diff options
Diffstat (limited to 'security/nss/lib/softoken/legacydb/lginit.c')
| -rw-r--r-- | security/nss/lib/softoken/legacydb/lginit.c | 672 |
1 files changed, 0 insertions, 672 deletions
diff --git a/security/nss/lib/softoken/legacydb/lginit.c b/security/nss/lib/softoken/legacydb/lginit.c deleted file mode 100644 index 152e00ad8..000000000 --- a/security/nss/lib/softoken/legacydb/lginit.c +++ /dev/null @@ -1,672 +0,0 @@ -/* - * NSS utility functions - * - * ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is the Netscape security libraries. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1994-2000 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ -/* $Id$ */ - -#include "lowkeyi.h" -#include "pcert.h" -#include "keydbi.h" -#include "lgdb.h" -#include "secoid.h" -#include "prenv.h" - -typedef struct LGPrivateStr { - NSSLOWCERTCertDBHandle *certDB; - NSSLOWKEYDBHandle *keyDB; - PRLock *dbLock; - PLHashTable *hashTable; -} LGPrivate; - -static char * -lg_certdb_name_cb(void *arg, int dbVersion) -{ - const char *configdir = (const char *)arg; - const char *dbver; - char *smpname = NULL; - char *dbname = NULL; - - switch (dbVersion) { - case 8: - dbver = "8"; - break; - case 7: - dbver = "7"; - break; - case 6: - dbver = "6"; - break; - case 5: - dbver = "5"; - break; - case 4: - default: - dbver = ""; - break; - } - - /* make sure we return something allocated with PORT_ so we have properly - * matched frees at the end */ - smpname = PR_smprintf(CERT_DB_FMT, configdir, dbver); - if (smpname) { - dbname = PORT_Strdup(smpname); - PR_smprintf_free(smpname); - } - return dbname; -} - -static char * -lg_keydb_name_cb(void *arg, int dbVersion) -{ - const char *configdir = (const char *)arg; - const char *dbver; - char *smpname = NULL; - char *dbname = NULL; - - switch (dbVersion) { - case 4: - dbver = "4"; - break; - case 3: - dbver = "3"; - break; - case 1: - dbver = "1"; - break; - case 2: - default: - dbver = ""; - break; - } - - smpname = PR_smprintf(KEY_DB_FMT, configdir, dbver); - if (smpname) { - dbname = PORT_Strdup(smpname); - PR_smprintf_free(smpname); - } - return dbname; -} - -const char * -lg_EvaluateConfigDir(const char *configdir,char **appName) -{ - if (PORT_Strncmp(configdir, MULTIACCESS, sizeof(MULTIACCESS)-1) == 0) { - char *cdir; - - *appName = PORT_Strdup(configdir+sizeof(MULTIACCESS)-1); - if (*appName == NULL) { - return configdir; - } - cdir = *appName; - while (*cdir && *cdir != ':') { - cdir++; - } - if (*cdir == ':') { - *cdir = 0; - cdir++; - } - configdir = cdir; - } - return configdir; -} - -static int rdbmapflags(int flags); -static rdbfunc lg_rdbfunc = NULL; -static rdbstatusfunc lg_rdbstatusfunc = NULL; - -/* NOTE: SHLIB_SUFFIX is defined on the command line */ -#define RDBLIB SHLIB_PREFIX"rdb."SHLIB_SUFFIX - -DB * rdbopen(const char *appName, const char *prefix, - const char *type, int flags, int *status) -{ - PRLibrary *lib; - DB *db; - char *disableUnload = NULL; - - if (lg_rdbfunc) { - db = (*lg_rdbfunc)(appName,prefix,type,rdbmapflags(flags)); - if (!db && status && lg_rdbstatusfunc) { - *status = (*lg_rdbstatusfunc)(); - } - return db; - } - - /* - * try to open the library. - */ - lib = PR_LoadLibrary(RDBLIB); - - if (!lib) { - return NULL; - } - - /* get the entry points */ - lg_rdbstatusfunc = (rdbstatusfunc) PR_FindSymbol(lib,"rdbstatus"); - lg_rdbfunc = (rdbfunc) PR_FindSymbol(lib,"rdbopen"); - if (lg_rdbfunc) { - db = (*lg_rdbfunc)(appName,prefix,type,rdbmapflags(flags)); - if (!db && status && lg_rdbstatusfunc) { - *status = (*lg_rdbstatusfunc)(); - } - return db; - } - - /* couldn't find the entry point, unload the library and fail */ - disableUnload = PR_GetEnv("NSS_DISABLE_UNLOAD"); - if (!disableUnload) { - PR_UnloadLibrary(lib); - } - return NULL; -} - -/* - * the following data structures are from rdb.h. - */ -struct RDBStr { - DB db; - int (*xactstart)(DB *db); - int (*xactdone)(DB *db, PRBool abort); - int version; - int (*dbinitcomplete)(DB *db); -}; - -#define DB_RDB ((DBTYPE) 0xff) -#define RDB_RDONLY 1 -#define RDB_RDWR 2 -#define RDB_CREATE 4 - -static int -rdbmapflags(int flags) { - switch (flags) { - case NO_RDONLY: - return RDB_RDONLY; - case NO_RDWR: - return RDB_RDWR; - case NO_CREATE: - return RDB_CREATE; - default: - break; - } - return 0; -} - -PRBool -db_IsRDB(DB *db) -{ - return (PRBool) db->type == DB_RDB; -} - -int -db_BeginTransaction(DB *db) -{ - struct RDBStr *rdb = (struct RDBStr *)db; - if (db->type != DB_RDB) { - return 0; - } - - return rdb->xactstart(db); -} - -int -db_FinishTransaction(DB *db, PRBool abort) -{ - struct RDBStr *rdb = (struct RDBStr *)db; - if (db->type != DB_RDB) { - return 0; - } - - return rdb->xactdone(db, abort); -} - -static DB * -lg_getRawDB(SDB *sdb) -{ - NSSLOWCERTCertDBHandle *certDB; - NSSLOWKEYDBHandle *keyDB; - - certDB = lg_getCertDB(sdb); - if (certDB) { - return certDB->permCertDB; - } - keyDB = lg_getKeyDB(sdb); - if (keyDB) { - return keyDB->db; - } - return NULL; -} - -CK_RV -lg_Begin(SDB *sdb) -{ - DB *db = lg_getRawDB(sdb); - int ret; - - if (db == NULL) { - return CKR_GENERAL_ERROR; /* shouldn't happen */ - } - ret = db_BeginTransaction(db); - if (ret != 0) { - return CKR_GENERAL_ERROR; /* could happen */ - } - return CKR_OK; -} - -CK_RV -lg_Commit(SDB *sdb) -{ - DB *db = lg_getRawDB(sdb); - int ret; - - if (db == NULL) { - return CKR_GENERAL_ERROR; /* shouldn't happen */ - } - ret = db_FinishTransaction(db, PR_FALSE); - if (ret != 0) { - return CKR_GENERAL_ERROR; /* could happen */ - } - return CKR_OK; -} - -CK_RV -lg_Abort(SDB *sdb) -{ - DB *db = lg_getRawDB(sdb); - int ret; - - if (db == NULL) { - return CKR_GENERAL_ERROR; /* shouldn't happen */ - } - ret = db_FinishTransaction(db, PR_TRUE); - if (ret != 0) { - return CKR_GENERAL_ERROR; /* could happen */ - } - return CKR_OK; -} - -int -db_InitComplete(DB *db) -{ - struct RDBStr *rdb = (struct RDBStr *)db; - if (db->type != DB_RDB) { - return 0; - } - /* we should have added a version number to the RDBS structure. Since we - * didn't, we detect that we have and 'extended' structure if the rdbstatus - * func exists */ - if (!lg_rdbstatusfunc) { - return 0; - } - - return rdb->dbinitcomplete(db); -} - - - -SECStatus -db_Copy(DB *dest,DB *src) -{ - int ret; - DBT key,data; - ret = (*src->seq)(src, &key, &data, R_FIRST); - if (ret) { - return SECSuccess; - } - - do { - (void)(*dest->put)(dest,&key,&data, R_NOOVERWRITE); - } while ( (*src->seq)(src, &key, &data, R_NEXT) == 0); - (void)(*dest->sync)(dest,0); - - return SECSuccess; -} - - -static CK_RV -lg_OpenCertDB(const char * configdir, const char *prefix, PRBool readOnly, - NSSLOWCERTCertDBHandle **certdbPtr) -{ - NSSLOWCERTCertDBHandle *certdb = NULL; - CK_RV crv = CKR_NETSCAPE_CERTDB_FAILED; - SECStatus rv; - char * name = NULL; - char * appName = NULL; - - if (prefix == NULL) { - prefix = ""; - } - - configdir = lg_EvaluateConfigDir(configdir, &appName); - - name = PR_smprintf("%s" PATH_SEPARATOR "%s",configdir,prefix); - if (name == NULL) goto loser; - - certdb = (NSSLOWCERTCertDBHandle*)PORT_ZAlloc(sizeof(NSSLOWCERTCertDBHandle)); - if (certdb == NULL) - goto loser; - - certdb->ref = 1; -/* fix when we get the DB in */ - rv = nsslowcert_OpenCertDB(certdb, readOnly, appName, prefix, - lg_certdb_name_cb, (void *)name, PR_FALSE); - if (rv == SECSuccess) { - crv = CKR_OK; - *certdbPtr = certdb; - certdb = NULL; - } -loser: - if (certdb) PR_Free(certdb); - if (name) PR_smprintf_free(name); - if (appName) PORT_Free(appName); - return crv; -} - -static CK_RV -lg_OpenKeyDB(const char * configdir, const char *prefix, PRBool readOnly, - NSSLOWKEYDBHandle **keydbPtr) -{ - NSSLOWKEYDBHandle *keydb; - char * name = NULL; - char * appName = NULL; - - if (prefix == NULL) { - prefix = ""; - } - configdir = lg_EvaluateConfigDir(configdir, &appName); - - name = PR_smprintf("%s" PATH_SEPARATOR "%s",configdir,prefix); - if (name == NULL) - return CKR_HOST_MEMORY; - keydb = nsslowkey_OpenKeyDB(readOnly, appName, prefix, - lg_keydb_name_cb, (void *)name); - PR_smprintf_free(name); - if (appName) PORT_Free(appName); - if (keydb == NULL) - return CKR_NETSCAPE_KEYDB_FAILED; - *keydbPtr = keydb; - - return CKR_OK; -} - -/* - * Accessors for the private parts of the sdb structure. - */ -void -lg_DBLock(SDB *sdb) -{ - LGPrivate *lgdb_p = (LGPrivate *)sdb->private; - SKIP_AFTER_FORK(PR_Lock(lgdb_p->dbLock)); -} - -void -lg_DBUnlock(SDB *sdb) -{ - LGPrivate *lgdb_p = (LGPrivate *)sdb->private; - SKIP_AFTER_FORK(PR_Unlock(lgdb_p->dbLock)); -} - -PLHashTable * -lg_GetHashTable(SDB *sdb) -{ - LGPrivate *lgdb_p = (LGPrivate *)sdb->private; - return lgdb_p->hashTable; -} - -NSSLOWCERTCertDBHandle * -lg_getCertDB(SDB *sdb) -{ - LGPrivate *lgdb_p = (LGPrivate *)sdb->private; - - return lgdb_p->certDB; -} - -NSSLOWKEYDBHandle * -lg_getKeyDB(SDB *sdb) -{ - LGPrivate *lgdb_p = (LGPrivate *)sdb->private; - - return lgdb_p->keyDB; -} - -PRBool parentForkedAfterC_Initialize; - -void lg_SetForkState(PRBool forked) -{ - parentForkedAfterC_Initialize = forked; -} - -CK_RV -lg_Close(SDB *sdb) -{ - LGPrivate *lgdb_p = (LGPrivate *)sdb->private; - lg_ClearTokenKeyHashTable(sdb); - if (lgdb_p) { - if (lgdb_p->certDB) { - nsslowcert_ClosePermCertDB(lgdb_p->certDB); - } else if (lgdb_p->keyDB) { - nsslowkey_CloseKeyDB(lgdb_p->keyDB); - } - if (lgdb_p->dbLock) { - SKIP_AFTER_FORK(PR_DestroyLock(lgdb_p->dbLock)); - } - if (lgdb_p->hashTable) { - PL_HashTableDestroy(lgdb_p->hashTable); - } - PORT_Free(lgdb_p); - } - PORT_Free(sdb); - return CKR_OK; -} - -static PLHashNumber -lg_HashNumber(const void *key) -{ - return (PLHashNumber) key; -} - -PRIntn -lg_CompareValues(const void *v1, const void *v2) -{ - PLHashNumber value1 = (PLHashNumber) v1; - PLHashNumber value2 = (PLHashNumber) v2; - return (value1 == value2); -} - -/* - * helper function to wrap a NSSLOWCERTCertDBHandle or a NSSLOWKEYDBHandle - * with and sdb structure. - */ -CK_RV -lg_init(SDB **pSdb, int flags, NSSLOWCERTCertDBHandle *certdbPtr, - NSSLOWKEYDBHandle *keydbPtr) -{ - SDB *sdb = NULL; - LGPrivate *lgdb_p = NULL; - CK_RV error = CKR_HOST_MEMORY; - - *pSdb = NULL; - sdb = (SDB *) PORT_Alloc(sizeof(SDB)); - if (sdb == NULL) { - goto loser; - } - lgdb_p = (LGPrivate *) PORT_Alloc(sizeof(LGPrivate)); - if (lgdb_p == NULL) { - goto loser; - } - /* invariant fields */ - lgdb_p->certDB = certdbPtr; - lgdb_p->keyDB = keydbPtr; - lgdb_p->dbLock = PR_NewLock(); - if (lgdb_p->dbLock == NULL) { - goto loser; - } - lgdb_p->hashTable = PL_NewHashTable(64, lg_HashNumber, lg_CompareValues, - SECITEM_HashCompare, NULL, 0); - if (lgdb_p->hashTable == NULL) { - goto loser; - } - - sdb->sdb_type = SDB_LEGACY; - sdb->sdb_flags = flags; - sdb->private = lgdb_p; - sdb->sdb_FindObjectsInit = lg_FindObjectsInit; - sdb->sdb_FindObjects = lg_FindObjects; - sdb->sdb_FindObjectsFinal = lg_FindObjectsFinal; - sdb->sdb_GetAttributeValue = lg_GetAttributeValue; - sdb->sdb_SetAttributeValue = lg_SetAttributeValue; - sdb->sdb_CreateObject = lg_CreateObject; - sdb->sdb_DestroyObject = lg_DestroyObject; - sdb->sdb_GetMetaData = lg_GetMetaData; - sdb->sdb_PutMetaData = lg_PutMetaData; - sdb->sdb_Begin = lg_Begin; - sdb->sdb_Commit = lg_Commit; - sdb->sdb_Abort = lg_Abort; - sdb->sdb_Reset = lg_Reset; - sdb->sdb_Close = lg_Close; - sdb->sdb_SetForkState = lg_SetForkState; - - *pSdb = sdb; - return CKR_OK; - -loser: - if (sdb) { - PORT_Free(sdb); - } - if (lgdb_p) { - if (lgdb_p->dbLock) { - PR_DestroyLock(lgdb_p->dbLock); - } - if (lgdb_p->hashTable) { - PL_HashTableDestroy(lgdb_p->hashTable); - } - PORT_Free(lgdb_p); - } - return error; - -} - -/* - * OK there are now lots of options here, lets go through them all: - * - * configdir - base directory where all the cert, key, and module datbases live. - * certPrefix - prefix added to the beginning of the cert database example: " - * "https-server1-" - * keyPrefix - prefix added to the beginning of the key database example: " - * "https-server1-" - * secmodName - name of the security module database (usually "secmod.db"). - * readOnly - Boolean: true if the databases are to be openned read only. - * nocertdb - Don't open the cert DB and key DB's, just initialize the - * Volatile certdb. - * nomoddb - Don't open the security module DB, just initialize the - * PKCS #11 module. - * forceOpen - Continue to force initializations even if the databases cannot - * be opened. - */ -CK_RV -legacy_Open(const char *configdir, const char *certPrefix, - const char *keyPrefix, int certVersion, int keyVersion, - int flags, SDB **certDB, SDB **keyDB) -{ - CK_RV crv = CKR_OK; - SECStatus rv; - PRBool readOnly = (flags == SDB_RDONLY)? PR_TRUE: PR_FALSE; - - rv = SECOID_Init(); - if (SECSuccess != rv) { - return CKR_DEVICE_ERROR; - } - nsslowcert_InitLocks(); - - if (keyDB) *keyDB = NULL; - if (certDB) *certDB = NULL; - - if (certDB) { - NSSLOWCERTCertDBHandle *certdbPtr; - - crv = lg_OpenCertDB(configdir, certPrefix, readOnly, &certdbPtr); - if (crv != CKR_OK) { - goto loser; - } - crv = lg_init(certDB, flags, certdbPtr, NULL); - if (crv != CKR_OK) { - nsslowcert_ClosePermCertDB(certdbPtr); - goto loser; - } - } - if (keyDB) { - NSSLOWKEYDBHandle *keydbPtr; - - crv = lg_OpenKeyDB(configdir, keyPrefix, readOnly, &keydbPtr); - if (crv != CKR_OK) { - goto loser; - } - crv = lg_init(keyDB, flags, NULL, keydbPtr); - if (crv != CKR_OK) { - nsslowkey_CloseKeyDB(keydbPtr); - goto loser; - } - if (certDB && *certDB) { - LGPrivate *lgdb_p = (LGPrivate *)(*certDB)->private; - lgdb_p->keyDB = keydbPtr; - } - } - -loser: - if (crv != CKR_OK) { - if (keyDB && *keyDB) { - lg_Close(*keyDB); - *keyDB = NULL; - } - if (certDB && *certDB) { - lg_Close(*certDB); - *certDB = NULL; - } - } - return crv; -} - -CK_RV -legacy_Shutdown(PRBool forked) -{ - lg_SetForkState(forked); - nsslowcert_DestroyFreeLists(); - nsslowcert_DestroyGlobalLocks(); - SECOID_Shutdown(); - lg_SetForkState(PR_FALSE); - return CKR_OK; -} - |