mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-08 01:08:03 -04:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
419
include/crypto/algapi.h
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419
include/crypto/algapi.h
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/*
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* Cryptographic API for algorithms (i.e., low-level API).
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*
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* Copyright (c) 2006 Herbert Xu <herbert@gondor.apana.org.au>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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*/
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#ifndef _CRYPTO_ALGAPI_H
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#define _CRYPTO_ALGAPI_H
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#include <linux/crypto.h>
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#include <linux/list.h>
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#include <linux/kernel.h>
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#include <linux/skbuff.h>
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struct module;
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struct rtattr;
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struct seq_file;
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struct crypto_type {
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unsigned int (*ctxsize)(struct crypto_alg *alg, u32 type, u32 mask);
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unsigned int (*extsize)(struct crypto_alg *alg);
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int (*init)(struct crypto_tfm *tfm, u32 type, u32 mask);
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int (*init_tfm)(struct crypto_tfm *tfm);
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void (*show)(struct seq_file *m, struct crypto_alg *alg);
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int (*report)(struct sk_buff *skb, struct crypto_alg *alg);
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struct crypto_alg *(*lookup)(const char *name, u32 type, u32 mask);
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unsigned int type;
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unsigned int maskclear;
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unsigned int maskset;
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unsigned int tfmsize;
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};
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struct crypto_instance {
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struct crypto_alg alg;
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struct crypto_template *tmpl;
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struct hlist_node list;
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void *__ctx[] CRYPTO_MINALIGN_ATTR;
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};
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struct crypto_template {
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struct list_head list;
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struct hlist_head instances;
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struct module *module;
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struct crypto_instance *(*alloc)(struct rtattr **tb);
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void (*free)(struct crypto_instance *inst);
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int (*create)(struct crypto_template *tmpl, struct rtattr **tb);
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char name[CRYPTO_MAX_ALG_NAME];
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};
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struct crypto_spawn {
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struct list_head list;
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struct crypto_alg *alg;
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struct crypto_instance *inst;
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const struct crypto_type *frontend;
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u32 mask;
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};
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struct crypto_queue {
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struct list_head list;
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struct list_head *backlog;
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unsigned int qlen;
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unsigned int max_qlen;
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};
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struct scatter_walk {
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struct scatterlist *sg;
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unsigned int offset;
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};
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struct blkcipher_walk {
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union {
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struct {
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struct page *page;
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unsigned long offset;
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} phys;
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struct {
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u8 *page;
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u8 *addr;
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} virt;
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} src, dst;
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struct scatter_walk in;
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unsigned int nbytes;
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struct scatter_walk out;
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unsigned int total;
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void *page;
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u8 *buffer;
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u8 *iv;
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unsigned int ivsize;
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int flags;
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unsigned int walk_blocksize;
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unsigned int cipher_blocksize;
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unsigned int alignmask;
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};
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struct ablkcipher_walk {
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struct {
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struct page *page;
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unsigned int offset;
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} src, dst;
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struct scatter_walk in;
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unsigned int nbytes;
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struct scatter_walk out;
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unsigned int total;
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struct list_head buffers;
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u8 *iv_buffer;
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u8 *iv;
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int flags;
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unsigned int blocksize;
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};
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extern const struct crypto_type crypto_ablkcipher_type;
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extern const struct crypto_type crypto_aead_type;
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extern const struct crypto_type crypto_blkcipher_type;
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void crypto_mod_put(struct crypto_alg *alg);
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int crypto_register_template(struct crypto_template *tmpl);
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void crypto_unregister_template(struct crypto_template *tmpl);
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struct crypto_template *crypto_lookup_template(const char *name);
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int crypto_register_instance(struct crypto_template *tmpl,
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struct crypto_instance *inst);
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int crypto_unregister_instance(struct crypto_alg *alg);
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int crypto_init_spawn(struct crypto_spawn *spawn, struct crypto_alg *alg,
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struct crypto_instance *inst, u32 mask);
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int crypto_init_spawn2(struct crypto_spawn *spawn, struct crypto_alg *alg,
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struct crypto_instance *inst,
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const struct crypto_type *frontend);
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void crypto_drop_spawn(struct crypto_spawn *spawn);
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struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn, u32 type,
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u32 mask);
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void *crypto_spawn_tfm2(struct crypto_spawn *spawn);
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static inline void crypto_set_spawn(struct crypto_spawn *spawn,
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struct crypto_instance *inst)
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{
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spawn->inst = inst;
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}
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struct crypto_attr_type *crypto_get_attr_type(struct rtattr **tb);
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int crypto_check_attr_type(struct rtattr **tb, u32 type);
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const char *crypto_attr_alg_name(struct rtattr *rta);
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struct crypto_alg *crypto_attr_alg2(struct rtattr *rta,
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const struct crypto_type *frontend,
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u32 type, u32 mask);
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static inline struct crypto_alg *crypto_attr_alg(struct rtattr *rta,
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u32 type, u32 mask)
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{
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return crypto_attr_alg2(rta, NULL, type, mask);
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}
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int crypto_attr_u32(struct rtattr *rta, u32 *num);
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void *crypto_alloc_instance2(const char *name, struct crypto_alg *alg,
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unsigned int head);
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struct crypto_instance *crypto_alloc_instance(const char *name,
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struct crypto_alg *alg);
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void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen);
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int crypto_enqueue_request(struct crypto_queue *queue,
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struct crypto_async_request *request);
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void *__crypto_dequeue_request(struct crypto_queue *queue, unsigned int offset);
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struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue);
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int crypto_tfm_in_queue(struct crypto_queue *queue, struct crypto_tfm *tfm);
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/* These functions require the input/output to be aligned as u32. */
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void crypto_inc(u8 *a, unsigned int size);
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void crypto_xor(u8 *dst, const u8 *src, unsigned int size);
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int blkcipher_walk_done(struct blkcipher_desc *desc,
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struct blkcipher_walk *walk, int err);
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int blkcipher_walk_virt(struct blkcipher_desc *desc,
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struct blkcipher_walk *walk);
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int blkcipher_walk_phys(struct blkcipher_desc *desc,
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struct blkcipher_walk *walk);
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int blkcipher_walk_virt_block(struct blkcipher_desc *desc,
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struct blkcipher_walk *walk,
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unsigned int blocksize);
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int blkcipher_aead_walk_virt_block(struct blkcipher_desc *desc,
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struct blkcipher_walk *walk,
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struct crypto_aead *tfm,
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unsigned int blocksize);
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int ablkcipher_walk_done(struct ablkcipher_request *req,
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struct ablkcipher_walk *walk, int err);
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int ablkcipher_walk_phys(struct ablkcipher_request *req,
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struct ablkcipher_walk *walk);
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void __ablkcipher_walk_complete(struct ablkcipher_walk *walk);
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static inline void *crypto_tfm_ctx_aligned(struct crypto_tfm *tfm)
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{
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return PTR_ALIGN(crypto_tfm_ctx(tfm),
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crypto_tfm_alg_alignmask(tfm) + 1);
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}
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static inline struct crypto_instance *crypto_tfm_alg_instance(
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struct crypto_tfm *tfm)
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{
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return container_of(tfm->__crt_alg, struct crypto_instance, alg);
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}
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static inline void *crypto_instance_ctx(struct crypto_instance *inst)
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{
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return inst->__ctx;
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}
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static inline struct ablkcipher_alg *crypto_ablkcipher_alg(
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struct crypto_ablkcipher *tfm)
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{
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return &crypto_ablkcipher_tfm(tfm)->__crt_alg->cra_ablkcipher;
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}
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static inline void *crypto_ablkcipher_ctx(struct crypto_ablkcipher *tfm)
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{
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return crypto_tfm_ctx(&tfm->base);
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}
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static inline void *crypto_ablkcipher_ctx_aligned(struct crypto_ablkcipher *tfm)
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{
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return crypto_tfm_ctx_aligned(&tfm->base);
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}
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static inline struct aead_alg *crypto_aead_alg(struct crypto_aead *tfm)
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{
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return &crypto_aead_tfm(tfm)->__crt_alg->cra_aead;
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}
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static inline void *crypto_aead_ctx(struct crypto_aead *tfm)
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{
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return crypto_tfm_ctx(&tfm->base);
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}
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static inline struct crypto_instance *crypto_aead_alg_instance(
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struct crypto_aead *aead)
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{
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return crypto_tfm_alg_instance(&aead->base);
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}
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static inline struct crypto_blkcipher *crypto_spawn_blkcipher(
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struct crypto_spawn *spawn)
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{
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u32 type = CRYPTO_ALG_TYPE_BLKCIPHER;
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u32 mask = CRYPTO_ALG_TYPE_MASK;
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return __crypto_blkcipher_cast(crypto_spawn_tfm(spawn, type, mask));
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}
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static inline void *crypto_blkcipher_ctx(struct crypto_blkcipher *tfm)
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{
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return crypto_tfm_ctx(&tfm->base);
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}
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static inline void *crypto_blkcipher_ctx_aligned(struct crypto_blkcipher *tfm)
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{
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return crypto_tfm_ctx_aligned(&tfm->base);
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}
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static inline struct crypto_cipher *crypto_spawn_cipher(
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struct crypto_spawn *spawn)
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{
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u32 type = CRYPTO_ALG_TYPE_CIPHER;
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u32 mask = CRYPTO_ALG_TYPE_MASK;
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return __crypto_cipher_cast(crypto_spawn_tfm(spawn, type, mask));
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}
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static inline struct cipher_alg *crypto_cipher_alg(struct crypto_cipher *tfm)
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{
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return &crypto_cipher_tfm(tfm)->__crt_alg->cra_cipher;
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}
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static inline struct crypto_hash *crypto_spawn_hash(struct crypto_spawn *spawn)
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{
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u32 type = CRYPTO_ALG_TYPE_HASH;
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u32 mask = CRYPTO_ALG_TYPE_HASH_MASK;
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return __crypto_hash_cast(crypto_spawn_tfm(spawn, type, mask));
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}
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static inline void *crypto_hash_ctx(struct crypto_hash *tfm)
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{
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return crypto_tfm_ctx(&tfm->base);
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}
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static inline void *crypto_hash_ctx_aligned(struct crypto_hash *tfm)
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{
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return crypto_tfm_ctx_aligned(&tfm->base);
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}
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static inline void blkcipher_walk_init(struct blkcipher_walk *walk,
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struct scatterlist *dst,
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struct scatterlist *src,
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unsigned int nbytes)
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{
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walk->in.sg = src;
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walk->out.sg = dst;
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walk->total = nbytes;
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}
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static inline void ablkcipher_walk_init(struct ablkcipher_walk *walk,
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struct scatterlist *dst,
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struct scatterlist *src,
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unsigned int nbytes)
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{
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walk->in.sg = src;
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walk->out.sg = dst;
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walk->total = nbytes;
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INIT_LIST_HEAD(&walk->buffers);
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}
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static inline void ablkcipher_walk_complete(struct ablkcipher_walk *walk)
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{
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if (unlikely(!list_empty(&walk->buffers)))
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__ablkcipher_walk_complete(walk);
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}
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static inline struct crypto_async_request *crypto_get_backlog(
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struct crypto_queue *queue)
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{
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return queue->backlog == &queue->list ? NULL :
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container_of(queue->backlog, struct crypto_async_request, list);
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}
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static inline int ablkcipher_enqueue_request(struct crypto_queue *queue,
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struct ablkcipher_request *request)
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{
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return crypto_enqueue_request(queue, &request->base);
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}
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static inline struct ablkcipher_request *ablkcipher_dequeue_request(
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struct crypto_queue *queue)
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{
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return ablkcipher_request_cast(crypto_dequeue_request(queue));
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}
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static inline void *ablkcipher_request_ctx(struct ablkcipher_request *req)
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{
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return req->__ctx;
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}
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static inline int ablkcipher_tfm_in_queue(struct crypto_queue *queue,
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struct crypto_ablkcipher *tfm)
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{
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return crypto_tfm_in_queue(queue, crypto_ablkcipher_tfm(tfm));
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}
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static inline void *aead_request_ctx(struct aead_request *req)
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{
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return req->__ctx;
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}
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static inline void aead_request_complete(struct aead_request *req, int err)
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{
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req->base.complete(&req->base, err);
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}
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static inline u32 aead_request_flags(struct aead_request *req)
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{
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return req->base.flags;
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}
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static inline struct crypto_alg *crypto_get_attr_alg(struct rtattr **tb,
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u32 type, u32 mask)
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{
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return crypto_attr_alg(tb[1], type, mask);
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}
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/*
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* Returns CRYPTO_ALG_ASYNC if type/mask requires the use of sync algorithms.
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* Otherwise returns zero.
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*/
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static inline int crypto_requires_sync(u32 type, u32 mask)
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{
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return (type ^ CRYPTO_ALG_ASYNC) & mask & CRYPTO_ALG_ASYNC;
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}
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noinline unsigned long __crypto_memneq(const void *a, const void *b, size_t size);
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/**
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* crypto_memneq - Compare two areas of memory without leaking
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* timing information.
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*
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* @a: One area of memory
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* @b: Another area of memory
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* @size: The size of the area.
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*
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* Returns 0 when data is equal, 1 otherwise.
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*/
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static inline int crypto_memneq(const void *a, const void *b, size_t size)
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{
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return __crypto_memneq(a, b, size) != 0UL ? 1 : 0;
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}
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static inline void crypto_yield(u32 flags)
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{
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if (flags & CRYPTO_TFM_REQ_MAY_SLEEP)
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cond_resched();
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}
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#endif /* _CRYPTO_ALGAPI_H */
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