Add a simple cpio decoder without library dependencies for the purpose of extracting components from the initramfs blob for early kernel uses. Intended consumers so far are microcode and ACPI override. Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> Link: http://lkml.kernel.org/r/1349043837-22659-2-git-send-email-trenn@suse.de Cc: Len Brown <lenb@kernel.org> Cc: Fenghua Yu <fenghua.yu@intel.com> Signed-off-by: Thomas Renninger <trenn@suse.de> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
		
			
				
	
	
		
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			17 lines
		
	
	
	
		
			320 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef _LINUX_EARLYCPIO_H
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#define _LINUX_EARLYCPIO_H
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#include <linux/types.h>
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#define MAX_CPIO_FILE_NAME 18
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struct cpio_data {
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	void *data;
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	size_t size;
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	char name[MAX_CPIO_FILE_NAME];
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};
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struct cpio_data find_cpio_data(const char *path, void *data, size_t len,
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				long *offset);
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#endif /* _LINUX_EARLYCPIO_H */
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