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-rw-r--r--crypto/tcrypt.c121
1 files changed, 82 insertions, 39 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 8eaa5aa210b..f0aed0106ad 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -57,6 +57,11 @@
#define ENCRYPT 1
#define DECRYPT 0
+struct tcrypt_result {
+ struct completion completion;
+ int err;
+};
+
static unsigned int IDX[8] = { IDX1, IDX2, IDX3, IDX4, IDX5, IDX6, IDX7, IDX8 };
/*
@@ -84,6 +89,17 @@ static void hexdump(unsigned char *buf, unsigned int len)
printk("\n");
}
+static void tcrypt_complete(struct crypto_async_request *req, int err)
+{
+ struct tcrypt_result *res = req->data;
+
+ if (err == -EINPROGRESS)
+ return;
+
+ res->err = err;
+ complete(&res->completion);
+}
+
static void test_hash(char *algo, struct hash_testvec *template,
unsigned int tcount)
{
@@ -203,15 +219,14 @@ static void test_cipher(char *algo, int enc,
{
unsigned int ret, i, j, k, temp;
unsigned int tsize;
- unsigned int iv_len;
- unsigned int len;
char *q;
- struct crypto_blkcipher *tfm;
+ struct crypto_ablkcipher *tfm;
char *key;
struct cipher_testvec *cipher_tv;
- struct blkcipher_desc desc;
+ struct ablkcipher_request *req;
struct scatterlist sg[8];
const char *e;
+ struct tcrypt_result result;
if (enc == ENCRYPT)
e = "encryption";
@@ -232,15 +247,24 @@ static void test_cipher(char *algo, int enc,
memcpy(tvmem, template, tsize);
cipher_tv = (void *)tvmem;
- tfm = crypto_alloc_blkcipher(algo, 0, CRYPTO_ALG_ASYNC);
+ init_completion(&result.completion);
+
+ tfm = crypto_alloc_ablkcipher(algo, 0, 0);
if (IS_ERR(tfm)) {
printk("failed to load transform for %s: %ld\n", algo,
PTR_ERR(tfm));
return;
}
- desc.tfm = tfm;
- desc.flags = 0;
+
+ req = ablkcipher_request_alloc(tfm, GFP_KERNEL);
+ if (!req) {
+ printk("failed to allocate request for %s\n", algo);
+ goto out;
+ }
+
+ ablkcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
+ tcrypt_complete, &result);
j = 0;
for (i = 0; i < tcount; i++) {
@@ -249,17 +273,17 @@ static void test_cipher(char *algo, int enc,
printk("test %u (%d bit key):\n",
j, cipher_tv[i].klen * 8);
- crypto_blkcipher_clear_flags(tfm, ~0);
+ crypto_ablkcipher_clear_flags(tfm, ~0);
if (cipher_tv[i].wk)
- crypto_blkcipher_set_flags(
+ crypto_ablkcipher_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
key = cipher_tv[i].key;
- ret = crypto_blkcipher_setkey(tfm, key,
- cipher_tv[i].klen);
+ ret = crypto_ablkcipher_setkey(tfm, key,
+ cipher_tv[i].klen);
if (ret) {
printk("setkey() failed flags=%x\n",
- crypto_blkcipher_get_flags(tfm));
+ crypto_ablkcipher_get_flags(tfm));
if (!cipher_tv[i].fail)
goto out;
@@ -268,19 +292,28 @@ static void test_cipher(char *algo, int enc,
sg_set_buf(&sg[0], cipher_tv[i].input,
cipher_tv[i].ilen);
- iv_len = crypto_blkcipher_ivsize(tfm);
- if (iv_len)
- crypto_blkcipher_set_iv(tfm, cipher_tv[i].iv,
- iv_len);
+ ablkcipher_request_set_crypt(req, sg, sg,
+ cipher_tv[i].ilen,
+ cipher_tv[i].iv);
- len = cipher_tv[i].ilen;
ret = enc ?
- crypto_blkcipher_encrypt(&desc, sg, sg, len) :
- crypto_blkcipher_decrypt(&desc, sg, sg, len);
+ crypto_ablkcipher_encrypt(req) :
+ crypto_ablkcipher_decrypt(req);
- if (ret) {
- printk("%s () failed flags=%x\n", e,
- desc.flags);
+ switch (ret) {
+ case 0:
+ break;
+ case -EINPROGRESS:
+ case -EBUSY:
+ ret = wait_for_completion_interruptible(
+ &result.completion);
+ if (!ret && !((ret = result.err))) {
+ INIT_COMPLETION(result.completion);
+ break;
+ }
+ /* fall through */
+ default:
+ printk("%s () failed err=%d\n", e, -ret);
goto out;
}
@@ -303,17 +336,17 @@ static void test_cipher(char *algo, int enc,
printk("test %u (%d bit key):\n",
j, cipher_tv[i].klen * 8);
- crypto_blkcipher_clear_flags(tfm, ~0);
+ crypto_ablkcipher_clear_flags(tfm, ~0);
if (cipher_tv[i].wk)
- crypto_blkcipher_set_flags(
+ crypto_ablkcipher_set_flags(
tfm, CRYPTO_TFM_REQ_WEAK_KEY);
key = cipher_tv[i].key;
- ret = crypto_blkcipher_setkey(tfm, key,
- cipher_tv[i].klen);
+ ret = crypto_ablkcipher_setkey(tfm, key,
+ cipher_tv[i].klen);
if (ret) {
printk("setkey() failed flags=%x\n",
- crypto_blkcipher_get_flags(tfm));
+ crypto_ablkcipher_get_flags(tfm));
if (!cipher_tv[i].fail)
goto out;
@@ -329,19 +362,28 @@ static void test_cipher(char *algo, int enc,
cipher_tv[i].tap[k]);
}
- iv_len = crypto_blkcipher_ivsize(tfm);
- if (iv_len)
- crypto_blkcipher_set_iv(tfm, cipher_tv[i].iv,
- iv_len);
+ ablkcipher_request_set_crypt(req, sg, sg,
+ cipher_tv[i].ilen,
+ cipher_tv[i].iv);
- len = cipher_tv[i].ilen;
ret = enc ?
- crypto_blkcipher_encrypt(&desc, sg, sg, len) :
- crypto_blkcipher_decrypt(&desc, sg, sg, len);
+ crypto_ablkcipher_encrypt(req) :
+ crypto_ablkcipher_decrypt(req);
- if (ret) {
- printk("%s () failed flags=%x\n", e,
- desc.flags);
+ switch (ret) {
+ case 0:
+ break;
+ case -EINPROGRESS:
+ case -EBUSY:
+ ret = wait_for_completion_interruptible(
+ &result.completion);
+ if (!ret && !((ret = result.err))) {
+ INIT_COMPLETION(result.completion);
+ break;
+ }
+ /* fall through */
+ default:
+ printk("%s () failed err=%d\n", e, -ret);
goto out;
}
@@ -360,7 +402,8 @@ static void test_cipher(char *algo, int enc,
}
out:
- crypto_free_blkcipher(tfm);
+ crypto_free_ablkcipher(tfm);
+ ablkcipher_request_free(req);
}
static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc, char *p,
@@ -832,7 +875,7 @@ static void test_available(void)
while (*name) {
printk("alg %s ", *name);
- printk(crypto_has_alg(*name, 0, CRYPTO_ALG_ASYNC) ?
+ printk(crypto_has_alg(*name, 0, 0) ?
"found\n" : "not found\n");
name++;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-20 09:45:15 +0000