67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
/*
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* Copyright (C) 2014-2015 Apple Inc. All rights reserved.
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*
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* This document is the property of Apple Inc.
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* It is considered confidential and proprietary.
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*
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* This document may not be reproduced or transmitted in any form,
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* in whole or in part, without the express written permission of
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* Apple Inc.
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*/
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#include <debug.h>
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#include <sys/hash.h>
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#include <sys/menu.h>
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#if WITH_SHA2_384
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void sha384_calculate(const void *buffer, size_t length, void *result, size_t out_len)
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{
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RELEASE_ASSERT(out_len >= CCSHA384_OUTPUT_SIZE);
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ccdigest(ccsha384_di(), length, buffer, result);
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}
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#endif
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#if !HOST_TEST
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void hash_calculate(const void *in_ptr, size_t in_len, void *out_ptr, size_t out_len)
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{
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RELEASE_ASSERT(out_len >= HASH_OUTPUT_SIZE);
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#if WITH_SHA2_384
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sha384_calculate(in_ptr, in_len, out_ptr, out_len);
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#else // SHA1
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sha1_calculate(in_ptr, in_len, out_ptr);
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#endif
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}
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#if WITH_SHA2_384 && WITH_MENU
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int do_sha384(int argc, struct cmd_arg *args)
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{
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u_int8_t hash[CCSHA384_OUTPUT_SIZE];
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u_int32_t cnt;
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if (argc < 3) {
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printf("not enough arguments.\n");
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printf("%s <address> <len>\n", args[0].str);
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return -1;
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}
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if (!security_allow_memory((void *)args[1].u, args[2].u)) {
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printf("Permission Denied\n");
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return -1;
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}
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sha384_calculate((void *)args[1].u, args[2].u, hash, sizeof(hash));
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printf("sha384 of 0x%08lx for 0x%08lx bytes: ", args[1].u, args[2].u);
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for (cnt = 0; cnt < CCSHA384_OUTPUT_SIZE; cnt++)
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printf("%02x%s", hash[cnt], (cnt != CCSHA384_OUTPUT_SIZE-1) ? ":" : "\n");
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return 0;
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}
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MENU_COMMAND_DEVELOPMENT(sha384, do_sha384, "SHA_384 hash of specified memory address range.", NULL);
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#endif // WITH_SHA2_384 && WITH_MENU
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#endif // !HOST_TEST */
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