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author | Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> | 2009-03-04 15:08:03 +0800 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2009-03-04 15:16:18 +0800 |
commit | 8064efb8740b8a0141d99a181cb5b9a430b1836c (patch) | |
tree | 5f55ec7b6f52c42758c2a76fafb9bc09aefd4c1a /crypto | |
parent | a1d2f09544065b60598b8167d94a6371bff3e892 (diff) | |
download | kernel_samsung_crespo-8064efb8740b8a0141d99a181cb5b9a430b1836c.zip kernel_samsung_crespo-8064efb8740b8a0141d99a181cb5b9a430b1836c.tar.gz kernel_samsung_crespo-8064efb8740b8a0141d99a181cb5b9a430b1836c.tar.bz2 |
crypto: testmgr - Add support for the pcomp interface
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/testmgr.c | 183 | ||||
-rw-r--r-- | crypto/testmgr.h | 10 |
2 files changed, 193 insertions, 0 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c index a75f11f..e750357 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -72,6 +72,13 @@ struct comp_test_suite { } comp, decomp; }; +struct pcomp_test_suite { + struct { + struct pcomp_testvec *vecs; + unsigned int count; + } comp, decomp; +}; + struct hash_test_suite { struct hash_testvec *vecs; unsigned int count; @@ -86,6 +93,7 @@ struct alg_test_desc { struct aead_test_suite aead; struct cipher_test_suite cipher; struct comp_test_suite comp; + struct pcomp_test_suite pcomp; struct hash_test_suite hash; } suite; }; @@ -898,6 +906,159 @@ out: return ret; } +static int test_pcomp(struct crypto_pcomp *tfm, + struct pcomp_testvec *ctemplate, + struct pcomp_testvec *dtemplate, int ctcount, + int dtcount) +{ + const char *algo = crypto_tfm_alg_driver_name(crypto_pcomp_tfm(tfm)); + unsigned int i; + char result[COMP_BUF_SIZE]; + int error; + + for (i = 0; i < ctcount; i++) { + struct comp_request req; + + error = crypto_compress_setup(tfm, ctemplate[i].params, + ctemplate[i].paramsize); + if (error) { + pr_err("alg: pcomp: compression setup failed on test " + "%d for %s: error=%d\n", i + 1, algo, error); + return error; + } + + error = crypto_compress_init(tfm); + if (error) { + pr_err("alg: pcomp: compression init failed on test " + "%d for %s: error=%d\n", i + 1, algo, error); + return error; + } + + memset(result, 0, sizeof(result)); + + req.next_in = ctemplate[i].input; + req.avail_in = ctemplate[i].inlen / 2; + req.next_out = result; + req.avail_out = ctemplate[i].outlen / 2; + + error = crypto_compress_update(tfm, &req); + if (error && (error != -EAGAIN || req.avail_in)) { + pr_err("alg: pcomp: compression update failed on test " + "%d for %s: error=%d\n", i + 1, algo, error); + return error; + } + + /* Add remaining input data */ + req.avail_in += (ctemplate[i].inlen + 1) / 2; + + error = crypto_compress_update(tfm, &req); + if (error && (error != -EAGAIN || req.avail_in)) { + pr_err("alg: pcomp: compression update failed on test " + "%d for %s: error=%d\n", i + 1, algo, error); + return error; + } + + /* Provide remaining output space */ + req.avail_out += COMP_BUF_SIZE - ctemplate[i].outlen / 2; + + error = crypto_compress_final(tfm, &req); + if (error) { + pr_err("alg: pcomp: compression final failed on test " + "%d for %s: error=%d\n", i + 1, algo, error); + return error; + } + + if (COMP_BUF_SIZE - req.avail_out != ctemplate[i].outlen) { + pr_err("alg: comp: Compression test %d failed for %s: " + "output len = %d (expected %d)\n", i + 1, algo, + COMP_BUF_SIZE - req.avail_out, + ctemplate[i].outlen); + return -EINVAL; + } + + if (memcmp(result, ctemplate[i].output, ctemplate[i].outlen)) { + pr_err("alg: pcomp: Compression test %d failed for " + "%s\n", i + 1, algo); + hexdump(result, ctemplate[i].outlen); + return -EINVAL; + } + } + + for (i = 0; i < dtcount; i++) { + struct comp_request req; + + error = crypto_decompress_setup(tfm, dtemplate[i].params, + dtemplate[i].paramsize); + if (error) { + pr_err("alg: pcomp: decompression setup failed on " + "test %d for %s: error=%d\n", i + 1, algo, + error); + return error; + } + + error = crypto_decompress_init(tfm); + if (error) { + pr_err("alg: pcomp: decompression init failed on test " + "%d for %s: error=%d\n", i + 1, algo, error); + return error; + } + + memset(result, 0, sizeof(result)); + + req.next_in = dtemplate[i].input; + req.avail_in = dtemplate[i].inlen / 2; + req.next_out = result; + req.avail_out = dtemplate[i].outlen / 2; + + error = crypto_decompress_update(tfm, &req); + if (error && (error != -EAGAIN || req.avail_in)) { + pr_err("alg: pcomp: decompression update failed on " + "test %d for %s: error=%d\n", i + 1, algo, + error); + return error; + } + + /* Add remaining input data */ + req.avail_in += (dtemplate[i].inlen + 1) / 2; + + error = crypto_decompress_update(tfm, &req); + if (error && (error != -EAGAIN || req.avail_in)) { + pr_err("alg: pcomp: decompression update failed on " + "test %d for %s: error=%d\n", i + 1, algo, + error); + return error; + } + + /* Provide remaining output space */ + req.avail_out += COMP_BUF_SIZE - dtemplate[i].outlen / 2; + + error = crypto_decompress_final(tfm, &req); + if (error && (error != -EAGAIN || req.avail_in)) { + pr_err("alg: pcomp: decompression final failed on " + "test %d for %s: error=%d\n", i + 1, algo, + error); + return error; + } + + if (COMP_BUF_SIZE - req.avail_out != dtemplate[i].outlen) { + pr_err("alg: comp: Decompression test %d failed for " + "%s: output len = %d (expected %d)\n", i + 1, + algo, COMP_BUF_SIZE - req.avail_out, + dtemplate[i].outlen); + return -EINVAL; + } + + if (memcmp(result, dtemplate[i].output, dtemplate[i].outlen)) { + pr_err("alg: pcomp: Decompression test %d failed for " + "%s\n", i + 1, algo); + hexdump(result, dtemplate[i].outlen); + return -EINVAL; + } + } + + return 0; +} + static int alg_test_aead(const struct alg_test_desc *desc, const char *driver, u32 type, u32 mask) { @@ -1007,6 +1168,28 @@ static int alg_test_comp(const struct alg_test_desc *desc, const char *driver, return err; } +static int alg_test_pcomp(const struct alg_test_desc *desc, const char *driver, + u32 type, u32 mask) +{ + struct crypto_pcomp *tfm; + int err; + + tfm = crypto_alloc_pcomp(driver, type, mask); + if (IS_ERR(tfm)) { + pr_err("alg: pcomp: Failed to load transform for %s: %ld\n", + driver, PTR_ERR(tfm)); + return PTR_ERR(tfm); + } + + err = test_pcomp(tfm, desc->suite.pcomp.comp.vecs, + desc->suite.pcomp.decomp.vecs, + desc->suite.pcomp.comp.count, + desc->suite.pcomp.decomp.count); + + crypto_free_pcomp(tfm); + return err; +} + static int alg_test_hash(const struct alg_test_desc *desc, const char *driver, u32 type, u32 mask) { diff --git a/crypto/testmgr.h b/crypto/testmgr.h index 132953e..c517e43 100644 --- a/crypto/testmgr.h +++ b/crypto/testmgr.h @@ -15,6 +15,8 @@ #ifndef _CRYPTO_TESTMGR_H #define _CRYPTO_TESTMGR_H +#include <crypto/compress.h> + #define MAX_DIGEST_SIZE 64 #define MAX_TAP 8 @@ -8347,6 +8349,14 @@ struct comp_testvec { char output[COMP_BUF_SIZE]; }; +struct pcomp_testvec { + void *params; + unsigned int paramsize; + int inlen, outlen; + char input[COMP_BUF_SIZE]; + char output[COMP_BUF_SIZE]; +}; + /* * Deflate test vectors (null-terminated strings). * Params: winbits=-11, Z_DEFAULT_COMPRESSION, MAX_MEM_LEVEL. |