d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

examples/l2fwd-crypto: extend crypto information

Browse Source 
Display extra crypto information (algorithms, keys/IV/AAD used, chain...),
so user can know exactly what operations are being carried out.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Tested-by: Min Cao <min.cao@intel.com>
Acked-by: Declan Doherty <declan.doherty@intel.com>
This commit is contained in:
Pablo de Lara 2016-03-31 10:32:14 +01:00 committed by Thomas Monjalon
parent 00c58901f1
commit 41e97c2ea9
1 changed files with 82 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

84
examples/l2fwd-crypto/main.c
View File

@ -71,6 +71,7 @@
#include <rte_prefetch.h>
#include <rte_random.h>
#include <rte_ring.h>
#include <rte_hexdump.h>
enum cdev_type {
CDEV_TYPE_ANY,
@ -634,8 +635,6 @@ l2fwd_main_loop(struct l2fwd_crypto_options *options)
RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
l2fwd_crypto_options_print(options);
for (i = 0; i < qconf->nb_rx_ports; i++) {
portid = qconf->rx_port_list[i];
@ -708,6 +707,14 @@ l2fwd_main_loop(struct l2fwd_crypto_options *options)
port_cparams[i].dev_id);
}
l2fwd_crypto_options_print(options);
/*
* Initialize previous tsc timestamp before the loop,
* to avoid showing the port statistics immediately,
* so user can see the crypto information.
*/
prev_tsc = rte_rdtsc();
while (1) {
cur_tsc = rte_rdtsc();
@ -1212,9 +1219,46 @@ l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
options->type = CDEV_TYPE_ANY;
}
static void
display_cipher_info(struct l2fwd_crypto_options *options)
{
printf("\n---- Cipher information ---\n");
printf("Algorithm: %s\n",
supported_cipher_algo[options->cipher_xform.cipher.algo]);
rte_hexdump(stdout, "Cipher key:",
options->cipher_xform.cipher.key.data,
options->cipher_xform.cipher.key.length);
rte_hexdump(stdout, "IV:", options->iv.data, options->iv.length);
}
static void
display_auth_info(struct l2fwd_crypto_options *options)
{
printf("\n---- Authentication information ---\n");
printf("Algorithm: %s\n",
supported_auth_algo[options->auth_xform.auth.algo]);
rte_hexdump(stdout, "Auth key:",
options->auth_xform.auth.key.data,
options->auth_xform.auth.key.length);
rte_hexdump(stdout, "AAD:", options->aad.data, options->aad.length);
}
static void
l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
{
char string_cipher_op[MAX_STR_LEN];
char string_auth_op[MAX_STR_LEN];
if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
strcpy(string_cipher_op, "Encrypt");
else
strcpy(string_cipher_op, "Decrypt");
if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_GENERATE)
strcpy(string_auth_op, "Auth generate");
else
strcpy(string_auth_op, "Auth verify");
printf("Options:-\nn");
printf("portmask: %x\n", options->portmask);
printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
@ -1226,6 +1270,42 @@ l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
printf("sessionless crypto: %s\n",
options->sessionless ? "enabled" : "disabled");
if (options->ckey_param && (options->ckey_random_size != -1))
printf("Cipher key already parsed, ignoring size of random key\n");
if (options->akey_param && (options->akey_random_size != -1))
printf("Auth key already parsed, ignoring size of random key\n");
if (options->iv_param && (options->iv_random_size != -1))
printf("IV already parsed, ignoring size of random IV\n");
if (options->aad_param && (options->aad_random_size != -1))
printf("AAD already parsed, ignoring size of random AAD\n");
printf("\nCrypto chain: ");
switch (options->xform_chain) {
case L2FWD_CRYPTO_CIPHER_HASH:
printf("Input --> %s --> %s --> Output\n",
string_cipher_op, string_auth_op);
display_cipher_info(options);
display_auth_info(options);
break;
case L2FWD_CRYPTO_HASH_CIPHER:
printf("Input --> %s --> %s --> Output\n",
string_auth_op, string_cipher_op);
display_cipher_info(options);
display_auth_info(options);
break;
case L2FWD_CRYPTO_HASH_ONLY:
printf("Input --> %s --> Output\n", string_auth_op);
display_auth_info(options);
break;
case L2FWD_CRYPTO_CIPHER_ONLY:
printf("Input --> %s --> Output\n", string_cipher_op);
display_cipher_info(options);
break;
}
}
/* Parse the argument given in the command line of the application */