unsigned int key_len)
{
struct crypto_aes_ctx *ctx = crypto_skcipher_ctx(tfm);
- int ret;
-
- ret = ce_aes_expandkey(ctx, in_key, key_len);
- if (!ret)
- return 0;
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
+ return ce_aes_expandkey(ctx, in_key, key_len);
}
struct crypto_aes_xts_ctx {
if (!ret)
ret = ce_aes_expandkey(&ctx->key2, &in_key[key_len / 2],
key_len / 2);
- if (!ret)
- return 0;
-
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
+ return ret;
}
static int ecb_encrypt(struct skcipher_request *req)
{
u32 *mctx = crypto_shash_ctx(hash);
- if (keylen != sizeof(u32)) {
- crypto_shash_set_flags(hash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
*mctx = le32_to_cpup((__le32 *)key);
return 0;
}
struct ghash_key *key = crypto_shash_ctx(tfm);
be128 h;
- if (keylen != GHASH_BLOCK_SIZE) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != GHASH_BLOCK_SIZE)
return -EINVAL;
- }
/* needed for the fallback */
memcpy(&key->k, inkey, GHASH_BLOCK_SIZE);
unsigned int key_len)
{
struct crypto_aes_ctx *ctx = crypto_aead_ctx(tfm);
- int ret;
- ret = ce_aes_expandkey(ctx, in_key, key_len);
- if (!ret)
- return 0;
-
- tfm->base.crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
- return -EINVAL;
+ return ce_aes_expandkey(ctx, in_key, key_len);
}
static int ccm_setauthsize(struct crypto_aead *tfm, unsigned int authsize)
unsigned int key_len)
{
struct crypto_aes_ctx *ctx = crypto_tfm_ctx(tfm);
- int ret;
- ret = ce_aes_expandkey(ctx, in_key, key_len);
- if (!ret)
- return 0;
-
- tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
- return -EINVAL;
+ return ce_aes_expandkey(ctx, in_key, key_len);
}
EXPORT_SYMBOL(ce_aes_setkey);
unsigned int key_len)
{
struct crypto_aes_ctx *ctx = crypto_skcipher_ctx(tfm);
- int ret;
-
- ret = aes_expandkey(ctx, in_key, key_len);
- if (ret)
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return ret;
+ return aes_expandkey(ctx, in_key, key_len);
}
static int __maybe_unused xts_set_key(struct crypto_skcipher *tfm,
if (!ret)
ret = aes_expandkey(&ctx->key2, &in_key[key_len / 2],
key_len / 2);
- if (!ret)
- return 0;
-
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
+ return ret;
}
static int __maybe_unused essiv_cbc_set_key(struct crypto_skcipher *tfm,
ret = aes_expandkey(&ctx->key1, in_key, key_len);
if (ret)
- goto out;
+ return ret;
desc->tfm = ctx->hash;
crypto_shash_digest(desc, in_key, key_len, digest);
- ret = aes_expandkey(&ctx->key2, digest, sizeof(digest));
- if (ret)
- goto out;
-
- return 0;
-out:
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
+ return aes_expandkey(&ctx->key2, digest, sizeof(digest));
}
static int __maybe_unused ecb_encrypt(struct skcipher_request *req)
unsigned int key_len)
{
struct mac_tfm_ctx *ctx = crypto_shash_ctx(tfm);
- int err;
- err = aes_expandkey(&ctx->key, in_key, key_len);
- if (err)
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
-
- return err;
+ return aes_expandkey(&ctx->key, in_key, key_len);
}
static void cmac_gf128_mul_by_x(be128 *y, const be128 *x)
{
struct ghash_key *key = crypto_shash_ctx(tfm);
- if (keylen != GHASH_BLOCK_SIZE) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != GHASH_BLOCK_SIZE)
return -EINVAL;
- }
return __ghash_setkey(key, inkey, keylen);
}
int ret;
ret = aes_expandkey(&ctx->aes_key, inkey, keylen);
- if (ret) {
- tfm->base.crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (ret)
return -EINVAL;
- }
aes_encrypt(&ctx->aes_key, key, (u8[AES_BLOCK_SIZE]){});
{
struct chksum_ctx *mctx = crypto_shash_ctx(tfm);
- if (keylen != sizeof(mctx->key)) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(mctx->key))
return -EINVAL;
- }
mctx->key = get_unaligned_le32(key);
return 0;
}
{
struct ppc_aes_ctx *ctx = crypto_tfm_ctx(tfm);
- if (key_len != AES_KEYSIZE_128 &&
- key_len != AES_KEYSIZE_192 &&
- key_len != AES_KEYSIZE_256) {
- tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
- return -EINVAL;
- }
-
switch (key_len) {
case AES_KEYSIZE_128:
ctx->rounds = 4;
ctx->rounds = 6;
ppc_expand_key_256(ctx->key_enc, in_key);
break;
+ default:
+ return -EINVAL;
}
ppc_generate_decrypt_key(ctx->key_dec, ctx->key_enc, key_len);
key_len >>= 1;
- if (key_len != AES_KEYSIZE_128 &&
- key_len != AES_KEYSIZE_192 &&
- key_len != AES_KEYSIZE_256) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
- }
-
switch (key_len) {
case AES_KEYSIZE_128:
ctx->rounds = 4;
ppc_expand_key_256(ctx->key_enc, in_key);
ppc_expand_key_256(ctx->key_twk, in_key + AES_KEYSIZE_256);
break;
+ default:
+ return -EINVAL;
}
ppc_generate_decrypt_key(ctx->key_dec, ctx->key_enc, key_len);
{
u32 *mctx = crypto_shash_ctx(hash);
- if (keylen != sizeof(u32)) {
- crypto_shash_set_flags(hash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
*mctx = le32_to_cpup((__le32 *)key);
return 0;
}
return err;
/* In fips mode only 128 bit or 256 bit keys are valid */
- if (fips_enabled && key_len != 32 && key_len != 64) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (fips_enabled && key_len != 32 && key_len != 64)
return -EINVAL;
- }
/* Pick the correct function code based on the key length */
fc = (key_len == 32) ? CPACF_KM_XTS_128 :
{
struct crc_ctx *mctx = crypto_shash_ctx(tfm);
- if (newkeylen != sizeof(mctx->key)) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (newkeylen != sizeof(mctx->key))
return -EINVAL;
- }
mctx->key = le32_to_cpu(*(__le32 *)newkey);
return 0;
}
{
struct crc_ctx *mctx = crypto_shash_ctx(tfm);
- if (newkeylen != sizeof(mctx->key)) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (newkeylen != sizeof(mctx->key))
return -EINVAL;
- }
mctx->key = be32_to_cpu(*(__be32 *)newkey);
return 0;
}
{
struct ghash_ctx *ctx = crypto_shash_ctx(tfm);
- if (keylen != GHASH_BLOCK_SIZE) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != GHASH_BLOCK_SIZE)
return -EINVAL;
- }
memcpy(ctx->key, key, GHASH_BLOCK_SIZE);
if (rc)
return rc;
- if (__paes_set_key(ctx)) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
- }
- return 0;
+ return __paes_set_key(ctx);
}
static int ecb_paes_crypt(struct skcipher_request *req, unsigned long modifier)
if (rc)
return rc;
- if (__cbc_paes_set_key(ctx)) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
- }
- return 0;
+ return __cbc_paes_set_key(ctx);
}
static int cbc_paes_crypt(struct skcipher_request *req, unsigned long modifier)
if (rc)
return rc;
- if (__xts_paes_set_key(ctx)) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
- }
+ rc = __xts_paes_set_key(ctx);
+ if (rc)
+ return rc;
/*
* xts_check_key verifies the key length is not odd and makes
if (rc)
return rc;
- if (__ctr_paes_set_key(ctx)) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
- }
- return 0;
+ return __ctr_paes_set_key(ctx);
}
static unsigned int __ctrblk_init(u8 *ctrptr, u8 *iv, unsigned int nbytes)
unsigned int key_len)
{
struct crypto_sparc64_aes_ctx *ctx = crypto_tfm_ctx(tfm);
- u32 *flags = &tfm->crt_flags;
switch (key_len) {
case AES_KEYSIZE_128:
break;
default:
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
return -EINVAL;
}
{
struct camellia_sparc64_ctx *ctx = crypto_tfm_ctx(tfm);
const u32 *in_key = (const u32 *) _in_key;
- u32 *flags = &tfm->crt_flags;
- if (key_len != 16 && key_len != 24 && key_len != 32) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (key_len != 16 && key_len != 24 && key_len != 32)
return -EINVAL;
- }
ctx->key_len = key_len;
{
u32 *mctx = crypto_shash_ctx(hash);
- if (keylen != sizeof(u32)) {
- crypto_shash_set_flags(hash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
*(__le32 *)mctx = le32_to_cpup((__le32 *)key);
return 0;
}
{
struct aegis_ctx *ctx = crypto_aegis128_aesni_ctx(aead);
- if (keylen != AEGIS128_KEY_SIZE) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != AEGIS128_KEY_SIZE)
return -EINVAL;
- }
memcpy(ctx->key.bytes, key, AEGIS128_KEY_SIZE);
const u8 *in_key, unsigned int key_len)
{
struct crypto_aes_ctx *ctx = aes_ctx(raw_ctx);
- u32 *flags = &tfm->crt_flags;
int err;
if (key_len != AES_KEYSIZE_128 && key_len != AES_KEYSIZE_192 &&
- key_len != AES_KEYSIZE_256) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ key_len != AES_KEYSIZE_256)
return -EINVAL;
- }
if (!crypto_simd_usable())
err = aes_expandkey(ctx, in_key, key_len);
{
struct aesni_rfc4106_gcm_ctx *ctx = aesni_rfc4106_gcm_ctx_get(aead);
- if (key_len < 4) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (key_len < 4)
return -EINVAL;
- }
+
/*Account for 4 byte nonce at the end.*/
key_len -= 4;
{
struct blake2s_tfm_ctx *tctx = crypto_shash_ctx(tfm);
- if (keylen == 0 || keylen > BLAKE2S_KEY_SIZE) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen == 0 || keylen > BLAKE2S_KEY_SIZE)
return -EINVAL;
- }
memcpy(tctx->key, key, keylen);
tctx->keylen = keylen;
static int camellia_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen)
{
- return __camellia_setkey(crypto_skcipher_ctx(tfm), key, keylen,
- &tfm->base.crt_flags);
+ return __camellia_setkey(crypto_skcipher_ctx(tfm), key, keylen);
}
static int ecb_encrypt(struct skcipher_request *req)
static int camellia_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen)
{
- return __camellia_setkey(crypto_skcipher_ctx(tfm), key, keylen,
- &tfm->base.crt_flags);
+ return __camellia_setkey(crypto_skcipher_ctx(tfm), key, keylen);
}
static int ecb_encrypt(struct skcipher_request *req)
unsigned int keylen)
{
struct camellia_xts_ctx *ctx = crypto_skcipher_ctx(tfm);
- u32 *flags = &tfm->base.crt_flags;
int err;
err = xts_verify_key(tfm, key, keylen);
return err;
/* first half of xts-key is for crypt */
- err = __camellia_setkey(&ctx->crypt_ctx, key, keylen / 2, flags);
+ err = __camellia_setkey(&ctx->crypt_ctx, key, keylen / 2);
if (err)
return err;
/* second half of xts-key is for tweak */
- return __camellia_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2,
- flags);
+ return __camellia_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2);
}
EXPORT_SYMBOL_GPL(xts_camellia_setkey);
}
int __camellia_setkey(struct camellia_ctx *cctx, const unsigned char *key,
- unsigned int key_len, u32 *flags)
+ unsigned int key_len)
{
- if (key_len != 16 && key_len != 24 && key_len != 32) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (key_len != 16 && key_len != 24 && key_len != 32)
return -EINVAL;
- }
cctx->key_length = key_len;
static int camellia_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int key_len)
{
- return __camellia_setkey(crypto_tfm_ctx(tfm), key, key_len,
- &tfm->crt_flags);
+ return __camellia_setkey(crypto_tfm_ctx(tfm), key, key_len);
}
static int camellia_setkey_skcipher(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen)
{
struct cast6_xts_ctx *ctx = crypto_skcipher_ctx(tfm);
- u32 *flags = &tfm->base.crt_flags;
int err;
err = xts_verify_key(tfm, key, keylen);
return err;
/* first half of xts-key is for crypt */
- err = __cast6_setkey(&ctx->crypt_ctx, key, keylen / 2, flags);
+ err = __cast6_setkey(&ctx->crypt_ctx, key, keylen / 2);
if (err)
return err;
/* second half of xts-key is for tweak */
- return __cast6_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2,
- flags);
+ return __cast6_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2);
}
static int xts_encrypt(struct skcipher_request *req)
{
u32 *mctx = crypto_shash_ctx(hash);
- if (keylen != sizeof(u32)) {
- crypto_shash_set_flags(hash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
*mctx = le32_to_cpup((__le32 *)key);
return 0;
}
{
u32 *mctx = crypto_shash_ctx(hash);
- if (keylen != sizeof(u32)) {
- crypto_shash_set_flags(hash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
*mctx = le32_to_cpup((__le32 *)key);
return 0;
}
be128 *x = (be128 *)key;
u64 a, b;
- if (keylen != GHASH_BLOCK_SIZE) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != GHASH_BLOCK_SIZE)
return -EINVAL;
- }
/* perform multiplication by 'x' in GF(2^128) */
a = be64_to_cpu(x->a);
unsigned int keylen)
{
struct twofish_xts_ctx *ctx = crypto_skcipher_ctx(tfm);
- u32 *flags = &tfm->base.crt_flags;
int err;
err = xts_verify_key(tfm, key, keylen);
return err;
/* first half of xts-key is for crypt */
- err = __twofish_setkey(&ctx->crypt_ctx, key, keylen / 2, flags);
+ err = __twofish_setkey(&ctx->crypt_ctx, key, keylen / 2);
if (err)
return err;
/* second half of xts-key is for tweak */
- return __twofish_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2,
- flags);
+ return __twofish_setkey(&ctx->tweak_ctx, key + keylen / 2, keylen / 2);
}
static const struct common_glue_ctx twofish_enc = {
extern int __camellia_setkey(struct camellia_ctx *cctx,
const unsigned char *key,
- unsigned int key_len, u32 *flags);
+ unsigned int key_len);
extern int xts_camellia_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keylen);
{
struct aegis_ctx *ctx = crypto_aead_ctx(aead);
- if (keylen != AEGIS128_KEY_SIZE) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != AEGIS128_KEY_SIZE)
return -EINVAL;
- }
memcpy(ctx->key.bytes, key, AEGIS128_KEY_SIZE);
return 0;
* @in_key: The input key.
* @key_len: The size of the key.
*
- * Returns 0 on success, on failure the %CRYPTO_TFM_RES_BAD_KEY_LEN flag in tfm
- * is set. The function uses aes_expand_key() to expand the key.
- * &crypto_aes_ctx _must_ be the private data embedded in @tfm which is
- * retrieved with crypto_tfm_ctx().
+ * This function uses aes_expand_key() to expand the key. &crypto_aes_ctx
+ * _must_ be the private data embedded in @tfm which is retrieved with
+ * crypto_tfm_ctx().
+ *
+ * Return: 0 on success; -EINVAL on failure (only happens for bad key lengths)
*/
int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len)
{
struct crypto_aes_ctx *ctx = crypto_tfm_ctx(tfm);
- u32 *flags = &tfm->crt_flags;
- int ret;
-
- ret = aes_expandkey(ctx, in_key, key_len);
- if (!ret)
- return 0;
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
- return -EINVAL;
+ return aes_expandkey(ctx, in_key, key_len);
}
EXPORT_SYMBOL_GPL(crypto_aes_set_key);
{
struct anubis_ctx *ctx = crypto_tfm_ctx(tfm);
const __be32 *key = (const __be32 *)in_key;
- u32 *flags = &tfm->crt_flags;
int N, R, i, r;
u32 kappa[ANUBIS_MAX_N];
u32 inter[ANUBIS_MAX_N];
case 32: case 36: case 40:
break;
default:
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
return -EINVAL;
}
int err = -EINVAL;
if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
- goto badkey;
+ goto out;
crypto_ahash_clear_flags(auth, CRYPTO_TFM_REQ_MASK);
crypto_ahash_set_flags(auth, crypto_aead_get_flags(authenc) &
out:
memzero_explicit(&keys, sizeof(keys));
return err;
-
-badkey:
- crypto_aead_set_flags(authenc, CRYPTO_TFM_RES_BAD_KEY_LEN);
- goto out;
}
static void authenc_geniv_ahash_done(struct crypto_async_request *areq, int err)
int err = -EINVAL;
if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
- goto badkey;
+ goto out;
crypto_ahash_clear_flags(auth, CRYPTO_TFM_REQ_MASK);
crypto_ahash_set_flags(auth, crypto_aead_get_flags(authenc_esn) &
out:
memzero_explicit(&keys, sizeof(keys));
return err;
-
-badkey:
- crypto_aead_set_flags(authenc_esn, CRYPTO_TFM_RES_BAD_KEY_LEN);
- goto out;
}
static int crypto_authenc_esn_genicv_tail(struct aead_request *req,
{
struct blake2b_tfm_ctx *tctx = crypto_shash_ctx(tfm);
- if (keylen == 0 || keylen > BLAKE2B_KEYBYTES) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen == 0 || keylen > BLAKE2B_KEYBYTES)
return -EINVAL;
- }
memcpy(tctx->key, key, keylen);
tctx->keylen = keylen;
{
struct blake2s_tfm_ctx *tctx = crypto_shash_ctx(tfm);
- if (keylen == 0 || keylen > BLAKE2S_KEY_SIZE) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen == 0 || keylen > BLAKE2S_KEY_SIZE)
return -EINVAL;
- }
memcpy(tctx->key, key, keylen);
tctx->keylen = keylen;
{
struct camellia_ctx *cctx = crypto_tfm_ctx(tfm);
const unsigned char *key = (const unsigned char *)in_key;
- u32 *flags = &tfm->crt_flags;
- if (key_len != 16 && key_len != 24 && key_len != 32) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (key_len != 16 && key_len != 24 && key_len != 32)
return -EINVAL;
- }
cctx->key_length = key_len;
key[7] ^= F2(key[0], Tr[i % 4][7], Tm[i][7]);
}
-int __cast6_setkey(struct cast6_ctx *c, const u8 *in_key,
- unsigned key_len, u32 *flags)
+int __cast6_setkey(struct cast6_ctx *c, const u8 *in_key, unsigned int key_len)
{
int i;
u32 key[8];
__be32 p_key[8]; /* padded key */
- if (key_len % 4 != 0) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (key_len % 4 != 0)
return -EINVAL;
- }
memset(p_key, 0, 32);
memcpy(p_key, in_key, key_len);
int cast6_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen)
{
- return __cast6_setkey(crypto_tfm_ctx(tfm), key, keylen,
- &tfm->crt_flags);
+ return __cast6_setkey(crypto_tfm_ctx(tfm), key, keylen);
}
EXPORT_SYMBOL_GPL(cast6_setkey);
unsigned long alignmask = crypto_cipher_alignmask(tfm);
crypto_cipher_clear_flags(tfm, CRYPTO_TFM_RES_MASK);
- if (keylen < cia->cia_min_keysize || keylen > cia->cia_max_keysize) {
- crypto_cipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen < cia->cia_min_keysize || keylen > cia->cia_max_keysize)
return -EINVAL;
- }
if ((unsigned long)key & alignmask)
return setkey_unaligned(tfm, key, keylen);
{
u32 *mctx = crypto_shash_ctx(hash);
- if (keylen != sizeof(u32)) {
- crypto_shash_set_flags(hash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
*mctx = get_unaligned_le32(key);
return 0;
}
{
struct chksum_ctx *mctx = crypto_shash_ctx(tfm);
- if (keylen != sizeof(mctx->key)) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(mctx->key))
return -EINVAL;
- }
mctx->key = get_unaligned_le32(key);
return 0;
}
if (err)
return err;
- if (crypto_authenc_extractkeys(&keys, key, keylen) != 0) {
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
return -EINVAL;
- }
desc->tfm = tctx->hash;
err = crypto_shash_init(desc) ?:
struct ghash_ctx *ctx = crypto_shash_ctx(tfm);
be128 k;
- if (keylen != GHASH_BLOCK_SIZE) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != GHASH_BLOCK_SIZE)
return -EINVAL;
- }
if (ctx->gf128)
gf128mul_free_4k(ctx->gf128);
const __le32 *data = (const __le32 *)key;
- if (keylen != 8) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != 8)
return -EINVAL;
- }
mctx->l = le32_to_cpu(data[0]);
mctx->r = le32_to_cpu(data[1]);
unsigned long alignmask = crypto_skcipher_alignmask(tfm);
int err;
- if (keylen < cipher->min_keysize || keylen > cipher->max_keysize) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen < cipher->min_keysize || keylen > cipher->max_keysize)
return -EINVAL;
- }
if ((unsigned long)key & alignmask)
err = skcipher_setkey_unaligned(tfm, key, keylen);
EXPORT_SYMBOL_GPL(crypto_sm4_expand_key);
/**
- * crypto_sm4_set_key - Set the AES key.
+ * crypto_sm4_set_key - Set the SM4 key.
* @tfm: The %crypto_tfm that is used in the context.
* @in_key: The input key.
* @key_len: The size of the key.
*
- * Returns 0 on success, on failure the %CRYPTO_TFM_RES_BAD_KEY_LEN flag in tfm
- * is set. The function uses crypto_sm4_expand_key() to expand the key.
+ * This function uses crypto_sm4_expand_key() to expand the key.
* &crypto_sm4_ctx _must_ be the private data embedded in @tfm which is
* retrieved with crypto_tfm_ctx().
+ *
+ * Return: 0 on success; -EINVAL on failure (only happens for bad key lengths)
*/
int crypto_sm4_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len)
{
struct crypto_sm4_ctx *ctx = crypto_tfm_ctx(tfm);
- u32 *flags = &tfm->crt_flags;
- int ret;
-
- ret = crypto_sm4_expand_key(ctx, in_key, key_len);
- if (!ret)
- return 0;
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
- return -EINVAL;
+ return crypto_sm4_expand_key(ctx, in_key, key_len);
}
EXPORT_SYMBOL_GPL(crypto_sm4_set_key);
/* Perform the key setup. */
int __twofish_setkey(struct twofish_ctx *ctx, const u8 *key,
- unsigned int key_len, u32 *flags)
+ unsigned int key_len)
{
int i, j, k;
/* Check key length. */
if (key_len % 8)
- {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
return -EINVAL; /* unsupported key length */
- }
/* Compute the first two words of the S vector. The magic numbers are
* the entries of the RS matrix, preprocessed through poly_to_exp. The
int twofish_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int key_len)
{
- return __twofish_setkey(crypto_tfm_ctx(tfm), key, key_len,
- &tfm->crt_flags);
+ return __twofish_setkey(crypto_tfm_ctx(tfm), key, key_len);
}
EXPORT_SYMBOL_GPL(twofish_setkey);
unsigned int i;
int err;
- if (keylen != VMAC_KEY_LEN) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != VMAC_KEY_LEN)
return -EINVAL;
- }
err = crypto_cipher_setkey(tctx->cipher, key, keylen);
if (err)
{
struct xxhash64_tfm_ctx *tctx = crypto_shash_ctx(tfm);
- if (keylen != sizeof(tctx->seed)) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(tctx->seed))
return -EINVAL;
- }
tctx->seed = get_unaligned_le64(key);
return 0;
}
break;
default:
dev_dbg(ss->dev, "ERROR: Invalid keylen %u\n", keylen);
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
op->keylen = keylen;
break;
default:
dev_dbg(ce->dev, "ERROR: Invalid keylen %u\n", keylen);
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
if (op->key) {
break;
default:
dev_dbg(ss->dev, "ERROR: Invalid keylen %u\n", keylen);
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
if (op->key) {
if (unlikely(keylen != 3 * DES_KEY_SIZE)) {
dev_dbg(ss->dev, "Invalid keylen %u\n", keylen);
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
struct dynamic_sa_ctl *sa;
int rc;
- if (keylen != AES_KEYSIZE_256 &&
- keylen != AES_KEYSIZE_192 && keylen != AES_KEYSIZE_128) {
- crypto_skcipher_set_flags(cipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != AES_KEYSIZE_256 && keylen != AES_KEYSIZE_192 &&
+ keylen != AES_KEYSIZE_128)
return -EINVAL;
- }
/* Create SA */
if (ctx->sa_in || ctx->sa_out)
struct dynamic_sa_ctl *sa;
int rc = 0;
- if (crypto4xx_aes_gcm_validate_keylen(keylen) != 0) {
- crypto_aead_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (crypto4xx_aes_gcm_validate_keylen(keylen) != 0)
return -EINVAL;
- }
rc = crypto4xx_aead_setup_fallback(ctx, cipher, key, keylen);
if (rc)
break;
default:
dev_dbg(mc->dev, "ERROR: Invalid keylen %u\n", keylen);
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
if (op->key) {
if (keylen != AES_KEYSIZE_128 &&
keylen != AES_KEYSIZE_192 &&
- keylen != AES_KEYSIZE_256) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ keylen != AES_KEYSIZE_256)
return -EINVAL;
- }
memcpy(ctx->key, key, keylen);
ctx->keylen = keylen;
if (keylen != AES_KEYSIZE_256 &&
keylen != AES_KEYSIZE_192 &&
- keylen != AES_KEYSIZE_128) {
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ keylen != AES_KEYSIZE_128)
return -EINVAL;
- }
memcpy(ctx->key, key, keylen);
ctx->keylen = keylen;
return 0;
badkey:
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
}
{
struct artpec6_cryptotfm_context *ctx = crypto_tfm_ctx(&tfm->base);
- if (len != 16 && len != 24 && len != 32) {
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (len != 16 && len != 24 && len != 32)
return -EINVAL;
- }
ctx->key_length = len;
case 32:
break;
default:
- crypto_skcipher_set_flags(cipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
case 64:
break;
default:
- crypto_skcipher_set_flags(cipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
ctx->cipher_type = CIPHER_TYPE_AES256;
break;
default:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
WARN_ON((ctx->max_payload != SPU_MAX_PAYLOAD_INF) &&
ctx->authkeylen = 0;
ctx->digestsize = 0;
- crypto_aead_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
ctx->authkeylen = 0;
ctx->digestsize = 0;
- crypto_aead_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
unsigned int ivsize = crypto_aead_ivsize(aead);
unsigned int saltlen = CHACHAPOLY_IV_SIZE - ivsize;
- if (keylen != CHACHA_KEY_SIZE + saltlen) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != CHACHA_KEY_SIZE + saltlen)
return -EINVAL;
- }
ctx->cdata.key_virt = key;
ctx->cdata.keylen = keylen - saltlen;
memzero_explicit(&keys, sizeof(keys));
return aead_set_sh_desc(aead);
badkey:
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
}
int err;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
print_hex_dump_debug("key in @"__stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int err;
err = aes_check_keylen(keylen - 4);
- if (err) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
print_hex_dump_debug("key in @"__stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int err;
err = aes_check_keylen(keylen - 4);
- if (err) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
print_hex_dump_debug("key in @"__stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int err;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, 0);
}
keylen -= CTR_RFC3686_NONCE_SIZE;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, ctx1_iv_off);
}
ctx1_iv_off = 16;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, ctx1_iv_off);
}
u32 *desc;
if (keylen != 2 * AES_MIN_KEY_SIZE && keylen != 2 * AES_MAX_KEY_SIZE) {
- crypto_skcipher_set_flags(skcipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
dev_err(jrdev, "key size mismatch\n");
return -EINVAL;
}
memzero_explicit(&keys, sizeof(keys));
return ret;
badkey:
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
}
int ret;
ret = aes_check_keylen(keylen);
- if (ret) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
print_hex_dump_debug("key in @" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int ret;
ret = aes_check_keylen(keylen - 4);
- if (ret) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
print_hex_dump_debug("key in @" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int ret;
ret = aes_check_keylen(keylen - 4);
- if (ret) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
print_hex_dump_debug("key in @" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
ctx->sh_desc_enc);
if (ret) {
dev_err(jrdev, "driver enc context update failed\n");
- goto badkey;
+ return -EINVAL;
}
}
ctx->sh_desc_dec);
if (ret) {
dev_err(jrdev, "driver dec context update failed\n");
- goto badkey;
+ return -EINVAL;
}
}
return ret;
-badkey:
- crypto_skcipher_set_flags(skcipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
}
static int aes_skcipher_setkey(struct crypto_skcipher *skcipher,
int err;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, 0);
}
keylen -= CTR_RFC3686_NONCE_SIZE;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, ctx1_iv_off);
}
ctx1_iv_off = 16;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, ctx1_iv_off);
}
if (keylen != 2 * AES_MIN_KEY_SIZE && keylen != 2 * AES_MAX_KEY_SIZE) {
dev_err(jrdev, "key size mismatch\n");
- goto badkey;
+ return -EINVAL;
}
ctx->cdata.keylen = keylen;
ctx->sh_desc_enc);
if (ret) {
dev_err(jrdev, "driver enc context update failed\n");
- goto badkey;
+ return -EINVAL;
}
}
ctx->sh_desc_dec);
if (ret) {
dev_err(jrdev, "driver dec context update failed\n");
- goto badkey;
+ return -EINVAL;
}
}
return ret;
-badkey:
- crypto_skcipher_set_flags(skcipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
}
/*
memzero_explicit(&keys, sizeof(keys));
return aead_set_sh_desc(aead);
badkey:
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
}
err = crypto_authenc_extractkeys(&keys, key, keylen);
if (unlikely(err))
- goto badkey;
+ goto out;
err = -EINVAL;
if (keys.enckeylen != DES3_EDE_KEY_SIZE)
- goto badkey;
+ goto out;
err = crypto_des3_ede_verify_key(crypto_aead_tfm(aead), keys.enckey) ?:
aead_setkey(aead, key, keylen);
out:
memzero_explicit(&keys, sizeof(keys));
return err;
-
-badkey:
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
- goto out;
}
static struct aead_edesc *aead_edesc_alloc(struct aead_request *req,
unsigned int ivsize = crypto_aead_ivsize(aead);
unsigned int saltlen = CHACHAPOLY_IV_SIZE - ivsize;
- if (keylen != CHACHA_KEY_SIZE + saltlen) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != CHACHA_KEY_SIZE + saltlen)
return -EINVAL;
- }
ctx->cdata.key_virt = key;
ctx->cdata.keylen = keylen - saltlen;
int ret;
ret = aes_check_keylen(keylen);
- if (ret) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
print_hex_dump_debug("key in @" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int ret;
ret = aes_check_keylen(keylen - 4);
- if (ret) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
print_hex_dump_debug("key in @" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int ret;
ret = aes_check_keylen(keylen - 4);
- if (ret) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
print_hex_dump_debug("key in @" __stringify(__LINE__)": ",
DUMP_PREFIX_ADDRESS, 16, 4, key, keylen, 1);
int err;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, 0);
}
keylen -= CTR_RFC3686_NONCE_SIZE;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, ctx1_iv_off);
}
ctx1_iv_off = 16;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
return skcipher_setkey(skcipher, key, keylen, ctx1_iv_off);
}
static int chacha20_skcipher_setkey(struct crypto_skcipher *skcipher,
const u8 *key, unsigned int keylen)
{
- if (keylen != CHACHA_KEY_SIZE) {
- crypto_skcipher_set_flags(skcipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != CHACHA_KEY_SIZE)
return -EINVAL;
- }
return skcipher_setkey(skcipher, key, keylen, 0);
}
if (keylen != 2 * AES_MIN_KEY_SIZE && keylen != 2 * AES_MAX_KEY_SIZE) {
dev_err(dev, "key size mismatch\n");
- crypto_skcipher_set_flags(skcipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
return ret;
bad_free_key:
kfree(hashed_key);
- crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
return ahash_set_sh_desc(ahash);
bad_free_key:
kfree(hashed_key);
- crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
struct caam_hash_ctx *ctx = crypto_ahash_ctx(ahash);
struct device *jrdev = ctx->jrdev;
- if (keylen != AES_KEYSIZE_128) {
- crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != AES_KEYSIZE_128)
return -EINVAL;
- }
memcpy(ctx->key, key, keylen);
dma_sync_single_for_device(jrdev, ctx->adata.key_dma, keylen,
int err;
err = aes_check_keylen(keylen);
- if (err) {
- crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (err)
return err;
- }
/* key is immediate data for all cmac shared descriptors */
ctx->adata.key_virt = key;
memcpy(ctx->enc_key, key, keylen);
return 0;
} else {
- crypto_skcipher_set_flags(cipher,
- CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
}
union fc_ctx_flags flags;
aes_keylen = flexi_aes_keylen(keylen);
- if (aes_keylen < 0) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (aes_keylen < 0)
return -EINVAL;
- }
/* fill crypto context */
fctx = nctx->u.fctx;
int aes_keylen;
aes_keylen = flexi_aes_keylen(keylen);
- if (aes_keylen < 0) {
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (aes_keylen < 0)
return -EINVAL;
- }
return nitrox_skcipher_setkey(cipher, aes_keylen, key, keylen);
}
keylen /= 2;
aes_keylen = flexi_aes_keylen(keylen);
- if (aes_keylen < 0) {
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (aes_keylen < 0)
return -EINVAL;
- }
fctx = nctx->u.fctx;
/* copy KEY2 */
keylen -= CTR_RFC3686_NONCE_SIZE;
aes_keylen = flexi_aes_keylen(keylen);
- if (aes_keylen < 0) {
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (aes_keylen < 0)
return -EINVAL;
- }
return nitrox_skcipher_setkey(cipher, aes_keylen, key, keylen);
}
ctx->u.aes.type = CCP_AES_TYPE_256;
break;
default:
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
ctx->u.aes.mode = alg->mode;
ctx->u.aes.type = CCP_AES_TYPE_256;
break;
default:
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
ctx->u.aes.type = CCP_AES_TYPE_256;
break;
default:
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
ctx->u.aes.mode = alg->mode;
ret = crypto_shash_digest(sdesc, key, key_len,
ctx->u.sha.key);
- if (ret) {
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return -EINVAL;
- }
key_len = digest_size;
} else {
rc = crypto_authenc_extractkeys(&keys, key, keylen);
if (rc)
- goto badkey;
+ return rc;
enckey = keys.enckey;
authkey = keys.authkey;
ctx->enc_keylen = keys.enckeylen;
if (ctx->cipher_mode == DRV_CIPHER_CTR) {
/* the nonce is stored in bytes at end of key */
- rc = -EINVAL;
if (ctx->enc_keylen <
(AES_MIN_KEY_SIZE + CTR_RFC3686_NONCE_SIZE))
- goto badkey;
+ return -EINVAL;
/* Copy nonce from last 4 bytes in CTR key to
* first 4 bytes in CTR IV
*/
rc = validate_keys_sizes(ctx);
if (rc)
- goto badkey;
+ return rc;
/* STAT_PHASE_1: Copy key to ctx */
} else if (ctx->auth_mode != DRV_HASH_NULL) { /* HMAC */
rc = cc_get_plain_hmac_key(tfm, authkey, ctx->auth_keylen);
if (rc)
- goto badkey;
+ return rc;
}
/* STAT_PHASE_2: Create sequence */
break; /* No auth. key setup */
default:
dev_err(dev, "Unsupported authenc (%d)\n", ctx->auth_mode);
- rc = -ENOTSUPP;
- goto badkey;
+ return -ENOTSUPP;
}
/* STAT_PHASE_3: Submit sequence to HW */
rc = cc_send_sync_request(ctx->drvdata, &cc_req, desc, seq_len);
if (rc) {
dev_err(dev, "send_request() failed (rc=%d)\n", rc);
- goto setkey_error;
+ return rc;
}
}
/* Update STAT_PHASE_3 */
return rc;
-
-badkey:
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
-
-setkey_error:
- return rc;
}
static int cc_des3_aead_setkey(struct crypto_aead *aead, const u8 *key,
/* This check the size of the protected key token */
if (keylen != sizeof(hki)) {
dev_err(dev, "Unsupported protected key size %d.\n", keylen);
- crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
if (validate_keys_sizes(ctx_p, keylen)) {
dev_err(dev, "Unsupported key size %d.\n", keylen);
- crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
if (validate_keys_sizes(ctx_p, keylen)) {
dev_err(dev, "Unsupported key size %d.\n", keylen);
- crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
rc = cc_send_sync_request(ctx->drvdata, &cc_req, desc, idx);
out:
- if (rc)
- crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
-
if (ctx->key_params.key_dma_addr) {
dma_unmap_single(dev, ctx->key_params.key_dma_addr,
ctx->key_params.keylen, DMA_TO_DEVICE);
rc = cc_send_sync_request(ctx->drvdata, &cc_req, desc, idx);
- if (rc)
- crypto_ahash_set_flags(ahash, CRYPTO_TFM_RES_BAD_KEY_LEN);
-
dma_unmap_single(dev, ctx->key_params.key_dma_addr,
ctx->key_params.keylen, DMA_TO_DEVICE);
dev_dbg(dev, "Unmapped key-buffer: key_dma_addr=%pad keylen=%u\n",
ablkctx->ciph_mode = CHCR_SCMD_CIPHER_MODE_AES_CBC;
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
ablkctx->ciph_mode = CHCR_SCMD_CIPHER_MODE_AES_XTS;
return 0;
badkey_err:
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
ablkctx->enckey_len = 0;
return err;
ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256;
mk_size = CHCR_KEYCTX_MAC_KEY_SIZE_256;
} else {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
aeadctx->enckey_len = 0;
return -EINVAL;
}
int error;
if (keylen < 3) {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
aeadctx->enckey_len = 0;
return -EINVAL;
}
} else if (keylen == AES_KEYSIZE_256) {
ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256;
} else {
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
pr_err("GCM: Invalid key length %d\n", keylen);
ret = -EINVAL;
goto out;
if (err)
goto out;
- if (crypto_authenc_extractkeys(&keys, key, keylen) != 0) {
- crypto_aead_set_flags(authenc, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
goto out;
- }
if (get_alg_config(¶m, max_authsize)) {
pr_err("chcr : Unsupported digest size\n");
if (err)
goto out;
- if (crypto_authenc_extractkeys(&keys, key, keylen) != 0) {
- crypto_aead_set_flags(authenc, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (crypto_authenc_extractkeys(&keys, key, keylen) != 0)
goto out;
- }
+
subtype = get_aead_subtype(authenc);
if (subtype == CRYPTO_ALG_SUB_TYPE_CTR_SHA ||
subtype == CRYPTO_ALG_SUB_TYPE_CTR_NULL) {
return 0;
}
- if (len != AES_KEYSIZE_192 && len != AES_KEYSIZE_256) {
+ if (len != AES_KEYSIZE_192 && len != AES_KEYSIZE_256)
/* not supported at all */
- tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
return -EINVAL;
- }
/*
* The requested key size is not supported by HW, do a fallback
return 0;
}
- if (len != AES_KEYSIZE_192 && len != AES_KEYSIZE_256) {
+ if (len != AES_KEYSIZE_192 && len != AES_KEYSIZE_256)
/* not supported at all */
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
- }
/*
* The requested key size is not supported by HW, do a fallback
int ret, i;
ret = aes_expandkey(&aes, key, len);
- if (ret) {
- crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
if (priv->flags & EIP197_TRC_CACHE && ctx->base.ctxr_dma) {
for (i = 0; i < len / sizeof(u32); i++) {
case SAFEXCEL_DES:
err = verify_aead_des_key(ctfm, keys.enckey, keys.enckeylen);
if (unlikely(err))
- goto badkey_expflags;
+ goto badkey;
break;
case SAFEXCEL_3DES:
err = verify_aead_des3_key(ctfm, keys.enckey, keys.enckeylen);
if (unlikely(err))
- goto badkey_expflags;
+ goto badkey;
break;
case SAFEXCEL_AES:
err = aes_expandkey(&aes, keys.enckey, keys.enckeylen);
return 0;
badkey:
- crypto_aead_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
-badkey_expflags:
memzero_explicit(&keys, sizeof(keys));
return err;
}
/* exclude the nonce here */
keylen = len - CTR_RFC3686_NONCE_SIZE;
ret = aes_expandkey(&aes, key, keylen);
- if (ret) {
- crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
if (priv->flags & EIP197_TRC_CACHE && ctx->base.ctxr_dma) {
for (i = 0; i < keylen / sizeof(u32); i++) {
/* Only half of the key data is cipher key */
keylen = (len >> 1);
ret = aes_expandkey(&aes, key, keylen);
- if (ret) {
- crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
if (priv->flags & EIP197_TRC_CACHE && ctx->base.ctxr_dma) {
for (i = 0; i < keylen / sizeof(u32); i++) {
/* The other half is the tweak key */
ret = aes_expandkey(&aes, (u8 *)(key + keylen), keylen);
- if (ret) {
- crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
if (priv->flags & EIP197_TRC_CACHE && ctx->base.ctxr_dma) {
for (i = 0; i < keylen / sizeof(u32); i++) {
ret = aes_expandkey(&aes, key, len);
if (ret) {
- crypto_aead_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&aes, sizeof(aes));
return ret;
}
ret = aes_expandkey(&aes, key, len);
if (ret) {
- crypto_aead_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&aes, sizeof(aes));
return ret;
}
{
struct safexcel_cipher_ctx *ctx = crypto_skcipher_ctx(ctfm);
- if (len != CHACHA_KEY_SIZE) {
- crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (len != CHACHA_KEY_SIZE)
return -EINVAL;
- }
+
safexcel_chacha20_setkey(ctx, key);
return 0;
len -= EIP197_AEAD_IPSEC_NONCE_SIZE;
ctx->nonce = *(u32 *)(key + len);
}
- if (len != CHACHA_KEY_SIZE) {
- crypto_aead_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (len != CHACHA_KEY_SIZE)
return -EINVAL;
- }
+
safexcel_chacha20_setkey(ctx, key);
return 0;
struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
struct safexcel_crypto_priv *priv = ctx->priv;
- if (len != SM4_KEY_SIZE) {
- crypto_skcipher_set_flags(ctfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (len != SM4_KEY_SIZE)
return -EINVAL;
- }
if (priv->flags & EIP197_TRC_CACHE && ctx->base.ctxr_dma)
if (memcmp(ctx->key, key, SM4_KEY_SIZE))
{
struct safexcel_ahash_ctx *ctx = crypto_tfm_ctx(crypto_ahash_tfm(tfm));
- if (keylen != sizeof(u32)) {
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
memcpy(ctx->ipad, key, sizeof(u32));
return 0;
int ret, i;
ret = aes_expandkey(&aes, key, len);
- if (ret) {
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
memset(ctx->ipad, 0, 2 * AES_BLOCK_SIZE);
for (i = 0; i < len / sizeof(u32); i++)
int ret, i;
ret = aes_expandkey(&aes, key, len);
- if (ret) {
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
/* precompute the XCBC key material */
crypto_cipher_clear_flags(ctx->kaes, CRYPTO_TFM_REQ_MASK);
int ret, i;
ret = aes_expandkey(&aes, key, len);
- if (ret) {
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
for (i = 0; i < len / sizeof(u32); i++)
ctx->ipad[i + 8] =
u32 keylen_cfg = 0;
struct ix_sa_dir *dir;
struct ixp_ctx *ctx = crypto_tfm_ctx(tfm);
- u32 *flags = &tfm->crt_flags;
dir = encrypt ? &ctx->encrypt : &ctx->decrypt;
cinfo = dir->npe_ctx;
case 24: keylen_cfg = MOD_AES192; break;
case 32: keylen_cfg = MOD_AES256; break;
default:
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
return -EINVAL;
}
cipher_cfg |= keylen_cfg;
memzero_explicit(&keys, sizeof(keys));
return aead_setup(tfm, crypto_aead_authsize(tfm));
badkey:
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
}
int i;
ret = aes_expandkey(&ctx->aes, key, len);
- if (ret) {
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return ret;
- }
remaining = (ctx->aes.key_length - 16) / 4;
offset = ctx->aes.key_length + 24 - remaining;
break;
default:
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
break;
default:
- crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
ctx->enc_type |= ENC_TYPE_ALG_AES256;
break;
default:
- crypto_skcipher_set_flags(skcipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
{
struct aes_ctx *ctx = aes_ctx(tfm);
const __le32 *key = (const __le32 *)in_key;
- u32 *flags = &tfm->crt_flags;
struct crypto_aes_ctx gen_aes;
int cpu;
- if (key_len % 8) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (key_len % 8)
return -EINVAL;
- }
/*
* If the hardware is capable of generating the extended key
ctx->cword.encrypt.keygen = 1;
ctx->cword.decrypt.keygen = 1;
- if (aes_expandkey(&gen_aes, in_key, key_len)) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (aes_expandkey(&gen_aes, in_key, key_len))
return -EINVAL;
- }
memcpy(ctx->E, gen_aes.key_enc, AES_MAX_KEYLENGTH);
memcpy(ctx->D, gen_aes.key_dec, AES_MAX_KEYLENGTH);
return 0;
badkey:
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
}
struct spacc_ablk_ctx *ctx = crypto_tfm_ctx(tfm);
int err = 0;
- if (len > AES_MAX_KEY_SIZE) {
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (len > AES_MAX_KEY_SIZE)
return -EINVAL;
- }
/*
* IPSec engine only supports 128 and 256 bit AES keys. If we get a
int err = 0;
if (len > AES_MAX_KEY_SIZE) {
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
err = -EINVAL;
goto out;
}
memzero_explicit(&keys, sizeof(keys));
return 0;
bad_key:
- crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
error:
int alg;
if (qat_alg_validate_key(keylen, &alg, mode))
- goto bad_key;
+ return -EINVAL;
qat_alg_skcipher_init_enc(ctx, alg, key, keylen, mode);
qat_alg_skcipher_init_dec(ctx, alg, key, keylen, mode);
return 0;
-bad_key:
- crypto_skcipher_set_flags(ctx->tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
}
static int qat_alg_aead_rekey(struct crypto_aead *tfm, const uint8_t *key,
ahash_request_set_crypt(req, &sg, ctx->authkey, keylen);
ret = crypto_wait_req(crypto_ahash_digest(req), &wait);
- if (ret)
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
kfree(buf);
err_free_req:
struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm);
if (keylen != AES_KEYSIZE_128 && keylen != AES_KEYSIZE_192 &&
- keylen != AES_KEYSIZE_256) {
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ keylen != AES_KEYSIZE_256)
return -EINVAL;
- }
ctx->keylen = keylen;
memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_KEY_0, key, keylen);
return 0;
{
struct stm32_crc_ctx *mctx = crypto_shash_ctx(tfm);
- if (keylen != sizeof(u32)) {
- crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen != sizeof(u32))
return -EINVAL;
- }
mctx->key = get_unaligned_le32(key);
return 0;
return 0;
badkey:
- crypto_aead_set_flags(authenc, CRYPTO_TFM_RES_BAD_KEY_LEN);
memzero_explicit(&keys, sizeof(keys));
return -EINVAL;
}
err = crypto_authenc_extractkeys(&keys, key, keylen);
if (unlikely(err))
- goto badkey;
+ goto out;
err = -EINVAL;
if (keys.authkeylen + keys.enckeylen > TALITOS_MAX_KEY_SIZE)
- goto badkey;
+ goto out;
err = verify_aead_des3_key(authenc, keys.enckey, keys.enckeylen);
if (err)
out:
memzero_explicit(&keys, sizeof(keys));
return err;
-
-badkey:
- crypto_aead_set_flags(authenc, CRYPTO_TFM_RES_BAD_KEY_LEN);
- goto out;
}
static void talitos_sg_unmap(struct device *dev,
keylen == AES_KEYSIZE_256)
return skcipher_setkey(cipher, key, keylen);
- crypto_skcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN);
-
return -EINVAL;
}
/* Must get the hash of the long key */
ret = keyhash(tfm, key, keylen, hash);
- if (ret) {
- crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (ret)
return -EINVAL;
- }
keysize = digestsize;
memcpy(ctx->key, hash, digestsize);
const u8 *key, unsigned int keylen)
{
struct cryp_ctx *ctx = crypto_skcipher_ctx(cipher);
- u32 *flags = &cipher->base.crt_flags;
pr_debug(DEV_DBG_NAME " [%s]", __func__);
default:
pr_err(DEV_DBG_NAME "[%s]: Unknown keylen!", __func__);
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
return -EINVAL;
}
if (keylen > vcrypto->max_cipher_key_len) {
pr_err("virtio_crypto: the key is too long\n");
- goto bad_key;
+ return -EINVAL;
}
if (virtio_crypto_alg_validate_key(keylen, &alg))
- goto bad_key;
+ return -EINVAL;
/* Create encryption session */
ret = virtio_crypto_alg_skcipher_init_session(ctx,
return ret;
}
return 0;
-
-bad_key:
- crypto_skcipher_set_flags(ctx->tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
- return -EINVAL;
}
/* Note: kernel crypto API realization */
u8 Kr[12][4];
};
-int __cast6_setkey(struct cast6_ctx *ctx, const u8 *key,
- unsigned int keylen, u32 *flags);
+int __cast6_setkey(struct cast6_ctx *ctx, const u8 *key, unsigned int keylen);
int cast6_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
void __cast6_encrypt(const void *ctx, u8 *dst, const u8 *src);
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);
}
};
int __twofish_setkey(struct twofish_ctx *ctx, const u8 *key,
- unsigned int key_len, u32 *flags);
+ unsigned int key_len);
int twofish_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int key_len);
#endif
* key consists of keys of equal size concatenated, therefore
* the length must be even.
*/
- if (keylen % 2) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ if (keylen % 2)
return -EINVAL;
- }
/* ensure that the AES and tweak key are not identical */
if (fips_enabled &&
* key consists of keys of equal size concatenated, therefore
* the length must be even.
*/
- if (keylen % 2) {
- crypto_skcipher_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+ if (keylen % 2)
return -EINVAL;
- }
/* ensure that the AES and tweak key are not identical */
if ((fips_enabled || (crypto_skcipher_get_flags(tfm) &
#define CRYPTO_TFM_REQ_MAY_SLEEP 0x00000200
#define CRYPTO_TFM_REQ_MAY_BACKLOG 0x00000400
#define CRYPTO_TFM_RES_WEAK_KEY 0x00100000
-#define CRYPTO_TFM_RES_BAD_KEY_LEN 0x00200000
/*
* Miscellaneous stuff.
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