From: Zbigniew Bodek <zbigniew.bo...@caviumnetworks.com>
Add minor adjustments to support SHA256 HMAC:
- extend maximum key length to match SHA256 HMAC
- add SHA256 HMAC parameters and configuration string
- add SHA256 HMAC to inbound and outbound cases
Signed-off-by: Zbigniew Bodek <zbigniew.bo...@caviumnetworks.com>
---
examples/ipsec-secgw/esp.c | 2 ++
examples/ipsec-secgw/ipsec.h | 2 +-
examples/ipsec-secgw/sa.c | 6 ++++++
3 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/examples/ipsec-secgw/esp.c b/examples/ipsec-secgw/esp.c
index 9715ea9..e77afa0 100644
--- a/examples/ipsec-secgw/esp.c
+++ b/examples/ipsec-secgw/esp.c
@@ -122,6 +122,7 @@
switch (sa->auth_algo) {
case RTE_CRYPTO_AUTH_NULL:
case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
sym_cop->auth.data.offset = ip_hdr_len;
sym_cop->auth.data.length = sizeof(struct esp_hdr) +
sa->iv_len + payload_len;
@@ -354,6 +355,7 @@
switch (sa->auth_algo) {
case RTE_CRYPTO_AUTH_NULL:
case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
sym_cop->auth.data.offset = ip_hdr_len;
sym_cop->auth.data.length = sizeof(struct esp_hdr) +
sa->iv_len + pad_payload_len;
diff --git a/examples/ipsec-secgw/ipsec.h b/examples/ipsec-secgw/ipsec.h
index dbc8c2c..fe42661 100644
--- a/examples/ipsec-secgw/ipsec.h
+++ b/examples/ipsec-secgw/ipsec.h
@@ -90,7 +90,7 @@ struct ip_addr {
} ip;
};
-#define MAX_KEY_SIZE 20
+#define MAX_KEY_SIZE 32
struct ipsec_sa {
uint32_t spi;
diff --git a/examples/ipsec-secgw/sa.c b/examples/ipsec-secgw/sa.c
index 8c4406c..39624c4 100644
--- a/examples/ipsec-secgw/sa.c
+++ b/examples/ipsec-secgw/sa.c
@@ -114,6 +114,12 @@ struct supported_auth_algo {
.key_len = 20
},
{
+ .keyword = "sha256-hmac",
+ .algo = RTE_CRYPTO_AUTH_SHA256_HMAC,
+ .digest_len = 12,
+ .key_len = 32
+ },
+ {
.keyword = "aes-128-gcm",
.algo = RTE_CRYPTO_AUTH_AES_GCM,
.digest_len = 16,
--
1.9.1
