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							|  |  |  | =head1 NAME | 
					
						
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							|  |  |  | RIPEMD160, RIPEMD160_Init, RIPEMD160_Update, RIPEMD160_Final - | 
					
						
							|  |  |  | RIPEMD-160 hash function | 
					
						
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							|  |  |  | =head1 SYNOPSIS | 
					
						
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							|  |  |  |  #include <openssl/ripemd.h> | 
					
						
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							|  |  |  |  unsigned char *RIPEMD160(const unsigned char *d, unsigned long n, | 
					
						
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										 |  |  |                           unsigned char *md); | 
					
						
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										 |  |  |  int RIPEMD160_Init(RIPEMD160_CTX *c); | 
					
						
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										 |  |  |  int RIPEMD160_Update(RIPEMD160_CTX *c, const void *data, unsigned long len); | 
					
						
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										 |  |  |  int RIPEMD160_Final(unsigned char *md, RIPEMD160_CTX *c); | 
					
						
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							|  |  |  | =head1 DESCRIPTION | 
					
						
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							|  |  |  | RIPEMD-160 is a cryptographic hash function with a | 
					
						
							|  |  |  | 160 bit output. | 
					
						
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							|  |  |  | RIPEMD160() computes the RIPEMD-160 message digest of the B<n> | 
					
						
							|  |  |  | bytes at B<d> and places it in B<md> (which must have space for | 
					
						
							|  |  |  | RIPEMD160_DIGEST_LENGTH == 20 bytes of output). If B<md> is NULL, the digest | 
					
						
							|  |  |  | is placed in a static array. | 
					
						
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							|  |  |  | The following functions may be used if the message is not completely | 
					
						
							|  |  |  | stored in memory: | 
					
						
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							|  |  |  | RIPEMD160_Init() initializes a B<RIPEMD160_CTX> structure. | 
					
						
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							|  |  |  | RIPEMD160_Update() can be called repeatedly with chunks of the message to | 
					
						
							|  |  |  | be hashed (B<len> bytes at B<data>). | 
					
						
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							|  |  |  | RIPEMD160_Final() places the message digest in B<md>, which must have | 
					
						
							|  |  |  | space for RIPEMD160_DIGEST_LENGTH == 20 bytes of output, and erases | 
					
						
							|  |  |  | the B<RIPEMD160_CTX>. | 
					
						
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							|  |  |  | =head1 RETURN VALUES | 
					
						
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										 |  |  | RIPEMD160() returns a pointer to the hash value. | 
					
						
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										 |  |  | RIPEMD160_Init(), RIPEMD160_Update() and RIPEMD160_Final() return 1 for | 
					
						
							|  |  |  | success, 0 otherwise. | 
					
						
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										 |  |  | =head1 NOTE | 
					
						
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							|  |  |  | Applications should use the higher level functions | 
					
						
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										 |  |  | L<EVP_DigestInit(3)> etc. instead of calling these | 
					
						
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										 |  |  | functions directly. | 
					
						
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										 |  |  | =head1 CONFORMING TO | 
					
						
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										 |  |  | ISO/IEC 10118-3:2016 Dedicated Hash-Function 1 (RIPEMD-160). | 
					
						
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							|  |  |  | =head1 SEE ALSO | 
					
						
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										 |  |  | L<EVP_DigestInit(3)> | 
					
						
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										 |  |  | =head1 COPYRIGHT | 
					
						
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										 |  |  | Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved. | 
					
						
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										 |  |  | Licensed under the Apache License 2.0 (the "License").  You may not use | 
					
						
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										 |  |  | this file except in compliance with the License.  You can obtain a copy | 
					
						
							|  |  |  | in the file LICENSE in the source distribution or at | 
					
						
							|  |  |  | L<https://www.openssl.org/source/license.html>. | 
					
						
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							|  |  |  | =cut |