Delete bundled copy of NSS and replace with README.

nss/lib/dev/devslot.c

Index: nss/lib/dev/devslot.c
diff --git a/nss/lib/dev/devslot.c b/nss/lib/dev/devslot.c
deleted file mode 100644
index 5b0bb371ac91d4bafde751246a74309c877d4699..0000000000000000000000000000000000000000
--- a/nss/lib/dev/devslot.c
+++ /dev/null
@@ -1,247 +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 "pkcs11.h"
-
-#ifndef DEVM_H
-#include "devm.h"
-#endif /* DEVM_H */
-
-#ifndef CKHELPER_H
-#include "ckhelper.h"
-#endif /* CKHELPER_H */
-
-#include "pk11pub.h"
-
-/* measured in seconds */
-#define NSSSLOT_TOKEN_DELAY_TIME 1
-
-/* this should track global and per-transaction login information */
-
-#define NSSSLOT_IS_FRIENDLY(slot) \
-    (slot->base.flags & NSSSLOT_FLAGS_FRIENDLY)
-
-/* measured as interval */
-static PRIntervalTime s_token_delay_time = 0;
-
-NSS_IMPLEMENT PRStatus
-nssSlot_Destroy(
-    NSSSlot *slot)
-{
-    if (slot) {
-        if (PR_ATOMIC_DECREMENT(&slot->base.refCount) == 0) {
-            PZ_DestroyLock(slot->base.lock);
-            return nssArena_Destroy(slot->base.arena);
-        }
-    }
-    return PR_SUCCESS;
-}
-
-void
-nssSlot_EnterMonitor(NSSSlot *slot)
-{
-    if (slot->lock) {
-        PZ_Lock(slot->lock);
-    }
-}
-
-void
-nssSlot_ExitMonitor(NSSSlot *slot)
-{
-    if (slot->lock) {
-        PZ_Unlock(slot->lock);
-    }
-}
-
-NSS_IMPLEMENT void
-NSSSlot_Destroy(
-    NSSSlot *slot)
-{
-    (void)nssSlot_Destroy(slot);
-}
-
-NSS_IMPLEMENT NSSSlot *
-nssSlot_AddRef(
-    NSSSlot *slot)
-{
-    PR_ATOMIC_INCREMENT(&slot->base.refCount);
-    return slot;
-}
-
-NSS_IMPLEMENT NSSUTF8 *
-nssSlot_GetName(
-    NSSSlot *slot)
-{
-    return slot->base.name;
-}
-
-NSS_IMPLEMENT NSSUTF8 *
-nssSlot_GetTokenName(
-    NSSSlot *slot)
-{
-    return nssToken_GetName(slot->token);
-}
-
-NSS_IMPLEMENT void
-nssSlot_ResetDelay(
-    NSSSlot *slot)
-{
-    slot->lastTokenPing = 0;
-}
-
-static PRBool
-within_token_delay_period(NSSSlot *slot)
-{
-    PRIntervalTime time, lastTime;
-    /* Set the delay time for checking the token presence */
-    if (s_token_delay_time == 0) {
-        s_token_delay_time = PR_SecondsToInterval(NSSSLOT_TOKEN_DELAY_TIME);
-    }
-    time = PR_IntervalNow();
-    lastTime = slot->lastTokenPing;
-    if ((lastTime) && ((time - lastTime) < s_token_delay_time)) {
-        return PR_TRUE;
-    }
-    slot->lastTokenPing = time;
-    return PR_FALSE;
-}
-
-NSS_IMPLEMENT PRBool
-nssSlot_IsTokenPresent(
-    NSSSlot *slot)
-{
-    CK_RV ckrv;
-    PRStatus nssrv;
-    /* XXX */
-    nssSession *session;
-    CK_SLOT_INFO slotInfo;
-    void *epv;
-    /* permanent slots are always present unless they're disabled */
-    if (nssSlot_IsPermanent(slot)) {
-        return !PK11_IsDisabled(slot->pk11slot);
-    }
-    /* avoid repeated calls to check token status within set interval */
-    if (within_token_delay_period(slot)) {
-        return ((slot->ckFlags & CKF_TOKEN_PRESENT) != 0);
-    }
-
-    /* First obtain the slot info */
-    epv = slot->epv;
-    if (!epv) {
-        return PR_FALSE;
-    }
-    nssSlot_EnterMonitor(slot);
-    ckrv = CKAPI(epv)->C_GetSlotInfo(slot->slotID, &slotInfo);
-    nssSlot_ExitMonitor(slot);
-    if (ckrv != CKR_OK) {
-        slot->token->base.name[0] = 0; /* XXX */
-        return PR_FALSE;
-    }
-    slot->ckFlags = slotInfo.flags;
-    /* check for the presence of the token */
-    if ((slot->ckFlags & CKF_TOKEN_PRESENT) == 0) {
-        if (!slot->token) {
-            /* token was never present */
-            return PR_FALSE;
-        }
-        session = nssToken_GetDefaultSession(slot->token);
-        if (session) {
-            nssSession_EnterMonitor(session);
-            /* token is not present */
-            if (session->handle != CK_INVALID_SESSION) {
-                /* session is valid, close and invalidate it */
-                CKAPI(epv)
-                    ->C_CloseSession(session->handle);
-                session->handle = CK_INVALID_SESSION;
-            }
-            nssSession_ExitMonitor(session);
-        }
-        if (slot->token->base.name[0] != 0) {
-            /* notify the high-level cache that the token is removed */
-            slot->token->base.name[0] = 0; /* XXX */
-            nssToken_NotifyCertsNotVisible(slot->token);
-        }
-        slot->token->base.name[0] = 0; /* XXX */
-        /* clear the token cache */
-        nssToken_Remove(slot->token);
-        return PR_FALSE;
-    }
-    /* token is present, use the session info to determine if the card
-     * has been removed and reinserted.
-     */
-    session = nssToken_GetDefaultSession(slot->token);
-    if (session) {
-        PRBool isPresent = PR_FALSE;
-        nssSession_EnterMonitor(session);
-        if (session->handle != CK_INVALID_SESSION) {
-            CK_SESSION_INFO sessionInfo;
-            ckrv = CKAPI(epv)->C_GetSessionInfo(session->handle, &sessionInfo);
-            if (ckrv != CKR_OK) {
-                /* session is screwy, close and invalidate it */
-                CKAPI(epv)
-                    ->C_CloseSession(session->handle);
-                session->handle = CK_INVALID_SESSION;
-            }
-        }
-        isPresent = session->handle != CK_INVALID_SESSION;
-        nssSession_ExitMonitor(session);
-        /* token not removed, finished */
-        if (isPresent)
-            return PR_TRUE;
-    }
-    /* the token has been removed, and reinserted, or the slot contains
-     * a token it doesn't recognize. invalidate all the old
-     * information we had on this token, if we can't refresh, clear
-     * the present flag */
-    nssToken_NotifyCertsNotVisible(slot->token);
-    nssToken_Remove(slot->token);
-    /* token has been removed, need to refresh with new session */
-    nssrv = nssSlot_Refresh(slot);
-    if (nssrv != PR_SUCCESS) {
-        slot->token->base.name[0] = 0; /* XXX */
-        slot->ckFlags &= ~CKF_TOKEN_PRESENT;
-        return PR_FALSE;
-    }
-    return PR_TRUE;
-}
-
-NSS_IMPLEMENT void *
-nssSlot_GetCryptokiEPV(
-    NSSSlot *slot)
-{
-    return slot->epv;
-}
-
-NSS_IMPLEMENT NSSToken *
-nssSlot_GetToken(
-    NSSSlot *slot)
-{
-    if (nssSlot_IsTokenPresent(slot)) {
-        return nssToken_AddRef(slot->token);
-    }
-    return (NSSToken *)NULL;
-}
-
-NSS_IMPLEMENT PRStatus
-nssSession_EnterMonitor(
-    nssSession *s)
-{
-    if (s->lock)
-        PZ_Lock(s->lock);
-    return PR_SUCCESS;
-}
-
-NSS_IMPLEMENT PRStatus
-nssSession_ExitMonitor(
-    nssSession *s)
-{
-    return (s->lock) ? PZ_Unlock(s->lock) : PR_SUCCESS;
-}
-
-NSS_EXTERN PRBool
-nssSession_IsReadWrite(
-    nssSession *s)
-{
-    return s->isRW;
-}