diff options
Diffstat (limited to 'include/crypto/compress.h')
-rw-r--r-- | include/crypto/compress.h | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/include/crypto/compress.h b/include/crypto/compress.h deleted file mode 100644 index 5b67af834d83..000000000000 --- a/include/crypto/compress.h +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Compress: Compression algorithms under the cryptographic API. - * - * Copyright 2008 Sony Corporation - * - * 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; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. - * If not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef _CRYPTO_COMPRESS_H -#define _CRYPTO_COMPRESS_H - -#include <linux/crypto.h> - - -struct comp_request { - const void *next_in; /* next input byte */ - void *next_out; /* next output byte */ - unsigned int avail_in; /* bytes available at next_in */ - unsigned int avail_out; /* bytes available at next_out */ -}; - -enum zlib_comp_params { - ZLIB_COMP_LEVEL = 1, /* e.g. Z_DEFAULT_COMPRESSION */ - ZLIB_COMP_METHOD, /* e.g. Z_DEFLATED */ - ZLIB_COMP_WINDOWBITS, /* e.g. MAX_WBITS */ - ZLIB_COMP_MEMLEVEL, /* e.g. DEF_MEM_LEVEL */ - ZLIB_COMP_STRATEGY, /* e.g. Z_DEFAULT_STRATEGY */ - __ZLIB_COMP_MAX, -}; - -#define ZLIB_COMP_MAX (__ZLIB_COMP_MAX - 1) - - -enum zlib_decomp_params { - ZLIB_DECOMP_WINDOWBITS = 1, /* e.g. DEF_WBITS */ - __ZLIB_DECOMP_MAX, -}; - -#define ZLIB_DECOMP_MAX (__ZLIB_DECOMP_MAX - 1) - - -struct crypto_pcomp { - struct crypto_tfm base; -}; - -struct pcomp_alg { - int (*compress_setup)(struct crypto_pcomp *tfm, const void *params, - unsigned int len); - int (*compress_init)(struct crypto_pcomp *tfm); - int (*compress_update)(struct crypto_pcomp *tfm, - struct comp_request *req); - int (*compress_final)(struct crypto_pcomp *tfm, - struct comp_request *req); - int (*decompress_setup)(struct crypto_pcomp *tfm, const void *params, - unsigned int len); - int (*decompress_init)(struct crypto_pcomp *tfm); - int (*decompress_update)(struct crypto_pcomp *tfm, - struct comp_request *req); - int (*decompress_final)(struct crypto_pcomp *tfm, - struct comp_request *req); - - struct crypto_alg base; -}; - -extern struct crypto_pcomp *crypto_alloc_pcomp(const char *alg_name, u32 type, - u32 mask); - -static inline struct crypto_tfm *crypto_pcomp_tfm(struct crypto_pcomp *tfm) -{ - return &tfm->base; -} - -static inline void crypto_free_pcomp(struct crypto_pcomp *tfm) -{ - crypto_destroy_tfm(tfm, crypto_pcomp_tfm(tfm)); -} - -static inline struct pcomp_alg *__crypto_pcomp_alg(struct crypto_alg *alg) -{ - return container_of(alg, struct pcomp_alg, base); -} - -static inline struct pcomp_alg *crypto_pcomp_alg(struct crypto_pcomp *tfm) -{ - return __crypto_pcomp_alg(crypto_pcomp_tfm(tfm)->__crt_alg); -} - -static inline int crypto_compress_setup(struct crypto_pcomp *tfm, - const void *params, unsigned int len) -{ - return crypto_pcomp_alg(tfm)->compress_setup(tfm, params, len); -} - -static inline int crypto_compress_init(struct crypto_pcomp *tfm) -{ - return crypto_pcomp_alg(tfm)->compress_init(tfm); -} - -static inline int crypto_compress_update(struct crypto_pcomp *tfm, - struct comp_request *req) -{ - return crypto_pcomp_alg(tfm)->compress_update(tfm, req); -} - -static inline int crypto_compress_final(struct crypto_pcomp *tfm, - struct comp_request *req) -{ - return crypto_pcomp_alg(tfm)->compress_final(tfm, req); -} - -static inline int crypto_decompress_setup(struct crypto_pcomp *tfm, - const void *params, unsigned int len) -{ - return crypto_pcomp_alg(tfm)->decompress_setup(tfm, params, len); -} - -static inline int crypto_decompress_init(struct crypto_pcomp *tfm) -{ - return crypto_pcomp_alg(tfm)->decompress_init(tfm); -} - -static inline int crypto_decompress_update(struct crypto_pcomp *tfm, - struct comp_request *req) -{ - return crypto_pcomp_alg(tfm)->decompress_update(tfm, req); -} - -static inline int crypto_decompress_final(struct crypto_pcomp *tfm, - struct comp_request *req) -{ - return crypto_pcomp_alg(tfm)->decompress_final(tfm, req); -} - -#endif /* _CRYPTO_COMPRESS_H */ |