diff options
Diffstat (limited to 'kernel/crypto/compress.c')
| -rw-r--r-- | kernel/crypto/compress.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/kernel/crypto/compress.c b/kernel/crypto/compress.c new file mode 100644 index 000000000..c33f0763a --- /dev/null +++ b/kernel/crypto/compress.c @@ -0,0 +1,48 @@ +/* + * Cryptographic API. + * + * Compression operations. + * + * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ +#include <linux/types.h> +#include <linux/crypto.h> +#include <linux/errno.h> +#include <linux/string.h> +#include "internal.h" + +static int crypto_compress(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen) +{ + return tfm->__crt_alg->cra_compress.coa_compress(tfm, src, slen, dst, + dlen); +} + +static int crypto_decompress(struct crypto_tfm *tfm, + const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen) +{ + return tfm->__crt_alg->cra_compress.coa_decompress(tfm, src, slen, dst, + dlen); +} + +int crypto_init_compress_ops(struct crypto_tfm *tfm) +{ + struct compress_tfm *ops = &tfm->crt_compress; + + ops->cot_compress = crypto_compress; + ops->cot_decompress = crypto_decompress; + + return 0; +} + +void crypto_exit_compress_ops(struct crypto_tfm *tfm) +{ +} |