diff options
Diffstat (limited to 'i2c/sw/hash_i2c.c')
| -rw-r--r-- | i2c/sw/hash_i2c.c | 92 |
1 files changed, 9 insertions, 83 deletions
diff --git a/i2c/sw/hash_i2c.c b/i2c/sw/hash_i2c.c index c3ca013..04006d3 100644 --- a/i2c/sw/hash_i2c.c +++ b/i2c/sw/hash_i2c.c @@ -1,13 +1,13 @@ -/* +/* * hash.c * ------ * This program uses the coretest_hashes subsystem to produce a * cryptographic hash of a file or input stream. It is a generalization * of the hash_tester.c test program. - * + * * Authors: Joachim Strömbergson, Paul Selkirk * Copyright (c) 2014-2015, NORDUnet A/S All rights reserved. - * + * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: @@ -46,8 +46,9 @@ #include <assert.h> #include "tc_i2c.h" +#include "cryptech_memory_map.h" -char *usage = +char *usage = "Usage: %s [-d] [-v] [-q] [-i I2C_device] [-a I2C_addr] [algorithm [file]]\n" "algorithms: sha-1, sha-256, sha-512/224, sha-512/256, sha-384, sha-512\n"; @@ -55,81 +56,6 @@ int debug = 0; int quiet = 0; int verbose = 0; -/* memory segments for core families */ -#define SEGMENT_OFFSET_GLOBALS 0x0000 -#define SEGMENT_OFFSET_HASHES 0x2000 -#define SEGMENT_OFFSET_RNGS 0x4000 -#define SEGMENT_OFFSET_CIPHERS 0x6000 - -#define CORE_SIZE 0x100 - -/* addresses and codes common to all cores */ -#define ADDR_NAME0 0x00 -#define ADDR_NAME1 0x01 -#define ADDR_VERSION 0x02 - -/* At segment 0, we have board-level register and communication channel registers */ -#define BOARD_ADDR_BASE SEGMENT_OFFSET_GLOBALS + (0x00 * CORE_SIZE) -#define BOARD_ADDR_NAME0 BOARD_ADDR_BASE + ADDR_NAME0 -#define BOARD_ADDR_NAME1 BOARD_ADDR_BASE + ADDR_NAME1 -#define BOARD_ADDR_VERSION BOARD_ADDR_BASE + ADDR_VERSION -#define BOARD_ADDR_DUMMY BOARD_ADDR_BASE + 0xFF - -#define COMM_ADDR_BASE SEGMENT_OFFSET_GLOBALS + (0x01 * CORE_SIZE) -#define COMM_ADDR_NAME0 COMM_ADDR_BASE + ADDR_NAME0 -#define COMM_ADDR_NAME1 COMM_ADDR_BASE + ADDR_NAME1 -#define COMM_ADDR_VERSION COMM_ADDR_BASE + ADDR_VERSION - -/* addresses and codes common to all hash cores */ -#define ADDR_CTRL 0x08 -#define CTRL_INIT_CMD 1 -#define CTRL_NEXT_CMD 2 -#define ADDR_STATUS 0x09 -#define STATUS_READY_BIT 1 -#define STATUS_VALID_BIT 2 -#define ADDR_BLOCK 0x10 -#define ADDR_DIGEST 0x20 - -/* addresses and codes for the specific hash cores */ -#define SHA1_ADDR_BASE SEGMENT_OFFSET_HASHES + (0*CORE_SIZE) -#define SHA1_ADDR_NAME0 SHA1_ADDR_BASE + ADDR_NAME0 -#define SHA1_ADDR_NAME1 SHA1_ADDR_BASE + ADDR_NAME1 -#define SHA1_ADDR_VERSION SHA1_ADDR_BASE + ADDR_VERSION -#define SHA1_ADDR_CTRL SHA1_ADDR_BASE + ADDR_CTRL -#define SHA1_ADDR_STATUS SHA1_ADDR_BASE + ADDR_STATUS -#define SHA1_ADDR_BLOCK SHA1_ADDR_BASE + ADDR_BLOCK -#define SHA1_ADDR_DIGEST SHA1_ADDR_BASE + ADDR_DIGEST -#define SHA1_BLOCK_LEN 512 / 8 -#define SHA1_DIGEST_LEN 160 / 8 - -#define SHA256_ADDR_BASE SEGMENT_OFFSET_HASHES + (1*CORE_SIZE) -#define SHA256_ADDR_NAME0 SHA256_ADDR_BASE + ADDR_NAME0 -#define SHA256_ADDR_NAME1 SHA256_ADDR_BASE + ADDR_NAME1 -#define SHA256_ADDR_VERSION SHA256_ADDR_BASE + ADDR_VERSION -#define SHA256_ADDR_CTRL SHA256_ADDR_BASE + ADDR_CTRL -#define SHA256_ADDR_STATUS SHA256_ADDR_BASE + ADDR_STATUS -#define SHA256_ADDR_BLOCK SHA256_ADDR_BASE + ADDR_BLOCK -#define SHA256_ADDR_DIGEST SHA256_ADDR_BASE + ADDR_DIGEST -#define SHA256_BLOCK_LEN 512 / 8 -#define SHA256_DIGEST_LEN 256 / 8 - -#define SHA512_ADDR_BASE SEGMENT_OFFSET_HASHES + (2*CORE_SIZE) -#define SHA512_ADDR_NAME0 SHA512_ADDR_BASE + ADDR_NAME0 -#define SHA512_ADDR_NAME1 SHA512_ADDR_BASE + ADDR_NAME1 -#define SHA512_ADDR_VERSION SHA512_ADDR_BASE + ADDR_VERSION -#define SHA512_ADDR_CTRL SHA512_ADDR_BASE + ADDR_CTRL -#define SHA512_ADDR_STATUS SHA512_ADDR_BASE + ADDR_STATUS -#define SHA512_ADDR_BLOCK SHA512_ADDR_BASE + ADDR_BLOCK -#define SHA512_ADDR_DIGEST SHA512_ADDR_BASE + 0x40 -#define SHA512_BLOCK_LEN 1024 / 8 -#define SHA512_224_DIGEST_LEN 224 / 8 -#define SHA512_256_DIGEST_LEN 256 / 8 -#define SHA384_DIGEST_LEN 384 / 8 -#define SHA512_DIGEST_LEN 512 / 8 -#define MODE_SHA_512_224 0 << 2 -#define MODE_SHA_512_256 1 << 2 -#define MODE_SHA_384 2 << 2 -#define MODE_SHA_512 3 << 2 /* ---------------- algorithm lookup code ---------------- */ @@ -205,15 +131,15 @@ int transmit(off_t offset, uint8_t *block, int blen, int mode, int first) off_t base = offset & ~(0xff); if (tc_write(offset, block, blen) != 0) - return EXIT_FAILURE; + return 1; if (first) { if (tc_init(base + ADDR_CTRL, mode) != 0) - return EXIT_FAILURE; + return 1; } else { if (tc_next(base + ADDR_CTRL, mode) != 0) - return EXIT_FAILURE; + return 1; } return tc_wait_ready(base + ADDR_STATUS); @@ -229,7 +155,7 @@ int pad_transmit(off_t offset, uint8_t *block, uint8_t flen, uint8_t blen, if (blen - flen < ((blen == 64) ? 8 : 16)) { if (transmit(offset, block, blen, mode, first) != 0) - return EXIT_FAILURE; + return 1; first = 0; memset(block, 0, blen); } |