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https://repo.dactyloidae.xyz/Dactyloidae/UXP.git
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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo
This commit is contained in:
Roy Tam
commit
dcd9973243
150858 changed files with 23884658 additions and 0 deletions
359
security/nss/lib/softoken/jpakesftk.c
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359
security/nss/lib/softoken/jpakesftk.c
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@ -0,0 +1,359 @@
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "seccomon.h"
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#include "secerr.h"
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#include "blapi.h"
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#include "pkcs11i.h"
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#include "softoken.h"
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static CK_RV
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jpake_mapStatus(SECStatus rv, CK_RV invalidArgsMapping)
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{
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int err;
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if (rv == SECSuccess)
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return CKR_OK;
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err = PORT_GetError();
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switch (err) {
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/* XXX: SEC_ERROR_INVALID_ARGS might be caused by invalid template
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parameters. */
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case SEC_ERROR_INVALID_ARGS:
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return invalidArgsMapping;
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case SEC_ERROR_BAD_SIGNATURE:
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return CKR_SIGNATURE_INVALID;
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case SEC_ERROR_NO_MEMORY:
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return CKR_HOST_MEMORY;
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}
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return CKR_FUNCTION_FAILED;
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}
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/* If key is not NULL then the gx value will be stored as an attribute with
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the type given by the gxAttrType parameter. */
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static CK_RV
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jpake_Sign(PLArenaPool *arena, const PQGParams *pqg, HASH_HashType hashType,
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const SECItem *signerID, const SECItem *x,
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CK_NSS_JPAKEPublicValue *out)
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{
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SECItem gx, gv, r;
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CK_RV crv;
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PORT_Assert(arena != NULL);
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gx.data = NULL;
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gv.data = NULL;
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r.data = NULL;
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crv = jpake_mapStatus(JPAKE_Sign(arena, pqg, hashType, signerID, x, NULL,
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NULL, &gx, &gv, &r),
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CKR_MECHANISM_PARAM_INVALID);
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if (crv == CKR_OK) {
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if ((out->pGX != NULL && out->ulGXLen >= gx.len) ||
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(out->pGV != NULL && out->ulGVLen >= gv.len) ||
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(out->pR != NULL && out->ulRLen >= r.len)) {
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PORT_Memcpy(out->pGX, gx.data, gx.len);
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PORT_Memcpy(out->pGV, gv.data, gv.len);
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PORT_Memcpy(out->pR, r.data, r.len);
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out->ulGXLen = gx.len;
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out->ulGVLen = gv.len;
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out->ulRLen = r.len;
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} else {
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crv = CKR_MECHANISM_PARAM_INVALID;
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}
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}
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return crv;
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}
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static CK_RV
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jpake_Verify(PLArenaPool *arena, const PQGParams *pqg,
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HASH_HashType hashType, const SECItem *signerID,
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const CK_BYTE *peerIDData, CK_ULONG peerIDLen,
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const CK_NSS_JPAKEPublicValue *publicValueIn)
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{
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SECItem peerID, gx, gv, r;
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peerID.data = (unsigned char *)peerIDData;
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peerID.len = peerIDLen;
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gx.data = publicValueIn->pGX;
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gx.len = publicValueIn->ulGXLen;
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gv.data = publicValueIn->pGV;
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gv.len = publicValueIn->ulGVLen;
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r.data = publicValueIn->pR;
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r.len = publicValueIn->ulRLen;
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return jpake_mapStatus(JPAKE_Verify(arena, pqg, hashType, signerID, &peerID,
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&gx, &gv, &r),
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CKR_MECHANISM_PARAM_INVALID);
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}
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#define NUM_ELEM(x) (sizeof(x) / sizeof(x)[0])
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/* If the template has the key type set, ensure that it was set to the correct
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* value. If the template did not have the key type set, set it to the
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* correct value.
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*/
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static CK_RV
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jpake_enforceKeyType(SFTKObject *key, CK_KEY_TYPE keyType)
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{
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CK_RV crv;
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SFTKAttribute *keyTypeAttr = sftk_FindAttribute(key, CKA_KEY_TYPE);
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if (keyTypeAttr != NULL) {
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crv = *(CK_KEY_TYPE *)keyTypeAttr->attrib.pValue == keyType
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? CKR_OK
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: CKR_TEMPLATE_INCONSISTENT;
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sftk_FreeAttribute(keyTypeAttr);
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} else {
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crv = sftk_forceAttribute(key, CKA_KEY_TYPE, &keyType, sizeof keyType);
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}
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return crv;
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}
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static CK_RV
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jpake_MultipleSecItem2Attribute(SFTKObject *key, const SFTKItemTemplate *attrs,
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size_t attrsCount)
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{
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size_t i;
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for (i = 0; i < attrsCount; ++i) {
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CK_RV crv = sftk_forceAttribute(key, attrs[i].type, attrs[i].item->data,
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attrs[i].item->len);
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if (crv != CKR_OK)
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return crv;
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}
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return CKR_OK;
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}
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CK_RV
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jpake_Round1(HASH_HashType hashType, CK_NSS_JPAKERound1Params *params,
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SFTKObject *key)
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{
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CK_RV crv;
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PQGParams pqg;
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PLArenaPool *arena;
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SECItem signerID;
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SFTKItemTemplate templateAttrs[] = {
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{ CKA_PRIME, &pqg.prime },
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{ CKA_SUBPRIME, &pqg.subPrime },
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{ CKA_BASE, &pqg.base },
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{ CKA_NSS_JPAKE_SIGNERID, &signerID }
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};
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SECItem x2, gx1, gx2;
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const SFTKItemTemplate generatedAttrs[] = {
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{ CKA_NSS_JPAKE_X2, &x2 },
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{ CKA_NSS_JPAKE_GX1, &gx1 },
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{ CKA_NSS_JPAKE_GX2, &gx2 },
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};
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SECItem x1;
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PORT_Assert(params != NULL);
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PORT_Assert(key != NULL);
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arena = PORT_NewArena(NSS_SOFTOKEN_DEFAULT_CHUNKSIZE);
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if (arena == NULL)
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crv = CKR_HOST_MEMORY;
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crv = sftk_MultipleAttribute2SecItem(arena, key, templateAttrs,
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NUM_ELEM(templateAttrs));
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if (crv == CKR_OK && (signerID.data == NULL || signerID.len == 0))
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crv = CKR_TEMPLATE_INCOMPLETE;
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/* generate x1, g^x1 and the proof of knowledge of x1 */
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if (crv == CKR_OK) {
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x1.data = NULL;
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crv = jpake_mapStatus(DSA_NewRandom(arena, &pqg.subPrime, &x1),
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CKR_TEMPLATE_INCONSISTENT);
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}
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if (crv == CKR_OK)
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crv = jpake_Sign(arena, &pqg, hashType, &signerID, &x1, ¶ms->gx1);
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/* generate x2, g^x2 and the proof of knowledge of x2 */
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if (crv == CKR_OK) {
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x2.data = NULL;
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crv = jpake_mapStatus(DSA_NewRandom(arena, &pqg.subPrime, &x2),
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CKR_TEMPLATE_INCONSISTENT);
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}
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if (crv == CKR_OK)
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crv = jpake_Sign(arena, &pqg, hashType, &signerID, &x2, ¶ms->gx2);
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/* Save the values needed for round 2 into CKA_VALUE */
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if (crv == CKR_OK) {
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gx1.data = params->gx1.pGX;
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gx1.len = params->gx1.ulGXLen;
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gx2.data = params->gx2.pGX;
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gx2.len = params->gx2.ulGXLen;
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crv = jpake_MultipleSecItem2Attribute(key, generatedAttrs,
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NUM_ELEM(generatedAttrs));
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}
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PORT_FreeArena(arena, PR_TRUE);
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return crv;
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}
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CK_RV
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jpake_Round2(HASH_HashType hashType, CK_NSS_JPAKERound2Params *params,
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SFTKObject *sourceKey, SFTKObject *key)
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{
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CK_RV crv;
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PLArenaPool *arena;
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PQGParams pqg;
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SECItem signerID, x2, gx1, gx2;
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SFTKItemTemplate sourceAttrs[] = {
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{ CKA_PRIME, &pqg.prime },
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{ CKA_SUBPRIME, &pqg.subPrime },
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{ CKA_BASE, &pqg.base },
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{ CKA_NSS_JPAKE_SIGNERID, &signerID },
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{ CKA_NSS_JPAKE_X2, &x2 },
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{ CKA_NSS_JPAKE_GX1, &gx1 },
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{ CKA_NSS_JPAKE_GX2, &gx2 },
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};
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SECItem x2s, gx3, gx4;
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const SFTKItemTemplate copiedAndGeneratedAttrs[] = {
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{ CKA_NSS_JPAKE_SIGNERID, &signerID },
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{ CKA_PRIME, &pqg.prime },
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{ CKA_SUBPRIME, &pqg.subPrime },
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{ CKA_NSS_JPAKE_X2, &x2 },
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{ CKA_NSS_JPAKE_X2S, &x2s },
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{ CKA_NSS_JPAKE_GX1, &gx1 },
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{ CKA_NSS_JPAKE_GX2, &gx2 },
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{ CKA_NSS_JPAKE_GX3, &gx3 },
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{ CKA_NSS_JPAKE_GX4, &gx4 }
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};
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SECItem peerID;
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PORT_Assert(params != NULL);
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PORT_Assert(sourceKey != NULL);
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PORT_Assert(key != NULL);
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arena = PORT_NewArena(NSS_SOFTOKEN_DEFAULT_CHUNKSIZE);
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if (arena == NULL)
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crv = CKR_HOST_MEMORY;
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/* TODO: check CKK_NSS_JPAKE_ROUND1 */
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crv = sftk_MultipleAttribute2SecItem(arena, sourceKey, sourceAttrs,
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NUM_ELEM(sourceAttrs));
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/* Get the peer's ID out of the template and sanity-check it. */
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if (crv == CKR_OK)
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crv = sftk_Attribute2SecItem(arena, &peerID, key,
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CKA_NSS_JPAKE_PEERID);
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if (crv == CKR_OK && (peerID.data == NULL || peerID.len == 0))
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crv = CKR_TEMPLATE_INCOMPLETE;
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if (crv == CKR_OK && SECITEM_CompareItem(&signerID, &peerID) == SECEqual)
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crv = CKR_TEMPLATE_INCONSISTENT;
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/* Verify zero-knowledge proofs for g^x3 and g^x4 */
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if (crv == CKR_OK)
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crv = jpake_Verify(arena, &pqg, hashType, &signerID,
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peerID.data, peerID.len, ¶ms->gx3);
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if (crv == CKR_OK)
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crv = jpake_Verify(arena, &pqg, hashType, &signerID,
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peerID.data, peerID.len, ¶ms->gx4);
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/* Calculate the base and x2s for A=base^x2s */
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if (crv == CKR_OK) {
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SECItem s;
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s.data = params->pSharedKey;
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s.len = params->ulSharedKeyLen;
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gx3.data = params->gx3.pGX;
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gx3.len = params->gx3.ulGXLen;
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gx4.data = params->gx4.pGX;
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gx4.len = params->gx4.ulGXLen;
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pqg.base.data = NULL;
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x2s.data = NULL;
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crv = jpake_mapStatus(JPAKE_Round2(arena, &pqg.prime, &pqg.subPrime,
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&gx1, &gx3, &gx4, &pqg.base,
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&x2, &s, &x2s),
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CKR_MECHANISM_PARAM_INVALID);
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}
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/* Generate A=base^x2s and its zero-knowledge proof. */
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if (crv == CKR_OK)
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crv = jpake_Sign(arena, &pqg, hashType, &signerID, &x2s, ¶ms->A);
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/* Copy P and Q from the ROUND1 key to the ROUND2 key and save the values
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needed for the final key material derivation into CKA_VALUE. */
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if (crv == CKR_OK)
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crv = sftk_forceAttribute(key, CKA_PRIME, pqg.prime.data,
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pqg.prime.len);
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if (crv == CKR_OK)
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crv = sftk_forceAttribute(key, CKA_SUBPRIME, pqg.subPrime.data,
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pqg.subPrime.len);
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if (crv == CKR_OK) {
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crv = jpake_MultipleSecItem2Attribute(key, copiedAndGeneratedAttrs,
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NUM_ELEM(copiedAndGeneratedAttrs));
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}
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if (crv == CKR_OK)
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crv = jpake_enforceKeyType(key, CKK_NSS_JPAKE_ROUND2);
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PORT_FreeArena(arena, PR_TRUE);
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return crv;
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}
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CK_RV
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jpake_Final(HASH_HashType hashType, const CK_NSS_JPAKEFinalParams *param,
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SFTKObject *sourceKey, SFTKObject *key)
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{
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PLArenaPool *arena;
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SECItem K;
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PQGParams pqg;
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CK_RV crv;
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SECItem peerID, signerID, x2s, x2, gx1, gx2, gx3, gx4;
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SFTKItemTemplate sourceAttrs[] = {
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{ CKA_NSS_JPAKE_PEERID, &peerID },
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{ CKA_NSS_JPAKE_SIGNERID, &signerID },
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{ CKA_PRIME, &pqg.prime },
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{ CKA_SUBPRIME, &pqg.subPrime },
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{ CKA_NSS_JPAKE_X2, &x2 },
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{ CKA_NSS_JPAKE_X2S, &x2s },
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{ CKA_NSS_JPAKE_GX1, &gx1 },
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{ CKA_NSS_JPAKE_GX2, &gx2 },
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{ CKA_NSS_JPAKE_GX3, &gx3 },
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{ CKA_NSS_JPAKE_GX4, &gx4 }
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};
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PORT_Assert(param != NULL);
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PORT_Assert(sourceKey != NULL);
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PORT_Assert(key != NULL);
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arena = PORT_NewArena(NSS_SOFTOKEN_DEFAULT_CHUNKSIZE);
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if (arena == NULL)
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crv = CKR_HOST_MEMORY;
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/* TODO: verify key type CKK_NSS_JPAKE_ROUND2 */
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crv = sftk_MultipleAttribute2SecItem(arena, sourceKey, sourceAttrs,
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NUM_ELEM(sourceAttrs));
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/* Calculate base for B=base^x4s */
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if (crv == CKR_OK) {
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pqg.base.data = NULL;
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crv = jpake_mapStatus(JPAKE_Round2(arena, &pqg.prime, &pqg.subPrime,
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&gx1, &gx2, &gx3, &pqg.base,
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NULL, NULL, NULL),
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CKR_MECHANISM_PARAM_INVALID);
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}
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/* Verify zero-knowledge proof for B */
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if (crv == CKR_OK)
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crv = jpake_Verify(arena, &pqg, hashType, &signerID,
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peerID.data, peerID.len, ¶m->B);
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if (crv == CKR_OK) {
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SECItem B;
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B.data = param->B.pGX;
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B.len = param->B.ulGXLen;
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K.data = NULL;
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crv = jpake_mapStatus(JPAKE_Final(arena, &pqg.prime, &pqg.subPrime,
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&x2, &gx4, &x2s, &B, &K),
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CKR_MECHANISM_PARAM_INVALID);
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}
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/* Save key material into CKA_VALUE. */
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if (crv == CKR_OK)
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crv = sftk_forceAttribute(key, CKA_VALUE, K.data, K.len);
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if (crv == CKR_OK)
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crv = jpake_enforceKeyType(key, CKK_GENERIC_SECRET);
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PORT_FreeArena(arena, PR_TRUE);
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return crv;
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}
|
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