compress.c

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    1 /*
    2  * Cryptographic API.
    3  *
    4  * Compression operations.
    5  *
    6  * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
    7  *
    8  * This program is free software; you can redistribute it and/or modify it
    9  * under the terms of the GNU General Public License as published by the Free
   10  * Software Foundation; either version 2 of the License, or (at your option)
   11  * any later version.
   12  *
   13  */
   14 #include <linux/types.h>
   15 #include <linux/crypto.h>
   16 #include <linux/errno.h>
   17 #include <linux/string.h>
   18 #include "internal.h"
   19 
   20 static int crypto_compress(struct crypto_tfm *tfm,
   21                             const u8 *src, unsigned int slen,
   22                             u8 *dst, unsigned int *dlen)
   23 {
   24         return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst,
   25                                                          dlen);
   26 }
   27 
   28 static int crypto_decompress(struct crypto_tfm *tfm,
   29                              const u8 *src, unsigned int slen,
   30                              u8 *dst, unsigned int *dlen)
   31 {
   32         return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst,
   33                                                            dlen);
   34 }
   35 
   36 int crypto_init_compress_ops(struct crypto_tfm *tfm)
   37 {
   38         struct compress_tfm *ops = &tfm->crt_compress;
   39 
   40         ops->cot_compress = crypto_compress;
   41         ops->cot_decompress = crypto_decompress;
   42 
   43         return 0;
   44 }
   45 
   46 void crypto_exit_compress_ops(struct crypto_tfm *tfm)
   47 {
   48 }

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FreeBSD/Linux Kernel Cross Reference sys/crypto/compress.c

FreeBSD/Linux Kernel Cross Reference
sys/crypto/compress.c