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	This file has a lot of conditional code and much of it is unnecessary. Clean this up to reduce the number of build combinations. Signed-off-by: Simon Glass <sjg@chromium.org>
		
			
				
	
	
		
			53 lines
		
	
	
		
			995 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			995 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * Copyright (c) 2013, Andreas Oetken.
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|  */
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| 
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| #ifndef USE_HOSTCC
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| #include <common.h>
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| #include <fdtdec.h>
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| #include <asm/byteorder.h>
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| #include <linux/errno.h>
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| #include <asm/unaligned.h>
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| #include <hash.h>
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| #else
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| #include "fdt_host.h"
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| #endif
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| #include <hash.h>
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| #include <image.h>
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| 
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| int hash_calculate(const char *name,
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| 		    const struct image_region *region,
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| 		    int region_count, uint8_t *checksum)
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| {
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| 	struct hash_algo *algo;
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| 	int ret = 0;
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| 	void *ctx;
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| 	uint32_t i;
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| 	i = 0;
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| 
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| 	ret = hash_progressive_lookup_algo(name, &algo);
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| 	if (ret)
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| 		return ret;
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| 
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| 	ret = algo->hash_init(algo, &ctx);
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| 	if (ret)
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| 		return ret;
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| 
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| 	for (i = 0; i < region_count - 1; i++) {
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| 		ret = algo->hash_update(algo, ctx, region[i].data,
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| 					region[i].size, 0);
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| 		if (ret)
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| 			return ret;
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| 	}
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| 
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| 	ret = algo->hash_update(algo, ctx, region[i].data, region[i].size, 1);
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| 	if (ret)
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| 		return ret;
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| 	ret = algo->hash_finish(algo, ctx, checksum, algo->digest_size);
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| 	if (ret)
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| 		return ret;
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| 
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| 	return 0;
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| }
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