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Diffstat (limited to 'src/sw/hash_tester.py')
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diff --git a/src/sw/hash_tester.py b/src/sw/hash_tester.py deleted file mode 100755 index a1b838b..0000000 --- a/src/sw/hash_tester.py +++ /dev/null @@ -1,693 +0,0 @@ -#!/usr/bin/env python -# -*- coding: utf-8 -*- -#======================================================================= -# -# hash_tester.py -# -------------- -# This program sends several commands to the coretest_hashes subsystem -# in order to verify the SHA-1, SHA-256 and SHA-512/x hash function -# cores. The program will use the built in hash implementations in -# Python to do functional comparison and validation. -# -# This version of the program talks to the FPGA over an I2C bus, but -# does not require any additional modules. -# -# The single and dual block test cases are taken from the -# NIST KAT document: -# http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA_All.pdf -# -# -# Authors: Joachim Strömbergson, Paul Selkirk -# Copyright (c) 2014, SUNET -# -# Redistribution and use in source and binary forms, with or -# without modification, are permitted provided that the following -# conditions are met: -# -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF -# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -#======================================================================= - -#------------------------------------------------------------------- -# Python module imports. -#------------------------------------------------------------------- -import sys -import io -import fcntl - -#------------------------------------------------------------------- -# Defines. -#------------------------------------------------------------------- - -# addresses and codes common to all hash cores -ADDR_NAME0 = 0x00 -ADDR_NAME1 = 0x01 -ADDR_VERSION = 0x02 -ADDR_CTRL = 0x08 -CTRL_INIT_CMD = 1 -CTRL_NEXT_CMD = 2 -ADDR_STATUS = 0x09 -STATUS_READY_BIT = 1 -STATUS_VALID_BIT = 2 - -#---------------------------------------------------------------- -# NIST sample message blocks and expected digests -#---------------------------------------------------------------- - -# SHA-1/SHA-256 One Block Message Sample -# Input Message: "abc" -NIST_512_SINGLE = [ 0x61626380, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000018 ] - -SHA1_SINGLE_DIGEST = [ 0xa9993e36, 0x4706816a, 0xba3e2571, 0x7850c26c, - 0x9cd0d89d ] - -SHA256_SINGLE_DIGEST = [ 0xBA7816BF, 0x8F01CFEA, 0x414140DE, 0x5DAE2223, - 0xB00361A3, 0x96177A9C, 0xB410FF61, 0xF20015AD ] - -# SHA-1/SHA-256 Two Block Message Sample -# Input Message: "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" -NIST_512_DOUBLE0 = [ 0x61626364, 0x62636465, 0x63646566, 0x64656667, - 0x65666768, 0x66676869, 0x6768696A, 0x68696A6B, - 0x696A6B6C, 0x6A6B6C6D, 0x6B6C6D6E, 0x6C6D6E6F, - 0x6D6E6F70, 0x6E6F7071, 0x80000000, 0x00000000 ] -NIST_512_DOUBLE1 = [ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x000001C0 ] - -SHA1_DOUBLE_DIGEST = [ 0x84983E44, 0x1C3BD26E, 0xBAAE4AA1, 0xF95129E5, - 0xE54670F1 ] - -SHA256_DOUBLE_DIGEST = [ 0x248D6A61, 0xD20638B8, 0xE5C02693, 0x0C3E6039, - 0xA33CE459, 0x64FF2167, 0xF6ECEDD4, 0x19DB06C1 ] - -# SHA-512 One Block Message Sample -# Input Message: "abc" -NIST_1024_SINGLE = [ 0x61626380, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000018 ] - -SHA512_224_SINGLE_DIGEST = [0x4634270f, 0x707b6a54, 0xdaae7530, 0x460842e2, - 0x0e37ed26, 0x5ceee9a4, 0x3e8924aa] -SHA512_256_SINGLE_DIGEST = [0x53048e26, 0x81941ef9, 0x9b2e29b7, 0x6b4c7dab, - 0xe4c2d0c6, 0x34fc6d46, 0xe0e2f131, 0x07e7af23] -SHA384_SINGLE_DIGEST = [0xcb00753f, 0x45a35e8b, 0xb5a03d69, 0x9ac65007, - 0x272c32ab, 0x0eded163, 0x1a8b605a, 0x43ff5bed, - 0x8086072b, 0xa1e7cc23, 0x58baeca1, 0x34c825a7] -SHA512_SINGLE_DIGEST = [0xddaf35a1, 0x93617aba, 0xcc417349, 0xae204131, - 0x12e6fa4e, 0x89a97ea2, 0x0a9eeee6, 0x4b55d39a, - 0x2192992a, 0x274fc1a8, 0x36ba3c23, 0xa3feebbd, - 0x454d4423, 0x643ce80e, 0x2a9ac94f, 0xa54ca49f] - -# SHA-512 Two Block Message Sample -# Input Message: "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn" -# "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" -NIST_1024_DOUBLE0 = [ 0x61626364, 0x65666768, 0x62636465, 0x66676869, - 0x63646566, 0x6768696a, 0x64656667, 0x68696a6b, - 0x65666768, 0x696a6b6c, 0x66676869, 0x6a6b6c6d, - 0x6768696a, 0x6b6c6d6e, 0x68696a6b, 0x6c6d6e6f, - 0x696a6b6c, 0x6d6e6f70, 0x6a6b6c6d, 0x6e6f7071, - 0x6b6c6d6e, 0x6f707172, 0x6c6d6e6f, 0x70717273, - 0x6d6e6f70, 0x71727374, 0x6e6f7071, 0x72737475, - 0x80000000, 0x00000000, 0x00000000, 0x00000000 ] -NIST_1024_DOUBLE1 = [ 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, - 0x00000000, 0x00000000, 0x00000000, 0x00000380 ] - -SHA512_224_DOUBLE_DIGEST = [ 0x23fec5bb, 0x94d60b23, 0x30819264, 0x0b0c4533, - 0x35d66473, 0x4fe40e72, 0x68674af9 ] -SHA512_256_DOUBLE_DIGEST = [ 0x3928e184, 0xfb8690f8, 0x40da3988, 0x121d31be, - 0x65cb9d3e, 0xf83ee614, 0x6feac861, 0xe19b563a ] -SHA384_DOUBLE_DIGEST = [ 0x09330c33, 0xf71147e8, 0x3d192fc7, 0x82cd1b47, - 0x53111b17, 0x3b3b05d2, 0x2fa08086, 0xe3b0f712, - 0xfcc7c71a, 0x557e2db9, 0x66c3e9fa, 0x91746039 ] -SHA512_DOUBLE_DIGEST = [ 0x8e959b75, 0xdae313da, 0x8cf4f728, 0x14fc143f, - 0x8f7779c6, 0xeb9f7fa1, 0x7299aead, 0xb6889018, - 0x501d289e, 0x4900f7e4, 0x331b99de, 0xc4b5433a, - 0xc7d329ee, 0xb6dd2654, 0x5e96e55b, 0x874be909 ] - -#---------------------------------------------------------------- -# I2C class -#---------------------------------------------------------------- - -# default configuration -I2C_dev = "/dev/i2c-2" -I2C_addr = 0x0f - -# from /usr/include/linux/i2c-dev.h -I2C_SLAVE = 0x0703 - -def hexlist(list): - return "[ " + ' '.join('%02x' % b for b in list) + " ]" - -class I2C: - # file handle for the i2c device - file = None - - # constructor: initialize the i2c communications channel - def __init__(self, dev=I2C_dev, addr=I2C_addr): - self.dev = dev - self.addr = addr - try: - self.file = io.FileIO(self.dev, 'r+b') - except IOError as e: - print "Unable to open %s: %s" % (self.dev, e.strerror) - sys.exit(1) - try: - fcntl.ioctl(self.file, I2C_SLAVE, self.addr) - except IOError as e: - print "Unable to set I2C slave device 0x%02x: %s" % (self.addr, e.strerror) - sys.exit(1) - - # destructor: close the i2c communications channel - def __del__(self): - if (self.file): - self.file.close() - - # write a command to the i2c device - def write(self, buf): - if DEBUG: - print "write %s" % hexlist(buf) - self.file.write(bytearray(buf)) - - # read one response byte from the i2c device - def read(self): - # read() on the i2c device will only return one byte at a time, - # and tc.get_resp() needs to parse the response one byte at a time - return ord(self.file.read(1)) - -#---------------------------------------------------------------- -# test-case class -#---------------------------------------------------------------- - -# command codes -SOC = 0x55 -EOC = 0xaa -READ_CMD = 0x10 -WRITE_CMD = 0x11 -RESET_CMD = 0x01 - -# response codes -SOR = 0xaa -EOR = 0x55 -READ_OK = 0x7f -WRITE_OK = 0x7e -RESET_OK = 0x7d -UNKNOWN = 0xfe -ERROR = 0xfd - -class TcError(Exception): - pass - -class tc: - def __init__(self, i2c, addr0, addr1): - self.i2c = i2c - self.addr0 = addr0 - self.addr1 = addr1 - - def send_write_cmd(self, data): - buf = [SOC, WRITE_CMD, self.addr0, self.addr1] - for s in (24, 16, 8, 0): - buf.append(data >> s & 0xff) - buf.append(EOC) - self.i2c.write(buf) - - def send_read_cmd(self): - buf = [SOC, READ_CMD, self.addr0, self.addr1, EOC] - self.i2c.write(buf) - - def get_resp(self): - buf = [] - len = 2 - i = 0 - while i < len: - b = self.i2c.read() - if ((i == 0) and (b != SOR)): - # we've gotten out of sync, and there's probably nothing we can do - print "response byte 0: expected 0x%02x (SOR), got 0x%02x" % (SOR, b) - raise TcError() - elif (i == 1): # response code - try: - # anonymous dictionary of message lengths - len = {READ_OK:9, WRITE_OK:5, RESET_OK:3, ERROR:4, UNKNOWN:4}[b] - except KeyError: # unknown response code - # we've gotten out of sync, and there's probably nothing we can do - print "unknown response code 0x%02x" % b - raise TcError() - buf.append(b) - i += 1 - if DEBUG: - print "read %s" % hexlist(buf) - return buf - - def get_expected(self, expected): - buf = self.get_resp() - if (buf != expected): - print "expected %s,\nreceived %s" % (hexlist(expected), hexlist(buf)) - raise TcError() - - def get_write_resp(self): - expected = [SOR, WRITE_OK, self.addr0, self.addr1, EOR] - self.get_expected(expected) - - def get_read_resp(self, data): - expected = [SOR, READ_OK, self.addr0, self.addr1] - for s in (24, 16, 8, 0): - expected.append(data >> s & 0xff) - expected.append(EOR) - self.get_expected(expected) - - def write(self, data): - self.send_write_cmd(data) - self.get_write_resp() - - def read(self, data): - self.send_read_cmd() - self.get_read_resp(data) - -def tc_write(i2c, addr0, addr1, data): - tc(i2c, addr0, addr1).write(data) - -def tc_read(i2c, addr0, addr1, data): - tc(i2c, addr0, addr1).read(data) - -def tc_init(i2c, addr0): - tc(i2c, addr0, ADDR_CTRL).write(CTRL_INIT_CMD) - -def tc_next(i2c, addr0): - tc(i2c, addr0, ADDR_CTRL).write(CTRL_NEXT_CMD) - -def tc_wait(i2c, addr0, status): - t = tc(i2c, addr0, ADDR_STATUS) - while 1: - t.send_read_cmd() - buf = t.get_resp() - if ((buf[7] & status) == status): - break - -def tc_wait_ready(i2c, addr0): - tc_wait(i2c, addr0, STATUS_READY_BIT) - -def tc_wait_valid(i2c, addr0): - tc_wait(i2c, addr0, STATUS_VALID_BIT) - -#---------------------------------------------------------------- -# SHA-1 test cases -#---------------------------------------------------------------- -SHA1_ADDR_PREFIX = 0x10 -SHA1_ADDR_BLOCK = 0x10 -SHA1_ADDR_DIGEST = 0x20 - -def sha1_read(i2c, addr, data): - tc_read(i2c, SHA1_ADDR_PREFIX, addr, data) - -def sha1_write(i2c, addr, data): - tc_write(i2c, SHA1_ADDR_PREFIX, addr, data) - -def sha1_init(i2c): - tc_init(i2c, SHA1_ADDR_PREFIX) - -def sha1_next(i2c): - tc_next(i2c, SHA1_ADDR_PREFIX) - -def sha1_wait_ready(i2c): - tc_wait_ready(i2c, SHA1_ADDR_PREFIX) - -def sha1_wait_valid(i2c): - tc_wait_valid(i2c, SHA1_ADDR_PREFIX) - -# TC1: Read name and version from SHA-1 core. -def TC1(i2c): - print "TC1: Reading name, type and version words from SHA-1 core." - - sha1_read(i2c, ADDR_NAME0, 0x73686131) # "sha1" - sha1_read(i2c, ADDR_NAME1, 0x20202020) # " " - sha1_read(i2c, ADDR_VERSION, 0x302e3530) # "0.50" - -# TC2: SHA-1 Single block message test as specified by NIST. -def TC2(i2c): - block = NIST_512_SINGLE - expected = SHA1_SINGLE_DIGEST - - print "TC2: Single block message test for SHA-1." - - # Write block to SHA-1. - for i in range(len(block)): - sha1_write(i2c, SHA1_ADDR_BLOCK + i, block[i]) - - # Start initial block hashing, wait and check status. - sha1_init(i2c) - sha1_wait_valid(i2c) - - # Extract the digest. - for i in range(len(expected)): - sha1_read(i2c, SHA1_ADDR_DIGEST + i, expected[i]) - -# TC3: SHA-1 Double block message test as specified by NIST. -def TC3(i2c): - block = [ NIST_512_DOUBLE0, NIST_512_DOUBLE1 ] - block0_expected = [ 0xF4286818, 0xC37B27AE, 0x0408F581, 0x84677148, - 0x4A566572 ] - expected = SHA1_DOUBLE_DIGEST - - print "TC3: Double block message test for SHA-1." - - # Write first block to SHA-1. - for i in range(len(block[0])): - sha1_write(i2c, SHA1_ADDR_BLOCK + i, block[0][i]) - - # Start initial block hashing, wait and check status. - sha1_init(i2c) - sha1_wait_valid(i2c) - - # Extract the first digest. - for i in range(len(block0_expected)): - sha1_read(i2c, SHA1_ADDR_DIGEST + i, block0_expected[i]) - - # Write second block to SHA-1. - for i in range(len(block[1])): - sha1_write(i2c, SHA1_ADDR_BLOCK + i, block[1][i]) - - # Start next block hashing, wait and check status. - sha1_next(i2c) - sha1_wait_valid(i2c) - - # Extract the second digest. - for i in range(len(expected)): - sha1_read(i2c, SHA1_ADDR_DIGEST + i, expected[i]) - -#---------------------------------------------------------------- -# SHA-256 test cases -#---------------------------------------------------------------- -SHA256_ADDR_PREFIX = 0x20 -SHA256_ADDR_BLOCK = 0x10 -SHA256_ADDR_DIGEST = 0x20 - -def sha256_read(i2c, addr, data): - tc_read(i2c, SHA256_ADDR_PREFIX, addr, data) - -def sha256_write(i2c, addr, data): - tc_write(i2c, SHA256_ADDR_PREFIX, addr, data) - -def sha256_init(i2c): - tc_init(i2c, SHA256_ADDR_PREFIX) - -def sha256_next(i2c): - tc_next(i2c, SHA256_ADDR_PREFIX) - -def sha256_wait_ready(i2c): - tc_wait_ready(i2c, SHA256_ADDR_PREFIX) - -def sha256_wait_valid(i2c): - tc_wait_valid(i2c, SHA256_ADDR_PREFIX) - -# TC4: Read name and version from SHA-256 core. -def TC4(i2c): - print "TC4: Reading name, type and version words from SHA-256 core." - - sha256_read(i2c, ADDR_NAME0, 0x73686132) # "sha2" - sha256_read(i2c, ADDR_NAME1, 0x2d323536) # "-256" - sha256_read(i2c, ADDR_VERSION, 0x302e3830) # "0.80" - -# TC5: SHA-256 Single block message test as specified by NIST. -def TC5(i2c): - block = NIST_512_SINGLE - expected = SHA256_SINGLE_DIGEST - - print "TC5: Single block message test for SHA-256." - - # Write block to SHA-256. - for i in range(len(block)): - sha256_write(i2c, SHA256_ADDR_BLOCK + i, block[i]) - - # Start initial block hashing, wait and check status. - sha256_init(i2c) - sha256_wait_valid(i2c) - - # Extract the digest. - for i in range(len(expected)): - sha256_read(i2c, SHA256_ADDR_DIGEST + i, expected[i]) - -# TC6: SHA-256 Double block message test as specified by NIST. -def TC6(i2c): - block = [ NIST_512_DOUBLE0, NIST_512_DOUBLE1 ] - block0_expected = [ 0x85E655D6, 0x417A1795, 0x3363376A, 0x624CDE5C, - 0x76E09589, 0xCAC5F811, 0xCC4B32C1, 0xF20E533A ] - expected = SHA256_DOUBLE_DIGEST - - print "TC6: Double block message test for SHA-256." - - # Write first block to SHA-256. - for i in range(len(block[0])): - sha256_write(i2c, SHA256_ADDR_BLOCK + i, block[0][i]) - - # Start initial block hashing, wait and check status. - sha256_init(i2c) - sha256_wait_valid(i2c) - - # Extract the first digest. - for i in range(len(block0_expected)): - sha256_read(i2c, SHA256_ADDR_DIGEST + i, block0_expected[i]) - - # Write second block to SHA-256. - for i in range(len(block[1])): - sha256_write(i2c, SHA256_ADDR_BLOCK + i, block[1][i]) - - # Start next block hashing, wait and check status. - sha256_next(i2c) - sha256_wait_valid(i2c) - - # Extract the second digest. - for i in range(len(expected)): - sha256_read(i2c, SHA256_ADDR_DIGEST + i, expected[i]) - -# TC7: SHA-256 Huge message test. -def TC7(i2c): - block = [ 0xaa55aa55, 0xdeadbeef, 0x55aa55aa, 0xf00ff00f, - 0xaa55aa55, 0xdeadbeef, 0x55aa55aa, 0xf00ff00f, - 0xaa55aa55, 0xdeadbeef, 0x55aa55aa, 0xf00ff00f, - 0xaa55aa55, 0xdeadbeef, 0x55aa55aa, 0xf00ff00f ] - expected = [ 0x7638f3bc, 0x500dd1a6, 0x586dd4d0, 0x1a1551af, - 0xd821d235, 0x2f919e28, 0xd5842fab, 0x03a40f2a ] - n = 1000 - - print "TC7: Message with %d blocks test for SHA-256." % n - - # Write first block to SHA-256. - for i in range(len(block)): - sha256_write(i2c, SHA256_ADDR_BLOCK + i, block[i]) - - # Start initial block hashing, wait and check status. - sha256_init(i2c) - sha256_wait_ready(i2c) - - # First block done. Do the rest. - for i in range(n - 1): - # Start next block hashing, wait and check status. - sha256_next(i2c) - sha256_wait_ready(i2c) - - # XXX valid is probably set at the same time as ready - sha256_wait_valid(i2c) - - # Extract the final digest. - for i in range(len(expected)): - sha256_read(i2c, SHA256_ADDR_DIGEST + i, expected[i]) - -#---------------------------------------------------------------- -# SHA-512 test cases -#---------------------------------------------------------------- -SHA512_ADDR_PREFIX = 0x30 -SHA512_ADDR_BLOCK = 0x10 -SHA512_ADDR_DIGEST = 0x40 -SHA512_CTRL_MODE_LOW = 2 -SHA512_CTRL_MODE_HIGH = 3 -MODE_SHA_512_224 = 0 -MODE_SHA_512_256 = 1 -MODE_SHA_384 = 2 -MODE_SHA_512 = 3 - -def sha512_read(i2c, addr, data): - tc_read(i2c, SHA512_ADDR_PREFIX, addr, data) - -def sha512_write(i2c, addr, data): - tc_write(i2c, SHA512_ADDR_PREFIX, addr, data) - -def sha512_init(i2c, mode): - tc_write(i2c, SHA512_ADDR_PREFIX, ADDR_CTRL, - CTRL_INIT_CMD + (mode << SHA512_CTRL_MODE_LOW)) - -def sha512_next(i2c, mode): - tc_write(i2c, SHA512_ADDR_PREFIX, ADDR_CTRL, - CTRL_NEXT_CMD + (mode << SHA512_CTRL_MODE_LOW)) - -def sha512_wait_ready(i2c): - tc_wait_ready(i2c, SHA512_ADDR_PREFIX) - -def sha512_wait_valid(i2c): - tc_wait_valid(i2c, SHA512_ADDR_PREFIX) - -# TC8: Read name and version from SHA-512 core. -def TC8(i2c): - print "TC8: Reading name, type and version words from SHA-512 core." - - sha512_read(i2c, ADDR_NAME0, 0x73686132) # "sha2" - sha512_read(i2c, ADDR_NAME1, 0x2d353132) # "-512" - sha512_read(i2c, ADDR_VERSION, 0x302e3830) # "0.80" - -# TC9: SHA-512 Single block message test as specified by NIST. -# We do this for all modes. -def TC9(i2c): - def tc9(i2c, mode, expected): - block = NIST_1024_SINGLE - - # Write block to SHA-512. - for i in range(len(block)): - sha512_write(i2c, SHA512_ADDR_BLOCK + i, block[i]) - - # Start initial block hashing, wait and check status. - sha512_init(i2c, mode) - sha512_wait_valid(i2c) - - # Extract the digest. - for i in range(len(expected)): - sha512_read(i2c, SHA512_ADDR_DIGEST + i, expected[i]) - - print "TC9-1: Single block message test for SHA-512/224." - tc9(i2c, MODE_SHA_512_224, SHA512_224_SINGLE_DIGEST) - - print "TC9-2: Single block message test for SHA-512/256." - tc9(i2c, MODE_SHA_512_256, SHA512_256_SINGLE_DIGEST) - - print "TC9-3: Single block message test for SHA-384." - tc9(i2c, MODE_SHA_384, SHA384_SINGLE_DIGEST) - - print "TC9-4: Single block message test for SHA-512." - tc9(i2c, MODE_SHA_512, SHA512_SINGLE_DIGEST) - -# TC10: SHA-512 Single block message test as specified by NIST. -# We do this for all modes. -def TC10(i2c): - def tc10(i2c, mode, expected): - block = [ NIST_1024_DOUBLE0, NIST_1024_DOUBLE1 ] - - # Write first block to SHA-512. - for i in range(len(block[0])): - sha512_write(i2c, SHA512_ADDR_BLOCK + i, block[0][i]) - - # Start initial block hashing, wait and check status. - sha512_init(i2c, mode) - sha512_wait_ready(i2c) - - # Write second block to SHA-512. - for i in range(len(block[1])): - sha512_write(i2c, SHA512_ADDR_BLOCK + i, block[1][i]) - - # Start next block hashing, wait and check status. - sha512_next(i2c, mode) - sha512_wait_valid(i2c) - - # Extract the digest. - for i in range(len(expected)): - sha512_read(i2c, SHA512_ADDR_DIGEST + i, expected[i]) - - print "TC10-1: Double block message test for SHA-512/224." - tc10(i2c, MODE_SHA_512_224, SHA512_224_DOUBLE_DIGEST) - - print "TC10-2: Double block message test for SHA-512/256." - tc10(i2c, MODE_SHA_512_256, SHA512_256_DOUBLE_DIGEST) - - print "TC10-3: Double block message test for SHA-384." - tc10(i2c, MODE_SHA_384, SHA384_DOUBLE_DIGEST) - - print "TC10-4: Double block message test for SHA-512." - tc10(i2c, MODE_SHA_512, SHA512_DOUBLE_DIGEST) - - -#---------------------------------------------------------------- -# main -#---------------------------------------------------------------- -if __name__ == '__main__': - import argparse - - all_tests = [ TC1, TC2, TC3, TC4, TC5, TC6, TC7, TC8, TC9, TC10 ] - sha1_tests = all_tests[0:3] - sha256_tests = all_tests[3:7] - sha512_tests = all_tests[7:] - - parser = argparse.ArgumentParser() - parser.add_argument('-d', '--debug', action='store_true', - help='add debugging/trace information') - parser.add_argument('-i', dest='dev', default=I2C_dev, - help='I2C device name (default ' + I2C_dev + ')') - parser.add_argument('-a', dest='addr', type=lambda x:int(x,0), default=I2C_addr, - help='I2C device address (default ' + hex(I2C_addr) + ')') - parser.add_argument('test_cases', metavar='TC', nargs='*', - help='test case number, "sha1", "sha256", "sha512", or "all"') - args = parser.parse_args() - DEBUG = args.debug - i = I2C(args.dev, args.addr) - - if (not args.test_cases): - for TC in all_tests: - TC(i) - else: - for t in args.test_cases: - if (t == 'sha1'): - for TC in sha1_tests: - TC(i) - elif (t == 'sha256'): - for TC in sha256_tests: - TC(i) - elif (t == 'sha512'): - for TC in sha512_tests: - TC(i) - elif (t == 'all'): - for TC in all_tests: - TC(i) - else: - try: - n = int(t) - except: - print 'invalid test case %s' % t - else: - if ((n < 1) or (n > len(all_tests))): - print 'invalid test case %d' % n - else: - all_tests[n-1](i) - -#======================================================================= -# EOF hash_tester.py -#======================================================================= |