DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Header

Mercurial (5b81998bb7ab)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305
/* 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/. */

#ifndef PKIT_H
#include "pkit.h"
#endif /* PKIT_H */

#ifndef DEVM_H
#include "devm.h"
#endif /* DEVM_H */

#include "pki3hack.h"
#include "dev3hack.h"
#include "pkim.h"

#ifndef BASE_H
#include "base.h"
#endif /* BASE_H */

#include "pk11func.h"
#include "secmodti.h"
#include "secerr.h"

NSS_IMPLEMENT nssSession *
nssSession_ImportNSS3Session(NSSArena *arenaOpt,
                             CK_SESSION_HANDLE session, 
                             PZLock *lock, PRBool rw)
{
    nssSession *rvSession = NULL;
    if (session != CK_INVALID_SESSION) {
	rvSession = nss_ZNEW(arenaOpt, nssSession);
	if (rvSession) {
	    rvSession->handle = session;
	    rvSession->lock = lock;
	    rvSession->ownLock = PR_FALSE;
	    rvSession->isRW = rw;
	}
    }
    return rvSession;
}

NSS_IMPLEMENT nssSession *
nssSlot_CreateSession
(
  NSSSlot *slot,
  NSSArena *arenaOpt,
  PRBool readWrite
)
{
    nssSession *rvSession;

    if (!readWrite) {
	/* nss3hack version only returns rw swssions */
	return NULL;
    }
    rvSession = nss_ZNEW(arenaOpt, nssSession);
    if (!rvSession) {
	return (nssSession *)NULL;
    }

    rvSession->handle = PK11_GetRWSession(slot->pk11slot);
    if (rvSession->handle == CK_INVALID_HANDLE) {
	    nss_ZFreeIf(rvSession);
	    return NULL;
    }
    rvSession->isRW = PR_TRUE;
    rvSession->slot = slot;
    /*
     * The session doesn't need its own lock.  Here's why.
     * 1. If we are reusing the default RW session of the slot,
     *    the slot lock is already locked to protect the session.
     * 2. If the module is not thread safe, the slot (or rather
     *    module) lock is already locked.
     * 3. If the module is thread safe and we are using a new
     *    session, no higher-level lock has been locked and we
     *    would need a lock for the new session.  However, the
     *    current usage of the session is that it is always
     *    used and destroyed within the same function and never
     *    shared with another thread.
     * So the session is either already protected by another
     * lock or only used by one thread.
     */
    rvSession->lock = NULL;
    rvSession->ownLock = PR_FALSE;
    return rvSession;
}

NSS_IMPLEMENT PRStatus
nssSession_Destroy
(
  nssSession *s
)
{
    CK_RV ckrv = CKR_OK;
    if (s) {
	if (s->isRW) {
	    PK11_RestoreROSession(s->slot->pk11slot, s->handle);
	}
	nss_ZFreeIf(s);
    }
    return (ckrv == CKR_OK) ? PR_SUCCESS : PR_FAILURE;
}

static NSSSlot *
nssSlot_CreateFromPK11SlotInfo(NSSTrustDomain *td, PK11SlotInfo *nss3slot)
{
    NSSSlot *rvSlot;
    NSSArena *arena;
    arena = nssArena_Create();
    if (!arena) {
	return NULL;
    }
    rvSlot = nss_ZNEW(arena, NSSSlot);
    if (!rvSlot) {
	nssArena_Destroy(arena);
	return NULL;
    }
    rvSlot->base.refCount = 1;
    rvSlot->base.lock = PZ_NewLock(nssILockOther);
    rvSlot->base.arena = arena;
    rvSlot->pk11slot = nss3slot;
    rvSlot->epv = nss3slot->functionList;
    rvSlot->slotID = nss3slot->slotID;
    /* Grab the slot name from the PKCS#11 fixed-length buffer */
    rvSlot->base.name = nssUTF8_Duplicate(nss3slot->slot_name,td->arena);
    rvSlot->lock = (nss3slot->isThreadSafe) ? NULL : nss3slot->sessionLock;
    return rvSlot;
}

NSSToken *
nssToken_CreateFromPK11SlotInfo(NSSTrustDomain *td, PK11SlotInfo *nss3slot)
{
    NSSToken *rvToken;
    NSSArena *arena;

    /* Don't create a token object for a disabled slot */
    if (nss3slot->disabled) {
	PORT_SetError(SEC_ERROR_NO_TOKEN);
	return NULL;
    }
    arena = nssArena_Create();
    if (!arena) {
	return NULL;
    }
    rvToken = nss_ZNEW(arena, NSSToken);
    if (!rvToken) {
	nssArena_Destroy(arena);
	return NULL;
    }
    rvToken->base.refCount = 1;
    rvToken->base.lock = PZ_NewLock(nssILockOther);
    if (!rvToken->base.lock) {
	nssArena_Destroy(arena);
	return NULL;
    }
    rvToken->base.arena = arena;
    rvToken->pk11slot = nss3slot;
    rvToken->epv = nss3slot->functionList;
    rvToken->defaultSession = nssSession_ImportNSS3Session(td->arena,
                                                       nss3slot->session,
                                                       nss3slot->sessionLock,
                                                       nss3slot->defRWSession);
#if 0 /* we should do this instead of blindly continuing. */
    if (!rvToken->defaultSession) {
	PORT_SetError(SEC_ERROR_NO_TOKEN);
    	goto loser;
    }
#endif
    if (!PK11_IsInternal(nss3slot) && PK11_IsHW(nss3slot)) {
	rvToken->cache = nssTokenObjectCache_Create(rvToken, 
	                                            PR_TRUE, PR_TRUE, PR_TRUE);
	if (!rvToken->cache)
	    goto loser;
    }
    rvToken->trustDomain = td;
    /* Grab the token name from the PKCS#11 fixed-length buffer */
    rvToken->base.name = nssUTF8_Duplicate(nss3slot->token_name,td->arena);
    rvToken->slot = nssSlot_CreateFromPK11SlotInfo(td, nss3slot);
    if (!rvToken->slot) {
        goto loser;
    }
    rvToken->slot->token = rvToken;
    if (rvToken->defaultSession)
	rvToken->defaultSession->slot = rvToken->slot;
    return rvToken;
loser:
    PZ_DestroyLock(rvToken->base.lock);
    nssArena_Destroy(arena);
    return NULL;
}

NSS_IMPLEMENT void
nssToken_UpdateName(NSSToken *token)
{
    if (!token) {
	return;
    }
    token->base.name = nssUTF8_Duplicate(token->pk11slot->token_name,token->base.arena);
}

NSS_IMPLEMENT PRBool
nssSlot_IsPermanent
(
  NSSSlot *slot
)
{
    return slot->pk11slot->isPerm;
}

NSS_IMPLEMENT PRBool
nssSlot_IsFriendly
(
  NSSSlot *slot
)
{
    return PK11_IsFriendly(slot->pk11slot);
}

NSS_IMPLEMENT PRStatus
nssToken_Refresh(NSSToken *token)
{
    PK11SlotInfo *nss3slot;

    if (!token) {
	return PR_SUCCESS;
    }
    nss3slot = token->pk11slot;
    token->defaultSession = 
    	nssSession_ImportNSS3Session(token->slot->base.arena,
				     nss3slot->session,
				     nss3slot->sessionLock,
				     nss3slot->defRWSession);
    return token->defaultSession ? PR_SUCCESS : PR_FAILURE;
}

NSS_IMPLEMENT PRStatus
nssSlot_Refresh
(
  NSSSlot *slot
)
{
    PK11SlotInfo *nss3slot = slot->pk11slot;
    PRBool doit = PR_FALSE;
    if (slot->token && slot->token->base.name[0] == 0) {
	doit = PR_TRUE;
    }
    if (PK11_InitToken(nss3slot, PR_FALSE) != SECSuccess) {
	return PR_FAILURE;
    }
    if (doit) {
	nssTrustDomain_UpdateCachedTokenCerts(slot->token->trustDomain, 
	                                      slot->token);
    }
    return nssToken_Refresh(slot->token);
}

NSS_IMPLEMENT PRStatus
nssToken_GetTrustOrder
(
  NSSToken *tok
)
{
    PK11SlotInfo *slot;
    SECMODModule *module;
    slot = tok->pk11slot;
    module = PK11_GetModule(slot);
    return module->trustOrder;
}

NSS_IMPLEMENT PRBool
nssSlot_IsLoggedIn
(
  NSSSlot *slot
)
{
    if (!slot->pk11slot->needLogin) {
	return PR_TRUE;
    }
    return PK11_IsLoggedIn(slot->pk11slot, NULL);
}


NSSTrustDomain *
nssToken_GetTrustDomain(NSSToken *token)
{
    return token->trustDomain;
}

NSS_EXTERN PRStatus
nssTrustDomain_RemoveTokenCertsFromCache
(
  NSSTrustDomain *td,
  NSSToken *token
);

NSS_IMPLEMENT PRStatus
nssToken_NotifyCertsNotVisible
(
  NSSToken *tok
)
{
    return nssTrustDomain_RemoveTokenCertsFromCache(tok->trustDomain, tok);
}