diff options
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/hmac.c | 19 | ||||
| -rw-r--r-- | crypto/tcrypt.c | 52 |
2 files changed, 20 insertions, 51 deletions
diff --git a/crypto/hmac.c b/crypto/hmac.c index da0456b3710..46120dee5ad 100644 --- a/crypto/hmac.c +++ b/crypto/hmac.c @@ -18,18 +18,15 @@ #include <linux/mm.h> #include <linux/highmem.h> #include <linux/slab.h> -#include <asm/scatterlist.h> +#include <linux/scatterlist.h> #include "internal.h" static void hash_key(struct crypto_tfm *tfm, u8 *key, unsigned int keylen) { struct scatterlist tmp; - tmp.page = virt_to_page(key); - tmp.offset = offset_in_page(key); - tmp.length = keylen; + sg_set_buf(&tmp, key, keylen); crypto_digest_digest(tfm, &tmp, 1, key); - } int crypto_alloc_hmac_block(struct crypto_tfm *tfm) @@ -69,9 +66,7 @@ void crypto_hmac_init(struct crypto_tfm *tfm, u8 *key, unsigned int *keylen) for (i = 0; i < crypto_tfm_alg_blocksize(tfm); i++) ipad[i] ^= 0x36; - tmp.page = virt_to_page(ipad); - tmp.offset = offset_in_page(ipad); - tmp.length = crypto_tfm_alg_blocksize(tfm); + sg_set_buf(&tmp, ipad, crypto_tfm_alg_blocksize(tfm)); crypto_digest_init(tfm); crypto_digest_update(tfm, &tmp, 1); @@ -103,16 +98,12 @@ void crypto_hmac_final(struct crypto_tfm *tfm, u8 *key, for (i = 0; i < crypto_tfm_alg_blocksize(tfm); i++) opad[i] ^= 0x5c; - tmp.page = virt_to_page(opad); - tmp.offset = offset_in_page(opad); - tmp.length = crypto_tfm_alg_blocksize(tfm); + sg_set_buf(&tmp, opad, crypto_tfm_alg_blocksize(tfm)); crypto_digest_init(tfm); crypto_digest_update(tfm, &tmp, 1); - tmp.page = virt_to_page(out); - tmp.offset = offset_in_page(out); - tmp.length = crypto_tfm_alg_digestsize(tfm); + sg_set_buf(&tmp, out, crypto_tfm_alg_digestsize(tfm)); crypto_digest_update(tfm, &tmp, 1); crypto_digest_final(tfm, out); diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 68639419c5b..577a3aff311 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -21,7 +21,7 @@ #include <linux/module.h> #include <linux/mm.h> #include <linux/slab.h> -#include <asm/scatterlist.h> +#include <linux/scatterlist.h> #include <linux/string.h> #include <linux/crypto.h> #include <linux/highmem.h> @@ -86,7 +86,6 @@ static void hexdump(unsigned char *buf, unsigned int len) static void test_hash(char *algo, struct hash_testvec *template, unsigned int tcount) { - char *p; unsigned int i, j, k, temp; struct scatterlist sg[8]; char result[64]; @@ -116,10 +115,7 @@ static void test_hash(char *algo, struct hash_testvec *template, printk("test %u:\n", i + 1); memset(result, 0, 64); - p = hash_tv[i].plaintext; - sg[0].page = virt_to_page(p); - sg[0].offset = offset_in_page(p); - sg[0].length = hash_tv[i].psize; + sg_set_buf(&sg[0], hash_tv[i].plaintext, hash_tv[i].psize); crypto_digest_init(tfm); if (tfm->crt_u.digest.dit_setkey) { @@ -154,10 +150,8 @@ static void test_hash(char *algo, struct hash_testvec *template, hash_tv[i].plaintext + temp, hash_tv[i].tap[k]); temp += hash_tv[i].tap[k]; - p = &xbuf[IDX[k]]; - sg[k].page = virt_to_page(p); - sg[k].offset = offset_in_page(p); - sg[k].length = hash_tv[i].tap[k]; + sg_set_buf(&sg[k], &xbuf[IDX[k]], + hash_tv[i].tap[k]); } crypto_digest_digest(tfm, sg, hash_tv[i].np, result); @@ -179,7 +173,6 @@ static void test_hash(char *algo, struct hash_testvec *template, static void test_hmac(char *algo, struct hmac_testvec *template, unsigned int tcount) { - char *p; unsigned int i, j, k, temp; struct scatterlist sg[8]; char result[64]; @@ -210,11 +203,8 @@ static void test_hmac(char *algo, struct hmac_testvec *template, printk("test %u:\n", i + 1); memset(result, 0, sizeof (result)); - p = hmac_tv[i].plaintext; klen = hmac_tv[i].ksize; - sg[0].page = virt_to_page(p); - sg[0].offset = offset_in_page(p); - sg[0].length = hmac_tv[i].psize; + sg_set_buf(&sg[0], hmac_tv[i].plaintext, hmac_tv[i].psize); crypto_hmac(tfm, hmac_tv[i].key, &klen, sg, 1, result); @@ -243,10 +233,8 @@ static void test_hmac(char *algo, struct hmac_testvec *template, hmac_tv[i].plaintext + temp, hmac_tv[i].tap[k]); temp += hmac_tv[i].tap[k]; - p = &xbuf[IDX[k]]; - sg[k].page = virt_to_page(p); - sg[k].offset = offset_in_page(p); - sg[k].length = hmac_tv[i].tap[k]; + sg_set_buf(&sg[k], &xbuf[IDX[k]], + hmac_tv[i].tap[k]); } crypto_hmac(tfm, hmac_tv[i].key, &klen, sg, @@ -270,7 +258,7 @@ static void test_cipher(char *algo, int mode, int enc, { unsigned int ret, i, j, k, temp; unsigned int tsize; - char *p, *q; + char *q; struct crypto_tfm *tfm; char *key; struct cipher_testvec *cipher_tv; @@ -330,10 +318,8 @@ static void test_cipher(char *algo, int mode, int enc, goto out; } - p = cipher_tv[i].input; - sg[0].page = virt_to_page(p); - sg[0].offset = offset_in_page(p); - sg[0].length = cipher_tv[i].ilen; + sg_set_buf(&sg[0], cipher_tv[i].input, + cipher_tv[i].ilen); if (!mode) { crypto_cipher_set_iv(tfm, cipher_tv[i].iv, @@ -389,10 +375,8 @@ static void test_cipher(char *algo, int mode, int enc, cipher_tv[i].input + temp, cipher_tv[i].tap[k]); temp += cipher_tv[i].tap[k]; - p = &xbuf[IDX[k]]; - sg[k].page = virt_to_page(p); - sg[k].offset = offset_in_page(p); - sg[k].length = cipher_tv[i].tap[k]; + sg_set_buf(&sg[k], &xbuf[IDX[k]], + cipher_tv[i].tap[k]); } if (!mode) { @@ -436,9 +420,7 @@ static int test_cipher_jiffies(struct crypto_tfm *tfm, int enc, char *p, int bcount; int ret; - sg[0].page = virt_to_page(p); - sg[0].offset = offset_in_page(p); - sg[0].length = blen; + sg_set_buf(&sg[0], p, blen); for (start = jiffies, end = start + sec * HZ, bcount = 0; time_before(jiffies, end); bcount++) { @@ -464,9 +446,7 @@ static int test_cipher_cycles(struct crypto_tfm *tfm, int enc, char *p, int ret = 0; int i; - sg[0].page = virt_to_page(p); - sg[0].offset = offset_in_page(p); - sg[0].length = blen; + sg_set_buf(&sg[0], p, blen); local_bh_disable(); local_irq_disable(); @@ -709,9 +689,7 @@ static void test_crc32c(void) for (i = 0; i < NUMVEC; i++) { for (j = 0; j < VECSIZE; j++) test_vec[i][j] = ++b; - sg[i].page = virt_to_page(test_vec[i]); - sg[i].offset = offset_in_page(test_vec[i]); - sg[i].length = VECSIZE; + sg_set_buf(&sg[i], test_vec[i], VECSIZE); } seed = SEEDTESTVAL; |