1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _SYS_SHA2_H 28*0Sstevel@tonic-gate #define _SYS_SHA2_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <sys/types.h> /* for uint_* */ 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #ifdef __cplusplus 35*0Sstevel@tonic-gate extern "C" { 36*0Sstevel@tonic-gate #endif 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #define SHA256 0 39*0Sstevel@tonic-gate #define SHA256_HMAC 1 40*0Sstevel@tonic-gate #define SHA256_HMAC_GEN 2 41*0Sstevel@tonic-gate #define SHA384 3 42*0Sstevel@tonic-gate #define SHA384_HMAC 4 43*0Sstevel@tonic-gate #define SHA384_HMAC_GEN 5 44*0Sstevel@tonic-gate #define SHA512 6 45*0Sstevel@tonic-gate #define SHA512_HMAC 7 46*0Sstevel@tonic-gate #define SHA512_HMAC_GEN 8 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate /* SHA2 context. */ 49*0Sstevel@tonic-gate typedef struct { 50*0Sstevel@tonic-gate uint32_t algotype; /* Algorithm Type */ 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate /* state (ABCDEFGH) */ 53*0Sstevel@tonic-gate union { 54*0Sstevel@tonic-gate uint32_t s32[8]; /* for SHA256 */ 55*0Sstevel@tonic-gate uint64_t s64[8]; /* for SHA384/512 */ 56*0Sstevel@tonic-gate } state; 57*0Sstevel@tonic-gate /* number of bits */ 58*0Sstevel@tonic-gate union { 59*0Sstevel@tonic-gate uint32_t c32[2]; /* for SHA256 , modulo 2^64 */ 60*0Sstevel@tonic-gate uint64_t c64[2]; /* for SHA384/512, modulo 2^128 */ 61*0Sstevel@tonic-gate } count; 62*0Sstevel@tonic-gate union { 63*0Sstevel@tonic-gate uint8_t buf8[128]; /* undigested input */ 64*0Sstevel@tonic-gate uint32_t buf32[32]; /* realigned input */ 65*0Sstevel@tonic-gate uint64_t buf64[16]; /* realigned input */ 66*0Sstevel@tonic-gate } buf_un; 67*0Sstevel@tonic-gate } SHA2_CTX; 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate extern void SHA2Init(uint64_t mech, SHA2_CTX *); 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate extern void SHA2Update(SHA2_CTX *, const uint8_t *, uint32_t); 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate extern void SHA2Final(uint8_t *, SHA2_CTX *); 74*0Sstevel@tonic-gate 75*0Sstevel@tonic-gate #ifdef __cplusplus 76*0Sstevel@tonic-gate } 77*0Sstevel@tonic-gate #endif 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate #endif /* _SYS_SHA2_H */ 80