diff options
Diffstat (limited to 'security/nss/lib/ckfw/dbm/db.c')
| -rw-r--r-- | security/nss/lib/ckfw/dbm/db.c | 1065 |
1 files changed, 0 insertions, 1065 deletions
diff --git a/security/nss/lib/ckfw/dbm/db.c b/security/nss/lib/ckfw/dbm/db.c deleted file mode 100644 index 307c7f21d..000000000 --- a/security/nss/lib/ckfw/dbm/db.c +++ /dev/null @@ -1,1065 +0,0 @@ -/* - * 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 Netscape are - * Copyright (C) 1994-2000 Netscape Communications Corporation. All - * Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the - * terms of the GNU General Public License Version 2 or later (the - * "GPL"), in which case the provisions of the GPL are applicable - * instead of those above. If you wish to allow use of your - * version of this file only under the terms of the GPL and not to - * allow others to use your version of this file under the MPL, - * indicate your decision by deleting the provisions above and - * replace them with the notice and other provisions required by - * the GPL. If you do not delete the provisions above, a recipient - * may use your version of this file under either the MPL or the - * GPL. - */ - -#ifdef DEBUG -static const char CVS_ID[] = "@(#) $RCSfile$ $Revision$ $Date$ $Name$"; -#endif /* DEBUG */ - -#include "ckdbm.h" - -#define PREFIX_METADATA "0000" -#define PREFIX_OBJECT "0001" -#define PREFIX_INDEX "0002" - -static CK_VERSION nss_dbm_db_format_version = { 1, 0 }; -struct handle { - char prefix[4]; - CK_ULONG id; -}; - -NSS_IMPLEMENT nss_dbm_db_t * -nss_dbm_db_open -( - NSSArena *arena, - NSSCKFWInstance *fwInstance, - char *filename, - int flags, - CK_RV *pError -) -{ - nss_dbm_db_t *rv; - CK_VERSION db_version; - - rv = nss_ZNEW(arena, nss_dbm_db_t); - if( (nss_dbm_db_t *)NULL == rv ) { - *pError = CKR_HOST_MEMORY; - return (nss_dbm_db_t *)NULL; - } - - rv->db = dbopen(filename, flags, 0600, DB_HASH, (const void *)NULL); - if( (DB *)NULL == rv->db ) { - *pError = CKR_TOKEN_NOT_PRESENT; - return (nss_dbm_db_t *)NULL; - } - - rv->crustylock = NSSCKFWInstance_CreateMutex(fwInstance, arena, pError); - if( (NSSCKFWMutex *)NULL == rv->crustylock ) { - return (nss_dbm_db_t *)NULL; - } - - db_version = nss_dbm_db_get_format_version(rv); - if( db_version.major != nss_dbm_db_format_version.major ) { - nss_dbm_db_close(rv); - *pError = CKR_TOKEN_NOT_RECOGNIZED; - return (nss_dbm_db_t *)NULL; - } - - return rv; -} - -NSS_IMPLEMENT void -nss_dbm_db_close -( - nss_dbm_db_t *db -) -{ - if( (NSSCKFWMutex *)NULL != db->crustylock ) { - (void)NSSCKFWMutex_Destroy(db->crustylock); - } - - if( (DB *)NULL != db->db ) { - (void)db->db->close(db->db); - } - - nss_ZFreeIf(db); -} - -NSS_IMPLEMENT CK_VERSION -nss_dbm_db_get_format_version -( - nss_dbm_db_t *db -) -{ - CK_VERSION rv; - DBT k, v; - int dbrv; - char buffer[64]; - - rv.major = rv.minor = 0; - - k.data = PREFIX_METADATA "FormatVersion"; - k.size = nssUTF8_Size((NSSUTF8 *)k.data, (PRStatus *)NULL); - (void)memset(&v, 0, sizeof(v)); - - /* Locked region */ - { - if( CKR_OK != NSSCKFWMutex_Lock(db->crustylock) ) { - return rv; - } - - dbrv = db->db->get(db->db, &k, &v, 0); - if( dbrv == 0 ) { - CK_ULONG major = 0, minor = 0; - (void)PR_sscanf(v.data, "%ld.%ld", &major, &minor); - rv.major = major; - rv.minor = minor; - } else if( dbrv > 0 ) { - (void)PR_snprintf(buffer, sizeof(buffer), "%ld.%ld", nss_dbm_db_format_version.major, - nss_dbm_db_format_version.minor); - v.data = buffer; - v.size = nssUTF8_Size((NSSUTF8 *)v.data, (PRStatus *)NULL); - dbrv = db->db->put(db->db, &k, &v, 0); - (void)db->db->sync(db->db, 0); - rv = nss_dbm_db_format_version; - } else { - /* No error return.. */ - ; - } - - (void)NSSCKFWMutex_Unlock(db->crustylock); - } - - return rv; -} - -NSS_IMPLEMENT CK_RV -nss_dbm_db_set_label -( - nss_dbm_db_t *db, - NSSUTF8 *label -) -{ - CK_RV rv; - DBT k, v; - int dbrv; - - k.data = PREFIX_METADATA "Label"; - k.size = nssUTF8_Size((NSSUTF8 *)k.data, (PRStatus *)NULL); - v.data = label; - v.size = nssUTF8_Size((NSSUTF8 *)v.data, (PRStatus *)NULL); - - /* Locked region */ - { - if( CKR_OK != NSSCKFWMutex_Lock(db->crustylock) ) { - return rv; - } - - dbrv = db->db->put(db->db, &k, &v, 0); - if( 0 != dbrv ) { - rv = CKR_DEVICE_ERROR; - } - - dbrv = db->db->sync(db->db, 0); - if( 0 != dbrv ) { - rv = CKR_DEVICE_ERROR; - } - - (void)NSSCKFWMutex_Unlock(db->crustylock); - } - - return rv; -} - -NSS_IMPLEMENT NSSUTF8 * -nss_dbm_db_get_label -( - nss_dbm_db_t *db, - NSSArena *arena, - CK_RV *pError -) -{ - NSSUTF8 *rv = (NSSUTF8 *)NULL; - DBT k, v; - int dbrv; - - k.data = PREFIX_METADATA "Label"; - k.size = nssUTF8_Size((NSSUTF8 *)k.data, (PRStatus *)NULL); - - /* Locked region */ - { - if( CKR_OK != NSSCKFWMutex_Lock(db->crustylock) ) { - return rv; - } - - dbrv = db->db->get(db->db, &k, &v, 0); - if( 0 == dbrv ) { - rv = nssUTF8_Duplicate((NSSUTF8 *)v.data, arena); - if( (NSSUTF8 *)NULL == rv ) { - *pError = CKR_HOST_MEMORY; - } - } else if( dbrv > 0 ) { - /* Just return null */ - ; - } else { - *pError = CKR_DEVICE_ERROR; - ; - } - - - (void)NSSCKFWMutex_Unlock(db->crustylock); - } - - return rv; -} - -NSS_IMPLEMENT CK_RV -nss_dbm_db_delete_object -( - nss_dbm_dbt_t *dbt -) -{ - CK_RV rv; - int dbrv; - - /* Locked region */ - { - rv = NSSCKFWMutex_Lock(dbt->my_db->crustylock); - if( CKR_OK != rv ) { - return rv; - } - - dbrv = dbt->my_db->db->del(dbt->my_db->db, &dbt->dbt, 0); - if( 0 != dbrv ) { - rv = CKR_DEVICE_ERROR; - goto done; - } - - dbrv = dbt->my_db->db->sync(dbt->my_db->db, 0); - if( 0 != dbrv ) { - rv = CKR_DEVICE_ERROR; - goto done; - } - - done: - (void)NSSCKFWMutex_Unlock(dbt->my_db->crustylock); - } - - return rv; -} - -static CK_ULONG -nss_dbm_db_new_handle -( - nss_dbm_db_t *db, - DBT *dbt, /* pre-allocated */ - CK_RV *pError -) -{ - CK_ULONG rv; - DBT k, v; - CK_ULONG align = 0, id, myid; - struct handle *hp; - - if( sizeof(struct handle) != dbt->size ) { - return EINVAL; - } - - /* Locked region */ - { - *pError = NSSCKFWMutex_Lock(db->crustylock); - if( CKR_OK != *pError ) { - return EINVAL; - } - - k.data = PREFIX_METADATA "LastID"; - k.size = nssUTF8_Size((NSSUTF8 *)k.data, (PRStatus *)NULL); - (void)memset(&v, 0, sizeof(v)); - - rv = db->db->get(db->db, &k, &v, 0); - if( 0 == rv ) { - (void)memcpy(&align, v.data, sizeof(CK_ULONG)); - id = ntohl(align); - } else if( rv > 0 ) { - id = 0; - } else { - goto done; - } - - myid = id; - id++; - align = htonl(id); - v.data = &align; - v.size = sizeof(CK_ULONG); - - rv = db->db->put(db->db, &k, &v, 0); - if( 0 != rv ) { - goto done; - } - - rv = db->db->sync(db->db, 0); - if( 0 != rv ) { - goto done; - } - - done: - (void)NSSCKFWMutex_Unlock(db->crustylock); - } - - if( 0 != rv ) { - return rv; - } - - hp = (struct handle *)dbt->data; - (void)memcpy(&hp->prefix[0], PREFIX_OBJECT, 4); - hp->id = myid; - - return 0; -} - -/* - * This attribute-type-dependent swapping should probably - * be in the Framework, because it'll be a concern of just - * about every Module. Of course any Framework implementation - * will have to be augmentable or overridable by a Module. - */ - -enum swap_type { type_byte, type_short, type_long, type_opaque }; - -static enum swap_type -nss_dbm_db_swap_type -( - CK_ATTRIBUTE_TYPE type -) -{ - switch( type ) { - case CKA_CLASS: return type_long; - case CKA_TOKEN: return type_byte; - case CKA_PRIVATE: return type_byte; - case CKA_LABEL: return type_opaque; - case CKA_APPLICATION: return type_opaque; - case CKA_VALUE: return type_opaque; - case CKA_CERTIFICATE_TYPE: return type_long; - case CKA_ISSUER: return type_opaque; - case CKA_SERIAL_NUMBER: return type_opaque; - case CKA_KEY_TYPE: return type_long; - case CKA_SUBJECT: return type_opaque; - case CKA_ID: return type_opaque; - case CKA_SENSITIVE: return type_byte; - case CKA_ENCRYPT: return type_byte; - case CKA_DECRYPT: return type_byte; - case CKA_WRAP: return type_byte; - case CKA_UNWRAP: return type_byte; - case CKA_SIGN: return type_byte; - case CKA_SIGN_RECOVER: return type_byte; - case CKA_VERIFY: return type_byte; - case CKA_VERIFY_RECOVER: return type_byte; - case CKA_DERIVE: return type_byte; - case CKA_START_DATE: return type_opaque; - case CKA_END_DATE: return type_opaque; - case CKA_MODULUS: return type_opaque; - case CKA_MODULUS_BITS: return type_long; - case CKA_PUBLIC_EXPONENT: return type_opaque; - case CKA_PRIVATE_EXPONENT: return type_opaque; - case CKA_PRIME_1: return type_opaque; - case CKA_PRIME_2: return type_opaque; - case CKA_EXPONENT_1: return type_opaque; - case CKA_EXPONENT_2: return type_opaque; - case CKA_COEFFICIENT: return type_opaque; - case CKA_PRIME: return type_opaque; - case CKA_SUBPRIME: return type_opaque; - case CKA_BASE: return type_opaque; - case CKA_VALUE_BITS: return type_long; - case CKA_VALUE_LEN: return type_long; - case CKA_EXTRACTABLE: return type_byte; - case CKA_LOCAL: return type_byte; - case CKA_NEVER_EXTRACTABLE: return type_byte; - case CKA_ALWAYS_SENSITIVE: return type_byte; - case CKA_MODIFIABLE: return type_byte; - case CKA_NETSCAPE_URL: return type_opaque; - case CKA_NETSCAPE_EMAIL: return type_opaque; - case CKA_NETSCAPE_SMIME_INFO: return type_opaque; - case CKA_NETSCAPE_SMIME_TIMESTAMP: return type_opaque; - case CKA_NETSCAPE_PKCS8_SALT: return type_opaque; - case CKA_NETSCAPE_PASSWORD_CHECK: return type_opaque; - case CKA_NETSCAPE_EXPIRES: return type_opaque; - case CKA_TRUST_DIGITAL_SIGNATURE: return type_long; - case CKA_TRUST_NON_REPUDIATION: return type_long; - case CKA_TRUST_KEY_ENCIPHERMENT: return type_long; - case CKA_TRUST_DATA_ENCIPHERMENT: return type_long; - case CKA_TRUST_KEY_AGREEMENT: return type_long; - case CKA_TRUST_KEY_CERT_SIGN: return type_long; - case CKA_TRUST_CRL_SIGN: return type_long; - case CKA_TRUST_SERVER_AUTH: return type_long; - case CKA_TRUST_CLIENT_AUTH: return type_long; - case CKA_TRUST_CODE_SIGNING: return type_long; - case CKA_TRUST_EMAIL_PROTECTION: return type_long; - case CKA_TRUST_IPSEC_END_SYSTEM: return type_long; - case CKA_TRUST_IPSEC_TUNNEL: return type_long; - case CKA_TRUST_IPSEC_USER: return type_long; - case CKA_TRUST_TIME_STAMPING: return type_long; - case CKA_NETSCAPE_DB: return type_opaque; - case CKA_NETSCAPE_TRUST: return type_opaque; - default: return type_opaque; - } -} - -static void -nss_dbm_db_swap_copy -( - CK_ATTRIBUTE_TYPE type, - void *dest, - void *src, - CK_ULONG len -) -{ - switch( nss_dbm_db_swap_type(type) ) { - case type_byte: - case type_opaque: - (void)memcpy(dest, src, len); - break; - case type_short: - { - CK_USHORT s, d; - (void)memcpy(&s, src, sizeof(CK_USHORT)); - d = htons(s); - (void)memcpy(dest, &d, sizeof(CK_USHORT)); - break; - } - case type_long: - { - CK_ULONG s, d; - (void)memcpy(&s, src, sizeof(CK_ULONG)); - d = htonl(s); - (void)memcpy(dest, &d, sizeof(CK_ULONG)); - break; - } - } -} - -static CK_RV -nss_dbm_db_wrap_object -( - NSSArena *arena, - CK_ATTRIBUTE_PTR pTemplate, - CK_ULONG ulAttributeCount, - DBT *object -) -{ - CK_ULONG object_size; - CK_ULONG i; - CK_ULONG *pulData; - char *pcData; - CK_ULONG offset; - - object_size = (1 + ulAttributeCount*3) * sizeof(CK_ULONG); - offset = object_size; - for( i = 0; i < ulAttributeCount; i++ ) { - object_size += pTemplate[i].ulValueLen; - } - - object->size = object_size; - object->data = nss_ZAlloc(arena, object_size); - if( (void *)NULL == object->data ) { - return CKR_HOST_MEMORY; - } - - pulData = (CK_ULONG *)object->data; - pcData = (char *)object->data; - - pulData[0] = htonl(ulAttributeCount); - for( i = 0; i < ulAttributeCount; i++ ) { - CK_ULONG len = pTemplate[i].ulValueLen; - pulData[1 + i*3] = htonl(pTemplate[i].type); - pulData[2 + i*3] = htonl(len); - pulData[3 + i*3] = htonl(offset); - nss_dbm_db_swap_copy(pTemplate[i].type, &pcData[offset], pTemplate[i].pValue, len); - offset += len; - } - - return CKR_OK; -} - -static CK_RV -nss_dbm_db_unwrap_object -( - NSSArena *arena, - DBT *object, - CK_ATTRIBUTE_PTR *ppTemplate, - CK_ULONG *pulAttributeCount -) -{ - CK_ULONG *pulData; - char *pcData; - CK_ULONG n, i; - CK_ATTRIBUTE_PTR pTemplate; - - pulData = (CK_ULONG *)object->data; - pcData = (char *)object->data; - - n = ntohl(pulData[0]); - *pulAttributeCount = n; - pTemplate = nss_ZNEWARRAY(arena, CK_ATTRIBUTE, n); - if( (CK_ATTRIBUTE_PTR)NULL == pTemplate ) { - return CKR_HOST_MEMORY; - } - - for( i = 0; i < n; i++ ) { - CK_ULONG len; - CK_ULONG offset; - void *p; - - pTemplate[i].type = ntohl(pulData[1 + i*3]); - len = ntohl(pulData[2 + i*3]); - offset = ntohl(pulData[3 + i*3]); - - p = nss_ZAlloc(arena, len); - if( (void *)NULL == p ) { - return CKR_HOST_MEMORY; - } - - nss_dbm_db_swap_copy(pTemplate[i].type, p, &pcData[offset], len); - pTemplate[i].ulValueLen = len; - pTemplate[i].pValue = p; - } - - *ppTemplate = pTemplate; - return CKR_OK; -} - - -NSS_IMPLEMENT nss_dbm_dbt_t * -nss_dbm_db_create_object -( - NSSArena *arena, - nss_dbm_db_t *db, - CK_ATTRIBUTE_PTR pTemplate, - CK_ULONG ulAttributeCount, - CK_RV *pError, - CK_ULONG *pdbrv -) -{ - NSSArena *tmparena = (NSSArena *)NULL; - nss_dbm_dbt_t *rv = (nss_dbm_dbt_t *)NULL; - DBT object; - - rv = nss_ZNEW(arena, nss_dbm_dbt_t); - if( (nss_dbm_dbt_t *)NULL == rv ) { - *pError = CKR_HOST_MEMORY; - return (nss_dbm_dbt_t *)NULL; - } - - rv->my_db = db; - rv->dbt.size = sizeof(struct handle); - rv->dbt.data = nss_ZAlloc(arena, rv->dbt.size); - if( (void *)NULL == rv->dbt.data ) { - *pError = CKR_HOST_MEMORY; - return (nss_dbm_dbt_t *)NULL; - } - - *pdbrv = nss_dbm_db_new_handle(db, &rv->dbt, pError); - if( 0 != *pdbrv ) { - return (nss_dbm_dbt_t *)NULL; - } - - tmparena = NSSArena_Create(); - if( (NSSArena *)NULL == tmparena ) { - *pError = CKR_HOST_MEMORY; - return (nss_dbm_dbt_t *)NULL; - } - - *pError = nss_dbm_db_wrap_object(tmparena, pTemplate, ulAttributeCount, &object); - if( CKR_OK != *pError ) { - return (nss_dbm_dbt_t *)NULL; - } - - /* Locked region */ - { - *pError = NSSCKFWMutex_Lock(db->crustylock); - if( CKR_OK != *pError ) { - goto loser; - } - - *pdbrv = db->db->put(db->db, &rv->dbt, &object, 0); - if( 0 != *pdbrv ) { - *pError = CKR_DEVICE_ERROR; - } - - (void)db->db->sync(db->db, 0); - - (void)NSSCKFWMutex_Unlock(db->crustylock); - } - - loser: - if( (NSSArena *)NULL != tmparena ) { - (void)NSSArena_Destroy(tmparena); - } - - return rv; -} - - -NSS_IMPLEMENT CK_RV -nss_dbm_db_find_objects -( - nss_dbm_find_t *find, - nss_dbm_db_t *db, - CK_ATTRIBUTE_PTR pTemplate, - CK_ULONG ulAttributeCount, - CK_ULONG *pdbrv -) -{ - CK_RV rv = CKR_OK; - - if( (nss_dbm_db_t *)NULL != db ) { - DBT k, v; - - rv = NSSCKFWMutex_Lock(db->crustylock); - if( CKR_OK != rv ) { - return rv; - } - - *pdbrv = db->db->seq(db->db, &k, &v, R_FIRST); - while( 0 == *pdbrv ) { - CK_ULONG i, j; - NSSArena *tmparena = (NSSArena *)NULL; - CK_ULONG ulac; - CK_ATTRIBUTE_PTR pt; - - if( (k.size < 4) || (0 != memcmp(k.data, PREFIX_OBJECT, 4)) ) { - goto nomatch; - } - - tmparena = NSSArena_Create(); - - rv = nss_dbm_db_unwrap_object(tmparena, &v, &pt, &ulac); - if( CKR_OK != rv ) { - goto loser; - } - - for( i = 0; i < ulAttributeCount; i++ ) { - for( j = 0; j < ulac; j++ ) { - if( pTemplate[i].type == pt[j].type ) { - if( pTemplate[i].ulValueLen != pt[j].ulValueLen ) { - goto nomatch; - } - if( 0 != memcmp(pTemplate[i].pValue, pt[j].pValue, pt[j].ulValueLen) ) { - goto nomatch; - } - break; - } - } - if( j == ulac ) { - goto nomatch; - } - } - - /* entire template matches */ - { - struct nss_dbm_dbt_node *node; - - node = nss_ZNEW(find->arena, struct nss_dbm_dbt_node); - if( (struct nss_dbm_dbt_node *)NULL == node ) { - rv = CKR_HOST_MEMORY; - goto loser; - } - - node->dbt = nss_ZNEW(find->arena, nss_dbm_dbt_t); - if( (nss_dbm_dbt_t *)NULL == node->dbt ) { - rv = CKR_HOST_MEMORY; - goto loser; - } - - node->dbt->dbt.size = k.size; - node->dbt->dbt.data = nss_ZAlloc(find->arena, k.size); - if( (void *)NULL == node->dbt->dbt.data ) { - rv = CKR_HOST_MEMORY; - goto loser; - } - - (void)memcpy(node->dbt->dbt.data, k.data, k.size); - - node->dbt->my_db = db; - - node->next = find->found; - find->found = node; - } - - nomatch: - if( (NSSArena *)NULL != tmparena ) { - (void)NSSArena_Destroy(tmparena); - } - *pdbrv = db->db->seq(db->db, &k, &v, R_NEXT); - } - - if( *pdbrv < 0 ) { - rv = CKR_DEVICE_ERROR; - goto loser; - } - - rv = CKR_OK; - - loser: - (void)NSSCKFWMutex_Unlock(db->crustylock); - } - - return rv; -} - -NSS_IMPLEMENT CK_BBOOL -nss_dbm_db_object_still_exists -( - nss_dbm_dbt_t *dbt -) -{ - CK_BBOOL rv; - CK_RV ckrv; - int dbrv; - DBT object; - - ckrv = NSSCKFWMutex_Lock(dbt->my_db->crustylock); - if( CKR_OK != ckrv ) { - return CK_FALSE; - } - - dbrv = dbt->my_db->db->get(dbt->my_db->db, &dbt->dbt, &object, 0); - if( 0 == dbrv ) { - rv = CK_TRUE; - } else { - rv = CK_FALSE; - } - - (void)NSSCKFWMutex_Unlock(dbt->my_db->crustylock); - - return rv; -} - -NSS_IMPLEMENT CK_ULONG -nss_dbm_db_get_object_attribute_count -( - nss_dbm_dbt_t *dbt, - CK_RV *pError, - CK_ULONG *pdbrv -) -{ - CK_ULONG rv = 0; - DBT object; - CK_ULONG *pulData; - - /* Locked region */ - { - *pError = NSSCKFWMutex_Lock(dbt->my_db->crustylock); - if( CKR_OK != *pError ) { - return rv; - } - - *pdbrv = dbt->my_db->db->get(dbt->my_db->db, &dbt->dbt, &object, 0); - if( 0 == *pdbrv ) { - ; - } else if( *pdbrv > 0 ) { - *pError = CKR_OBJECT_HANDLE_INVALID; - goto done; - } else { - *pError = CKR_DEVICE_ERROR; - goto done; - } - - pulData = (CK_ULONG *)object.data; - rv = ntohl(pulData[0]); - - done: - (void)NSSCKFWMutex_Unlock(dbt->my_db->crustylock); - } - - return rv; -} - -NSS_IMPLEMENT CK_RV -nss_dbm_db_get_object_attribute_types -( - nss_dbm_dbt_t *dbt, - CK_ATTRIBUTE_TYPE_PTR typeArray, - CK_ULONG ulCount, - CK_ULONG *pdbrv -) -{ - CK_RV rv = CKR_OK; - DBT object; - CK_ULONG *pulData; - CK_ULONG n, i; - - /* Locked region */ - { - rv = NSSCKFWMutex_Lock(dbt->my_db->crustylock); - if( CKR_OK != rv ) { - return rv; - } - - *pdbrv = dbt->my_db->db->get(dbt->my_db->db, &dbt->dbt, &object, 0); - if( 0 == *pdbrv ) { - ; - } else if( *pdbrv > 0 ) { - rv = CKR_OBJECT_HANDLE_INVALID; - goto done; - } else { - rv = CKR_DEVICE_ERROR; - goto done; - } - - pulData = (CK_ULONG *)object.data; - n = ntohl(pulData[0]); - - if( ulCount < n ) { - rv = CKR_BUFFER_TOO_SMALL; - goto done; - } - - for( i = 0; i < n; i++ ) { - typeArray[i] = ntohl(pulData[1 + i*3]); - } - - done: - (void)NSSCKFWMutex_Unlock(dbt->my_db->crustylock); - } - - return rv; -} - -NSS_IMPLEMENT CK_ULONG -nss_dbm_db_get_object_attribute_size -( - nss_dbm_dbt_t *dbt, - CK_ATTRIBUTE_TYPE type, - CK_RV *pError, - CK_ULONG *pdbrv -) -{ - CK_ULONG rv = 0; - DBT object; - CK_ULONG *pulData; - CK_ULONG n, i; - - /* Locked region */ - { - *pError = NSSCKFWMutex_Lock(dbt->my_db->crustylock); - if( CKR_OK != *pError ) { - return rv; - } - - *pdbrv = dbt->my_db->db->get(dbt->my_db->db, &dbt->dbt, &object, 0); - if( 0 == *pdbrv ) { - ; - } else if( *pdbrv > 0 ) { - *pError = CKR_OBJECT_HANDLE_INVALID; - goto done; - } else { - *pError = CKR_DEVICE_ERROR; - goto done; - } - - pulData = (CK_ULONG *)object.data; - n = ntohl(pulData[0]); - - for( i = 0; i < n; i++ ) { - if( type == ntohl(pulData[1 + i*3]) ) { - rv = ntohl(pulData[2 + i*3]); - } - } - - if( i == n ) { - *pError = CKR_ATTRIBUTE_TYPE_INVALID; - goto done; - } - - done: - (void)NSSCKFWMutex_Unlock(dbt->my_db->crustylock); - } - - return rv; -} - -NSS_IMPLEMENT NSSItem * -nss_dbm_db_get_object_attribute -( - nss_dbm_dbt_t *dbt, - NSSArena *arena, - CK_ATTRIBUTE_TYPE type, - CK_RV *pError, - CK_ULONG *pdbrv -) -{ - NSSItem *rv = (NSSItem *)NULL; - DBT object; - CK_ULONG i; - NSSArena *tmp = NSSArena_Create(); - CK_ATTRIBUTE_PTR pTemplate; - CK_ULONG ulAttributeCount; - - /* Locked region */ - { - *pError = NSSCKFWMutex_Lock(dbt->my_db->crustylock); - if( CKR_OK != *pError ) { - goto loser; - } - - *pdbrv = dbt->my_db->db->get(dbt->my_db->db, &dbt->dbt, &object, 0); - if( 0 == *pdbrv ) { - ; - } else if( *pdbrv > 0 ) { - *pError = CKR_OBJECT_HANDLE_INVALID; - goto done; - } else { - *pError = CKR_DEVICE_ERROR; - goto done; - } - - *pError = nss_dbm_db_unwrap_object(tmp, &object, &pTemplate, &ulAttributeCount); - if( CKR_OK != *pError ) { - goto done; - } - - for( i = 0; i < ulAttributeCount; i++ ) { - if( type == pTemplate[i].type ) { - rv = nss_ZNEW(arena, NSSItem); - if( (NSSItem *)NULL == rv ) { - *pError = CKR_HOST_MEMORY; - goto done; - } - rv->size = pTemplate[i].ulValueLen; - rv->data = nss_ZAlloc(arena, rv->size); - if( (void *)NULL == rv->data ) { - *pError = CKR_HOST_MEMORY; - goto done; - } - (void)memcpy(rv->data, pTemplate[i].pValue, rv->size); - break; - } - } - if( ulAttributeCount == i ) { - *pError = CKR_ATTRIBUTE_TYPE_INVALID; - goto done; - } - - done: - (void)NSSCKFWMutex_Unlock(dbt->my_db->crustylock); - } - - loser: - if( (NSSArena *)NULL != tmp ) { - NSSArena_Destroy(tmp); - } - - return rv; -} - -NSS_IMPLEMENT CK_RV -nss_dbm_db_set_object_attribute -( - nss_dbm_dbt_t *dbt, - CK_ATTRIBUTE_TYPE type, - NSSItem *value, - CK_ULONG *pdbrv -) -{ - CK_RV rv = CKR_OK; - DBT object; - CK_ULONG i; - NSSArena *tmp = NSSArena_Create(); - CK_ATTRIBUTE_PTR pTemplate; - CK_ULONG ulAttributeCount; - - /* Locked region */ - { - rv = NSSCKFWMutex_Lock(dbt->my_db->crustylock); - if( CKR_OK != rv ) { - goto loser; - } - - *pdbrv = dbt->my_db->db->get(dbt->my_db->db, &dbt->dbt, &object, 0); - if( 0 == *pdbrv ) { - ; - } else if( *pdbrv > 0 ) { - rv = CKR_OBJECT_HANDLE_INVALID; - goto done; - } else { - rv = CKR_DEVICE_ERROR; - goto done; - } - - rv = nss_dbm_db_unwrap_object(tmp, &object, &pTemplate, &ulAttributeCount); - if( CKR_OK != rv ) { - goto done; - } - - for( i = 0; i < ulAttributeCount; i++ ) { - if( type == pTemplate[i].type ) { - /* Replacing an existing attribute */ - pTemplate[i].ulValueLen = value->size; - pTemplate[i].pValue = value->data; - break; - } - } - - if( i == ulAttributeCount ) { - /* Adding a new attribute */ - CK_ATTRIBUTE_PTR npt = nss_ZNEWARRAY(tmp, CK_ATTRIBUTE, ulAttributeCount+1); - if( (CK_ATTRIBUTE_PTR)NULL == npt ) { - rv = CKR_DEVICE_ERROR; - goto done; - } - - for( i = 0; i < ulAttributeCount; i++ ) { - npt[i] = pTemplate[i]; - } - - npt[ulAttributeCount].type = type; - npt[ulAttributeCount].ulValueLen = value->size; - npt[ulAttributeCount].pValue = value->data; - - pTemplate = npt; - ulAttributeCount++; - } - - rv = nss_dbm_db_wrap_object(tmp, pTemplate, ulAttributeCount, &object); - if( CKR_OK != rv ) { - goto done; - } - - *pdbrv = dbt->my_db->db->put(dbt->my_db->db, &dbt->dbt, &object, 0); - if( 0 != *pdbrv ) { - rv = CKR_DEVICE_ERROR; - goto done; - } - - (void)dbt->my_db->db->sync(dbt->my_db->db, 0); - - done: - (void)NSSCKFWMutex_Unlock(dbt->my_db->crustylock); - } - - loser: - if( (NSSArena *)NULL != tmp ) { - NSSArena_Destroy(tmp); - } - - return rv; -} |