36 lines
		
	
	
		
			973 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			973 B
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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| Copyright (C) 2016-2019 The University of Notre Dame
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| This software is distributed under the GNU General Public License.
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| See the file LICENSE for details.
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| */
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| 
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| #ifndef IS_VALID_H
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| #define IS_VALID_H
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| 
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| #include "kobject.h"
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| 
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| // Does this string comprise a valid path?
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| int is_valid_path(const char *s);
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| 
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| // Does this string comprise a valid tag? 
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| int is_valid_tag(const char *s);
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| 
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| // Does this string point to a valid resource (i.e. is it a legitimate
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| // tag-path concatenation)?
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| int is_valid_location(const char *s);
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| 
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| // Return true if file desciptor is in range and refers to a live object.
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| int is_valid_object( int fd );
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| 
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| // Return true if fd valid and object is also of indicated type.
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| int is_valid_object_type( int fd, kobject_type_t type );
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| 
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| // Return true if (ptr,length) describes a valid area in user space.
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| int is_valid_pointer( void *ptr, int length );
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| 
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| // Return true if string points to a valid area in user space.
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| int is_valid_string( const char *str );
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| 
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| 
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| #endif
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