missing_rsa_mod_component++; } if ( !sftk_hasAttribute(object, CKA_EXPONENT_1)) { missing_rsa_crt_component++; } if ( !sftk_hasAttribute(object, CKA_EXPONENT_2)) { missing_rsa_crt_component++; } if ( !sftk_hasAttribute(object, CKA_COEFFICIENT)) { missing_rsa_crt_component++; } if (missing_rsa_mod_component || missing_rsa_exp_component || missing_rsa_crt_component) { /* we are missing a component, see if we have enough to rebuild * the rest */ int have_exp = 2- missing_rsa_exp_component; int have_component = 5- (missing_rsa_exp_component+missing_rsa_mod_component); SECStatus rv; if ((have_exp == 0) || (have_component < 3)) { /* nope, not enough to reconstruct the private key */ return CKR_TEMPLATE_INCOMPLETE; } /*fill in the missing parameters */ rv = sftk_fillRSAPrivateKey(object); if (rv != SECSuccess) { return CKR_TEMPLATE_INCOMPLETE; } } /* make sure Netscape DB attribute is set correctly */ crv = sftk_Attribute2SSecItem(NULL, &mod, object, CKA_MODULUS); if (crv != CKR_OK) return crv; crv = sftk_forceAttribute(object, CKA_NETSCAPE_DB, sftk_item_expand(&mod)); if (mod.data) PORT_Free(mod.data); if (crv != CKR_OK) return crv; sign = CK_TRUE; derive = CK_FALSE; break; case CKK_DSA: if ( !sftk_hasAttribute(object, CKA_SUBPRIME)) { return CKR_TEMPLATE_INCOMPLETE; } sign = CK_TRUE; derive = CK_FALSE; /* fall through */ case CKK_DH: if ( !sftk_hasAttribute(object, CKA_PRIME)) { return CKR_TEMPLATE_INCOMPLETE; } if ( !sftk_hasAttribute(object, CKA_BASE)) { return CKR_TEMPLATE_INCOMPLETE; } if ( !sftk_hasAttribute(object, CKA_VALUE)) { return CKR_TEMPLATE_INCOMPLETE; } encrypt = CK_FALSE; recover = CK_FALSE; wrap = CK_FALSE; break; #ifndef NSS_DISABLE_ECC case CKK_EC: if ( !sftk_hasAttribute(object, CKA_EC_PARAMS)) { return CKR_TEMPLATE_INCOMPLETE; } if ( !sftk_hasAttribute(object, CKA_VALUE)) { return CKR_TEMPLATE_INCOMPLETE; } encrypt = CK_FALSE; sign = CK_TRUE; recover = CK_FALSE; wrap = CK_FALSE; break; #endif /* NSS_DISABLE_ECC */ case CKK_NSS_JPAKE_ROUND1: if (!sftk_hasAttribute(object, CKA_PRIME) || !sftk_hasAttribute(object, CKA_SUBPRIME) || !sftk_hasAttribute(object, CKA_BASE)) { return CKR_TEMPLATE_INCOMPLETE; } /* fall through */ case CKK_NSS_JPAKE_ROUND2: /* CKA_NSS_JPAKE_SIGNERID and CKA_NSS_JPAKE_PEERID are checked in the J-PAKE code. */ encrypt = sign = recover = wrap = CK_FALSE; derive = CK_TRUE; createObjectInfo = PR_FALSE; break; default: return CKR_ATTRIBUTE_VALUE_INVALID; } crv = sftk_defaultAttribute(object,CKA_SUBJECT,NULL,0); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_SENSITIVE,&cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_EXTRACTABLE,&cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_DECRYPT,&encrypt,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_SIGN,&sign,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_SIGN_RECOVER,&recover, sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_UNWRAP,&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; /* the next two bits get modified only in the key gen and token cases */ crv = sftk_forceAttribute(object,CKA_ALWAYS_SENSITIVE, &ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_forceAttribute(object,CKA_NEVER_EXTRACTABLE, &ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; /* should we check the non-token RSA private keys? */ if (sftk_isTrue(object,CKA_TOKEN)) { SFTKSlot *slot = session->slot; SFTKDBHandle *keyHandle = sftk_getKeyDB(slot); CK_RV crv; if (keyHandle == NULL) { return CKR_TOKEN_WRITE_PROTECTED; } crv = sftkdb_write(keyHandle, object, &object->handle); sftk_freeDB(keyHandle); return crv; } else if (createObjectInfo) { object->objectInfo = sftk_mkPrivKey(object,key_type,&crv); if (object->objectInfo == NULL) return crv; object->infoFree = (SFTKFree) nsslowkey_DestroyPrivateKey; } return CKR_OK; } /* forward declare the DES formating function for handleSecretKey */ void sftk_FormatDESKey(unsigned char *key, int length); /* Validate secret key data, and set defaults */ static CK_RV validateSecretKey(SFTKSession *session, SFTKObject *object, CK_KEY_TYPE key_type, PRBool isFIPS) { CK_RV crv; CK_BBOOL cktrue = CK_TRUE; CK_BBOOL ckfalse = CK_FALSE; SFTKAttribute *attribute = NULL; unsigned long requiredLen; crv = sftk_defaultAttribute(object,CKA_SENSITIVE, isFIPS?&cktrue:&ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_EXTRACTABLE, &cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_ENCRYPT,&cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_DECRYPT,&cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_SIGN,&ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_VERIFY,&ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_WRAP,&cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_UNWRAP,&cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; if ( !sftk_hasAttribute(object, CKA_VALUE)) { return CKR_TEMPLATE_INCOMPLETE; } /* the next two bits get modified only in the key gen and token cases */ crv = sftk_forceAttribute(object,CKA_ALWAYS_SENSITIVE, &ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_forceAttribute(object,CKA_NEVER_EXTRACTABLE, &ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; /* some types of keys have a value length */ crv = CKR_OK; switch (key_type) { /* force CKA_VALUE_LEN to be set */ case CKK_GENERIC_SECRET: case CKK_RC2: case CKK_RC4: #if NSS_SOFTOKEN_DOES_RC5 case CKK_RC5: #endif #ifdef NSS_SOFTOKEN_DOES_CAST case CKK_CAST: case CKK_CAST3: case CKK_CAST5: #endif #if NSS_SOFTOKEN_DOES_IDEA case CKK_IDEA: #endif attribute = sftk_FindAttribute(object,CKA_VALUE); /* shouldn't happen */ if (attribute == NULL) return CKR_TEMPLATE_INCOMPLETE; crv = sftk_forceAttribute(object, CKA_VALUE_LEN, &attribute->attrib.ulValueLen, sizeof(CK_ULONG)); sftk_FreeAttribute(attribute); break; /* force the value to have the correct parity */ case CKK_DES: case CKK_DES2: case CKK_DES3: case CKK_CDMF: attribute = sftk_FindAttribute(object,CKA_VALUE); /* shouldn't happen */ if (attribute == NULL) return CKR_TEMPLATE_INCOMPLETE; requiredLen = sftk_MapKeySize(key_type); if (attribute->attrib.ulValueLen != requiredLen) { sftk_FreeAttribute(attribute); return CKR_KEY_SIZE_RANGE; } sftk_FormatDESKey((unsigned char*)attribute->attrib.pValue, attribute->attrib.ulValueLen); sftk_FreeAttribute(attribute); break; case CKK_AES: attribute = sftk_FindAttribute(object,CKA_VALUE); /* shouldn't happen */ if (attribute == NULL) return CKR_TEMPLATE_INCOMPLETE; if (attribute->attrib.ulValueLen != 16 && attribute->attrib.ulValueLen != 24 && attribute->attrib.ulValueLen != 32) { sftk_FreeAttribute(attribute); return CKR_KEY_SIZE_RANGE; } crv = sftk_forceAttribute(object, CKA_VALUE_LEN, &attribute->attrib.ulValueLen, sizeof(CK_ULONG)); sftk_FreeAttribute(attribute); break; default: break; } return crv; } /* * check the consistancy and initialize a Secret Key Object */ static CK_RV sftk_handleSecretKeyObject(SFTKSession *session,SFTKObject *object, CK_KEY_TYPE key_type, PRBool isFIPS) { CK_RV crv; /* First validate and set defaults */ crv = validateSecretKey(session, object, key_type, isFIPS); if (crv != CKR_OK) goto loser; /* If the object is a TOKEN object, store in the database */ if (sftk_isTrue(object,CKA_TOKEN)) { SFTKSlot *slot = session->slot; SFTKDBHandle *keyHandle = sftk_getKeyDB(slot); CK_RV crv; if (keyHandle == NULL) { return CKR_TOKEN_WRITE_PROTECTED; } crv = sftkdb_write(keyHandle, object, &object->handle); sftk_freeDB(keyHandle); return crv; } loser: return crv; } /* * check the consistancy and initialize a Key Object */ static CK_RV sftk_handleKeyObject(SFTKSession *session, SFTKObject *object) { SFTKAttribute *attribute; CK_KEY_TYPE key_type; CK_BBOOL ckfalse = CK_FALSE; CK_RV crv; /* verify the required fields */ if ( !sftk_hasAttribute(object,CKA_KEY_TYPE) ) { return CKR_TEMPLATE_INCOMPLETE; } /* now verify the common fields */ crv = sftk_defaultAttribute(object,CKA_ID,NULL,0); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_START_DATE,NULL,0); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_END_DATE,NULL,0); if (crv != CKR_OK) return crv; /* CKA_DERIVE is common to all keys, but it's default value is * key dependent */ crv = sftk_defaultAttribute(object,CKA_LOCAL,&ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; /* get the key type */ attribute = sftk_FindAttribute(object,CKA_KEY_TYPE); if (!attribute) { return CKR_ATTRIBUTE_VALUE_INVALID; } key_type = *(CK_KEY_TYPE *)attribute->attrib.pValue; sftk_FreeAttribute(attribute); switch (object->objclass) { case CKO_PUBLIC_KEY: return sftk_handlePublicKeyObject(session,object,key_type); case CKO_PRIVATE_KEY: return sftk_handlePrivateKeyObject(session,object,key_type); case CKO_SECRET_KEY: /* make sure the required fields exist */ return sftk_handleSecretKeyObject(session,object,key_type, (PRBool)(session->slot->slotID == FIPS_SLOT_ID)); default: break; } return CKR_ATTRIBUTE_VALUE_INVALID; } /* * check the consistancy and Verify a DSA Parameter Object */ static CK_RV sftk_handleDSAParameterObject(SFTKSession *session, SFTKObject *object) { SFTKAttribute *primeAttr = NULL; SFTKAttribute *subPrimeAttr = NULL; SFTKAttribute *baseAttr = NULL; SFTKAttribute *seedAttr = NULL; SFTKAttribute *hAttr = NULL; SFTKAttribute *attribute; CK_RV crv = CKR_TEMPLATE_INCOMPLETE; PQGParams params; PQGVerify vfy, *verify = NULL; SECStatus result,rv; /* This bool keeps track of whether or not we need verify parameters. * If a P, Q and G or supplied, we dont' need verify parameters, as we * have PQ and G. * - If G is not supplied, the presumption is that we want to * verify P and Q only. * - If counter is supplied, it is presumed we want to verify PQ because * the counter is only used in verification. * - If H is supplied, is is presumed we want to verify G because H is * only used to verify G. * - Any verification step must have the SEED (counter or H could be * missing depending on exactly what we want to verify). If SEED is supplied, * the code just goes ahead and runs verify (other errors are parameter * errors are detected by the PQG_VerifyParams function). If SEED is not * supplied, but we determined that we are trying to verify (because needVfy * is set, go ahead and return CKR_TEMPLATE_INCOMPLETE. */ PRBool needVfy = PR_FALSE; primeAttr = sftk_FindAttribute(object,CKA_PRIME); if (primeAttr == NULL) goto loser; params.prime.data = primeAttr->attrib.pValue; params.prime.len = primeAttr->attrib.ulValueLen; subPrimeAttr = sftk_FindAttribute(object,CKA_SUBPRIME); if (subPrimeAttr == NULL) goto loser; params.subPrime.data = subPrimeAttr->attrib.pValue; params.subPrime.len = subPrimeAttr->attrib.ulValueLen; baseAttr = sftk_FindAttribute(object,CKA_BASE); if (baseAttr != NULL) { params.base.data = baseAttr->attrib.pValue; params.base.len = baseAttr->attrib.ulValueLen; } else { params.base.data = NULL; params.base.len = 0; needVfy = PR_TRUE; /* presumably only including PQ so we can verify * them. */ } attribute = sftk_FindAttribute(object, CKA_NETSCAPE_PQG_COUNTER); if (attribute != NULL) { vfy.counter = *(CK_ULONG *) attribute->attrib.pValue; sftk_FreeAttribute(attribute); needVfy = PR_TRUE; /* included a count so we can verify PQ */ } else { vfy.counter = -1; } hAttr = sftk_FindAttribute(object, CKA_NETSCAPE_PQG_H); if (hAttr != NULL) { vfy.h.data = hAttr->attrib.pValue; vfy.h.len = hAttr->attrib.ulValueLen; needVfy = PR_TRUE; /* included H so we can verify G */ } else { vfy.h.data = NULL; vfy.h.len = 0; } seedAttr = sftk_FindAttribute(object, CKA_NETSCAPE_PQG_SEED); if (seedAttr != NULL) { vfy.seed.data = seedAttr->attrib.pValue; vfy.seed.len = seedAttr->attrib.ulValueLen; verify = &vfy; } else if (needVfy) { goto loser; /* Verify always needs seed, if we need verify and not seed * then fail */ } crv = CKR_FUNCTION_FAILED; rv = PQG_VerifyParams(¶ms,verify,&result); if (rv == SECSuccess) { crv = (result== SECSuccess) ? CKR_OK : CKR_ATTRIBUTE_VALUE_INVALID; } loser: if (hAttr) sftk_FreeAttribute(hAttr); if (seedAttr) sftk_FreeAttribute(seedAttr); if (baseAttr) sftk_FreeAttribute(baseAttr); if (subPrimeAttr) sftk_FreeAttribute(subPrimeAttr); if (primeAttr) sftk_FreeAttribute(primeAttr); return crv; } /* * check the consistancy and initialize a Key Parameter Object */ static CK_RV sftk_handleKeyParameterObject(SFTKSession *session, SFTKObject *object) { SFTKAttribute *attribute; CK_KEY_TYPE key_type; CK_BBOOL ckfalse = CK_FALSE; CK_RV crv; /* verify the required fields */ if ( !sftk_hasAttribute(object,CKA_KEY_TYPE) ) { return CKR_TEMPLATE_INCOMPLETE; } /* now verify the common fields */ crv = sftk_defaultAttribute(object,CKA_LOCAL,&ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; /* get the key type */ attribute = sftk_FindAttribute(object,CKA_KEY_TYPE); if (!attribute) { return CKR_ATTRIBUTE_VALUE_INVALID; } key_type = *(CK_KEY_TYPE *)attribute->attrib.pValue; sftk_FreeAttribute(attribute); switch (key_type) { case CKK_DSA: return sftk_handleDSAParameterObject(session,object); default: break; } return CKR_KEY_TYPE_INCONSISTENT; } /* * Handle Object does all the object consistancy checks, automatic attribute * generation, attribute defaulting, etc. If handleObject succeeds, the object * will be assigned an object handle, and the object installed in the session * or stored in the DB. */ CK_RV sftk_handleObject(SFTKObject *object, SFTKSession *session) { SFTKSlot *slot = session->slot; SFTKAttribute *attribute; SFTKObject *duplicateObject = NULL; CK_OBJECT_HANDLE handle; CK_BBOOL ckfalse = CK_FALSE; CK_BBOOL cktrue = CK_TRUE; CK_RV crv; /* make sure all the base object types are defined. If not set the * defaults */ crv = sftk_defaultAttribute(object,CKA_TOKEN,&ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_PRIVATE,&ckfalse,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_LABEL,NULL,0); if (crv != CKR_OK) return crv; crv = sftk_defaultAttribute(object,CKA_MODIFIABLE,&cktrue,sizeof(CK_BBOOL)); if (crv != CKR_OK) return crv; /* don't create a private object if we aren't logged in */ if ((!slot->isLoggedIn) && (slot->needLogin) && (sftk_isTrue(object,CKA_PRIVATE))) { return CKR_USER_NOT_LOGGED_IN; } if (((session->info.flags & CKF_RW_SESSION) == 0) && (sftk_isTrue(object,CKA_TOKEN))) { return CKR_SESSION_READ_ONLY; } /* Assign a unique SESSION object handle to every new object, * whether it is a session object or a token object. * At this point, all new objects are structured as session objects. * Objects with the CKA_TOKEN attribute true will be turned into * token objects and will have a token object handle assigned to * them by a call to sftk_mkHandle in the handler for each object * class, invoked below. * * It may be helpful to note/remember that * sftk_narrowToXxxObject uses sftk_isToken, * sftk_isToken examines the sign bit of the object's handle, but * sftk_isTrue(...,CKA_TOKEN) examines the CKA_TOKEN attribute. */ do { PRUint32 wrappedAround; duplicateObject = NULL; PZ_Lock(slot->objectLock); wrappedAround = slot->sessionObjectHandleCount & SFTK_TOKEN_MASK; handle = slot->sessionObjectHandleCount & ~SFTK_TOKEN_MASK; if (!handle) /* don't allow zero handle */ handle = minSessionObjectHandle; slot->sessionObjectHandleCount = (handle + 1U) | wrappedAround; /* Is there already a session object with this handle? */ if (wrappedAround) { sftkqueue_find(duplicateObject, handle, slot->sessObjHashTable, \ slot->sessObjHashSize); } PZ_Unlock(slot->objectLock); } while (duplicateObject != NULL); object->handle = handle; /* get the object class */ attribute = sftk_FindAttribute(object,CKA_CLASS); if (attribute == NULL) { return CKR_TEMPLATE_INCOMPLETE; } object->objclass = *(CK_OBJECT_CLASS *)attribute->attrib.pValue; sftk_FreeAttribute(attribute); /* Now handle the specific object class. * At this point, all objects are session objects, and the session * number must be passed to the object class handlers. */ switch (object->objclass) { case CKO_DATA: crv = sftk_handleDataObject(session,object); break; case CKO_CERTIFICATE: crv = sftk_handleCertObject(session,object); break; case CKO_NETSCAPE_TRUST: crv = sftk_handleTrustObject(session,object); break; case CKO_NETSCAPE_CRL: crv = sftk_handleCrlObject(session,object); break; case CKO_NETSCAPE_SMIME: crv = sftk_handleSMimeObject(session,object); break; case CKO_PRIVATE_KEY: case CKO_PUBLIC_KEY: case CKO_SECRET_KEY: crv = sftk_handleKeyObject(session,object); break; case CKO_KG_PARAMETERS: crv = sftk_handleKeyParameterObject(session,object); break; default: crv = CKR_ATTRIBUTE_VALUE_INVALID; break; } /* can't fail from here on out unless the pk_handlXXX functions have * failed the request */ if (crv != CKR_OK) { return crv; } /* Now link the object into the slot and session structures. * If the object has a true CKA_TOKEN attribute, the above object * class handlers will have set the sign bit in the object handle, * causing the following test to be true. */ if (sftk_isToken(object->handle)) { sftk_convertSessionToToken(object); } else { object->slot = slot; sftk_AddObject(session,object); } return CKR_OK; } /* * ******************** Public Key Utilities *************************** */ /* Generate a low public key structure from an object */ NSSLOWKEYPublicKey *sftk_GetPubKey(SFTKObject *object,CK_KEY_TYPE key_type, CK_RV *crvp) { NSSLOWKEYPublicKey *pubKey; PLArenaPool *arena; CK_RV crv; if (object->objclass != CKO_PUBLIC_KEY) { *crvp = CKR_KEY_TYPE_INCONSISTENT; return NULL; } if (sftk_isToken(object->handle)) { /* ferret out the token object handle */ } /* If we already have a key, use it */ if (object->objectInfo) { *crvp = CKR_OK; return (NSSLOWKEYPublicKey *)object->objectInfo; } /* allocate the structure */ arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); if (arena == NULL) { *crvp = CKR_HOST_MEMORY; return NULL; } pubKey = (NSSLOWKEYPublicKey *) PORT_ArenaAlloc(arena,sizeof(NSSLOWKEYPublicKey)); if (pubKey == NULL) { PORT_FreeArena(arena,PR_FALSE); *crvp = CKR_HOST_MEMORY; return NULL; } /* fill in the structure */ pubKey->arena = arena; switch (key_type) { case CKK_RSA: pubKey->keyType = NSSLOWKEYRSAKey; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.rsa.modulus, object,CKA_MODULUS); if (crv != CKR_OK) break; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.rsa.publicExponent, object,CKA_PUBLIC_EXPONENT); break; case CKK_DSA: pubKey->keyType = NSSLOWKEYDSAKey; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.dsa.params.prime, object,CKA_PRIME); if (crv != CKR_OK) break; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.dsa.params.subPrime, object,CKA_SUBPRIME); if (crv != CKR_OK) break; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.dsa.params.base, object,CKA_BASE); if (crv != CKR_OK) break; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.dsa.publicValue, object,CKA_VALUE); break; case CKK_DH: pubKey->keyType = NSSLOWKEYDHKey; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.dh.prime, object,CKA_PRIME); if (crv != CKR_OK) break; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.dh.base, object,CKA_BASE); if (crv != CKR_OK) break; crv = sftk_Attribute2SSecItem(arena,&pubKey->u.dh.publicValue, object,CKA_VALUE); break; #ifndef NSS_DISABLE_ECC case CKK_EC: pubKey->keyType = NSSLOWKEYECKey; crv = sftk_Attribute2SSecItem(arena, &pubKey->u.ec.ecParams.DEREncoding, object,CKA_EC_PARAMS); if (crv != CKR_OK) break; /* Fill out the rest of the ecParams structure * based on the encoded params */ if (EC_FillParams(arena, &pubKey->u.ec.ecParams.DEREncoding, &pubKey->u.ec.ecParams) != SECSuccess) { crv = CKR_DOMAIN_PARAMS_INVALID; break; } crv = sftk_Attribute2SSecItem(arena,&pubKey->u.ec.publicValue, object,CKA_EC_POINT); if (crv == CKR_OK) { int keyLen,curveLen; curveLen = (pubKey->u.ec.ecParams.fieldID.size +7)/8; keyLen = (2*curveLen)+1; /* special note: We can't just use the first byte to determine * between these 2 cases because both EC_POINT_FORM_UNCOMPRESSED * and SEC_ASN1_OCTET_STRING are 0x04 */ /* handle the non-DER encoded case (UNCOMPRESSED only) */ if (pubKey->u.ec.publicValue.data[0] == EC_POINT_FORM_UNCOMPRESSED && pubKey->u.ec.publicValue.len == keyLen) { break; /* key was not DER encoded, no need to unwrap */ } /* if we ever support compressed, handle it here */ /* handle the encoded case */ if ((pubKey->u.ec.publicValue.data[0] == SEC_ASN1_OCTET_STRING) && pubKey->u.ec.publicValue.len > keyLen) { SECItem publicValue; SECStatus rv; rv = SEC_QuickDERDecodeItem(arena, &publicValue, SEC_ASN1_GET(SEC_OctetStringTemplate), &pubKey->u.ec.publicValue); /* nope, didn't decode correctly */ if ((rv != SECSuccess) || (publicValue.data[0] != EC_POINT_FORM_UNCOMPRESSED) || (publicValue.len != keyLen)) { crv = CKR_ATTRIBUTE_VALUE_INVALID; break; } /* replace our previous with the decoded key */ pubKey->u.ec.publicValue = publicValue; break; } crv = CKR_ATTRIBUTE_VALUE_INVALID; } break; #endif /* NSS_DISABLE_ECC */ default: crv = CKR_KEY_TYPE_INCONSISTENT; break; } *crvp = crv; if (crv != CKR_OK) { PORT_FreeArena(arena,PR_FALSE); return NULL; } object->objectInfo = pubKey; object->infoFree = (SFTKFree) nsslowkey_DestroyPublicKey; return pubKey; } /* make a private key from a verified object */ static NSSLOWKEYPrivateKey * sftk_mkPrivKey(SFTKObject *object, CK_KEY_TYPE key_type, CK_RV *crvp) { NSSLOWKEYPrivateKey *privKey; SFTKItemTemplate itemTemplate[SFTK_MAX_ITEM_TEMPLATE]; int itemTemplateCount = 0; PLArenaPool *arena; CK_RV crv = CKR_OK; SECStatus rv; arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); if (arena == NULL) { *crvp = CKR_HOST_MEMORY; return NULL; } privKey = (NSSLOWKEYPrivateKey *) PORT_ArenaZAlloc(arena,sizeof(NSSLOWKEYPrivateKey)); if (privKey == NULL) { PORT_FreeArena(arena,PR_FALSE); *crvp = CKR_HOST_MEMORY; return NULL; } /* in future this would be a switch on key_type */ privKey->arena = arena; switch (key_type) { case CKK_RSA: privKey->keyType = NSSLOWKEYRSAKey; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.modulus,CKA_MODULUS); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.publicExponent, CKA_PUBLIC_EXPONENT); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.privateExponent, CKA_PRIVATE_EXPONENT); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.prime1, CKA_PRIME_1); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.prime2, CKA_PRIME_2); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.exponent1, CKA_EXPONENT_1); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.exponent2, CKA_EXPONENT_2); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.rsa.coefficient, CKA_COEFFICIENT); itemTemplateCount++; rv = DER_SetUInteger(privKey->arena, &privKey->u.rsa.version, NSSLOWKEY_PRIVATE_KEY_INFO_VERSION); if (rv != SECSuccess) crv = CKR_HOST_MEMORY; break; case CKK_DSA: privKey->keyType = NSSLOWKEYDSAKey; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.dsa.params.prime, CKA_PRIME); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.dsa.params.subPrime, CKA_SUBPRIME); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.dsa.params.base, CKA_BASE); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.dsa.privateValue, CKA_VALUE); itemTemplateCount++; /* privKey was zero'd so public value is already set to NULL, 0 * if we don't set it explicitly */ break; case CKK_DH: privKey->keyType = NSSLOWKEYDHKey; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.dh.prime, CKA_PRIME); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.dh.base, CKA_BASE); itemTemplateCount++; SFTK_SET_ITEM_TEMPLATE(itemTemplate, itemTemplateCount, &privKey->u.dh.privateValue, CKA_VALUE); itemTemplateCount++; /* privKey was zero'd so public value is already set to NULL, 0 * if we don't set it explicitly */ break; #ifndef NSS_DISABLE_ECC case CKK_EC: privKey->keyType = NSSLOWKEYECKey; crv = sftk_Attribute2SSecItem(arena, &privKey->u.ec.ecParams.DEREncoding, object,CKA_EC_PARAMS); if (crv != CKR_OK) break; /* Fill out the rest of the ecParams structure * based on the encoded params */ if (EC_FillParams(arena, &privKey->u.ec.ecParams.DEREncoding, &privKey->u.ec.ecParams) != SECSuccess) { crv = CKR_DOMAIN_PARAMS_INVALID; break; } crv = sftk_Attribute2SSecItem(arena,&privKey->u.ec.privateValue, object,CKA_VALUE); if (crv != CKR_OK) break; if (sftk_hasAttribute(object, CKA_NETSCAPE_DB)) { crv = sftk_Attribute2SSecItem(arena, &privKey->u.ec.publicValue, object, CKA_NETSCAPE_DB); if (crv != CKR_OK) break; /* privKey was zero'd so public value is already set to NULL, 0 * if we don't set it explicitly */ } rv = DER_SetUInteger(privKey->arena, &privKey->u.ec.version, NSSLOWKEY_EC_PRIVATE_KEY_VERSION); if (rv != SECSuccess) { crv = CKR_HOST_MEMORY; /* The following ifdef is needed for Linux arm distros and * Android as gcc 4.6 has a bug when targeting arm (but not * thumb). The bug has been fixed in gcc 4.7. * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56561 */ #if defined (__arm__) && !defined(__thumb__) && defined (__GNUC__) *crvp = CKR_HOST_MEMORY; break; #endif } break; #endif /* NSS_DISABLE_ECC */ default: crv = CKR_KEY_TYPE_INCONSISTENT; break; } if (crv == CKR_OK && itemTemplateCount != 0) { PORT_Assert(itemTemplateCount > 0); PORT_Assert(itemTemplateCount <= SFTK_MAX_ITEM_TEMPLATE); crv = sftk_MultipleAttribute2SecItem(arena, object, itemTemplate, itemTemplateCount); } *crvp = crv; if (crv != CKR_OK) { PORT_FreeArena(arena,PR_FALSE); return NULL; } return privKey; } /* * we have a partial rsa private key, fill in the rest */ static SECStatus sftk_fillRSAPrivateKey(SFTKObject *object) { RSAPrivateKey tmpKey = { 0 }; SFTKAttribute *modulus = NULL; SFTKAttribute *prime1 = NULL; SFTKAttribute *prime2 = NULL; SFTKAttribute *privateExponent = NULL; SFTKAttribute *publicExponent = NULL; SECStatus rv; CK_RV crv; /* first fill in the components that we have. Populate only uses * the non-crt components, so only fill those in */ tmpKey.arena = NULL; modulus = sftk_FindAttribute(object, CKA_MODULUS); if (modulus) { tmpKey.modulus.data = modulus->attrib.pValue; tmpKey.modulus.len = modulus->attrib.ulValueLen; } prime1 = sftk_FindAttribute(object, CKA_PRIME_1); if (prime1) { tmpKey.prime1.data = prime1->attrib.pValue; tmpKey.prime1.len = prime1->attrib.ulValueLen; } prime2 = sftk_FindAttribute(object, CKA_PRIME_2); if (prime2) { tmpKey.prime2.data = prime2->attrib.pValue; tmpKey.prime2.len = prime2->attrib.ulValueLen; } privateExponent = sftk_FindAttribute(object, CKA_PRIVATE_EXPONENT); if (privateExponent) { tmpKey.privateExponent.data = privateExponent->attrib.pValue; tmpKey.privateExponent.len = privateExponent->attrib.ulValueLen; } publicExponent = sftk_FindAttribute(object, CKA_PUBLIC_EXPONENT); if (publicExponent) { tmpKey.publicExponent.data = publicExponent->attrib.pValue; tmpKey.publicExponent.len = publicExponent->attrib.ulValueLen; } /* * populate requires one exponent plus 2 other components to work. * we expected our caller to check that first. If that didn't happen, * populate will simply return an error here. */ rv = RSA_PopulatePrivateKey(&tmpKey); if (rv != SECSuccess) { goto loser; } /* now that we have a fully populated key, set all our attribute values */ rv = SECFailure; crv = sftk_forceAttribute(object,CKA_MODULUS, sftk_item_expand(&tmpKey.modulus)); if (crv != CKR_OK) goto loser; crv = sftk_forceAttribute(object,CKA_PUBLIC_EXPONENT, sftk_item_expand(&tmpKey.publicExponent)); if (crv != CKR_OK) goto loser; crv = sftk_forceAttribute(object,CKA_PRIVATE_EXPONENT, sftk_item_expand(&tmpKey.privateExponent)); if (crv != CKR_OK) goto loser; crv = sftk_forceAttribute(object,CKA_PRIME_1, sftk_item_expand(&tmpKey.prime1)); if (crv != CKR_OK) goto loser; crv = sftk_forceAttribute(object,CKA_PRIME_2, sftk_item_expand(&tmpKey.prime2)); if (crv != CKR_OK) goto loser; crv = sftk_forceAttribute(object,CKA_EXPONENT_1, sftk_item_expand(&tmpKey.exponent1)); if (crv != CKR_OK) goto loser; crv = sftk_forceAttribute(object,CKA_EXPONENT_2, sftk_item_expand(&tmpKey.exponent2)); if (crv != CKR_OK) goto loser; crv = sftk_forceAttribute(object,CKA_COEFFICIENT, sftk_item_expand(&tmpKey.coefficient)); if (crv != CKR_OK) goto loser; rv = SECSuccess; /* we're done (one way or the other), clean up all our stuff */ loser: if (tmpKey.arena) { PORT_FreeArena(tmpKey.arena,PR_TRUE); } if (modulus) { sftk_FreeAttribute(modulus); } if (prime1) { sftk_FreeAttribute(prime1); } if (prime2) { sftk_FreeAttribute(prime2); } if (privateExponent) { sftk_FreeAttribute(privateExponent); } if (publicExponent) { sftk_FreeAttribute(publicExponent); } return rv; } /* Generate a low private key structure from an object */ NSSLOWKEYPrivateKey * sftk_GetPrivKey(SFTKObject *object,CK_KEY_TYPE key_type, CK_RV *crvp) { NSSLOWKEYPrivateKey *priv = NULL; if (object->objclass != CKO_PRIVATE_KEY) { *crvp = CKR_KEY_TYPE_INCONSISTENT; return NULL; } if (object->objectInfo) { *crvp = CKR_OK; return (NSSLOWKEYPrivateKey *)object->objectInfo; } priv = sftk_mkPrivKey(object, key_type, crvp); object->objectInfo = priv; object->infoFree = (SFTKFree) nsslowkey_DestroyPrivateKey; return priv; } /* **************************** Symetric Key utils ************************ */ /* * set the DES key with parity bits correctly */ void sftk_FormatDESKey(unsigned char *key, int length) { int i; /* format the des key */ for (i=0; i < length; i++) { key[i] = parityTable[key[i]>>1]; } } /* * check a des key (des2 or des3 subkey) for weak keys. */ PRBool sftk_CheckDESKey(unsigned char *key) { int i; /* format the des key with parity */ sftk_FormatDESKey(key, 8); for (i=0; i < sftk_desWeakTableSize; i++) { if (PORT_Memcmp(key,sftk_desWeakTable[i],8) == 0) { return PR_TRUE; } } return PR_FALSE; } /* * check if a des or triple des key is weak. */ PRBool sftk_IsWeakKey(unsigned char *key,CK_KEY_TYPE key_type) { switch(key_type) { case CKK_DES: return sftk_CheckDESKey(key); case CKM_DES2_KEY_GEN: if (sftk_CheckDESKey(key)) return PR_TRUE; return sftk_CheckDESKey(&key[8]); case CKM_DES3_KEY_GEN: if (sftk_CheckDESKey(key)) return PR_TRUE; if (sftk_CheckDESKey(&key[8])) return PR_TRUE; return sftk_CheckDESKey(&key[16]); default: break; } return PR_FALSE; } /********************************************************************** * * Start of PKCS 11 functions * **********************************************************************/ /* return the function list */ CK_RV NSC_GetFunctionList(CK_FUNCTION_LIST_PTR *pFunctionList) { CHECK_FORK(); *pFunctionList = (CK_FUNCTION_LIST_PTR) &sftk_funcList; return CKR_OK; } /* return the function list */ CK_RV C_GetFunctionList(CK_FUNCTION_LIST_PTR *pFunctionList) { CHECK_FORK(); return NSC_GetFunctionList(pFunctionList); } static PLHashNumber sftk_HashNumber(const void *key) { return (PLHashNumber) key; } /* * eventually I'd like to expunge all occurances of XXX_SLOT_ID and * just go with the info in the slot. This is one place, however, * where it might be a little difficult. */ const char * sftk_getDefTokName(CK_SLOT_ID slotID) { static char buf[33]; switch (slotID) { case NETSCAPE_SLOT_ID: return "NSS Generic Crypto Services "; case PRIVATE_KEY_SLOT_ID: return "NSS Certificate DB "; case FIPS_SLOT_ID: return "NSS FIPS 140-2 Certificate DB "; default: break; } sprintf(buf,"NSS Application Token %08x ",(unsigned int) slotID); return buf; } const char * sftk_getDefSlotName(CK_SLOT_ID slotID) { static char buf[65]; switch (slotID) { case NETSCAPE_SLOT_ID: return "NSS Internal Cryptographic Services "; case PRIVATE_KEY_SLOT_ID: return "NSS User Private Key and Certificate Services "; case FIPS_SLOT_ID: return "NSS FIPS 140-2 User Private Key Services "; default: break; } sprintf(buf, "NSS Application Slot %08x ", (unsigned int) slotID); return buf; } static CK_ULONG nscSlotCount[2] = {0 , 0}; static CK_SLOT_ID_PTR nscSlotList[2] = {NULL, NULL}; static CK_ULONG nscSlotListSize[2] = {0, 0}; static PLHashTable *nscSlotHashTable[2] = {NULL, NULL}; static int sftk_GetModuleIndex(CK_SLOT_ID slotID) { if ((slotID == FIPS_SLOT_ID) || (slotID >= SFTK_MIN_FIPS_USER_SLOT_ID)) { return NSC_FIPS_MODULE; } return NSC_NON_FIPS_MODULE; } /* look up a slot structure from the ID (used to be a macro when we only * had two slots) */ /* if all is true, return the slot even if it has been 'unloaded' */ /* if all is false, only return the slots which are present */ SFTKSlot * sftk_SlotFromID(CK_SLOT_ID slotID, PRBool all) { SFTKSlot *slot; int index = sftk_GetModuleIndex(slotID); if (nscSlotHashTable[index] == NULL) return NULL; slot = (SFTKSlot *)PL_HashTableLookupConst(nscSlotHashTable[index], (void *)slotID); /* cleared slots shouldn't 'show up' */ if (slot && !all && !slot->present) slot = NULL; return slot; } SFTKSlot * sftk_SlotFromSessionHandle(CK_SESSION_HANDLE handle) { CK_ULONG slotIDIndex = (handle >> 24) & 0x7f; CK_ULONG moduleIndex = (handle >> 31) & 1; if (slotIDIndex >= nscSlotCount[moduleIndex]) { return NULL; } return sftk_SlotFromID(nscSlotList[moduleIndex][slotIDIndex], PR_FALSE); } static CK_RV sftk_RegisterSlot(SFTKSlot *slot, int moduleIndex) { PLHashEntry *entry; int index; index = sftk_GetModuleIndex(slot->slotID); /* make sure the slotID for this module is valid */ if (moduleIndex != index) { return CKR_SLOT_ID_INVALID; } if (nscSlotList[index] == NULL) { nscSlotListSize[index] = NSC_SLOT_LIST_BLOCK_SIZE; nscSlotList[index] = (CK_SLOT_ID *) PORT_ZAlloc(nscSlotListSize[index]*sizeof(CK_SLOT_ID)); if (nscSlotList[index] == NULL) { return CKR_HOST_MEMORY; } } if (nscSlotCount[index] >= nscSlotListSize[index]) { CK_SLOT_ID* oldNscSlotList = nscSlotList[index]; CK_ULONG oldNscSlotListSize = nscSlotListSize[index]; nscSlotListSize[index] += NSC_SLOT_LIST_BLOCK_SIZE; nscSlotList[index] = (CK_SLOT_ID *) PORT_Realloc(oldNscSlotList, nscSlotListSize[index]*sizeof(CK_SLOT_ID)); if (nscSlotList[index] == NULL) { nscSlotList[index] = oldNscSlotList; nscSlotListSize[index] = oldNscSlotListSize; return CKR_HOST_MEMORY; } } if (nscSlotHashTable[index] == NULL) { nscSlotHashTable[index] = PL_NewHashTable(64,sftk_HashNumber, PL_CompareValues, PL_CompareValues, NULL, 0); if (nscSlotHashTable[index] == NULL) { return CKR_HOST_MEMORY; } } entry = PL_HashTableAdd(nscSlotHashTable[index],(void *)slot->slotID,slot); if (entry == NULL) { return CKR_HOST_MEMORY; } slot->index = (nscSlotCount[index] & 0x7f) | ((index << 7) & 0x80); nscSlotList[index][nscSlotCount[index]++] = slot->slotID; return CKR_OK; } /* * ths function has all the common initialization that happens whenever we * create a new slot or repurpose an old slot (only valid for slotID's 4 * and greater). * * things that are not reinitialized are: * slotID (can't change) * slotDescription (can't change once defined) * the locks and hash tables (difficult to change in running code, and * unnecessary. hash tables and list are cleared on shutdown, but they * are cleared in a 'friendly' way). * session and object ID counters -- so any old sessions and objects in the * application will get properly notified that the world has changed. * * things that are reinitialized: * database (otherwise what would the point be;). * state variables related to databases. * session count stat info. * tokenDescription. * * NOTE: slotID's 4 and greater show up as removable devices. * */ CK_RV SFTK_SlotReInit(SFTKSlot *slot, char *configdir, char *updatedir, char *updateID, sftk_token_parameters *params, int moduleIndex) { PRBool needLogin = !params->noKeyDB; CK_RV crv; slot->hasTokens = PR_FALSE; slot->sessionIDConflict = 0; slot->sessionCount = 0; slot->rwSessionCount = 0; slot->needLogin = PR_FALSE; slot->isLoggedIn = PR_FALSE; slot->ssoLoggedIn = PR_FALSE; slot->DB_loaded = PR_FALSE; slot->certDB = NULL; slot->keyDB = NULL; slot->minimumPinLen = 0; slot->readOnly = params->readOnly; sftk_setStringName(params->tokdes ? params->tokdes : sftk_getDefTokName(slot->slotID), slot->tokDescription, sizeof(slot->tokDescription),PR_TRUE); sftk_setStringName(params->updtokdes ? params->updtokdes : " ", slot->updateTokDescription, sizeof(slot->updateTokDescription),PR_TRUE); if ((!params->noCertDB) || (!params->noKeyDB)) { SFTKDBHandle * certHandle = NULL; SFTKDBHandle *keyHandle = NULL; crv = sftk_DBInit(params->configdir ? params->configdir : configdir, params->certPrefix, params->keyPrefix, params->updatedir ? params->updatedir : updatedir, params->updCertPrefix, params->updKeyPrefix, params->updateID ? params->updateID : updateID, params->readOnly, params->noCertDB, params->noKeyDB, params->forceOpen, moduleIndex == NSC_FIPS_MODULE, &certHandle, &keyHandle); if (crv != CKR_OK) { goto loser; } slot->certDB = certHandle; slot->keyDB = keyHandle; } if (needLogin) { /* if the data base is initialized with a null password,remember that */ slot->needLogin = (PRBool)!sftk_hasNullPassword(slot, slot->keyDB); if ((params->minPW >= 0) && (params->minPW <= SFTK_MAX_PIN)) { slot->minimumPinLen = params->minPW; } if ((slot->minimumPinLen == 0) && (params->pwRequired)) { slot->minimumPinLen = 1; } if ((moduleIndex == NSC_FIPS_MODULE) && (slot->minimumPinLen < FIPS_MIN_PIN)) { slot->minimumPinLen = FIPS_MIN_PIN; } } slot->present = PR_TRUE; return CKR_OK; loser: SFTK_ShutdownSlot(slot); return crv; } /* * initialize one of the slot structures. figure out which by the ID */ CK_RV SFTK_SlotInit(char *configdir, char *updatedir, char *updateID, sftk_token_parameters *params, int moduleIndex) { unsigned int i; CK_SLOT_ID slotID = params->slotID; SFTKSlot *slot; CK_RV crv = CKR_HOST_MEMORY; /* * first we initialize everything that is 'permanent' with this slot. * that is everything we aren't going to shutdown if we close this slot * and open it up again with different databases */ slot = PORT_ZNew(SFTKSlot); if (slot == NULL) { return CKR_HOST_MEMORY; } slot->optimizeSpace = params->optimizeSpace; if (slot->optimizeSpace) { slot->sessObjHashSize = SPACE_SESSION_OBJECT_HASH_SIZE; slot->sessHashSize = SPACE_SESSION_HASH_SIZE; slot->numSessionLocks = 1; } else { slot->sessObjHashSize = TIME_SESSION_OBJECT_HASH_SIZE; slot->sessHashSize = TIME_SESSION_HASH_SIZE; slot->numSessionLocks = slot->sessHashSize/BUCKETS_PER_SESSION_LOCK; } slot->sessionLockMask = slot->numSessionLocks-1; slot->slotLock = PZ_NewLock(nssILockSession); if (slot->slotLock == NULL) goto mem_loser; slot->sessionLock = PORT_ZNewArray(PZLock *, slot->numSessionLocks); if (slot->sessionLock == NULL) goto mem_loser; for (i=0; i < slot->numSessionLocks; i++) { slot->sessionLock[i] = PZ_NewLock(nssILockSession); if (slot->sessionLock[i] == NULL) goto mem_loser; } slot->objectLock = PZ_NewLock(nssILockObject); if (slot->objectLock == NULL) goto mem_loser; slot->pwCheckLock = PR_NewLock(); if (slot->pwCheckLock == NULL) goto mem_loser; slot->head = PORT_ZNewArray(SFTKSession *, slot->sessHashSize); if (slot->head == NULL) goto mem_loser; slot->sessObjHashTable = PORT_ZNewArray(SFTKObject *, slot->sessObjHashSize); if (slot->sessObjHashTable == NULL) goto mem_loser; slot->tokObjHashTable = PL_NewHashTable(64,sftk_HashNumber,PL_CompareValues, SECITEM_HashCompare, NULL, 0); if (slot->tokObjHashTable == NULL) goto mem_loser; slot->sessionIDCount = 0; slot->sessionObjectHandleCount = minSessionObjectHandle; slot->slotID = slotID; sftk_setStringName(params->slotdes ? params->slotdes : sftk_getDefSlotName(slotID), slot->slotDescription, sizeof(slot->slotDescription), PR_TRUE); /* call the reinit code to set everything that changes between token * init calls */ crv = SFTK_SlotReInit(slot, configdir, updatedir, updateID, params, moduleIndex); if (crv != CKR_OK) { goto loser; } crv = sftk_RegisterSlot(slot, moduleIndex); if (crv != CKR_OK) { goto loser; } return CKR_OK; mem_loser: crv = CKR_HOST_MEMORY; loser: SFTK_DestroySlotData(slot); return crv; } CK_RV sftk_CloseAllSessions(SFTKSlot *slot, PRBool logout) { SFTKSession *session; unsigned int i; SFTKDBHandle *handle; /* first log out the card */ /* special case - if we are in a middle of upgrade, we want to close the * sessions to fake a token removal to tell the upper level code we have * switched from one database to another, but we don't want to * explicity logout in case we can continue the upgrade with the * existing password if possible. */ if (logout) { handle = sftk_getKeyDB(slot); SKIP_AFTER_FORK(PZ_Lock(slot->slotLock)); slot->isLoggedIn = PR_FALSE; if (slot->needLogin && handle) { sftkdb_ClearPassword(handle); } SKIP_AFTER_FORK(PZ_Unlock(slot->slotLock)); if (handle) { sftk_freeDB(handle); } } /* now close all the current sessions */ /* NOTE: If you try to open new sessions before NSC_CloseAllSessions * completes, some of those new sessions may or may not be closed by * NSC_CloseAllSessions... but any session running when this code starts * will guarrenteed be close, and no session will be partially closed */ for (i=0; i < slot->sessHashSize; i++) { PZLock *lock = SFTK_SESSION_LOCK(slot,i); do { SKIP_AFTER_FORK(PZ_Lock(lock)); session = slot->head[i]; /* hand deque */ /* this duplicates function of NSC_close session functions, but * because we know that we are freeing all the sessions, we can * do more efficient processing */ if (session) { slot->head[i] = session->next; if (session->next) session->next->prev = NULL; session->next = session->prev = NULL; SKIP_AFTER_FORK(PZ_Unlock(lock)); SKIP_AFTER_FORK(PZ_Lock(slot->slotLock)); --slot->sessionCount; SKIP_AFTER_FORK(PZ_Unlock(slot->slotLock)); if (session->info.flags & CKF_RW_SESSION) { PR_ATOMIC_DECREMENT(&slot->rwSessionCount); } } else { SKIP_AFTER_FORK(PZ_Unlock(lock)); } if (session) sftk_FreeSession(session); } while (session != NULL); } return CKR_OK; } /* * shut down the databases. * we get the slot lock (which also protects slot->certDB and slot->keyDB) * and clear the values so the new users will not find the databases. * once things are clear, we can release our references to the databases. * The databases will close when the last reference is released. * * We use reference counts so that we don't crash if someone shuts down * a token that another thread is actively using. */ static void sftk_DBShutdown(SFTKSlot *slot) { SFTKDBHandle *certHandle; SFTKDBHandle *keyHandle; SKIP_AFTER_FORK(PZ_Lock(slot->slotLock)); certHandle = slot->certDB; slot->certDB = NULL; keyHandle = slot->keyDB; slot->keyDB = NULL; SKIP_AFTER_FORK(PZ_Unlock(slot->slotLock)); if (certHandle) { sftk_freeDB(certHandle); } if (keyHandle) { sftk_freeDB(keyHandle); } } CK_RV SFTK_ShutdownSlot(SFTKSlot *slot) { /* make sure no new PK11 calls work except C_GetSlotInfo */ slot->present = PR_FALSE; /* close all outstanding sessions * the sessHashSize variable guarentees we have all the session * mechanism set up */ if (slot->head) { sftk_CloseAllSessions(slot, PR_TRUE); } /* clear all objects.. session objects are cleared as a result of * closing all the sessions. We just need to clear the token object * cache. slot->tokObjHashTable guarentees we have the token * infrastructure set up. */ if (slot->tokObjHashTable) { SFTK_ClearTokenKeyHashTable(slot); } /* clear the slot description for the next guy */ PORT_Memset(slot->tokDescription, 0, sizeof(slot->tokDescription)); /* now shut down the databases. */ sftk_DBShutdown(slot); return CKR_OK; } /* * initialize one of the slot structures. figure out which by the ID */ CK_RV SFTK_DestroySlotData(SFTKSlot *slot) { unsigned int i; SFTK_ShutdownSlot(slot); if (slot->tokObjHashTable) { PL_HashTableDestroy(slot->tokObjHashTable); slot->tokObjHashTable = NULL; } if (slot->sessObjHashTable) { PORT_Free(slot->sessObjHashTable); slot->sessObjHashTable = NULL; } slot->sessObjHashSize = 0; if (slot->head) { PORT_Free(slot->head); slot->head = NULL; } slot->sessHashSize = 0; /* OK everything has been disassembled, now we can finally get rid * of the locks */ SKIP_AFTER_FORK(PZ_DestroyLock(slot->slotLock)); slot->slotLock = NULL; if (slot->sessionLock) { for (i=0; i < slot->numSessionLocks; i++) { if (slot->sessionLock[i]) { SKIP_AFTER_FORK(PZ_DestroyLock(slot->sessionLock[i])); slot->sessionLock[i] = NULL; } } PORT_Free(slot->sessionLock); slot->sessionLock = NULL; } if (slot->objectLock) { SKIP_AFTER_FORK(PZ_DestroyLock(slot->objectLock)); slot->objectLock = NULL; } if (slot->pwCheckLock) { SKIP_AFTER_FORK(PR_DestroyLock(slot->pwCheckLock)); slot->pwCheckLock = NULL; } PORT_Free(slot); return CKR_OK; } /* * handle the SECMOD.db */ char ** NSC_ModuleDBFunc(unsigned long function,char *parameters, void *args) { char *secmod = NULL; char *appName = NULL; char *filename = NULL; NSSDBType dbType = NSS_DB_TYPE_NONE; PRBool rw; static char *success="Success"; char **rvstr = NULL; rvstr = NSSUTIL_DoModuleDBFunction(function, parameters, args); if (rvstr != NULL) { return rvstr; } if (PORT_GetError() != SEC_ERROR_LEGACY_DATABASE) { return NULL; } /* The legacy database uses the old dbm, which is only linked with the * legacy DB handler, which is only callable from softoken */ secmod = _NSSUTIL_GetSecmodName(parameters, &dbType, &appName, &filename, &rw); switch (function) { case SECMOD_MODULE_DB_FUNCTION_FIND: if (secmod == NULL) { PORT_SetError(SEC_ERROR_INVALID_ARGS); return NULL; } if (rw && (dbType != NSS_DB_TYPE_LEGACY) && (dbType != NSS_DB_TYPE_MULTIACCESS)) { /* if we get here, we are trying to update the local database */ /* force data from the legacy DB */ char *oldSecmod = NULL; char *oldAppName = NULL; char *oldFilename = NULL; PRBool oldrw; char **strings = NULL; int i; dbType = NSS_DB_TYPE_LEGACY; oldSecmod = _NSSUTIL_GetSecmodName(parameters,&dbType, &oldAppName, &oldFilename, &oldrw); strings = sftkdbCall_ReadSecmodDB(appName, oldFilename, oldSecmod, (char *)parameters, oldrw); if (strings) { /* write out the strings */ for (i=0; strings[i]; i++) { NSSUTIL_DoModuleDBFunction(SECMOD_MODULE_DB_FUNCTION_ADD, parameters, strings[i]); } sftkdbCall_ReleaseSecmodDBData(oldAppName,oldFilename,oldSecmod, (char **)strings,oldrw); } else { /* write out a dummy record */ NSSUTIL_DoModuleDBFunction(SECMOD_MODULE_DB_FUNCTION_ADD, parameters, " "); } if (oldSecmod) { PR_smprintf_free(oldSecmod); } if (oldAppName) { PORT_Free(oldAppName); } if (oldFilename) { PORT_Free(oldFilename); } rvstr = NSSUTIL_DoModuleDBFunction(function, parameters, args); break; } rvstr = sftkdbCall_ReadSecmodDB(appName,filename,secmod, (char *)parameters,rw); break; case SECMOD_MODULE_DB_FUNCTION_ADD: if (secmod == NULL) { PORT_SetError(SEC_ERROR_INVALID_ARGS); return NULL; } rvstr = (sftkdbCall_AddSecmodDB(appName,filename,secmod, (char *)args,rw) == SECSuccess) ? &success: NULL; break; case SECMOD_MODULE_DB_FUNCTION_DEL: if (secmod == NULL) { PORT_SetError(SEC_ERROR_INVALID_ARGS); return NULL; } rvstr = (sftkdbCall_DeleteSecmodDB(appName,filename,secmod, (char *)args,rw) == SECSuccess) ? &success: NULL; break; case SECMOD_MODULE_DB_FUNCTION_RELEASE: rvstr = (sftkdbCall_ReleaseSecmodDBData(appName,filename,secmod, (char **)args,rw) == SECSuccess) ? &success: NULL; break; } if (secmod) PR_smprintf_free(secmod); if (appName) PORT_Free(appName); if (filename) PORT_Free(filename); return rvstr; } static void nscFreeAllSlots(int moduleIndex) { /* free all the slots */ SFTKSlot *slot = NULL; CK_SLOT_ID slotID; int i; if (nscSlotList[moduleIndex]) { CK_ULONG tmpSlotCount = nscSlotCount[moduleIndex]; CK_SLOT_ID_PTR tmpSlotList = nscSlotList[moduleIndex]; PLHashTable *tmpSlotHashTable = nscSlotHashTable[moduleIndex]; /* first close all the session */ for (i=0; i < (int) tmpSlotCount; i++) { slotID = tmpSlotList[i]; (void) NSC_CloseAllSessions(slotID); } /* now clear out the statics */ nscSlotList[moduleIndex] = NULL; nscSlotCount[moduleIndex] = 0; nscSlotHashTable[moduleIndex] = NULL; nscSlotListSize[moduleIndex] = 0; for (i=0; i < (int) tmpSlotCount; i++) { slotID = tmpSlotList[i]; slot = (SFTKSlot *) PL_HashTableLookup(tmpSlotHashTable, (void *)slotID); PORT_Assert(slot); if (!slot) continue; SFTK_DestroySlotData(slot); PL_HashTableRemove(tmpSlotHashTable, (void *)slotID); } PORT_Free(tmpSlotList); PL_HashTableDestroy(tmpSlotHashTable); } } static void sftk_closePeer(PRBool isFIPS) { CK_SLOT_ID slotID = isFIPS ? PRIVATE_KEY_SLOT_ID: FIPS_SLOT_ID; SFTKSlot *slot; int moduleIndex = isFIPS? NSC_NON_FIPS_MODULE : NSC_FIPS_MODULE; PLHashTable *tmpSlotHashTable = nscSlotHashTable[moduleIndex]; slot = (SFTKSlot *) PL_HashTableLookup(tmpSlotHashTable, (void *)slotID); if (slot == NULL) { return; } sftk_DBShutdown(slot); return; } /* NSC_Initialize initializes the Cryptoki library. */ CK_RV nsc_CommonInitialize(CK_VOID_PTR pReserved, PRBool isFIPS) { CK_RV crv = CKR_OK; SECStatus rv; CK_C_INITIALIZE_ARGS *init_args = (CK_C_INITIALIZE_ARGS *) pReserved; int i; int moduleIndex = isFIPS? NSC_FIPS_MODULE : NSC_NON_FIPS_MODULE; if (isFIPS) { loginWaitTime = PR_SecondsToInterval(1); } ENABLE_FORK_CHECK(); rv = SECOID_Init(); if (rv != SECSuccess) { crv = CKR_DEVICE_ERROR; return crv; } rv = RNG_RNGInit(); /* initialize random number generator */ if (rv != SECSuccess) { crv = CKR_DEVICE_ERROR; return crv; } rv = BL_Init(); /* initialize freebl engine */ if (rv != SECSuccess) { crv = CKR_DEVICE_ERROR; return crv; } /* NOTE: * we should be getting out mutexes from this list, not statically binding * them from NSPR. This should happen before we allow the internal to split * off from the rest on NSS. */ /* initialize the key and cert db's */ if (init_args && (!(init_args->flags & CKF_OS_LOCKING_OK))) { if (init_args->CreateMutex && init_args->DestroyMutex && init_args->LockMutex && init_args->UnlockMutex) { /* softoken always uses NSPR (ie. OS locking), and doesn't know how * to use the lock functions provided by the application. */ crv = CKR_CANT_LOCK; return crv; } if (init_args->CreateMutex || init_args->DestroyMutex || init_args->LockMutex || init_args->UnlockMutex) { /* only some of the lock functions were provided by the * application. This is invalid per PKCS#11 spec. */ crv = CKR_ARGUMENTS_BAD; return crv; } } crv = CKR_ARGUMENTS_BAD; if ((init_args && init_args->LibraryParameters)) { sftk_parameters paramStrings; crv = sftk_parseParameters ((char *)init_args->LibraryParameters, ¶mStrings, isFIPS); if (crv != CKR_OK) { return crv; } crv = sftk_configure(paramStrings.man, paramStrings.libdes); if (crv != CKR_OK) { goto loser; } /* if we have a peer already open, have him close his DB's so we * don't clobber each other. */ if ((isFIPS && nsc_init) || (!isFIPS && nsf_init)) { sftk_closePeer(isFIPS); if (sftk_audit_enabled) { if (isFIPS && nsc_init) { sftk_LogAuditMessage(NSS_AUDIT_INFO, NSS_AUDIT_FIPS_STATE, "enabled FIPS mode"); } else { sftk_LogAuditMessage(NSS_AUDIT_INFO, NSS_AUDIT_FIPS_STATE, "disabled FIPS mode"); } } } for (i=0; i < paramStrings.token_count; i++) { crv = SFTK_SlotInit(paramStrings.configdir, paramStrings.updatedir, paramStrings.updateID, ¶mStrings.tokens[i], moduleIndex); if (crv != CKR_OK) { nscFreeAllSlots(moduleIndex); break; } } loser: sftk_freeParams(¶mStrings); } if (CKR_OK == crv) { sftk_InitFreeLists(); } #ifndef NO_FORK_CHECK if (CKR_OK == crv) { #if defined(CHECK_FORK_MIXED) /* Before Solaris 10, fork handlers are not unregistered at dlclose() * time. So, we only use pthread_atfork on Solaris 10 and later. For * earlier versions, we use PID checks. */ char buf[200]; int major = 0, minor = 0; long rv = sysinfo(SI_RELEASE, buf, sizeof(buf)); if (rv > 0 && rv < sizeof(buf)) { if (2 == sscanf(buf, "%d.%d", &major, &minor)) { /* Are we on Solaris 10 or greater ? */ if (major >5 || (5 == major && minor >= 10)) { /* we are safe to use pthread_atfork */ usePthread_atfork = PR_TRUE; } } } if (usePthread_atfork) { pthread_atfork(NULL, NULL, ForkedChild); } else { myPid = getpid(); } #elif defined(CHECK_FORK_PTHREAD) pthread_atfork(NULL, NULL, ForkedChild); #elif defined(CHECK_FORK_GETPID) myPid = getpid(); #else #error Incorrect fork check method. #endif } #endif return crv; } CK_RV NSC_Initialize(CK_VOID_PTR pReserved) { CK_RV crv; sftk_ForkReset(pReserved, &crv); if (nsc_init) { return CKR_CRYPTOKI_ALREADY_INITIALIZED; } crv = nsc_CommonInitialize(pReserved,PR_FALSE); nsc_init = (PRBool) (crv == CKR_OK); return crv; } /* NSC_Finalize indicates that an application is done with the * Cryptoki library.*/ CK_RV nsc_CommonFinalize (CK_VOID_PTR pReserved, PRBool isFIPS) { /* propagate the fork status to freebl and util */ BL_SetForkState(parentForkedAfterC_Initialize); UTIL_SetForkState(parentForkedAfterC_Initialize); nscFreeAllSlots(isFIPS ? NSC_FIPS_MODULE : NSC_NON_FIPS_MODULE); /* don't muck with the globals if our peer is still initialized */ if (isFIPS && nsc_init) { return CKR_OK; } if (!isFIPS && nsf_init) { return CKR_OK; } sftk_CleanupFreeLists(); sftkdb_Shutdown(); /* This function does not discard all our previously aquired entropy. */ RNG_RNGShutdown(); /* tell freeBL to clean up after itself */ BL_Cleanup(); /* reset fork status in freebl. We must do this before BL_Unload so that * this call doesn't force freebl to be reloaded. */ BL_SetForkState(PR_FALSE); /* unload freeBL shared library from memory. This may only decrement the * OS refcount if it's been loaded multiple times, eg. by libssl */ BL_Unload(); /* clean up the default OID table */ SECOID_Shutdown(); /* reset fork status in util */ UTIL_SetForkState(PR_FALSE); nsc_init = PR_FALSE; #ifdef CHECK_FORK_MIXED if (!usePthread_atfork) { myPid = 0; /* allow CHECK_FORK in the next softoken initialization to * succeed */ } else { forked = PR_FALSE; /* allow reinitialization */ } #elif defined(CHECK_FORK_GETPID) myPid = 0; /* allow reinitialization */ #elif defined (CHECK_FORK_PTHREAD) forked = PR_FALSE; /* allow reinitialization */ #endif return CKR_OK; } /* Hard-reset the entire softoken PKCS#11 module if the parent process forked * while it was initialized. */ PRBool sftk_ForkReset(CK_VOID_PTR pReserved, CK_RV* crv) { #ifndef NO_FORK_CHECK if (PARENT_FORKED()) { parentForkedAfterC_Initialize = PR_TRUE; if (nsc_init) { /* finalize non-FIPS token */ *crv = nsc_CommonFinalize(pReserved, PR_FALSE); PORT_Assert(CKR_OK == *crv); nsc_init = (PRBool) !(*crv == CKR_OK); } if (nsf_init) { /* finalize FIPS token */ *crv = nsc_CommonFinalize(pReserved, PR_TRUE); PORT_Assert(CKR_OK == *crv); nsf_init = (PRBool) !(*crv == CKR_OK); } parentForkedAfterC_Initialize = PR_FALSE; return PR_TRUE; } #endif return PR_FALSE; } /* NSC_Finalize indicates that an application is done with the * Cryptoki library.*/ CK_RV NSC_Finalize (CK_VOID_PTR pReserved) { CK_RV crv; /* reset entire PKCS#11 module upon fork */ if (sftk_ForkReset(pReserved, &crv)) { return crv; } if (!nsc_init) { return CKR_OK; } crv = nsc_CommonFinalize (pReserved, PR_FALSE); nsc_init = (PRBool) !(crv == CKR_OK); return crv; } extern const char __nss_softokn_rcsid[]; extern const char __nss_softokn_sccsid[]; /* NSC_GetInfo returns general information about Cryptoki. */ CK_RV NSC_GetInfo(CK_INFO_PTR pInfo) { volatile char c; /* force a reference that won't get optimized away */ CHECK_FORK(); c = __nss_softokn_rcsid[0] + __nss_softokn_sccsid[0]; pInfo->cryptokiVersion.major = 2; pInfo->cryptokiVersion.minor = 20; PORT_Memcpy(pInfo->manufacturerID,manufacturerID,32); pInfo->libraryVersion.major = SOFTOKEN_VMAJOR; pInfo->libraryVersion.minor = SOFTOKEN_VMINOR; PORT_Memcpy(pInfo->libraryDescription,libraryDescription,32); pInfo->flags = 0; return CKR_OK; } /* NSC_GetSlotList obtains a list of slots in the system. */ CK_RV nsc_CommonGetSlotList(CK_BBOOL tokenPresent, CK_SLOT_ID_PTR pSlotList, CK_ULONG_PTR pulCount, int moduleIndex) { *pulCount = nscSlotCount[moduleIndex]; if (pSlotList != NULL) { PORT_Memcpy(pSlotList,nscSlotList[moduleIndex], nscSlotCount[moduleIndex]*sizeof(CK_SLOT_ID)); } return CKR_OK; } /* NSC_GetSlotList obtains a list of slots in the system. */ CK_RV NSC_GetSlotList(CK_BBOOL tokenPresent, CK_SLOT_ID_PTR pSlotList, CK_ULONG_PTR pulCount) { CHECK_FORK(); return nsc_CommonGetSlotList(tokenPresent, pSlotList, pulCount, NSC_NON_FIPS_MODULE); } /* NSC_GetSlotInfo obtains information about a particular slot in the system. */ CK_RV NSC_GetSlotInfo(CK_SLOT_ID slotID, CK_SLOT_INFO_PTR pInfo) { SFTKSlot *slot = sftk_SlotFromID(slotID, PR_TRUE); CHECK_FORK(); if (slot == NULL) return CKR_SLOT_ID_INVALID; pInfo->firmwareVersion.major = 0; pInfo->firmwareVersion.minor = 0; PORT_Memcpy(pInfo->manufacturerID,manufacturerID, sizeof(pInfo->manufacturerID)); PORT_Memcpy(pInfo->slotDescription,slot->slotDescription, sizeof(pInfo->slotDescription)); pInfo->flags = (slot->present) ? CKF_TOKEN_PRESENT : 0; /* all user defined slots are defined as removable */ if (slotID >= SFTK_MIN_USER_SLOT_ID) { pInfo->flags |= CKF_REMOVABLE_DEVICE; } else { /* In the case where we are doing a merge update, we need * the DB slot to be removable so the token name can change * appropriately. */ SFTKDBHandle *handle = sftk_getKeyDB(slot); if (handle) { if (sftkdb_InUpdateMerge(handle)) { pInfo->flags |= CKF_REMOVABLE_DEVICE; } sftk_freeDB(handle); } } /* ok we really should read it out of the keydb file. */ /* pInfo->hardwareVersion.major = NSSLOWKEY_DB_FILE_VERSION; */ pInfo->hardwareVersion.major = SOFTOKEN_VMAJOR; pInfo->hardwareVersion.minor = SOFTOKEN_VMINOR; return CKR_OK; } /* * check the current state of the 'needLogin' flag in case the database has * been changed underneath us. */ static PRBool sftk_checkNeedLogin(SFTKSlot *slot, SFTKDBHandle *keyHandle) { if (sftkdb_PWCached(keyHandle) == SECSuccess) { return slot->needLogin; } slot->needLogin = (PRBool)!sftk_hasNullPassword(slot, keyHandle); return (slot->needLogin); } static PRBool sftk_isBlank(const char *s, int len) { int i; for (i=0; i < len; i++) { if (s[i] != ' ') { return PR_FALSE; } } return PR_TRUE; } /* NSC_GetTokenInfo obtains information about a particular token in * the system. */ CK_RV NSC_GetTokenInfo(CK_SLOT_ID slotID,CK_TOKEN_INFO_PTR pInfo) { SFTKSlot *slot; SFTKDBHandle *handle; CHECK_FORK(); if (!nsc_init && !nsf_init) return CKR_CRYPTOKI_NOT_INITIALIZED; slot = sftk_SlotFromID(slotID, PR_FALSE); if (slot == NULL) return CKR_SLOT_ID_INVALID; PORT_Memcpy(pInfo->manufacturerID,manufacturerID,32); PORT_Memcpy(pInfo->model,"NSS 3 ",16); PORT_Memcpy(pInfo->serialNumber,"0000000000000000",16); PORT_Memcpy(pInfo->utcTime,"0000000000000000",16); pInfo->ulMaxSessionCount = 0; /* arbitrarily large */ pInfo->ulSessionCount = slot->sessionCount; pInfo->ulMaxRwSessionCount = 0; /* arbitarily large */ pInfo->ulRwSessionCount = slot->rwSessionCount; pInfo->firmwareVersion.major = 0; pInfo->firmwareVersion.minor = 0; PORT_Memcpy(pInfo->label,slot->tokDescription,sizeof(pInfo->label)); handle = sftk_getKeyDB(slot); pInfo->flags = CKF_RNG | CKF_DUAL_CRYPTO_OPERATIONS; if (handle == NULL) { pInfo->flags |= CKF_WRITE_PROTECTED; pInfo->ulMaxPinLen = 0; pInfo->ulMinPinLen = 0; pInfo->ulTotalPublicMemory = 0; pInfo->ulFreePublicMemory = 0; pInfo->ulTotalPrivateMemory = 0; pInfo->ulFreePrivateMemory = 0; pInfo->hardwareVersion.major = 4; pInfo->hardwareVersion.minor = 0; } else { /* * we have three possible states which we may be in: * (1) No DB password has been initialized. This also means we * have no keys in the key db. * (2) Password initialized to NULL. This means we have keys, but * the user has chosen not use a password. * (3) Finally we have an initialized password whicn is not NULL, and * we will need to prompt for it. */ if (sftkdb_HasPasswordSet(handle) == SECFailure) { pInfo->flags |= CKF_LOGIN_REQUIRED; } else if (!sftk_checkNeedLogin(slot,handle)) { pInfo->flags |= CKF_USER_PIN_INITIALIZED; } else { pInfo->flags |= CKF_LOGIN_REQUIRED | CKF_USER_PIN_INITIALIZED; /* * if we are doing a merge style update, and we need to get the password * of our source database (the database we are updating from), make sure we * return a token name that will match the database we are prompting for. */ if (sftkdb_NeedUpdateDBPassword(handle)) { /* if we have an update tok description, use it. otherwise * use the updateID for this database */ if (!sftk_isBlank(slot->updateTokDescription, sizeof(pInfo->label))) { PORT_Memcpy(pInfo->label,slot->updateTokDescription, sizeof(pInfo->label)); } else { /* build from updateID */ const char *updateID = sftkdb_GetUpdateID(handle); if (updateID) { sftk_setStringName(updateID, (char *)pInfo->label, sizeof(pInfo->label), PR_FALSE); } } } } pInfo->ulMaxPinLen = SFTK_MAX_PIN; pInfo->ulMinPinLen = (CK_ULONG)slot->minimumPinLen; pInfo->ulTotalPublicMemory = 1; pInfo->ulFreePublicMemory = 1; pInfo->ulTotalPrivateMemory = 1; pInfo->ulFreePrivateMemory = 1; #ifdef SHDB_FIXME pInfo->hardwareVersion.major = CERT_DB_FILE_VERSION; pInfo->hardwareVersion.minor = handle->version; #else pInfo->hardwareVersion.major = 0; pInfo->hardwareVersion.minor = 0; #endif sftk_freeDB(handle); } /* * CKF_LOGIN_REQUIRED CKF_USER_PIN_INITIALIZED how CKF_TOKEN_INITIALIZED * should be set * 0 0 1 * 1 0 0 * 0 1 1 * 1 1 1 */ if (!(pInfo->flags & CKF_LOGIN_REQUIRED) || (pInfo->flags & CKF_USER_PIN_INITIALIZED)) { pInfo->flags |= CKF_TOKEN_INITIALIZED; } return CKR_OK; } /* NSC_GetMechanismList obtains a list of mechanism types * supported by a token. */ CK_RV NSC_GetMechanismList(CK_SLOT_ID slotID, CK_MECHANISM_TYPE_PTR pMechanismList, CK_ULONG_PTR pulCount) { CK_ULONG i; CHECK_FORK(); switch (slotID) { /* default: */ case NETSCAPE_SLOT_ID: *pulCount = mechanismCount; if (pMechanismList != NULL) { for (i=0; i < mechanismCount; i++) { pMechanismList[i] = mechanisms[i].type; } } break; default: *pulCount = 0; for (i=0; i < mechanismCount; i++) { if (mechanisms[i].privkey) { (*pulCount)++; if (pMechanismList != NULL) { *pMechanismList++ = mechanisms[i].type; } } } break; } return CKR_OK; } /* NSC_GetMechanismInfo obtains information about a particular mechanism * possibly supported by a token. */ CK_RV NSC_GetMechanismInfo(CK_SLOT_ID slotID, CK_MECHANISM_TYPE type, CK_MECHANISM_INFO_PTR pInfo) { PRBool isPrivateKey; CK_ULONG i; CHECK_FORK(); switch (slotID) { case NETSCAPE_SLOT_ID: isPrivateKey = PR_FALSE; break; default: isPrivateKey = PR_TRUE; break; } for (i=0; i < mechanismCount; i++) { if (type == mechanisms[i].type) { if (isPrivateKey && !mechanisms[i].privkey) { return CKR_MECHANISM_INVALID; } PORT_Memcpy(pInfo,&mechanisms[i].info, sizeof(CK_MECHANISM_INFO)); return CKR_OK; } } return CKR_MECHANISM_INVALID; } CK_RV sftk_MechAllowsOperation(CK_MECHANISM_TYPE type, CK_ATTRIBUTE_TYPE op) { CK_ULONG i; CK_FLAGS flags; switch (op) { case CKA_ENCRYPT: flags = CKF_ENCRYPT; break; case CKA_DECRYPT: flags = CKF_DECRYPT; break; case CKA_WRAP: flags = CKF_WRAP; break; case CKA_UNWRAP: flags = CKF_UNWRAP; break; case CKA_SIGN: flags = CKF_SIGN; break; case CKA_SIGN_RECOVER: flags = CKF_SIGN_RECOVER; break; case CKA_VERIFY: flags = CKF_VERIFY; break; case CKA_VERIFY_RECOVER: flags = CKF_VERIFY_RECOVER; break; case CKA_DERIVE: flags = CKF_DERIVE; break; default: return CKR_ARGUMENTS_BAD; } for (i=0; i < mechanismCount; i++) { if (type == mechanisms[i].type) { return (flags & mechanisms[i].info.flags) ? CKR_OK : CKR_MECHANISM_INVALID; } } return CKR_MECHANISM_INVALID; } /* NSC_InitToken initializes a token. */ CK_RV NSC_InitToken(CK_SLOT_ID slotID,CK_CHAR_PTR pPin, CK_ULONG ulPinLen,CK_CHAR_PTR pLabel) { SFTKSlot *slot = sftk_SlotFromID(slotID, PR_FALSE); SFTKDBHandle *handle; SFTKDBHandle *certHandle; SECStatus rv; unsigned int i; SFTKObject *object; CHECK_FORK(); if (slot == NULL) return CKR_SLOT_ID_INVALID; /* don't initialize the database if we aren't talking to a token * that uses the key database. */ if (slotID == NETSCAPE_SLOT_ID) { return CKR_TOKEN_WRITE_PROTECTED; } /* first, delete all our loaded key and cert objects from our * internal list. */ PZ_Lock(slot->objectLock); for (i=0; i < slot->sessObjHashSize; i++) { do { object = slot->sessObjHashTable[i]; /* hand deque */ /* this duplicates function of NSC_close session functions, but * because we know that we are freeing all the sessions, we can * do more efficient processing */ if (object) { slot->sessObjHashTable[i] = object->next; if (object->next) object->next->prev = NULL; object->next = object->prev = NULL; } if (object) sftk_FreeObject(object); } while (object != NULL); } slot->DB_loaded = PR_FALSE; PZ_Unlock(slot->objectLock); /* then clear out the key database */ handle = sftk_getKeyDB(slot); if (handle == NULL) { return CKR_TOKEN_WRITE_PROTECTED; } rv = sftkdb_ResetKeyDB(handle); sftk_freeDB(handle); if (rv != SECSuccess) { return CKR_DEVICE_ERROR; } /* finally mark all the user certs as non-user certs */ certHandle = sftk_getCertDB(slot); if (certHandle == NULL) return CKR_OK; sftk_freeDB(certHandle); return CKR_OK; /*is this the right function for not implemented*/ } /* NSC_InitPIN initializes the normal user's PIN. */ CK_RV NSC_InitPIN(CK_SESSION_HANDLE hSession, CK_CHAR_PTR pPin, CK_ULONG ulPinLen) { SFTKSession *sp = NULL; SFTKSlot *slot; SFTKDBHandle *handle = NULL; char newPinStr[SFTK_MAX_PIN+1]; SECStatus rv; CK_RV crv = CKR_SESSION_HANDLE_INVALID; PRBool tokenRemoved = PR_FALSE; CHECK_FORK(); sp = sftk_SessionFromHandle(hSession); if (sp == NULL) { goto loser; } slot = sftk_SlotFromSession(sp); if (slot == NULL) { goto loser; } handle = sftk_getKeyDB(slot); if (handle == NULL) { crv = CKR_PIN_LEN_RANGE; goto loser; } if (sp->info.state != CKS_RW_SO_FUNCTIONS) { crv = CKR_USER_NOT_LOGGED_IN; goto loser; } sftk_FreeSession(sp); sp = NULL; /* make sure the pins aren't too long */ if (ulPinLen > SFTK_MAX_PIN) { crv = CKR_PIN_LEN_RANGE; goto loser; } if (ulPinLen < (CK_ULONG)slot->minimumPinLen) { crv = CKR_PIN_LEN_RANGE; goto loser; } if (sftkdb_HasPasswordSet(handle) != SECFailure) { crv = CKR_DEVICE_ERROR; goto loser; } /* convert to null terminated string */ PORT_Memcpy(newPinStr, pPin, ulPinLen); newPinStr[ulPinLen] = 0; /* build the hashed pins which we pass around */ /* change the data base */ rv = sftkdb_ChangePassword(handle, NULL, newPinStr, &tokenRemoved); if (tokenRemoved) { sftk_CloseAllSessions(slot, PR_FALSE); } sftk_freeDB(handle); handle = NULL; /* Now update our local copy of the pin */ if (rv == SECSuccess) { if (ulPinLen == 0) slot->needLogin = PR_FALSE; return CKR_OK; } crv = CKR_PIN_INCORRECT; loser: if (sp) { sftk_FreeSession(sp); } if (handle) { sftk_freeDB(handle); } return crv; } /* NSC_SetPIN modifies the PIN of user that is currently logged in. */ /* NOTE: This is only valid for the PRIVATE_KEY_SLOT */ CK_RV NSC_SetPIN(CK_SESSION_HANDLE hSession, CK_CHAR_PTR pOldPin, CK_ULONG ulOldLen, CK_CHAR_PTR pNewPin, CK_ULONG ulNewLen) { SFTKSession *sp = NULL; SFTKSlot *slot; SFTKDBHandle *handle = NULL; char newPinStr[SFTK_MAX_PIN+1],oldPinStr[SFTK_MAX_PIN+1]; SECStatus rv; CK_RV crv = CKR_SESSION_HANDLE_INVALID; PRBool tokenRemoved = PR_FALSE; CHECK_FORK(); sp = sftk_SessionFromHandle(hSession); if (sp == NULL) { goto loser; } slot = sftk_SlotFromSession(sp); if (!slot) { goto loser; } handle = sftk_getKeyDB(slot); if (handle == NULL) { sftk_FreeSession(sp); return CKR_PIN_LEN_RANGE; /* XXX FIXME wrong return value */ } if (slot->needLogin && sp->info.state != CKS_RW_USER_FUNCTIONS) { crv = CKR_USER_NOT_LOGGED_IN; goto loser; } sftk_FreeSession(sp); sp = NULL; /* make sure the pins aren't too long */ if ((ulNewLen > SFTK_MAX_PIN) || (ulOldLen > SFTK_MAX_PIN)) { crv = CKR_PIN_LEN_RANGE; goto loser; } if (ulNewLen < (CK_ULONG)slot->minimumPinLen) { crv = CKR_PIN_LEN_RANGE; goto loser; } /* convert to null terminated string */ PORT_Memcpy(newPinStr,pNewPin,ulNewLen); newPinStr[ulNewLen] = 0; PORT_Memcpy(oldPinStr,pOldPin,ulOldLen); oldPinStr[ulOldLen] = 0; /* change the data base password */ PR_Lock(slot->pwCheckLock); rv = sftkdb_ChangePassword(handle, oldPinStr, newPinStr, &tokenRemoved); if (tokenRemoved) { sftk_CloseAllSessions(slot, PR_FALSE); } if ((rv != SECSuccess) && (slot->slotID == FIPS_SLOT_ID)) { PR_Sleep(loginWaitTime); } PR_Unlock(slot->pwCheckLock); /* Now update our local copy of the pin */ if (rv == SECSuccess) { slot->needLogin = (PRBool)(ulNewLen != 0); /* Reset login flags. */ if (ulNewLen == 0) { PRBool tokenRemoved = PR_FALSE; PZ_Lock(slot->slotLock); slot->isLoggedIn = PR_FALSE; slot->ssoLoggedIn = PR_FALSE; PZ_Unlock(slot->slotLock); rv = sftkdb_CheckPassword(handle, "", &tokenRemoved); if (tokenRemoved) { sftk_CloseAllSessions(slot, PR_FALSE); } } sftk_update_all_states(slot); sftk_freeDB(handle); return CKR_OK; } crv = CKR_PIN_INCORRECT; loser: if (sp) { sftk_FreeSession(sp); } if (handle) { sftk_freeDB(handle); } return crv; } /* NSC_OpenSession opens a session between an application and a token. */ CK_RV NSC_OpenSession(CK_SLOT_ID slotID, CK_FLAGS flags, CK_VOID_PTR pApplication,CK_NOTIFY Notify,CK_SESSION_HANDLE_PTR phSession) { SFTKSlot *slot; CK_SESSION_HANDLE sessionID; SFTKSession *session; SFTKSession *sameID; CHECK_FORK(); slot = sftk_SlotFromID(slotID, PR_FALSE); if (slot == NULL) return CKR_SLOT_ID_INVALID; /* new session (we only have serial sessions) */ session = sftk_NewSession(slotID, Notify, pApplication, flags | CKF_SERIAL_SESSION); if (session == NULL) return CKR_HOST_MEMORY; if (slot->readOnly && (flags & CKF_RW_SESSION)) { /* NETSCAPE_SLOT_ID is Read ONLY */ session->info.flags &= ~CKF_RW_SESSION; } PZ_Lock(slot->slotLock); ++slot->sessionCount; PZ_Unlock(slot->slotLock); if (session->info.flags & CKF_RW_SESSION) { PR_ATOMIC_INCREMENT(&slot->rwSessionCount); } do { PZLock *lock; do { sessionID = (PR_ATOMIC_INCREMENT(&slot->sessionIDCount) & 0xffffff) | (slot->index << 24); } while (sessionID == CK_INVALID_HANDLE); lock = SFTK_SESSION_LOCK(slot,sessionID); PZ_Lock(lock); sftkqueue_find(sameID, sessionID, slot->head, slot->sessHashSize); if (sameID == NULL) { session->handle = sessionID; sftk_update_state(slot, session); sftkqueue_add(session, sessionID, slot->head,slot->sessHashSize); } else { slot->sessionIDConflict++; /* for debugging */ } PZ_Unlock(lock); } while (sameID != NULL); *phSession = sessionID; return CKR_OK; } /* NSC_CloseSession closes a session between an application and a token. */ CK_RV NSC_CloseSession(CK_SESSION_HANDLE hSession) { SFTKSlot *slot; SFTKSession *session; PRBool sessionFound; PZLock *lock; CHECK_FORK(); session = sftk_SessionFromHandle(hSession); if (session == NULL) return CKR_SESSION_HANDLE_INVALID; slot = sftk_SlotFromSession(session); sessionFound = PR_FALSE; /* lock */ lock = SFTK_SESSION_LOCK(slot,hSession); PZ_Lock(lock); if (sftkqueue_is_queued(session,hSession,slot->head,slot->sessHashSize)) { sessionFound = PR_TRUE; sftkqueue_delete(session,hSession,slot->head,slot->sessHashSize); session->refCount--; /* can't go to zero while we hold the reference */ PORT_Assert(session->refCount > 0); } PZ_Unlock(lock); if (sessionFound) { SFTKDBHandle *handle; handle = sftk_getKeyDB(slot); PZ_Lock(slot->slotLock); if (--slot->sessionCount == 0) { slot->isLoggedIn = PR_FALSE; if (slot->needLogin && handle) { sftkdb_ClearPassword(handle); } } PZ_Unlock(slot->slotLock); if (handle) { sftk_freeDB(handle); } if (session->info.flags & CKF_RW_SESSION) { PR_ATOMIC_DECREMENT(&slot->rwSessionCount); } } sftk_FreeSession(session); return CKR_OK; } /* NSC_CloseAllSessions closes all sessions with a token. */ CK_RV NSC_CloseAllSessions (CK_SLOT_ID slotID) { SFTKSlot *slot; #ifndef NO_FORK_CHECK /* skip fork check if we are being called from C_Initialize or C_Finalize */ if (!parentForkedAfterC_Initialize) { CHECK_FORK(); } #endif slot = sftk_SlotFromID(slotID, PR_FALSE); if (slot == NULL) return CKR_SLOT_ID_INVALID; return sftk_CloseAllSessions(slot, PR_TRUE); } /* NSC_GetSessionInfo obtains information about the session. */ CK_RV NSC_GetSessionInfo(CK_SESSION_HANDLE hSession, CK_SESSION_INFO_PTR pInfo) { SFTKSession *session; CHECK_FORK(); session = sftk_SessionFromHandle(hSession); if (session == NULL) return CKR_SESSION_HANDLE_INVALID; PORT_Memcpy(pInfo,&session->info,sizeof(CK_SESSION_INFO)); sftk_FreeSession(session); return CKR_OK; } /* NSC_Login logs a user into a token. */ CK_RV NSC_Login(CK_SESSION_HANDLE hSession, CK_USER_TYPE userType, CK_CHAR_PTR pPin, CK_ULONG ulPinLen) { SFTKSlot *slot; SFTKSession *session; SFTKDBHandle *handle; CK_FLAGS sessionFlags; SECStatus rv; CK_RV crv; char pinStr[SFTK_MAX_PIN+1]; PRBool tokenRemoved = PR_FALSE; CHECK_FORK(); /* get the slot */ slot = sftk_SlotFromSessionHandle(hSession); if (slot == NULL) { return CKR_SESSION_HANDLE_INVALID; } /* make sure the session is valid */ session = sftk_SessionFromHandle(hSession); if (session == NULL) { return CKR_SESSION_HANDLE_INVALID; } sessionFlags = session->info.flags; sftk_FreeSession(session); session = NULL; /* can't log into the Netscape Slot */ if (slot->slotID == NETSCAPE_SLOT_ID) { return CKR_USER_TYPE_INVALID; } if (slot->isLoggedIn) return CKR_USER_ALREADY_LOGGED_IN; if (!slot->needLogin) { return ulPinLen ? CKR_PIN_INCORRECT : CKR_OK; } slot->ssoLoggedIn = PR_FALSE; if (ulPinLen > SFTK_MAX_PIN) return CKR_PIN_LEN_RANGE; /* convert to null terminated string */ PORT_Memcpy(pinStr,pPin,ulPinLen); pinStr[ulPinLen] = 0; handle = sftk_getKeyDB(slot); if (handle == NULL) { return CKR_USER_TYPE_INVALID; } /* * Deal with bootstrap. We allow the SSO to login in with a NULL * password if and only if we haven't initialized the KEY DB yet. * We only allow this on a RW session. */ rv = sftkdb_HasPasswordSet(handle); if (rv == SECFailure) { /* allow SSO's to log in only if there is not password on the * key database */ if (((userType == CKU_SO) && (sessionFlags & CKF_RW_SESSION)) /* fips always needs to authenticate, even if there isn't a db */ || (slot->slotID == FIPS_SLOT_ID)) { /* should this be a fixed password? */ if (ulPinLen == 0) { sftkdb_ClearPassword(handle); PZ_Lock(slot->slotLock); slot->isLoggedIn = PR_TRUE; slot->ssoLoggedIn = (PRBool)(userType == CKU_SO); PZ_Unlock(slot->slotLock); sftk_update_all_states(slot); crv = CKR_OK; goto done; } crv = CKR_PIN_INCORRECT; goto done; } crv = CKR_USER_TYPE_INVALID; goto done; } /* don't allow the SSO to log in if the user is already initialized */ if (userType != CKU_USER) { crv = CKR_USER_TYPE_INVALID; goto done; } /* build the hashed pins which we pass around */ PR_Lock(slot->pwCheckLock); rv = sftkdb_CheckPassword(handle,pinStr, &tokenRemoved); if (tokenRemoved) { sftk_CloseAllSessions(slot, PR_FALSE); } if ((rv != SECSuccess) && (slot->slotID == FIPS_SLOT_ID)) { PR_Sleep(loginWaitTime); } PR_Unlock(slot->pwCheckLock); if (rv == SECSuccess) { PZ_Lock(slot->slotLock); /* make sure the login state matches the underlying * database state */ slot->isLoggedIn = sftkdb_PWCached(handle) == SECSuccess ? PR_TRUE : PR_FALSE; PZ_Unlock(slot->slotLock); sftk_freeDB(handle); handle = NULL; /* update all sessions */ sftk_update_all_states(slot); return CKR_OK; } crv = CKR_PIN_INCORRECT; done: if (handle) { sftk_freeDB(handle); } return crv; } /* NSC_Logout logs a user out from a token. */ CK_RV NSC_Logout(CK_SESSION_HANDLE hSession) { SFTKSlot *slot = sftk_SlotFromSessionHandle(hSession); SFTKSession *session; SFTKDBHandle *handle; CHECK_FORK(); if (slot == NULL) { return CKR_SESSION_HANDLE_INVALID; } session = sftk_SessionFromHandle(hSession); if (session == NULL) return CKR_SESSION_HANDLE_INVALID; sftk_FreeSession(session); session = NULL; if (!slot->isLoggedIn) return CKR_USER_NOT_LOGGED_IN; handle = sftk_getKeyDB(slot); PZ_Lock(slot->slotLock); slot->isLoggedIn = PR_FALSE; slot->ssoLoggedIn = PR_FALSE; if (slot->needLogin && handle) { sftkdb_ClearPassword(handle); } PZ_Unlock(slot->slotLock); if (handle) { sftk_freeDB(handle); } sftk_update_all_states(slot); return CKR_OK; } /* * Create or remove a new slot on the fly. * When creating a slot, "slot" is the slot that the request came from. The * resulting slot will live in the same module as "slot". * When removing a slot, "slot" is the slot to be removed. * "object" is the creation object that specifies the module spec for the slot * to add or remove. */ static CK_RV sftk_CreateNewSlot(SFTKSlot *slot, CK_OBJECT_CLASS class, SFTKObject *object) { PRBool isValidUserSlot = PR_FALSE; PRBool isValidFIPSUserSlot = PR_FALSE; PRBool isValidSlot = PR_FALSE; PRBool isFIPS = PR_FALSE; unsigned long moduleIndex; SFTKAttribute *attribute; sftk_parameters paramStrings; char *paramString; CK_SLOT_ID slotID = 0; SFTKSlot *newSlot = NULL; CK_RV crv = CKR_OK; if (class != CKO_NETSCAPE_DELSLOT && class != CKO_NETSCAPE_NEWSLOT) { return CKR_ATTRIBUTE_VALUE_INVALID; } if (class == CKO_NETSCAPE_NEWSLOT && slot->slotID == FIPS_SLOT_ID) { isFIPS = PR_TRUE; } attribute = sftk_FindAttribute(object, CKA_NETSCAPE_MODULE_SPEC); if (attribute == NULL) { return CKR_TEMPLATE_INCOMPLETE; } paramString = (char *)attribute->attrib.pValue; crv = sftk_parseParameters(paramString, ¶mStrings, isFIPS); if (crv != CKR_OK) { goto loser; } /* enforce only one at a time */ if (paramStrings.token_count != 1) { crv = CKR_ATTRIBUTE_VALUE_INVALID; goto loser; } slotID = paramStrings.tokens[0].slotID; /* stay within the valid ID space */ isValidUserSlot = (slotID >= SFTK_MIN_USER_SLOT_ID && slotID <= SFTK_MAX_USER_SLOT_ID); isValidFIPSUserSlot = (slotID >= SFTK_MIN_FIPS_USER_SLOT_ID && slotID <= SFTK_MAX_FIPS_USER_SLOT_ID); if (class == CKO_NETSCAPE_DELSLOT) { if (slot->slotID == slotID) { isValidSlot = isValidUserSlot || isValidFIPSUserSlot; } } else { /* only the crypto or FIPS slots can create new slot objects */ if (slot->slotID == NETSCAPE_SLOT_ID) { isValidSlot = isValidUserSlot; moduleIndex = NSC_NON_FIPS_MODULE; } else if (slot->slotID == FIPS_SLOT_ID) { isValidSlot = isValidFIPSUserSlot; moduleIndex = NSC_FIPS_MODULE; } } if (!isValidSlot) { crv = CKR_ATTRIBUTE_VALUE_INVALID; goto loser; } /* unload any existing slot at this id */ newSlot = sftk_SlotFromID(slotID, PR_TRUE); if (newSlot && newSlot->present) { crv = SFTK_ShutdownSlot(newSlot); if (crv != CKR_OK) { goto loser; } } /* if we were just planning on deleting the slot, then do so now */ if (class == CKO_NETSCAPE_DELSLOT) { /* sort of a unconventional use of this error code, be we are * overusing CKR_ATTRIBUTE_VALUE_INVALID, and it does apply */ crv = newSlot ? CKR_OK : CKR_SLOT_ID_INVALID; goto loser; /* really exit */ } if (newSlot) { crv = SFTK_SlotReInit(newSlot, paramStrings.configdir, paramStrings.updatedir, paramStrings.updateID, ¶mStrings.tokens[0], moduleIndex); } else { crv = SFTK_SlotInit(paramStrings.configdir, paramStrings.updatedir, paramStrings.updateID, ¶mStrings.tokens[0], moduleIndex); } loser: sftk_freeParams(¶mStrings); sftk_FreeAttribute(attribute); return crv; } /* NSC_CreateObject creates a new object. */ CK_RV NSC_CreateObject(CK_SESSION_HANDLE hSession, CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount, CK_OBJECT_HANDLE_PTR phObject) { SFTKSlot *slot = sftk_SlotFromSessionHandle(hSession); SFTKSession *session; SFTKObject *object; /* make sure class isn't randomly CKO_NETSCAPE_NEWSLOT or * CKO_NETSCPE_DELSLOT. */ CK_OBJECT_CLASS class = CKO_VENDOR_DEFINED; CK_RV crv; int i; CHECK_FORK(); *phObject = CK_INVALID_HANDLE; if (slot == NULL) { return CKR_SESSION_HANDLE_INVALID; } /* * now lets create an object to hang the attributes off of */ object = sftk_NewObject(slot); /* fill in the handle later */ if (object == NULL) { return CKR_HOST_MEMORY; } /* * load the template values into the object */ for (i=0; i < (int) ulCount; i++) { crv = sftk_AddAttributeType(object,sftk_attr_expand(&pTemplate[i])); if (crv != CKR_OK) { sftk_FreeObject(object); return crv; } if ((pTemplate[i].type == CKA_CLASS) && pTemplate[i].pValue) { class = *(CK_OBJECT_CLASS *)pTemplate[i].pValue; } } /* get the session */ session = sftk_SessionFromHandle(hSession); if (session == NULL) { sftk_FreeObject(object); return CKR_SESSION_HANDLE_INVALID; } /* * handle pseudo objects (CKO_NEWSLOT) */ if ((class == CKO_NETSCAPE_NEWSLOT) || (class == CKO_NETSCAPE_DELSLOT)) { crv = sftk_CreateNewSlot(slot, class, object); goto done; } /* * handle the base object stuff */ crv = sftk_handleObject(object,session); *phObject = object->handle; done: sftk_FreeSession(session); sftk_FreeObject(object); return crv; } /* NSC_CopyObject copies an object, creating a new object for the copy. */ CK_RV NSC_CopyObject(CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject, CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount, CK_OBJECT_HANDLE_PTR phNewObject) { SFTKObject *destObject,*srcObject; SFTKSession *session; CK_RV crv = CKR_OK; SFTKSlot *slot = sftk_SlotFromSessionHandle(hSession); int i; CHECK_FORK(); if (slot == NULL) { return CKR_SESSION_HANDLE_INVALID; } /* Get srcObject so we can find the class */ session = sftk_SessionFromHandle(hSession); if (session == NULL) { return CKR_SESSION_HANDLE_INVALID; } srcObject = sftk_ObjectFromHandle(hObject,session); if (srcObject == NULL) { sftk_FreeSession(session); return CKR_OBJECT_HANDLE_INVALID; } /* * create an object to hang the attributes off of */ destObject = sftk_NewObject(slot); /* fill in the handle later */ if (destObject == NULL) { sftk_FreeSession(session); sftk_FreeObject(srcObject); return CKR_HOST_MEMORY; } /* * load the template values into the object */ for (i=0; i < (int) ulCount; i++) { if (sftk_modifyType(pTemplate[i].type,srcObject->objclass) == SFTK_NEVER) { crv = CKR_ATTRIBUTE_READ_ONLY; break; } crv = sftk_AddAttributeType(destObject,sftk_attr_expand(&pTemplate[i])); if (crv != CKR_OK) { break; } } if (crv != CKR_OK) { sftk_FreeSession(session); sftk_FreeObject(srcObject); sftk_FreeObject(destObject); return crv; } /* sensitive can only be changed to CK_TRUE */ if (sftk_hasAttribute(destObject,CKA_SENSITIVE)) { if (!sftk_isTrue(destObject,CKA_SENSITIVE)) { sftk_FreeSession(session); sftk_FreeObject(srcObject); sftk_FreeObject(destObject); return CKR_ATTRIBUTE_READ_ONLY; } } /* * now copy the old attributes from the new attributes */ /* don't create a token object if we aren't in a rw session */ /* we need to hold the lock to copy a consistant version of * the object. */ crv = sftk_CopyObject(destObject,srcObject); destObject->objclass = srcObject->objclass; sftk_FreeObject(srcObject); if (crv != CKR_OK) { sftk_FreeObject(destObject); sftk_FreeSession(session); return crv; } crv = sftk_handleObject(destObject,session); *phNewObject = destObject->handle; sftk_FreeSession(session); sftk_FreeObject(destObject); return crv; } /* NSC_GetObjectSize gets the size of an object in bytes. */ CK_RV NSC_GetObjectSize(CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject, CK_ULONG_PTR pulSize) { CHECK_FORK(); *pulSize = 0; return CKR_OK; } /* NSC_GetAttributeValue obtains the value of one or more object attributes. */ CK_RV NSC_GetAttributeValue(CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject,CK_ATTRIBUTE_PTR pTemplate,CK_ULONG ulCount) { SFTKSlot *slot = sftk_SlotFromSessionHandle(hSession); SFTKSession *session; SFTKObject *object; SFTKAttribute *attribute; PRBool sensitive; CK_RV crv; int i; CHECK_FORK(); if (slot == NULL) { return CKR_SESSION_HANDLE_INVALID; } /* * make sure we're allowed */ session = sftk_SessionFromHandle(hSession); if (session == NULL) { return CKR_SESSION_HANDLE_INVALID; } /* short circuit everything for token objects */ if (sftk_isToken(hObject)) { SFTKSlot *slot = sftk_SlotFromSession(session); SFTKDBHandle *dbHandle = sftk_getDBForTokenObject(slot, hObject); SFTKDBHandle *keydb = NULL; if (dbHandle == NULL) { sftk_FreeSession(session); return CKR_OBJECT_HANDLE_INVALID; } crv = sftkdb_GetAttributeValue(dbHandle, hObject, pTemplate, ulCount); /* make sure we don't export any sensitive information */ keydb = sftk_getKeyDB(slot); if (dbHandle == keydb) { for (i=0; i < (int) ulCount; i++) { if (sftk_isSensitive(pTemplate[i].type,CKO_PRIVATE_KEY)) { crv = CKR_ATTRIBUTE_SENSITIVE; if (pTemplate[i].pValue && (pTemplate[i].ulValueLen!= -1)){ PORT_Memset(pTemplate[i].pValue, 0, pTemplate[i].ulValueLen); } pTemplate[i].ulValueLen = -1; } } } sftk_FreeSession(session); sftk_freeDB(dbHandle); if (keydb) { sftk_freeDB(keydb); } return crv; } /* handle the session object */ object = sftk_ObjectFromHandle(hObject,session); sftk_FreeSession(session); if (object == NULL) { return CKR_OBJECT_HANDLE_INVALID; } /* don't read a private object if we aren't logged in */ if ((!slot->isLoggedIn) && (slot->needLogin) && (sftk_isTrue(object,CKA_PRIVATE))) { sftk_FreeObject(object); return CKR_USER_NOT_LOGGED_IN; } crv = CKR_OK; sensitive = sftk_isTrue(object,CKA_SENSITIVE); for (i=0; i < (int) ulCount; i++) { /* Make sure that this attribute is retrievable */ if (sensitive && sftk_isSensitive(pTemplate[i].type,object->objclass)) { crv = CKR_ATTRIBUTE_SENSITIVE; pTemplate[i].ulValueLen = -1; continue; } attribute = sftk_FindAttribute(object,pTemplate[i].type); if (attribute == NULL) { crv = CKR_ATTRIBUTE_TYPE_INVALID; pTemplate[i].ulValueLen = -1; continue; } if (pTemplate[i].pValue != NULL) { PORT_Memcpy(pTemplate[i].pValue,attribute->attrib.pValue, attribute->attrib.ulValueLen); } pTemplate[i].ulValueLen = attribute->attrib.ulValueLen; sftk_FreeAttribute(attribute); } sftk_FreeObject(object); return crv; } /* NSC_SetAttributeValue modifies the value of one or more object attributes */ CK_RV NSC_SetAttributeValue (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject,CK_ATTRIBUTE_PTR pTemplate,CK_ULONG ulCount) { SFTKSlot *slot = sftk_SlotFromSessionHandle(hSession); SFTKSession *session; SFTKAttribute *attribute; SFTKObject *object; PRBool isToken; CK_RV crv = CKR_OK; CK_BBOOL legal; int i; CHECK_FORK(); if (slot == NULL) { return CKR_SESSION_HANDLE_INVALID; } /* * make sure we're allowed */ session = sftk_SessionFromHandle(hSession); if (session == NULL) { return CKR_SESSION_HANDLE_INVALID; } object = sftk_ObjectFromHandle(hObject,session); if (object == NULL) { sftk_FreeSession(session); return CKR_OBJECT_HANDLE_INVALID; } /* don't modify a private object if we aren't logged in */ if ((!slot->isLoggedIn) && (slot->needLogin) && (sftk_isTrue(object,CKA_PRIVATE))) { sftk_FreeSession(session); sftk_FreeObject(object); return CKR_USER_NOT_LOGGED_IN; } /* don't modify a token object if we aren't in a rw session */ isToken = sftk_isTrue(object,CKA_TOKEN); if (((session->info.flags & CKF_RW_SESSION) == 0) && isToken) { sftk_FreeSession(session); sftk_FreeObject(object); return CKR_SESSION_READ_ONLY; } sftk_FreeSession(session); /* only change modifiable objects */ if (!sftk_isTrue(object,CKA_MODIFIABLE)) { sftk_FreeObject(object); return CKR_ATTRIBUTE_READ_ONLY; } for (i=0; i < (int) ulCount; i++) { /* Make sure that this attribute is changeable */ switch (sftk_modifyType(pTemplate[i].type,object->objclass)) { case SFTK_NEVER: case SFTK_ONCOPY: default: crv = CKR_ATTRIBUTE_READ_ONLY; break; case SFTK_SENSITIVE: legal = (pTemplate[i].type == CKA_EXTRACTABLE) ? CK_FALSE : CK_TRUE; if ((*(CK_BBOOL *)pTemplate[i].pValue) != legal) { crv = CKR_ATTRIBUTE_READ_ONLY; } break; case SFTK_ALWAYS: break; } if (crv != CKR_OK) break; /* find the old attribute */ attribute = sftk_FindAttribute(object,pTemplate[i].type); if (attribute == NULL) { crv =CKR_ATTRIBUTE_TYPE_INVALID; break; } sftk_FreeAttribute(attribute); crv = sftk_forceAttribute(object,sftk_attr_expand(&pTemplate[i])); if (crv != CKR_OK) break; } sftk_FreeObject(object); return crv; } static CK_RV sftk_expandSearchList(SFTKSearchResults *search, int count) { search->array_size += count; search->handles = (CK_OBJECT_HANDLE *)PORT_Realloc(search->handles, sizeof(CK_OBJECT_HANDLE)*search->array_size); return search->handles ? CKR_OK : CKR_HOST_MEMORY; } static CK_RV sftk_searchDatabase(SFTKDBHandle *handle, SFTKSearchResults *search, const CK_ATTRIBUTE *pTemplate, CK_ULONG ulCount) { CK_RV crv; int objectListSize = search->array_size-search->size; CK_OBJECT_HANDLE *array = &search->handles[search->size]; SDBFind *find; CK_ULONG count; crv = sftkdb_FindObjectsInit(handle, pTemplate, ulCount, &find); if (crv != CKR_OK) return crv; do { crv = sftkdb_FindObjects(handle, find, array, objectListSize, &count); if ((crv != CKR_OK) || (count == 0)) break; search->size += count; objectListSize -= count; if (objectListSize > 0) break; crv = sftk_expandSearchList(search,NSC_SEARCH_BLOCK_SIZE); objectListSize = NSC_SEARCH_BLOCK_SIZE; array = &search->handles[search->size]; } while (crv == CKR_OK); sftkdb_FindObjectsFinal(handle, find); return crv; } /* softoken used to search the SMimeEntries automatically instead of * doing this in pk11wrap. This code should really be up in * pk11wrap so that it will work with other tokens other than softoken. */ CK_RV sftk_emailhack(SFTKSlot *slot, SFTKDBHandle *handle, SFTKSearchResults *search, CK_ATTRIBUTE *pTemplate, CK_ULONG ulCount) { PRBool isCert = PR_FALSE; int emailIndex = -1; int i; SFTKSearchResults smime_search; CK_ATTRIBUTE smime_template[2]; CK_OBJECT_CLASS smime_class = CKO_NETSCAPE_SMIME; SFTKAttribute *attribute = NULL; SFTKObject *object = NULL; CK_RV crv = CKR_OK; smime_search.handles = NULL; /* paranoia, some one is bound to add a goto * loser before this gets initialized */ /* see if we are looking for email certs */ for (i=0; i < ulCount; i++) { if (pTemplate[i].type == CKA_CLASS) { if ((pTemplate[i].ulValueLen != sizeof(CK_OBJECT_CLASS) || (*(CK_OBJECT_CLASS *)pTemplate[i].pValue) != CKO_CERTIFICATE)) { /* not a cert, skip out */ break; } isCert = PR_TRUE; } else if (pTemplate[i].type == CKA_NETSCAPE_EMAIL) { emailIndex = i; } if (isCert && (emailIndex != -1)) break; } if (!isCert || (emailIndex == -1)) { return CKR_OK; } /* we are doing a cert and email search, find the SMimeEntry */ smime_template[0].type = CKA_CLASS; smime_template[0].pValue = &smime_class; smime_template[0].ulValueLen = sizeof(smime_class); smime_template[1] = pTemplate[emailIndex]; smime_search.handles = (CK_OBJECT_HANDLE *) PORT_Alloc(sizeof(CK_OBJECT_HANDLE) * NSC_SEARCH_BLOCK_SIZE); if (smime_search.handles == NULL) { crv = CKR_HOST_MEMORY; goto loser; } smime_search.index = 0; smime_search.size = 0; smime_search.array_size = NSC_SEARCH_BLOCK_SIZE; crv = sftk_searchDatabase(handle, &smime_search, smime_template, 2); if (crv != CKR_OK || smime_search.size == 0) { goto loser; } /* get the SMime subject */ object = sftk_NewTokenObject(slot, NULL, smime_search.handles[0]); if (object == NULL) { crv = CKR_HOST_MEMORY; /* is there any other reason for this failure? */ goto loser; } attribute = sftk_FindAttribute(object,CKA_SUBJECT); if (attribute == NULL) { crv = CKR_ATTRIBUTE_TYPE_INVALID; goto loser; } /* now find the certs with that subject */ pTemplate[emailIndex] = attribute->attrib; /* now add the appropriate certs to the search list */ crv = sftk_searchDatabase(handle, search, pTemplate, ulCount); pTemplate[emailIndex] = smime_template[1]; /* restore the user's template*/ loser: if (attribute) { sftk_FreeAttribute(attribute); } if (object) { sftk_FreeObject(object); } if (smime_search.handles) { PORT_Free(smime_search.handles); } return crv; } static void sftk_pruneSearch(CK_ATTRIBUTE *pTemplate, CK_ULONG ulCount, PRBool *searchCertDB, PRBool *searchKeyDB) { CK_ULONG i; *searchCertDB = PR_TRUE; *searchKeyDB = PR_TRUE; for (i = 0; i < ulCount; i++) { if (pTemplate[i].type == CKA_CLASS && pTemplate[i].pValue != NULL) { CK_OBJECT_CLASS class = *((CK_OBJECT_CLASS*)pTemplate[i].pValue); if (class == CKO_PRIVATE_KEY || class == CKO_SECRET_KEY) { *searchCertDB = PR_FALSE; } else { *searchKeyDB = PR_FALSE; } break; } } } static CK_RV sftk_searchTokenList(SFTKSlot *slot, SFTKSearchResults *search, CK_ATTRIBUTE *pTemplate, CK_ULONG ulCount, PRBool *tokenOnly, PRBool isLoggedIn) { CK_RV crv = CKR_OK; CK_RV crv2; PRBool searchCertDB; PRBool searchKeyDB; sftk_pruneSearch(pTemplate, ulCount, &searchCertDB, &searchKeyDB); if (searchCertDB) { SFTKDBHandle *certHandle = sftk_getCertDB(slot); crv = sftk_searchDatabase(certHandle, search, pTemplate, ulCount); crv2 = sftk_emailhack(slot, certHandle, search, pTemplate, ulCount); if (crv == CKR_OK) crv = crv2; sftk_freeDB(certHandle); } if (crv == CKR_OK && isLoggedIn && searchKeyDB) { SFTKDBHandle *keyHandle = sftk_getKeyDB(slot); crv = sftk_searchDatabase(keyHandle, search, pTemplate, ulCount); sftk_freeDB(keyHandle); } return crv; } /* NSC_FindObjectsInit initializes a search for token and session objects * that match a template. */ CK_RV NSC_FindObjectsInit(CK_SESSION_HANDLE hSession, CK_ATTRIBUTE_PTR pTemplate,CK_ULONG ulCount) { SFTKSearchResults *search = NULL, *freeSearch = NULL; SFTKSession *session = NULL; SFTKSlot *slot = sftk_SlotFromSessionHandle(hSession); PRBool tokenOnly = PR_FALSE; CK_RV crv = CKR_OK; PRBool isLoggedIn; CHECK_FORK(); if (slot == NULL) { return CKR_SESSION_HANDLE_INVALID; } session = sftk_SessionFromHandle(hSession); if (session == NULL) { crv = CKR_SESSION_HANDLE_INVALID; goto loser; } search = (SFTKSearchResults *)PORT_Alloc(sizeof(SFTKSearchResults)); if (search == NULL) { crv = CKR_HOST_MEMORY; goto loser; } search->handles = (CK_OBJECT_HANDLE *) PORT_Alloc(sizeof(CK_OBJECT_HANDLE) * NSC_SEARCH_BLOCK_SIZE); if (search->handles == NULL) { crv = CKR_HOST_MEMORY; goto loser; } search->index = 0; search->size = 0; search->array_size = NSC_SEARCH_BLOCK_SIZE; isLoggedIn = (PRBool)((!slot->needLogin) || slot->isLoggedIn); crv = sftk_searchTokenList(slot, search, pTemplate, ulCount, &tokenOnly, isLoggedIn); if (crv != CKR_OK) { goto loser; } /* build list of found objects in the session */ if (!tokenOnly) { crv = sftk_searchObjectList(search, slot->sessObjHashTable, slot->sessObjHashSize, slot->objectLock, pTemplate, ulCount, isLoggedIn); } if (crv != CKR_OK) { goto loser; } if ((freeSearch = session->search) != NULL) { session->search = NULL; sftk_FreeSearch(freeSearch); } session->search = search; sftk_FreeSession(session); return CKR_OK; loser: if (search) { sftk_FreeSearch(search); } if (session) { sftk_FreeSession(session); } return crv; } /* NSC_FindObjects continues a search for token and session objects * that match a template, obtaining additional object handles. */ CK_RV NSC_FindObjects(CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE_PTR phObject,CK_ULONG ulMaxObjectCount, CK_ULONG_PTR pulObjectCount) { SFTKSession *session; SFTKSearchResults *search; int transfer; int left; CHECK_FORK(); *pulObjectCount = 0; session = sftk_SessionFromHandle(hSession); if (session == NULL) return CKR_SESSION_HANDLE_INVALID; if (session->search == NULL) { sftk_FreeSession(session); return CKR_OK; } search = session->search; left = session->search->size - session->search->index; transfer = ((int)ulMaxObjectCount > left) ? left : ulMaxObjectCount; if (transfer > 0) { PORT_Memcpy(phObject,&search->handles[search->index], transfer*sizeof(CK_OBJECT_HANDLE)); } else { *phObject = CK_INVALID_HANDLE; } search->index += transfer; if (search->index == search->size) { session->search = NULL; sftk_FreeSearch(search); } *pulObjectCount = transfer; sftk_FreeSession(session); return CKR_OK; } /* NSC_FindObjectsFinal finishes a search for token and session objects. */ CK_RV NSC_FindObjectsFinal(CK_SESSION_HANDLE hSession) { SFTKSession *session; SFTKSearchResults *search; CHECK_FORK(); session = sftk_SessionFromHandle(hSession); if (session == NULL) return CKR_SESSION_HANDLE_INVALID; search = session->search; session->search = NULL; sftk_FreeSession(session); if (search != NULL) { sftk_FreeSearch(search); } return CKR_OK; } CK_RV NSC_WaitForSlotEvent(CK_FLAGS flags, CK_SLOT_ID_PTR pSlot, CK_VOID_PTR pReserved) { CHECK_FORK(); return CKR_FUNCTION_NOT_SUPPORTED; }