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	It is a pain to have to specify the value 16 in each call. Add a new hextoul() function and update the code to use it. Add a proper comment to simple_strtoul() while we are here. Signed-off-by: Simon Glass <sjg@chromium.org>
		
			
				
	
	
		
			44 lines
		
	
	
		
			874 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			874 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * (C) Copyright 2012
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|  * Lei Wen <leiwen@marvell.com>, Marvell Inc.
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|  */
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| 
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| #include <common.h>
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| #include <command.h>
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| #include <env.h>
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| #include <gzip.h>
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| 
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| static int do_zip(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
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| {
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| 	unsigned long src, dst;
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| 	unsigned long src_len, dst_len = ~0UL;
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| 
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| 	switch (argc) {
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| 		case 5:
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| 			dst_len = hextoul(argv[4], NULL);
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| 			/* fall through */
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| 		case 4:
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| 			src = hextoul(argv[1], NULL);
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| 			src_len = hextoul(argv[2], NULL);
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| 			dst = hextoul(argv[3], NULL);
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| 			break;
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| 		default:
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| 			return cmd_usage(cmdtp);
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| 	}
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| 
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| 	if (gzip((void *) dst, &dst_len, (void *) src, src_len) != 0)
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| 		return 1;
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| 
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| 	printf("Compressed size: %lu = 0x%lX\n", dst_len, dst_len);
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| 	env_set_hex("filesize", dst_len);
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| 
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| 	return 0;
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| }
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| 
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| U_BOOT_CMD(
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| 	zip,	5,	1,	do_zip,
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| 	"zip a memory region",
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| 	"srcaddr srcsize dstaddr [dstsize]"
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| );
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