diff options
Diffstat (limited to 'include/crypto/internal')
| -rw-r--r-- | include/crypto/internal/acompress.h | 4 | ||||
| -rw-r--r-- | include/crypto/internal/aead.h | 21 | ||||
| -rw-r--r-- | include/crypto/internal/akcipher.h | 12 | ||||
| -rw-r--r-- | include/crypto/internal/chacha.h | 2 | ||||
| -rw-r--r-- | include/crypto/internal/des.h | 23 | ||||
| -rw-r--r-- | include/crypto/internal/geniv.h | 1 | ||||
| -rw-r--r-- | include/crypto/internal/hash.h | 90 | ||||
| -rw-r--r-- | include/crypto/internal/poly1305.h | 45 | ||||
| -rw-r--r-- | include/crypto/internal/scompress.h | 4 | ||||
| -rw-r--r-- | include/crypto/internal/skcipher.h | 27 |
10 files changed, 89 insertions, 140 deletions
diff --git a/include/crypto/internal/acompress.h b/include/crypto/internal/acompress.h index 9de57367afbb..cf478681b53e 100644 --- a/include/crypto/internal/acompress.h +++ b/include/crypto/internal/acompress.h @@ -68,10 +68,8 @@ int crypto_register_acomp(struct acomp_alg *alg); * compression algorithm * * @alg: algorithm definition - * - * Return: zero on success; error code in case of error */ -int crypto_unregister_acomp(struct acomp_alg *alg); +void crypto_unregister_acomp(struct acomp_alg *alg); int crypto_register_acomps(struct acomp_alg *algs, int count); void crypto_unregister_acomps(struct acomp_alg *algs, int count); diff --git a/include/crypto/internal/aead.h b/include/crypto/internal/aead.h index c509ec30fc65..27b7b0224ea6 100644 --- a/include/crypto/internal/aead.h +++ b/include/crypto/internal/aead.h @@ -81,14 +81,9 @@ static inline struct aead_request *aead_request_cast( return container_of(req, struct aead_request, base); } -static inline void crypto_set_aead_spawn( - struct crypto_aead_spawn *spawn, struct crypto_instance *inst) -{ - crypto_set_spawn(&spawn->base, inst); -} - -int crypto_grab_aead(struct crypto_aead_spawn *spawn, const char *name, - u32 type, u32 mask); +int crypto_grab_aead(struct crypto_aead_spawn *spawn, + struct crypto_instance *inst, + const char *name, u32 type, u32 mask); static inline void crypto_drop_aead(struct crypto_aead_spawn *spawn) { @@ -113,16 +108,6 @@ static inline void crypto_aead_set_reqsize(struct crypto_aead *aead, aead->reqsize = reqsize; } -static inline unsigned int crypto_aead_alg_maxauthsize(struct aead_alg *alg) -{ - return alg->maxauthsize; -} - -static inline unsigned int crypto_aead_maxauthsize(struct crypto_aead *aead) -{ - return crypto_aead_alg_maxauthsize(crypto_aead_alg(aead)); -} - static inline void aead_init_queue(struct aead_queue *queue, unsigned int max_qlen) { diff --git a/include/crypto/internal/akcipher.h b/include/crypto/internal/akcipher.h index d6c8a42789ad..8d3220c9ab77 100644 --- a/include/crypto/internal/akcipher.h +++ b/include/crypto/internal/akcipher.h @@ -78,15 +78,9 @@ static inline void *akcipher_instance_ctx(struct akcipher_instance *inst) return crypto_instance_ctx(akcipher_crypto_instance(inst)); } -static inline void crypto_set_akcipher_spawn( - struct crypto_akcipher_spawn *spawn, - struct crypto_instance *inst) -{ - crypto_set_spawn(&spawn->base, inst); -} - -int crypto_grab_akcipher(struct crypto_akcipher_spawn *spawn, const char *name, - u32 type, u32 mask); +int crypto_grab_akcipher(struct crypto_akcipher_spawn *spawn, + struct crypto_instance *inst, + const char *name, u32 type, u32 mask); static inline struct crypto_akcipher *crypto_spawn_akcipher( struct crypto_akcipher_spawn *spawn) diff --git a/include/crypto/internal/chacha.h b/include/crypto/internal/chacha.h index aa5d4a16aac5..b085dc1ac151 100644 --- a/include/crypto/internal/chacha.h +++ b/include/crypto/internal/chacha.h @@ -34,7 +34,7 @@ static inline int chacha20_setkey(struct crypto_skcipher *tfm, const u8 *key, return chacha_setkey(tfm, key, keysize, 20); } -static int inline chacha12_setkey(struct crypto_skcipher *tfm, const u8 *key, +static inline int chacha12_setkey(struct crypto_skcipher *tfm, const u8 *key, unsigned int keysize) { return chacha_setkey(tfm, key, keysize, 12); diff --git a/include/crypto/internal/des.h b/include/crypto/internal/des.h index f62a2bb1866b..723fe5bf16da 100644 --- a/include/crypto/internal/des.h +++ b/include/crypto/internal/des.h @@ -35,10 +35,6 @@ static inline int crypto_des_verify_key(struct crypto_tfm *tfm, const u8 *key) else err = 0; } - - if (err) - crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_WEAK_KEY); - memzero_explicit(&tmp, sizeof(tmp)); return err; } @@ -95,14 +91,9 @@ bad: static inline int crypto_des3_ede_verify_key(struct crypto_tfm *tfm, const u8 *key) { - int err; - - err = des3_ede_verify_key(key, DES3_EDE_KEY_SIZE, - crypto_tfm_get_flags(tfm) & - CRYPTO_TFM_REQ_FORBID_WEAK_KEYS); - if (err) - crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_WEAK_KEY); - return err; + return des3_ede_verify_key(key, DES3_EDE_KEY_SIZE, + crypto_tfm_get_flags(tfm) & + CRYPTO_TFM_REQ_FORBID_WEAK_KEYS); } static inline int verify_skcipher_des_key(struct crypto_skcipher *tfm, @@ -120,20 +111,16 @@ static inline int verify_skcipher_des3_key(struct crypto_skcipher *tfm, static inline int verify_aead_des_key(struct crypto_aead *tfm, const u8 *key, int keylen) { - if (keylen != DES_KEY_SIZE) { - crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); + if (keylen != DES_KEY_SIZE) return -EINVAL; - } return crypto_des_verify_key(crypto_aead_tfm(tfm), key); } static inline int verify_aead_des3_key(struct crypto_aead *tfm, const u8 *key, int keylen) { - if (keylen != DES3_EDE_KEY_SIZE) { - crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); + if (keylen != DES3_EDE_KEY_SIZE) return -EINVAL; - } return crypto_des3_ede_verify_key(crypto_aead_tfm(tfm), key); } diff --git a/include/crypto/internal/geniv.h b/include/crypto/internal/geniv.h index 0108c0c7b2ed..229d37681a9d 100644 --- a/include/crypto/internal/geniv.h +++ b/include/crypto/internal/geniv.h @@ -21,7 +21,6 @@ struct aead_geniv_ctx { struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl, struct rtattr **tb, u32 type, u32 mask); -void aead_geniv_free(struct aead_instance *inst); int aead_init_geniv(struct crypto_aead *tfm); void aead_exit_geniv(struct crypto_aead *tfm); diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h index bfc9db7b100d..89f6f46ab2b8 100644 --- a/include/crypto/internal/hash.h +++ b/include/crypto/internal/hash.h @@ -30,11 +30,25 @@ struct crypto_hash_walk { }; struct ahash_instance { - struct ahash_alg alg; + void (*free)(struct ahash_instance *inst); + union { + struct { + char head[offsetof(struct ahash_alg, halg.base)]; + struct crypto_instance base; + } s; + struct ahash_alg alg; + }; }; struct shash_instance { - struct shash_alg alg; + void (*free)(struct shash_instance *inst); + union { + struct { + char head[offsetof(struct shash_alg, base)]; + struct crypto_instance base; + } s; + struct shash_alg alg; + }; }; struct crypto_ahash_spawn { @@ -45,8 +59,6 @@ struct crypto_shash_spawn { struct crypto_spawn base; }; -extern const struct crypto_type crypto_ahash_type; - int crypto_hash_walk_done(struct crypto_hash_walk *walk, int err); int crypto_hash_walk_first(struct ahash_request *req, struct crypto_hash_walk *walk); @@ -70,12 +82,11 @@ static inline int crypto_ahash_walk_last(struct crypto_hash_walk *walk) } int crypto_register_ahash(struct ahash_alg *alg); -int crypto_unregister_ahash(struct ahash_alg *alg); +void crypto_unregister_ahash(struct ahash_alg *alg); int crypto_register_ahashes(struct ahash_alg *algs, int count); void crypto_unregister_ahashes(struct ahash_alg *algs, int count); int ahash_register_instance(struct crypto_template *tmpl, struct ahash_instance *inst); -void ahash_free_instance(struct crypto_instance *inst); int shash_no_setkey(struct crypto_shash *tfm, const u8 *key, unsigned int keylen); @@ -85,37 +96,51 @@ static inline bool crypto_shash_alg_has_setkey(struct shash_alg *alg) return alg->setkey != shash_no_setkey; } +static inline bool crypto_shash_alg_needs_key(struct shash_alg *alg) +{ + return crypto_shash_alg_has_setkey(alg) && + !(alg->base.cra_flags & CRYPTO_ALG_OPTIONAL_KEY); +} + bool crypto_hash_alg_has_setkey(struct hash_alg_common *halg); -int crypto_init_ahash_spawn(struct crypto_ahash_spawn *spawn, - struct hash_alg_common *alg, - struct crypto_instance *inst); +int crypto_grab_ahash(struct crypto_ahash_spawn *spawn, + struct crypto_instance *inst, + const char *name, u32 type, u32 mask); static inline void crypto_drop_ahash(struct crypto_ahash_spawn *spawn) { crypto_drop_spawn(&spawn->base); } -struct hash_alg_common *ahash_attr_alg(struct rtattr *rta, u32 type, u32 mask); +static inline struct hash_alg_common *crypto_spawn_ahash_alg( + struct crypto_ahash_spawn *spawn) +{ + return __crypto_hash_alg_common(spawn->base.alg); +} int crypto_register_shash(struct shash_alg *alg); -int crypto_unregister_shash(struct shash_alg *alg); +void crypto_unregister_shash(struct shash_alg *alg); int crypto_register_shashes(struct shash_alg *algs, int count); -int crypto_unregister_shashes(struct shash_alg *algs, int count); +void crypto_unregister_shashes(struct shash_alg *algs, int count); int shash_register_instance(struct crypto_template *tmpl, struct shash_instance *inst); -void shash_free_instance(struct crypto_instance *inst); +void shash_free_singlespawn_instance(struct shash_instance *inst); -int crypto_init_shash_spawn(struct crypto_shash_spawn *spawn, - struct shash_alg *alg, - struct crypto_instance *inst); +int crypto_grab_shash(struct crypto_shash_spawn *spawn, + struct crypto_instance *inst, + const char *name, u32 type, u32 mask); static inline void crypto_drop_shash(struct crypto_shash_spawn *spawn) { crypto_drop_spawn(&spawn->base); } -struct shash_alg *shash_attr_alg(struct rtattr *rta, u32 type, u32 mask); +static inline struct shash_alg *crypto_spawn_shash_alg( + struct crypto_shash_spawn *spawn) +{ + return __crypto_shash_alg(spawn->base.alg); +} int shash_ahash_update(struct ahash_request *req, struct shash_desc *desc); int shash_ahash_finup(struct ahash_request *req, struct shash_desc *desc); @@ -143,13 +168,13 @@ static inline void crypto_ahash_set_reqsize(struct crypto_ahash *tfm, static inline struct crypto_instance *ahash_crypto_instance( struct ahash_instance *inst) { - return container_of(&inst->alg.halg.base, struct crypto_instance, alg); + return &inst->s.base; } static inline struct ahash_instance *ahash_instance( struct crypto_instance *inst) { - return container_of(&inst->alg, struct ahash_instance, alg.halg.base); + return container_of(inst, struct ahash_instance, s.base); } static inline void *ahash_instance_ctx(struct ahash_instance *inst) @@ -157,17 +182,6 @@ static inline void *ahash_instance_ctx(struct ahash_instance *inst) return crypto_instance_ctx(ahash_crypto_instance(inst)); } -static inline unsigned int ahash_instance_headroom(void) -{ - return sizeof(struct ahash_alg) - sizeof(struct crypto_alg); -} - -static inline struct ahash_instance *ahash_alloc_instance( - const char *name, struct crypto_alg *alg) -{ - return crypto_alloc_instance(name, alg, ahash_instance_headroom()); -} - static inline void ahash_request_complete(struct ahash_request *req, int err) { req->base.complete(&req->base, err); @@ -204,26 +218,24 @@ static inline void *crypto_shash_ctx(struct crypto_shash *tfm) static inline struct crypto_instance *shash_crypto_instance( struct shash_instance *inst) { - return container_of(&inst->alg.base, struct crypto_instance, alg); + return &inst->s.base; } static inline struct shash_instance *shash_instance( struct crypto_instance *inst) { - return container_of(__crypto_shash_alg(&inst->alg), - struct shash_instance, alg); + return container_of(inst, struct shash_instance, s.base); } -static inline void *shash_instance_ctx(struct shash_instance *inst) +static inline struct shash_instance *shash_alg_instance( + struct crypto_shash *shash) { - return crypto_instance_ctx(shash_crypto_instance(inst)); + return shash_instance(crypto_tfm_alg_instance(&shash->base)); } -static inline struct shash_instance *shash_alloc_instance( - const char *name, struct crypto_alg *alg) +static inline void *shash_instance_ctx(struct shash_instance *inst) { - return crypto_alloc_instance(name, alg, - sizeof(struct shash_alg) - sizeof(*alg)); + return crypto_instance_ctx(shash_crypto_instance(inst)); } static inline struct crypto_shash *crypto_spawn_shash( diff --git a/include/crypto/internal/poly1305.h b/include/crypto/internal/poly1305.h index 479b0cab2a1a..064e52ca5248 100644 --- a/include/crypto/internal/poly1305.h +++ b/include/crypto/internal/poly1305.h @@ -11,48 +11,23 @@ #include <crypto/poly1305.h> /* - * Poly1305 core functions. These implement the ε-almost-∆-universal hash - * function underlying the Poly1305 MAC, i.e. they don't add an encrypted nonce - * ("s key") at the end. They also only support block-aligned inputs. + * Poly1305 core functions. These only accept whole blocks; the caller must + * handle any needed block buffering and padding. 'hibit' must be 1 for any + * full blocks, or 0 for the final block if it had to be padded. If 'nonce' is + * non-NULL, then it's added at the end to compute the Poly1305 MAC. Otherwise, + * only the ε-almost-∆-universal hash function (not the full MAC) is computed. */ -void poly1305_core_setkey(struct poly1305_key *key, const u8 *raw_key); + +void poly1305_core_setkey(struct poly1305_core_key *key, const u8 *raw_key); static inline void poly1305_core_init(struct poly1305_state *state) { *state = (struct poly1305_state){}; } void poly1305_core_blocks(struct poly1305_state *state, - const struct poly1305_key *key, const void *src, + const struct poly1305_core_key *key, const void *src, unsigned int nblocks, u32 hibit); -void poly1305_core_emit(const struct poly1305_state *state, void *dst); - -/* - * Poly1305 requires a unique key for each tag, which implies that we can't set - * it on the tfm that gets accessed by multiple users simultaneously. Instead we - * expect the key as the first 32 bytes in the update() call. - */ -static inline -unsigned int crypto_poly1305_setdesckey(struct poly1305_desc_ctx *dctx, - const u8 *src, unsigned int srclen) -{ - if (!dctx->sset) { - if (!dctx->rset && srclen >= POLY1305_BLOCK_SIZE) { - poly1305_core_setkey(dctx->r, src); - src += POLY1305_BLOCK_SIZE; - srclen -= POLY1305_BLOCK_SIZE; - dctx->rset = 1; - } - if (srclen >= POLY1305_BLOCK_SIZE) { - dctx->s[0] = get_unaligned_le32(src + 0); - dctx->s[1] = get_unaligned_le32(src + 4); - dctx->s[2] = get_unaligned_le32(src + 8); - dctx->s[3] = get_unaligned_le32(src + 12); - src += POLY1305_BLOCK_SIZE; - srclen -= POLY1305_BLOCK_SIZE; - dctx->sset = true; - } - } - return srclen; -} +void poly1305_core_emit(const struct poly1305_state *state, const u32 nonce[4], + void *dst); #endif diff --git a/include/crypto/internal/scompress.h b/include/crypto/internal/scompress.h index 6727ef0fc4d1..f834274c2493 100644 --- a/include/crypto/internal/scompress.h +++ b/include/crypto/internal/scompress.h @@ -112,10 +112,8 @@ int crypto_register_scomp(struct scomp_alg *alg); * compression algorithm * * @alg: algorithm definition - * - * Return: zero on success; error code in case of error */ -int crypto_unregister_scomp(struct scomp_alg *alg); +void crypto_unregister_scomp(struct scomp_alg *alg); int crypto_register_scomps(struct scomp_alg *algs, int count); void crypto_unregister_scomps(struct scomp_alg *algs, int count); diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h index 921c409fe1b1..10226c12c5df 100644 --- a/include/crypto/internal/skcipher.h +++ b/include/crypto/internal/skcipher.h @@ -88,14 +88,9 @@ static inline void skcipher_request_complete(struct skcipher_request *req, int e req->base.complete(&req->base, err); } -static inline void crypto_set_skcipher_spawn( - struct crypto_skcipher_spawn *spawn, struct crypto_instance *inst) -{ - crypto_set_spawn(&spawn->base, inst); -} - -int crypto_grab_skcipher(struct crypto_skcipher_spawn *spawn, const char *name, - u32 type, u32 mask); +int crypto_grab_skcipher(struct crypto_skcipher_spawn *spawn, + struct crypto_instance *inst, + const char *name, u32 type, u32 mask); static inline void crypto_drop_skcipher(struct crypto_skcipher_spawn *spawn) { @@ -140,8 +135,6 @@ int skcipher_walk_virt(struct skcipher_walk *walk, void skcipher_walk_atomise(struct skcipher_walk *walk); int skcipher_walk_async(struct skcipher_walk *walk, struct skcipher_request *req); -int skcipher_walk_aead(struct skcipher_walk *walk, struct aead_request *req, - bool atomic); int skcipher_walk_aead_encrypt(struct skcipher_walk *walk, struct aead_request *req, bool atomic); int skcipher_walk_aead_decrypt(struct skcipher_walk *walk, @@ -214,9 +207,17 @@ skcipher_cipher_simple(struct crypto_skcipher *tfm) return ctx->cipher; } -struct skcipher_instance * -skcipher_alloc_instance_simple(struct crypto_template *tmpl, struct rtattr **tb, - struct crypto_alg **cipher_alg_ret); + +struct skcipher_instance *skcipher_alloc_instance_simple( + struct crypto_template *tmpl, struct rtattr **tb); + +static inline struct crypto_alg *skcipher_ialg_simple( + struct skcipher_instance *inst) +{ + struct crypto_cipher_spawn *spawn = skcipher_instance_ctx(inst); + + return crypto_spawn_cipher_alg(spawn); +} #endif /* _CRYPTO_INTERNAL_SKCIPHER_H */ |