1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <security/cryptoki.h> 30 #include "pkcs11Global.h" 31 #include "pkcs11Session.h" 32 #include "pkcs11Slot.h" 33 34 /* 35 * C_SeedRandom will verify that the session handle is valid within 36 * the framework, that random numbers are not disabled for the slot 37 * associated with this session, and then redirect to the underlying 38 * provider. 39 */ 40 CK_RV 41 C_SeedRandom(CK_SESSION_HANDLE hSession, CK_BYTE_PTR pSeed, CK_ULONG ulSeedLen) 42 { 43 CK_RV rv; 44 pkcs11_session_t *sessp; 45 CK_SLOT_ID slotid; 46 47 /* Check for a fastpath */ 48 if (purefastpath || policyfastpath) { 49 /* Check if random number functions are allowed */ 50 if (policyfastpath && 51 slottable->st_slots[fast_slot]->sl_norandom) { 52 return (CKR_FUNCTION_FAILED); 53 } 54 return (fast_funcs->C_SeedRandom(hSession, pSeed, ulSeedLen)); 55 } 56 57 if (!pkcs11_initialized) { 58 return (CKR_CRYPTOKI_NOT_INITIALIZED); 59 } 60 61 /* Obtain the session pointer */ 62 HANDLE2SESSION(hSession, sessp, rv); 63 64 if (rv != CKR_OK) { 65 return (rv); 66 } 67 68 slotid = sessp->se_slotid; 69 70 /* Check if random number functions are allowed */ 71 if (slottable->st_slots[slotid]->sl_norandom) 72 return (CKR_FUNCTION_FAILED); 73 74 /* Pass data to the provider */ 75 rv = FUNCLIST(slotid)->C_SeedRandom(sessp->se_handle, pSeed, 76 ulSeedLen); 77 78 /* Present consistent interface to the application */ 79 if (rv == CKR_FUNCTION_NOT_SUPPORTED) { 80 return (CKR_FUNCTION_FAILED); 81 } 82 83 return (rv); 84 } 85 86 /* 87 * C_GenerateRandom will verify that the session handle is valid within 88 * the framework, that random numbers are not disabled for the slot 89 * associated with this session, and then redirect to the underlying 90 * provider. 91 */ 92 CK_RV 93 C_GenerateRandom(CK_SESSION_HANDLE hSession, CK_BYTE_PTR pRandomData, 94 CK_ULONG ulRandomLen) 95 { 96 CK_RV rv; 97 pkcs11_session_t *sessp; 98 CK_SLOT_ID slotid; 99 100 /* Check for a fastpath */ 101 if (purefastpath || policyfastpath) { 102 /* Check if random number functions are allowed */ 103 if (policyfastpath && 104 slottable->st_slots[fast_slot]->sl_norandom) { 105 return (CKR_FUNCTION_FAILED); 106 } 107 return (fast_funcs->C_GenerateRandom(hSession, pRandomData, 108 ulRandomLen)); 109 } 110 111 if (!pkcs11_initialized) { 112 return (CKR_CRYPTOKI_NOT_INITIALIZED); 113 } 114 115 /* Obtain the session pointer */ 116 HANDLE2SESSION(hSession, sessp, rv); 117 118 if (rv != CKR_OK) { 119 return (rv); 120 } 121 122 slotid = sessp->se_slotid; 123 124 /* Check if random number functions are allowed */ 125 if (slottable->st_slots[slotid]->sl_norandom) 126 return (CKR_FUNCTION_FAILED); 127 128 /* Pass data to the provider */ 129 rv = FUNCLIST(sessp->se_slotid)->C_GenerateRandom(sessp->se_handle, 130 pRandomData, ulRandomLen); 131 132 /* Present consistent interface to the application */ 133 if (rv == CKR_FUNCTION_NOT_SUPPORTED) { 134 return (CKR_FUNCTION_FAILED); 135 } 136 137 return (rv); 138 } 139