diff options
| -rw-r--r-- | crypto/tcrypt.c | 346 |
1 files changed, 200 insertions, 146 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index b6d4b5c..97ec2bd 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -98,8 +98,8 @@ static void tcrypt_complete(struct crypto_async_request *req, int err) complete(&res->completion); } -static void test_hash(char *algo, struct hash_testvec *template, - unsigned int tcount) +static int test_hash(char *algo, struct hash_testvec *template, + unsigned int tcount) { unsigned int i, j, k, temp; struct scatterlist sg[8]; @@ -110,27 +110,26 @@ static void test_hash(char *algo, struct hash_testvec *template, int ret; void *hash_buff; - printk("\ntesting %s\n", algo); - init_completion(&tresult.completion); tfm = crypto_alloc_ahash(algo, 0, 0); if (IS_ERR(tfm)) { - printk("failed to load transform for %s: %ld\n", algo, - PTR_ERR(tfm)); - return; + printk(KERN_ERR "alg: hash: Failed to load transform for %s: " + "%ld\n", algo, PTR_ERR(tfm)); + return PTR_ERR(tfm); } req = ahash_request_alloc(tfm, GFP_KERNEL); if (!req) { - printk(KERN_ERR "failed to allocate request for %s\n", algo); + printk(KERN_ERR "alg: hash: Failed to allocate request for " + "%s\n", algo); + ret = -ENOMEM; goto out_noreq; } ahash_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG, tcrypt_complete, &tresult); for (i = 0; i < tcount; i++) { - printk("test %u:\n", i + 1); memset(result, 0, 64); hash_buff = xbuf[0]; @@ -143,7 +142,9 @@ static void test_hash(char *algo, struct hash_testvec *template, ret = crypto_ahash_setkey(tfm, template[i].key, template[i].ksize); if (ret) { - printk("setkey() failed ret=%d\n", ret); + printk(KERN_ERR "alg: hash: setkey failed on " + "test %d for %s: ret=%d\n", i + 1, algo, + -ret); goto out; } } @@ -163,24 +164,25 @@ static void test_hash(char *algo, struct hash_testvec *template, } /* fall through */ default: - printk("digest () failed ret=%d\n", ret); + printk(KERN_ERR "alg: hash: digest failed on test %d " + "for %s: ret=%d\n", i + 1, algo, -ret); goto out; } - hexdump(result, crypto_ahash_digestsize(tfm)); - printk("%s\n", - memcmp(result, template[i].digest, - crypto_ahash_digestsize(tfm)) ? - "fail" : "pass"); + if (memcmp(result, template[i].digest, + crypto_ahash_digestsize(tfm))) { + printk(KERN_ERR "alg: hash: Test %d failed for %s\n", + i + 1, algo); + hexdump(result, crypto_ahash_digestsize(tfm)); + ret = -EINVAL; + goto out; + } } - printk("testing %s across pages\n", algo); - j = 0; for (i = 0; i < tcount; i++) { if (template[i].np) { j++; - printk("test %u:\n", j); memset(result, 0, 64); temp = 0; @@ -201,7 +203,10 @@ static void test_hash(char *algo, struct hash_testvec *template, template[i].ksize); if (ret) { - printk("setkey() failed ret=%d\n", ret); + printk(KERN_ERR "alg: hash: setkey " + "failed on chunking test %d " + "for %s: ret=%d\n", j, algo, + -ret); goto out; } } @@ -222,28 +227,37 @@ static void test_hash(char *algo, struct hash_testvec *template, } /* fall through */ default: - printk("digest () failed ret=%d\n", ret); + printk(KERN_ERR "alg: hash: digest failed " + "on chunking test %d for %s: " + "ret=%d\n", j, algo, -ret); goto out; } - hexdump(result, crypto_ahash_digestsize(tfm)); - printk("%s\n", - memcmp(result, template[i].digest, - crypto_ahash_digestsize(tfm)) ? - "fail" : "pass"); + if (memcmp(result, template[i].digest, + crypto_ahash_digestsize(tfm))) { + printk(KERN_ERR "alg: hash: Chunking test %d " + "failed for %s\n", j, algo); + hexdump(result, crypto_ahash_digestsize(tfm)); + ret = -EINVAL; + goto out; + } } } + ret = 0; + out: ahash_request_free(req); out_noreq: crypto_free_ahash(tfm); + return ret; } -static void test_aead(char *algo, int enc, struct aead_testvec *template, - unsigned int tcount) +static int test_aead(char *algo, int enc, struct aead_testvec *template, + unsigned int tcount) { - unsigned int ret, i, j, k, n, temp; + unsigned int i, j, k, n, temp; + int ret = 0; char *q; struct crypto_aead *tfm; char *key; @@ -262,21 +276,21 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, else e = "decryption"; - printk(KERN_INFO "\ntesting %s %s\n", algo, e); - init_completion(&result.completion); tfm = crypto_alloc_aead(algo, 0, 0); if (IS_ERR(tfm)) { - printk(KERN_INFO "failed to load transform for %s: %ld\n", - algo, PTR_ERR(tfm)); - return; + printk(KERN_ERR "alg: aead: Failed to load transform for %s: " + "%ld\n", algo, PTR_ERR(tfm)); + return PTR_ERR(tfm); } req = aead_request_alloc(tfm, GFP_KERNEL); if (!req) { - printk(KERN_INFO "failed to allocate request for %s\n", algo); + printk(KERN_ERR "alg: aead: Failed to allocate request for " + "%s\n", algo); + ret = -ENOMEM; goto out; } @@ -285,8 +299,7 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, for (i = 0, j = 0; i < tcount; i++) { if (!template[i].np) { - printk(KERN_INFO "test %u (%d bit key):\n", - ++j, template[i].klen * 8); + j++; /* some tepmplates have no input data but they will * touch input @@ -310,21 +323,21 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, ret = crypto_aead_setkey(tfm, key, template[i].klen); - if (ret) { - printk(KERN_INFO "setkey() failed flags=%x\n", + if (!ret == template[i].fail) { + printk(KERN_ERR "alg: aead: setkey failed on " + "test %d for %s: flags=%x\n", j, algo, crypto_aead_get_flags(tfm)); - - if (!template[i].fail) - continue; - } + goto out; + } else if (ret) + continue; authsize = abs(template[i].rlen - template[i].ilen); ret = crypto_aead_setauthsize(tfm, authsize); if (ret) { - printk(KERN_INFO - "failed to set authsize = %u\n", - authsize); - continue; + printk(KERN_ERR "alg: aead: Failed to set " + "authsize to %u on test %d for %s\n", + authsize, j, algo); + goto out; } sg_init_one(&sg[0], input, @@ -354,26 +367,25 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, } /* fall through */ default: - printk(KERN_INFO "%s () failed err=%d\n", - e, -ret); - continue; + printk(KERN_ERR "alg: aead: %s failed on test " + "%d for %s: ret=%d\n", e, j, algo, -ret); + goto out; } q = input; - hexdump(q, template[i].rlen); - - printk(KERN_INFO "enc/dec: %s\n", - memcmp(q, template[i].result, - template[i].rlen) ? "fail" : "pass"); + if (memcmp(q, template[i].result, template[i].rlen)) { + printk(KERN_ERR "alg: aead: Test %d failed on " + "%s for %s\n", j, e, algo); + hexdump(q, template[i].rlen); + ret = -EINVAL; + goto out; + } } } - printk(KERN_INFO "\ntesting %s %s across pages (chunking)\n", algo, e); - for (i = 0, j = 0; i < tcount; i++) { if (template[i].np) { - printk(KERN_INFO "test %u (%d bit key):\n", - ++j, template[i].klen * 8); + j++; if (template[i].iv) memcpy(iv, template[i].iv, MAX_IVLEN); @@ -387,16 +399,17 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, key = template[i].key; ret = crypto_aead_setkey(tfm, key, template[i].klen); - if (ret) { - printk(KERN_INFO "setkey() failed flags=%x\n", - crypto_aead_get_flags(tfm)); - - if (!template[i].fail) - goto out; - } + if (!ret == template[i].fail) { + printk(KERN_ERR "alg: aead: setkey failed on " + "chunk test %d for %s: flags=%x\n", j, + algo, crypto_aead_get_flags(tfm)); + goto out; + } else if (ret) + continue; authsize = abs(template[i].rlen - template[i].ilen); + ret = -EINVAL; sg_init_table(sg, template[i].np); for (k = 0, temp = 0; k < template[i].np; k++) { if (WARN_ON(offset_in_page(IDX[k]) + @@ -421,17 +434,19 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, ret = crypto_aead_setauthsize(tfm, authsize); if (ret) { - printk(KERN_INFO - "failed to set authsize = %u\n", - authsize); + printk(KERN_ERR "alg: aead: Failed to set " + "authsize to %u on chunk test %d for " + "%s\n", authsize, j, algo); goto out; } if (enc) { if (WARN_ON(sg[k - 1].offset + sg[k - 1].length + authsize > - PAGE_SIZE)) + PAGE_SIZE)) { + ret = -EINVAL; goto out; + } sg[k - 1].length += authsize; } @@ -470,23 +485,28 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, } /* fall through */ default: - printk(KERN_INFO "%s () failed err=%d\n", - e, -ret); + printk(KERN_ERR "alg: aead: %s failed on " + "chunk test %d for %s: ret=%d\n", e, j, + algo, -ret); goto out; } + ret = -EINVAL; for (k = 0, temp = 0; k < template[i].np; k++) { - printk(KERN_INFO "page %u\n", k); q = xbuf[IDX[k] >> PAGE_SHIFT] + offset_in_page(IDX[k]); n = template[i].tap[k]; if (k == template[i].np - 1) n += enc ? authsize : -authsize; - hexdump(q, n); - printk(KERN_INFO "%s\n", - memcmp(q, template[i].result + temp, n) ? - "fail" : "pass"); + + if (memcmp(q, template[i].result + temp, n)) { + printk(KERN_ERR "alg: aead: Chunk " + "test %d failed on %s at page " + "%u for %s\n", j, e, k, algo); + hexdump(q, n); + goto out; + } q += n; if (k == template[i].np - 1 && !enc) { @@ -501,9 +521,13 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, ; } if (n) { - printk("Result buffer corruption %u " - "bytes:\n", n); + printk(KERN_ERR "alg: aead: Result " + "buffer corruption in chunk " + "test %d on %s at page %u for " + "%s: %u bytes:\n", j, e, k, + algo, n); hexdump(q, n); + goto out; } temp += template[i].tap[k]; @@ -511,15 +535,19 @@ static void test_aead(char *algo, int enc, struct aead_testvec *template, } } + ret = 0; + out: crypto_free_aead(tfm); aead_request_free(req); + return ret; } -static void test_cipher(char *algo, int enc, - struct cipher_testvec *template, unsigned int tcount) +static int test_cipher(char *algo, int enc, + struct cipher_testvec *template, unsigned int tcount) { - unsigned int ret, i, j, k, n, temp; + unsigned int i, j, k, n, temp; + int ret; char *q; struct crypto_ablkcipher *tfm; struct ablkcipher_request *req; @@ -534,20 +562,20 @@ static void test_cipher(char *algo, int enc, else e = "decryption"; - printk("\ntesting %s %s\n", algo, e); - 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; + printk(KERN_ERR "alg: cipher: Failed to load transform for " + "%s: %ld\n", algo, PTR_ERR(tfm)); + return PTR_ERR(tfm); } req = ablkcipher_request_alloc(tfm, GFP_KERNEL); if (!req) { - printk("failed to allocate request for %s\n", algo); + printk(KERN_ERR "alg: cipher: Failed to allocate request for " + "%s\n", algo); + ret = -ENOMEM; goto out; } @@ -563,8 +591,6 @@ static void test_cipher(char *algo, int enc, if (!(template[i].np)) { j++; - printk("test %u (%d bit key):\n", - j, template[i].klen * 8); data = xbuf[0]; memcpy(data, template[i].input, template[i].ilen); @@ -576,13 +602,13 @@ static void test_cipher(char *algo, int enc, ret = crypto_ablkcipher_setkey(tfm, template[i].key, template[i].klen); - if (ret) { - printk("setkey() failed flags=%x\n", - crypto_ablkcipher_get_flags(tfm)); - - if (!template[i].fail) - goto out; - } + if (!ret == template[i].fail) { + printk(KERN_ERR "alg: cipher: setkey failed " + "on test %d for %s: flags=%x\n", j, + algo, crypto_ablkcipher_get_flags(tfm)); + goto out; + } else if (ret) + continue; sg_init_one(&sg[0], data, template[i].ilen); @@ -605,21 +631,23 @@ static void test_cipher(char *algo, int enc, } /* fall through */ default: - printk("%s () failed err=%d\n", e, -ret); + printk(KERN_ERR "alg: cipher: %s failed on " + "test %d for %s: ret=%d\n", e, j, algo, + -ret); goto out; } q = data; - hexdump(q, template[i].rlen); - - printk("%s\n", - memcmp(q, template[i].result, - template[i].rlen) ? "fail" : "pass"); + if (memcmp(q, template[i].result, template[i].rlen)) { + printk(KERN_ERR "alg: cipher: Test %d failed " + "on %s for %s\n", j, e, algo); + hexdump(q, template[i].rlen); + ret = -EINVAL; + goto out; + } } } - printk("\ntesting %s %s across pages (chunking)\n", algo, e); - j = 0; for (i = 0; i < tcount; i++) { @@ -630,8 +658,6 @@ static void test_cipher(char *algo, int enc, if (template[i].np) { j++; - printk("test %u (%d bit key):\n", - j, template[i].klen * 8); crypto_ablkcipher_clear_flags(tfm, ~0); if (template[i].wk) @@ -640,15 +666,17 @@ static void test_cipher(char *algo, int enc, ret = crypto_ablkcipher_setkey(tfm, template[i].key, template[i].klen); - if (ret) { - printk("setkey() failed flags=%x\n", - crypto_ablkcipher_get_flags(tfm)); - - if (!template[i].fail) - goto out; - } + if (!ret == template[i].fail) { + printk(KERN_ERR "alg: cipher: setkey failed " + "on chunk test %d for %s: flags=%x\n", + j, algo, + crypto_ablkcipher_get_flags(tfm)); + goto out; + } else if (ret) + continue; temp = 0; + ret = -EINVAL; sg_init_table(sg, template[i].np); for (k = 0; k < template[i].np; k++) { if (WARN_ON(offset_in_page(IDX[k]) + @@ -690,36 +718,50 @@ static void test_cipher(char *algo, int enc, } /* fall through */ default: - printk("%s () failed err=%d\n", e, -ret); + printk(KERN_ERR "alg: cipher: %s failed on " + "chunk test %d for %s: ret=%d\n", e, j, + algo, -ret); goto out; } temp = 0; + ret = -EINVAL; for (k = 0; k < template[i].np; k++) { - printk("page %u\n", k); q = xbuf[IDX[k] >> PAGE_SHIFT] + offset_in_page(IDX[k]); - hexdump(q, template[i].tap[k]); - printk("%s\n", - memcmp(q, template[i].result + temp, - template[i].tap[k]) ? "fail" : - "pass"); + + if (memcmp(q, template[i].result + temp, + template[i].tap[k])) { + printk(KERN_ERR "alg: cipher: Chunk " + "test %d failed on %s at page " + "%u for %s\n", j, e, k, algo); + hexdump(q, template[i].tap[k]); + goto out; + } q += template[i].tap[k]; for (n = 0; offset_in_page(q + n) && q[n]; n++) ; if (n) { - printk("Result buffer corruption %u " - "bytes:\n", n); + printk(KERN_ERR "alg: cipher: " + "Result buffer corruption in " + "chunk test %d on %s at page " + "%u for %s: %u bytes:\n", j, e, + k, algo, n); hexdump(q, n); + goto out; } temp += template[i].tap[k]; } } } + + ret = 0; + out: crypto_free_ablkcipher(tfm); ablkcipher_request_free(req); + return ret; } static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc, @@ -1118,62 +1160,74 @@ out: crypto_free_hash(tfm); } -static void test_comp(char *algo, struct comp_testvec *ctemplate, - struct comp_testvec *dtemplate, int ctcount, int dtcount) +static int test_comp(char *algo, struct comp_testvec *ctemplate, + struct comp_testvec *dtemplate, int ctcount, int dtcount) { unsigned int i; char result[COMP_BUF_SIZE]; struct crypto_comp *tfm; - - printk("\ntesting %s compression\n", algo); + int ret; tfm = crypto_alloc_comp(algo, 0, CRYPTO_ALG_ASYNC); if (IS_ERR(tfm)) { - printk("failed to load transform for %s\n", algo); - return; + printk(KERN_ERR "alg: comp: Failed to load transform for %s: " + "%ld\n", algo, PTR_ERR(tfm)); + return PTR_ERR(tfm); } for (i = 0; i < ctcount; i++) { - int ilen, ret, dlen = COMP_BUF_SIZE; + int ilen, dlen = COMP_BUF_SIZE; - printk("test %u:\n", i + 1); memset(result, 0, sizeof (result)); ilen = ctemplate[i].inlen; ret = crypto_comp_compress(tfm, ctemplate[i].input, ilen, result, &dlen); if (ret) { - printk("fail: ret=%d\n", ret); - continue; + printk(KERN_ERR "alg: comp: compression failed " + "on test %d for %s: ret=%d\n", i + 1, algo, + -ret); + goto out; } - hexdump(result, dlen); - printk("%s (ratio %d:%d)\n", - memcmp(result, ctemplate[i].output, dlen) ? "fail" : "pass", - ilen, dlen); - } - printk("\ntesting %s decompression\n", algo); + if (memcmp(result, ctemplate[i].output, dlen)) { + printk(KERN_ERR "alg: comp: Compression test %d " + "failed for %s\n", i + 1, algo); + hexdump(result, dlen); + ret = -EINVAL; + goto out; + } + } for (i = 0; i < dtcount; i++) { int ilen, ret, dlen = COMP_BUF_SIZE; - printk("test %u:\n", i + 1); memset(result, 0, sizeof (result)); ilen = dtemplate[i].inlen; ret = crypto_comp_decompress(tfm, dtemplate[i].input, ilen, result, &dlen); if (ret) { - printk("fail: ret=%d\n", ret); - continue; + printk(KERN_ERR "alg: comp: decompression failed " + "on test %d for %s: ret=%d\n", i + 1, algo, + -ret); + goto out; + } + + if (memcmp(result, dtemplate[i].output, dlen)) { + printk(KERN_ERR "alg: comp: Decompression test %d " + "failed for %s\n", i + 1, algo); + hexdump(result, dlen); + ret = -EINVAL; + goto out; } - hexdump(result, dlen); - printk("%s (ratio %d:%d)\n", - memcmp(result, dtemplate[i].output, dlen) ? "fail" : "pass", - ilen, dlen); } + ret = 0; + +out: crypto_free_comp(tfm); + return ret; } static void test_available(void) |
