#include <rte_byteorder.h>
#include <rte_errno.h>
#include <rte_ip.h>
+#include <rte_random.h>
#include "ipsec.h"
#include "esp.h"
+#include "parser.h"
+
+struct supported_cipher_algo {
+ const char *keyword;
+ enum rte_crypto_cipher_algorithm algo;
+ uint16_t iv_len;
+ uint16_t block_size;
+ uint16_t key_len;
+};
-/* SAs Outbound */
-const struct ipsec_sa sa_out[] = {
- {
- .spi = 5,
- .src.ip.ip4 = IPv4(172, 16, 1, 5),
- .dst.ip.ip4 = IPv4(172, 16, 2, 5),
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP4_TUNNEL
- },
- {
- .spi = 6,
- .src.ip.ip4 = IPv4(172, 16, 1, 6),
- .dst.ip.ip4 = IPv4(172, 16, 2, 6),
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP4_TUNNEL
- },
- {
- .spi = 10,
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = TRANSPORT
- },
- {
- .spi = 11,
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = TRANSPORT
- },
- {
- .spi = 15,
- .src.ip.ip4 = IPv4(172, 16, 1, 5),
- .dst.ip.ip4 = IPv4(172, 16, 2, 5),
- .cipher_algo = RTE_CRYPTO_CIPHER_NULL,
- .auth_algo = RTE_CRYPTO_AUTH_NULL,
- .digest_len = 0,
- .iv_len = 0,
- .block_size = 4,
- .flags = IP4_TUNNEL
- },
- {
- .spi = 16,
- .src.ip.ip4 = IPv4(172, 16, 1, 6),
- .dst.ip.ip4 = IPv4(172, 16, 2, 6),
- .cipher_algo = RTE_CRYPTO_CIPHER_NULL,
- .auth_algo = RTE_CRYPTO_AUTH_NULL,
- .digest_len = 0,
- .iv_len = 0,
- .block_size = 4,
- .flags = IP4_TUNNEL
- },
- {
- .spi = 25,
- .src.ip.ip6.ip6_b = { 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
- 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x55, 0x55 },
- .dst.ip.ip6.ip6_b = { 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
- 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x55, 0x55 },
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP6_TUNNEL
- },
- {
- .spi = 26,
- .src.ip.ip6.ip6_b = { 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
- 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x66, 0x66 },
- .dst.ip.ip6.ip6_b = { 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
- 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x66, 0x66 },
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP6_TUNNEL
- },
+struct supported_auth_algo {
+ const char *keyword;
+ enum rte_crypto_auth_algorithm algo;
+ uint16_t digest_len;
+ uint16_t key_len;
+ uint8_t aad_len;
+ uint8_t key_not_req;
};
-/* SAs Inbound */
-const struct ipsec_sa sa_in[] = {
- {
- .spi = 105,
- .src.ip.ip4 = IPv4(172, 16, 2, 5),
- .dst.ip.ip4 = IPv4(172, 16, 1, 5),
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP4_TUNNEL
- },
+const struct supported_cipher_algo cipher_algos[] = {
{
- .spi = 106,
- .src.ip.ip4 = IPv4(172, 16, 2, 6),
- .dst.ip.ip4 = IPv4(172, 16, 1, 6),
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP4_TUNNEL
+ .keyword = "null",
+ .algo = RTE_CRYPTO_CIPHER_NULL,
+ .iv_len = 0,
+ .block_size = 4,
+ .key_len = 0
},
{
- .spi = 110,
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = TRANSPORT
+ .keyword = "aes-128-cbc",
+ .algo = RTE_CRYPTO_CIPHER_AES_CBC,
+ .iv_len = 16,
+ .block_size = 16,
+ .key_len = 16
},
{
- .spi = 111,
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = TRANSPORT
+ .keyword = "aes-128-gcm",
+ .algo = RTE_CRYPTO_CIPHER_AES_GCM,
+ .iv_len = 8,
+ .block_size = 4,
+ .key_len = 20
},
{
- .spi = 115,
- .src.ip.ip4 = IPv4(172, 16, 2, 5),
- .dst.ip.ip4 = IPv4(172, 16, 1, 5),
- .cipher_algo = RTE_CRYPTO_CIPHER_NULL,
- .auth_algo = RTE_CRYPTO_AUTH_NULL,
- .digest_len = 0,
- .iv_len = 0,
- .block_size = 4,
- .flags = IP4_TUNNEL
- },
+ .keyword = "aes-128-ctr",
+ .algo = RTE_CRYPTO_CIPHER_AES_CTR,
+ .iv_len = 8,
+ .block_size = 16, /* XXX AESNI MB limition, should be 4 */
+ .key_len = 20
+ }
+};
+
+const struct supported_auth_algo auth_algos[] = {
{
- .spi = 116,
- .src.ip.ip4 = IPv4(172, 16, 2, 6),
- .dst.ip.ip4 = IPv4(172, 16, 1, 6),
- .cipher_algo = RTE_CRYPTO_CIPHER_NULL,
- .auth_algo = RTE_CRYPTO_AUTH_NULL,
- .digest_len = 0,
- .iv_len = 0,
- .block_size = 4,
- .flags = IP4_TUNNEL
+ .keyword = "null",
+ .algo = RTE_CRYPTO_AUTH_NULL,
+ .digest_len = 0,
+ .key_len = 0,
+ .key_not_req = 1
},
{
- .spi = 125,
- .src.ip.ip6.ip6_b = { 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
- 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x55, 0x55 },
- .dst.ip.ip6.ip6_b = { 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
- 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x55, 0x55 },
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP6_TUNNEL
+ .keyword = "sha1-hmac",
+ .algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
+ .digest_len = 12,
+ .key_len = 20
},
{
- .spi = 126,
- .src.ip.ip6.ip6_b = { 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
- 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x66, 0x66 },
- .dst.ip.ip6.ip6_b = { 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
- 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x66, 0x66 },
- .cipher_algo = RTE_CRYPTO_CIPHER_AES_CBC,
- .auth_algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
- .digest_len = 12,
- .iv_len = 16,
- .block_size = 16,
- .flags = IP6_TUNNEL
- },
+ .keyword = "aes-128-gcm",
+ .algo = RTE_CRYPTO_AUTH_AES_GCM,
+ .digest_len = 16,
+ .aad_len = 8,
+ .key_not_req = 1
+ }
};
-static uint8_t cipher_key[256] = "sixteenbytes key";
+struct ipsec_sa sa_out[IPSEC_SA_MAX_ENTRIES];
+uint32_t nb_sa_out;
+
+struct ipsec_sa sa_in[IPSEC_SA_MAX_ENTRIES];
+uint32_t nb_sa_in;
+
+static const struct supported_cipher_algo *
+find_match_cipher_algo(const char *cipher_keyword)
+{
+ size_t i;
-/* AES CBC xform */
-const struct rte_crypto_sym_xform aescbc_enc_xf = {
- NULL,
- RTE_CRYPTO_SYM_XFORM_CIPHER,
- {.cipher = { RTE_CRYPTO_CIPHER_OP_ENCRYPT, RTE_CRYPTO_CIPHER_AES_CBC,
- .key = { cipher_key, 16 } }
+ for (i = 0; i < RTE_DIM(cipher_algos); i++) {
+ const struct supported_cipher_algo *algo =
+ &cipher_algos[i];
+
+ if (strcmp(cipher_keyword, algo->keyword) == 0)
+ return algo;
}
-};
-const struct rte_crypto_sym_xform aescbc_dec_xf = {
- NULL,
- RTE_CRYPTO_SYM_XFORM_CIPHER,
- {.cipher = { RTE_CRYPTO_CIPHER_OP_DECRYPT, RTE_CRYPTO_CIPHER_AES_CBC,
- .key = { cipher_key, 16 } }
+ return NULL;
+}
+
+static const struct supported_auth_algo *
+find_match_auth_algo(const char *auth_keyword)
+{
+ size_t i;
+
+ for (i = 0; i < RTE_DIM(auth_algos); i++) {
+ const struct supported_auth_algo *algo =
+ &auth_algos[i];
+
+ if (strcmp(auth_keyword, algo->keyword) == 0)
+ return algo;
}
-};
-static uint8_t auth_key[256] = "twentybytes hash key";
+ return NULL;
+}
-/* SHA1 HMAC xform */
-const struct rte_crypto_sym_xform sha1hmac_gen_xf = {
- NULL,
- RTE_CRYPTO_SYM_XFORM_AUTH,
- {.auth = { RTE_CRYPTO_AUTH_OP_GENERATE, RTE_CRYPTO_AUTH_SHA1_HMAC,
- .key = { auth_key, 20 }, 12, 0 }
+/** parse_key_string
+ * parse x:x:x:x.... hex number key string into uint8_t *key
+ * return:
+ * > 0: number of bytes parsed
+ * 0: failed
+ */
+static uint32_t
+parse_key_string(const char *key_str, uint8_t *key)
+{
+ const char *pt_start = key_str, *pt_end = key_str;
+ uint32_t nb_bytes = 0;
+
+ while (pt_end != NULL) {
+ char sub_str[3] = {0};
+
+ pt_end = strchr(pt_start, ':');
+
+ if (pt_end == NULL) {
+ if (strlen(pt_start) > 2)
+ return 0;
+ strncpy(sub_str, pt_start, 2);
+ } else {
+ if (pt_end - pt_start > 2)
+ return 0;
+
+ strncpy(sub_str, pt_start, pt_end - pt_start);
+ pt_start = pt_end + 1;
+ }
+
+ key[nb_bytes++] = strtol(sub_str, NULL, 16);
}
-};
-const struct rte_crypto_sym_xform sha1hmac_verify_xf = {
- NULL,
- RTE_CRYPTO_SYM_XFORM_AUTH,
- {.auth = { RTE_CRYPTO_AUTH_OP_VERIFY, RTE_CRYPTO_AUTH_SHA1_HMAC,
- .key = { auth_key, 20 }, 12, 0 }
+ return nb_bytes;
+}
+
+void
+parse_sa_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status)
+{
+ struct ipsec_sa *rule = NULL;
+ uint32_t ti; /*token index*/
+ uint32_t *ri /*rule index*/;
+ uint32_t cipher_algo_p = 0;
+ uint32_t auth_algo_p = 0;
+ uint32_t src_p = 0;
+ uint32_t dst_p = 0;
+ uint32_t mode_p = 0;
+
+ if (strcmp(tokens[0], "in") == 0) {
+ ri = &nb_sa_in;
+
+ APP_CHECK(*ri <= IPSEC_SA_MAX_ENTRIES - 1, status,
+ "too many sa rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule = &sa_in[*ri];
+ } else {
+ ri = &nb_sa_out;
+
+ APP_CHECK(*ri <= IPSEC_SA_MAX_ENTRIES - 1, status,
+ "too many sa rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule = &sa_out[*ri];
}
-};
-/* AES CBC xform */
-const struct rte_crypto_sym_xform null_cipher_xf = {
- NULL,
- RTE_CRYPTO_SYM_XFORM_CIPHER,
- {.cipher = { .algo = RTE_CRYPTO_CIPHER_NULL }
+ /* spi number */
+ APP_CHECK_TOKEN_IS_NUM(tokens, 1, status);
+ if (status->status < 0)
+ return;
+ rule->spi = atoi(tokens[1]);
+
+ for (ti = 2; ti < n_tokens; ti++) {
+ if (strcmp(tokens[ti], "mode") == 0) {
+ APP_CHECK_PRESENCE(mode_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (strcmp(tokens[ti], "ipv4-tunnel") == 0)
+ rule->flags = IP4_TUNNEL;
+ else if (strcmp(tokens[ti], "ipv6-tunnel") == 0)
+ rule->flags = IP6_TUNNEL;
+ else if (strcmp(tokens[ti], "transport") == 0)
+ rule->flags = TRANSPORT;
+ else {
+ APP_CHECK(0, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+ return;
+ }
+
+ mode_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "cipher_algo") == 0) {
+ const struct supported_cipher_algo *algo;
+ uint32_t key_len;
+
+ APP_CHECK_PRESENCE(cipher_algo_p, tokens[ti],
+ status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ algo = find_match_cipher_algo(tokens[ti]);
+
+ APP_CHECK(algo != NULL, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+
+ rule->cipher_algo = algo->algo;
+ rule->block_size = algo->block_size;
+ rule->iv_len = algo->iv_len;
+ rule->cipher_key_len = algo->key_len;
+
+ /* for NULL algorithm, no cipher key required */
+ if (rule->cipher_algo == RTE_CRYPTO_CIPHER_NULL) {
+ cipher_algo_p = 1;
+ continue;
+ }
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(strcmp(tokens[ti], "cipher_key") == 0,
+ status, "unrecognized input \"%s\", "
+ "expect \"cipher_key\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ key_len = parse_key_string(tokens[ti],
+ rule->cipher_key);
+ APP_CHECK(key_len == rule->cipher_key_len, status,
+ "unrecognized input \"%s\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ if (algo->algo == RTE_CRYPTO_CIPHER_AES_CBC)
+ rule->salt = (uint32_t)rte_rand();
+
+ if ((algo->algo == RTE_CRYPTO_CIPHER_AES_CTR) ||
+ (algo->algo == RTE_CRYPTO_CIPHER_AES_GCM)) {
+ key_len -= 4;
+ rule->cipher_key_len = key_len;
+ memcpy(&rule->salt,
+ &rule->cipher_key[key_len], 4);
+ }
+
+ cipher_algo_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "auth_algo") == 0) {
+ const struct supported_auth_algo *algo;
+ uint32_t key_len;
+
+ APP_CHECK_PRESENCE(auth_algo_p, tokens[ti],
+ status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ algo = find_match_auth_algo(tokens[ti]);
+ APP_CHECK(algo != NULL, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+
+ rule->auth_algo = algo->algo;
+ rule->auth_key_len = algo->key_len;
+ rule->digest_len = algo->digest_len;
+ rule->aad_len = algo->key_len;
+
+ /* NULL algorithm and combined algos do not
+ * require auth key
+ */
+ if (algo->key_not_req) {
+ auth_algo_p = 1;
+ continue;
+ }
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(strcmp(tokens[ti], "auth_key") == 0,
+ status, "unrecognized input \"%s\", "
+ "expect \"auth_key\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ key_len = parse_key_string(tokens[ti],
+ rule->auth_key);
+ APP_CHECK(key_len == rule->auth_key_len, status,
+ "unrecognized input \"%s\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ auth_algo_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "src") == 0) {
+ APP_CHECK_PRESENCE(src_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (rule->flags == IP4_TUNNEL) {
+ struct in_addr ip;
+
+ APP_CHECK(parse_ipv4_addr(tokens[ti],
+ &ip, NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv4 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ rule->src.ip.ip4 = rte_bswap32(
+ (uint32_t)ip.s_addr);
+ } else if (rule->flags == IP6_TUNNEL) {
+ struct in6_addr ip;
+
+ APP_CHECK(parse_ipv6_addr(tokens[ti], &ip,
+ NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv6 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ memcpy(rule->src.ip.ip6.ip6_b,
+ ip.s6_addr, 16);
+ } else if (rule->flags == TRANSPORT) {
+ APP_CHECK(0, status, "unrecognized input "
+ "\"%s\"", tokens[ti]);
+ return;
+ }
+
+ src_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "dst") == 0) {
+ APP_CHECK_PRESENCE(dst_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (rule->flags == IP4_TUNNEL) {
+ struct in_addr ip;
+
+ APP_CHECK(parse_ipv4_addr(tokens[ti],
+ &ip, NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv4 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ rule->dst.ip.ip4 = rte_bswap32(
+ (uint32_t)ip.s_addr);
+ } else if (rule->flags == IP6_TUNNEL) {
+ struct in6_addr ip;
+
+ APP_CHECK(parse_ipv6_addr(tokens[ti], &ip,
+ NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv6 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ memcpy(rule->dst.ip.ip6.ip6_b, ip.s6_addr, 16);
+ } else if (rule->flags == TRANSPORT) {
+ APP_CHECK(0, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+ return;
+ }
+
+ dst_p = 1;
+ continue;
+ }
+
+ /* unrecognizeable input */
+ APP_CHECK(0, status, "unrecognized input \"%s\"",
+ tokens[ti]);
+ return;
}
-};
-const struct rte_crypto_sym_xform null_auth_xf = {
- NULL,
- RTE_CRYPTO_SYM_XFORM_AUTH,
- {.auth = { .algo = RTE_CRYPTO_AUTH_NULL }
+ APP_CHECK(cipher_algo_p == 1, status, "missing cipher options");
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(auth_algo_p == 1, status, "missing auth options");
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(mode_p == 1, status, "missing mode option");
+ if (status->status < 0)
+ return;
+
+ *ri = *ri + 1;
+}
+
+static inline void
+print_one_sa_rule(const struct ipsec_sa *sa, int inbound)
+{
+ uint32_t i;
+ uint8_t a, b, c, d;
+
+ printf("\tspi_%s(%3u):", inbound?"in":"out", sa->spi);
+
+ for (i = 0; i < RTE_DIM(cipher_algos); i++) {
+ if (cipher_algos[i].algo == sa->cipher_algo) {
+ printf("%s ", cipher_algos[i].keyword);
+ break;
+ }
}
-};
+
+ for (i = 0; i < RTE_DIM(auth_algos); i++) {
+ if (auth_algos[i].algo == sa->auth_algo) {
+ printf("%s ", auth_algos[i].keyword);
+ break;
+ }
+ }
+
+ printf("mode:");
+
+ switch (sa->flags) {
+ case IP4_TUNNEL:
+ printf("IP4Tunnel ");
+ uint32_t_to_char(sa->src.ip.ip4, &a, &b, &c, &d);
+ printf("%hhu.%hhu.%hhu.%hhu ", d, c, b, a);
+ uint32_t_to_char(sa->dst.ip.ip4, &a, &b, &c, &d);
+ printf("%hhu.%hhu.%hhu.%hhu", d, c, b, a);
+ break;
+ case IP6_TUNNEL:
+ printf("IP6Tunnel ");
+ for (i = 0; i < 16; i++) {
+ if (i % 2 && i != 15)
+ printf("%.2x:", sa->src.ip.ip6.ip6_b[i]);
+ else
+ printf("%.2x", sa->src.ip.ip6.ip6_b[i]);
+ }
+ printf(" ");
+ for (i = 0; i < 16; i++) {
+ if (i % 2 && i != 15)
+ printf("%.2x:", sa->dst.ip.ip6.ip6_b[i]);
+ else
+ printf("%.2x", sa->dst.ip.ip6.ip6_b[i]);
+ }
+ break;
+ case TRANSPORT:
+ printf("Transport");
+ break;
+ }
+ printf("\n");
+}
struct sa_ctx {
struct ipsec_sa sa[IPSEC_SA_MAX_ENTRIES];
}
if (inbound) {
- if (sa->cipher_algo == RTE_CRYPTO_CIPHER_NULL) {
- sa_ctx->xf[idx].a = null_auth_xf;
- sa_ctx->xf[idx].b = null_cipher_xf;
- } else {
- sa_ctx->xf[idx].a = sha1hmac_verify_xf;
- sa_ctx->xf[idx].b = aescbc_dec_xf;
- }
+ sa_ctx->xf[idx].b.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ sa_ctx->xf[idx].b.cipher.algo = sa->cipher_algo;
+ sa_ctx->xf[idx].b.cipher.key.data = sa->cipher_key;
+ sa_ctx->xf[idx].b.cipher.key.length =
+ sa->cipher_key_len;
+ sa_ctx->xf[idx].b.cipher.op =
+ RTE_CRYPTO_CIPHER_OP_DECRYPT;
+ sa_ctx->xf[idx].b.next = NULL;
+
+ sa_ctx->xf[idx].a.type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ sa_ctx->xf[idx].a.auth.algo = sa->auth_algo;
+ sa_ctx->xf[idx].a.auth.add_auth_data_length =
+ sa->aad_len;
+ sa_ctx->xf[idx].a.auth.key.data = sa->auth_key;
+ sa_ctx->xf[idx].a.auth.key.length =
+ sa->auth_key_len;
+ sa_ctx->xf[idx].a.auth.digest_length =
+ sa->digest_len;
+ sa_ctx->xf[idx].a.auth.op =
+ RTE_CRYPTO_AUTH_OP_VERIFY;
+
} else { /* outbound */
- if (sa->cipher_algo == RTE_CRYPTO_CIPHER_NULL) {
- sa_ctx->xf[idx].a = null_cipher_xf;
- sa_ctx->xf[idx].b = null_auth_xf;
- } else {
- sa_ctx->xf[idx].a = aescbc_enc_xf;
- sa_ctx->xf[idx].b = sha1hmac_gen_xf;
- }
+ sa_ctx->xf[idx].a.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ sa_ctx->xf[idx].a.cipher.algo = sa->cipher_algo;
+ sa_ctx->xf[idx].a.cipher.key.data = sa->cipher_key;
+ sa_ctx->xf[idx].a.cipher.key.length =
+ sa->cipher_key_len;
+ sa_ctx->xf[idx].a.cipher.op =
+ RTE_CRYPTO_CIPHER_OP_ENCRYPT;
+ sa_ctx->xf[idx].a.next = NULL;
+
+ sa_ctx->xf[idx].b.type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ sa_ctx->xf[idx].b.auth.algo = sa->auth_algo;
+ sa_ctx->xf[idx].b.auth.add_auth_data_length =
+ sa->aad_len;
+ sa_ctx->xf[idx].b.auth.key.data = sa->auth_key;
+ sa_ctx->xf[idx].b.auth.key.length =
+ sa->auth_key_len;
+ sa_ctx->xf[idx].b.auth.digest_length =
+ sa->digest_len;
+ sa_ctx->xf[idx].b.auth.op =
+ RTE_CRYPTO_AUTH_OP_GENERATE;
}
+
sa_ctx->xf[idx].a.next = &sa_ctx->xf[idx].b;
sa_ctx->xf[idx].b.next = NULL;
sa->xforms = &sa_ctx->xf[idx].a;
+
+ print_one_sa_rule(sa, inbound);
}
return 0;
}
void
-sa_init(struct socket_ctx *ctx, int32_t socket_id, uint32_t ep)
+sa_init(struct socket_ctx *ctx, int32_t socket_id)
{
- const struct ipsec_sa *sa_out_entries, *sa_in_entries;
- uint32_t nb_out_entries, nb_in_entries;
const char *name;
if (ctx == NULL)
rte_exit(EXIT_FAILURE, "Outbound SA DB for socket %u already "
"initialized\n", socket_id);
- if (ep == 0) {
- sa_out_entries = sa_out;
- nb_out_entries = RTE_DIM(sa_out);
- sa_in_entries = sa_in;
- nb_in_entries = RTE_DIM(sa_in);
- } else if (ep == 1) {
- sa_out_entries = sa_in;
- nb_out_entries = RTE_DIM(sa_in);
- sa_in_entries = sa_out;
- nb_in_entries = RTE_DIM(sa_out);
- } else
- rte_exit(EXIT_FAILURE, "Invalid EP value %u. "
- "Only 0 or 1 supported.\n", ep);
+ if (nb_sa_in > 0) {
+ name = "sa_in";
+ ctx->sa_in = sa_create(name, socket_id);
+ if (ctx->sa_in == NULL)
+ rte_exit(EXIT_FAILURE, "Error [%d] creating SA "
+ "context %s in socket %d\n", rte_errno,
+ name, socket_id);
- name = "sa_in";
- ctx->sa_in = sa_create(name, socket_id);
- if (ctx->sa_in == NULL)
- rte_exit(EXIT_FAILURE, "Error [%d] creating SA context %s "
- "in socket %d\n", rte_errno, name, socket_id);
-
- name = "sa_out";
- ctx->sa_out = sa_create(name, socket_id);
- if (ctx->sa_out == NULL)
- rte_exit(EXIT_FAILURE, "Error [%d] creating SA context %s "
- "in socket %d\n", rte_errno, name, socket_id);
+ sa_in_add_rules(ctx->sa_in, sa_in, nb_sa_in);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No SA Inbound rule specified\n");
- sa_in_add_rules(ctx->sa_in, sa_in_entries, nb_in_entries);
+ if (nb_sa_out > 0) {
+ name = "sa_out";
+ ctx->sa_out = sa_create(name, socket_id);
+ if (ctx->sa_out == NULL)
+ rte_exit(EXIT_FAILURE, "Error [%d] creating SA "
+ "context %s in socket %d\n", rte_errno,
+ name, socket_id);
- sa_out_add_rules(ctx->sa_out, sa_out_entries, nb_out_entries);
+ sa_out_add_rules(ctx->sa_out, sa_out, nb_sa_out);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No SA Outbound rule "
+ "specified\n");
}
int
Code Review / deb_dpdk.git / blobdiff