X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/ed6778a32ecff23bc2dfb6ca452badd0c68774a0..563f4f96f568bcdc0a04a82f89cafe3bebbe43f1:/cdsa/cssm/attachment.cpp diff --git a/cdsa/cssm/attachment.cpp b/cdsa/cssm/attachment.cpp deleted file mode 100644 index 35ef9e49..00000000 --- a/cdsa/cssm/attachment.cpp +++ /dev/null @@ -1,195 +0,0 @@ -/* - * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved. - * - * The contents of this file constitute Original Code as defined in and are - * subject to the Apple Public Source License Version 1.2 (the 'License'). - * You may not use this file except in compliance with the License. Please obtain - * a copy of the License at http://www.apple.com/publicsource and read it before - * using this file. - * - * This Original Code and all software distributed under the License are - * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS - * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT - * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR - * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the - * specific language governing rights and limitations under the License. - */ - - -// -// attachment - CSSM module attachment objects -// -#ifdef __MWERKS__ -#define _CPP_ATTACHMENT -#endif -#include "attachment.h" -#include "module.h" -#include "manager.h" -#include "cssmcontext.h" - -// -// Construct an Attachment object. -// This constructor does almost all the work: it initializes the Attachment -// object, calls the plugin's attach function, and initializes everything. -// The only job left for the subclass's constructor is to take the spiFunctionTable -// field and extract from it the plugin's dispatch table in suitable form. -// -Attachment::Attachment(Module *parent, - const CSSM_VERSION &version, - uint32 ssId, - CSSM_SERVICE_TYPE ssType, - const CSSM_API_MEMORY_FUNCS &memoryOps, - CSSM_ATTACH_FLAGS attachFlags, - CSSM_KEY_HIERARCHY keyHierarchy) - : CssmMemoryFunctionsAllocator(memoryOps), module(*parent) -{ - // record our origins - mVersion = version; - mSubserviceId = ssId; - mSubserviceType = ssType; - mAttachFlags = attachFlags; - mKeyHierarchy = keyHierarchy; - - // we are not (yet) attached to our plugin - mIsActive = false; - - // build the upcalls table - // (we could do this once in a static, but then we'd have to lock on it) - upcalls.malloc_func = upcallMalloc; - upcalls.free_func = upcallFree; - upcalls.realloc_func = upcallRealloc; - upcalls.calloc_func = upcallCalloc; - upcalls.CcToHandle_func = upcallCcToHandle; - upcalls.GetModuleInfo_func = upcallGetModuleInfo; - - // tell the module to create an attachment - spiFunctionTable = NULL; // preset invalid - if (CSSM_RETURN err = module.plugin->CSSM_SPI_ModuleAttach(&module.myGuid(), - &mVersion, - mSubserviceId, - mSubserviceType, - mAttachFlags, - handle(), - mKeyHierarchy, - &module.cssm.myGuid(), // CSSM's Guid - &module.cssm.myGuid(), // module manager Guid - &module.cssm.callerGuid(), // caller Guid - &upcalls, - &spiFunctionTable)) { - // attach rejected by module - CssmError::throwMe(err); - } - try { - if (spiFunctionTable == NULL || spiFunctionTable->ServiceType != subserviceType()) - CssmError::throwMe(CSSMERR_CSSM_INVALID_ADDIN_FUNCTION_TABLE); - mIsActive = true; // now officially attached to plugin - // subclass is responsible for taking spiFunctionTable and build - // whatever dispatch is needed - } catch (...) { - module.plugin->CSSM_SPI_ModuleDetach(handle()); // with extreme prejudice - throw; - } -} - - -// -// Detach an attachment. -// This is the polite way to detach from the plugin. It may be refused safely -// (though perhaps not meaningfully). -// THREADS: mLock is locked on entry IFF isLocked, and will be unlocked on exit. -// -void Attachment::detach(bool isLocked) -{ - StLock locker(*this, isLocked); // pre-state locker - locker.lock(); // make sure it's locked - - if (mIsActive) { - if (!isIdle()) - CssmError::throwMe(CSSM_ERRCODE_FUNCTION_FAILED); //@#attachment busy - if (CSSM_RETURN error = module.plugin->CSSM_SPI_ModuleDetach(handle())) - CssmError::throwMe(error); // I'm sorry Dave, ... - mIsActive = false; - module.detach(this); - } -} - - -// -// Destroy the Attachment object -// -Attachment::~Attachment() -{ - try { - detach(false); - } catch (...) { - // too bad - you're dead - } -} - - -// -// Upcall relays. -// These do not lock the attachment object. The attachment can't go away -// because we incremented the busy count on entry to the plugin; and these -// fields are quite constant for the life of the Attachment. -// -void *Attachment::upcallMalloc(CSSM_HANDLE handle, uint32 size) -{ - BEGIN_API - return findHandle(handle).malloc(size); - END_API1(NULL) -} - -void Attachment::upcallFree(CSSM_HANDLE handle, void *mem) -{ - BEGIN_API - return findHandle(handle).free(mem); - END_API0 -} - -void *Attachment::upcallRealloc(CSSM_HANDLE handle, void *mem, uint32 size) -{ - BEGIN_API - return findHandle(handle).realloc(mem, size); - END_API1(NULL) -} - -void *Attachment::upcallCalloc(CSSM_HANDLE handle, uint32 num, uint32 size) -{ - BEGIN_API - return findHandle(handle).calloc(num, size); - END_API1(NULL) -} - -CSSM_RETURN Attachment::upcallCcToHandle(CSSM_CC_HANDLE handle, - CSSM_MODULE_HANDLE *modHandle) -{ - BEGIN_API - Required(modHandle) = findHandle(handle).attachment.handle(); - END_API(CSP) -} - -CSSM_RETURN Attachment::upcallGetModuleInfo(CSSM_MODULE_HANDLE handle, - CSSM_GUID_PTR guid, - CSSM_VERSION_PTR version, - uint32 *subserviceId, - CSSM_SERVICE_TYPE *subserviceType, - CSSM_ATTACH_FLAGS *attachFlags, - CSSM_KEY_HIERARCHY *keyHierarchy, - CSSM_API_MEMORY_FUNCS_PTR memoryOps, - CSSM_FUNC_NAME_ADDR_PTR FunctionTable, - uint32 NumFunctions) -{ - BEGIN_API - Attachment &attachment = findHandle(handle); - Required(guid) = attachment.myGuid(); - Required(version) = attachment.mVersion; - Required(subserviceId) = attachment.mSubserviceId; - Required(subserviceType) = attachment.mSubserviceType; - Required(attachFlags) = attachment.mAttachFlags; - Required(keyHierarchy) = attachment.mKeyHierarchy; - Required(memoryOps) = attachment; - if (FunctionTable) - attachment.resolveSymbols(FunctionTable, NumFunctions); - END_API(CSSM) -}