[CRYPTO] cipher: Added block ciphers for CBC/ECB

[safe/jmp/linux-2.6] / crypto / internal.h

diff --git a/crypto/internal.h b/crypto/internal.h
index 3a08d25..93d9b10 100644 (file)
--- a/crypto/internal.h
+++ b/crypto/internal.h
@@ -43,6 +43,7 @@ struct crypto_larval {
        struct crypto_alg alg;
        struct crypto_alg *adult;
        struct completion completion;
+       u32 mask;
 };
 
 extern struct list_head crypto_alg_list;
@@ -66,9 +67,9 @@ static inline void crypto_kunmap(void *vaddr, int out)
        kunmap_atomic(vaddr, crypto_kmap_type(out));
 }
 
-static inline void crypto_yield(struct crypto_tfm *tfm)
+static inline void crypto_yield(u32 flags)
 {
-       if (tfm->crt_flags & CRYPTO_TFM_REQ_MAY_SLEEP)
+       if (flags & CRYPTO_TFM_REQ_MAY_SLEEP)
                cond_resched();
 }
 
@@ -98,7 +99,14 @@ static inline void crypto_exit_proc(void)
 static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg,
                                                 int flags)
 {
-       return alg->cra_ctxsize;
+       unsigned int len = alg->cra_ctxsize;
+
+       if (alg->cra_alignmask) {
+               len = ALIGN(len, (unsigned long)alg->cra_alignmask + 1);
+               len += alg->cra_digest.dia_digestsize;
+       }
+
+       return len;
 }
 
 static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg,
@@ -123,8 +131,8 @@ static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg,
 }
 
 struct crypto_alg *crypto_mod_get(struct crypto_alg *alg);
-void crypto_mod_put(struct crypto_alg *alg);
-struct crypto_alg *__crypto_alg_lookup(const char *name);
+struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type, u32 mask);
+struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask);
 
 int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags);
 int crypto_init_cipher_flags(struct crypto_tfm *tfm, u32 flags);
@@ -138,7 +146,10 @@ void crypto_exit_digest_ops(struct crypto_tfm *tfm);
 void crypto_exit_cipher_ops(struct crypto_tfm *tfm);
 void crypto_exit_compress_ops(struct crypto_tfm *tfm);
 
-void crypto_larval_error(const char *name);
+void crypto_larval_error(const char *name, u32 type, u32 mask);
+
+void crypto_shoot_alg(struct crypto_alg *alg);
+struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags);
 
 int crypto_register_instance(struct crypto_template *tmpl,
                             struct crypto_instance *inst);
@@ -146,6 +157,12 @@ int crypto_register_instance(struct crypto_template *tmpl,
 int crypto_register_notifier(struct notifier_block *nb);
 int crypto_unregister_notifier(struct notifier_block *nb);
 
+static inline void crypto_alg_put(struct crypto_alg *alg)
+{
+       if (atomic_dec_and_test(&alg->cra_refcnt) && alg->cra_destroy)
+               alg->cra_destroy(alg);
+}
+
 static inline int crypto_tmpl_get(struct crypto_template *tmpl)
 {
        return try_module_get(tmpl->module);
@@ -161,6 +178,16 @@ static inline int crypto_is_larval(struct crypto_alg *alg)
        return alg->cra_flags & CRYPTO_ALG_LARVAL;
 }
 
+static inline int crypto_is_dead(struct crypto_alg *alg)
+{
+       return alg->cra_flags & CRYPTO_ALG_DEAD;
+}
+
+static inline int crypto_is_moribund(struct crypto_alg *alg)
+{
+       return alg->cra_flags & (CRYPTO_ALG_DEAD | CRYPTO_ALG_DYING);
+}
+
 static inline int crypto_notify(unsigned long val, void *v)
 {
        return blocking_notifier_call_chain(&crypto_chain, val, v);