On 2014-09-10 18:10, Victor Kamensky wrote:
> Sample test code that measures speed of ODP crypto operations.
> o measures operation elapsed, cpu time, and throughput
> o supports multiple algorithms
> o supports multiple payload sizes
> o support synch and async crypto operation modes
>
> Signed-off-by: Victor Kamensky <[email protected]>
> ---
> configure.ac | 1 +
> example/Makefile.am | 2 +-
> example/cspeed/Makefile.am | 6 +
> example/cspeed/odp_cspeed.c | 918
> ++++++++++++++++++++++++++++++++++++++++++++
> 4 files changed, 926 insertions(+), 1 deletion(-)
> create mode 100644 example/cspeed/Makefile.am
> create mode 100644 example/cspeed/odp_cspeed.c
>
> diff --git a/configure.ac b/configure.ac
> index b1fc859..0592334 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -153,6 +153,7 @@ AC_CONFIG_FILES([Makefile
> platform/linux-keystone2/Makefile
> platform/linux-dpdk/Makefile
> example/Makefile
> + example/cspeed/Makefile
> example/generator/Makefile
> example/l2fwd/Makefile
> example/odp_example/Makefile
> diff --git a/example/Makefile.am b/example/Makefile.am
> index 01a3305..d7fb80a 100644
> --- a/example/Makefile.am
> +++ b/example/Makefile.am
> @@ -1 +1 @@
> -SUBDIRS = generator l2fwd odp_example packet packet_netmap timer
> +SUBDIRS = cspeed generator l2fwd odp_example packet packet_netmap timer
> diff --git a/example/cspeed/Makefile.am b/example/cspeed/Makefile.am
> new file mode 100644
> index 0000000..9b0b2ee
> --- /dev/null
> +++ b/example/cspeed/Makefile.am
> @@ -0,0 +1,6 @@
> +include $(top_srcdir)/example/Makefile.inc
> +
> +bin_PROGRAMS = odp_cspeed
> +odp_cspeed_LDFLAGS = $(AM_LDFLAGS) -static
> +
> +dist_odp_cspeed_SOURCES = odp_cspeed.c
> diff --git a/example/cspeed/odp_cspeed.c b/example/cspeed/odp_cspeed.c
> new file mode 100644
> index 0000000..8e59180
> --- /dev/null
> +++ b/example/cspeed/odp_cspeed.c
> @@ -0,0 +1,918 @@
> +/* Copyright (c) 2014, Linaro Limited
> + * All rights reserved.
> + *
> + * SPDX-License-Identifier: BSD-3-Clause
> + */
> +
> +#ifndef _GNU_SOURCE
> +#define _GNU_SOURCE
> +#endif /* _GNU_SOURCE */
> +
> +#include <stdlib.h>
> +#include <string.h>
> +#include <getopt.h>
> +#include <unistd.h>
> +#include <sys/time.h>
> +#include <sys/resource.h>
> +
> +#include <odp.h>
> +
> +
> +#define cspeed_error(fmt, ...) \
> + fprintf(stderr, "%s:%d:%s(): " fmt, __FILE__, \
> + __LINE__, __func__, ##__VA_ARGS__)
> +
> +
> +/** @def SHM_PKT_POOL_SIZE
> + * @brief Size of the shared memory block
> + */
> +#define SHM_PKT_POOL_SIZE (512*2048*2)
> +
> +
> +/** @def SHM_PKT_POOL_BUF_SIZE
> + * @brief Buffer size of the packet pool buffer
> + */
> +#define SHM_PKT_POOL_BUF_SIZE (1024 * 32)
> +
> +
> +static uint8_t test_iv[8] = "01234567";
> +
> +
> +static uint8_t test_key16[16] = { 0x01, 0x02, 0x03, 0x04, 0x05,
> + 0x06, 0x07, 0x08, 0x09, 0x0a,
> + 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
> + 0x10,
> +};
> +
> +
> +static uint8_t test_key24[24] = { 0x01, 0x02, 0x03, 0x04, 0x05,
> + 0x06, 0x07, 0x08, 0x09, 0x0a,
> + 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
> + 0x10, 0x11, 0x12, 0x13, 0x14,
> + 0x15, 0x16, 0x17, 0x18
> +};
> +
> +/**
> + * Structure that holds template for session create call
> + * for different algorithms supported by test
> + */
> +typedef struct {
> + const char *name; /**< Algorithm name */
> + odp_crypto_session_params_t session; /**< Prefilled crypto session
> params */
> + unsigned int hash_adjust; /**< Size of hash */
> +} cspeed_alg_config_t;
> +
> +
> +/**
> + * Parsed command line cspeed arguments. Describes test configuration.
> + */
> +typedef struct {
> + /**
> + * If non zero prints content of packets. Enabled by -d or
> + * --debug option.
> + */
> + int debug_packets;
> +
> + /**
> + * If non zero Try to run crypto operation in place. Note some
> + * implementation may not support such mode. Enabled by -n or
> + * --inplace option.
> + */
> + int in_place;
> +
> + /**
> + * If non zeor output of previous operation taken as input for
> + * next encrypt operations. Enabled by -r or --reuse option.
> + */
> + int reuse_packet;
> +
> + /**
> + * Maxiumum number of outstanding encryption requests. Note code
> + * poll for results over queue and if nothing is available it can
> + * submit more encryption requests up to maximum number specified by
> + * this option. Specified through -f or --flight option.
> + */
> + int in_flight;
> +
> + /**
> + * Number of core to run on. Currently is not used.
> + */
> + int core_count;
> +
> + /**
> + * Number of iteration to repeat crypto operation to get good
> + * average number. Specified through -i or --terations option.
> + * Default is 10000.
> + */
> + int iteration_count;
> +
> + /**
> + * Maxium sessions. Currently is not used.
> + */
> + int max_sessions;
> +
> + /**
> + * Payload size to test. If 0 set of predefined payload sizes
> + * is tested. Specified through -p or --payload option.
> + */
> + int payload_size;
> +
> + /**
> + * Pointer to selected algorithm to test. If NULL all available
> + * alogorthims are tested. Name of algorithm is passed through
> + * -a or --algorithm option.
> + */
> + cspeed_alg_config_t *alg_config;
> +} cspeed_args_t;
> +
> +
> +/*
> + * Helper structure that holds averages for test of one algorithm
> + * for given payload size.
> + */
> +typedef struct {
> + /**
> + * Elapsed time for one crypto operation.
> + */
> + double elapsed;
> +
> + /**
> + * CPU time spent pre one crypto operation by whole process
> + * i.e include current and all other threads in process.
> + * It is filled with 'getrusage(RUSAGE_SELF, ...)' call.
> + */
> + double rusage_self;
> +
> + /**
> + * CPU time spent per one crypto operation by current thread
> + * only. It is filled with 'getrusage(RUSAGE_THREAD, ...)'
> + * call.
> + */
> + double rusage_thread;
> +} cspeed_run_result_t;
> +
> +
> +/**
> + * Structure holds one snap to misc times of current process.
> + */
> +typedef struct {
> + struct timeval tv; /**< Elapsed time */
> + struct rusage ru_self; /**< Rusage value for whole process */
> + struct rusage ru_thread; /**< Rusage value for current thread */
> +} time_record_t;
> +
> +
> +static void parse_args(int argc, char *argv[], cspeed_args_t *cargs);
> +static void usage(char *progname);
> +
> +/**
> + * Set of predefined payloads. Make sure that maximum payload
> + * size is not bigger than SHM_PKT_POOL_BUF_SIZE. May relax when
> + * implementation start support segmented buffers/packets.
> + */
> +static unsigned int payloads[] = {
> + 16,
> + 64,
> + 256,
> + 1024,
> + 8192,
> + 16384
> +};
> +
> +/**
> + * Set of known algorithms to test
> + */
> +static cspeed_alg_config_t algs_config[] = {
> + {
> + .name = "3des-cbs-null",
> + .session = {
> + .cipher_alg = ODP_CIPHER_ALG_3DES_CBC,
> + .cipher_key = {
> + .data = test_key24,
> + .length = sizeof(test_key24)
> + },
> + .iv = {
> + .data = test_iv,
> + .length = 8,
> + },
> + .auth_alg = ODP_AUTH_ALG_NULL
> + },
> + },
> + {
> + .name = "3des-cbs-hmac-md5-96",
> + .session = {
> + .cipher_alg = ODP_CIPHER_ALG_3DES_CBC,
> + .cipher_key = {
> + .data = test_key24,
> + .length = sizeof(test_key24)
> + },
> + .iv = {
> + .data = test_iv,
> + .length = 8,
> + },
> + .auth_alg = ODP_AUTH_ALG_MD5_96,
> + .auth_key = {
> + .data = test_key16,
> + .length = sizeof(test_key16)
> + }
> + },
> + .hash_adjust = 12
> + },
> + {
> + .name ="null-hmac-md5-96",
> + .session = {
> + .cipher_alg = ODP_CIPHER_ALG_NULL,
> + .auth_alg = ODP_AUTH_ALG_MD5_96,
> + .auth_key = {
> + .data = test_key16,
> + .length = sizeof(test_key16)
> + }
> + },
> + .hash_adjust = 12
> + },
> +};
> +
> +
> +/**
> + * Find corresponding config for given name. Returns NULL
> + * if config for given name is not found.
> + */
> +static cspeed_alg_config_t *
> +find_config_by_name(const char *name) {
> + unsigned int i;
> + cspeed_alg_config_t *ret = NULL;
> +
> + for (i = 0; i < sizeof(algs_config)/sizeof(cspeed_alg_config_t); i++) {
> + if (strcmp(algs_config[i].name, name) == 0) {
> + ret = algs_config+i;
> + break;
> + }
> + }
> + return ret;
> +}
> +
> +
> +/**
> + * Helper function that prints list of algorithms that this
> + * test understands.
> + */
> +static void
> +print_config_names(const char *prefix) {
> + unsigned int i;
> +
> + for (i = 0; i < sizeof(algs_config)/sizeof(cspeed_alg_config_t); i++) {
> + printf("%s %s\n", prefix, algs_config[i].name);
> + }
> +}
> +
> +
> +/**
> + * Snap current time values and put them into 'rec'.
> + */
> +static void
> +fill_time_record(time_record_t *rec)
> +{
> + gettimeofday(&rec->tv, NULL);
> + getrusage(RUSAGE_SELF, &rec->ru_self);
> + getrusage(RUSAGE_THREAD, &rec->ru_thread);
> +}
> +
> +
> +/**
> + * Calculated CPU time difference for given two rusage structures.
> + * Note it adds user space and system time together.
> + */
> +static unsigned long long
> +get_rusage_diff (struct rusage *start, struct rusage *end)
> +{
> + unsigned long long rusage_diff;
> + unsigned long long rusage_start;
> + unsigned long long rusage_end;
> +
> + rusage_start = (start->ru_utime.tv_sec * 1000000) +
> + (start->ru_utime.tv_usec);
> + rusage_start += (start->ru_stime.tv_sec * 1000000) +
> + (start->ru_stime.tv_usec);
> +
> + rusage_end = (end->ru_utime.tv_sec * 1000000) +
> + (end->ru_utime.tv_usec);
> + rusage_end += (end->ru_stime.tv_sec * 1000000) +
> + (end->ru_stime.tv_usec);
> +
> + rusage_diff = rusage_end - rusage_start;
> +
> + return rusage_diff;
> +}
> +
> +
> +/**
> + * Get diff for RUSAGE_SELF (whole process) between two time snap
> + * records.
> + */
> +static unsigned long long
> +get_rusage_self_diff (time_record_t *start, time_record_t *end)
> +{
> + return get_rusage_diff(&start->ru_self, &end->ru_self);
> +}
> +
> +
> +/**
> + * Get diff for RUSAGE_THREAD (current thread only) between two
> + * time snap records.
> + */
> +static unsigned long long
> +get_rusage_thread_diff (time_record_t *start, time_record_t *end)
> +{
> + return get_rusage_diff(&start->ru_thread, &end->ru_thread);
> +}
> +
> +
> +/**
> + * Get diff of elapsed time between two time snap records
> + */
> +static unsigned long long
> +get_elapsed_usec (time_record_t *start, time_record_t *end)
> +{
> + unsigned long long s;
> + unsigned long long e;
> +
> + s = (start->tv.tv_sec * 1000000) +
> + (start->tv.tv_usec);
> + e = (end->tv.tv_sec * 1000000) +
> + (end->tv.tv_usec);
> +
> + return e - s;
> +}
> +
> +#define REPORT_HEADER "\n%30.30s %15s %15s %15s %15s %15s %15s\n"
> +#define REPORT_LINE "%30.30s %15d %15d %15.3f %15.3f %15.3f %15d\n"
> +
> +
> +/**
> + * Print header line for our report.
> + */
> +static void
> +print_result_header(void)
> +{
> + printf(REPORT_HEADER,
> + "algorithm", "avg over #", "payload (bytes)", "elapsed (us)",
> + "rusg self (us)", "rusg thrd (us)", "throughput (Kb)");
> +}
> +
> +
> +/**
> + * Print one line of our report.
> + */
> +static void
> +print_result(cspeed_args_t *cargs,
> + unsigned int payload_size,
> + cspeed_alg_config_t *config,
> + cspeed_run_result_t *result)
> +{
> + unsigned int throughput;
> + throughput = (1000000.0 / result->elapsed) * payload_size / 1024;
> + printf(REPORT_LINE,
> + config->name, cargs->iteration_count, payload_size,
> + result->elapsed, result->rusage_self, result->rusage_thread,
> + throughput);
> +}
> +
> +
> +/**
> + * Print piece of memory with given size.
> + */
> +static void
> +print_memory (const char *msg,
> + const unsigned char *ptr,
> + unsigned int len)
> +{
> + unsigned i, j;
> + char c;
> + char line[81];
> + char *p;
> +
> + if (msg) {
> + printf("\n%s (bytes size = %d)", msg, len);
> + }
> +
> + for (i=0; i < len; i+=16) {
> + p = line;
> + sprintf(p, "\n%04x ", i); p +=8;
> +
> + for (j = 0; j < 16; j++) {
> + if (i+j == len) break;
> +
> + sprintf(p, " %02x", (ptr)[i+j]); p += 3;
> + }
> +
> + for (; j < 16; j++) { sprintf(p, " "); p += 3; }
> +
> + sprintf(p, " "); p += 3;
> +
> + for (j = 0; j < 16; j++) {
> + if (i+j == len) break;
> + c = (ptr)[i+j];
> + *p++ = (' ' <= c && c <= '~') ? c : '.';
> + }
> +
> + *p = '\0';
> + printf("%s", line);
> + }
> + printf("\n");
> +}
> +
> +
> +/**
> + * Create ODP crypto session for given config.
> + */
> +static int
> +create_session_from_config(odp_crypto_session_t *session,
> + cspeed_alg_config_t *config)
> +{
> + odp_crypto_session_params_t params;
> + enum odp_crypto_ses_create_err ses_create_rc;
> + odp_buffer_pool_t pkt_pool;
> + odp_queue_t out_queue;
> +
> + int rc = 0;
> +
> + memcpy(¶ms, &config->session, sizeof(odp_crypto_session_params_t));
> + params.op = ODP_CRYPTO_OP_ENCODE;
> + params.pref_mode = ODP_CRYPTO_SYNC;
> +
> + if (!rc) {
> + /* Lookup the packet pool */
> + pkt_pool = odp_buffer_pool_lookup("packet_pool");
> + if (pkt_pool == ODP_BUFFER_POOL_INVALID) {
> + cspeed_error("Error: 'packet_pool' buffer pull not
> found\n");
> + rc = -1;
> + } else {
> + params.output_pool = pkt_pool;
> + }
> + }
> +
> +
> + if (!rc) {
> + out_queue = odp_queue_lookup("crypto-out");
> + if (out_queue == ODP_QUEUE_INVALID) {
> + cspeed_error("Error: 'crypto-out' queue not found\n");
> + rc = -1;
> + } else {
> + params.compl_queue = out_queue;
> + }
> + /*
> + * Uncomment below for generic implementation if inline
> + * encryption is desired. Note ks2 implementation cannot
> + * deal with that.
> + */
> + /* params.compl_queue = ODP_QUEUE_INVALID; */
> + }
> +
> + if (!rc) {
> + /*
> + * Prefered synchronous session create for now, but it could be
> + * ignored by implementation
> + */
> + if (odp_crypto_session_create(¶ms, session,
> + &ses_create_rc)) {
> + cspeed_error("Error: ODP crypto session create
> failed.\n");
> + rc = -1;
> + }
> + }
> +
> +
> + return rc;
> +}
> +
> +
> +/**
> + * Run measurement iterations for given config and payload size.
> + * Result of run returned in 'result' out parameter.
> + */
> +static int
> +run_measure_one(cspeed_args_t *cargs,
> + cspeed_alg_config_t *config,
> + odp_crypto_session_t *session,
> + unsigned int payload_size,
> + cspeed_run_result_t *result)
> +{
> + odp_crypto_op_params_t params;
> +
> + odp_buffer_pool_t pkt_pool;
> + odp_queue_t out_queue;
> + odp_packet_t pkt;
> + odp_buffer_t buf;
> +
> + bool posted = 0;
> + int rc = 0;
> +
> +
> + if (!rc) {
> + /* Lookup the packet pool */
> + pkt_pool = odp_buffer_pool_lookup("packet_pool");
> + if (pkt_pool == ODP_BUFFER_POOL_INVALID) {
> + cspeed_error("Error: pkt_pool not found\n");
> + rc = -1;
> + }
> + }
> +
> + if (!rc) {
> + out_queue = odp_queue_lookup("crypto-out");
> + if (out_queue == ODP_QUEUE_INVALID) {
> + cspeed_error("Error: 'crypto-out' queue not found\n");
> + rc = -1;
> + }
> + }
> +
> + if (!rc) {
> + buf = odp_buffer_alloc(pkt_pool);
> + if (buf == ODP_BUFFER_INVALID) {
> + cspeed_error("Error: failed to allocate buffer\n");
> + rc = -1;
> + } else {
> + pkt = odp_packet_from_buffer(buf);
> + odp_packet_set_len(pkt, payload_size);
> + {
> + void *mem = odp_packet_start(pkt);
> + memset(mem, 1, payload_size);
> + }
> + }
> + }
> +
> + if (!rc) {
> + time_record_t start, end;
> + int packets_sent = 0;
> + int packets_received = 0;
> +
> + /* Initialize parameters block */
> + memset(¶ms, 0, sizeof(params));
> + params.session = *session;
> + params.cipher_range.offset = 0;
> + params.cipher_range.length = payload_size;
> + /*
> + * Uncomment following line if hash itself have
> + * to be encrypted. Note ks2 cannot do that
> + */
> + /* params.cipher_range.length += config->hash_adjust; */
> + params.auth_range.offset = 0;
> + params.auth_range.length = payload_size;
> + params.hash_result_offset = payload_size;
> +
> + if (cargs->reuse_packet) {
> + params.pkt = pkt;
> + params.out_pkt = cargs->in_place ? pkt :
> + ODP_PACKET_INVALID;
> + }
> +
> + fill_time_record(&start);
> +
> + while ((packets_sent < cargs->iteration_count) ||
> + (packets_received < cargs->iteration_count)) {
> + void *mem;
> +
> + if ((packets_sent < cargs->iteration_count) &&
> + (packets_sent - packets_received <
> cargs->in_flight)) {
> +
> +
> + if (!cargs->reuse_packet) {
> + /*
> + * For in place test we use just one
> statically allocated
> + * buffer. For now in place test we
> have to allocate and
> + * initialize packet every time. Note
> we leaked one
> + * packet here.
> + */
> + if (!cargs->in_place) {
> + buf =
> odp_buffer_alloc(pkt_pool);
> + if (buf == ODP_BUFFER_INVALID) {
> + cspeed_error("Error:
> failed to allocate buffer\n");
> + rc = -1;
Value stored to rc never read.
> + } else {
> + pkt =
> odp_packet_from_buffer(buf);
> + odp_packet_set_len(pkt,
> payload_size);
> + {
> + void *mem =
> +
> odp_packet_start(pkt);
> + memset(mem, 1,
> payload_size);
> + }
> + }
> + }
> +
> + params.pkt = pkt;
> + params.out_pkt = cargs->in_place ? pkt :
> + ODP_PACKET_INVALID;
> + }
> +
> +
> + if (cargs->debug_packets) {
> + mem = odp_packet_start(params.pkt);
> + print_memory("Packet before
> encryption:",
> + mem, payload_size);
> + }
> +
> + rc = odp_crypto_operation(¶ms, &posted,
> +
> odp_buffer_from_packet(pkt));
> + if (rc) {
> + cspeed_error("Error: failed
> odp_crypto_operation: rc = %d\n", rc);
> + } else {
> + packets_sent++;
> + }
> + }
> +
> + if (!posted) {
> + if (cargs->debug_packets) {
> + mem = odp_packet_start(params.out_pkt);
> + print_memory("Imediately encrypted
> packet",
> + mem, payload_size +
> config->hash_adjust);
> + }
> + if (!cargs->in_place) {
> + if (cargs->reuse_packet) {
> + params.pkt = params.out_pkt;
> + params.out_pkt =
> ODP_PACKET_INVALID;
> + } else {
> + odp_buffer_free(params.out_pkt);
> + }
> + }
> + } else {
> + odp_buffer_t completion;
> + odp_packet_t out_pkt;
> +
> + completion = odp_queue_deq(out_queue);
> +
> + while (completion != ODP_BUFFER_INVALID) {
> + out_pkt =
> odp_crypto_get_operation_compl_packet(completion);
> +
> + if (cargs->debug_packets) {
> + mem = odp_packet_start(out_pkt);
> + print_memory("Receieved
> encrypted packet",
> + mem, payload_size
> + config->hash_adjust);
> + }
> + if (!cargs->in_place) {
> + if (cargs->reuse_packet) {
> + params.pkt = out_pkt;
> + params.out_pkt =
> ODP_PACKET_INVALID;
> + } else {
> +
> odp_buffer_free(out_pkt);
> + }
> + }
> + packets_received++;
> +
> + completion = odp_queue_deq(out_queue);
> + };
> +
> + }
> + }
> +
> + fill_time_record(&end);
> +
> + {
> + double count;
> +
> + count = get_elapsed_usec(&start, &end);
> + result->elapsed = count /
> + cargs->iteration_count;
> +
> + count = get_rusage_self_diff(&start, &end);
> + result->rusage_self = count /
> + cargs->iteration_count;
> +
> + count = get_rusage_thread_diff(&start, &end);
> + result->rusage_thread = count /
> + cargs->iteration_count;
> + }
> + }
> + return rc;
> +}
> +
> +
> +/**
> + * Process one algorithm. Note if paload size is specicified it is
> + * only one run. Or iterate over set of predefined payloads.
> + */
> +static int
> +run_measure_one_config(cspeed_args_t *cargs,
> + cspeed_alg_config_t *config)
> +{
> + cspeed_run_result_t result;
> + odp_crypto_session_t session;
> + int rc = 0;
> +
> + if (create_session_from_config(&session, config)) {
> + rc = -1;
> + }
can't we remove the above and say only:
int rc = create_session_from_config(&session, config);
> +
> + if (!rc) {
> + if (cargs->payload_size) {
> + rc = run_measure_one(cargs, config, &session,
> + cargs->payload_size, &result);
> + if (!rc){
> + print_result_header();
> + print_result(cargs, cargs->payload_size,
> + config, &result);
> + }
> + } else {
> + unsigned int i;
> +
> + print_result_header();
> + for (i = 0;
> + i < sizeof(payloads)/sizeof(unsigned int);
> + i++) {
> + rc = run_measure_one(cargs, config, &session,
> + payloads[i], &result);
> + if(rc) {
> + break;
> + } else {
> + print_result(cargs, payloads[i],
> + config, &result);
> + }
> + }
> + }
> + }
> +
> +
> + // destroy session
> + if (session != ODP_CRYPTO_SESSION_INVALID) {
> + odp_crypto_session_destroy(session);
> + }
> + return rc;
> +}
> +
> +
> +int main(int argc, char *argv[])
> +{
> + int thr_id;
> + cspeed_args_t cargs;
> + odp_buffer_pool_t pool;
> + odp_queue_t out_queue;
> + void *pool_base;
> +
> + /* Init ODP before calling anything else */
> + if (odp_init_global()) {
> + cspeed_error("Error: ODP global init failed.\n");
> + exit(EXIT_FAILURE);
> + }
> +
> + /* Parse and store the application arguments */
> + parse_args(argc, argv, &cargs);
> +
> + /* Init this thread */
> + thr_id = odp_thread_create(0);
> + odp_init_local(thr_id);
> +
> + /* Create packet pool */
> + pool_base = odp_shm_reserve("shm_packet_pool",
> + SHM_PKT_POOL_SIZE, ODP_CACHE_LINE_SIZE);
> + if (pool_base == NULL) {
> + cspeed_error("Error: packet pool mem alloc failed.\n");
> + exit(EXIT_FAILURE);
> + }
> +
> + pool = odp_buffer_pool_create("packet_pool", pool_base,
> + SHM_PKT_POOL_SIZE,
> + SHM_PKT_POOL_BUF_SIZE,
> + ODP_CACHE_LINE_SIZE,
> + ODP_BUFFER_TYPE_PACKET);
> + if (pool == ODP_BUFFER_POOL_INVALID) {
> + cspeed_error("Error: packet pool create failed.\n");
> + exit(EXIT_FAILURE);
> + }
> + /* odp_buffer_pool_print(pool); */
> +
> + out_queue = odp_queue_create("crypto-out",ODP_QUEUE_TYPE_POLL, NULL);
> + if (out_queue == ODP_QUEUE_INVALID) {
> + cspeed_error("Can't create out crypto queue\n");
> + exit(EXIT_FAILURE);
> + }
> +
> + if (cargs.alg_config) {
> + run_measure_one_config(&cargs, cargs.alg_config);
> + } else {
> + unsigned int i;
> + for (i = 0;
> + i < sizeof(algs_config)/sizeof(cspeed_alg_config_t);
> + i++) {
> + run_measure_one_config(&cargs, algs_config + i);
> + }
> + }
> +
> + return 0;
> +}
> +
> +
> +static void parse_args(int argc, char *argv[], cspeed_args_t *cargs)
> +{
> + int opt;
> + int long_index;
> + static struct option longopts[] = {
> + {"algorithm", optional_argument, NULL, 'a'},
> + {"count", optional_argument, NULL, 'c'},
> + {"debug", no_argument, NULL, 'd'},
> + {"flight", optional_argument, NULL, 'f'},
> + {"help", no_argument, NULL, 'h'}, /* return 'h' */
> + {"iterations", optional_argument, NULL, 'i'},
> + {"inplace", no_argument, NULL, 'n'},
> + {"payload", optional_argument, NULL, 'p'},
> + {"sessions", optional_argument, NULL, 'm'},
> + {"reuse", no_argument, NULL, 'r'},
> + {NULL, 0, NULL, 0}
> + };
> +
> + cargs->in_place = 0;
> + cargs->in_flight = 1;
> + cargs->debug_packets = 0;
> + cargs->core_count = 1;
> + cargs->iteration_count = 10000;
> + cargs->payload_size = 0;
> + cargs->alg_config = NULL;
> +
> + while (1) {
> + opt = getopt_long(argc, argv, "+a:c:df:hi:m:np:r",
> + longopts, &long_index);
> +
> + if (opt == -1)
> + break; /* No more options */
> +
> + switch (opt) {
> + case 'a':
> + cargs->alg_config = find_config_by_name(optarg);
> + if (!cargs->alg_config) {
> + printf("cannot test crypto '%s'
> configuration\n", optarg);
> + usage(argv[0]);
> + exit(-1);
> + }
> + case 'c':
> + cargs->core_count = atoi(optarg);
> + break;
> + case 'd':
> + cargs->debug_packets = 1;
> + break;
> + case 'i':
> + cargs->iteration_count = atoi(optarg);
> + break;
> + case 'f':
> + cargs->in_flight = atoi(optarg);
> + break;
> + case 'h':
> + usage(argv[0]);
> + exit(EXIT_SUCCESS);
> + break;
> + case 'm':
> + cargs->max_sessions = atoi(optarg);
> + break;
> + case 'n':
> + cargs->in_place = 1;
> + break;
> + case 'p':
> + cargs->payload_size = atoi(optarg);
> + break;
> + case 'r':
> + cargs->reuse_packet = 1;
> + break;
> + default:
> + break;
> + }
> + }
> +
> + optind = 1; /* reset 'extern optind' from the getopt lib */
> +
> + if ((cargs->in_flight > 1) && cargs->reuse_packet) {
cargs->reuse_packet can be uninitialised when it is evaluated here.
Cheers,
Anders
> + printf("-f (in flight > 1) and -r (reuse packet) options are
> not compatible\n");
> + usage(argv[0]);
> + exit(-1);
> + }
> +
> + if ((cargs->in_flight > 1) && cargs->in_place) {
> + printf("-f (in flight > 1) and -n (in place) options are not
> compatible\n");
> + usage(argv[0]);
> + exit(-1);
> + }
> +
> +}
> +
> +
> +/**
> + * Prinf usage information
> + */
> +static void usage(char *progname)
> +{
> + printf("\n"
> + "Usage: %s OPTIONS\n"
> + " E.g. %s -i 100000\n"
> + "\n"
> + "OpenDataPlane crypto speed measure.\n"
> + "Optional OPTIONS\n"
> + " -a, --algorithm <name> Specify algorithm name (default all)\n"
> + " Supported values are:\n",
> + progname, progname);
> +
> + print_config_names(" ");
> + printf(" -c, --count <number> Core count. (NOT used)\n"
> + " -d, --debug Enable dump of processed packets.\n"
> + " -f, --flight <number> Max number of packet processed in
> parallel (default 1)\n"
> + " -i, --iterations <number> Number of iterations.\n"
> + " -n, --inplace Encrypt on place (ks2 does not support
> this).\n"
> + " -p, --payload Payload size.\n"
> + " -r, --reuse Output encrypted packet is passed as
> input\n"
> + " to next encrypt iteration.\n"
> + " -h, --help Display help and exit.\n"
> + "\n");
> +}
> --
> 1.8.1.4
>
>
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