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Unified Diff: nss/lib/cryptohi/seckey.c

Issue 2078763002: Delete bundled copy of NSS and replace with README. (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/nss@master
Patch Set: Delete bundled copy of NSS and replace with README. Created 4 years, 6 months ago
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Index: nss/lib/cryptohi/seckey.c
diff --git a/nss/lib/cryptohi/seckey.c b/nss/lib/cryptohi/seckey.c
deleted file mode 100644
index 827413a7012c20d35e87be63518db0773e850390..0000000000000000000000000000000000000000
--- a/nss/lib/cryptohi/seckey.c
+++ /dev/null
@@ -1,1939 +0,0 @@
-/* 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/. */
-#include "cryptohi.h"
-#include "keyhi.h"
-#include "secoid.h"
-#include "secitem.h"
-#include "secder.h"
-#include "base64.h"
-#include "secasn1.h"
-#include "cert.h"
-#include "pk11func.h"
-#include "secerr.h"
-#include "secdig.h"
-#include "prtime.h"
-#include "keyi.h"
-
-SEC_ASN1_MKSUB(SECOID_AlgorithmIDTemplate)
-SEC_ASN1_MKSUB(SEC_IntegerTemplate)
-
-const SEC_ASN1Template CERT_SubjectPublicKeyInfoTemplate[] = {
- { SEC_ASN1_SEQUENCE,
- 0, NULL, sizeof(CERTSubjectPublicKeyInfo) },
- { SEC_ASN1_INLINE | SEC_ASN1_XTRN,
- offsetof(CERTSubjectPublicKeyInfo, algorithm),
- SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) },
- { SEC_ASN1_BIT_STRING,
- offsetof(CERTSubjectPublicKeyInfo, subjectPublicKey) },
- { 0 }
-};
-
-const SEC_ASN1Template CERT_PublicKeyAndChallengeTemplate[] =
- {
- { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(CERTPublicKeyAndChallenge) },
- { SEC_ASN1_ANY, offsetof(CERTPublicKeyAndChallenge, spki) },
- { SEC_ASN1_IA5_STRING, offsetof(CERTPublicKeyAndChallenge, challenge) },
- { 0 }
- };
-
-const SEC_ASN1Template SECKEY_RSAPublicKeyTemplate[] = {
- { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYPublicKey) },
- { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey, u.rsa.modulus) },
- { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey, u.rsa.publicExponent) },
- { 0 }
-};
-
-static const SEC_ASN1Template seckey_PointerToAlgorithmIDTemplate[] = {
- { SEC_ASN1_POINTER | SEC_ASN1_XTRN, 0,
- SEC_ASN1_SUB(SECOID_AlgorithmIDTemplate) }
-};
-
-/* Parameters for SEC_OID_PKCS1_RSA_PSS_SIGNATURE */
-const SEC_ASN1Template SECKEY_RSAPSSParamsTemplate[] =
- {
- { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYRSAPSSParams) },
- { SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_EXPLICIT |
- SEC_ASN1_CONTEXT_SPECIFIC | 0,
- offsetof(SECKEYRSAPSSParams, hashAlg),
- seckey_PointerToAlgorithmIDTemplate },
- { SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_EXPLICIT |
- SEC_ASN1_CONTEXT_SPECIFIC | 1,
- offsetof(SECKEYRSAPSSParams, maskAlg),
- seckey_PointerToAlgorithmIDTemplate },
- { SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_EXPLICIT |
- SEC_ASN1_XTRN | SEC_ASN1_CONTEXT_SPECIFIC | 2,
- offsetof(SECKEYRSAPSSParams, saltLength),
- SEC_ASN1_SUB(SEC_IntegerTemplate) },
- { SEC_ASN1_OPTIONAL | SEC_ASN1_CONSTRUCTED | SEC_ASN1_EXPLICIT |
- SEC_ASN1_XTRN | SEC_ASN1_CONTEXT_SPECIFIC | 3,
- offsetof(SECKEYRSAPSSParams, trailerField),
- SEC_ASN1_SUB(SEC_IntegerTemplate) },
- { 0 }
- };
-
-const SEC_ASN1Template SECKEY_DSAPublicKeyTemplate[] = {
- { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey, u.dsa.publicValue) },
- { 0 }
-};
-
-const SEC_ASN1Template SECKEY_PQGParamsTemplate[] = {
- { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYPQGParams) },
- { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams, prime) },
- { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams, subPrime) },
- { SEC_ASN1_INTEGER, offsetof(SECKEYPQGParams, base) },
- { 0 }
-};
-
-const SEC_ASN1Template SECKEY_DHPublicKeyTemplate[] = {
- { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey, u.dh.publicValue) },
- { 0 }
-};
-
-const SEC_ASN1Template SECKEY_DHParamKeyTemplate[] = {
- { SEC_ASN1_SEQUENCE, 0, NULL, sizeof(SECKEYPublicKey) },
- { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey, u.dh.prime) },
- { SEC_ASN1_INTEGER, offsetof(SECKEYPublicKey, u.dh.base) },
- /* XXX chrisk: this needs to be expanded for decoding of j and validationParms (RFC2459 7.3.2) */
- { SEC_ASN1_SKIP_REST },
- { 0 }
-};
-
-SEC_ASN1_CHOOSER_IMPLEMENT(SECKEY_DSAPublicKeyTemplate)
-SEC_ASN1_CHOOSER_IMPLEMENT(SECKEY_RSAPublicKeyTemplate)
-SEC_ASN1_CHOOSER_IMPLEMENT(SECKEY_RSAPSSParamsTemplate)
-SEC_ASN1_CHOOSER_IMPLEMENT(CERT_SubjectPublicKeyInfoTemplate)
-
-/*
- * See bugzilla bug 125359
- * Since NSS (via PKCS#11) wants to handle big integers as unsigned ints,
- * all of the templates above that en/decode into integers must be converted
- * from ASN.1's signed integer type. This is done by marking either the
- * source or destination (encoding or decoding, respectively) type as
- * siUnsignedInteger.
- */
-static void
-prepare_rsa_pub_key_for_asn1(SECKEYPublicKey *pubk)
-{
- pubk->u.rsa.modulus.type = siUnsignedInteger;
- pubk->u.rsa.publicExponent.type = siUnsignedInteger;
-}
-
-static void
-prepare_dsa_pub_key_for_asn1(SECKEYPublicKey *pubk)
-{
- pubk->u.dsa.publicValue.type = siUnsignedInteger;
-}
-
-static void
-prepare_pqg_params_for_asn1(SECKEYPQGParams *params)
-{
- params->prime.type = siUnsignedInteger;
- params->subPrime.type = siUnsignedInteger;
- params->base.type = siUnsignedInteger;
-}
-
-static void
-prepare_dh_pub_key_for_asn1(SECKEYPublicKey *pubk)
-{
- pubk->u.dh.prime.type = siUnsignedInteger;
- pubk->u.dh.base.type = siUnsignedInteger;
- pubk->u.dh.publicValue.type = siUnsignedInteger;
-}
-
-/* Create an RSA key pair is any slot able to do so.
-** The created keys are "session" (temporary), not "token" (permanent),
-** and they are "sensitive", which makes them costly to move to another token.
-*/
-SECKEYPrivateKey *
-SECKEY_CreateRSAPrivateKey(int keySizeInBits, SECKEYPublicKey **pubk, void *cx)
-{
- SECKEYPrivateKey *privk;
- PK11RSAGenParams param;
- PK11SlotInfo *slot = PK11_GetBestSlot(CKM_RSA_PKCS_KEY_PAIR_GEN, cx);
- if (!slot) {
- return NULL;
- }
-
- param.keySizeInBits = keySizeInBits;
- param.pe = 65537L;
-
- privk = PK11_GenerateKeyPair(slot, CKM_RSA_PKCS_KEY_PAIR_GEN, &param, pubk,
- PR_FALSE, PR_TRUE, cx);
- PK11_FreeSlot(slot);
- return (privk);
-}
-
-/* Create a DH key pair in any slot able to do so,
-** This is a "session" (temporary), not "token" (permanent) key.
-** Because of the high probability that this key will need to be moved to
-** another token, and the high cost of moving "sensitive" keys, we attempt
-** to create this key pair without the "sensitive" attribute, but revert to
-** creating a "sensitive" key if necessary.
-*/
-SECKEYPrivateKey *
-SECKEY_CreateDHPrivateKey(SECKEYDHParams *param, SECKEYPublicKey **pubk, void *cx)
-{
- SECKEYPrivateKey *privk;
- PK11SlotInfo *slot;
-
- if (!param || !param->base.data || !param->prime.data ||
- SECKEY_BigIntegerBitLength(&param->prime) < DH_MIN_P_BITS ||
- param->base.len == 0 || param->base.len > param->prime.len + 1 ||
- (param->base.len == 1 && param->base.data[0] == 0)) {
- PORT_SetError(SEC_ERROR_INVALID_ARGS);
- return NULL;
- }
-
- slot = PK11_GetBestSlot(CKM_DH_PKCS_KEY_PAIR_GEN, cx);
- if (!slot) {
- return NULL;
- }
-
- privk = PK11_GenerateKeyPair(slot, CKM_DH_PKCS_KEY_PAIR_GEN, param,
- pubk, PR_FALSE, PR_FALSE, cx);
- if (!privk)
- privk = PK11_GenerateKeyPair(slot, CKM_DH_PKCS_KEY_PAIR_GEN, param,
- pubk, PR_FALSE, PR_TRUE, cx);
-
- PK11_FreeSlot(slot);
- return (privk);
-}
-
-/* Create an EC key pair in any slot able to do so,
-** This is a "session" (temporary), not "token" (permanent) key.
-** Because of the high probability that this key will need to be moved to
-** another token, and the high cost of moving "sensitive" keys, we attempt
-** to create this key pair without the "sensitive" attribute, but revert to
-** creating a "sensitive" key if necessary.
-*/
-SECKEYPrivateKey *
-SECKEY_CreateECPrivateKey(SECKEYECParams *param, SECKEYPublicKey **pubk, void *cx)
-{
- SECKEYPrivateKey *privk;
- PK11SlotInfo *slot = PK11_GetBestSlot(CKM_EC_KEY_PAIR_GEN, cx);
- if (!slot) {
- return NULL;
- }
-
- privk = PK11_GenerateKeyPairWithOpFlags(slot, CKM_EC_KEY_PAIR_GEN,
- param, pubk,
- PK11_ATTR_SESSION |
- PK11_ATTR_INSENSITIVE |
- PK11_ATTR_PUBLIC,
- CKF_DERIVE, CKF_DERIVE |
- CKF_SIGN,
- cx);
- if (!privk)
- privk = PK11_GenerateKeyPairWithOpFlags(slot, CKM_EC_KEY_PAIR_GEN,
- param, pubk,
- PK11_ATTR_SESSION |
- PK11_ATTR_SENSITIVE |
- PK11_ATTR_PRIVATE,
- CKF_DERIVE, CKF_DERIVE |
- CKF_SIGN,
- cx);
-
- PK11_FreeSlot(slot);
- return (privk);
-}
-
-void
-SECKEY_DestroyPrivateKey(SECKEYPrivateKey *privk)
-{
- if (privk) {
- if (privk->pkcs11Slot) {
- if (privk->pkcs11IsTemp) {
- PK11_DestroyObject(privk->pkcs11Slot, privk->pkcs11ID);
- }
- PK11_FreeSlot(privk->pkcs11Slot);
- }
- if (privk->arena) {
- PORT_FreeArena(privk->arena, PR_TRUE);
- }
- }
-}
-
-void
-SECKEY_DestroyPublicKey(SECKEYPublicKey *pubk)
-{
- if (pubk) {
- if (pubk->pkcs11Slot) {
- if (!PK11_IsPermObject(pubk->pkcs11Slot, pubk->pkcs11ID)) {
- PK11_DestroyObject(pubk->pkcs11Slot, pubk->pkcs11ID);
- }
- PK11_FreeSlot(pubk->pkcs11Slot);
- }
- if (pubk->arena) {
- PORT_FreeArena(pubk->arena, PR_FALSE);
- }
- }
-}
-
-SECStatus
-SECKEY_CopySubjectPublicKeyInfo(PLArenaPool *arena,
- CERTSubjectPublicKeyInfo *to,
- CERTSubjectPublicKeyInfo *from)
-{
- SECStatus rv;
- SECItem spk;
-
- rv = SECOID_CopyAlgorithmID(arena, &to->algorithm, &from->algorithm);
- if (rv == SECSuccess) {
- /*
- * subjectPublicKey is a bit string, whose length is in bits.
- * Convert the length from bits to bytes for SECITEM_CopyItem.
- */
- spk = from->subjectPublicKey;
- DER_ConvertBitString(&spk);
- rv = SECITEM_CopyItem(arena, &to->subjectPublicKey, &spk);
- /* Set the length back to bits. */
- if (rv == SECSuccess) {
- to->subjectPublicKey.len = from->subjectPublicKey.len;
- }
- }
-
- return rv;
-}
-
-/* Procedure to update the pqg parameters for a cert's public key.
- * pqg parameters only need to be updated for DSA certificates.
- * The procedure uses calls to itself recursively to update a certificate
- * issuer's pqg parameters. Some important rules are:
- * - Do nothing if the cert already has PQG parameters.
- * - If the cert does not have PQG parameters, obtain them from the issuer.
- * - A valid cert chain cannot have a DSA cert without
- * pqg parameters that has a parent that is not a DSA cert. */
-
-static SECStatus
-seckey_UpdateCertPQGChain(CERTCertificate *subjectCert, int count)
-{
- SECStatus rv;
- SECOidData *oid = NULL;
- int tag;
- CERTSubjectPublicKeyInfo *subjectSpki = NULL;
- CERTSubjectPublicKeyInfo *issuerSpki = NULL;
- CERTCertificate *issuerCert = NULL;
-
- rv = SECSuccess;
-
- /* increment cert chain length counter*/
- count++;
-
- /* check if cert chain length exceeds the maximum length*/
- if (count > CERT_MAX_CERT_CHAIN) {
- return SECFailure;
- }
-
- oid = SECOID_FindOID(&subjectCert->subjectPublicKeyInfo.algorithm.algorithm);
- if (oid != NULL) {
- tag = oid->offset;
-
- /* Check if cert has a DSA or EC public key. If not, return
- * success since no PQG params need to be updated.
- *
- * Question: do we really need to do this for EC keys. They don't have
- * PQG parameters, but they do have parameters. The question is does
- * the child cert inherit thost parameters for EC from the parent, or
- * do we always include those parameters in each cert.
- */
-
- if ((tag != SEC_OID_ANSIX9_DSA_SIGNATURE) &&
- (tag != SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST) &&
- (tag != SEC_OID_NIST_DSA_SIGNATURE_WITH_SHA224_DIGEST) &&
- (tag != SEC_OID_NIST_DSA_SIGNATURE_WITH_SHA256_DIGEST) &&
- (tag != SEC_OID_BOGUS_DSA_SIGNATURE_WITH_SHA1_DIGEST) &&
- (tag != SEC_OID_SDN702_DSA_SIGNATURE) &&
- (tag != SEC_OID_ANSIX962_EC_PUBLIC_KEY)) {
-
- return SECSuccess;
- }
- } else {
- return SECFailure; /* return failure if oid is NULL */
- }
-
- /* if cert has PQG parameters, return success */
-
- subjectSpki = &subjectCert->subjectPublicKeyInfo;
-
- if (subjectSpki->algorithm.parameters.len != 0) {
- return SECSuccess;
- }
-
- /* check if the cert is self-signed */
- if (subjectCert->isRoot) {
- /* fail since cert is self-signed and has no pqg params. */
- return SECFailure;
- }
-
- /* get issuer cert */
- issuerCert = CERT_FindCertIssuer(subjectCert, PR_Now(), certUsageAnyCA);
- if (!issuerCert) {
- return SECFailure;
- }
-
- /* if parent is not DSA, return failure since
- we don't allow this case. */
-
- oid = SECOID_FindOID(&issuerCert->subjectPublicKeyInfo.algorithm.algorithm);
- if (oid != NULL) {
- tag = oid->offset;
-
- /* Check if issuer cert has a DSA public key. If not,
- * return failure. */
-
- if ((tag != SEC_OID_ANSIX9_DSA_SIGNATURE) &&
- (tag != SEC_OID_ANSIX9_DSA_SIGNATURE_WITH_SHA1_DIGEST) &&
- (tag != SEC_OID_NIST_DSA_SIGNATURE_WITH_SHA224_DIGEST) &&
- (tag != SEC_OID_NIST_DSA_SIGNATURE_WITH_SHA256_DIGEST) &&
- (tag != SEC_OID_BOGUS_DSA_SIGNATURE_WITH_SHA1_DIGEST) &&
- (tag != SEC_OID_SDN702_DSA_SIGNATURE) &&
- (tag != SEC_OID_ANSIX962_EC_PUBLIC_KEY)) {
- rv = SECFailure;
- goto loser;
- }
- } else {
- rv = SECFailure; /* return failure if oid is NULL */
- goto loser;
- }
-
- /* at this point the subject cert has no pqg parameters and the
- * issuer cert has a DSA public key. Update the issuer's
- * pqg parameters with a recursive call to this same function. */
-
- rv = seckey_UpdateCertPQGChain(issuerCert, count);
- if (rv != SECSuccess) {
- rv = SECFailure;
- goto loser;
- }
-
- /* ensure issuer has pqg parameters */
-
- issuerSpki = &issuerCert->subjectPublicKeyInfo;
- if (issuerSpki->algorithm.parameters.len == 0) {
- rv = SECFailure;
- }
-
- /* if update was successful and pqg params present, then copy the
- * parameters to the subject cert's key. */
-
- if (rv == SECSuccess) {
- rv = SECITEM_CopyItem(subjectCert->arena,
- &subjectSpki->algorithm.parameters,
- &issuerSpki->algorithm.parameters);
- }
-
-loser:
- if (issuerCert) {
- CERT_DestroyCertificate(issuerCert);
- }
- return rv;
-}
-
-SECStatus
-SECKEY_UpdateCertPQG(CERTCertificate *subjectCert)
-{
- if (!subjectCert) {
- PORT_SetError(SEC_ERROR_INVALID_ARGS);
- return SECFailure;
- }
- return seckey_UpdateCertPQGChain(subjectCert, 0);
-}
-
-/* Decode the DSA PQG parameters. The params could be stored in two
- * possible formats, the old fortezza-only wrapped format or
- * the normal standard format. Store the decoded parameters in
- * a V3 certificate data structure. */
-
-static SECStatus
-seckey_DSADecodePQG(PLArenaPool *arena, SECKEYPublicKey *pubk,
- const SECItem *params)
-{
- SECStatus rv;
- SECItem newparams;
-
- if (params == NULL)
- return SECFailure;
-
- if (params->data == NULL)
- return SECFailure;
-
- PORT_Assert(arena);
-
- /* make a copy of the data into the arena so QuickDER output is valid */
- rv = SECITEM_CopyItem(arena, &newparams, params);
-
- /* Check if params use the standard format.
- * The value 0xa1 will appear in the first byte of the parameter data
- * if the PQG parameters are not using the standard format. This
- * code should be changed to use a better method to detect non-standard
- * parameters. */
-
- if ((newparams.data[0] != 0xa1) &&
- (newparams.data[0] != 0xa0)) {
-
- if (SECSuccess == rv) {
- /* PQG params are in the standard format */
- prepare_pqg_params_for_asn1(&pubk->u.dsa.params);
- rv = SEC_QuickDERDecodeItem(arena, &pubk->u.dsa.params,
- SECKEY_PQGParamsTemplate,
- &newparams);
- }
- } else {
-
- if (SECSuccess == rv) {
- /* else the old fortezza-only wrapped format is used. */
- PORT_SetError(SEC_ERROR_BAD_DER);
- rv = SECFailure;
- }
- }
- return rv;
-}
-
-/* Function used to make an oid tag to a key type */
-KeyType
-seckey_GetKeyType(SECOidTag tag)
-{
- KeyType keyType;
-
- switch (tag) {
- case SEC_OID_X500_RSA_ENCRYPTION:
- case SEC_OID_PKCS1_RSA_ENCRYPTION:
- keyType = rsaKey;
- break;
- case SEC_OID_PKCS1_RSA_PSS_SIGNATURE:
- keyType = rsaPssKey;
- break;
- case SEC_OID_PKCS1_RSA_OAEP_ENCRYPTION:
- keyType = rsaOaepKey;
- break;
- case SEC_OID_ANSIX9_DSA_SIGNATURE:
- keyType = dsaKey;
- break;
- case SEC_OID_MISSI_KEA_DSS_OLD:
- case SEC_OID_MISSI_KEA_DSS:
- case SEC_OID_MISSI_DSS_OLD:
- case SEC_OID_MISSI_DSS:
- keyType = fortezzaKey;
- break;
- case SEC_OID_MISSI_KEA:
- case SEC_OID_MISSI_ALT_KEA:
- keyType = keaKey;
- break;
- case SEC_OID_X942_DIFFIE_HELMAN_KEY:
- keyType = dhKey;
- break;
- case SEC_OID_ANSIX962_EC_PUBLIC_KEY:
- keyType = ecKey;
- break;
- /* accommodate applications that hand us a signature type when they
- * should be handing us a cipher type */
- case SEC_OID_PKCS1_MD5_WITH_RSA_ENCRYPTION:
- case SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION:
- case SEC_OID_PKCS1_SHA224_WITH_RSA_ENCRYPTION:
- case SEC_OID_PKCS1_SHA256_WITH_RSA_ENCRYPTION:
- case SEC_OID_PKCS1_SHA384_WITH_RSA_ENCRYPTION:
- case SEC_OID_PKCS1_SHA512_WITH_RSA_ENCRYPTION:
- keyType = rsaKey;
- break;
- default:
- keyType = nullKey;
- }
- return keyType;
-}
-
-/* Function used to determine what kind of cert we are dealing with. */
-KeyType
-CERT_GetCertKeyType(const CERTSubjectPublicKeyInfo *spki)
-{
- return seckey_GetKeyType(SECOID_GetAlgorithmTag(&spki->algorithm));
-}
-
-static SECKEYPublicKey *
-seckey_ExtractPublicKey(const CERTSubjectPublicKeyInfo *spki)
-{
- SECKEYPublicKey *pubk;
- SECItem os, newOs, newParms;
- SECStatus rv;
- PLArenaPool *arena;
- SECOidTag tag;
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL)
- return NULL;
-
- pubk = (SECKEYPublicKey *)PORT_ArenaZAlloc(arena, sizeof(SECKEYPublicKey));
- if (pubk == NULL) {
- PORT_FreeArena(arena, PR_FALSE);
- return NULL;
- }
-
- pubk->arena = arena;
- pubk->pkcs11Slot = 0;
- pubk->pkcs11ID = CK_INVALID_HANDLE;
-
- /* Convert bit string length from bits to bytes */
- os = spki->subjectPublicKey;
- DER_ConvertBitString(&os);
-
- tag = SECOID_GetAlgorithmTag(&spki->algorithm);
-
- /* copy the DER into the arena, since Quick DER returns data that points
- into the DER input, which may get freed by the caller */
- rv = SECITEM_CopyItem(arena, &newOs, &os);
- if (rv == SECSuccess)
- switch (tag) {
- case SEC_OID_X500_RSA_ENCRYPTION:
- case SEC_OID_PKCS1_RSA_ENCRYPTION:
- pubk->keyType = rsaKey;
- prepare_rsa_pub_key_for_asn1(pubk);
- rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_RSAPublicKeyTemplate, &newOs);
- if (rv == SECSuccess)
- return pubk;
- break;
- case SEC_OID_ANSIX9_DSA_SIGNATURE:
- case SEC_OID_SDN702_DSA_SIGNATURE:
- pubk->keyType = dsaKey;
- prepare_dsa_pub_key_for_asn1(pubk);
- rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_DSAPublicKeyTemplate, &newOs);
- if (rv != SECSuccess)
- break;
-
- rv = seckey_DSADecodePQG(arena, pubk,
- &spki->algorithm.parameters);
-
- if (rv == SECSuccess)
- return pubk;
- break;
- case SEC_OID_X942_DIFFIE_HELMAN_KEY:
- pubk->keyType = dhKey;
- prepare_dh_pub_key_for_asn1(pubk);
- rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_DHPublicKeyTemplate, &newOs);
- if (rv != SECSuccess)
- break;
-
- /* copy the DER into the arena, since Quick DER returns data that points
- into the DER input, which may get freed by the caller */
- rv = SECITEM_CopyItem(arena, &newParms, &spki->algorithm.parameters);
- if (rv != SECSuccess)
- break;
-
- rv = SEC_QuickDERDecodeItem(arena, pubk, SECKEY_DHParamKeyTemplate,
- &newParms);
-
- if (rv == SECSuccess)
- return pubk;
- break;
- case SEC_OID_ANSIX962_EC_PUBLIC_KEY:
- pubk->keyType = ecKey;
- pubk->u.ec.size = 0;
-
- /* Since PKCS#11 directly takes the DER encoding of EC params
- * and public value, we don't need any decoding here.
- */
- rv = SECITEM_CopyItem(arena, &pubk->u.ec.DEREncodedParams,
- &spki->algorithm.parameters);
- if (rv != SECSuccess)
- break;
- rv = SECITEM_CopyItem(arena, &pubk->u.ec.publicValue, &newOs);
- if (rv == SECSuccess)
- return pubk;
- break;
-
- default:
- PORT_SetError(SEC_ERROR_UNSUPPORTED_KEYALG);
- rv = SECFailure;
- break;
- }
-
- SECKEY_DestroyPublicKey(pubk);
- return NULL;
-}
-
-/* required for JSS */
-SECKEYPublicKey *
-SECKEY_ExtractPublicKey(const CERTSubjectPublicKeyInfo *spki)
-{
- return seckey_ExtractPublicKey(spki);
-}
-
-SECKEYPublicKey *
-CERT_ExtractPublicKey(CERTCertificate *cert)
-{
- SECStatus rv;
-
- if (!cert) {
- PORT_SetError(SEC_ERROR_INVALID_ARGS);
- return NULL;
- }
- rv = SECKEY_UpdateCertPQG(cert);
- if (rv != SECSuccess)
- return NULL;
-
- return seckey_ExtractPublicKey(&cert->subjectPublicKeyInfo);
-}
-
-int
-SECKEY_ECParamsToKeySize(const SECItem *encodedParams)
-{
- SECOidTag tag;
- SECItem oid = { siBuffer, NULL, 0 };
-
- /* The encodedParams data contains 0x06 (SEC_ASN1_OBJECT_ID),
- * followed by the length of the curve oid and the curve oid.
- */
- oid.len = encodedParams->data[1];
- oid.data = encodedParams->data + 2;
- if ((tag = SECOID_FindOIDTag(&oid)) == SEC_OID_UNKNOWN)
- return 0;
-
- switch (tag) {
- case SEC_OID_SECG_EC_SECP112R1:
- case SEC_OID_SECG_EC_SECP112R2:
- return 112;
-
- case SEC_OID_SECG_EC_SECT113R1:
- case SEC_OID_SECG_EC_SECT113R2:
- return 113;
-
- case SEC_OID_SECG_EC_SECP128R1:
- case SEC_OID_SECG_EC_SECP128R2:
- return 128;
-
- case SEC_OID_SECG_EC_SECT131R1:
- case SEC_OID_SECG_EC_SECT131R2:
- return 131;
-
- case SEC_OID_SECG_EC_SECP160K1:
- case SEC_OID_SECG_EC_SECP160R1:
- case SEC_OID_SECG_EC_SECP160R2:
- return 160;
-
- case SEC_OID_SECG_EC_SECT163K1:
- case SEC_OID_SECG_EC_SECT163R1:
- case SEC_OID_SECG_EC_SECT163R2:
- case SEC_OID_ANSIX962_EC_C2PNB163V1:
- case SEC_OID_ANSIX962_EC_C2PNB163V2:
- case SEC_OID_ANSIX962_EC_C2PNB163V3:
- return 163;
-
- case SEC_OID_ANSIX962_EC_C2PNB176V1:
- return 176;
-
- case SEC_OID_ANSIX962_EC_C2TNB191V1:
- case SEC_OID_ANSIX962_EC_C2TNB191V2:
- case SEC_OID_ANSIX962_EC_C2TNB191V3:
- case SEC_OID_ANSIX962_EC_C2ONB191V4:
- case SEC_OID_ANSIX962_EC_C2ONB191V5:
- return 191;
-
- case SEC_OID_SECG_EC_SECP192K1:
- case SEC_OID_ANSIX962_EC_PRIME192V1:
- case SEC_OID_ANSIX962_EC_PRIME192V2:
- case SEC_OID_ANSIX962_EC_PRIME192V3:
- return 192;
-
- case SEC_OID_SECG_EC_SECT193R1:
- case SEC_OID_SECG_EC_SECT193R2:
- return 193;
-
- case SEC_OID_ANSIX962_EC_C2PNB208W1:
- return 208;
-
- case SEC_OID_SECG_EC_SECP224K1:
- case SEC_OID_SECG_EC_SECP224R1:
- return 224;
-
- case SEC_OID_SECG_EC_SECT233K1:
- case SEC_OID_SECG_EC_SECT233R1:
- return 233;
-
- case SEC_OID_SECG_EC_SECT239K1:
- case SEC_OID_ANSIX962_EC_C2TNB239V1:
- case SEC_OID_ANSIX962_EC_C2TNB239V2:
- case SEC_OID_ANSIX962_EC_C2TNB239V3:
- case SEC_OID_ANSIX962_EC_C2ONB239V4:
- case SEC_OID_ANSIX962_EC_C2ONB239V5:
- case SEC_OID_ANSIX962_EC_PRIME239V1:
- case SEC_OID_ANSIX962_EC_PRIME239V2:
- case SEC_OID_ANSIX962_EC_PRIME239V3:
- return 239;
-
- case SEC_OID_SECG_EC_SECP256K1:
- case SEC_OID_ANSIX962_EC_PRIME256V1:
- return 256;
-
- case SEC_OID_ANSIX962_EC_C2PNB272W1:
- return 272;
-
- case SEC_OID_SECG_EC_SECT283K1:
- case SEC_OID_SECG_EC_SECT283R1:
- return 283;
-
- case SEC_OID_ANSIX962_EC_C2PNB304W1:
- return 304;
-
- case SEC_OID_ANSIX962_EC_C2TNB359V1:
- return 359;
-
- case SEC_OID_ANSIX962_EC_C2PNB368W1:
- return 368;
-
- case SEC_OID_SECG_EC_SECP384R1:
- return 384;
-
- case SEC_OID_SECG_EC_SECT409K1:
- case SEC_OID_SECG_EC_SECT409R1:
- return 409;
-
- case SEC_OID_ANSIX962_EC_C2TNB431R1:
- return 431;
-
- case SEC_OID_SECG_EC_SECP521R1:
- return 521;
-
- case SEC_OID_SECG_EC_SECT571K1:
- case SEC_OID_SECG_EC_SECT571R1:
- return 571;
-
- default:
- PORT_SetError(SEC_ERROR_UNSUPPORTED_ELLIPTIC_CURVE);
- return 0;
- }
-}
-
-int
-SECKEY_ECParamsToBasePointOrderLen(const SECItem *encodedParams)
-{
- SECOidTag tag;
- SECItem oid = { siBuffer, NULL, 0 };
-
- /* The encodedParams data contains 0x06 (SEC_ASN1_OBJECT_ID),
- * followed by the length of the curve oid and the curve oid.
- */
- oid.len = encodedParams->data[1];
- oid.data = encodedParams->data + 2;
- if ((tag = SECOID_FindOIDTag(&oid)) == SEC_OID_UNKNOWN)
- return 0;
-
- switch (tag) {
- case SEC_OID_SECG_EC_SECP112R1:
- return 112;
- case SEC_OID_SECG_EC_SECP112R2:
- return 110;
-
- case SEC_OID_SECG_EC_SECT113R1:
- case SEC_OID_SECG_EC_SECT113R2:
- return 113;
-
- case SEC_OID_SECG_EC_SECP128R1:
- return 128;
- case SEC_OID_SECG_EC_SECP128R2:
- return 126;
-
- case SEC_OID_SECG_EC_SECT131R1:
- case SEC_OID_SECG_EC_SECT131R2:
- return 131;
-
- case SEC_OID_SECG_EC_SECP160K1:
- case SEC_OID_SECG_EC_SECP160R1:
- case SEC_OID_SECG_EC_SECP160R2:
- return 161;
-
- case SEC_OID_SECG_EC_SECT163K1:
- return 163;
- case SEC_OID_SECG_EC_SECT163R1:
- return 162;
- case SEC_OID_SECG_EC_SECT163R2:
- case SEC_OID_ANSIX962_EC_C2PNB163V1:
- return 163;
- case SEC_OID_ANSIX962_EC_C2PNB163V2:
- case SEC_OID_ANSIX962_EC_C2PNB163V3:
- return 162;
-
- case SEC_OID_ANSIX962_EC_C2PNB176V1:
- return 161;
-
- case SEC_OID_ANSIX962_EC_C2TNB191V1:
- return 191;
- case SEC_OID_ANSIX962_EC_C2TNB191V2:
- return 190;
- case SEC_OID_ANSIX962_EC_C2TNB191V3:
- return 189;
- case SEC_OID_ANSIX962_EC_C2ONB191V4:
- return 191;
- case SEC_OID_ANSIX962_EC_C2ONB191V5:
- return 188;
-
- case SEC_OID_SECG_EC_SECP192K1:
- case SEC_OID_ANSIX962_EC_PRIME192V1:
- case SEC_OID_ANSIX962_EC_PRIME192V2:
- case SEC_OID_ANSIX962_EC_PRIME192V3:
- return 192;
-
- case SEC_OID_SECG_EC_SECT193R1:
- case SEC_OID_SECG_EC_SECT193R2:
- return 193;
-
- case SEC_OID_ANSIX962_EC_C2PNB208W1:
- return 193;
-
- case SEC_OID_SECG_EC_SECP224K1:
- return 225;
- case SEC_OID_SECG_EC_SECP224R1:
- return 224;
-
- case SEC_OID_SECG_EC_SECT233K1:
- return 232;
- case SEC_OID_SECG_EC_SECT233R1:
- return 233;
-
- case SEC_OID_SECG_EC_SECT239K1:
- case SEC_OID_ANSIX962_EC_C2TNB239V1:
- return 238;
- case SEC_OID_ANSIX962_EC_C2TNB239V2:
- return 237;
- case SEC_OID_ANSIX962_EC_C2TNB239V3:
- return 236;
- case SEC_OID_ANSIX962_EC_C2ONB239V4:
- return 238;
- case SEC_OID_ANSIX962_EC_C2ONB239V5:
- return 237;
- case SEC_OID_ANSIX962_EC_PRIME239V1:
- case SEC_OID_ANSIX962_EC_PRIME239V2:
- case SEC_OID_ANSIX962_EC_PRIME239V3:
- return 239;
-
- case SEC_OID_SECG_EC_SECP256K1:
- case SEC_OID_ANSIX962_EC_PRIME256V1:
- return 256;
-
- case SEC_OID_ANSIX962_EC_C2PNB272W1:
- return 257;
-
- case SEC_OID_SECG_EC_SECT283K1:
- return 281;
- case SEC_OID_SECG_EC_SECT283R1:
- return 282;
-
- case SEC_OID_ANSIX962_EC_C2PNB304W1:
- return 289;
-
- case SEC_OID_ANSIX962_EC_C2TNB359V1:
- return 353;
-
- case SEC_OID_ANSIX962_EC_C2PNB368W1:
- return 353;
-
- case SEC_OID_SECG_EC_SECP384R1:
- return 384;
-
- case SEC_OID_SECG_EC_SECT409K1:
- return 407;
- case SEC_OID_SECG_EC_SECT409R1:
- return 409;
-
- case SEC_OID_ANSIX962_EC_C2TNB431R1:
- return 418;
-
- case SEC_OID_SECG_EC_SECP521R1:
- return 521;
-
- case SEC_OID_SECG_EC_SECT571K1:
- case SEC_OID_SECG_EC_SECT571R1:
- return 570;
-
- default:
- PORT_SetError(SEC_ERROR_UNSUPPORTED_ELLIPTIC_CURVE);
- return 0;
- }
-}
-
-/* The number of bits in the number from the first non-zero bit onward. */
-unsigned
-SECKEY_BigIntegerBitLength(const SECItem *number)
-{
- const unsigned char *p;
- unsigned octets;
- unsigned bits;
-
- if (!number || !number->data) {
- PORT_SetError(SEC_ERROR_INVALID_KEY);
- return 0;
- }
-
- p = number->data;
- octets = number->len;
- while (octets > 0 && !*p) {
- ++p;
- --octets;
- }
- if (octets == 0) {
- return 0;
- }
- /* bits = 7..1 because we know at least one bit is set already */
- /* Note: This could do a binary search, but this is faster for keys if we
- * assume that good keys will have the MSB set. */
- for (bits = 7; bits > 0; --bits) {
- if (*p & (1 << bits)) {
- break;
- }
- }
- return octets * 8 + bits - 7;
-}
-
-/* returns key strength in bytes (not bits) */
-unsigned
-SECKEY_PublicKeyStrength(const SECKEYPublicKey *pubk)
-{
- return (SECKEY_PublicKeyStrengthInBits(pubk) + 7) / 8;
-}
-
-/* returns key strength in bits */
-unsigned
-SECKEY_PublicKeyStrengthInBits(const SECKEYPublicKey *pubk)
-{
- unsigned bitSize = 0;
-
- if (!pubk) {
- PORT_SetError(SEC_ERROR_INVALID_KEY);
- return 0;
- }
-
- /* interpret modulus length as key strength */
- switch (pubk->keyType) {
- case rsaKey:
- bitSize = SECKEY_BigIntegerBitLength(&pubk->u.rsa.modulus);
- break;
- case dsaKey:
- bitSize = SECKEY_BigIntegerBitLength(&pubk->u.dsa.params.prime);
- break;
- case dhKey:
- bitSize = SECKEY_BigIntegerBitLength(&pubk->u.dh.prime);
- break;
- case ecKey:
- bitSize = SECKEY_ECParamsToKeySize(&pubk->u.ec.DEREncodedParams);
- break;
- default:
- PORT_SetError(SEC_ERROR_INVALID_KEY);
- break;
- }
- return bitSize;
-}
-
-/* returns signature length in bytes (not bits) */
-unsigned
-SECKEY_SignatureLen(const SECKEYPublicKey *pubk)
-{
- unsigned char b0;
- unsigned size;
-
- switch (pubk->keyType) {
- case rsaKey:
- b0 = pubk->u.rsa.modulus.data[0];
- return b0 ? pubk->u.rsa.modulus.len : pubk->u.rsa.modulus.len - 1;
- case dsaKey:
- return pubk->u.dsa.params.subPrime.len * 2;
- case ecKey:
- /* Get the base point order length in bits and adjust */
- size = SECKEY_ECParamsToBasePointOrderLen(
- &pubk->u.ec.DEREncodedParams);
- return ((size + 7) / 8) * 2;
- default:
- break;
- }
- PORT_SetError(SEC_ERROR_INVALID_KEY);
- return 0;
-}
-
-SECKEYPrivateKey *
-SECKEY_CopyPrivateKey(const SECKEYPrivateKey *privk)
-{
- SECKEYPrivateKey *copyk;
- PLArenaPool *arena;
-
- if (!privk || !privk->pkcs11Slot) {
- PORT_SetError(SEC_ERROR_INVALID_ARGS);
- return NULL;
- }
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- return NULL;
- }
-
- copyk = (SECKEYPrivateKey *)PORT_ArenaZAlloc(arena, sizeof(SECKEYPrivateKey));
- if (copyk) {
- copyk->arena = arena;
- copyk->keyType = privk->keyType;
-
- /* copy the PKCS #11 parameters */
- copyk->pkcs11Slot = PK11_ReferenceSlot(privk->pkcs11Slot);
- /* if the key we're referencing was a temparary key we have just
- * created, that we want to go away when we're through, we need
- * to make a copy of it */
- if (privk->pkcs11IsTemp) {
- copyk->pkcs11ID =
- PK11_CopyKey(privk->pkcs11Slot, privk->pkcs11ID);
- if (copyk->pkcs11ID == CK_INVALID_HANDLE)
- goto fail;
- } else {
- copyk->pkcs11ID = privk->pkcs11ID;
- }
- copyk->pkcs11IsTemp = privk->pkcs11IsTemp;
- copyk->wincx = privk->wincx;
- copyk->staticflags = privk->staticflags;
- return copyk;
- } else {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- }
-
-fail:
- PORT_FreeArena(arena, PR_FALSE);
- return NULL;
-}
-
-SECKEYPublicKey *
-SECKEY_CopyPublicKey(const SECKEYPublicKey *pubk)
-{
- SECKEYPublicKey *copyk;
- PLArenaPool *arena;
- SECStatus rv = SECSuccess;
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- return NULL;
- }
-
- copyk = (SECKEYPublicKey *)PORT_ArenaZAlloc(arena, sizeof(SECKEYPublicKey));
- if (!copyk) {
- PORT_FreeArena(arena, PR_FALSE);
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- return NULL;
- }
-
- copyk->arena = arena;
- copyk->keyType = pubk->keyType;
- if (pubk->pkcs11Slot &&
- PK11_IsPermObject(pubk->pkcs11Slot, pubk->pkcs11ID)) {
- copyk->pkcs11Slot = PK11_ReferenceSlot(pubk->pkcs11Slot);
- copyk->pkcs11ID = pubk->pkcs11ID;
- } else {
- copyk->pkcs11Slot = NULL; /* go get own reference */
- copyk->pkcs11ID = CK_INVALID_HANDLE;
- }
- switch (pubk->keyType) {
- case rsaKey:
- rv = SECITEM_CopyItem(arena, &copyk->u.rsa.modulus,
- &pubk->u.rsa.modulus);
- if (rv == SECSuccess) {
- rv = SECITEM_CopyItem(arena, &copyk->u.rsa.publicExponent,
- &pubk->u.rsa.publicExponent);
- if (rv == SECSuccess)
- return copyk;
- }
- break;
- case dsaKey:
- rv = SECITEM_CopyItem(arena, &copyk->u.dsa.publicValue,
- &pubk->u.dsa.publicValue);
- if (rv != SECSuccess)
- break;
- rv = SECITEM_CopyItem(arena, &copyk->u.dsa.params.prime,
- &pubk->u.dsa.params.prime);
- if (rv != SECSuccess)
- break;
- rv = SECITEM_CopyItem(arena, &copyk->u.dsa.params.subPrime,
- &pubk->u.dsa.params.subPrime);
- if (rv != SECSuccess)
- break;
- rv = SECITEM_CopyItem(arena, &copyk->u.dsa.params.base,
- &pubk->u.dsa.params.base);
- break;
- case dhKey:
- rv = SECITEM_CopyItem(arena, &copyk->u.dh.prime, &pubk->u.dh.prime);
- if (rv != SECSuccess)
- break;
- rv = SECITEM_CopyItem(arena, &copyk->u.dh.base, &pubk->u.dh.base);
- if (rv != SECSuccess)
- break;
- rv = SECITEM_CopyItem(arena, &copyk->u.dh.publicValue,
- &pubk->u.dh.publicValue);
- break;
- case ecKey:
- copyk->u.ec.size = pubk->u.ec.size;
- rv = SECITEM_CopyItem(arena, &copyk->u.ec.DEREncodedParams,
- &pubk->u.ec.DEREncodedParams);
- if (rv != SECSuccess)
- break;
- rv = SECITEM_CopyItem(arena, &copyk->u.ec.publicValue,
- &pubk->u.ec.publicValue);
- break;
- case nullKey:
- return copyk;
- default:
- PORT_SetError(SEC_ERROR_INVALID_KEY);
- rv = SECFailure;
- break;
- }
- if (rv == SECSuccess)
- return copyk;
-
- SECKEY_DestroyPublicKey(copyk);
- return NULL;
-}
-
-SECKEYPublicKey *
-SECKEY_ConvertToPublicKey(SECKEYPrivateKey *privk)
-{
- SECKEYPublicKey *pubk;
- PLArenaPool *arena;
- CERTCertificate *cert;
- SECStatus rv;
-
- /*
- * First try to look up the cert.
- */
- cert = PK11_GetCertFromPrivateKey(privk);
- if (cert) {
- pubk = CERT_ExtractPublicKey(cert);
- CERT_DestroyCertificate(cert);
- return pubk;
- }
-
- /* couldn't find the cert, build pub key by hand */
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- return NULL;
- }
- pubk = (SECKEYPublicKey *)PORT_ArenaZAlloc(arena,
- sizeof(SECKEYPublicKey));
- if (pubk == NULL) {
- PORT_FreeArena(arena, PR_FALSE);
- return NULL;
- }
- pubk->keyType = privk->keyType;
- pubk->pkcs11Slot = NULL;
- pubk->pkcs11ID = CK_INVALID_HANDLE;
- pubk->arena = arena;
-
- switch (privk->keyType) {
- case nullKey:
- case dhKey:
- case dsaKey:
- /* Nothing to query, if the cert isn't there, we're done -- no way
- * to get the public key */
- break;
- case rsaKey:
- rv = PK11_ReadAttribute(privk->pkcs11Slot, privk->pkcs11ID,
- CKA_MODULUS, arena, &pubk->u.rsa.modulus);
- if (rv != SECSuccess)
- break;
- rv = PK11_ReadAttribute(privk->pkcs11Slot, privk->pkcs11ID,
- CKA_PUBLIC_EXPONENT, arena, &pubk->u.rsa.publicExponent);
- if (rv != SECSuccess)
- break;
- return pubk;
- break;
- default:
- break;
- }
-
- PORT_FreeArena(arena, PR_FALSE);
- return NULL;
-}
-
-static CERTSubjectPublicKeyInfo *
-seckey_CreateSubjectPublicKeyInfo_helper(SECKEYPublicKey *pubk)
-{
- CERTSubjectPublicKeyInfo *spki;
- PLArenaPool *arena;
- SECItem params = { siBuffer, NULL, 0 };
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- return NULL;
- }
-
- spki = (CERTSubjectPublicKeyInfo *)PORT_ArenaZAlloc(arena, sizeof(*spki));
- if (spki != NULL) {
- SECStatus rv;
- SECItem *rv_item;
-
- spki->arena = arena;
- switch (pubk->keyType) {
- case rsaKey:
- rv = SECOID_SetAlgorithmID(arena, &spki->algorithm,
- SEC_OID_PKCS1_RSA_ENCRYPTION, 0);
- if (rv == SECSuccess) {
- /*
- * DER encode the public key into the subjectPublicKeyInfo.
- */
- prepare_rsa_pub_key_for_asn1(pubk);
- rv_item = SEC_ASN1EncodeItem(arena, &spki->subjectPublicKey,
- pubk, SECKEY_RSAPublicKeyTemplate);
- if (rv_item != NULL) {
- /*
- * The stored value is supposed to be a BIT_STRING,
- * so convert the length.
- */
- spki->subjectPublicKey.len <<= 3;
- /*
- * We got a good one; return it.
- */
- return spki;
- }
- }
- break;
- case dsaKey:
- /* DER encode the params. */
- prepare_pqg_params_for_asn1(&pubk->u.dsa.params);
- rv_item = SEC_ASN1EncodeItem(arena, &params, &pubk->u.dsa.params,
- SECKEY_PQGParamsTemplate);
- if (rv_item != NULL) {
- rv = SECOID_SetAlgorithmID(arena, &spki->algorithm,
- SEC_OID_ANSIX9_DSA_SIGNATURE,
- &params);
- if (rv == SECSuccess) {
- /*
- * DER encode the public key into the subjectPublicKeyInfo.
- */
- prepare_dsa_pub_key_for_asn1(pubk);
- rv_item = SEC_ASN1EncodeItem(arena, &spki->subjectPublicKey,
- pubk,
- SECKEY_DSAPublicKeyTemplate);
- if (rv_item != NULL) {
- /*
- * The stored value is supposed to be a BIT_STRING,
- * so convert the length.
- */
- spki->subjectPublicKey.len <<= 3;
- /*
- * We got a good one; return it.
- */
- return spki;
- }
- }
- }
- SECITEM_FreeItem(&params, PR_FALSE);
- break;
- case ecKey:
- rv = SECITEM_CopyItem(arena, &params,
- &pubk->u.ec.DEREncodedParams);
- if (rv != SECSuccess)
- break;
-
- rv = SECOID_SetAlgorithmID(arena, &spki->algorithm,
- SEC_OID_ANSIX962_EC_PUBLIC_KEY,
- &params);
- if (rv != SECSuccess)
- break;
-
- rv = SECITEM_CopyItem(arena, &spki->subjectPublicKey,
- &pubk->u.ec.publicValue);
-
- if (rv == SECSuccess) {
- /*
- * The stored value is supposed to be a BIT_STRING,
- * so convert the length.
- */
- spki->subjectPublicKey.len <<= 3;
- /*
- * We got a good one; return it.
- */
- return spki;
- }
- break;
- case dhKey: /* later... */
-
- break;
- default:
- break;
- }
- } else {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- }
-
- PORT_FreeArena(arena, PR_FALSE);
- return NULL;
-}
-
-CERTSubjectPublicKeyInfo *
-SECKEY_CreateSubjectPublicKeyInfo(const SECKEYPublicKey *pubk)
-{
- CERTSubjectPublicKeyInfo *spki;
- SECKEYPublicKey *tempKey;
-
- if (!pubk) {
- PORT_SetError(SEC_ERROR_INVALID_ARGS);
- return NULL;
- }
-
- tempKey = SECKEY_CopyPublicKey(pubk);
- if (!tempKey) {
- return NULL;
- }
- spki = seckey_CreateSubjectPublicKeyInfo_helper(tempKey);
- SECKEY_DestroyPublicKey(tempKey);
- return spki;
-}
-
-void
-SECKEY_DestroySubjectPublicKeyInfo(CERTSubjectPublicKeyInfo *spki)
-{
- if (spki && spki->arena) {
- PORT_FreeArena(spki->arena, PR_FALSE);
- }
-}
-
-SECItem *
-SECKEY_EncodeDERSubjectPublicKeyInfo(const SECKEYPublicKey *pubk)
-{
- CERTSubjectPublicKeyInfo *spki = NULL;
- SECItem *spkiDER = NULL;
-
- /* get the subjectpublickeyinfo */
- spki = SECKEY_CreateSubjectPublicKeyInfo(pubk);
- if (spki == NULL) {
- goto finish;
- }
-
- /* DER-encode the subjectpublickeyinfo */
- spkiDER = SEC_ASN1EncodeItem(NULL /*arena*/, NULL /*dest*/, spki,
- CERT_SubjectPublicKeyInfoTemplate);
-
- SECKEY_DestroySubjectPublicKeyInfo(spki);
-
-finish:
- return spkiDER;
-}
-
-CERTSubjectPublicKeyInfo *
-SECKEY_DecodeDERSubjectPublicKeyInfo(const SECItem *spkider)
-{
- PLArenaPool *arena;
- CERTSubjectPublicKeyInfo *spki;
- SECStatus rv;
- SECItem newSpkider;
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- return NULL;
- }
-
- spki = (CERTSubjectPublicKeyInfo *)
- PORT_ArenaZAlloc(arena, sizeof(CERTSubjectPublicKeyInfo));
- if (spki != NULL) {
- spki->arena = arena;
-
- /* copy the DER into the arena, since Quick DER returns data that points
- into the DER input, which may get freed by the caller */
- rv = SECITEM_CopyItem(arena, &newSpkider, spkider);
- if (rv == SECSuccess) {
- rv = SEC_QuickDERDecodeItem(arena, spki,
- CERT_SubjectPublicKeyInfoTemplate, &newSpkider);
- }
- if (rv == SECSuccess)
- return spki;
- } else {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- }
-
- PORT_FreeArena(arena, PR_FALSE);
- return NULL;
-}
-
-/*
- * Decode a base64 ascii encoded DER encoded subject public key info.
- */
-CERTSubjectPublicKeyInfo *
-SECKEY_ConvertAndDecodeSubjectPublicKeyInfo(const char *spkistr)
-{
- CERTSubjectPublicKeyInfo *spki;
- SECStatus rv;
- SECItem der;
-
- rv = ATOB_ConvertAsciiToItem(&der, spkistr);
- if (rv != SECSuccess)
- return NULL;
-
- spki = SECKEY_DecodeDERSubjectPublicKeyInfo(&der);
-
- PORT_Free(der.data);
- return spki;
-}
-
-/*
- * Decode a base64 ascii encoded DER encoded public key and challenge
- * Verify digital signature and make sure challenge matches
- */
-CERTSubjectPublicKeyInfo *
-SECKEY_ConvertAndDecodePublicKeyAndChallenge(char *pkacstr, char *challenge,
- void *wincx)
-{
- CERTSubjectPublicKeyInfo *spki = NULL;
- CERTPublicKeyAndChallenge pkac;
- SECStatus rv;
- SECItem signedItem;
- PLArenaPool *arena = NULL;
- CERTSignedData sd;
- SECItem sig;
- SECKEYPublicKey *pubKey = NULL;
- unsigned int len;
-
- signedItem.data = NULL;
-
- /* convert the base64 encoded data to binary */
- rv = ATOB_ConvertAsciiToItem(&signedItem, pkacstr);
- if (rv != SECSuccess) {
- goto loser;
- }
-
- /* create an arena */
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- goto loser;
- }
-
- /* decode the outer wrapping of signed data */
- PORT_Memset(&sd, 0, sizeof(CERTSignedData));
- rv = SEC_QuickDERDecodeItem(arena, &sd, CERT_SignedDataTemplate, &signedItem);
- if (rv) {
- goto loser;
- }
-
- /* decode the public key and challenge wrapper */
- PORT_Memset(&pkac, 0, sizeof(CERTPublicKeyAndChallenge));
- rv = SEC_QuickDERDecodeItem(arena, &pkac, CERT_PublicKeyAndChallengeTemplate,
- &sd.data);
- if (rv) {
- goto loser;
- }
-
- /* decode the subject public key info */
- spki = SECKEY_DecodeDERSubjectPublicKeyInfo(&pkac.spki);
- if (spki == NULL) {
- goto loser;
- }
-
- /* get the public key */
- pubKey = seckey_ExtractPublicKey(spki);
- if (pubKey == NULL) {
- goto loser;
- }
-
- /* check the signature */
- sig = sd.signature;
- DER_ConvertBitString(&sig);
- rv = VFY_VerifyDataWithAlgorithmID(sd.data.data, sd.data.len, pubKey, &sig,
- &(sd.signatureAlgorithm), NULL, wincx);
- if (rv != SECSuccess) {
- goto loser;
- }
-
- /* check the challenge */
- if (challenge) {
- len = PORT_Strlen(challenge);
- /* length is right */
- if (len != pkac.challenge.len) {
- goto loser;
- }
- /* actual data is right */
- if (PORT_Memcmp(challenge, pkac.challenge.data, len) != 0) {
- goto loser;
- }
- }
- goto done;
-
-loser:
- /* make sure that we return null if we got an error */
- if (spki) {
- SECKEY_DestroySubjectPublicKeyInfo(spki);
- }
- spki = NULL;
-
-done:
- if (signedItem.data) {
- PORT_Free(signedItem.data);
- }
- if (arena) {
- PORT_FreeArena(arena, PR_FALSE);
- }
- if (pubKey) {
- SECKEY_DestroyPublicKey(pubKey);
- }
-
- return spki;
-}
-
-void
-SECKEY_DestroyPrivateKeyInfo(SECKEYPrivateKeyInfo *pvk,
- PRBool freeit)
-{
- PLArenaPool *poolp;
-
- if (pvk != NULL) {
- if (pvk->arena) {
- poolp = pvk->arena;
- /* zero structure since PORT_FreeArena does not support
- * this yet.
- */
- PORT_Memset(pvk->privateKey.data, 0, pvk->privateKey.len);
- PORT_Memset(pvk, 0, sizeof(*pvk));
- if (freeit == PR_TRUE) {
- PORT_FreeArena(poolp, PR_TRUE);
- } else {
- pvk->arena = poolp;
- }
- } else {
- SECITEM_ZfreeItem(&pvk->version, PR_FALSE);
- SECITEM_ZfreeItem(&pvk->privateKey, PR_FALSE);
- SECOID_DestroyAlgorithmID(&pvk->algorithm, PR_FALSE);
- PORT_Memset(pvk, 0, sizeof(*pvk));
- if (freeit == PR_TRUE) {
- PORT_Free(pvk);
- }
- }
- }
-}
-
-void
-SECKEY_DestroyEncryptedPrivateKeyInfo(SECKEYEncryptedPrivateKeyInfo *epki,
- PRBool freeit)
-{
- PLArenaPool *poolp;
-
- if (epki != NULL) {
- if (epki->arena) {
- poolp = epki->arena;
- /* zero structure since PORT_FreeArena does not support
- * this yet.
- */
- PORT_Memset(epki->encryptedData.data, 0, epki->encryptedData.len);
- PORT_Memset(epki, 0, sizeof(*epki));
- if (freeit == PR_TRUE) {
- PORT_FreeArena(poolp, PR_TRUE);
- } else {
- epki->arena = poolp;
- }
- } else {
- SECITEM_ZfreeItem(&epki->encryptedData, PR_FALSE);
- SECOID_DestroyAlgorithmID(&epki->algorithm, PR_FALSE);
- PORT_Memset(epki, 0, sizeof(*epki));
- if (freeit == PR_TRUE) {
- PORT_Free(epki);
- }
- }
- }
-}
-
-SECStatus
-SECKEY_CopyPrivateKeyInfo(PLArenaPool *poolp,
- SECKEYPrivateKeyInfo *to,
- const SECKEYPrivateKeyInfo *from)
-{
- SECStatus rv = SECFailure;
-
- if ((to == NULL) || (from == NULL)) {
- return SECFailure;
- }
-
- rv = SECOID_CopyAlgorithmID(poolp, &to->algorithm, &from->algorithm);
- if (rv != SECSuccess) {
- return SECFailure;
- }
- rv = SECITEM_CopyItem(poolp, &to->privateKey, &from->privateKey);
- if (rv != SECSuccess) {
- return SECFailure;
- }
- rv = SECITEM_CopyItem(poolp, &to->version, &from->version);
-
- return rv;
-}
-
-SECStatus
-SECKEY_CopyEncryptedPrivateKeyInfo(PLArenaPool *poolp,
- SECKEYEncryptedPrivateKeyInfo *to,
- const SECKEYEncryptedPrivateKeyInfo *from)
-{
- SECStatus rv = SECFailure;
-
- if ((to == NULL) || (from == NULL)) {
- return SECFailure;
- }
-
- rv = SECOID_CopyAlgorithmID(poolp, &to->algorithm, &from->algorithm);
- if (rv != SECSuccess) {
- return SECFailure;
- }
- rv = SECITEM_CopyItem(poolp, &to->encryptedData, &from->encryptedData);
-
- return rv;
-}
-
-KeyType
-SECKEY_GetPrivateKeyType(const SECKEYPrivateKey *privKey)
-{
- return privKey->keyType;
-}
-
-KeyType
-SECKEY_GetPublicKeyType(const SECKEYPublicKey *pubKey)
-{
- return pubKey->keyType;
-}
-
-SECKEYPublicKey *
-SECKEY_ImportDERPublicKey(const SECItem *derKey, CK_KEY_TYPE type)
-{
- SECKEYPublicKey *pubk = NULL;
- SECStatus rv = SECFailure;
- SECItem newDerKey;
- PLArenaPool *arena = NULL;
-
- if (!derKey) {
- return NULL;
- }
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- PORT_SetError(SEC_ERROR_NO_MEMORY);
- goto finish;
- }
-
- pubk = PORT_ArenaZNew(arena, SECKEYPublicKey);
- if (pubk == NULL) {
- goto finish;
- }
- pubk->arena = arena;
-
- rv = SECITEM_CopyItem(pubk->arena, &newDerKey, derKey);
- if (SECSuccess != rv) {
- goto finish;
- }
-
- pubk->pkcs11Slot = NULL;
- pubk->pkcs11ID = CK_INVALID_HANDLE;
-
- switch (type) {
- case CKK_RSA:
- prepare_rsa_pub_key_for_asn1(pubk);
- rv = SEC_QuickDERDecodeItem(pubk->arena, pubk, SECKEY_RSAPublicKeyTemplate, &newDerKey);
- pubk->keyType = rsaKey;
- break;
- case CKK_DSA:
- prepare_dsa_pub_key_for_asn1(pubk);
- rv = SEC_QuickDERDecodeItem(pubk->arena, pubk, SECKEY_DSAPublicKeyTemplate, &newDerKey);
- pubk->keyType = dsaKey;
- break;
- case CKK_DH:
- prepare_dh_pub_key_for_asn1(pubk);
- rv = SEC_QuickDERDecodeItem(pubk->arena, pubk, SECKEY_DHPublicKeyTemplate, &newDerKey);
- pubk->keyType = dhKey;
- break;
- default:
- rv = SECFailure;
- break;
- }
-
-finish:
- if (rv != SECSuccess) {
- if (arena != NULL) {
- PORT_FreeArena(arena, PR_FALSE);
- }
- pubk = NULL;
- }
- return pubk;
-}
-
-SECKEYPrivateKeyList *
-SECKEY_NewPrivateKeyList(void)
-{
- PLArenaPool *arena = NULL;
- SECKEYPrivateKeyList *ret = NULL;
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- goto loser;
- }
-
- ret = (SECKEYPrivateKeyList *)PORT_ArenaZAlloc(arena,
- sizeof(SECKEYPrivateKeyList));
- if (ret == NULL) {
- goto loser;
- }
-
- ret->arena = arena;
-
- PR_INIT_CLIST(&ret->list);
-
- return (ret);
-
-loser:
- if (arena != NULL) {
- PORT_FreeArena(arena, PR_FALSE);
- }
-
- return (NULL);
-}
-
-void
-SECKEY_DestroyPrivateKeyList(SECKEYPrivateKeyList *keys)
-{
- while (!PR_CLIST_IS_EMPTY(&keys->list)) {
- SECKEY_RemovePrivateKeyListNode(
- (SECKEYPrivateKeyListNode *)(PR_LIST_HEAD(&keys->list)));
- }
-
- PORT_FreeArena(keys->arena, PR_FALSE);
-
- return;
-}
-
-void
-SECKEY_RemovePrivateKeyListNode(SECKEYPrivateKeyListNode *node)
-{
- PR_ASSERT(node->key);
- SECKEY_DestroyPrivateKey(node->key);
- node->key = NULL;
- PR_REMOVE_LINK(&node->links);
- return;
-}
-
-SECStatus
-SECKEY_AddPrivateKeyToListTail(SECKEYPrivateKeyList *list,
- SECKEYPrivateKey *key)
-{
- SECKEYPrivateKeyListNode *node;
-
- node = (SECKEYPrivateKeyListNode *)PORT_ArenaZAlloc(list->arena,
- sizeof(SECKEYPrivateKeyListNode));
- if (node == NULL) {
- goto loser;
- }
-
- PR_INSERT_BEFORE(&node->links, &list->list);
- node->key = key;
- return (SECSuccess);
-
-loser:
- return (SECFailure);
-}
-
-SECKEYPublicKeyList *
-SECKEY_NewPublicKeyList(void)
-{
- PLArenaPool *arena = NULL;
- SECKEYPublicKeyList *ret = NULL;
-
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
- if (arena == NULL) {
- goto loser;
- }
-
- ret = (SECKEYPublicKeyList *)PORT_ArenaZAlloc(arena,
- sizeof(SECKEYPublicKeyList));
- if (ret == NULL) {
- goto loser;
- }
-
- ret->arena = arena;
-
- PR_INIT_CLIST(&ret->list);
-
- return (ret);
-
-loser:
- if (arena != NULL) {
- PORT_FreeArena(arena, PR_FALSE);
- }
-
- return (NULL);
-}
-
-void
-SECKEY_DestroyPublicKeyList(SECKEYPublicKeyList *keys)
-{
- while (!PR_CLIST_IS_EMPTY(&keys->list)) {
- SECKEY_RemovePublicKeyListNode(
- (SECKEYPublicKeyListNode *)(PR_LIST_HEAD(&keys->list)));
- }
-
- PORT_FreeArena(keys->arena, PR_FALSE);
-
- return;
-}
-
-void
-SECKEY_RemovePublicKeyListNode(SECKEYPublicKeyListNode *node)
-{
- PR_ASSERT(node->key);
- SECKEY_DestroyPublicKey(node->key);
- node->key = NULL;
- PR_REMOVE_LINK(&node->links);
- return;
-}
-
-SECStatus
-SECKEY_AddPublicKeyToListTail(SECKEYPublicKeyList *list,
- SECKEYPublicKey *key)
-{
- SECKEYPublicKeyListNode *node;
-
- node = (SECKEYPublicKeyListNode *)PORT_ArenaZAlloc(list->arena,
- sizeof(SECKEYPublicKeyListNode));
- if (node == NULL) {
- goto loser;
- }
-
- PR_INSERT_BEFORE(&node->links, &list->list);
- node->key = key;
- return (SECSuccess);
-
-loser:
- return (SECFailure);
-}
-
-#define SECKEY_CacheAttribute(key, attribute) \
- if (CK_TRUE == PK11_HasAttributeSet(key->pkcs11Slot, key->pkcs11ID, attribute, PR_FALSE)) { \
- key->staticflags |= SECKEY_##attribute; \
- } else { \
- key->staticflags &= (~SECKEY_##attribute); \
- }
-
-SECStatus
-SECKEY_CacheStaticFlags(SECKEYPrivateKey *key)
-{
- SECStatus rv = SECFailure;
- if (key && key->pkcs11Slot && key->pkcs11ID) {
- key->staticflags |= SECKEY_Attributes_Cached;
- SECKEY_CacheAttribute(key, CKA_PRIVATE);
- SECKEY_CacheAttribute(key, CKA_ALWAYS_AUTHENTICATE);
- rv = SECSuccess;
- }
- return rv;
-}
-
-SECOidTag
-SECKEY_GetECCOid(const SECKEYECParams *params)
-{
- SECItem oid = { siBuffer, NULL, 0 };
- SECOidData *oidData = NULL;
-
- /*
- * params->data needs to contain the ASN encoding of an object ID (OID)
- * representing a named curve. Here, we strip away everything
- * before the actual OID and use the OID to look up a named curve.
- */
- if (params->data[0] != SEC_ASN1_OBJECT_ID)
- return 0;
- oid.len = params->len - 2;
- oid.data = params->data + 2;
- if ((oidData = SECOID_FindOID(&oid)) == NULL)
- return 0;
-
- return oidData->offset;
-}
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