]> git.saurik.com Git - apple/securityd.git/blobdiff - src/transition.cpp
securityd-55199.3.tar.gz
[apple/securityd.git] / src / transition.cpp
index c83169ba5a7fd51e7034f62463e82472a2acc750..49e31f0725c2b14d707ed786b7f184a3bbbcb147 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2004 Apple Computer, Inc. All Rights Reserved.
+ * Copyright (c) 2000-2009 Apple Inc. All Rights Reserved.
  * 
  * @APPLE_LICENSE_HEADER_START@
  * 
 //
 // transition - securityd IPC-to-class-methods transition layer
 //
+// This file contains all server-side MIG implementations for the main
+// securityd protocol ("ucsp"). It dispatches them into the vast object
+// conspiracy that is securityd, anchored in the Server object.
+//
+#include <securityd_client/ss_types.h>
 #include <securityd_client/ucsp.h>
 #include "server.h"
 #include "session.h"
+#include "agentquery.h"
 #include "database.h"
 #include "kcdatabase.h"
 #include "tokendatabase.h"
 #include "kckey.h"
-#include "transwalkers.h"
 #include "child.h"
+#include <syslog.h>
 #include <mach/mach_error.h>
+#include <securityd_client/xdr_cssm.h>
+#include <securityd_client/xdr_auth.h>
+#include <securityd_client/xdr_dldb.h>
+#include <security_utilities/logging.h>
+#include <AssertMacros.h>
 
+#include <CoreFoundation/CFNumber.h>
 #include <CoreFoundation/CFDictionary.h>
 #include <CoreFoundation/CFPropertyList.h>
 
-
 //
 // Bracket Macros
 //
-#define UCSP_ARGS      mach_port_t servicePort, mach_port_t replyPort, audit_token_t auditToken, \
-                    CSSM_RETURN *rcode
-#define CONTEXT_ARGS Context context, Pointer contextBase, Context::Attr *attributes, mach_msg_type_number_t attrSize
+#define UCSP_ARGS      mach_port_t servicePort, mach_port_t replyPort, \
+       audit_token_t auditToken, CSSM_RETURN *rcode
 
 #define BEGIN_IPCN     *rcode = CSSM_OK; try {
-#define BEGIN_IPC      BEGIN_IPCN RefPointer<Connection> connRef(&Server::connection(replyPort)); \
-Connection &connection __attribute__((unused)) = *connRef;
-#define END_IPC(base)  END_IPCN(base) Server::requestComplete(); return KERN_SUCCESS;
-#define END_IPCN(base)         } \
+#define BEGIN_IPC(name)        BEGIN_IPCN RefPointer<Connection> connRef(&Server::connection(replyPort, auditToken)); \
+               Connection &connection __attribute__((unused)) = *connRef; \
+               if (SECURITYD_REQUEST_ENTRY_ENABLED()) { \
+                       const char * volatile s = #name; volatile char __attribute__((unused)) pagein = s[0]; \
+                       SECURITYD_REQUEST_ENTRY((char *)s, &connection, &connection.process()); \
+               }
+#define END_IPC(base)  END_IPCN(base) Server::requestComplete(*rcode); return KERN_SUCCESS;
+#define END_IPCN(base)         SECURITYD_REQUEST_RETURN(*rcode); \
+       } \
        catch (const CommonError &err) { *rcode = CssmError::cssmError(err, CSSM_ ## base ## _BASE_ERROR); } \
        catch (const std::bad_alloc &) { *rcode = CssmError::merge(CSSM_ERRCODE_MEMORY_ERROR, CSSM_ ## base ## _BASE_ERROR); } \
        catch (Connection *conn) { *rcode = 0; } \
@@ -59,23 +74,149 @@ Connection &connection __attribute__((unused)) = *connRef;
 
 #define BEGIN_IPCS             try {
 #define        END_IPCS(more)  } catch (...) { } \
-                                               mach_port_deallocate(mach_task_self(), serverPort); more; return KERN_SUCCESS;
+                                               mach_port_deallocate(mach_task_self(), servicePort); more; return KERN_SUCCESS;
 
 #define DATA_IN(base)  void *base, mach_msg_type_number_t base##Length
 #define DATA_OUT(base) void **base, mach_msg_type_number_t *base##Length
 #define DATA(base)             CssmData(base, base##Length)
-#define OPTDATA(base)  (base ? &CssmData(base, base##Length) : NULL)
 
 #define SSBLOB(Type, name) makeBlob<Type>(DATA(name))
 
-#define COPY_IN(type,name)     type *name, mach_msg_type_number_t name##Length, type *name##Base
-#define COPY_OUT(type,name)    \
-       type **name, mach_msg_type_number_t *name##Length, type **name##Base
-       
-
 using LowLevelMemoryUtilities::increment;
 using LowLevelMemoryUtilities::difference;
 
+class CopyOutAccessCredentials : public CopyOut {
+public:
+       CopyOutAccessCredentials(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_ACCESS_CREDENTIALS), reinterpret_cast<xdrproc_t>(xdr_CSSM_ACCESS_CREDENTIALS_PTR)) { }
+       operator AccessCredentials *() { return static_cast<AccessCredentials *>(reinterpret_cast<CSSM_ACCESS_CREDENTIALS_PTR>(data())); }
+};
+
+
+class CopyOutEntryAcl : public CopyOut {
+public:
+       CopyOutEntryAcl(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_ACL_ENTRY_PROTOTYPE), reinterpret_cast<xdrproc_t>(xdr_CSSM_ACL_ENTRY_PROTOTYPE_PTR)) { }
+       operator AclEntryPrototype *() { return static_cast<AclEntryPrototype *>(reinterpret_cast<CSSM_ACL_ENTRY_PROTOTYPE_PTR>(data())); }
+};
+
+class CopyOutOwnerAcl : public CopyOut {
+public:
+       CopyOutOwnerAcl(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_ACL_OWNER_PROTOTYPE), reinterpret_cast<xdrproc_t>(xdr_CSSM_ACL_OWNER_PROTOTYPE_PTR)) { }
+       operator AclOwnerPrototype *() { return static_cast<AclOwnerPrototype *>(reinterpret_cast<CSSM_ACL_OWNER_PROTOTYPE_PTR>(data())); }
+};
+
+class CopyOutAclEntryInput : public CopyOut {
+public:
+       CopyOutAclEntryInput(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_ACL_ENTRY_INPUT), reinterpret_cast<xdrproc_t>(xdr_CSSM_ACL_ENTRY_INPUT_PTR)) { }
+       operator AclEntryInput *() { return static_cast<AclEntryInput *>(reinterpret_cast<CSSM_ACL_ENTRY_INPUT_PTR>(data())); }
+};
+
+
+class CopyOutDeriveData : public CopyOut {
+public:
+       CopyOutDeriveData(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_DERIVE_DATA), reinterpret_cast<xdrproc_t>(xdr_CSSM_DERIVE_DATA_PTR)) { }
+       CSSM_DERIVE_DATA * derive_data() { return reinterpret_cast<CSSM_DERIVE_DATA *>(data()); }
+       CSSM_DATA &cssm_data() { return derive_data()->baseData; }
+       CSSM_ALGORITHMS algorithm() { return derive_data()->algorithm; }
+};
+
+
+class CopyOutContext : public CopyOut {
+public:
+       CopyOutContext(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_CONTEXT), reinterpret_cast<xdrproc_t>(xdr_CSSM_CONTEXT_PTR)) { }
+       operator Context *() { return static_cast<Context *>(reinterpret_cast<CSSM_CONTEXT_PTR>(data())); }
+       Context &context() { return *static_cast<Context *>(reinterpret_cast<CSSM_CONTEXT_PTR>(data())); }
+};
+
+class CopyOutKey : public CopyOut {
+public:
+       CopyOutKey(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_KEY), reinterpret_cast<xdrproc_t>(xdr_CSSM_KEY_PTR)) { }
+       operator CssmKey *() { return static_cast<CssmKey *>(reinterpret_cast<CSSM_KEY_PTR>(data())); }
+       CssmKey &key() { return *static_cast<CssmKey *>(reinterpret_cast<CSSM_KEY_PTR>(data())); }
+};
+
+class CopyOutDbRecordAttributes : public CopyOut {
+public:
+       CopyOutDbRecordAttributes(void *copy, size_t size) : CopyOut(copy, size + sizeof(CSSM_DB_RECORD_ATTRIBUTE_DATA), reinterpret_cast<xdrproc_t>(xdr_CSSM_DB_RECORD_ATTRIBUTE_DATA_PTR)) { }
+       CssmDbRecordAttributeData *attribute_data() { return static_cast<CssmDbRecordAttributeData *>(reinterpret_cast<CSSM_DB_RECORD_ATTRIBUTE_DATA_PTR>(data())); }
+};
+
+class CopyOutQuery : public CopyOut {
+public:
+       CopyOutQuery(void *copy, size_t size) : CopyOut(copy, size, reinterpret_cast<xdrproc_t>(xdr_CSSM_QUERY_PTR)) { }
+       operator CssmQuery *() { return static_cast<CssmQuery *>(reinterpret_cast<CSSM_QUERY_PTR>(data())); }
+};
+
+//
+// Take a DATA type RPC argument purportedly representing a Blob of some kind,
+// turn it into a Blob, and fail properly if it's not kosher.
+//
+template <class BlobType>
+const BlobType *makeBlob(const CssmData &blobData, CSSM_RETURN error = CSSM_ERRCODE_INVALID_DATA)
+{
+       if (!blobData.data() || blobData.length() < sizeof(BlobType))
+               CssmError::throwMe(error);
+       const BlobType *blob = static_cast<const BlobType *>(blobData.data());
+       if (blob->totalLength != blobData.length())
+               CssmError::throwMe(error);
+       return blob;
+}
+
+//
+// An OutputData object will take memory allocated within securityd,
+// hand it to the MIG return-output parameters, and schedule it to be released
+// after the MIG reply has been sent. It will also get rid of it in case of
+// error.
+//
+class OutputData : public CssmData {
+public:
+       OutputData(void **outP, mach_msg_type_number_t *outLength)
+               : mData(*outP), mLength(*outLength) { }
+       ~OutputData()
+       { mData = data(); mLength = length(); Server::releaseWhenDone(mData); }
+    
+    void operator = (const CssmData &source)
+    { CssmData::operator = (source); }
+       
+private:
+       void * &mData;
+       mach_msg_type_number_t &mLength;
+};
+
+//
+// Choose a Database from a choice of two sources, giving preference
+// to persistent stores and to earlier sources.
+//
+Database *pickDb(Database *db1, Database *db2);
+
+static inline Database *dbOf(Key *key) { return key ? &key->database() : NULL; }
+
+inline Database *pickDb(Key *k1, Key *k2) { return pickDb(dbOf(k1), dbOf(k2)); }
+inline Database *pickDb(Database *db1, Key *k2) { return pickDb(db1, dbOf(k2)); }
+inline Database *pickDb(Key *k1, Database *db2) { return pickDb(dbOf(k1), db2); }
+
+//
+// Choose a Database from a choice of two sources, giving preference
+// to persistent stores and to earlier sources.
+//
+Database *pickDb(Database *db1, Database *db2)
+{
+       // persistent db1 always wins
+       if (db1 && !db1->transient())
+               return db1;
+       
+       // persistent db2 is next choice
+       if (db2 && !db2->transient())
+               return db2;
+       
+       // pick any existing transient database
+       if (db1)
+               return db1;
+       if (db2)
+               return db2;
+       
+       // none at all. use the canonical transient store
+       return Server::optionalDatabase(noDb);
+}
 
 //
 // Setup/Teardown functions.
@@ -83,70 +224,73 @@ using LowLevelMemoryUtilities::difference;
 kern_return_t ucsp_server_setup(UCSP_ARGS, mach_port_t taskPort, ClientSetupInfo info, const char *identity)
 {
        BEGIN_IPCN
-       Server::active().setupConnection(Server::connectNewProcess, servicePort, replyPort,
-               taskPort, auditToken, &info, identity);
+       SECURITYD_REQUEST_ENTRY((char*)"setup", NULL, NULL);
+       Server::active().setupConnection(Server::connectNewProcess, replyPort,
+               taskPort, auditToken, &info);
        END_IPCN(CSSM)
+       if (*rcode)
+               Syslog::notice("setup(%s) failed rcode=%d", identity ? identity : "<NULL>", *rcode);
        return KERN_SUCCESS;
 }
 
-kern_return_t ucsp_server_setupNew(UCSP_ARGS, mach_port_t taskPort,
-       ClientSetupInfo info, const char *identity,
-       mach_port_t *newServicePort)
+
+kern_return_t ucsp_server_setupThread(UCSP_ARGS, mach_port_t taskPort)
 {
+       SECURITYD_REQUEST_ENTRY((char*)"setupThread", NULL, NULL);
        BEGIN_IPCN
-       try {
-               RefPointer<Session> session = new DynamicSession(taskPort);
-               Server::active().setupConnection(Server::connectNewSession, session->servicePort(), replyPort,
-                       taskPort, auditToken, &info, identity);
-               *newServicePort = session->servicePort();
-       } catch (const MachPlusPlus::Error &err) {
-               switch (err.error) {
-               case BOOTSTRAP_SERVICE_ACTIVE:
-                       MacOSError::throwMe(errSessionAuthorizationDenied);     // translate
-               default:
-                       throw;
-               }
-       }
+       Server::active().setupConnection(Server::connectNewThread, replyPort, taskPort, auditToken);
        END_IPCN(CSSM)
+       if (*rcode)
+               Syslog::notice("setupThread failed rcode=%d", *rcode);
        return KERN_SUCCESS;
 }
 
-kern_return_t ucsp_server_setupThread(UCSP_ARGS, mach_port_t taskPort)
+
+kern_return_t ucsp_server_teardown(UCSP_ARGS)
 {
        BEGIN_IPCN
-       Server::active().setupConnection(Server::connectNewThread, servicePort, replyPort,
-               taskPort, auditToken);
+       SECURITYD_REQUEST_ENTRY((char*)"teardown", NULL, NULL);
+       Server::active().endConnection(replyPort);
        END_IPCN(CSSM)
        return KERN_SUCCESS;
 }
 
-
-kern_return_t ucsp_server_teardown(UCSP_ARGS)
+kern_return_t ucsp_server_verifyPrivileged(UCSP_ARGS)
 {
        BEGIN_IPCN
-       Server::active().endConnection(replyPort);
+       SECURITYD_REQUEST_ENTRY((char*)"verifyPrivileged", NULL, NULL);
+       // doing nothing (we just want securityd's audit credentials returned)
        END_IPCN(CSSM)
        return KERN_SUCCESS;
 }
 
+kern_return_t ucsp_server_verifyPrivileged2(UCSP_ARGS, mach_port_t *originPort)
+{
+       BEGIN_IPCN
+       SECURITYD_REQUEST_ENTRY((char*)"verifyPrivileged2", NULL, NULL);
+       // send the port back to the sender to check for a MitM (6986198)
+       *originPort = servicePort;
+       END_IPCN(CSSM)
+       return KERN_SUCCESS;
+}
 
 //
 // Common database operations
 //
 kern_return_t ucsp_server_authenticateDb(UCSP_ARGS, DbHandle db,
-       CSSM_DB_ACCESS_TYPE accessType, COPY_IN(AccessCredentials, cred))
+       CSSM_DB_ACCESS_TYPE accessType, DATA_IN(cred))
 {
-       BEGIN_IPC
+       BEGIN_IPC(authenticateDb)
     secdebug("dl", "authenticateDb");
-    relocate(cred, credBase, credLength);
+       CopyOutAccessCredentials creds(cred, credLength);
        // ignoring accessType
-    Server::database(db)->authenticate(accessType, cred);
+    Server::database(db)->authenticate(accessType, creds);
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_releaseDb(UCSP_ARGS, DbHandle db)
 {
-       BEGIN_IPC
+       BEGIN_IPC(releaseDb)
        connection.process().kill(*Server::database(db));
        END_IPC(DL)
 }
@@ -154,7 +298,7 @@ kern_return_t ucsp_server_releaseDb(UCSP_ARGS, DbHandle db)
 
 kern_return_t ucsp_server_getDbName(UCSP_ARGS, DbHandle db, char name[PATH_MAX])
 {
-       BEGIN_IPC
+       BEGIN_IPC(getDbName)
        string result = Server::database(db)->dbName();
        assert(result.length() < PATH_MAX);
        memcpy(name, result.c_str(), result.length() + 1);
@@ -163,7 +307,7 @@ kern_return_t ucsp_server_getDbName(UCSP_ARGS, DbHandle db, char name[PATH_MAX])
 
 kern_return_t ucsp_server_setDbName(UCSP_ARGS, DbHandle db, const char *name)
 {
-       BEGIN_IPC
+       BEGIN_IPC(setDbName)
        Server::database(db)->dbName(name);
        END_IPC(DL)
 }
@@ -173,31 +317,30 @@ kern_return_t ucsp_server_setDbName(UCSP_ARGS, DbHandle db, const char *name)
 // External database interface
 //
 kern_return_t ucsp_server_openToken(UCSP_ARGS, uint32 ssid, FilePath name,
-       COPY_IN(AccessCredentials, accessCredentials), DbHandle *db)
+       DATA_IN(accessCredentials), DbHandle *db)
 {
-       BEGIN_IPC
-       relocate(accessCredentials, accessCredentialsBase, accessCredentialsLength);
-       *db = (new TokenDatabase(ssid, connection.process(), name, accessCredentials))->handle();
+       BEGIN_IPC(openToken)
+       CopyOutAccessCredentials creds(accessCredentials, accessCredentialsLength);
+       *db = (new TokenDatabase(ssid, connection.process(), name, creds))->handle();
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_findFirst(UCSP_ARGS, DbHandle db,
-       COPY_IN(CssmQuery, query),
-       COPY_IN(CssmDbRecordAttributeData, inAttributes),
-       COPY_OUT(CssmDbRecordAttributeData, outAttributes),
-       boolean_t getData,
-       DATA_OUT(data), KeyHandle *hKey, SearchHandle *hSearch, RecordHandle *hRecord)
+       DATA_IN(inQuery), DATA_IN(inAttributes), DATA_OUT(outAttributes),
+       boolean_t getData, DATA_OUT(data), 
+    KeyHandle *hKey, SearchHandle *hSearch, IPCRecordHandle *hRecord)
 {
-       BEGIN_IPC
-       relocate (query, queryBase, queryLength);
-       relocate (inAttributes, inAttributesBase, inAttributesLength);
+       BEGIN_IPC(findFirst)
+       CopyOutQuery query(inQuery, inQueryLength);
+       CopyOutDbRecordAttributes attrs(inAttributes, inAttributesLength);
 
        RefPointer<Database::Search> search;
        RefPointer<Database::Record> record;
        RefPointer<Key> key;
-       CssmData outData; //OutputData outData(data, dataLength);
-       CssmDbRecordAttributeData *outAttrs; mach_msg_type_number_t outAttrsLength;
-       Server::database(db)->findFirst(*query, inAttributes, inAttributesLength,
+       CssmData outData;
+       CssmDbRecordAttributeData *outAttrs = NULL; mach_msg_type_number_t outAttrsLength;
+       Server::database(db)->findFirst(*query, 
+        attrs.attribute_data(), attrs.length(),
                getData ? &outData : NULL, key, search, record, outAttrs, outAttrsLength);
        
        // handle nothing-found case without exceptions
@@ -211,39 +354,43 @@ kern_return_t ucsp_server_findFirst(UCSP_ARGS, DbHandle db,
                *hSearch = search->handle();
                *hKey = key ? key->handle() : noKey;
 
-               // return attributes (assumes relocated flat blob)
-               flips(outAttrs, outAttributes, outAttributesBase); 
-               // flipCssmDbAttributeData(outAttrs, outAttributes, outAttributesBase); 
-               *outAttributesLength = outAttrsLength;
-
+        if (outAttrsLength && outAttrs) {
+            Server::releaseWhenDone(outAttrs); // exception proof it against next line
+            if (!copyin(outAttrs, reinterpret_cast<xdrproc_t> (xdr_CSSM_DB_RECORD_ATTRIBUTE_DATA), outAttributes, outAttributesLength))
+                CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+            Server::releaseWhenDone(*outAttributes);
+        }
+        
                // return data (temporary fix)
                if (getData) {
-                       if (key) {
-                               flip (*outData.interpretedAs<CssmKey>());
-                       }
-                       
-                       *data = outData.data();
-                       *dataLength = outData.length();
+                       Server::releaseWhenDone(outData.data());
+            xdrproc_t encode_proc = reinterpret_cast<xdrproc_t>(xdr_CSSM_NO_KEY_IN_DATA);
+            if (key)
+                encode_proc = reinterpret_cast<xdrproc_t>(xdr_CSSM_KEY_IN_DATA);
+                       if (!copyin(&outData, encode_proc, data, dataLength))
+                               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+                       Server::releaseWhenDone(*data);
                }
        }
        END_IPC(DL)
 }
 
+
 kern_return_t ucsp_server_findNext(UCSP_ARGS, SearchHandle hSearch,
-       COPY_IN(CssmDbRecordAttributeData, inAttributes),
-       COPY_OUT(CssmDbRecordAttributeData, outAttributes),
+       DATA_IN(inAttributes),
+       DATA_OUT(outAttributes),
        boolean_t getData, DATA_OUT(data), KeyHandle *hKey,
-       RecordHandle *hRecord)
+       IPCRecordHandle *hRecord)
 {
-       BEGIN_IPC
-       relocate(inAttributes, inAttributesBase, inAttributesLength);
+       BEGIN_IPC(findNext)
+       CopyOutDbRecordAttributes attrs(inAttributes, inAttributesLength);
        RefPointer<Database::Search> search =
                Server::find<Database::Search>(hSearch, CSSMERR_DL_INVALID_RESULTS_HANDLE);
        RefPointer<Database::Record> record;
        RefPointer<Key> key;
-       CssmData outData; //OutputData outData(data, dataLength);
-       CssmDbRecordAttributeData *outAttrs; mach_msg_type_number_t outAttrsLength;
-       search->database().findNext(search, inAttributes, inAttributesLength,
+       CssmData outData;
+       CssmDbRecordAttributeData *outAttrs = NULL; mach_msg_type_number_t outAttrsLength;
+       search->database().findNext(search, attrs.attribute_data(), attrs.length(),
                getData ? &outData : NULL, key, record, outAttrs, outAttrsLength);
        
        // handle nothing-found case without exceptions
@@ -255,86 +402,103 @@ kern_return_t ucsp_server_findNext(UCSP_ARGS, SearchHandle hSearch,
                *hRecord = record->handle();
                *hKey = key ? key->handle() : noKey;
 
-               // return attributes (assumes relocated flat blob)
-               flips(outAttrs, outAttributes, outAttributesBase);
-               *outAttributesLength = outAttrsLength;
-
+        if (outAttrsLength && outAttrs) {
+                       secdebug("attrmem", "Found attrs: %p of length: %d", outAttrs, outAttrsLength);
+            Server::releaseWhenDone(outAttrs); // exception proof it against next line
+            if (!copyin(outAttrs, reinterpret_cast<xdrproc_t> (xdr_CSSM_DB_RECORD_ATTRIBUTE_DATA), outAttributes, outAttributesLength))
+                CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+                       secdebug("attrmem", "Copied attrs: %p of length: %d", *outAttributes, *outAttributesLength);
+            Server::releaseWhenDone(*outAttributes);
+        }
+        
                // return data (temporary fix)
                if (getData) {
-                       if (key) {
-                               flip (*outData.interpretedAs<CssmKey>());
-                       }
-                       
-                       *data = outData.data();
-                       *dataLength = outData.length();
+                       Server::releaseWhenDone(outData.data());
+            xdrproc_t encode_proc = reinterpret_cast<xdrproc_t>(xdr_CSSM_NO_KEY_IN_DATA);
+            if (key)
+                encode_proc = reinterpret_cast<xdrproc_t>(xdr_CSSM_KEY_IN_DATA);
+            if (!copyin(&outData, encode_proc, data, dataLength))
+                CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+                       Server::releaseWhenDone(*data);
                }
        }
        END_IPC(DL)
 }
 
-kern_return_t ucsp_server_findRecordHandle(UCSP_ARGS, RecordHandle hRecord,
-       COPY_IN(CssmDbRecordAttributeData, inAttributes),
-       COPY_OUT(CssmDbRecordAttributeData, outAttributes),
+kern_return_t ucsp_server_findRecordHandle(UCSP_ARGS, IPCRecordHandle hRecord,
+       DATA_IN(inAttributes), DATA_OUT(outAttributes),
        boolean_t getData, DATA_OUT(data), KeyHandle *hKey)
 {
-       BEGIN_IPC
-       relocate(inAttributes, inAttributesBase, inAttributesLength);
+       BEGIN_IPC(findRecordHandle)
+       CopyOutDbRecordAttributes attrs(inAttributes, inAttributesLength);
        RefPointer<Database::Record> record =
                Server::find<Database::Record>(hRecord, CSSMERR_DL_INVALID_RECORD_UID);
        RefPointer<Key> key;
-       CssmData outData; //OutputData outData(data, dataLength);
+       CssmData outData;
        CssmDbRecordAttributeData *outAttrs; mach_msg_type_number_t outAttrsLength;
-       record->database().findRecordHandle(record, inAttributes, inAttributesLength,
+       record->database().findRecordHandle(record, attrs.attribute_data(), attrs.length(),
                getData ? &outData : NULL, key, outAttrs, outAttrsLength);
        
        // return handles
        *hKey = key ? key->handle() : noKey;
 
-       // return attributes (assumes relocated flat blob)
-       flips(outAttrs, outAttributes, outAttributesBase);
-       *outAttributesLength = outAttrsLength;
-
+    if (outAttrsLength && outAttrs) {
+        Server::releaseWhenDone(outAttrs); // exception proof it against next line
+        if (!copyin(outAttrs, reinterpret_cast<xdrproc_t> (xdr_CSSM_DB_RECORD_ATTRIBUTE_DATA), outAttributes, outAttributesLength))
+            CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+        Server::releaseWhenDone(*outAttributes);
+    }
+    
        // return data (temporary fix)
        if (getData) {
-               if (key) {
-                       flip (*outData.interpretedAs<CssmKey>());
-               }
-                       
-               *data = outData.data();
-               *dataLength = outData.length();
+               /*
+                       We can't release this with the usual allocator (which calls free(), since
+                       it was VM allocated. Part of the fix for:
+                       <rdar://problem/6738709> securityd leaks VM memory during certain smartcard operations
+                       will be to call Server::releaseWhenDone below with a new vm allocator param
+               */
+               Server::releaseWhenDone(outData.data());
+        xdrproc_t encode_proc = reinterpret_cast<xdrproc_t>(xdr_CSSM_NO_KEY_IN_DATA);
+        if (key)
+            encode_proc = reinterpret_cast<xdrproc_t>(xdr_CSSM_KEY_IN_DATA);
+        if (!copyin(&outData, encode_proc, data, dataLength))
+            CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+        Server::releaseWhenDone(*data);
        }
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_insertRecord(UCSP_ARGS, DbHandle db, CSSM_DB_RECORDTYPE recordType,
-       COPY_IN(CssmDbRecordAttributeData, attributes), DATA_IN(data), RecordHandle *record)
-{
-       BEGIN_IPC
-       relocate(attributes, attributesBase, attributesLength);
-       Server::database(db)->insertRecord(recordType, attributes, attributesLength,
-               DATA(data), *record);
+       DATA_IN(inAttributes), DATA_IN(data), IPCRecordHandle *record)
+{
+       BEGIN_IPC(insertRecord)
+       RecordHandle recordHandle;
+       CopyOutDbRecordAttributes attrs(inAttributes, inAttributesLength);
+       Server::database(db)->insertRecord(recordType, attrs.attribute_data(), attrs.length(),
+               DATA(data), recordHandle);
+       *record = recordHandle;
        END_IPC(DL)
 }
 
-kern_return_t ucsp_server_modifyRecord(UCSP_ARGS, DbHandle db, RecordHandle *hRecord,
-       CSSM_DB_RECORDTYPE recordType, COPY_IN(CssmDbRecordAttributeData, attributes),
+kern_return_t ucsp_server_modifyRecord(UCSP_ARGS, DbHandle db, IPCRecordHandle *hRecord,
+       CSSM_DB_RECORDTYPE recordType, DATA_IN(attributes),
        boolean_t setData, DATA_IN(data), CSSM_DB_MODIFY_MODE modifyMode)
 {
-       BEGIN_IPC
-       relocate(attributes, attributesBase, attributesLength);
+       BEGIN_IPC(modifyRecord)
+       CopyOutDbRecordAttributes attrs(attributes, attributesLength);
        CssmData newData(DATA(data));
        RefPointer<Database::Record> record =
                Server::find<Database::Record>(*hRecord, CSSMERR_DL_INVALID_RECORD_UID);
-       Server::database(db)->modifyRecord(recordType, record, attributes, attributesLength,
+       Server::database(db)->modifyRecord(recordType, record, attrs.attribute_data(), attrs.length(),
                setData ? &newData : NULL, modifyMode);
        // note that the record handle presented to the client never changes here
        // (we could, but have no reason to - our record handles are just always up to date)
        END_IPC(DL)
 }
 
-kern_return_t ucsp_server_deleteRecord(UCSP_ARGS, DbHandle db, RecordHandle hRecord)
+kern_return_t ucsp_server_deleteRecord(UCSP_ARGS, DbHandle db, IPCRecordHandle hRecord)
 {
-       BEGIN_IPC
+       BEGIN_IPC(deleteRecord)
        Server::database(db)->deleteRecord(
                Server::find<Database::Record>(hRecord, CSSMERR_DL_INVALID_RECORD_UID));
        END_IPC(DL)
@@ -342,67 +506,77 @@ kern_return_t ucsp_server_deleteRecord(UCSP_ARGS, DbHandle db, RecordHandle hRec
 
 kern_return_t ucsp_server_releaseSearch(UCSP_ARGS, SearchHandle hSearch)
 {
-       BEGIN_IPC
+       BEGIN_IPC(releaseSearch)
        RefPointer<Database::Search> search = Server::find<Database::Search>(hSearch, 0);
        search->database().releaseSearch(*search);
        END_IPC(DL)
 }
 
-kern_return_t ucsp_server_releaseRecord(UCSP_ARGS, RecordHandle hRecord)
+kern_return_t ucsp_server_releaseRecord(UCSP_ARGS, IPCRecordHandle hRecord)
 {
-       BEGIN_IPC
+       BEGIN_IPC(releaseRecord)
        RefPointer<Database::Record> record = Server::find<Database::Record>(hRecord, 0);
        record->database().releaseRecord(*record);
        END_IPC(DL)
 }
 
-kern_return_t ucsp_server_getRecordFromHandle(UCSP_ARGS, RecordHandle record,
-       COPY_IN(CssmDbRecordAttributeData, inAttributes),
-       COPY_OUT(CssmDbRecordAttributeData, outAttributes),
-       boolean_t getData,
-       DATA_OUT(data))
-{
-       BEGIN_IPC
-    secdebug("dl", "getRecordFromHandle");
-       relocate(inAttributes, inAttributesBase, inAttributesLength);
-       // @@@
-       END_IPC(DL)
-}
-
 
 //
 // Internal database management
 //
 kern_return_t ucsp_server_createDb(UCSP_ARGS, DbHandle *db,
-       COPY_IN(DLDbFlatIdentifier, ident),
-    COPY_IN(AccessCredentials, cred), COPY_IN(AclEntryPrototype, owner),
+       DATA_IN(ident), DATA_IN(cred), DATA_IN(owner),
     DBParameters params)
 {
-       BEGIN_IPC
-       relocate(cred, credBase, credLength);
-       relocate(owner, ownerBase, ownerLength);
-    relocate(ident, identBase, identLength);
-       *db = (new KeychainDatabase(*ident, params, connection.process(), cred, owner))->handle();
+       BEGIN_IPC(createDb)
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOutEntryAcl owneracl(owner, ownerLength);
+       CopyOut flatident(ident, identLength, reinterpret_cast<xdrproc_t>(xdr_DLDbFlatIdentifierRef));
+       *db = (new KeychainDatabase(*reinterpret_cast<DLDbFlatIdentifier*>(flatident.data()), params, connection.process(), creds, owneracl))->handle();
        END_IPC(DL)
 }
 
-// keychain synchronization
-// @@@  caller should be required to call decodeDb() to get a DbHandle
-//      instead of passing the blob itself
-kern_return_t ucsp_server_cloneDbForSync(UCSP_ARGS, DATA_IN(blob), 
-       DbHandle srcDb, DATA_IN(agentData), DbHandle *newDb)
+kern_return_t ucsp_server_recodeDbForSync(UCSP_ARGS, DbHandle dbToClone,
+       DbHandle srcDb, DbHandle *newDb)
 {
-       BEGIN_IPC
+       BEGIN_IPC(recodeDbForSync)
        RefPointer<KeychainDatabase> srcKC = Server::keychain(srcDb);
-       *newDb = (new KeychainDatabase(*srcKC, connection.process(),
-               SSBLOB(DbBlob, blob), DATA(agentData)))->handle();
+       *newDb = (new KeychainDatabase(*srcKC, connection.process(), dbToClone))->handle();
+       END_IPC(DL)
+}
+
+kern_return_t ucsp_server_authenticateDbsForSync(UCSP_ARGS, DATA_IN(dbHandleArray),
+       DATA_IN(agentData), DbHandle* authenticatedDBHandle)
+{
+       BEGIN_IPC(authenticateDbsForSync)
+       QueryDBBlobSecret query;
+       query.inferHints(connection.process());
+    query.addHint(AGENT_HINT_KCSYNC_DICT, agentData, agentDataLength);
+       CSSM_DATA dbData = DATA(dbHandleArray);
+       uint8 ipcDbHandleArrayCount = *(dbData.Data);
+       DbHandle *ipcDbHandleArray = (DbHandle *)Allocator::standard().malloc(ipcDbHandleArrayCount * sizeof(DbHandle));
+       if ( ipcDbHandleArray == 0 )
+        CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       DbHandle *currIPCDbHandleArrayPtr = ipcDbHandleArray;
+       DbHandle *dbHandleArrayPtr = (DbHandle *)(dbData.Data+1);
+       int index;
+       for (index=0; index < ipcDbHandleArrayCount; index++)
+       {
+               *currIPCDbHandleArrayPtr = *dbHandleArrayPtr; 
+               Server::keychain(*currIPCDbHandleArrayPtr)->lockDb(); // lock this db if it was unlocked in the past (user could have deleted the kc, resetLogin, etc.)
+               currIPCDbHandleArrayPtr++;
+               dbHandleArrayPtr++;
+       }
+       Server::releaseWhenDone(ipcDbHandleArray);
+       if (query(ipcDbHandleArray, ipcDbHandleArrayCount, authenticatedDBHandle) != SecurityAgent::noReason)
+        CssmError::throwMe(CSSM_ERRCODE_OPERATION_AUTH_DENIED);
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_commitDbForSync(UCSP_ARGS, DbHandle srcDb,
     DbHandle cloneDb, DATA_OUT(blob))
 {
-       BEGIN_IPC
+       BEGIN_IPC(commitDbForSync)
     RefPointer<KeychainDatabase> srcKC = Server::keychain(srcDb);
     RefPointer<KeychainDatabase> cloneKC = Server::keychain(cloneDb);
     srcKC->commitSecretsForSync(*cloneKC);
@@ -419,19 +593,22 @@ kern_return_t ucsp_server_commitDbForSync(UCSP_ARGS, DbHandle srcDb,
 }
 
 kern_return_t ucsp_server_decodeDb(UCSP_ARGS, DbHandle *db,
-    COPY_IN(DLDbFlatIdentifier, ident), COPY_IN(AccessCredentials, cred), DATA_IN(blob))
+    DATA_IN(ident), DATA_IN(cred), DATA_IN(blob))
 {
-       BEGIN_IPC
-       relocate(cred, credBase, credLength);
-    relocate(ident, identBase, identLength);
-       *db = (new KeychainDatabase(*ident, SSBLOB(DbBlob, blob),
-        connection.process(), cred))->handle();
+       BEGIN_IPC(decodeDb)
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOut flatident(ident, identLength, reinterpret_cast<xdrproc_t>(xdr_DLDbFlatIdentifierRef));
+       DLDbFlatIdentifier* flatID = (DLDbFlatIdentifier*) flatident.data();
+       DLDbIdentifier id = *flatID; // invokes a casting operator
+       
+       *db = (new KeychainDatabase(id, SSBLOB(DbBlob, blob),
+        connection.process(), creds))->handle();
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_encodeDb(UCSP_ARGS, DbHandle db, DATA_OUT(blob))
 {
-       BEGIN_IPC
+       BEGIN_IPC(encodeDb)
     DbBlob *dbBlob = Server::keychain(db)->blob();     // memory owned by database
     *blob = dbBlob;
     *blobLength = dbBlob->length();
@@ -440,55 +617,125 @@ kern_return_t ucsp_server_encodeDb(UCSP_ARGS, DbHandle db, DATA_OUT(blob))
 
 kern_return_t ucsp_server_setDbParameters(UCSP_ARGS, DbHandle db, DBParameters params)
 {
-       BEGIN_IPC
+       BEGIN_IPC(setDbParameters)
        Server::keychain(db)->setParameters(params);
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_getDbParameters(UCSP_ARGS, DbHandle db, DBParameters *params)
 {
-       BEGIN_IPC
+       BEGIN_IPC(getDbParameters)
        Server::keychain(db)->getParameters(*params);
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_changePassphrase(UCSP_ARGS, DbHandle db,
-    COPY_IN(AccessCredentials, cred))
+    DATA_IN(cred))
 {
-       BEGIN_IPC
-    relocate(cred, credBase, credLength);
-       Server::keychain(db)->changePassphrase(cred);
+       BEGIN_IPC(changePassphrase)
+       CopyOutAccessCredentials creds(cred, credLength);
+       Server::keychain(db)->changePassphrase(creds);
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_lockAll (UCSP_ARGS, boolean_t)
 {
-       BEGIN_IPC
+       BEGIN_IPC(lockAll)
        connection.session().processLockAll();
        END_IPC(DL)
 }
 
 kern_return_t ucsp_server_unlockDb(UCSP_ARGS, DbHandle db)
 {
-       BEGIN_IPC
+       BEGIN_IPC(unlockDb)
        Server::keychain(db)->unlockDb();
        END_IPC(DL)
 }
 
+static void check_stash_entitlement(Process & proc)
+{
+    OSStatus status = noErr;
+    CFDictionaryRef code_info = NULL;
+    CFDictionaryRef entitlements = NULL;
+    CFTypeRef value = NULL;
+    bool entitled = false;
+    
+    status = SecCodeCopySigningInformation(proc.processCode(), kSecCSRequirementInformation, &code_info);
+    require_noerr(status, done);
+    
+    if (CFDictionaryGetValueIfPresent(code_info, kSecCodeInfoEntitlementsDict, &value)) {
+        if (CFGetTypeID(value) == CFDictionaryGetTypeID()) {
+            entitlements = (CFDictionaryRef)value;
+        }
+    }
+    require(entitlements != NULL, done);
+    
+    if (CFDictionaryGetValueIfPresent(entitlements, CFSTR("com.apple.private.securityd.stash"), &value)) {
+        if (CFGetTypeID(value) && CFBooleanGetTypeID()) {
+            entitled = CFBooleanGetValue((CFBooleanRef)value);
+        }
+    }
+    
+done:
+    if (code_info) {
+        CFRelease(code_info);
+    }
+    
+    if (!entitled) {
+        CssmError::throwMe(CSSM_ERRCODE_OS_ACCESS_DENIED);
+    }
+}
+
 kern_return_t ucsp_server_unlockDbWithPassphrase(UCSP_ARGS, DbHandle db, DATA_IN(passphrase))
 {
-       BEGIN_IPC
-       Server::keychain(db)->unlockDb(DATA(passphrase));
+       BEGIN_IPC(unlockDbWithPassphrase)
+    Server::keychain(db)->unlockDb(DATA(passphrase));
        END_IPC(DL)
 }
 
+kern_return_t ucsp_server_stashDb(UCSP_ARGS, DbHandle db)
+{
+    BEGIN_IPC(stashDb)
+    check_stash_entitlement(connection.process());
+    Server::keychain(db)->stashDb();
+    END_IPC(DL)
+}
+
+kern_return_t ucsp_server_stashDbCheck(UCSP_ARGS, DbHandle db)
+{
+    BEGIN_IPC(stashDbCheck)
+    check_stash_entitlement(connection.process());
+    Server::keychain(db)->stashDbCheck();
+    END_IPC(DL)
+}
+
 kern_return_t ucsp_server_isLocked(UCSP_ARGS, DbHandle db, boolean_t *locked)
 {
-    BEGIN_IPC
+    BEGIN_IPC(isLocked)
     *locked = Server::database(db)->isLocked();
     END_IPC(DL)
 }
 
+kern_return_t ucsp_server_verifyKeyStorePassphrase(UCSP_ARGS, uint32_t retries)
+{
+    BEGIN_IPC(verifyKeyStorePassphrase)
+    connection.process().session().verifyKeyStorePassphrase(retries);
+    END_IPC(DL)
+}
+
+kern_return_t ucsp_server_changeKeyStorePassphrase(UCSP_ARGS)
+{
+    BEGIN_IPC(verifyKeyStorePassphrase)
+    connection.process().session().changeKeyStorePassphrase();
+    END_IPC(DL)
+}
+
+kern_return_t ucsp_server_resetKeyStorePassphrase(UCSP_ARGS, DATA_IN(passphrase))
+{
+    BEGIN_IPC(verifyKeyStorePassphrase)
+    connection.process().session().resetKeyStorePassphrase(DATA(passphrase));
+    END_IPC(DL)
+}
 
 //
 // Key management
@@ -496,7 +743,7 @@ kern_return_t ucsp_server_isLocked(UCSP_ARGS, DbHandle db, boolean_t *locked)
 kern_return_t ucsp_server_encodeKey(UCSP_ARGS, KeyHandle keyh, DATA_OUT(blob),
     boolean_t wantUid, DATA_OUT(uid))
 {
-       BEGIN_IPC
+       BEGIN_IPC(encodeKey)
        RefPointer<Key> gKey = Server::key(keyh);
        if (KeychainKey *key = dynamic_cast<KeychainKey *>(gKey.get())) {
                KeyBlob *keyBlob = key->blob(); // still owned by key
@@ -513,13 +760,16 @@ kern_return_t ucsp_server_encodeKey(UCSP_ARGS, KeyHandle keyh, DATA_OUT(blob),
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_decodeKey(UCSP_ARGS, KeyHandle *keyh, CssmKey::Header *header,
+kern_return_t ucsp_server_decodeKey(UCSP_ARGS, KeyHandle *keyh, DATA_OUT(keyHeader),
        DbHandle db, DATA_IN(blob))
 {
-       BEGIN_IPC
+       BEGIN_IPC(decodeKey)
     RefPointer<Key> key = new KeychainKey(*Server::keychain(db), SSBLOB(KeyBlob, blob));
-    key->returnKey(*keyh, *header);
-       flip(*header);
+       CssmKey::Header header;
+    key->returnKey(*keyh, header);
+       if (!copyin(&header, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEYHEADER), keyHeader, keyHeaderLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       Server::releaseWhenDone(*keyHeader);
        END_IPC(CSP)
 }
 
@@ -527,7 +777,7 @@ kern_return_t ucsp_server_decodeKey(UCSP_ARGS, KeyHandle *keyh, CssmKey::Header
 kern_return_t ucsp_server_recodeKey(UCSP_ARGS, DbHandle oldDb, KeyHandle keyh, 
        DbHandle newDb, DATA_OUT(newBlob))
 {
-       BEGIN_IPC
+       BEGIN_IPC(recodeKey)
        // If the old key is passed in as DATA_IN(oldBlob):
        // RefPointer<KeychainKey> key = new KeychainKey(*Server::keychain(oldDb), SSBLOB(KeyBlob, oldBlob));
        RefPointer<Key> key = Server::key(keyh);
@@ -545,7 +795,7 @@ kern_return_t ucsp_server_recodeKey(UCSP_ARGS, DbHandle oldDb, KeyHandle keyh,
 
 kern_return_t ucsp_server_releaseKey(UCSP_ARGS, KeyHandle keyh)
 {
-       BEGIN_IPC
+       BEGIN_IPC(releaseKey)
        RefPointer<Key> key = Server::key(keyh);
        key->database().releaseKey(*key);
        END_IPC(CSP)
@@ -553,25 +803,25 @@ kern_return_t ucsp_server_releaseKey(UCSP_ARGS, KeyHandle keyh)
 
 kern_return_t ucsp_server_queryKeySizeInBits(UCSP_ARGS, KeyHandle keyh, CSSM_KEY_SIZE *length)
 {
-       BEGIN_IPC
+       BEGIN_IPC(queryKeySizeInBits)
        RefPointer<Key> key = Server::key(keyh);
        key->database().queryKeySizeInBits(*key, CssmKeySize::overlay(*length));
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_getOutputSize(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
+kern_return_t ucsp_server_getOutputSize(UCSP_ARGS, DATA_IN(context), KeyHandle keyh,
     uint32 inputSize, boolean_t encrypt, uint32 *outputSize)
 {
-    BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+    BEGIN_IPC(getOutputSize)
+       CopyOutContext ctx(context, contextLength);
        RefPointer<Key> key = Server::key(keyh);
-    key->database().getOutputSize(context, *key, inputSize, encrypt, *outputSize);
+    key->database().getOutputSize(*ctx, *key, inputSize, encrypt, *outputSize);
     END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_getKeyDigest(UCSP_ARGS, KeyHandle key, DATA_OUT(digest))
 {
-       BEGIN_IPC
+       BEGIN_IPC(getKeyDigest)
        CssmData digestData = Server::key(key)->canonicalDigest();
        *digest = digestData.data();
        *digestLength = digestData.length();
@@ -582,47 +832,47 @@ kern_return_t ucsp_server_getKeyDigest(UCSP_ARGS, KeyHandle key, DATA_OUT(digest
 //
 // Signatures and MACs
 //
-kern_return_t ucsp_server_generateSignature(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
+kern_return_t ucsp_server_generateSignature(UCSP_ARGS, DATA_IN(context), KeyHandle keyh,
         CSSM_ALGORITHMS signOnlyAlgorithm, DATA_IN(data), DATA_OUT(signature))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+       BEGIN_IPC(generateSignature)
+       CopyOutContext ctx(context, contextLength);
        RefPointer<Key> key = Server::key(keyh);
        OutputData sigData(signature, signatureLength);
-       key->database().generateSignature(context, *key, signOnlyAlgorithm,
+       key->database().generateSignature(*ctx, *key, signOnlyAlgorithm,
                DATA(data), sigData);
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_verifySignature(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
+kern_return_t ucsp_server_verifySignature(UCSP_ARGS, DATA_IN(context), KeyHandle keyh,
                CSSM_ALGORITHMS verifyOnlyAlgorithm, DATA_IN(data), DATA_IN(signature))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+       BEGIN_IPC(verifySignature)
+       CopyOutContext ctx(context, contextLength);
        RefPointer<Key> key = Server::key(keyh);
-       key->database().verifySignature(context, *key, verifyOnlyAlgorithm,
+       key->database().verifySignature(*ctx, *key, verifyOnlyAlgorithm,
                DATA(data), DATA(signature));
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_generateMac(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
+kern_return_t ucsp_server_generateMac(UCSP_ARGS, DATA_IN(context), KeyHandle keyh,
                DATA_IN(data), DATA_OUT(mac))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+       BEGIN_IPC(generateMac)
+       CopyOutContext ctx(context, contextLength);
        RefPointer<Key> key = Server::key(keyh);
        OutputData macData(mac, macLength);
-       key->database().generateMac(context, *key, DATA(data), macData);
+       key->database().generateMac(*ctx, *key, DATA(data), macData);
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_verifyMac(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
+kern_return_t ucsp_server_verifyMac(UCSP_ARGS, DATA_IN(context), KeyHandle keyh,
                DATA_IN(data), DATA_IN(mac))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+       BEGIN_IPC(verifyMac)
+       CopyOutContext ctx(context, contextLength);
        RefPointer<Key> key = Server::key(keyh);
-       key->database().verifyMac(context, *key, DATA(data), DATA(mac));
+       key->database().verifyMac(*ctx, *key, DATA(data), DATA(mac));
        END_IPC(CSP)
 }
 
@@ -630,25 +880,25 @@ kern_return_t ucsp_server_verifyMac(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
 //
 // Encryption/Decryption
 //
-kern_return_t ucsp_server_encrypt(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
+kern_return_t ucsp_server_encrypt(UCSP_ARGS, DATA_IN(context), KeyHandle keyh,
        DATA_IN(clear), DATA_OUT(cipher))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+       BEGIN_IPC(encrypt)
+       CopyOutContext ctx(context, contextLength);
        RefPointer<Key> key = Server::key(keyh);
        OutputData cipherOut(cipher, cipherLength);
-       key->database().encrypt(context, *key, DATA(clear), cipherOut);
+       key->database().encrypt(*ctx, *key, DATA(clear), cipherOut);
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_decrypt(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
+kern_return_t ucsp_server_decrypt(UCSP_ARGS, DATA_IN(context), KeyHandle keyh,
        DATA_IN(cipher), DATA_OUT(clear))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+       BEGIN_IPC(decrypt)
+       CopyOutContext ctx(context, contextLength);
        RefPointer<Key> key = Server::key(keyh);
        OutputData clearOut(clear, clearLength);
-       key->database().decrypt(context, *key, DATA(cipher), clearOut);
+       key->database().decrypt(*ctx, *key, DATA(cipher), clearOut);
        END_IPC(CSP)
 }
 
@@ -656,42 +906,55 @@ kern_return_t ucsp_server_decrypt(UCSP_ARGS, CONTEXT_ARGS, KeyHandle keyh,
 //
 // Key generation
 //
-kern_return_t ucsp_server_generateKey(UCSP_ARGS, DbHandle db, CONTEXT_ARGS,
-       COPY_IN(AccessCredentials, cred), COPY_IN(AclEntryPrototype, owner),
-       uint32 usage, uint32 attrs, KeyHandle *newKey, CssmKey::Header *newHeader)
-{
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
-    relocate(cred, credBase, credLength);
-       relocate(owner, ownerBase, ownerLength);
+kern_return_t ucsp_server_generateKey(UCSP_ARGS, DbHandle db, DATA_IN(context),
+       DATA_IN(cred), DATA_IN(owner),
+       uint32 usage, uint32 attrs, KeyHandle *newKey, DATA_OUT(keyHeader))
+{
+       BEGIN_IPC(generateKey)
+       CopyOutContext ctx(context, contextLength);
+       CopyOutAccessCredentials creds(cred, credLength);
+
+       CopyOutEntryAcl owneracl(owner, ownerLength);
        //@@@ preliminary interpretation - will get "type handle"
        RefPointer<Database> database =
                Server::optionalDatabase(db, attrs & CSSM_KEYATTR_PERMANENT);
        RefPointer<Key> key;
-       database->generateKey(context, cred, owner, usage, attrs, key);
-    key->returnKey(*newKey, *newHeader);
-       flip(*newHeader);
+       database->generateKey(*ctx, creds, owneracl, usage, attrs, key);
+       CssmKey::Header newHeader;
+    key->returnKey(*newKey, newHeader);
+
+       if (!copyin(&newHeader, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEYHEADER), keyHeader, keyHeaderLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       Server::releaseWhenDone(*keyHeader);
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_generateKeyPair(UCSP_ARGS, DbHandle db, CONTEXT_ARGS,
-       COPY_IN(AccessCredentials, cred), COPY_IN(AclEntryPrototype, owner),
+kern_return_t ucsp_server_generateKeyPair(UCSP_ARGS, DbHandle db, DATA_IN(context),
+       DATA_IN(cred), DATA_IN(owner),
        uint32 pubUsage, uint32 pubAttrs, uint32 privUsage, uint32 privAttrs,
-       KeyHandle *pubKey, CssmKey::Header *pubHeader, KeyHandle *privKey, CssmKey::Header *privHeader)
+       KeyHandle *pubKey, DATA_OUT(pubHeader), KeyHandle *privKey, DATA_OUT(privHeader))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
-    relocate(cred, credBase, credLength);
-       relocate(owner, ownerBase, ownerLength);
+       BEGIN_IPC(generateKeyPair)
+       CopyOutContext ctx(context, contextLength);
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOutEntryAcl owneracl(owner, ownerLength);
        RefPointer<Database> database =
                Server::optionalDatabase(db, (privAttrs | pubAttrs) & CSSM_KEYATTR_PERMANENT);
        RefPointer<Key> pub, priv;
-       database->generateKey(context, cred, owner,
+       database->generateKey(*ctx, creds, owneracl,
                pubUsage, pubAttrs, privUsage, privAttrs, pub, priv);
-    pub->returnKey(*pubKey, *pubHeader);
-       flip(*pubHeader);
-    priv->returnKey(*privKey, *privHeader);
-       flip(*privHeader);
+       CssmKey::Header tmpPubHeader, tmpPrivHeader;
+       
+    pub->returnKey(*pubKey, tmpPubHeader);
+       if (!copyin(&tmpPubHeader, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEYHEADER), pubHeader, pubHeaderLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       Server::releaseWhenDone(*pubHeader);
+
+    priv->returnKey(*privKey, tmpPrivHeader);
+       if (!copyin(&tmpPrivHeader, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEYHEADER), privHeader, privHeaderLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       Server::releaseWhenDone(*privHeader);
+
        END_IPC(CSP)
 }
 
@@ -699,47 +962,53 @@ kern_return_t ucsp_server_generateKeyPair(UCSP_ARGS, DbHandle db, CONTEXT_ARGS,
 //
 // Key wrapping and unwrapping
 //
-kern_return_t ucsp_server_wrapKey(UCSP_ARGS, CONTEXT_ARGS, KeyHandle hWrappingKey,
-       COPY_IN(AccessCredentials, cred), KeyHandle hKeyToBeWrapped,
-       DATA_IN(descriptiveData), CssmKey *wrappedKey, DATA_OUT(keyData))
-{
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
-    relocate(cred, credBase, credLength);
+kern_return_t ucsp_server_wrapKey(UCSP_ARGS, DATA_IN(context), KeyHandle hWrappingKey,
+       DATA_IN(cred), KeyHandle hKeyToBeWrapped,
+       DATA_IN(descriptiveData), DATA_OUT(wrappedKeyData))
+{
+       BEGIN_IPC(wrapKey)
+       CssmKey wrappedKey;
+       CopyOutContext ctx(context, contextLength);
+       CopyOutAccessCredentials creds(cred, credLength);
        RefPointer<Key> subjectKey = Server::key(hKeyToBeWrapped);
        RefPointer<Key> wrappingKey = Server::optionalKey(hWrappingKey);
-       if ((context.algorithm() == CSSM_ALGID_NONE && subjectKey->attribute(CSSM_KEYATTR_SENSITIVE))
+       if ((ctx.context().algorithm() == CSSM_ALGID_NONE && subjectKey->attribute(CSSM_KEYATTR_SENSITIVE))
                || !subjectKey->attribute(CSSM_KEYATTR_EXTRACTABLE))
                CssmError::throwMe(CSSMERR_CSP_INVALID_KEYATTR_MASK);
-       pickDb(subjectKey, wrappingKey)->wrapKey(context, cred, wrappingKey, *subjectKey, DATA(descriptiveData), *wrappedKey);
+       pickDb(subjectKey, wrappingKey)->wrapKey(*ctx, creds, wrappingKey, *subjectKey, DATA(descriptiveData), wrappedKey);
+       Server::releaseWhenDone(wrappedKey.keyData().data());
 
-    // transmit key data back as a separate blob
-       OutputData keyDatas(keyData, keyDataLength);
-       keyDatas = wrappedKey->keyData();
-       flip(*wrappedKey);
+       if (!copyin(&wrappedKey, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEY), wrappedKeyData, wrappedKeyDataLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+        
+       Server::releaseWhenDone(*wrappedKeyData);
        END_IPC(CSP)
 }
 
-kern_return_t ucsp_server_unwrapKey(UCSP_ARGS, DbHandle db, CONTEXT_ARGS,
-       KeyHandle hWrappingKey, COPY_IN(AccessCredentials, cred), COPY_IN(AclEntryPrototype, owner),
-       KeyHandle hPublicKey, CssmKey wrappedKey, DATA_IN(wrappedKeyData),
+kern_return_t ucsp_server_unwrapKey(UCSP_ARGS, DbHandle db, DATA_IN(context),
+       KeyHandle hWrappingKey, DATA_IN(cred), DATA_IN(owner),
+       KeyHandle hPublicKey, DATA_IN(wrappedKeyData),
        CSSM_KEYUSE usage, CSSM_KEYATTR_FLAGS attrs, DATA_OUT(descriptiveData),
-    KeyHandle *newKey, CssmKey::Header *newHeader)
-{
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
-       flip(wrappedKey);
-       wrappedKey.keyData() = DATA(wrappedKeyData);
-    relocate(cred, credBase, credLength);
-       relocate(owner, ownerBase, ownerLength);
+    KeyHandle *newKey, DATA_OUT(keyHeader)/*CssmKey::Header *newHeader*/)
+{
+       BEGIN_IPC(unwrapKey)
+       CopyOutContext ctx(context, contextLength);
+       CopyOutKey wrappedKey(wrappedKeyData, wrappedKeyDataLength);
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOutEntryAcl owneracl(owner, ownerLength);
        OutputData descriptiveDatas(descriptiveData, descriptiveDataLength);
        RefPointer<Key> wrappingKey = Server::optionalKey(hWrappingKey);
     RefPointer<Key> unwrappedKey;
-       pickDb(Server::optionalDatabase(db), wrappingKey)->unwrapKey(context, cred, owner,
+       pickDb(Server::optionalDatabase(db), wrappingKey)->unwrapKey(*ctx, creds, owneracl,
                wrappingKey, Server::optionalKey(hPublicKey),
-               usage, attrs, wrappedKey, unwrappedKey, descriptiveDatas);
-       unwrappedKey->returnKey(*newKey, *newHeader);
-       flip(*newHeader);
+               usage, attrs, wrappedKey.key(), unwrappedKey, descriptiveDatas);
+               
+       CssmKey::Header newHeader;
+       unwrappedKey->returnKey(*newKey, newHeader);
+       if (!copyin(&newHeader, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEYHEADER), keyHeader, keyHeaderLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       Server::releaseWhenDone(*keyHeader);
+
        END_IPC(CSP)
 }
 
@@ -751,34 +1020,38 @@ kern_return_t ucsp_server_unwrapKey(UCSP_ARGS, DbHandle db, CONTEXT_ARGS,
 // (artificial) POD CssmDeriveData handles those that are known; if you add
 // an algorithm with structured param, you need to add a case there.
 //
-kern_return_t ucsp_server_deriveKey(UCSP_ARGS, DbHandle db, CONTEXT_ARGS, KeyHandle hKey,
-       COPY_IN(AccessCredentials, cred), COPY_IN(AclEntryPrototype, owner),
-    COPY_IN(CssmDeriveData, paramInput), DATA_OUT(paramOutput),
-       uint32 usage, uint32 attrs, KeyHandle *newKey, CssmKey::Header *newHeader)
-{
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
-    relocate(cred, credBase, credLength);
-       relocate(owner, ownerBase, ownerLength);
-       relocate(paramInput, paramInputBase, paramInputLength);
-       if (!paramInput || paramInput->algorithm != context.algorithm())
+kern_return_t ucsp_server_deriveKey(UCSP_ARGS, DbHandle db, DATA_IN(context), KeyHandle hKey,
+       DATA_IN(cred), DATA_IN(owner),
+    DATA_IN(paramInput), DATA_OUT(paramOutput),
+       uint32 usage, uint32 attrs, KeyHandle *newKey, DATA_OUT(keyHeader))
+{
+       BEGIN_IPC(deriveKey)
+       CopyOutContext ctx(context, contextLength);
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOutEntryAcl owneracl(owner, ownerLength);
+       CopyOutDeriveData deriveParam(paramInput, paramInputLength);
+       if (deriveParam.algorithm() != ctx.context().algorithm())
                CssmError::throwMe(CSSMERR_CSP_INTERNAL_ERROR); // client layer fault
     
        RefPointer<Database> database =
                Server::optionalDatabase(db, attrs & CSSM_KEYATTR_PERMANENT);
        RefPointer<Key> key = Server::optionalKey(hKey);
-       CssmData *param = paramInput ? &paramInput->baseData : NULL;
-    RefPointer<Key> derivedKey;
+       CSSM_DATA param = deriveParam.cssm_data();
+       RefPointer<Key> derivedKey;
        pickDb(Server::optionalDatabase(db, attrs & CSSM_KEYATTR_PERMANENT),
-               key)->deriveKey(context, key, cred, owner, param, usage, attrs, derivedKey);
-       derivedKey->returnKey(*newKey, *newHeader);
-       flip(*newHeader);
-       if (param && param->length()) {
-        if (!param->data())    // CSP screwed up
+               key)->deriveKey(*ctx, key, creds, owneracl, static_cast<CssmData*>(&param), usage, attrs, derivedKey);
+               
+       CssmKey::Header newHeader;
+       derivedKey->returnKey(*newKey, newHeader);
+       
+       if (!copyin(&newHeader, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEYHEADER), keyHeader, keyHeaderLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       Server::releaseWhenDone(*keyHeader);
+               
+       if (param.Length) {
+        if (!param.Data)       // CSP screwed up
             CssmError::throwMe(CSSM_ERRCODE_INTERNAL_ERROR);
-        if (paramInputLength)          // using incoming buffer; make a copy
-            *param = CssmAutoData(Server::csp().allocator(), *param).release();
-        OutputData(paramOutput, paramOutputLength) = *param;   // return the data
+               OutputData(paramOutput, paramOutputLength) = CssmAutoData(Server::csp().allocator(), param).release();
     }
        END_IPC(CSP)
 }
@@ -787,16 +1060,16 @@ kern_return_t ucsp_server_deriveKey(UCSP_ARGS, DbHandle db, CONTEXT_ARGS, KeyHan
 //
 // Random generation
 //
-kern_return_t ucsp_server_generateRandom(UCSP_ARGS, uint32 ssid, CONTEXT_ARGS, DATA_OUT(data))
+kern_return_t ucsp_server_generateRandom(UCSP_ARGS, uint32 ssid, DATA_IN(context), DATA_OUT(data))
 {
-       BEGIN_IPC
-       relocate(context, contextBase, attributes, attrSize);
+       BEGIN_IPC(generateRandom)
+       CopyOutContext ctx(context, contextLength);
        if (ssid)
                CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        
        // default version (use /dev/random)
        Allocator &allocator = Allocator::standard(Allocator::sensitive);
-       if (size_t bytes = context.getInt(CSSM_ATTRIBUTE_OUTPUT_SIZE)) {
+       if (size_t bytes = ctx.context().getInt(CSSM_ATTRIBUTE_OUTPUT_SIZE)) {
                void *buffer = allocator.malloc(bytes);
                Server::active().random(buffer, bytes);
                *data = buffer;
@@ -812,71 +1085,72 @@ kern_return_t ucsp_server_generateRandom(UCSP_ARGS, uint32 ssid, CONTEXT_ARGS, D
 // Watch out for the memory-management tap-dance.
 //
 kern_return_t ucsp_server_getOwner(UCSP_ARGS, AclKind kind, KeyHandle key,
-       COPY_OUT(AclOwnerPrototype, ownerOut))
+       DATA_OUT(ownerOut))
 {
-       BEGIN_IPC
+       BEGIN_IPC(getOwner)
        AclOwnerPrototype owner;
        Server::aclBearer(kind, key).getOwner(owner);   // allocates memory in owner
-       Copier<AclOwnerPrototype> owners(&owner, Allocator::standard()); // make flat copy
+       void *owners_data; u_int owners_length;
+       if (!::copyin(&owner, reinterpret_cast<xdrproc_t>(xdr_CSSM_ACL_OWNER_PROTOTYPE), &owners_data, &owners_length))
+                       CssmError::throwMe(CSSM_ERRCODE_MEMORY_ERROR);  
+
        { ChunkFreeWalker free; walk(free, owner); } // release chunked original
-       *ownerOutLength = owners.length();
-       flips(owners.value(), ownerOut, ownerOutBase);
-       Server::releaseWhenDone(owners.keep()); // throw flat copy out when done
+       Server::releaseWhenDone(owners_data); // throw flat copy out when done
+       *ownerOut = owners_data;
+       *ownerOutLength = owners_length;
        END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_setOwner(UCSP_ARGS, AclKind kind, KeyHandle key,
-       COPY_IN(AccessCredentials, cred), COPY_IN(AclOwnerPrototype, owner))
+       DATA_IN(cred), DATA_IN(owner))
 {
-       BEGIN_IPC
-    relocate(cred, credBase, credLength);
-       relocate(owner, ownerBase, ownerLength);
-       Server::aclBearer(kind, key).changeOwner(*owner, cred);
+       BEGIN_IPC(setOwner)
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOutOwnerAcl owneracl(owner, ownerLength);
+       Server::aclBearer(kind, key).changeOwner(*owneracl, creds);
        END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_getAcl(UCSP_ARGS, AclKind kind, KeyHandle key,
        boolean_t haveTag, const char *tag,
-       uint32 *countp, COPY_OUT(AclEntryInfo, acls))
+       uint32 *countp, DATA_OUT(acls))
 {
-       BEGIN_IPC
+       BEGIN_IPC(getAcl)
        uint32 count;
        AclEntryInfo *aclList;
        Server::aclBearer(kind, key).getAcl(haveTag ? tag : NULL, count, aclList);
-       *countp = count;
-       Copier<AclEntryInfo> aclsOut(aclList, count); // make flat copy
 
-       {       // release the chunked memory originals
-               ChunkFreeWalker free;
-               for (uint32 n = 0; n < count; n++)
-                       walk(free, aclList[n]);
-               
-               // release the memory allocated for the list itself when we are done
-               Allocator::standard().free (aclList);
-       }
+       CSSM_ACL_ENTRY_INFO_ARRAY aclsArray = { count, aclList };
+       void *acls_data; u_int acls_length;
+       if (!::copyin(&aclsArray, reinterpret_cast<xdrproc_t>(xdr_CSSM_ACL_ENTRY_INFO_ARRAY), &acls_data, &acls_length))
+                       CssmError::throwMe(CSSM_ERRCODE_MEMORY_ERROR);  
        
-       // set result (note: this is *almost* flips(), but on an array)
-       *aclsLength = aclsOut.length();
-       *acls = *aclsBase = aclsOut;
-       if (flipClient()) {
-               FlipWalker w;
-               for (uint32 n = 0; n < count; n++)
-                       walk(w, (*acls)[n]);
-               w.doFlips();
-               Flippers::flip(*aclsBase);
+       {       // release the chunked memory originals
+                       ChunkFreeWalker free;
+                       for (uint32 n = 0; n < count; n++)
+                                       walk(free, aclList[n]);
+                       
+                       // release the memory allocated for the list itself when we are done
+                       Allocator::standard().free (aclList);
        }
-       Server::releaseWhenDone(aclsOut.keep());
+       
+       
+       *countp = count; // XXX/cs count becomes part of the blob
+       *aclsLength = acls_length;
+       *acls = acls_data;
+       Server::releaseWhenDone(acls_data);
        END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_changeAcl(UCSP_ARGS, AclKind kind, KeyHandle key,
-       COPY_IN(AccessCredentials, cred), CSSM_ACL_EDIT_MODE mode, CSSM_ACL_HANDLE handle,
-       COPY_IN(AclEntryInput, acl))
+       DATA_IN(cred), CSSM_ACL_EDIT_MODE mode, GenericHandle handle,
+       DATA_IN(acl))
 {
-       BEGIN_IPC
-    relocate(cred, credBase, credLength);
-       relocate(acl, aclBase, aclLength);
-       Server::aclBearer(kind, key).changeAcl(AclEdit(mode, handle, acl), cred);
+       BEGIN_IPC(changeAcl)
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOutAclEntryInput entryacl(acl, aclLength);
+
+       Server::aclBearer(kind, key).changeAcl(AclEdit(mode, handle, entryacl), creds);
        END_IPC(CSP)
 }
 
@@ -884,17 +1158,17 @@ kern_return_t ucsp_server_changeAcl(UCSP_ARGS, AclKind kind, KeyHandle key,
 //
 // Login/Logout
 //
-kern_return_t ucsp_server_login(UCSP_ARGS, COPY_IN(AccessCredentials, cred), DATA_IN(name))
+kern_return_t ucsp_server_login(UCSP_ARGS, DATA_IN(cred), DATA_IN(name))
 {
-       BEGIN_IPC
-       relocate(cred, credBase, credLength);
+       BEGIN_IPC(login)
+       CopyOutAccessCredentials creds(cred, credLength);
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_logout(UCSP_ARGS)
 {
-       BEGIN_IPC
+       BEGIN_IPC(logout)
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(CSP)
 }
@@ -903,30 +1177,30 @@ kern_return_t ucsp_server_logout(UCSP_ARGS)
 //
 // Miscellaneous CSP-related calls
 //
-kern_return_t ucsp_server_getStatistics(UCSP_ARGS, uint32 ssid, CSPOperationalStatistics *statistics)
+kern_return_t ucsp_server_getStatistics(UCSP_ARGS, uint32 ssid, CSSM_CSP_OPERATIONAL_STATISTICS *statistics)
 {
-       BEGIN_IPC
+       BEGIN_IPC(getStatistics)
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_getTime(UCSP_ARGS, uint32 ssid, CSSM_ALGORITHMS algorithm, DATA_OUT(data))
 {
-       BEGIN_IPC
+       BEGIN_IPC(getTime)
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_getCounter(UCSP_ARGS, uint32 ssid, DATA_OUT(data))
 {
-       BEGIN_IPC
+       BEGIN_IPC(getCounter)
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(CSP)
 }
 
 kern_return_t ucsp_server_selfVerify(UCSP_ARGS, uint32 ssid)
 {
-       BEGIN_IPC
+       BEGIN_IPC(selfVerify)
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(CSP)
 }
@@ -935,10 +1209,10 @@ kern_return_t ucsp_server_selfVerify(UCSP_ARGS, uint32 ssid)
 //
 // Passthrough calls (separate for CSP and DL passthroughs)
 //
-kern_return_t ucsp_server_cspPassThrough(UCSP_ARGS, uint32 ssid, uint32 id, CONTEXT_ARGS,
+kern_return_t ucsp_server_cspPassThrough(UCSP_ARGS, uint32 ssid, uint32 id, DATA_IN(context),
        KeyHandle hKey, DATA_IN(inData), DATA_OUT(outData))
 {
-       BEGIN_IPC
+       BEGIN_IPC(cspPassThrough)
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(CSP)
 }
@@ -946,7 +1220,7 @@ kern_return_t ucsp_server_cspPassThrough(UCSP_ARGS, uint32 ssid, uint32 id, CONT
 kern_return_t ucsp_server_dlPassThrough(UCSP_ARGS, uint32 ssid, uint32 id,
        DATA_IN(inData), DATA_OUT(outData))
 {
-       BEGIN_IPC
+       BEGIN_IPC(dlPassThrough)
        CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
        END_IPC(DL)
 }
@@ -957,20 +1231,23 @@ kern_return_t ucsp_server_dlPassThrough(UCSP_ARGS, uint32 ssid, uint32 id,
 // ExtractMasterKey looks vaguely like a key derivation operation, and is in fact
 // presented by the CSPDL's CSSM layer as such.
 //
-kern_return_t ucsp_server_extractMasterKey(UCSP_ARGS, DbHandle db, CONTEXT_ARGS, DbHandle sourceDb,
-       COPY_IN(AccessCredentials, cred), COPY_IN(AclEntryPrototype, owner),
-       uint32 usage, uint32 attrs, KeyHandle *newKey, CssmKey::Header *newHeader)
-{
-       BEGIN_IPC
-       context.postIPC(contextBase, attributes);
-    relocate(cred, credBase, credLength);
-       relocate(owner, ownerBase, ownerLength);
+kern_return_t ucsp_server_extractMasterKey(UCSP_ARGS, DbHandle db, DATA_IN(context), DbHandle sourceDb,
+       DATA_IN(cred), DATA_IN(owner),
+       uint32 usage, uint32 attrs, KeyHandle *newKey, DATA_OUT(keyHeader))
+{
+       BEGIN_IPC(extractMasterKey)
+       CopyOutAccessCredentials creds(cred, credLength);
+       CopyOutEntryAcl owneracl(owner, ownerLength);
+       CopyOutContext ctx(context, contextLength);
        RefPointer<KeychainDatabase> keychain = Server::keychain(sourceDb);
        RefPointer<Key> masterKey = keychain->extractMasterKey(
                *Server::optionalDatabase(db, attrs & CSSM_KEYATTR_PERMANENT),
-               cred, owner, usage, attrs);
-       masterKey->returnKey(*newKey, *newHeader);
-       flip(*newHeader);
+               creds, owneracl, usage, attrs);
+       CssmKey::Header header;
+       masterKey->returnKey(*newKey, header);
+       if (!copyin(&header, reinterpret_cast<xdrproc_t> (xdr_CSSM_KEYHEADER), keyHeader, keyHeaderLength))
+               CssmError::throwMe(CSSMERR_CSSM_MEMORY_ERROR);
+       Server::releaseWhenDone(*keyHeader);
        END_IPC(CSP)
 }
 
@@ -979,49 +1256,94 @@ kern_return_t ucsp_server_extractMasterKey(UCSP_ARGS, DbHandle db, CONTEXT_ARGS,
 // Authorization subsystem support
 //
 kern_return_t ucsp_server_authorizationCreate(UCSP_ARGS,
-       COPY_IN(AuthorizationItemSet, inRights),
+       void *inRights, mach_msg_type_number_t inRightsLength,
        uint32 flags,
-       COPY_IN(AuthorizationItemSet, inEnvironment),
+       void *inEnvironment, mach_msg_type_number_t inEnvironmentLength,
        AuthorizationBlob *authorization)
 {
-       BEGIN_IPC
-       relocate(inRights, inRightsBase, inRightsLength);
-       relocate(inEnvironment, inEnvironmentBase, inEnvironmentLength);
-       Authorization::AuthItemSet rights(inRights), environment(inEnvironment);
+       BEGIN_IPC(authorizationCreate)
+       AuthorizationItemSet *authrights = NULL, *authenvironment = NULL;
+
+       if (inRights && !copyout_AuthorizationItemSet(inRights, inRightsLength, &authrights))
+       {
+               Syslog::alert("ucsp_server_authorizationCreate(): error converting 'rights' input");
+               CssmError::throwMe(errAuthorizationInternal); // allocation error probably
+       }
+
+       if (inEnvironment && !copyout_AuthorizationItemSet(inEnvironment, inEnvironmentLength, &authenvironment))
+       {
+               free(authrights);
+               Syslog::alert("ucsp_server_authorizationCreate(): error converting 'environment' input");
+               CssmError::throwMe(errAuthorizationInternal); // allocation error probably
+       }
+
+       Authorization::AuthItemSet rights(authrights), environment(authenvironment);
 
        *rcode = connection.process().session().authCreate(rights, environment, 
                flags, *authorization, auditToken);
+
+       // @@@ safe-guard against code throw()ing in here
+
+       if (authrights)
+               free(authrights);
+
+       if (authenvironment)
+               free(authenvironment);
+       
        END_IPC(CSSM)
 }
 
 kern_return_t ucsp_server_authorizationRelease(UCSP_ARGS,
        AuthorizationBlob authorization, uint32 flags)
 {
-       BEGIN_IPC
+       BEGIN_IPC(authorizationRelease)
        connection.process().session().authFree(authorization, flags);
        END_IPC(CSSM)
 }
 
 kern_return_t ucsp_server_authorizationCopyRights(UCSP_ARGS,
        AuthorizationBlob authorization,
-       COPY_IN(AuthorizationItemSet, inRights),
+       void *inRights, mach_msg_type_number_t inRightsLength,
        uint32 flags,
-       COPY_IN(AuthorizationItemSet, inEnvironment),
-       COPY_OUT(AuthorizationItemSet, result))
-{
-       BEGIN_IPC
-       relocate(inRights, inRightsBase, inRightsLength);
-       relocate(inEnvironment, inEnvironmentBase, inEnvironmentLength);
-       Authorization::AuthItemSet rights(inRights), environment(inEnvironment), grantedRights;
-       *rcode = connection.process().session().authGetRights(authorization,
-               rights, environment, flags, grantedRights);
+       void *inEnvironment, mach_msg_type_number_t inEnvironmentLength,
+       void **result, mach_msg_type_number_t *resultLength)
+{
+       BEGIN_IPC(authorizationCopyRights)
+       AuthorizationItemSet *authrights = NULL, *authenvironment = NULL;
+
+       if (inRights && !copyout_AuthorizationItemSet(inRights, inRightsLength, &authrights))
+       {
+               Syslog::alert("ucsp_server_authorizationCopyRights(): error converting 'rights' input");
+               CssmError::throwMe(errAuthorizationInternal); // allocation error probably
+       }
+       if (inEnvironment && !copyout_AuthorizationItemSet(inEnvironment, inEnvironmentLength, &authenvironment))
+       {
+               free(authrights);
+               Syslog::alert("ucsp_server_authorizationCopyRights(): error converting 'environment' input");
+               CssmError::throwMe(errAuthorizationInternal); // allocation error probably
+       }
+
+       Authorization::AuthItemSet rights(authrights), environment(authenvironment), grantedRights;
+       *rcode = Session::authGetRights(authorization, rights, environment, flags, grantedRights);
+
+       // @@@ safe-guard against code throw()ing in here
+
+       if (authrights)
+               free(authrights);
+
+       if (authenvironment)
+               free(authenvironment);
+       
        if (result && resultLength)
        {
-               size_t resultSize;
-               grantedRights.copy(*result, resultSize);
-               *resultLength = resultSize;
-               *resultBase = *result;
-               flips(*result, result, resultBase);
+               AuthorizationItemSet *copyout = grantedRights.copy();
+               if (!copyin_AuthorizationItemSet(copyout, result, resultLength))
+               {
+                       free(copyout);
+            Syslog::alert("ucsp_server_authorizationCopyRights(): error packaging return information");
+                       CssmError::throwMe(errAuthorizationInternal);
+               }
+               free(copyout);
                Server::releaseWhenDone(*result);
        }
        END_IPC(CSSM)
@@ -1030,20 +1352,24 @@ kern_return_t ucsp_server_authorizationCopyRights(UCSP_ARGS,
 kern_return_t ucsp_server_authorizationCopyInfo(UCSP_ARGS,
        AuthorizationBlob authorization,
        AuthorizationString tag,
-       COPY_OUT(AuthorizationItemSet, info))
+       void **info, mach_msg_type_number_t *infoLength)
 {
-       BEGIN_IPC
+       BEGIN_IPC(authorizationCopyInfo)
     Authorization::AuthItemSet infoSet;
-    *info = *infoBase = NULL;
+    *info = NULL;
     *infoLength = 0;
     *rcode = connection.process().session().authGetInfo(authorization,
         tag[0] ? tag : NULL, infoSet);
-    if (*rcode == noErr) {
-               size_t infoSize;
-               infoSet.copy(*info, infoSize);
-               *infoLength = infoSize;
-               *infoBase = *info;
-               flips(*info, info, infoBase);
+    if (*rcode == noErr)
+       {
+               AuthorizationItemSet *copyout = infoSet.copy();
+               if (!copyin_AuthorizationItemSet(copyout, info, infoLength))
+               {
+                       free(copyout);
+            Syslog::alert("ucsp_server_authorizationCopyInfo(): error packaging return information");
+                       CssmError::throwMe(errAuthorizationInternal);
+               }
+               free(copyout);
         Server::releaseWhenDone(*info);
     }
     END_IPC(CSSM)
@@ -1052,7 +1378,7 @@ kern_return_t ucsp_server_authorizationCopyInfo(UCSP_ARGS,
 kern_return_t ucsp_server_authorizationExternalize(UCSP_ARGS,
        AuthorizationBlob authorization, AuthorizationExternalForm *extForm)
 {
-       BEGIN_IPC
+       BEGIN_IPC(authorizationExternalize)
        *rcode = connection.process().session().authExternalize(authorization, *extForm);
        END_IPC(CSSM)
 }
@@ -1060,7 +1386,7 @@ kern_return_t ucsp_server_authorizationExternalize(UCSP_ARGS,
 kern_return_t ucsp_server_authorizationInternalize(UCSP_ARGS,
        AuthorizationExternalForm extForm, AuthorizationBlob *authorization)
 {
-       BEGIN_IPC
+       BEGIN_IPC(authorizationInternalize)
        *rcode = connection.process().session().authInternalize(extForm, *authorization);
        END_IPC(CSSM)
 }
@@ -1069,43 +1395,9 @@ kern_return_t ucsp_server_authorizationInternalize(UCSP_ARGS,
 //
 // Session management subsystem
 //
-kern_return_t ucsp_server_getSessionInfo(UCSP_ARGS,
-    SecuritySessionId *sessionId, SessionAttributeBits *attrs)
-{
-       BEGIN_IPC
-    Session &session = Session::find(*sessionId);
-    *sessionId = session.handle();
-    *attrs = session.attributes();
-       END_IPC(CSSM)
-}
-
-kern_return_t ucsp_server_setupSession(UCSP_ARGS,
-    SessionCreationFlags flags, SessionAttributeBits attrs)
-{
-       BEGIN_IPC
-       Server::process().session().setupAttributes(flags, attrs);
-       END_IPC(CSSM)
-}
-
-kern_return_t ucsp_server_setSessionDistinguishedUid(UCSP_ARGS,
-       SecuritySessionId sessionId, uid_t user)
-{
-       BEGIN_IPC
-       Session::find<DynamicSession>(sessionId).originatorUid(user);
-       END_IPC(CSSM)
-}
-
-kern_return_t ucsp_server_getSessionDistinguishedUid(UCSP_ARGS,
-       SecuritySessionId sessionId, uid_t *user)
-{
-       BEGIN_IPC
-       *user = Session::find(sessionId).originatorUid();
-       END_IPC(CSSM)
-}
-
 kern_return_t ucsp_server_setSessionUserPrefs(UCSP_ARGS, SecuritySessionId sessionId, DATA_IN(userPrefs))
 {
-       BEGIN_IPC
+       BEGIN_IPC(setSessionuserPrefs)
        CFRef<CFDataRef> data(CFDataCreate(NULL, (UInt8 *)userPrefs, userPrefsLength));
 
        if (!data)
@@ -1121,29 +1413,16 @@ kern_return_t ucsp_server_setSessionUserPrefs(UCSP_ARGS, SecuritySessionId sessi
 }
 
 
-
 //
 // Notification core subsystem
 //
-kern_return_t ucsp_server_requestNotification(UCSP_ARGS, mach_port_t receiver, uint32 domain, uint32 events)
-{
-    BEGIN_IPC
-    connection.process().requestNotifications(receiver, domain, events);
-    END_IPC(CSSM)
-}
-
-kern_return_t ucsp_server_stopNotification(UCSP_ARGS, mach_port_t receiver)
-{
-    BEGIN_IPC
-    connection.process().stopNotifications(receiver);
-    END_IPC(CSSM)
-}
 
-kern_return_t ucsp_server_postNotification(mach_port_t serverPort, uint32 domain, uint32 event, DATA_IN(data))
+kern_return_t ucsp_server_postNotification(UCSP_ARGS, uint32 domain, uint32 event,
+       DATA_IN(data), uint32 sequence)
 {
-       BEGIN_IPCS
-               Listener::notify(domain, event, DATA(data));
-       END_IPCS()
+       BEGIN_IPC(postNotification)
+               Listener::notify(domain, event, sequence, DATA(data));
+       END_IPC(CSSM)
 }
 
 
@@ -1152,7 +1431,7 @@ kern_return_t ucsp_server_postNotification(mach_port_t serverPort, uint32 domain
 //
 kern_return_t ucsp_server_authorizationdbGet(UCSP_ARGS, const char *rightname, DATA_OUT(rightDefinition))
 {
-       BEGIN_IPC
+       BEGIN_IPC(authorizationdbGet)
        CFDictionaryRef rightDict;
 
        *rcode = connection.process().session().authorizationdbGet(rightname, &rightDict);
@@ -1162,7 +1441,10 @@ kern_return_t ucsp_server_authorizationdbGet(UCSP_ARGS, const char *rightname, D
                CFRef<CFDataRef> data(CFPropertyListCreateXMLData (NULL, rightDict));
                CFRelease(rightDict);
                if (!data)
+               {
+                       Syslog::alert("ucsp_server_authorizationGet(): unable to make XML version of right definition for '%s'", rightname);
                        return errAuthorizationInternal;
+               }
        
                // @@@ copy data to avoid having to do a delayed cfrelease
                mach_msg_type_number_t length = CFDataGetLength(data);
@@ -1178,16 +1460,22 @@ kern_return_t ucsp_server_authorizationdbGet(UCSP_ARGS, const char *rightname, D
 
 kern_return_t ucsp_server_authorizationdbSet(UCSP_ARGS, AuthorizationBlob authorization, const char *rightname, DATA_IN(rightDefinition))
 {
-       BEGIN_IPC
+       BEGIN_IPC(authorizationdbSet)
        CFRef<CFDataRef> data(CFDataCreate(NULL, (UInt8 *)rightDefinition, rightDefinitionLength));
 
        if (!data)
+       {
+               Syslog::alert("ucsp_server_authorizationSet(): CFDataCreate() error");
                return errAuthorizationInternal;
+       }
 
        CFRef<CFDictionaryRef> rightDefinition(static_cast<CFDictionaryRef>(CFPropertyListCreateFromXMLData(NULL, data, kCFPropertyListImmutable, NULL)));
 
        if (!rightDefinition || (CFGetTypeID(rightDefinition) != CFDictionaryGetTypeID()))
+       {
+        Syslog::alert("ucsp_server_authorizationSet(): error converting XML right definition for '%s' to property list", rightname);
                return errAuthorizationInternal;
+       }
 
        *rcode = connection.process().session().authorizationdbSet(authorization, rightname, rightDefinition);
 
@@ -1196,7 +1484,7 @@ kern_return_t ucsp_server_authorizationdbSet(UCSP_ARGS, AuthorizationBlob author
 
 kern_return_t ucsp_server_authorizationdbRemove(UCSP_ARGS, AuthorizationBlob authorization, const char *rightname)
 {
-       BEGIN_IPC
+       BEGIN_IPC(authorizationdbRemove)
        *rcode = connection.process().session().authorizationdbRemove(authorization, rightname);
        END_IPC(CSSM)
 }
@@ -1208,7 +1496,7 @@ kern_return_t ucsp_server_authorizationdbRemove(UCSP_ARGS, AuthorizationBlob aut
 kern_return_t ucsp_server_addCodeEquivalence(UCSP_ARGS, DATA_IN(oldHash), DATA_IN(newHash),
        const char *name, boolean_t forSystem)
 {
-       BEGIN_IPC
+       BEGIN_IPC(addCodeEquivalence)
        Server::codeSignatures().addLink(DATA(oldHash), DATA(newHash), name, forSystem);
        END_IPC(CSSM)
 }
@@ -1216,14 +1504,14 @@ kern_return_t ucsp_server_addCodeEquivalence(UCSP_ARGS, DATA_IN(oldHash), DATA_I
 kern_return_t ucsp_server_removeCodeEquivalence(UCSP_ARGS, DATA_IN(hash),
        const char *name, boolean_t forSystem)
 {
-       BEGIN_IPC
+       BEGIN_IPC(removeCodeEquivalence)
        Server::codeSignatures().removeLink(DATA(hash), name, forSystem);
        END_IPC(CSSM)
 }
 
 kern_return_t ucsp_server_setAlternateSystemRoot(UCSP_ARGS, const char *root)
 {
-       BEGIN_IPC
+       BEGIN_IPC(setAlternateSystemRoot)
 #if defined(NDEBUG)
        if (connection.process().uid() != 0)
                CssmError::throwMe(CSSM_ERRCODE_OS_ACCESS_DENIED);
@@ -1241,6 +1529,69 @@ kern_return_t ucsp_server_childCheckIn(mach_port_t serverPort,
        mach_port_t servicePort, mach_port_t taskPort)
 {
        BEGIN_IPCS
-               ServerChild::checkIn(servicePort, TaskPort(taskPort).pid());
+       ServerChild::checkIn(servicePort, TaskPort(taskPort).pid());
        END_IPCS(mach_port_deallocate(mach_task_self(), taskPort))
 }
+
+
+//
+// Code Signing Hosting registration.
+// Note that the Code Signing Proxy facility (implementing the "cshosting"
+// IPC protocol) is elsewhere.
+//
+kern_return_t ucsp_server_registerHosting(UCSP_ARGS, mach_port_t hostingPort, uint32 flags)
+{
+       BEGIN_IPC(registerHosting)
+       connection.process().registerCodeSigning(hostingPort, flags);
+       END_IPC(CSSM)
+}
+
+kern_return_t ucsp_server_hostingPort(UCSP_ARGS, pid_t hostPid, mach_port_t *hostingPort)
+{
+       BEGIN_IPC(hostingPort)
+       if (RefPointer<Process> process = Server::active().findPid(hostPid))
+               *hostingPort = process->hostingPort();
+       else
+               *hostingPort = MACH_PORT_NULL;
+       secdebug("hosting", "hosting port for for pid=%d is port %d", hostPid, *hostingPort);
+       END_IPC(CSSM)
+}
+
+
+kern_return_t ucsp_server_setGuest(UCSP_ARGS, SecGuestRef guest, SecCSFlags flags)
+{
+       BEGIN_IPC(setGuest)
+       connection.guestRef(guest, flags);
+       END_IPC(CSSM)
+}
+
+
+kern_return_t ucsp_server_createGuest(UCSP_ARGS, SecGuestRef host,
+       uint32_t status, const char *path, DATA_IN(cdhash), DATA_IN(attributes),
+       SecCSFlags flags, SecGuestRef *newGuest)
+{
+       BEGIN_IPC(createGuest)
+       *newGuest = connection.process().createGuest(host, status, path, DATA(cdhash), DATA(attributes), flags);
+       END_IPC(CSSM)
+}
+
+kern_return_t ucsp_server_setGuestStatus(UCSP_ARGS, SecGuestRef guest,
+       uint32_t status, DATA_IN(attributes))
+{
+       BEGIN_IPC(setGuestStatus)
+       connection.process().setGuestStatus(guest, status, DATA(attributes));
+       END_IPC(CSSM)
+}
+
+kern_return_t ucsp_server_removeGuest(UCSP_ARGS, SecGuestRef host, SecGuestRef guest)
+{
+       BEGIN_IPC(removeGuest)
+       connection.process().removeGuest(host, guest);
+       END_IPC(CSSM)
+}
+
+kern_return_t ucsp_server_helpCheckLoad(UCSP_ARGS, const char path[PATH_MAX], uint32_t type)
+{
+       BEGIN_IPC(helpCheckLoad)
+       END_IPC(CSSM)
+}