diff options
Diffstat (limited to 'crypto/api.c')
| -rw-r--r-- | crypto/api.c | 32 |
1 files changed, 23 insertions, 9 deletions
diff --git a/crypto/api.c b/crypto/api.c index bc4b7901acdf..edaa843d8e83 100644 --- a/crypto/api.c +++ b/crypto/api.c @@ -226,17 +226,18 @@ static int crypto_init_flags(struct crypto_tfm *tfm, u32 flags) case CRYPTO_ALG_TYPE_COMPRESS: return crypto_init_compress_flags(tfm, flags); - - default: - break; } - BUG(); - return -EINVAL; + return 0; } static int crypto_init_ops(struct crypto_tfm *tfm) { + const struct crypto_type *type = tfm->__crt_alg->cra_type; + + if (type) + return type->init(tfm); + switch (crypto_tfm_alg_type(tfm)) { case CRYPTO_ALG_TYPE_CIPHER: return crypto_init_cipher_ops(tfm); @@ -257,6 +258,14 @@ static int crypto_init_ops(struct crypto_tfm *tfm) static void crypto_exit_ops(struct crypto_tfm *tfm) { + const struct crypto_type *type = tfm->__crt_alg->cra_type; + + if (type) { + if (type->exit) + type->exit(tfm); + return; + } + switch (crypto_tfm_alg_type(tfm)) { case CRYPTO_ALG_TYPE_CIPHER: crypto_exit_cipher_ops(tfm); @@ -278,26 +287,31 @@ static void crypto_exit_ops(struct crypto_tfm *tfm) static unsigned int crypto_ctxsize(struct crypto_alg *alg, int flags) { + const struct crypto_type *type = alg->cra_type; unsigned int len; + len = alg->cra_alignmask & ~(crypto_tfm_ctx_alignment() - 1); + if (type) + return len + type->ctxsize(alg); + switch (alg->cra_flags & CRYPTO_ALG_TYPE_MASK) { default: BUG(); case CRYPTO_ALG_TYPE_CIPHER: - len = crypto_cipher_ctxsize(alg, flags); + len += crypto_cipher_ctxsize(alg, flags); break; case CRYPTO_ALG_TYPE_DIGEST: - len = crypto_digest_ctxsize(alg, flags); + len += crypto_digest_ctxsize(alg, flags); break; case CRYPTO_ALG_TYPE_COMPRESS: - len = crypto_compress_ctxsize(alg, flags); + len += crypto_compress_ctxsize(alg, flags); break; } - return len + (alg->cra_alignmask & ~(crypto_tfm_ctx_alignment() - 1)); + return len; } void crypto_shoot_alg(struct crypto_alg *alg) |