security/nss/lib/ckfw/dbm/slot.c

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/security/nss/lib/ckfw/dbm/slot.c	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,181 @@
     1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.7 +
     1.8 +#include "ckdbm.h"
     1.9 +
    1.10 +static CK_RV
    1.11 +nss_dbm_mdSlot_Initialize
    1.12 +(
    1.13 +  NSSCKMDSlot *mdSlot,
    1.14 +  NSSCKFWSlot *fwSlot,
    1.15 +  NSSCKMDInstance *mdInstance,                                    
    1.16 +  NSSCKFWInstance *fwInstance
    1.17 +)
    1.18 +{
    1.19 +  nss_dbm_slot_t *slot = (nss_dbm_slot_t *)mdSlot->etc;
    1.20 +  nss_dbm_instance_t *instance = (nss_dbm_instance_t *)mdInstance->etc;
    1.21 +  CK_RV rv = CKR_OK;
    1.22 +
    1.23 +  slot->token_db = nss_dbm_db_open(instance->arena, fwInstance, slot->filename, 
    1.24 +                                   slot->flags, &rv);
    1.25 +  if( (nss_dbm_db_t *)NULL == slot->token_db ) {
    1.26 +    if( CKR_TOKEN_NOT_PRESENT == rv ) {
    1.27 +      /* This is not an error-- just means "the token isn't there" */
    1.28 +      rv = CKR_OK;
    1.29 +    }
    1.30 +  }
    1.31 +
    1.32 +  return rv;
    1.33 +}
    1.34 +
    1.35 +static void
    1.36 +nss_dbm_mdSlot_Destroy
    1.37 +(
    1.38 +  NSSCKMDSlot *mdSlot,
    1.39 +  NSSCKFWSlot *fwSlot,
    1.40 +  NSSCKMDInstance *mdInstance,                                    
    1.41 +  NSSCKFWInstance *fwInstance
    1.42 +)
    1.43 +{
    1.44 +  nss_dbm_slot_t *slot = (nss_dbm_slot_t *)mdSlot->etc;
    1.45 +
    1.46 +  if( (nss_dbm_db_t *)NULL != slot->token_db ) {
    1.47 +    nss_dbm_db_close(slot->token_db);
    1.48 +    slot->token_db = (nss_dbm_db_t *)NULL;
    1.49 +  }
    1.50 +}
    1.51 +
    1.52 +static NSSUTF8 *
    1.53 +nss_dbm_mdSlot_GetSlotDescription
    1.54 +(
    1.55 +  NSSCKMDSlot *mdSlot,
    1.56 +  NSSCKFWSlot *fwSlot,
    1.57 +  NSSCKMDInstance *mdInstance,                                    
    1.58 +  NSSCKFWInstance *fwInstance,
    1.59 +  CK_RV *pError
    1.60 +)
    1.61 +{
    1.62 +  return "Database";
    1.63 +}
    1.64 +
    1.65 +static NSSUTF8 *
    1.66 +nss_dbm_mdSlot_GetManufacturerID
    1.67 +(
    1.68 +  NSSCKMDSlot *mdSlot,
    1.69 +  NSSCKFWSlot *fwSlot,
    1.70 +  NSSCKMDInstance *mdInstance,                                    
    1.71 +  NSSCKFWInstance *fwInstance,
    1.72 +  CK_RV *pError
    1.73 +)
    1.74 +{
    1.75 +  return "Berkeley";
    1.76 +}
    1.77 +
    1.78 +static CK_BBOOL
    1.79 +nss_dbm_mdSlot_GetTokenPresent
    1.80 +(
    1.81 +  NSSCKMDSlot *mdSlot,
    1.82 +  NSSCKFWSlot *fwSlot,
    1.83 +  NSSCKMDInstance *mdInstance,                                    
    1.84 +  NSSCKFWInstance *fwInstance
    1.85 +)
    1.86 +{
    1.87 +  nss_dbm_slot_t *slot = (nss_dbm_slot_t *)mdSlot->etc;
    1.88 +
    1.89 +  if( (nss_dbm_db_t *)NULL == slot->token_db ) {
    1.90 +    return CK_FALSE;
    1.91 +  } else {
    1.92 +    return CK_TRUE;
    1.93 +  }
    1.94 +}
    1.95 +
    1.96 +static CK_BBOOL
    1.97 +nss_dbm_mdSlot_GetRemovableDevice
    1.98 +(
    1.99 +  NSSCKMDSlot *mdSlot,
   1.100 +  NSSCKFWSlot *fwSlot,
   1.101 +  NSSCKMDInstance *mdInstance,                                    
   1.102 +  NSSCKFWInstance *fwInstance
   1.103 +)
   1.104 +{
   1.105 +  /*
   1.106 +   * Well, this supports "tokens" (databases) that aren't there, so in
   1.107 +   * that sense they're removable.  It'd be nice to handle databases
   1.108 +   * that suddenly disappear (NFS-mounted home directories and network
   1.109 +   * errors, for instance) but that's a harder problem.  We'll say
   1.110 +   * we support removable devices, badly.
   1.111 +   */
   1.112 +
   1.113 +  return CK_TRUE;
   1.114 +}
   1.115 +
   1.116 +/* nss_dbm_mdSlot_GetHardwareSlot defaults to CK_FALSE */
   1.117 +/* 
   1.118 + * nss_dbm_mdSlot_GetHardwareVersion
   1.119 + * nss_dbm_mdSlot_GetFirmwareVersion
   1.120 + *
   1.121 + * These are kinda fuzzy concepts here.  I suppose we could return the
   1.122 + * Berkeley DB version for one of them, if we had an actual number we
   1.123 + * were confident in.  But mcom's "dbm" has been hacked enough that I
   1.124 + * don't really know from what "real" version it stems..
   1.125 + */
   1.126 +
   1.127 +static NSSCKMDToken *
   1.128 +nss_dbm_mdSlot_GetToken
   1.129 +(
   1.130 +  NSSCKMDSlot *mdSlot,
   1.131 +  NSSCKFWSlot *fwSlot,
   1.132 +  NSSCKMDInstance *mdInstance,                                    
   1.133 +  NSSCKFWInstance *fwInstance,
   1.134 +  CK_RV *pError
   1.135 +)
   1.136 +{
   1.137 +  nss_dbm_slot_t *slot = (nss_dbm_slot_t *)mdSlot->etc;
   1.138 +  return nss_dbm_mdToken_factory(slot, pError);
   1.139 +}
   1.140 +
   1.141 +NSS_IMPLEMENT NSSCKMDSlot *
   1.142 +nss_dbm_mdSlot_factory
   1.143 +(
   1.144 +  nss_dbm_instance_t *instance,
   1.145 +  char *filename,
   1.146 +  int flags,
   1.147 +  CK_RV *pError
   1.148 +)
   1.149 +{
   1.150 +  nss_dbm_slot_t *slot;
   1.151 +  NSSCKMDSlot *rv;
   1.152 +
   1.153 +  slot = nss_ZNEW(instance->arena, nss_dbm_slot_t);
   1.154 +  if( (nss_dbm_slot_t *)NULL == slot ) {
   1.155 +    *pError = CKR_HOST_MEMORY;
   1.156 +    return (NSSCKMDSlot *)NULL;
   1.157 +  }
   1.158 +
   1.159 +  slot->instance = instance;
   1.160 +  slot->filename = filename;
   1.161 +  slot->flags = flags;
   1.162 +  slot->token_db = (nss_dbm_db_t *)NULL;
   1.163 +
   1.164 +  rv = nss_ZNEW(instance->arena, NSSCKMDSlot);
   1.165 +  if( (NSSCKMDSlot *)NULL == rv ) {
   1.166 +    *pError = CKR_HOST_MEMORY;
   1.167 +    return (NSSCKMDSlot *)NULL;
   1.168 +  }
   1.169 +
   1.170 +  rv->etc = (void *)slot;
   1.171 +  rv->Initialize = nss_dbm_mdSlot_Initialize;
   1.172 +  rv->Destroy = nss_dbm_mdSlot_Destroy;
   1.173 +  rv->GetSlotDescription = nss_dbm_mdSlot_GetSlotDescription;
   1.174 +  rv->GetManufacturerID = nss_dbm_mdSlot_GetManufacturerID;
   1.175 +  rv->GetTokenPresent = nss_dbm_mdSlot_GetTokenPresent;
   1.176 +  rv->GetRemovableDevice = nss_dbm_mdSlot_GetRemovableDevice;
   1.177 +  /*  GetHardwareSlot */
   1.178 +  /*  GetHardwareVersion */
   1.179 +  /*  GetFirmwareVersion */
   1.180 +  rv->GetToken = nss_dbm_mdSlot_GetToken;
   1.181 +  rv->null = (void *)NULL;
   1.182 +
   1.183 +  return rv;
   1.184 +}

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