diff options
Diffstat (limited to 'drivers/staging/rtl8192e/ieee80211/crypto_compat.h')
-rw-r--r-- | drivers/staging/rtl8192e/ieee80211/crypto_compat.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/drivers/staging/rtl8192e/ieee80211/crypto_compat.h b/drivers/staging/rtl8192e/ieee80211/crypto_compat.h deleted file mode 100644 index 587e8bb2db6..00000000000 --- a/drivers/staging/rtl8192e/ieee80211/crypto_compat.h +++ /dev/null @@ -1,90 +0,0 @@ -/* - * Header file to maintain compatibility among different kernel versions. - * - * Copyright (c) 2004-2006 <lawrence_wang@realsil.com.cn> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. See README and COPYING for - * more details. - */ - -#include <linux/crypto.h> - -static inline int crypto_cipher_encrypt(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); - return tfm->crt_cipher.cit_encrypt(tfm, dst, src, nbytes); -} - - -static inline int crypto_cipher_decrypt(struct crypto_tfm *tfm, - struct scatterlist *dst, - struct scatterlist *src, - unsigned int nbytes) -{ - BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER); - return tfm->crt_cipher.cit_decrypt(tfm, dst, src, nbytes); -} - -#if 0 -/* - * crypto_free_tfm - Free crypto transform - * @tfm: Transform to free - * - * crypto_free_tfm() frees up the transform and any associated resources, - * then drops the refcount on the associated algorithm. - */ -void crypto_free_tfm(struct crypto_tfm *tfm) -{ - struct crypto_alg *alg; - int size; - - if (unlikely(!tfm)) - return; - - alg = tfm->__crt_alg; - size = sizeof(*tfm) + alg->cra_ctxsize; - - if (alg->cra_exit) - alg->cra_exit(tfm); - crypto_exit_ops(tfm); - crypto_mod_put(alg); - memset(tfm, 0, size); - kfree(tfm); -} - -#endif -#if 1 - struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags) -{ - struct crypto_tfm *tfm = NULL; - int err; - printk("call crypto_alloc_tfm!!!\n"); - do { - struct crypto_alg *alg; - - alg = crypto_alg_mod_lookup(name, 0, CRYPTO_ALG_ASYNC); - err = PTR_ERR(alg); - if (IS_ERR(alg)) - continue; - - tfm = __crypto_alloc_tfm(alg, flags); - err = 0; - if (IS_ERR(tfm)) { - crypto_mod_put(alg); - err = PTR_ERR(tfm); - tfm = NULL; - } - } while (err == -EAGAIN && !signal_pending(current)); - - return tfm; -} -#endif -//EXPORT_SYMBOL_GPL(crypto_alloc_tfm); -//EXPORT_SYMBOL_GPL(crypto_free_tfm); - - |