X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=crypto%2Ftcrypt.c;h=68639419c5bd0283697d60defb50f6cf109e8f5e;hb=414edcd32aa54bad8827e7c74cace168006c5fab;hp=414ef5e71171df00e83f7664a2788d1206a29558;hpb=ebfd9bcf16e4aaddcfe2d1b76b50e3dd6d3242e2;p=linux-2.6 diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 414ef5e711..68639419c5 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -27,6 +27,8 @@ #include #include #include +#include +#include #include "tcrypt.h" /* @@ -60,7 +62,7 @@ static unsigned int IDX[8] = { IDX1, IDX2, IDX3, IDX4, IDX5, IDX6, IDX7, IDX8 }; /* * Used by test_cipher_speed() */ -static unsigned int sec = 10; +static unsigned int sec; static int mode; static char *xbuf; @@ -70,7 +72,7 @@ static char *check[] = { "des", "md5", "des3_ede", "rot13", "sha1", "sha256", "blowfish", "twofish", "serpent", "sha384", "sha512", "md4", "aes", "cast6", "arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea", - "khazad", "wp512", "wp384", "wp256", "tnepres", NULL + "khazad", "wp512", "wp384", "wp256", "tnepres", "xeta", NULL }; static void hexdump(unsigned char *buf, unsigned int len) @@ -426,14 +428,95 @@ out: crypto_free_tfm(tfm); } +static int test_cipher_jiffies(struct crypto_tfm *tfm, int enc, char *p, + int blen, int sec) +{ + struct scatterlist sg[8]; + unsigned long start, end; + int bcount; + int ret; + + sg[0].page = virt_to_page(p); + sg[0].offset = offset_in_page(p); + sg[0].length = blen; + + for (start = jiffies, end = start + sec * HZ, bcount = 0; + time_before(jiffies, end); bcount++) { + if (enc) + ret = crypto_cipher_encrypt(tfm, sg, sg, blen); + else + ret = crypto_cipher_decrypt(tfm, 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 crypto_tfm *tfm, int enc, char *p, + int blen) +{ + struct scatterlist sg[8]; + unsigned long cycles = 0; + int ret = 0; + int i; + + sg[0].page = virt_to_page(p); + sg[0].offset = offset_in_page(p); + sg[0].length = blen; + + local_bh_disable(); + local_irq_disable(); + + /* Warm-up run. */ + for (i = 0; i < 4; i++) { + if (enc) + ret = crypto_cipher_encrypt(tfm, sg, sg, blen); + else + ret = crypto_cipher_decrypt(tfm, 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_cipher_encrypt(tfm, sg, sg, blen); + else + ret = crypto_cipher_decrypt(tfm, 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 void test_cipher_speed(char *algo, int mode, int enc, unsigned int sec, - struct cipher_speed *speed) + struct cipher_testvec *template, + unsigned int tcount, struct cipher_speed *speed) { - unsigned int ret, i, iv_len; + unsigned int ret, i, j, iv_len; unsigned char *key, *p, iv[128]; struct crypto_tfm *tfm; - struct scatterlist sg[8]; - unsigned long start, bcount; const char *e, *m; if (enc == ENCRYPT) @@ -471,6 +554,12 @@ static void test_cipher_speed(char *algo, int mode, int enc, unsigned int sec, /* set key, plain text and IV */ key = (unsigned char *)tvmem; + for (j = 0; j < tcount; j++) { + if (template[j].klen == speed[i].klen) { + key = template[j].key; + break; + } + } p = (unsigned char *)tvmem + speed[i].klen; ret = crypto_cipher_setkey(tfm, key, speed[i].klen); @@ -485,25 +574,16 @@ static void test_cipher_speed(char *algo, int mode, int enc, unsigned int sec, crypto_cipher_set_iv(tfm, iv, iv_len); } - for (start = jiffies, bcount = 0; - ((jiffies - start) / HZ) < sec; bcount++) { - sg[0].page = virt_to_page(p); - sg[0].offset = offset_in_page(p); - sg[0].length = speed[i].blen; + if (sec) + ret = test_cipher_jiffies(tfm, enc, p, speed[i].blen, + sec); + else + ret = test_cipher_cycles(tfm, enc, p, speed[i].blen); - if (enc) - ret = crypto_cipher_encrypt(tfm, sg, sg, speed[i].blen); - else - ret = crypto_cipher_decrypt(tfm, sg, sg, speed[i].blen); - - if (ret) { - printk("%s () failed flags=%x\n", e, tfm->crt_flags); - goto out; - } + if (ret) { + printk("%s() failed flags=%x\n", e, tfm->crt_flags); + break; } - - printk("%lu operations in %u seconds (%lu bytes)\n", - bcount, sec, bcount * speed[i].blen); } out: @@ -779,6 +859,10 @@ static void do_test(void) test_cipher ("anubis", MODE_CBC, ENCRYPT, anubis_cbc_enc_tv_template, ANUBIS_CBC_ENC_TEST_VECTORS); test_cipher ("anubis", MODE_CBC, DECRYPT, anubis_cbc_dec_tv_template, ANUBIS_CBC_ENC_TEST_VECTORS); + //XETA + test_cipher ("xeta", MODE_ECB, ENCRYPT, xeta_enc_tv_template, XETA_ENC_TEST_VECTORS); + test_cipher ("xeta", MODE_ECB, DECRYPT, xeta_dec_tv_template, XETA_DEC_TEST_VECTORS); + test_hash("sha384", sha384_tv_template, SHA384_TEST_VECTORS); test_hash("sha512", sha512_tv_template, SHA512_TEST_VECTORS); test_hash("wp512", wp512_tv_template, WP512_TEST_VECTORS); @@ -936,6 +1020,11 @@ static void do_test(void) case 29: test_hash("tgr128", tgr128_tv_template, TGR128_TEST_VECTORS); break; + + case 30: + test_cipher ("xeta", MODE_ECB, ENCRYPT, xeta_enc_tv_template, XETA_ENC_TEST_VECTORS); + test_cipher ("xeta", MODE_ECB, DECRYPT, xeta_dec_tv_template, XETA_DEC_TEST_VECTORS); + break; #ifdef CONFIG_CRYPTO_HMAC case 100: @@ -953,38 +1042,66 @@ static void do_test(void) #endif case 200: - test_cipher_speed("aes", MODE_ECB, ENCRYPT, sec, aes_speed_template); - test_cipher_speed("aes", MODE_ECB, DECRYPT, sec, aes_speed_template); - test_cipher_speed("aes", MODE_CBC, ENCRYPT, sec, aes_speed_template); - test_cipher_speed("aes", MODE_CBC, DECRYPT, sec, aes_speed_template); + test_cipher_speed("aes", MODE_ECB, ENCRYPT, sec, NULL, 0, + aes_speed_template); + test_cipher_speed("aes", MODE_ECB, DECRYPT, sec, NULL, 0, + aes_speed_template); + test_cipher_speed("aes", MODE_CBC, ENCRYPT, sec, NULL, 0, + aes_speed_template); + test_cipher_speed("aes", MODE_CBC, DECRYPT, sec, NULL, 0, + aes_speed_template); break; case 201: - test_cipher_speed("des3_ede", MODE_ECB, ENCRYPT, sec, des3_ede_speed_template); - test_cipher_speed("des3_ede", MODE_ECB, DECRYPT, sec, des3_ede_speed_template); - test_cipher_speed("des3_ede", MODE_CBC, ENCRYPT, sec, des3_ede_speed_template); - test_cipher_speed("des3_ede", MODE_CBC, DECRYPT, sec, des3_ede_speed_template); + test_cipher_speed("des3_ede", MODE_ECB, ENCRYPT, sec, + des3_ede_enc_tv_template, + DES3_EDE_ENC_TEST_VECTORS, + des3_ede_speed_template); + test_cipher_speed("des3_ede", MODE_ECB, DECRYPT, sec, + des3_ede_dec_tv_template, + DES3_EDE_DEC_TEST_VECTORS, + des3_ede_speed_template); + test_cipher_speed("des3_ede", MODE_CBC, ENCRYPT, sec, + des3_ede_enc_tv_template, + DES3_EDE_ENC_TEST_VECTORS, + des3_ede_speed_template); + test_cipher_speed("des3_ede", MODE_CBC, DECRYPT, sec, + des3_ede_dec_tv_template, + DES3_EDE_DEC_TEST_VECTORS, + des3_ede_speed_template); break; case 202: - test_cipher_speed("twofish", MODE_ECB, ENCRYPT, sec, twofish_speed_template); - test_cipher_speed("twofish", MODE_ECB, DECRYPT, sec, twofish_speed_template); - test_cipher_speed("twofish", MODE_CBC, ENCRYPT, sec, twofish_speed_template); - test_cipher_speed("twofish", MODE_CBC, DECRYPT, sec, twofish_speed_template); + test_cipher_speed("twofish", MODE_ECB, ENCRYPT, sec, NULL, 0, + twofish_speed_template); + test_cipher_speed("twofish", MODE_ECB, DECRYPT, sec, NULL, 0, + twofish_speed_template); + test_cipher_speed("twofish", MODE_CBC, ENCRYPT, sec, NULL, 0, + twofish_speed_template); + test_cipher_speed("twofish", MODE_CBC, DECRYPT, sec, NULL, 0, + twofish_speed_template); break; case 203: - test_cipher_speed("blowfish", MODE_ECB, ENCRYPT, sec, blowfish_speed_template); - test_cipher_speed("blowfish", MODE_ECB, DECRYPT, sec, blowfish_speed_template); - test_cipher_speed("blowfish", MODE_CBC, ENCRYPT, sec, blowfish_speed_template); - test_cipher_speed("blowfish", MODE_CBC, DECRYPT, sec, blowfish_speed_template); + test_cipher_speed("blowfish", MODE_ECB, ENCRYPT, sec, NULL, 0, + blowfish_speed_template); + test_cipher_speed("blowfish", MODE_ECB, DECRYPT, sec, NULL, 0, + blowfish_speed_template); + test_cipher_speed("blowfish", MODE_CBC, ENCRYPT, sec, NULL, 0, + blowfish_speed_template); + test_cipher_speed("blowfish", MODE_CBC, DECRYPT, sec, NULL, 0, + blowfish_speed_template); break; case 204: - test_cipher_speed("des", MODE_ECB, ENCRYPT, sec, des_speed_template); - test_cipher_speed("des", MODE_ECB, DECRYPT, sec, des_speed_template); - test_cipher_speed("des", MODE_CBC, ENCRYPT, sec, des_speed_template); - test_cipher_speed("des", MODE_CBC, DECRYPT, sec, des_speed_template); + test_cipher_speed("des", MODE_ECB, ENCRYPT, sec, NULL, 0, + des_speed_template); + test_cipher_speed("des", MODE_ECB, DECRYPT, sec, NULL, 0, + des_speed_template); + test_cipher_speed("des", MODE_CBC, ENCRYPT, sec, NULL, 0, + des_speed_template); + test_cipher_speed("des", MODE_CBC, DECRYPT, sec, NULL, 0, + des_speed_template); break; case 1000: @@ -1028,7 +1145,8 @@ module_exit(fini); module_param(mode, int, 0); module_param(sec, uint, 0); -MODULE_PARM_DESC(sec, "Length in seconds of speed tests"); +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");