Support several flavours of AES-192.

Change-Id: I28d302fad0d3d00fa69d3224a96366207729d8d5

crypto/cipher/cipher_test.c

diff --git a/crypto/cipher/cipher_test.c b/crypto/cipher/cipher_test.c
index 607111f..75dbe7e 100644
--- a/crypto/cipher/cipher_test.c
+++ b/crypto/cipher/cipher_test.c
@@ -313,6 +313,8 @@
     c = EVP_aes_128_gcm();
   } else if (strcmp(cipher, "AES-128-OFB") == 0) {
     c = EVP_aes_128_ofb();
+  } else if (strcmp(cipher, "AES-192-CBC") == 0) {
+    c = EVP_aes_192_cbc();
   } else if (strcmp(cipher, "AES-256-CBC") == 0) {
     c = EVP_aes_256_cbc();
   } else if (strcmp(cipher, "AES-128-CTR") == 0) {

crypto/cipher/e_aes.c

diff --git a/crypto/cipher/e_aes.c b/crypto/cipher/e_aes.c
index 8b967dd..6e4b7a0 100644
--- a/crypto/cipher/e_aes.c
+++ b/crypto/cipher/e_aes.c
@@ -757,6 +757,28 @@
     aes_gcm_ctrl};
 
 
+static const EVP_CIPHER aes_192_cbc = {
+    NID_aes_192_cbc,     16 /* block_size */, 24 /* key_size */,
+    16 /* iv_len */,     sizeof(EVP_AES_KEY), EVP_CIPH_CBC_MODE,
+    NULL /* app_data */, aes_init_key,        aes_cbc_cipher,
+    NULL /* cleanup */,  NULL /* ctrl */};
+
+static const EVP_CIPHER aes_192_ctr = {
+    NID_aes_192_ctr,     1 /* block_size */,  24 /* key_size */,
+    16 /* iv_len */,     sizeof(EVP_AES_KEY), EVP_CIPH_CTR_MODE,
+    NULL /* app_data */, aes_init_key,        aes_ctr_cipher,
+    NULL /* cleanup */,  NULL /* ctrl */};
+
+static const EVP_CIPHER aes_192_gcm = {
+    NID_aes_192_gcm, 1 /* block_size */, 24 /* key_size */, 12 /* iv_len */,
+    sizeof(EVP_AES_GCM_CTX),
+    EVP_CIPH_GCM_MODE | EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER |
+        EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT |
+        EVP_CIPH_FLAG_AEAD_CIPHER,
+    NULL /* app_data */, aes_gcm_init_key, aes_gcm_cipher, aes_gcm_cleanup,
+    aes_gcm_ctrl};
+
+
 static const EVP_CIPHER aes_256_cbc = {
     NID_aes_256_cbc,     16 /* block_size */, 32 /* key_size */,
     16 /* iv_len */,     sizeof(EVP_AES_KEY), EVP_CIPH_CBC_MODE,
@@ -917,6 +939,28 @@
     aes_gcm_ctrl};
 
 
+static const EVP_CIPHER aesni_192_cbc = {
+    NID_aes_192_cbc,     16 /* block_size */, 24 /* key_size */,
+    16 /* iv_len */,     sizeof(EVP_AES_KEY), EVP_CIPH_CBC_MODE,
+    NULL /* app_data */, aesni_init_key,      aesni_cbc_cipher,
+    NULL /* cleanup */,  NULL /* ctrl */};
+
+static const EVP_CIPHER aesni_192_ctr = {
+    NID_aes_192_ctr,     1 /* block_size */,  24 /* key_size */,
+    16 /* iv_len */,     sizeof(EVP_AES_KEY), EVP_CIPH_CTR_MODE,
+    NULL /* app_data */, aesni_init_key,      aes_ctr_cipher,
+    NULL /* cleanup */,  NULL /* ctrl */};
+
+static const EVP_CIPHER aesni_192_gcm = {
+    NID_aes_192_gcm, 1 /* block_size */, 24 /* key_size */, 12 /* iv_len */,
+    sizeof(EVP_AES_GCM_CTX),
+    EVP_CIPH_GCM_MODE | EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER |
+        EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT |
+        EVP_CIPH_FLAG_AEAD_CIPHER,
+    NULL /* app_data */, aesni_gcm_init_key, aes_gcm_cipher, aes_gcm_cleanup,
+    aes_gcm_ctrl};
+
+
 static const EVP_CIPHER aesni_256_cbc = {
     NID_aes_256_cbc,     16 /* block_size */, 32 /* key_size */,
     16 /* iv_len */,     sizeof(EVP_AES_KEY), EVP_CIPH_CBC_MODE,
@@ -978,6 +1022,10 @@
 EVP_CIPHER_FUNCTION(128, ofb)
 EVP_CIPHER_FUNCTION(128, gcm)
 
+EVP_CIPHER_FUNCTION(192, cbc)
+EVP_CIPHER_FUNCTION(192, ctr)
+EVP_CIPHER_FUNCTION(192, gcm)
+
 EVP_CIPHER_FUNCTION(256, cbc)
 EVP_CIPHER_FUNCTION(256, ctr)
 EVP_CIPHER_FUNCTION(256, ecb)

crypto/cipher/test/cipher_test.txt

diff --git a/crypto/cipher/test/cipher_test.txt b/crypto/cipher/test/cipher_test.txt
index 17914e5..ccf22ea 100644
--- a/crypto/cipher/test/cipher_test.txt
+++ b/crypto/cipher/test/cipher_test.txt
@@ -101,3 +101,9 @@
 AES-256-OFB:603DEB1015CA71BE2B73AEF0857D77811F352C073B6108D72D9810A30914DFF4:B7BF3A5DF43989DD97F0FA97EBCE2F4A:AE2D8A571E03AC9C9EB76FAC45AF8E51:4FEBDC6740D20B3AC88F6AD82A4FB08D:0
 AES-256-OFB:603DEB1015CA71BE2B73AEF0857D77811F352C073B6108D72D9810A30914DFF4:E1C656305ED1A7A6563805746FE03EDC:30C81C46A35CE411E5FBC1191A0A52EF:71AB47A086E86EEDF39D1C5BBA97C408:0
 AES-256-OFB:603DEB1015CA71BE2B73AEF0857D77811F352C073B6108D72D9810A30914DFF4:41635BE625B48AFC1666DD42A09D96E7:F69F2445DF4F9B17AD2B417BE66C3710:0126141D67F37BE8538F5A8BE740E484:0
+
+# AES-192 CBC-mode test from upstream OpenSSL.
+AES-192-CBC:8E73B0F7DA0E6452C810F32B809079E562F8EAD2522C6B7B:000102030405060708090A0B0C0D0E0F:6BC1BEE22E409F96E93D7E117393172A:4F021DB243BC633D7178183A9FA071E8
+AES-192-CBC:8E73B0F7DA0E6452C810F32B809079E562F8EAD2522C6B7B:4F021DB243BC633D7178183A9FA071E8:AE2D8A571E03AC9C9EB76FAC45AF8E51:B4D9ADA9AD7DEDF4E5E738763F69145A
+AES-192-CBC:8E73B0F7DA0E6452C810F32B809079E562F8EAD2522C6B7B:B4D9ADA9AD7DEDF4E5E738763F69145A:30C81C46A35CE411E5FBC1191A0A52EF:571B242012FB7AE07FA9BAAC3DF102E0
+AES-192-CBC:8E73B0F7DA0E6452C810F32B809079E562F8EAD2522C6B7B:571B242012FB7AE07FA9BAAC3DF102E0:F69F2445DF4F9B17AD2B417BE66C3710:08B0E27988598881D920A9E64F5615CD