diff options
| -rw-r--r-- | crypto/testmgr.c | 37 |
1 files changed, 31 insertions, 6 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c index 8bd185f068b..f2053861677 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -360,7 +360,7 @@ out_nobuf: static int __test_aead(struct crypto_aead *tfm, int enc, struct aead_testvec *template, unsigned int tcount, - const bool diff_dst) + const bool diff_dst, const int align_offset) { const char *algo = crypto_tfm_alg_driver_name(crypto_aead_tfm(tfm)); unsigned int i, j, k, n, temp; @@ -423,15 +423,16 @@ static int __test_aead(struct crypto_aead *tfm, int enc, if (!template[i].np) { j++; - /* some tepmplates have no input data but they will + /* some templates have no input data but they will * touch input */ input = xbuf[0]; + input += align_offset; assoc = axbuf[0]; ret = -EINVAL; - if (WARN_ON(template[i].ilen > PAGE_SIZE || - template[i].alen > PAGE_SIZE)) + if (WARN_ON(align_offset + template[i].ilen > + PAGE_SIZE || template[i].alen > PAGE_SIZE)) goto out; memcpy(input, template[i].input, template[i].ilen); @@ -470,6 +471,7 @@ static int __test_aead(struct crypto_aead *tfm, int enc, if (diff_dst) { output = xoutbuf[0]; + output += align_offset; sg_init_one(&sgout[0], output, template[i].ilen + (enc ? authsize : 0)); @@ -530,6 +532,10 @@ static int __test_aead(struct crypto_aead *tfm, int enc, } for (i = 0, j = 0; i < tcount; i++) { + /* alignment tests are only done with continuous buffers */ + if (align_offset != 0) + break; + if (template[i].np) { j++; @@ -732,15 +738,34 @@ out_noxbuf: static int test_aead(struct crypto_aead *tfm, int enc, struct aead_testvec *template, unsigned int tcount) { + unsigned int alignmask; int ret; /* test 'dst == src' case */ - ret = __test_aead(tfm, enc, template, tcount, false); + ret = __test_aead(tfm, enc, template, tcount, false, 0); if (ret) return ret; /* test 'dst != src' case */ - return __test_aead(tfm, enc, template, tcount, true); + ret = __test_aead(tfm, enc, template, tcount, true, 0); + if (ret) + return ret; + + /* test unaligned buffers, check with one byte offset */ + ret = __test_aead(tfm, enc, template, tcount, true, 1); + if (ret) + return ret; + + alignmask = crypto_tfm_alg_alignmask(&tfm->base); + if (alignmask) { + /* Check if alignment mask for tfm is correctly set. */ + ret = __test_aead(tfm, enc, template, tcount, true, + alignmask + 1); + if (ret) + return ret; + } + + return 0; } static int test_cipher(struct crypto_cipher *tfm, int enc, |