Update NSPR to 4.12 and NSS to 3.23 on iOS

nss/lib/dev/devslot.c

 /* 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)
+    (slot->base.flags & NSSSLOT_FLAGS_FRIENDLY)
 
 /* measured as interval */
 static PRIntervalTime s_token_delay_time = 0;
 
 NSS_IMPLEMENT PRStatus
-nssSlot_Destroy (
-  NSSSlot *slot
-)
+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);
-        }
+        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);
+        PZ_Lock(slot->lock);
     }
 }
 
 void
 nssSlot_ExitMonitor(NSSSlot *slot)
 {
     if (slot->lock) {
-        PZ_Unlock(slot->lock);
+        PZ_Unlock(slot->lock);
     }
 }
 
 NSS_IMPLEMENT void
-NSSSlot_Destroy (
-  NSSSlot *slot
-)
+NSSSlot_Destroy(
+    NSSSlot *slot)
 {
     (void)nssSlot_Destroy(slot);
 }
 
 NSS_IMPLEMENT NSSSlot *
-nssSlot_AddRef (
-  NSSSlot *slot
-)
+nssSlot_AddRef(
+    NSSSlot *slot)
 {
     PR_ATOMIC_INCREMENT(&slot->base.refCount);
     return slot;
 }
 
 NSS_IMPLEMENT NSSUTF8 *
-nssSlot_GetName (
-  NSSSlot *slot
-)
+nssSlot_GetName(
+    NSSSlot *slot)
 {
     return slot->base.name;
 }
 
 NSS_IMPLEMENT NSSUTF8 *
-nssSlot_GetTokenName (
-  NSSSlot *slot
-)
+nssSlot_GetTokenName(
+    NSSSlot *slot)
 {
     return nssToken_GetName(slot->token);
 }
 
 NSS_IMPLEMENT void
-nssSlot_ResetDelay (
-  NSSSlot *slot
-)
+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);
+        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;
+        return PR_TRUE;
     }
     slot->lastTokenPing = time;
     return PR_FALSE;
 }
 
 NSS_IMPLEMENT PRBool
-nssSlot_IsTokenPresent (
-  NSSSlot *slot
-)
+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);
+        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);
+        return ((slot->ckFlags & CKF_TOKEN_PRESENT) != 0);
     }
 
     /* First obtain the slot info */
     epv = slot->epv;
     if (!epv) {
-        return PR_FALSE;
+        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->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;
+        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;
-    } 
+        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
-)
+nssSlot_GetCryptokiEPV(
+    NSSSlot *slot)
 {
     return slot->epv;
 }
 
 NSS_IMPLEMENT NSSToken *
-nssSlot_GetToken (
-  NSSSlot *slot
-)
+nssSlot_GetToken(
+    NSSSlot *slot)
 {
     if (nssSlot_IsTokenPresent(slot)) {
-        return nssToken_AddRef(slot->token);
+        return nssToken_AddRef(slot->token);
     }
     return (NSSToken *)NULL;
 }
 
 NSS_IMPLEMENT PRStatus
-nssSession_EnterMonitor (
-  nssSession *s
-)
+nssSession_EnterMonitor(
+    nssSession *s)
 {
-    if (s->lock) PZ_Lock(s->lock);
+    if (s->lock)
+        PZ_Lock(s->lock);
     return PR_SUCCESS;
 }
 
 NSS_IMPLEMENT PRStatus
-nssSession_ExitMonitor (
-  nssSession *s
-)
+nssSession_ExitMonitor(
+    nssSession *s)
 {
     return (s->lock) ? PZ_Unlock(s->lock) : PR_SUCCESS;
 }
 
 NSS_EXTERN PRBool
-nssSession_IsReadWrite (
-  nssSession *s
-)
+nssSession_IsReadWrite(
+    nssSession *s)
 {
     return s->isRW;
 }
-