diff options
Diffstat (limited to 'recipes-kernel/cryptodev/sdk_patches/0037-rewrite-sha_speed.c-to-reduce-code-duplication.patch')
| -rw-r--r-- | recipes-kernel/cryptodev/sdk_patches/0037-rewrite-sha_speed.c-to-reduce-code-duplication.patch | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/recipes-kernel/cryptodev/sdk_patches/0037-rewrite-sha_speed.c-to-reduce-code-duplication.patch b/recipes-kernel/cryptodev/sdk_patches/0037-rewrite-sha_speed.c-to-reduce-code-duplication.patch new file mode 100644 index 00000000..eff6ed9f --- /dev/null +++ b/recipes-kernel/cryptodev/sdk_patches/0037-rewrite-sha_speed.c-to-reduce-code-duplication.patch @@ -0,0 +1,190 @@ +From 344a0243e31f8fc467253404a548eedbb72b35d0 Mon Sep 17 00:00:00 2001 +From: Cristian Stoica <cristian.stoica@nxp.com> +Date: Wed, 20 Jan 2016 17:11:49 +0200 +Subject: [PATCH 37/38] rewrite sha_speed.c to reduce code duplication + +Signed-off-by: Cristian Stoica <cristian.stoica@nxp.com> +--- + tests/sha_speed.c | 131 ++++++++++++++++++++++++++++++++++-------------------- + 1 file changed, 84 insertions(+), 47 deletions(-) + +diff --git a/tests/sha_speed.c b/tests/sha_speed.c +index e1dc54b..5f694bd 100644 +--- a/tests/sha_speed.c ++++ b/tests/sha_speed.c +@@ -28,6 +28,13 @@ + + #include <crypto/cryptodev.h> + ++/* Sizes of buffers to be hashed */ ++int buffer_lengths[] = {256, 512, 1024, 2048, 4096, 8192, 65536, 0}; ++ ++/* Time in seconds allocated for each tested buffer lengths */ ++#define BUFFER_TEST_TIME 10 ++ ++ + static double udifftimeval(struct timeval start, struct timeval end) + { + return (double)(end.tv_usec - start.tv_usec) + +@@ -97,7 +104,7 @@ int hash_data(struct session_op *sess, int fdc, int chunksize, int alignmask) + memset(buffer, val++, chunksize); + + must_finish = 0; +- alarm(5); ++ alarm(BUFFER_TEST_TIME); + + gettimeofday(&start, NULL); + do { +@@ -126,73 +133,103 @@ int hash_data(struct session_op *sess, int fdc, int chunksize, int alignmask) + return 0; + } + +-int main(void) +-{ +- int fd, i, fdc = -1, alignmask = 0; +- struct session_op sess; +- char keybuf[32]; ++ + #ifdef CIOCGSESSINFO ++int get_alignmask(struct session_op *sess, int fdc) ++{ + struct session_info_op siop; ++ ++ siop.ses = sess->ses; ++ if (ioctl(fdc, CIOCGSESSINFO, &siop) < 0) { ++ perror("ioctl(CIOCGSESSINFO)"); ++ /* continue test ignoring CIOCGSESSINFO error */ ++ return 0; ++ } ++ ++ printf("using algorithm %s with driver %s\n", ++ siop.hash_info.cra_name, siop.hash_info.cra_driver_name); ++ ++ return siop.alignmask; ++} + #endif + +- signal(SIGALRM, alarm_handler); + +- if ((fd = open("/dev/crypto", O_RDWR, 0)) < 0) { +- perror("open()"); +- return 1; +- } +- if (ioctl(fd, CRIOGET, &fdc)) { +- perror("ioctl(CRIOGET)"); +- return 1; +- } ++int hash_session(struct session_op *sess, int fdc) ++{ ++ int i; ++ int err; ++ int alignmask; + +- fprintf(stderr, "Testing SHA1 Hash: \n"); +- memset(&sess, 0, sizeof(sess)); +- sess.mac = CRYPTO_SHA1; +- if (ioctl(fdc, CIOCGSESSION, &sess)) { ++ if (ioctl(fdc, CIOCGSESSION, sess)) { + perror("ioctl(CIOCGSESSION)"); + return 1; + } ++ + #ifdef CIOCGSESSINFO +- siop.ses = sess.ses; +- if (ioctl(fdc, CIOCGSESSINFO, &siop)) { +- perror("ioctl(CIOCGSESSINFO)"); +- return 1; +- } +- printf("requested hash CRYPTO_SHA1, got %s with driver %s\n", +- siop.hash_info.cra_name, siop.hash_info.cra_driver_name); +- alignmask = siop.alignmask; ++ alignmask = get_alignmask(sess, fdc); ++#else ++ alignmask = 0; + #endif + +- for (i = 256; i <= (64 * 1024); i *= 4) { +- if (hash_data(&sess, fdc, i, alignmask)) +- break; ++ err = 0; ++ for(i = 0; (err == 0) && (buffer_lengths[i] != 0); i++) { ++ err = hash_data(sess, fdc, buffer_lengths[i], alignmask); + } + +- fprintf(stderr, "\nTesting SHA256 Hash: \n"); +- memset(&sess, 0, sizeof(sess)); +- sess.mac = CRYPTO_SHA2_256; +- if (ioctl(fdc, CIOCGSESSION, &sess)) { +- perror("ioctl(CIOCGSESSION)"); ++ if (ioctl(fdc, CIOCFSESSION, sess)) { ++ perror("ioctl(CIOCFSESSION)"); + return 1; + } +-#ifdef CIOCGSESSINFO +- siop.ses = sess.ses; +- if (ioctl(fdc, CIOCGSESSINFO, &siop)) { +- perror("ioctl(CIOCGSESSINFO)"); ++ ++ return err; ++} ++ ++int test_sha1(struct session_op *sess, int fdc) ++{ ++ fprintf(stderr, "Testing SHA1 Hash: \n"); ++ memset(sess, 0, sizeof(sess)); ++ sess->mac = CRYPTO_SHA1; ++ return hash_session(sess, fdc); ++} ++ ++ ++int test_sha256(struct session_op *sess, int fdc) ++{ ++ fprintf(stderr, "Testing SHA256 Hash: \n"); ++ memset(sess, 0, sizeof(sess)); ++ sess->mac = CRYPTO_SHA2_256; ++ return hash_session(sess, fdc); ++} ++ ++ ++int main(void) ++{ ++ int fd; ++ int fdc; ++ int err; ++ int i; ++ struct session_op sess; ++ ++ signal(SIGALRM, alarm_handler); ++ ++ fd = open("/dev/crypto", O_RDWR, 0); ++ if (fd < 0) { ++ perror("open()"); + return 1; + } +- printf("requested hash CRYPTO_SHA2_256, got %s with driver %s\n", +- siop.hash_info.cra_name, siop.hash_info.cra_driver_name); +- alignmask = siop.alignmask; +-#endif + +- for (i = 256; i <= (64 * 1024); i *= 4) { +- if (hash_data(&sess, fdc, i, alignmask)) +- break; ++ err = ioctl(fd, CRIOGET, &fdc); ++ if (err != 0) { ++ perror("ioctl(CRIOGET)"); ++ close(fd); ++ return 1; + } + ++ /* run all tests but return an eventual error */ ++ err |= test_sha1(&sess, fdc); ++ err |= test_sha256(&sess, fdc); ++ + close(fdc); + close(fd); +- return 0; ++ return err; + } +-- +2.7.0 + |