| /* |
| * Quick & dirty crypto testing module. |
| * |
| * This will only exist until we have a better testing mechanism |
| * (e.g. a char device). |
| * |
| * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> |
| * Copyright (c) 2002 Jean-Francois Dive <jef@linuxbe.org> |
| * Copyright (c) 2007 Nokia Siemens Networks |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| * |
| */ |
| |
| #include <crypto/hash.h> |
| #include <linux/err.h> |
| #include <linux/init.h> |
| #include <linux/module.h> |
| #include <linux/slab.h> |
| #include <linux/scatterlist.h> |
| #include <linux/string.h> |
| #include <linux/moduleparam.h> |
| #include <linux/jiffies.h> |
| #include <linux/timex.h> |
| #include <linux/interrupt.h> |
| #include "tcrypt.h" |
| |
| /* |
| * Need slab memory for testing (size in number of pages). |
| */ |
| #define TVMEMSIZE 4 |
| |
| /* |
| * Used by test_cipher_speed() |
| */ |
| #define ENCRYPT 1 |
| #define DECRYPT 0 |
| |
| /* |
| * Used by test_cipher_speed() |
| */ |
| static unsigned int sec; |
| |
| static int mode; |
| static char *tvmem[TVMEMSIZE]; |
| |
| static char *check[] = { |
| "des", "md5", "des3_ede", "rot13", "sha1", "sha224", "sha256", |
| "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes", |
| "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea", |
| "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", "fcrypt", |
| "camellia", "seed", "salsa20", "rmd128", "rmd160", "rmd256", "rmd320", |
| "lzo", "cts", NULL |
| }; |
| |
| static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc, |
| struct scatterlist *sg, int blen, int sec) |
| { |
| unsigned long start, end; |
| int bcount; |
| int ret; |
| |
| for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| time_before(jiffies, end); bcount++) { |
| if (enc) |
| ret = crypto_blkcipher_encrypt(desc, sg, sg, blen); |
| else |
| ret = crypto_blkcipher_decrypt(desc, sg, sg, blen); |
| |
| if (ret) |
| return ret; |
| } |
| |
| printk("%d operations in %d seconds (%ld bytes)\n", |
| bcount, sec, (long)bcount * blen); |
| return 0; |
| } |
| |
| static int test_cipher_cycles(struct blkcipher_desc *desc, int enc, |
| struct scatterlist *sg, int blen) |
| { |
| unsigned long cycles = 0; |
| int ret = 0; |
| int i; |
| |
| local_bh_disable(); |
| local_irq_disable(); |
| |
| /* Warm-up run. */ |
| for (i = 0; i < 4; i++) { |
| if (enc) |
| ret = crypto_blkcipher_encrypt(desc, sg, sg, blen); |
| else |
| ret = crypto_blkcipher_decrypt(desc, sg, sg, blen); |
| |
| if (ret) |
| goto out; |
| } |
| |
| /* The real thing. */ |
| for (i = 0; i < 8; i++) { |
| cycles_t start, end; |
| |
| start = get_cycles(); |
| if (enc) |
| ret = crypto_blkcipher_encrypt(desc, sg, sg, blen); |
| else |
| ret = crypto_blkcipher_decrypt(desc, sg, sg, blen); |
| end = get_cycles(); |
| |
| if (ret) |
| goto out; |
| |
| cycles += end - start; |
| } |
| |
| out: |
| local_irq_enable(); |
| local_bh_enable(); |
| |
| if (ret == 0) |
| printk("1 operation in %lu cycles (%d bytes)\n", |
| (cycles + 4) / 8, blen); |
| |
| return ret; |
| } |
| |
| static u32 block_sizes[] = { 16, 64, 256, 1024, 8192, 0 }; |
| |
| static void test_cipher_speed(const char *algo, int enc, unsigned int sec, |
| struct cipher_speed_template *template, |
| unsigned int tcount, u8 *keysize) |
| { |
| unsigned int ret, i, j, iv_len; |
| const char *key, iv[128]; |
| struct crypto_blkcipher *tfm; |
| struct blkcipher_desc desc; |
| const char *e; |
| u32 *b_size; |
| |
| if (enc == ENCRYPT) |
| e = "encryption"; |
| else |
| e = "decryption"; |
| |
| printk("\ntesting speed of %s %s\n", algo, e); |
| |
| tfm = crypto_alloc_blkcipher(algo, 0, CRYPTO_ALG_ASYNC); |
| |
| if (IS_ERR(tfm)) { |
| printk("failed to load transform for %s: %ld\n", algo, |
| PTR_ERR(tfm)); |
| return; |
| } |
| desc.tfm = tfm; |
| desc.flags = 0; |
| |
| i = 0; |
| do { |
| |
| b_size = block_sizes; |
| do { |
| struct scatterlist sg[TVMEMSIZE]; |
| |
| if ((*keysize + *b_size) > TVMEMSIZE * PAGE_SIZE) { |
| printk("template (%u) too big for " |
| "tvmem (%lu)\n", *keysize + *b_size, |
| TVMEMSIZE * PAGE_SIZE); |
| goto out; |
| } |
| |
| printk("test %u (%d bit key, %d byte blocks): ", i, |
| *keysize * 8, *b_size); |
| |
| memset(tvmem[0], 0xff, PAGE_SIZE); |
| |
| /* set key, plain text and IV */ |
| key = tvmem[0]; |
| for (j = 0; j < tcount; j++) { |
| if (template[j].klen == *keysize) { |
| key = template[j].key; |
| break; |
| } |
| } |
| |
| ret = crypto_blkcipher_setkey(tfm, key, *keysize); |
| if (ret) { |
| printk("setkey() failed flags=%x\n", |
| crypto_blkcipher_get_flags(tfm)); |
| goto out; |
| } |
| |
| sg_init_table(sg, TVMEMSIZE); |
| sg_set_buf(sg, tvmem[0] + *keysize, |
| PAGE_SIZE - *keysize); |
| for (j = 1; j < TVMEMSIZE; j++) { |
| sg_set_buf(sg + j, tvmem[j], PAGE_SIZE); |
| memset (tvmem[j], 0xff, PAGE_SIZE); |
| } |
| |
| iv_len = crypto_blkcipher_ivsize(tfm); |
| if (iv_len) { |
| memset(&iv, 0xff, iv_len); |
| crypto_blkcipher_set_iv(tfm, iv, iv_len); |
| } |
| |
| if (sec) |
| ret = test_cipher_jiffies(&desc, enc, sg, |
| *b_size, sec); |
| else |
| ret = test_cipher_cycles(&desc, enc, sg, |
| *b_size); |
| |
| if (ret) { |
| printk("%s() failed flags=%x\n", e, desc.flags); |
| break; |
| } |
| b_size++; |
| i++; |
| } while (*b_size); |
| keysize++; |
| } while (*keysize); |
| |
| out: |
| crypto_free_blkcipher(tfm); |
| } |
| |
| static int test_hash_jiffies_digest(struct hash_desc *desc, |
| struct scatterlist *sg, int blen, |
| char *out, int sec) |
| { |
| unsigned long start, end; |
| int bcount; |
| int ret; |
| |
| for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| time_before(jiffies, end); bcount++) { |
| ret = crypto_hash_digest(desc, sg, blen, out); |
| if (ret) |
| return ret; |
| } |
| |
| printk("%6u opers/sec, %9lu bytes/sec\n", |
| bcount / sec, ((long)bcount * blen) / sec); |
| |
| return 0; |
| } |
| |
| static int test_hash_jiffies(struct hash_desc *desc, struct scatterlist *sg, |
| int blen, int plen, char *out, int sec) |
| { |
| unsigned long start, end; |
| int bcount, pcount; |
| int ret; |
| |
| if (plen == blen) |
| return test_hash_jiffies_digest(desc, sg, blen, out, sec); |
| |
| for (start = jiffies, end = start + sec * HZ, bcount = 0; |
| time_before(jiffies, end); bcount++) { |
| ret = crypto_hash_init(desc); |
| if (ret) |
| return ret; |
| for (pcount = 0; pcount < blen; pcount += plen) { |
| ret = crypto_hash_update(desc, sg, plen); |
| if (ret) |
| return ret; |
| } |
| /* we assume there is enough space in 'out' for the result */ |
| ret = crypto_hash_final(desc, out); |
| if (ret) |
| return ret; |
| } |
| |
| printk("%6u opers/sec, %9lu bytes/sec\n", |
| bcount / sec, ((long)bcount * blen) / sec); |
| |
| return 0; |
| } |
| |
| static int test_hash_cycles_digest(struct hash_desc *desc, |
| struct scatterlist *sg, int blen, char *out) |
| { |
| unsigned long cycles = 0; |
| int i; |
| int ret; |
| |
| local_bh_disable(); |
| local_irq_disable(); |
| |
| /* Warm-up run. */ |
| for (i = 0; i < 4; i++) { |
| ret = crypto_hash_digest(desc, sg, blen, out); |
| if (ret) |
| goto out; |
| } |
| |
| /* The real thing. */ |
| for (i = 0; i < 8; i++) { |
| cycles_t start, end; |
| |
| start = get_cycles(); |
| |
| ret = crypto_hash_digest(desc, sg, blen, out); |
| if (ret) |
| goto out; |
| |
| end = get_cycles(); |
| |
| cycles += end - start; |
| } |
| |
| out: |
| local_irq_enable(); |
| local_bh_enable(); |
| |
| if (ret) |
| return ret; |
| |
| printk("%6lu cycles/operation, %4lu cycles/byte\n", |
| cycles / 8, cycles / (8 * blen)); |
| |
| return 0; |
| } |
| |
| static int test_hash_cycles(struct hash_desc *desc, struct scatterlist *sg, |
| int blen, int plen, char *out) |
| { |
| unsigned long cycles = 0; |
| int i, pcount; |
| int ret; |
| |
| if (plen == blen) |
| return test_hash_cycles_digest(desc, sg, blen, out); |
| |
| local_bh_disable(); |
| local_irq_disable(); |
| |
| /* Warm-up run. */ |
| for (i = 0; i < 4; i++) { |
| ret = crypto_hash_init(desc); |
| if (ret) |
| goto out; |
| for (pcount = 0; pcount < blen; pcount += plen) { |
| ret = crypto_hash_update(desc, sg, plen); |
| if (ret) |
| goto out; |
| } |
| ret = crypto_hash_final(desc, out); |
| if (ret) |
| goto out; |
| } |
| |
| /* The real thing. */ |
| for (i = 0; i < 8; i++) { |
| cycles_t start, end; |
| |
| start = get_cycles(); |
| |
| ret = crypto_hash_init(desc); |
| if (ret) |
| goto out; |
| for (pcount = 0; pcount < blen; pcount += plen) { |
| ret = crypto_hash_update(desc, sg, plen); |
| if (ret) |
| goto out; |
| } |
| ret = crypto_hash_final(desc, out); |
| if (ret) |
| goto out; |
| |
| end = get_cycles(); |
| |
| cycles += end - start; |
| } |
| |
| out: |
| local_irq_enable(); |
| local_bh_enable(); |
| |
| if (ret) |
| return ret; |
| |
| printk("%6lu cycles/operation, %4lu cycles/byte\n", |
| cycles / 8, cycles / (8 * blen)); |
| |
| return 0; |
| } |
| |
| static void test_hash_speed(const char *algo, unsigned int sec, |
| struct hash_speed *speed) |
| { |
| struct scatterlist sg[TVMEMSIZE]; |
| struct crypto_hash *tfm; |
| struct hash_desc desc; |
| char output[1024]; |
| int i; |
| int ret; |
| |
| printk("\ntesting speed of %s\n", algo); |
| |
| tfm = crypto_alloc_hash(algo, 0, CRYPTO_ALG_ASYNC); |
| |
| if (IS_ERR(tfm)) { |
| printk("failed to load transform for %s: %ld\n", algo, |
| PTR_ERR(tfm)); |
| return; |
| } |
| |
| desc.tfm = tfm; |
| desc.flags = 0; |
| |
| if (crypto_hash_digestsize(tfm) > sizeof(output)) { |
| printk("digestsize(%u) > outputbuffer(%zu)\n", |
| crypto_hash_digestsize(tfm), sizeof(output)); |
| goto out; |
| } |
| |
| sg_init_table(sg, TVMEMSIZE); |
| for (i = 0; i < TVMEMSIZE; i++) { |
| sg_set_buf(sg + i, tvmem[i], PAGE_SIZE); |
| memset(tvmem[i], 0xff, PAGE_SIZE); |
| } |
| |
| for (i = 0; speed[i].blen != 0; i++) { |
| if (speed[i].blen > TVMEMSIZE * PAGE_SIZE) { |
| printk("template (%u) too big for tvmem (%lu)\n", |
| speed[i].blen, TVMEMSIZE * PAGE_SIZE); |
| goto out; |
| } |
| |
| printk("test%3u (%5u byte blocks,%5u bytes per update,%4u updates): ", |
| i, speed[i].blen, speed[i].plen, speed[i].blen / speed[i].plen); |
| |
| if (sec) |
| ret = test_hash_jiffies(&desc, sg, speed[i].blen, |
| speed[i].plen, output, sec); |
| else |
| ret = test_hash_cycles(&desc, sg, speed[i].blen, |
| speed[i].plen, output); |
| |
| if (ret) { |
| printk("hashing failed ret=%d\n", ret); |
| break; |
| } |
| } |
| |
| out: |
| crypto_free_hash(tfm); |
| } |
| |
| static void test_available(void) |
| { |
| char **name = check; |
| |
| while (*name) { |
| printk("alg %s ", *name); |
| printk(crypto_has_alg(*name, 0, 0) ? |
| "found\n" : "not found\n"); |
| name++; |
| } |
| } |
| |
| static inline int tcrypt_test(const char *alg) |
| { |
| return alg_test(alg, alg, 0, 0); |
| } |
| |
| static void do_test(int m) |
| { |
| int i; |
| |
| switch (m) { |
| case 0: |
| for (i = 1; i < 200; i++) |
| do_test(i); |
| break; |
| |
| case 1: |
| tcrypt_test("md5"); |
| break; |
| |
| case 2: |
| tcrypt_test("sha1"); |
| break; |
| |
| case 3: |
| tcrypt_test("ecb(des)"); |
| tcrypt_test("cbc(des)"); |
| break; |
| |
| case 4: |
| tcrypt_test("ecb(des3_ede)"); |
| tcrypt_test("cbc(des3_ede)"); |
| break; |
| |
| case 5: |
| tcrypt_test("md4"); |
| break; |
| |
| case 6: |
| tcrypt_test("sha256"); |
| break; |
| |
| case 7: |
| tcrypt_test("ecb(blowfish)"); |
| tcrypt_test("cbc(blowfish)"); |
| break; |
| |
| case 8: |
| tcrypt_test("ecb(twofish)"); |
| tcrypt_test("cbc(twofish)"); |
| break; |
| |
| case 9: |
| tcrypt_test("ecb(serpent)"); |
| break; |
| |
| case 10: |
| tcrypt_test("ecb(aes)"); |
| tcrypt_test("cbc(aes)"); |
| tcrypt_test("lrw(aes)"); |
| tcrypt_test("xts(aes)"); |
| tcrypt_test("rfc3686(ctr(aes))"); |
| break; |
| |
| case 11: |
| tcrypt_test("sha384"); |
| break; |
| |
| case 12: |
| tcrypt_test("sha512"); |
| break; |
| |
| case 13: |
| tcrypt_test("deflate"); |
| break; |
| |
| case 14: |
| tcrypt_test("ecb(cast5)"); |
| break; |
| |
| case 15: |
| tcrypt_test("ecb(cast6)"); |
| break; |
| |
| case 16: |
| tcrypt_test("ecb(arc4)"); |
| break; |
| |
| case 17: |
| tcrypt_test("michael_mic"); |
| break; |
| |
| case 18: |
| tcrypt_test("crc32c"); |
| break; |
| |
| case 19: |
| tcrypt_test("ecb(tea)"); |
| break; |
| |
| case 20: |
| tcrypt_test("ecb(xtea)"); |
| break; |
| |
| case 21: |
| tcrypt_test("ecb(khazad)"); |
| break; |
| |
| case 22: |
| tcrypt_test("wp512"); |
| break; |
| |
| case 23: |
| tcrypt_test("wp384"); |
| break; |
| |
| case 24: |
| tcrypt_test("wp256"); |
| break; |
| |
| case 25: |
| tcrypt_test("ecb(tnepres)"); |
| break; |
| |
| case 26: |
| tcrypt_test("ecb(anubis)"); |
| tcrypt_test("cbc(anubis)"); |
| break; |
| |
| case 27: |
| tcrypt_test("tgr192"); |
| break; |
| |
| case 28: |
| |
| tcrypt_test("tgr160"); |
| break; |
| |
| case 29: |
| tcrypt_test("tgr128"); |
| break; |
| |
| case 30: |
| tcrypt_test("ecb(xeta)"); |
| break; |
| |
| case 31: |
| tcrypt_test("pcbc(fcrypt)"); |
| break; |
| |
| case 32: |
| tcrypt_test("ecb(camellia)"); |
| tcrypt_test("cbc(camellia)"); |
| break; |
| case 33: |
| tcrypt_test("sha224"); |
| break; |
| |
| case 34: |
| tcrypt_test("salsa20"); |
| break; |
| |
| case 35: |
| tcrypt_test("gcm(aes)"); |
| break; |
| |
| case 36: |
| tcrypt_test("lzo"); |
| break; |
| |
| case 37: |
| tcrypt_test("ccm(aes)"); |
| break; |
| |
| case 38: |
| tcrypt_test("cts(cbc(aes))"); |
| break; |
| |
| case 39: |
| tcrypt_test("rmd128"); |
| break; |
| |
| case 40: |
| tcrypt_test("rmd160"); |
| break; |
| |
| case 41: |
| tcrypt_test("rmd256"); |
| break; |
| |
| case 42: |
| tcrypt_test("rmd320"); |
| break; |
| |
| case 43: |
| tcrypt_test("ecb(seed)"); |
| break; |
| |
| case 100: |
| tcrypt_test("hmac(md5)"); |
| break; |
| |
| case 101: |
| tcrypt_test("hmac(sha1)"); |
| break; |
| |
| case 102: |
| tcrypt_test("hmac(sha256)"); |
| break; |
| |
| case 103: |
| tcrypt_test("hmac(sha384)"); |
| break; |
| |
| case 104: |
| tcrypt_test("hmac(sha512)"); |
| break; |
| |
| case 105: |
| tcrypt_test("hmac(sha224)"); |
| break; |
| |
| case 106: |
| tcrypt_test("xcbc(aes)"); |
| break; |
| |
| case 107: |
| tcrypt_test("hmac(rmd128)"); |
| break; |
| |
| case 108: |
| tcrypt_test("hmac(rmd160)"); |
| break; |
| |
| case 200: |
| test_cipher_speed("ecb(aes)", ENCRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("ecb(aes)", DECRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("cbc(aes)", ENCRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("cbc(aes)", DECRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("lrw(aes)", ENCRYPT, sec, NULL, 0, |
| speed_template_32_40_48); |
| test_cipher_speed("lrw(aes)", DECRYPT, sec, NULL, 0, |
| speed_template_32_40_48); |
| test_cipher_speed("xts(aes)", ENCRYPT, sec, NULL, 0, |
| speed_template_32_48_64); |
| test_cipher_speed("xts(aes)", DECRYPT, sec, NULL, 0, |
| speed_template_32_48_64); |
| break; |
| |
| case 201: |
| test_cipher_speed("ecb(des3_ede)", ENCRYPT, sec, |
| des3_speed_template, DES3_SPEED_VECTORS, |
| speed_template_24); |
| test_cipher_speed("ecb(des3_ede)", DECRYPT, sec, |
| des3_speed_template, DES3_SPEED_VECTORS, |
| speed_template_24); |
| test_cipher_speed("cbc(des3_ede)", ENCRYPT, sec, |
| des3_speed_template, DES3_SPEED_VECTORS, |
| speed_template_24); |
| test_cipher_speed("cbc(des3_ede)", DECRYPT, sec, |
| des3_speed_template, DES3_SPEED_VECTORS, |
| speed_template_24); |
| break; |
| |
| case 202: |
| test_cipher_speed("ecb(twofish)", ENCRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("ecb(twofish)", DECRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("cbc(twofish)", ENCRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("cbc(twofish)", DECRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| break; |
| |
| case 203: |
| test_cipher_speed("ecb(blowfish)", ENCRYPT, sec, NULL, 0, |
| speed_template_8_32); |
| test_cipher_speed("ecb(blowfish)", DECRYPT, sec, NULL, 0, |
| speed_template_8_32); |
| test_cipher_speed("cbc(blowfish)", ENCRYPT, sec, NULL, 0, |
| speed_template_8_32); |
| test_cipher_speed("cbc(blowfish)", DECRYPT, sec, NULL, 0, |
| speed_template_8_32); |
| break; |
| |
| case 204: |
| test_cipher_speed("ecb(des)", ENCRYPT, sec, NULL, 0, |
| speed_template_8); |
| test_cipher_speed("ecb(des)", DECRYPT, sec, NULL, 0, |
| speed_template_8); |
| test_cipher_speed("cbc(des)", ENCRYPT, sec, NULL, 0, |
| speed_template_8); |
| test_cipher_speed("cbc(des)", DECRYPT, sec, NULL, 0, |
| speed_template_8); |
| break; |
| |
| case 205: |
| test_cipher_speed("ecb(camellia)", ENCRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("ecb(camellia)", DECRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("cbc(camellia)", ENCRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| test_cipher_speed("cbc(camellia)", DECRYPT, sec, NULL, 0, |
| speed_template_16_24_32); |
| break; |
| |
| case 206: |
| test_cipher_speed("salsa20", ENCRYPT, sec, NULL, 0, |
| speed_template_16_32); |
| break; |
| |
| case 300: |
| /* fall through */ |
| |
| case 301: |
| test_hash_speed("md4", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 302: |
| test_hash_speed("md5", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 303: |
| test_hash_speed("sha1", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 304: |
| test_hash_speed("sha256", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 305: |
| test_hash_speed("sha384", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 306: |
| test_hash_speed("sha512", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 307: |
| test_hash_speed("wp256", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 308: |
| test_hash_speed("wp384", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 309: |
| test_hash_speed("wp512", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 310: |
| test_hash_speed("tgr128", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 311: |
| test_hash_speed("tgr160", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 312: |
| test_hash_speed("tgr192", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 313: |
| test_hash_speed("sha224", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 314: |
| test_hash_speed("rmd128", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 315: |
| test_hash_speed("rmd160", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 316: |
| test_hash_speed("rmd256", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 317: |
| test_hash_speed("rmd320", sec, generic_hash_speed_template); |
| if (mode > 300 && mode < 400) break; |
| |
| case 399: |
| break; |
| |
| case 1000: |
| test_available(); |
| break; |
| } |
| } |
| |
| static int __init tcrypt_mod_init(void) |
| { |
| int err = -ENOMEM; |
| int i; |
| |
| for (i = 0; i < TVMEMSIZE; i++) { |
| tvmem[i] = (void *)__get_free_page(GFP_KERNEL); |
| if (!tvmem[i]) |
| goto err_free_tv; |
| } |
| |
| do_test(mode); |
| |
| /* We intentionaly return -EAGAIN to prevent keeping |
| * the module. It does all its work from init() |
| * and doesn't offer any runtime functionality |
| * => we don't need it in the memory, do we? |
| * -- mludvig |
| */ |
| err = -EAGAIN; |
| |
| err_free_tv: |
| for (i = 0; i < TVMEMSIZE && tvmem[i]; i++) |
| free_page((unsigned long)tvmem[i]); |
| |
| return err; |
| } |
| |
| /* |
| * If an init function is provided, an exit function must also be provided |
| * to allow module unload. |
| */ |
| static void __exit tcrypt_mod_fini(void) { } |
| |
| module_init(tcrypt_mod_init); |
| module_exit(tcrypt_mod_fini); |
| |
| module_param(mode, int, 0); |
| module_param(sec, uint, 0); |
| MODULE_PARM_DESC(sec, "Length in seconds of speed tests " |
| "(defaults to zero which uses CPU cycles instead)"); |
| |
| MODULE_LICENSE("GPL"); |
| MODULE_DESCRIPTION("Quick & dirty crypto testing module"); |
| MODULE_AUTHOR("James Morris <jmorris@intercode.com.au>"); |
