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path: root/include/linux/trdevice.h
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/*
 * INET		An implementation of the TCP/IP protocol suite for the LINUX
 *		operating system.  NET  is implemented using the  BSD Socket
 *		interface as the means of communication with the user level.
 *
 *		Definitions for the Token-ring handlers.
 *
 * Version:	@(#)eth.h	1.0.4	05/13/93
 *
 * Authors:	Ross Biro
 *		Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
 *
 *		Relocated to include/linux where it belongs by Alan Cox 
 *							<gw4pts@gw4pts.ampr.org>
 *
 *		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.
 *
 *	WARNING: This move may well be temporary. This file will get merged with others RSN.
 *
 */
#ifndef _LINUX_TRDEVICE_H
#define _LINUX_TRDEVICE_H


#include <linux/if_tr.h>

#ifdef __KERNEL__
extern __be16 tr_type_trans(struct sk_buff *skb, struct net_device *dev);
extern void tr_source_route(struct sk_buff *skb, struct trh_hdr *trh, struct net_device *dev);
extern struct net_device *alloc_trdev(int sizeof_priv);

#endif

#endif	/* _LINUX_TRDEVICE_H */
generated by cgit v1.2.2 (git 2.25.0) at 2025-09-20 15:05:03 -0400
ypto_cipher_blocksize(tfm); unsigned int nbytes; int err; err = blkcipher_walk_virt(desc, walk); while ((nbytes = walk->nbytes)) { u8 *wsrc = walk->src.virt.addr; u8 *wdst = walk->dst.virt.addr; do { fn(crypto_cipher_tfm(tfm), wdst, wsrc); wsrc += bsize; wdst += bsize; } while ((nbytes -= bsize) >= bsize); err = blkcipher_walk_done(desc, walk, nbytes); } return err; } static int crypto_ecb_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, struct scatterlist *src, unsigned int nbytes) { struct blkcipher_walk walk; struct crypto_blkcipher *tfm = desc->tfm; struct crypto_ecb_ctx *ctx = crypto_blkcipher_ctx(tfm); struct crypto_cipher *child = ctx->child; blkcipher_walk_init(&walk, dst, src, nbytes); return crypto_ecb_crypt(desc, &walk, child, crypto_cipher_alg(child)->cia_encrypt); } static int crypto_ecb_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, struct scatterlist *src, unsigned int nbytes) { struct blkcipher_walk walk; struct crypto_blkcipher *tfm = desc->tfm; struct crypto_ecb_ctx *ctx = crypto_blkcipher_ctx(tfm); struct crypto_cipher *child = ctx->child; blkcipher_walk_init(&walk, dst, src, nbytes); return crypto_ecb_crypt(desc, &walk, child, crypto_cipher_alg(child)->cia_decrypt); } static int crypto_ecb_init_tfm(struct crypto_tfm *tfm) { struct crypto_instance *inst = (void *)tfm->__crt_alg; struct crypto_spawn *spawn = crypto_instance_ctx(inst); struct crypto_ecb_ctx *ctx = crypto_tfm_ctx(tfm); struct crypto_cipher *cipher; cipher = crypto_spawn_cipher(spawn); if (IS_ERR(cipher)) return PTR_ERR(cipher); ctx->child = cipher; return 0; } static void crypto_ecb_exit_tfm(struct crypto_tfm *tfm) { struct crypto_ecb_ctx *ctx = crypto_tfm_ctx(tfm); crypto_free_cipher(ctx->child); } static struct crypto_instance *crypto_ecb_alloc(struct rtattr **tb) { struct crypto_instance *inst; struct crypto_alg *alg; int err; err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_BLKCIPHER); if (err) return ERR_PTR(err); alg = crypto_get_attr_alg(tb, CRYPTO_ALG_TYPE_CIPHER, CRYPTO_ALG_TYPE_MASK); if (IS_ERR(alg)) return ERR_CAST(alg); inst = crypto_alloc_instance("ecb", alg); if (IS_ERR(inst)) goto out_put_alg; inst->alg.cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER; inst->alg.cra_priority = alg->cra_priority; inst->alg.cra_blocksize = alg->cra_blocksize; inst->alg.cra_alignmask = alg->cra_alignmask; inst->alg.cra_type = &crypto_blkcipher_type; inst->alg.cra_blkcipher.min_keysize = alg->cra_cipher.cia_min_keysize; inst->alg.cra_blkcipher.max_keysize = alg->cra_cipher.cia_max_keysize; inst->alg.cra_ctxsize = sizeof(struct crypto_ecb_ctx); inst->alg.cra_init = crypto_ecb_init_tfm; inst->alg.cra_exit = crypto_ecb_exit_tfm; inst->alg.cra_blkcipher.setkey = crypto_ecb_setkey; inst->alg.cra_blkcipher.encrypt = crypto_ecb_encrypt; inst->alg.cra_blkcipher.decrypt = crypto_ecb_decrypt; out_put_alg: crypto_mod_put(alg); return inst; } static void crypto_ecb_free(struct crypto_instance *inst) { crypto_drop_spawn(crypto_instance_ctx(inst)); kfree(inst); } static struct crypto_template crypto_ecb_tmpl = { .name = "ecb", .alloc = crypto_ecb_alloc, .free = crypto_ecb_free, .module = THIS_MODULE, }; static int __init crypto_ecb_module_init(void) { return crypto_register_template(&crypto_ecb_tmpl); } static void __exit crypto_ecb_module_exit(void) { crypto_unregister_template(&crypto_ecb_tmpl); } module_init(crypto_ecb_module_init); module_exit(crypto_ecb_module_exit); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("ECB block cipher algorithm"); MODULE_ALIAS_CRYPTO("ecb");
generated by cgit v1.2.2 (git 2.25.0) at 2025-09-20 15:05:03 -0400