Mercurial > trustbridge > nss-cmake-static
view nss/lib/ckfw/find.c @ 0:1e5118fa0cb1
This is NSS with a Cmake Buildsyste
To compile a static NSS library for Windows we've used the
Chromium-NSS fork and added a Cmake buildsystem to compile
it statically for Windows. See README.chromium for chromium
changes and README.trustbridge for our modifications.
author | Andre Heinecke <andre.heinecke@intevation.de> |
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date | Mon, 28 Jul 2014 10:47:06 +0200 |
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/* 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/. */ /* * find.c * * This file implements the nssCKFWFindObjects type and methods. */ #ifndef CK_H #include "ck.h" #endif /* CK_H */ /* * NSSCKFWFindObjects * * -- create/destroy -- * nssCKFWFindObjects_Create * nssCKFWFindObjects_Destroy * * -- public accessors -- * NSSCKFWFindObjects_GetMDFindObjects * * -- implement public accessors -- * nssCKFWFindObjects_GetMDFindObjects * * -- private accessors -- * * -- module fronts -- * nssCKFWFindObjects_Next */ struct NSSCKFWFindObjectsStr { NSSCKFWMutex *mutex; /* merely to serialise the MDObject calls */ NSSCKMDFindObjects *mdfo1; NSSCKMDFindObjects *mdfo2; NSSCKFWSession *fwSession; NSSCKMDSession *mdSession; NSSCKFWToken *fwToken; NSSCKMDToken *mdToken; NSSCKFWInstance *fwInstance; NSSCKMDInstance *mdInstance; NSSCKMDFindObjects *mdFindObjects; /* varies */ }; #ifdef DEBUG /* * But first, the pointer-tracking stuff. * * NOTE: the pointer-tracking support in NSS/base currently relies * upon NSPR's CallOnce support. That, however, relies upon NSPR's * locking, which is tied into the runtime. We need a pointer-tracker * implementation that uses the locks supplied through C_Initialize. * That support, however, can be filled in later. So for now, I'll * just do these routines as no-ops. */ static CK_RV findObjects_add_pointer ( const NSSCKFWFindObjects *fwFindObjects ) { return CKR_OK; } static CK_RV findObjects_remove_pointer ( const NSSCKFWFindObjects *fwFindObjects ) { return CKR_OK; } NSS_IMPLEMENT CK_RV nssCKFWFindObjects_verifyPointer ( const NSSCKFWFindObjects *fwFindObjects ) { return CKR_OK; } #endif /* DEBUG */ /* * nssCKFWFindObjects_Create * */ NSS_EXTERN NSSCKFWFindObjects * nssCKFWFindObjects_Create ( NSSCKFWSession *fwSession, NSSCKFWToken *fwToken, NSSCKFWInstance *fwInstance, NSSCKMDFindObjects *mdFindObjects1, NSSCKMDFindObjects *mdFindObjects2, CK_RV *pError ) { NSSCKFWFindObjects *fwFindObjects = NULL; NSSCKMDSession *mdSession; NSSCKMDToken *mdToken; NSSCKMDInstance *mdInstance; mdSession = nssCKFWSession_GetMDSession(fwSession); mdToken = nssCKFWToken_GetMDToken(fwToken); mdInstance = nssCKFWInstance_GetMDInstance(fwInstance); fwFindObjects = nss_ZNEW(NULL, NSSCKFWFindObjects); if (!fwFindObjects) { *pError = CKR_HOST_MEMORY; goto loser; } fwFindObjects->mdfo1 = mdFindObjects1; fwFindObjects->mdfo2 = mdFindObjects2; fwFindObjects->fwSession = fwSession; fwFindObjects->mdSession = mdSession; fwFindObjects->fwToken = fwToken; fwFindObjects->mdToken = mdToken; fwFindObjects->fwInstance = fwInstance; fwFindObjects->mdInstance = mdInstance; fwFindObjects->mutex = nssCKFWInstance_CreateMutex(fwInstance, NULL, pError); if (!fwFindObjects->mutex) { goto loser; } #ifdef DEBUG *pError = findObjects_add_pointer(fwFindObjects); if( CKR_OK != *pError ) { goto loser; } #endif /* DEBUG */ return fwFindObjects; loser: if( fwFindObjects ) { if( NULL != mdFindObjects1 ) { if( NULL != mdFindObjects1->Final ) { fwFindObjects->mdFindObjects = mdFindObjects1; mdFindObjects1->Final(mdFindObjects1, fwFindObjects, mdSession, fwSession, mdToken, fwToken, mdInstance, fwInstance); } } if( NULL != mdFindObjects2 ) { if( NULL != mdFindObjects2->Final ) { fwFindObjects->mdFindObjects = mdFindObjects2; mdFindObjects2->Final(mdFindObjects2, fwFindObjects, mdSession, fwSession, mdToken, fwToken, mdInstance, fwInstance); } } nss_ZFreeIf(fwFindObjects); } if( CKR_OK == *pError ) { *pError = CKR_GENERAL_ERROR; } return (NSSCKFWFindObjects *)NULL; } /* * nssCKFWFindObjects_Destroy * */ NSS_EXTERN void nssCKFWFindObjects_Destroy ( NSSCKFWFindObjects *fwFindObjects ) { #ifdef NSSDEBUG if( CKR_OK != nssCKFWFindObjects_verifyPointer(fwFindObjects) ) { return; } #endif /* NSSDEBUG */ (void)nssCKFWMutex_Destroy(fwFindObjects->mutex); if (fwFindObjects->mdfo1) { if (fwFindObjects->mdfo1->Final) { fwFindObjects->mdFindObjects = fwFindObjects->mdfo1; fwFindObjects->mdfo1->Final(fwFindObjects->mdfo1, fwFindObjects, fwFindObjects->mdSession, fwFindObjects->fwSession, fwFindObjects->mdToken, fwFindObjects->fwToken, fwFindObjects->mdInstance, fwFindObjects->fwInstance); } } if (fwFindObjects->mdfo2) { if (fwFindObjects->mdfo2->Final) { fwFindObjects->mdFindObjects = fwFindObjects->mdfo2; fwFindObjects->mdfo2->Final(fwFindObjects->mdfo2, fwFindObjects, fwFindObjects->mdSession, fwFindObjects->fwSession, fwFindObjects->mdToken, fwFindObjects->fwToken, fwFindObjects->mdInstance, fwFindObjects->fwInstance); } } nss_ZFreeIf(fwFindObjects); #ifdef DEBUG (void)findObjects_remove_pointer(fwFindObjects); #endif /* DEBUG */ return; } /* * nssCKFWFindObjects_GetMDFindObjects * */ NSS_EXTERN NSSCKMDFindObjects * nssCKFWFindObjects_GetMDFindObjects ( NSSCKFWFindObjects *fwFindObjects ) { #ifdef NSSDEBUG if( CKR_OK != nssCKFWFindObjects_verifyPointer(fwFindObjects) ) { return (NSSCKMDFindObjects *)NULL; } #endif /* NSSDEBUG */ return fwFindObjects->mdFindObjects; } /* * nssCKFWFindObjects_Next * */ NSS_EXTERN NSSCKFWObject * nssCKFWFindObjects_Next ( NSSCKFWFindObjects *fwFindObjects, NSSArena *arenaOpt, CK_RV *pError ) { NSSCKMDObject *mdObject; NSSCKFWObject *fwObject = (NSSCKFWObject *)NULL; NSSArena *objArena; #ifdef NSSDEBUG if (!pError) { return (NSSCKFWObject *)NULL; } *pError = nssCKFWFindObjects_verifyPointer(fwFindObjects); if( CKR_OK != *pError ) { return (NSSCKFWObject *)NULL; } #endif /* NSSDEBUG */ *pError = nssCKFWMutex_Lock(fwFindObjects->mutex); if( CKR_OK != *pError ) { return (NSSCKFWObject *)NULL; } if (fwFindObjects->mdfo1) { if (fwFindObjects->mdfo1->Next) { fwFindObjects->mdFindObjects = fwFindObjects->mdfo1; mdObject = fwFindObjects->mdfo1->Next(fwFindObjects->mdfo1, fwFindObjects, fwFindObjects->mdSession, fwFindObjects->fwSession, fwFindObjects->mdToken, fwFindObjects->fwToken, fwFindObjects->mdInstance, fwFindObjects->fwInstance, arenaOpt, pError); if (!mdObject) { if( CKR_OK != *pError ) { goto done; } /* All done. */ fwFindObjects->mdfo1->Final(fwFindObjects->mdfo1, fwFindObjects, fwFindObjects->mdSession, fwFindObjects->fwSession, fwFindObjects->mdToken, fwFindObjects->fwToken, fwFindObjects->mdInstance, fwFindObjects->fwInstance); fwFindObjects->mdfo1 = (NSSCKMDFindObjects *)NULL; } else { goto wrap; } } } if (fwFindObjects->mdfo2) { if (fwFindObjects->mdfo2->Next) { fwFindObjects->mdFindObjects = fwFindObjects->mdfo2; mdObject = fwFindObjects->mdfo2->Next(fwFindObjects->mdfo2, fwFindObjects, fwFindObjects->mdSession, fwFindObjects->fwSession, fwFindObjects->mdToken, fwFindObjects->fwToken, fwFindObjects->mdInstance, fwFindObjects->fwInstance, arenaOpt, pError); if (!mdObject) { if( CKR_OK != *pError ) { goto done; } /* All done. */ fwFindObjects->mdfo2->Final(fwFindObjects->mdfo2, fwFindObjects, fwFindObjects->mdSession, fwFindObjects->fwSession, fwFindObjects->mdToken, fwFindObjects->fwToken, fwFindObjects->mdInstance, fwFindObjects->fwInstance); fwFindObjects->mdfo2 = (NSSCKMDFindObjects *)NULL; } else { goto wrap; } } } /* No more objects */ *pError = CKR_OK; goto done; wrap: /* * This seems is less than ideal-- we should determine if it's a token * object or a session object, and use the appropriate arena. * But that duplicates logic in nssCKFWObject_IsTokenObject. * Also we should lookup the real session the object was created on * if the object was a session object... however this code is actually * correct because nssCKFWObject_Create will return a cached version of * the object from it's hash. This is necessary because 1) we don't want * to create an arena style leak (where our arena grows with every search), * and 2) we want the same object to always have the same ID. This means * the only case the nssCKFWObject_Create() will need the objArena and the * Session is in the case of token objects (session objects should already * exist in the cache from their initial creation). So this code is correct, * but it depends on nssCKFWObject_Create caching all objects. */ objArena = nssCKFWToken_GetArena(fwFindObjects->fwToken, pError); if (!objArena) { if( CKR_OK == *pError ) { *pError = CKR_HOST_MEMORY; } goto done; } fwObject = nssCKFWObject_Create(objArena, mdObject, NULL, fwFindObjects->fwToken, fwFindObjects->fwInstance, pError); if (!fwObject) { if( CKR_OK == *pError ) { *pError = CKR_GENERAL_ERROR; } } done: (void)nssCKFWMutex_Unlock(fwFindObjects->mutex); return fwObject; } /* * NSSCKFWFindObjects_GetMDFindObjects * */ NSS_EXTERN NSSCKMDFindObjects * NSSCKFWFindObjects_GetMDFindObjects ( NSSCKFWFindObjects *fwFindObjects ) { #ifdef DEBUG if( CKR_OK != nssCKFWFindObjects_verifyPointer(fwFindObjects) ) { return (NSSCKMDFindObjects *)NULL; } #endif /* DEBUG */ return nssCKFWFindObjects_GetMDFindObjects(fwFindObjects); }