X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=vnet%2Fvnet%2Fipsec%2Fesp.h;h=505d34ad859c24af85309aed4b2b0b9c6c02d4d0;hb=166a9d4c21821bdbc9a2d5a818ec5ae0e8bdc036;hp=2334dc48bc58a29540494fe83a7767ac02e8746b;hpb=e2c987e21fa9d2d2be93176429679dd8eaca9576;p=vpp.git

diff --git a/vnet/vnet/ipsec/esp.h b/vnet/vnet/ipsec/esp.h
index 2334dc48bc5..505d34ad859 100644
--- a/vnet/vnet/ipsec/esp.h
+++ b/vnet/vnet/ipsec/esp.h
@@ -20,137 +20,153 @@
 #include <openssl/rand.h>
 #include <openssl/evp.h>
 
-typedef struct {
+typedef struct
+{
   u32 spi;
   u32 seq;
   u8 data[0];
 } esp_header_t;
 
-typedef struct {
+typedef struct
+{
   u8 pad_length;
   u8 next_header;
 } esp_footer_t;
 
+/* *INDENT-OFF* */
 typedef CLIB_PACKED (struct {
   ip4_header_t ip4;
   esp_header_t esp;
 }) ip4_and_esp_header_t;
+/* *INDENT-ON* */
 
+/* *INDENT-OFF* */
 typedef CLIB_PACKED (struct {
   ip6_header_t ip6;
   esp_header_t esp;
 }) ip6_and_esp_header_t;
+/* *INDENT-ON* */
 
-typedef struct {
-  const EVP_CIPHER * type;
+typedef struct
+{
+  const EVP_CIPHER *type;
 } esp_crypto_alg_t;
 
-typedef struct {
-  const EVP_MD * md;
+typedef struct
+{
+  const EVP_MD *md;
   u8 trunc_size;
 } esp_integ_alg_t;
 
-typedef struct {
-  CLIB_CACHE_LINE_ALIGN_MARK(cacheline0);
+typedef struct
+{
+  CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
   EVP_CIPHER_CTX encrypt_ctx;
-  CLIB_CACHE_LINE_ALIGN_MARK(cacheline1);
+    CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
   EVP_CIPHER_CTX decrypt_ctx;
-  CLIB_CACHE_LINE_ALIGN_MARK(cacheline2);
+    CLIB_CACHE_LINE_ALIGN_MARK (cacheline2);
   HMAC_CTX hmac_ctx;
   ipsec_crypto_alg_t last_encrypt_alg;
   ipsec_crypto_alg_t last_decrypt_alg;
   ipsec_integ_alg_t last_integ_alg;
 } esp_main_per_thread_data_t;
 
-typedef struct {
-  esp_crypto_alg_t * esp_crypto_algs;
-  esp_integ_alg_t * esp_integ_algs;
-  esp_main_per_thread_data_t * per_thread_data;
+typedef struct
+{
+  esp_crypto_alg_t *esp_crypto_algs;
+  esp_integ_alg_t *esp_integ_algs;
+  esp_main_per_thread_data_t *per_thread_data;
 } esp_main_t;
 
 esp_main_t esp_main;
 
 always_inline void
-esp_init()
+esp_init ()
 {
-  esp_main_t * em = &esp_main;
-  vlib_thread_main_t * tm = vlib_get_thread_main();
+  esp_main_t *em = &esp_main;
+  vlib_thread_main_t *tm = vlib_get_thread_main ();
 
   memset (em, 0, sizeof (em[0]));
 
-  vec_validate(em->esp_crypto_algs, IPSEC_CRYPTO_N_ALG - 1);
-  em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_128].type = EVP_aes_128_cbc();
-  em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_192].type = EVP_aes_192_cbc();
-  em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_256].type = EVP_aes_256_cbc();
+  vec_validate (em->esp_crypto_algs, IPSEC_CRYPTO_N_ALG - 1);
+  em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_128].type = EVP_aes_128_cbc ();
+  em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_192].type = EVP_aes_192_cbc ();
+  em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_256].type = EVP_aes_256_cbc ();
 
-  vec_validate(em->esp_integ_algs, IPSEC_INTEG_N_ALG - 1);
-  esp_integ_alg_t * i;
+  vec_validate (em->esp_integ_algs, IPSEC_INTEG_N_ALG - 1);
+  esp_integ_alg_t *i;
 
   i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA1_96];
-  i->md = EVP_sha1();
+  i->md = EVP_sha1 ();
   i->trunc_size = 12;
 
   i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_256_96];
-  i->md = EVP_sha256();
+  i->md = EVP_sha256 ();
   i->trunc_size = 12;
 
   i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_256_128];
-  i->md = EVP_sha256();
+  i->md = EVP_sha256 ();
   i->trunc_size = 16;
 
   i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_384_192];
-  i->md = EVP_sha384();
+  i->md = EVP_sha384 ();
   i->trunc_size = 24;
 
   i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_512_256];
-  i->md = EVP_sha512();
+  i->md = EVP_sha512 ();
   i->trunc_size = 32;
 
-  vec_validate_aligned(em->per_thread_data, tm->n_vlib_mains-1, CLIB_CACHE_LINE_BYTES);
+  vec_validate_aligned (em->per_thread_data, tm->n_vlib_mains - 1,
+			CLIB_CACHE_LINE_BYTES);
   int thread_id;
 
   for (thread_id = 0; thread_id < tm->n_vlib_mains - 1; thread_id++)
     {
-      EVP_CIPHER_CTX_init(&(em->per_thread_data[thread_id].encrypt_ctx));
-      EVP_CIPHER_CTX_init(&(em->per_thread_data[thread_id].decrypt_ctx));
-      HMAC_CTX_init(&(em->per_thread_data[thread_id].hmac_ctx));
+      EVP_CIPHER_CTX_init (&(em->per_thread_data[thread_id].encrypt_ctx));
+      EVP_CIPHER_CTX_init (&(em->per_thread_data[thread_id].decrypt_ctx));
+      HMAC_CTX_init (&(em->per_thread_data[thread_id].hmac_ctx));
     }
 }
 
 always_inline unsigned int
-hmac_calc(ipsec_integ_alg_t alg,
-          u8 * key,
-          int key_len,
-          u8 * data,
-          int data_len,
-          u8 * signature,
-          u8 use_esn,
-          u32 seq_hi)
+hmac_calc (ipsec_integ_alg_t alg,
+	   u8 * key,
+	   int key_len,
+	   u8 * data, int data_len, u8 * signature, u8 use_esn, u32 seq_hi)
 {
-  esp_main_t * em = &esp_main;
-  u32 cpu_index = os_get_cpu_number();
-  HMAC_CTX * ctx = &(em->per_thread_data[cpu_index].hmac_ctx);
-  const EVP_MD * md = NULL;
+  esp_main_t *em = &esp_main;
+  u32 cpu_index = os_get_cpu_number ();
+  HMAC_CTX *ctx = &(em->per_thread_data[cpu_index].hmac_ctx);
+  const EVP_MD *md = NULL;
   unsigned int len;
 
-  ASSERT(alg < IPSEC_INTEG_N_ALG);
+  ASSERT (alg < IPSEC_INTEG_N_ALG);
 
-  if (PREDICT_FALSE(em->esp_integ_algs[alg].md == 0))
+  if (PREDICT_FALSE (em->esp_integ_algs[alg].md == 0))
     return 0;
 
-  if (PREDICT_FALSE(alg != em->per_thread_data[cpu_index].last_integ_alg)) {
-    md = em->esp_integ_algs[alg].md;
-    em->per_thread_data[cpu_index].last_integ_alg = alg;
-  }
+  if (PREDICT_FALSE (alg != em->per_thread_data[cpu_index].last_integ_alg))
+    {
+      md = em->esp_integ_algs[alg].md;
+      em->per_thread_data[cpu_index].last_integ_alg = alg;
+    }
 
-  HMAC_Init(ctx, key, key_len, md);
+  HMAC_Init (ctx, key, key_len, md);
 
-  HMAC_Update(ctx, data, data_len);
+  HMAC_Update (ctx, data, data_len);
 
-  if (PREDICT_TRUE(use_esn))
-    HMAC_Update(ctx, (u8 *) &seq_hi, sizeof(seq_hi));
-  HMAC_Final(ctx, signature, &len);
+  if (PREDICT_TRUE (use_esn))
+    HMAC_Update (ctx, (u8 *) & seq_hi, sizeof (seq_hi));
+  HMAC_Final (ctx, signature, &len);
 
   return em->esp_integ_algs[alg].trunc_size;
 }
 
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */